Merge remote branch 'origin/master' into lp-binning

Conflicts:
	Makefile
	src/gallium/auxiliary/util/u_surface.c
	src/gallium/drivers/llvmpipe/lp_flush.c
	src/gallium/drivers/llvmpipe/lp_setup.c
	src/gallium/drivers/llvmpipe/lp_state_derived.c
	src/gallium/drivers/llvmpipe/lp_state_fs.c
	src/gallium/drivers/llvmpipe/lp_state_surface.c
	src/gallium/drivers/llvmpipe/lp_tex_cache.c
	src/gallium/drivers/llvmpipe/lp_texture.c
	src/gallium/drivers/llvmpipe/lp_tile_cache.c
	src/mesa/state_tracker/st_cb_condrender.c

51 files changed, 5984 insertions, 94 deletions

diff --git a/progs/SConscript b/progs/SConscript
index 3b180d00bc2..66a1745271d 100644
--- a/progs/SConscript
+++ b/progs/SConscript
@@ -15,38 +15,39 @@ if progs_env['platform'] == 'windows':
         'gdi32',
     ])
 
-# OpenGL
-if progs_env['platform'] == 'windows':
-    progs_env.Prepend(LIBS = ['glu32', 'opengl32'])
-else:
-    progs_env.Prepend(LIBS = ['GLU', 'GL'])
-
-# Glut
-progs_env.Prepend(LIBS = [glut])
-
-# GLEW
-progs_env.Prepend(LIBS = [glew])
-
-progs_env.Prepend(CPPPATH = [
-	'#progs/util',
-])
-
-progs_env.Prepend(LIBS = [
-	util,
-])
-
-Export('progs_env')
-
-SConscript([
-    'demos/SConscript',
-    'glsl/SConscript',
-    'redbook/SConscript',
-    'samples/SConscript',
-    'tests/SConscript',
-    'trivial/SConscript',
-    'vp/SConscript',
-    'vpglsl/SConscript',
-    'fp/SConscript',
-    'wgl/SConscript',
-    'perf/SConscript',
-])
+if platform != 'embedded':
+	# OpenGL
+	if progs_env['platform'] == 'windows':
+   		progs_env.Prepend(LIBS = ['glu32', 'opengl32'])
+	else:
+		progs_env.Prepend(LIBS = ['GLU', 'GL'])
+
+	# Glut
+	progs_env.Prepend(LIBS = [glut])
+
+	# GLEW
+	progs_env.Prepend(LIBS = [glew])
+
+	progs_env.Prepend(CPPPATH = [
+		'#progs/util',
+	])
+
+	progs_env.Prepend(LIBS = [
+		util,
+	])
+
+	Export('progs_env')
+
+	SConscript([
+	    'demos/SConscript',
+	    'glsl/SConscript',
+	    'redbook/SConscript',
+	    'samples/SConscript',
+	    'tests/SConscript',
+	    'trivial/SConscript',
+	    'vp/SConscript',
+	    'vpglsl/SConscript',
+	    'fp/SConscript',
+	    'wgl/SConscript',
+	    'perf/SConscript',
+	])
diff --git a/progs/demos/Makefile b/progs/demos/Makefile
index 65fdbaaad8e..5b1d2a0b65b 100644
--- a/progs/demos/Makefile
+++ b/progs/demos/Makefile
@@ -20,6 +20,7 @@ PROGS = \
 	copypix \
 	cubemap \
 	dinoshade \
+	dissolve \
 	drawpix \
 	engine \
 	fbo_firecube \
@@ -124,13 +125,6 @@ reflect.o: reflect.c showbuffer.h
 	$(APP_CC) -c -I$(INCDIR) $(CFLAGS) reflect.c
 
 
-shadowtex: shadowtex.o showbuffer.o
-	$(APP_CC) $(CFLAGS) $(LDFLAGS) shadowtex.o showbuffer.o $(LIBS) -o $@
-
-shadowtex.o: shadowtex.c showbuffer.h
-	$(APP_CC) -c -I$(INCDIR) $(CFLAGS) shadowtex.c
-
-
 gloss: gloss.o trackball.o readtex.o
 	$(APP_CC) $(CFLAGS) $(LDFLAGS) gloss.o trackball.o readtex.o $(LIBS) -o $@
 
diff --git a/progs/demos/SConscript b/progs/demos/SConscript
index 742dd66f36f..10d53b50bf5 100644
--- a/progs/demos/SConscript
+++ b/progs/demos/SConscript
@@ -8,6 +8,7 @@ progs = [
     'clearspd',
     'copypix',
     'cubemap',
+    'dissolve',
     'drawpix',
     'engine',
     'fbo_firecube',
diff --git a/progs/demos/dissolve.c b/progs/demos/dissolve.c
new file mode 100644
index 00000000000..f1589a4e413
--- /dev/null
+++ b/progs/demos/dissolve.c
@@ -0,0 +1,158 @@
+/**
+ * Dissolve between two images using randomized stencil buffer
+ * and varying stencil ref.
+ *
+ * Brian Paul
+ * 29 Jan 2010
+ */
+
+
+#include <stdio.h>
+#include <stdlib.h>
+#include <math.h>
+#include <GL/glut.h>
+#include "readtex.h"
+
+#define FILE1 "../images/bw.rgb"
+#define FILE2 "../images/arch.rgb"
+
+
+static int Win;
+static int WinWidth = 400, WinHeight = 400;
+static GLboolean Anim = GL_TRUE;
+
+static int ImgWidth[2], ImgHeight[2];
+static GLenum ImgFormat[2];
+static GLubyte *Image[2];
+static GLfloat ScaleX[2], ScaleY[2];
+
+static GLubyte StencilRef = 0;
+
+
+static void
+Idle(void)
+{
+   StencilRef = (GLint) (glutGet(GLUT_ELAPSED_TIME) / 10);
+   glutPostRedisplay();
+}
+
+
+static void
+RandomizeStencilBuffer(void)
+{
+   GLubyte *b = malloc(WinWidth * WinHeight);
+   int i;
+   for (i = 0; i < WinWidth * WinHeight; i++) {
+      b[i] = rand() & 0xff;
+   }
+
+   glStencilFunc(GL_ALWAYS, 0, ~0);
+   glPixelZoom(1.0, 1.0);
+   glDrawPixels(WinWidth, WinHeight, GL_STENCIL_INDEX, GL_UNSIGNED_BYTE, b);
+
+   free(b);
+}
+
+
+
+static void
+Draw(void)
+{
+   glClear(GL_COLOR_BUFFER_BIT);
+
+   glPixelZoom(ScaleX[0], ScaleY[0]);
+   glStencilFunc(GL_LESS, StencilRef, ~0);
+   glDrawPixels(ImgWidth[0], ImgHeight[0], ImgFormat[0], GL_UNSIGNED_BYTE, Image[0]);
+
+   glPixelZoom(ScaleX[1], ScaleY[1]);
+   glStencilFunc(GL_GEQUAL, StencilRef, ~0);
+   glDrawPixels(ImgWidth[1], ImgHeight[1], ImgFormat[1], GL_UNSIGNED_BYTE, Image[1]);
+
+   glutSwapBuffers();
+}
+
+
+static void
+Reshape(int width, int height)
+{
+   WinWidth = width;
+   WinHeight = height;
+   glViewport(0, 0, width, height);
+   glMatrixMode(GL_PROJECTION);
+   glLoadIdentity();
+   glFrustum(-1.0, 1.0, -1.0, 1.0, 5.0, 25.0);
+   glMatrixMode(GL_MODELVIEW);
+   glLoadIdentity();
+   glTranslatef(0.0, 0.0, -15.0);
+
+   RandomizeStencilBuffer();
+
+   ScaleX[0] = (float) width / ImgWidth[0];
+   ScaleY[0] = (float) height / ImgHeight[0];
+
+   ScaleX[1] = (float) width / ImgWidth[1];
+   ScaleY[1] = (float) height / ImgHeight[1];
+}
+
+
+static void
+Key(unsigned char key, int x, int y)
+{
+   (void) x;
+   (void) y;
+   switch (key) {
+   case 'a':
+      Anim = !Anim;
+      if (Anim)
+         glutIdleFunc(Idle);
+      else
+         glutIdleFunc(NULL);
+      break;
+   case 27:
+      glutDestroyWindow(Win);
+      exit(0);
+      break;
+   }
+   glutPostRedisplay();
+}
+
+
+
+static void
+Init(void)
+{
+   Image[0] = LoadRGBImage(FILE1, &ImgWidth[0], &ImgHeight[0], &ImgFormat[0]);
+   if (!Image[0]) {
+      printf("Couldn't read %s\n", FILE1);
+      exit(0);
+   }
+
+   Image[1] = LoadRGBImage(FILE2, &ImgWidth[1], &ImgHeight[1], &ImgFormat[1]);
+   if (!Image[1]) {
+      printf("Couldn't read %s\n", FILE1);
+      exit(0);
+   }
+
+   glEnable(GL_STENCIL_TEST);
+   glStencilOp(GL_KEEP, GL_KEEP, GL_KEEP);
+
+   glPixelStorei(GL_UNPACK_ALIGNMENT, 1);
+}
+
+
+int
+main(int argc, char *argv[])
+{
+   glutInit(&argc, argv);
+   glutInitWindowSize(WinWidth, WinHeight);
+   glutInitDisplayMode(GLUT_RGB | GLUT_DOUBLE | GLUT_DEPTH | GLUT_STENCIL);
+   Win = glutCreateWindow(argv[0]);
+   glutReshapeFunc(Reshape);
+   glutKeyboardFunc(Key);
+   glutDisplayFunc(Draw);
+   if (Anim)
+      glutIdleFunc(Idle);
+   Init();
+   glutMainLoop();
+   return 0;
+}
diff --git a/progs/demos/shadowtex.c b/progs/demos/shadowtex.c
index 036f73d40b6..677a42104f8 100644
--- a/progs/demos/shadowtex.c
+++ b/progs/demos/shadowtex.c
@@ -38,7 +38,6 @@
 #include <math.h>
 #include <GL/glew.h>
 #include <GL/glut.h>
-#include "showbuffer.h"
 
 #define DEG_TO_RAD (3.14159 / 180.0)
 
diff --git a/progs/egl/Makefile b/progs/egl/Makefile
index ff9a858c569..0ddb2cabb4f 100644
--- a/progs/egl/Makefile
+++ b/progs/egl/Makefile
@@ -20,7 +20,6 @@ PROGRAMS = \
 	eglgears \
 	eglscreen \
 	peglgears \
-	xeglbindtex \
 	xeglgears \
 	xeglthreads \
 	xegl_tri
@@ -46,7 +45,7 @@ egltri: egltri.o $(HEADERS) $(LIB_DEP)
 	$(CC) $(CFLAGS) $(LDFLAGS) -o $@ $< $(LIBS) $(LIBDRM_LIB)
 
 eglinfo: eglinfo.o $(HEADERS) $(LIB_DEP)
-	$(CC) $(CFLAGS) $(LDFLAGS) -o $@ $< $(LIBS) $(LIBDRM_LIB)
+	$(CC) $(CFLAGS) $(LDFLAGS) -o $@ $< $(LIBS)
 
 eglgears: eglgears.o $(HEADERS) $(LIB_DEP)
 	$(CC) $(CFLAGS) $(LDFLAGS) -o $@ $< $(LIBS) $(LIBDRM_LIB)
@@ -57,9 +56,6 @@ eglscreen: eglscreen.o $(HEADERS) $(LIB_DEP)
 peglgears: peglgears.o $(HEADERS) $(LIB_DEP)
 	$(CC) $(CFLAGS) $(LDFLAGS) -o $@ $< $(LIBS) $(LIBDRM_LIB)
 
-xeglbindtex: xeglbindtex.o $(HEADERS) $(LIB_DEP)
-	$(CC) $(CFLAGS) $(LDFLAGS) -o $@ $< $(LIBS) -lX11
-
 xeglgears: xeglgears.o $(HEADERS) $(LIB_DEP)
 	$(CC) $(CFLAGS) $(LDFLAGS) -o $@ $< $(LIBS) -lX11
 
diff --git a/progs/egl/eglinfo.c b/progs/egl/eglinfo.c
index 4486916e958..9664667a68a 100644
--- a/progs/egl/eglinfo.c
+++ b/progs/egl/eglinfo.c
@@ -49,16 +49,15 @@ PrintConfigs(EGLDisplay d)
    eglGetConfigs(d, configs, MAX_CONFIGS, &numConfigs);
 
    printf("Configurations:\n");
-   printf("     bf lv d st colorbuffer dp st  ms    vis   supported\n");
-   printf("  id sz  l b ro  r  g  b  a th cl ns b    id   surfaces \n");
-   printf("--------------------------------------------------------\n");
+   printf("     bf lv colorbuffer dp st  ms    vis cav bi  renderable  supported\n");
+   printf("  id sz  l  r  g  b  a th cl ns b    id eat nd gl es es2 vg surfaces \n");
+   printf("---------------------------------------------------------------------\n");
    for (i = 0; i < numConfigs; i++) {
       EGLint id, size, level;
       EGLint red, green, blue, alpha;
       EGLint depth, stencil;
-      EGLint surfaces;
-      EGLint doubleBuf = 1, stereo = 0;
-      EGLint vid;
+      EGLint renderable, surfaces;
+      EGLint vid, caveat, bindRgb, bindRgba;
       EGLint samples, sampleBuffers;
       char surfString[100] = "";
 
@@ -73,6 +72,11 @@ PrintConfigs(EGLDisplay d)
       eglGetConfigAttrib(d, configs[i], EGL_DEPTH_SIZE, &depth);
       eglGetConfigAttrib(d, configs[i], EGL_STENCIL_SIZE, &stencil);
       eglGetConfigAttrib(d, configs[i], EGL_NATIVE_VISUAL_ID, &vid);
+
+      eglGetConfigAttrib(d, configs[i], EGL_CONFIG_CAVEAT, &caveat);
+      eglGetConfigAttrib(d, configs[i], EGL_BIND_TO_TEXTURE_RGB, &bindRgb);
+      eglGetConfigAttrib(d, configs[i], EGL_BIND_TO_TEXTURE_RGBA, &bindRgba);
+      eglGetConfigAttrib(d, configs[i], EGL_RENDERABLE_TYPE, &renderable);
       eglGetConfigAttrib(d, configs[i], EGL_SURFACE_TYPE, &surfaces);
 
       eglGetConfigAttrib(d, configs[i], EGL_SAMPLES, &samples);
@@ -91,13 +95,19 @@ PrintConfigs(EGLDisplay d)
       if (strlen(surfString) > 0)
          surfString[strlen(surfString) - 1] = 0;
 
-      printf("0x%02x %2d %2d %c  %c %2d %2d %2d %2d %2d %2d %2d%2d  0x%02x   %-12s\n",
+      printf("0x%02x %2d %2d %2d %2d %2d %2d %2d %2d %2d%2d 0x%03x ",
              id, size, level,
-             doubleBuf ? 'y' : '.',
-             stereo ? 'y' : '.',
              red, green, blue, alpha,
              depth, stencil,
-             samples, sampleBuffers, vid, surfString);
+             samples, sampleBuffers, vid);
+      printf("  %c  %c  %c  %c  %c   %c %s\n",
+             (caveat != EGL_NONE) ? 'y' : ' ',
+             (bindRgba) ? 'a' : (bindRgb) ? 'y' : ' ',
+             (renderable & EGL_OPENGL_BIT) ? 'y' : ' ',
+             (renderable & EGL_OPENGL_ES_BIT) ? 'y' : ' ',
+             (renderable & EGL_OPENGL_ES2_BIT) ? 'y' : ' ',
+             (renderable & EGL_OPENVG_BIT) ? 'y' : ' ',
+             surfString);
    }
 }
 
diff --git a/progs/egl/xeglgears.c b/progs/egl/xeglgears.c
index 614a6256037..9fdf4742441 100644
--- a/progs/egl/xeglgears.c
+++ b/progs/egl/xeglgears.c
@@ -604,7 +604,7 @@ event_loop(struct egl_manager *eman, EGLint surface_type, EGLint w, EGLint h)
             break;
          case EGL_PBUFFER_BIT:
             eglWaitClient();
-            if (!eglCopyBuffers(eman->xdpy, eman->pbuf, eman->xpix))
+            if (!eglCopyBuffers(eman->dpy, eman->pbuf, eman->xpix))
                break;
             /* fall through */
          case EGL_PIXMAP_BIT:
diff --git a/progs/es1/.gitignore b/progs/es1/.gitignore
new file mode 100644
index 00000000000..4f1427531a8
--- /dev/null
+++ b/progs/es1/.gitignore
@@ -0,0 +1,10 @@
+screen/gears
+screen/tri
+xegl/drawtex
+xegl/es1_info
+xegl/msaa
+xegl/pbuffer
+xegl/render_tex
+xegl/torus
+xegl/tri
+xegl/two_win
diff --git a/progs/es1/screen/Makefile b/progs/es1/screen/Makefile
new file mode 100644
index 00000000000..4ba2f9a7dc1
--- /dev/null
+++ b/progs/es1/screen/Makefile
@@ -0,0 +1,32 @@
+# progs/es1/screen/Makefile
+
+TOP = ../../..
+include $(TOP)/configs/current
+
+ES1_CFLAGS = -I$(TOP)/include
+ES1_LIBS = -L$(TOP)/$(LIB_DIR) -lEGL -lGLESv1_CM
+
+ES1_LIB_DEPS = \
+	$(TOP)/$(LIB_DIR)/libEGL.so \
+	$(TOP)/$(LIB_DIR)/libGLESv1_CM.so
+
+WINSYS_OBJS = winsys.o
+
+PROGRAMS = \
+	gears \
+	tri
+
+.c.o:
+	$(CC) -c $(ES1_CFLAGS) $(CFLAGS) $< -o $@
+
+default: $(PROGRAMS)
+
+gears: gears.o $(WINSYS_OBJS) $(ES1_LIB_DEPS)
+	$(CC) $(CFLAGS) -o $@ [email protected] $(WINSYS_OBJS) $(ES1_LIBS)
+
+tri: tri.o $(WINSYS_OBJS) $(ES1_LIB_DEPS)
+	$(CC) $(CFLAGS) -o $@ [email protected] $(WINSYS_OBJS) $(ES1_LIBS)
+
+clean:
+	-rm -f *.o *~
+	-rm -f $(PROGRAMS)
diff --git a/progs/es1/screen/gears.c b/progs/es1/screen/gears.c
new file mode 100644
index 00000000000..c7625826b97
--- /dev/null
+++ b/progs/es1/screen/gears.c
@@ -0,0 +1,374 @@
+/*
+ * Copyright (C) 2009 Chia-I Wu <[email protected]>
+ *
+ * Based on eglgears by
+ * Copyright (C) 1999-2001  Brian Paul   All Rights Reserved.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included
+ * in all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
+ * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
+ * BRIAN PAUL BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
+ * AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
+ * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+ */
+
+#include <stdlib.h>
+#include <stdio.h>
+#include <math.h>
+#include <assert.h>
+
+#include <GLES/gl.h>
+#include "winsys.h"
+
+#ifndef M_PI
+#define M_PI 3.14159265
+#endif
+
+
+struct gear {
+   GLuint vbo;
+   GLfloat *vertices;
+   GLsizei stride;
+
+   GLint num_teeth;
+};
+
+static GLfloat view_rotx = 20.0, view_roty = 30.0, view_rotz = 0.0;
+static struct gear gears[3];
+static GLfloat angle = 0.0;
+
+/*
+ *  Initialize a gear wheel.
+ *
+ *  Input:  gear - gear to initialize
+ *          inner_radius - radius of hole at center
+ *          outer_radius - radius at center of teeth
+ *          width - width of gear
+ *          teeth - number of teeth
+ *          tooth_depth - depth of tooth
+ */
+static void
+init_gear(struct gear *gear, GLfloat inner_radius, GLfloat outer_radius,
+          GLfloat width, GLint teeth, GLfloat tooth_depth)
+{
+   GLfloat r0, r1, r2;
+   GLfloat a0, da;
+   GLint verts_per_tooth, total_verts, total_size;
+   GLint count, i;
+   GLfloat *verts;
+
+   r0 = inner_radius;
+   r1 = outer_radius - tooth_depth / 2.0;
+   r2 = outer_radius + tooth_depth / 2.0;
+
+   a0 = 2.0 * M_PI / teeth;
+   da = a0 / 4.0;
+
+   gear->vbo = 0;
+   gear->vertices = NULL;
+   gear->stride = sizeof(GLfloat) * 6; /* XYZ + normal */
+   gear->num_teeth = teeth;
+
+   verts_per_tooth = 10 + 4;
+   total_verts = teeth * verts_per_tooth;
+   total_size = total_verts * gear->stride;
+
+   verts = malloc(total_size);
+   if (!verts) {
+      printf("failed to allocate vertices\n");
+      return;
+   }
+
+#define GEAR_VERT(r, n, sign)                      \
+   do {                                            \
+      verts[count * 6 + 0] = (r) * vx[n];          \
+      verts[count * 6 + 1] = (r) * vy[n];          \
+      verts[count * 6 + 2] = (sign) * width * 0.5; \
+      verts[count * 6 + 3] = normal[0];            \
+      verts[count * 6 + 4] = normal[1];            \
+      verts[count * 6 + 5] = normal[2];            \
+      count++;                                     \
+   } while (0)
+
+   count = 0;
+   for (i = 0; i < teeth; i++) {
+      GLfloat normal[3];
+      GLfloat vx[5], vy[5];
+      GLfloat u, v;
+
+      normal[0] = 0.0;
+      normal[1] = 0.0;
+      normal[2] = 0.0;
+
+      vx[0] = cos(i * a0 + 0 * da);
+      vy[0] = sin(i * a0 + 0 * da);
+      vx[1] = cos(i * a0 + 1 * da);
+      vy[1] = sin(i * a0 + 1 * da);
+      vx[2] = cos(i * a0 + 2 * da);
+      vy[2] = sin(i * a0 + 2 * da);
+      vx[3] = cos(i * a0 + 3 * da);
+      vy[3] = sin(i * a0 + 3 * da);
+      vx[4] = cos(i * a0 + 4 * da);
+      vy[4] = sin(i * a0 + 4 * da);
+
+      /* outward faces of a tooth, 10 verts */
+      normal[0] = vx[0];
+      normal[1] = vy[0];
+      GEAR_VERT(r1, 0,  1);
+      GEAR_VERT(r1, 0, -1);
+
+      u = r2 * vx[1] - r1 * vx[0];
+      v = r2 * vy[1] - r1 * vy[0];
+      normal[0] = v;
+      normal[1] = -u;
+      GEAR_VERT(r2, 1,  1);
+      GEAR_VERT(r2, 1, -1);
+
+      normal[0] = vx[0];
+      normal[1] = vy[0];
+      GEAR_VERT(r2, 2,  1);
+      GEAR_VERT(r2, 2, -1);
+
+      u = r1 * vx[3] - r2 * vx[2];
+      v = r1 * vy[3] - r2 * vy[2];
+      normal[0] = v;
+      normal[1] = -u;
+      GEAR_VERT(r1, 3,  1);
+      GEAR_VERT(r1, 3, -1);
+
+      normal[0] = vx[0];
+      normal[1] = vy[0];
+      GEAR_VERT(r1, 4,  1);
+      GEAR_VERT(r1, 4, -1);
+
+      /* inside radius cylinder, 4 verts */
+      normal[0] = -vx[4];
+      normal[1] = -vy[4];
+      GEAR_VERT(r0, 4,  1);
+      GEAR_VERT(r0, 4, -1);
+
+      normal[0] = -vx[0];
+      normal[1] = -vy[0];
+      GEAR_VERT(r0, 0,  1);
+      GEAR_VERT(r0, 0, -1);
+
+      assert(count % verts_per_tooth == 0);
+   }
+   assert(count == total_verts);
+#undef GEAR_VERT
+
+   gear->vertices = verts;
+
+   /* setup VBO */
+   glGenBuffers(1, &gear->vbo);
+   if (gear->vbo) {
+      glBindBuffer(GL_ARRAY_BUFFER, gear->vbo);
+      glBufferData(GL_ARRAY_BUFFER, total_size, verts, GL_STATIC_DRAW);
+   }
+}
+
+
+static void
+draw_gear(const struct gear *gear)
+{
+   GLint i;
+
+   if (!gear->vbo && !gear->vertices) {
+      printf("nothing to be drawn\n");
+      return;
+   }
+
+   if (gear->vbo) {
+      glBindBuffer(GL_ARRAY_BUFFER, gear->vbo);
+      glVertexPointer(3, GL_FLOAT, gear->stride, (const GLvoid *) 0);
+      glNormalPointer(GL_FLOAT, gear->stride, (const GLvoid *) (sizeof(GLfloat) * 3));
+   } else {
+      glBindBuffer(GL_ARRAY_BUFFER, 0);
+      glVertexPointer(3, GL_FLOAT, gear->stride, gear->vertices);
+      glNormalPointer(GL_FLOAT, gear->stride, gear->vertices + 3);
+   }
+
+   glEnableClientState(GL_VERTEX_ARRAY);
+
+   for (i = 0; i < gear->num_teeth; i++) {
+      const GLint base = (10 + 4) * i;
+      GLushort indices[7];
+
+      glShadeModel(GL_FLAT);
+
+      /* front face */
+      indices[0] = base + 12;
+      indices[1] = base +  0;
+      indices[2] = base +  2;
+      indices[3] = base +  4;
+      indices[4] = base +  6;
+      indices[5] = base +  8;
+      indices[6] = base + 10;
+
+      glNormal3f(0.0, 0.0, 1.0);
+      glDrawElements(GL_TRIANGLE_FAN, 7, GL_UNSIGNED_SHORT, indices);
+
+      /* back face */
+      indices[0] = base + 13;
+      indices[1] = base + 11;
+      indices[2] = base +  9;
+      indices[3] = base +  7;
+      indices[4] = base +  5;
+      indices[5] = base +  3;
+      indices[6] = base +  1;
+
+      glNormal3f(0.0, 0.0, -1.0);
+      glDrawElements(GL_TRIANGLE_FAN, 7, GL_UNSIGNED_SHORT, indices);
+
+      glEnableClientState(GL_NORMAL_ARRAY);
+
+      /* outward face of a tooth */
+      glDrawArrays(GL_TRIANGLE_STRIP, base, 10);
+
+      /* inside radius cylinder */
+      glShadeModel(GL_SMOOTH);
+      glDrawArrays(GL_TRIANGLE_STRIP, base + 10, 4);
+
+      glDisableClientState(GL_NORMAL_ARRAY);
+   }
+
+   glDisableClientState(GL_VERTEX_ARRAY);
+}
+
+
+static void
+gears_draw(void *data)
+{
+   static const GLfloat red[4] = { 0.8, 0.1, 0.0, 1.0 };
+   static const GLfloat green[4] = { 0.0, 0.8, 0.2, 1.0 };
+   static const GLfloat blue[4] = { 0.2, 0.2, 1.0, 1.0 };
+
+   glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
+
+   glPushMatrix();
+   glRotatef(view_rotx, 1.0, 0.0, 0.0);
+   glRotatef(view_roty, 0.0, 1.0, 0.0);
+   glRotatef(view_rotz, 0.0, 0.0, 1.0);
+
+   glPushMatrix();
+   glTranslatef(-3.0, -2.0, 0.0);
+   glRotatef(angle, 0.0, 0.0, 1.0);
+
+   glMaterialfv(GL_FRONT_AND_BACK, GL_AMBIENT_AND_DIFFUSE, red);
+   draw_gear(&gears[0]);
+
+   glPopMatrix();
+
+   glPushMatrix();
+   glTranslatef(3.1, -2.0, 0.0);
+   glRotatef(-2.0 * angle - 9.0, 0.0, 0.0, 1.0);
+
+   glMaterialfv(GL_FRONT_AND_BACK, GL_AMBIENT_AND_DIFFUSE, green);
+   draw_gear(&gears[1]);
+
+   glPopMatrix();
+
+   glPushMatrix();
+   glTranslatef(-3.1, 4.2, 0.0);
+   glRotatef(-2.0 * angle - 25.0, 0.0, 0.0, 1.0);
+
+   glMaterialfv(GL_FRONT_AND_BACK, GL_AMBIENT_AND_DIFFUSE, blue);
+   draw_gear(&gears[2]);
+
+   glPopMatrix();
+
+   glPopMatrix();
+
+   /* advance rotation for next frame */
+   angle += 0.5; /* 0.5 degree per frame */
+   if (angle > 3600.0)
+      angle -= 3600.0;
+}
+
+
+static void gears_fini(void)
+{
+   GLint i;
+   for (i = 0; i < 3; i++) {
+      struct gear *gear = &gears[i];
+      if (gear->vbo) {
+         glDeleteBuffers(1, &gear->vbo);
+         gear->vbo = 0;
+      }
+      if (gear->vertices) {
+         free(gear->vertices);
+         gear->vertices = NULL;
+      }
+   }
+}
+
+
+static void gears_init(void)
+{
+   static const GLfloat pos[4] = { 5.0, 5.0, 10.0, 0.0 };
+
+   glLightfv(GL_LIGHT0, GL_POSITION, pos);
+   glEnable(GL_CULL_FACE);
+   glEnable(GL_LIGHTING);
+   glEnable(GL_LIGHT0);
+   glEnable(GL_DEPTH_TEST);
+   glEnable(GL_NORMALIZE);
+
+   init_gear(&gears[0], 1.0, 4.0, 1.0, 20, 0.7);
+   init_gear(&gears[1], 0.5, 2.0, 2.0, 10, 0.7);
+   init_gear(&gears[2], 1.3, 2.0, 0.5, 10, 0.7);
+}
+
+
+/* new window size or exposure */
+static void
+gears_reshape(int width, int height)
+{
+   GLfloat h = (GLfloat) height / (GLfloat) width;
+
+   glViewport(0, 0, (GLint) width, (GLint) height);
+
+   glMatrixMode(GL_PROJECTION);
+   glLoadIdentity();
+   glFrustumf(-1.0, 1.0, -h, h, 5.0, 60.0);
+
+   glMatrixMode(GL_MODELVIEW);
+   glLoadIdentity();
+   glTranslatef(0.0, 0.0, -40.0);
+}
+
+
+static void gears_run(void)
+{
+   winsysRun(5.0, gears_draw, NULL);
+}
+
+
+int
+main(int argc, char *argv[])
+{
+   EGLint width, height;
+
+   if (!winsysInitScreen())
+      exit(1);
+   winsysQueryScreenSize(&width, &height);
+
+   gears_init();
+   gears_reshape(width, height);
+   gears_run();
+   gears_fini();
+
+   winsysFiniScreen();
+
+   return 0;
+}
diff --git a/progs/es1/screen/tri.c b/progs/es1/screen/tri.c
new file mode 100644
index 00000000000..bab9499944b
--- /dev/null
+++ b/progs/es1/screen/tri.c
@@ -0,0 +1,129 @@
+/*
+ * Copyright (C) 2009 Chia-I Wu <[email protected]>
+ *
+ * Based on egltri by
+ * Copyright (C) 1999-2001  Brian Paul   All Rights Reserved.
+ * Copyright (C) 2008  Brian Paul   All Rights Reserved.
+ * Copyright (C) 2008  Jakob Bornecrantz   All Rights Reserved.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included
+ * in all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
+ * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
+ * BRIAN PAUL BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
+ * AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
+ * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+ */
+
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#include <GLES/gl.h>
+#include "winsys.h"
+
+static GLfloat view_rotx = 0.0, view_roty = 0.0, view_rotz = 0.0;
+
+static void tri_init()
+{
+   glClearColor(0.4, 0.4, 0.4, 0.0);
+}
+
+static void tri_reshape(int width, int height)
+{
+   GLfloat ar = (GLfloat) width / (GLfloat) height;
+
+   glViewport(0, 0, (GLint) width, (GLint) height);
+
+   glMatrixMode(GL_PROJECTION);
+   glLoadIdentity();
+   glFrustumf(-ar, ar, -1, 1, 5.0, 60.0);
+
+   glMatrixMode(GL_MODELVIEW);
+   glLoadIdentity();
+   glTranslatef(0.0, 0.0, -10.0);
+}
+
+static void tri_draw(void *data)
+{
+   static const GLfloat verts[3][2] = {
+      { -1, -1 },
+      {  1, -1 },
+      {  0,  1 }
+   };
+   static const GLfloat colors[3][4] = {
+      { 1, 0, 0, 1 },
+      { 0, 1, 0, 1 },
+      { 0, 0, 1, 1 }
+   };
+
+   glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
+
+   glPushMatrix();
+   glRotatef(view_rotx, 1, 0, 0);
+   glRotatef(view_roty, 0, 1, 0);
+   glRotatef(view_rotz, 0, 0, 1);
+
+   {
+      glVertexPointer(2, GL_FLOAT, 0, verts);
+      glColorPointer(4, GL_FLOAT, 0, colors);
+      glEnableClientState(GL_VERTEX_ARRAY);
+      glEnableClientState(GL_COLOR_ARRAY);
+
+      glDrawArrays(GL_TRIANGLES, 0, 3);
+
+      glDisableClientState(GL_VERTEX_ARRAY);
+      glDisableClientState(GL_COLOR_ARRAY);
+   }
+
+   glPopMatrix();
+}
+
+static void tri_run(void)
+{
+   winsysRun(3.0, tri_draw, NULL);
+}
+
+int main(int argc, char *argv[])
+{
+   EGLint width, height;
+   GLboolean printInfo = GL_FALSE;
+   int i;
+
+   /* parse cmd line args */
+   for (i = 1; i < argc; i++) {
+      if (strcmp(argv[i], "-info") == 0) {
+         printInfo = GL_TRUE;
+      }
+      else {
+         printf("Warning: unknown parameter: %s\n", argv[i]);
+      }
+   }
+
+   if (!winsysInitScreen())
+      exit(1);
+   winsysQueryScreenSize(&width, &height);
+
+   if (printInfo) {
+      printf("GL_RENDERER   = %s\n", (char *) glGetString(GL_RENDERER));
+      printf("GL_VERSION    = %s\n", (char *) glGetString(GL_VERSION));
+      printf("GL_VENDOR     = %s\n", (char *) glGetString(GL_VENDOR));
+      printf("GL_EXTENSIONS = %s\n", (char *) glGetString(GL_EXTENSIONS));
+   }
+
+   tri_init();
+   tri_reshape(width, height);
+   tri_run();
+
+   winsysFiniScreen();
+
+   return 0;
+}
diff --git a/progs/es1/screen/winsys.c b/progs/es1/screen/winsys.c
new file mode 100644
index 00000000000..84d00471eba
--- /dev/null
+++ b/progs/es1/screen/winsys.c
@@ -0,0 +1,272 @@
+/*
+ * Copyright (C) 2009 Chia-I Wu <[email protected]>
+ *
+ * Based on eglgears by
+ * Copyright (C) 1999-2001  Brian Paul   All Rights Reserved.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included
+ * in all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
+ * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
+ * BRIAN PAUL BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
+ * AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
+ * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+ */
+
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#include <assert.h>
+#include <sys/time.h>
+
+#define EGL_EGLEXT_PROTOTYPES
+
+#include <EGL/egl.h>
+#include <EGL/eglext.h>
+
+#include "winsys.h"
+
+#define MAX_MODES 100
+
+static struct {
+   EGLBoolean verbose;
+
+   EGLDisplay dpy;
+   EGLConfig conf;
+
+   EGLScreenMESA screen;
+   EGLModeMESA mode;
+   EGLint width, height;
+
+   EGLContext ctx;
+   EGLSurface surf;
+} screen;
+
+
+static EGLBoolean
+init_screen(void)
+{
+   EGLModeMESA modes[MAX_MODES];
+   EGLint num_screens, num_modes;
+   EGLint width, height, best_mode;
+   EGLint i;
+
+   if (!eglGetScreensMESA(screen.dpy, &screen.screen, 1, &num_screens) ||
+       !num_screens) {
+      printf("eglGetScreensMESA failed\n");
+      return EGL_FALSE;
+   }
+
+   if (!eglGetModesMESA(screen.dpy, screen.screen, modes, MAX_MODES,
+                        &num_modes) ||
+       !num_modes) {
+      printf("eglGetModesMESA failed!\n");
+      return EGL_FALSE;
+   }
+
+   printf("Found %d modes:\n", num_modes);
+
+   best_mode = 0;
+   width = 0;
+   height = 0;
+   for (i = 0; i < num_modes; i++) {
+      EGLint w, h;
+      eglGetModeAttribMESA(screen.dpy, modes[i], EGL_WIDTH, &w);
+      eglGetModeAttribMESA(screen.dpy, modes[i], EGL_HEIGHT, &h);
+      printf("%3d: %d x %d\n", i, w, h);
+      if (w > width && h > height) {
+         width = w;
+         height = h;
+         best_mode = i;
+      }
+   }
+
+   screen.mode = modes[best_mode];
+   screen.width = width;
+   screen.height = height;
+
+   return EGL_TRUE;
+}
+
+
+static EGLBoolean
+init_display(void)
+{
+   EGLint maj, min;
+   const char *exts;
+   const EGLint attribs[] = {
+      EGL_SURFACE_TYPE, 0x0,    /* should be EGL_SCREEN_BIT_MESA */
+      EGL_RENDERABLE_TYPE, 0x0, /* should be EGL_OPENGL_ES_BIT */
+      EGL_NONE
+   };
+   EGLint num_configs;
+
+   screen.dpy = eglGetDisplay(EGL_DEFAULT_DISPLAY);
+   if (!screen.dpy) {
+      printf("eglGetDisplay failed\n");
+      return EGL_FALSE;
+   }
+
+   if (!eglInitialize(screen.dpy, &maj, &min)) {
+      printf("eglInitialize failed\n");
+      return EGL_FALSE;
+   }
+
+   printf("EGL_VERSION = %s\n", eglQueryString(screen.dpy, EGL_VERSION));
+   printf("EGL_VENDOR = %s\n", eglQueryString(screen.dpy, EGL_VENDOR));
+
+   exts = eglQueryString(screen.dpy, EGL_EXTENSIONS);
+   assert(exts);
+
+   if (!strstr(exts, "EGL_MESA_screen_surface")) {
+      printf("EGL_MESA_screen_surface is not supported\n");
+      return EGL_FALSE;
+   }
+
+   if (!eglChooseConfig(screen.dpy, attribs, &screen.conf, 1,
+                        &num_configs) ||
+       !num_configs) {
+      printf("eglChooseConfig failed\n");
+      return EGL_FALSE;
+   }
+
+   return EGL_TRUE;
+}
+
+
+EGLBoolean
+winsysInitScreen(void)
+{
+        EGLint surf_attribs[20];
+        EGLint i;
+        EGLBoolean ok;
+
+        if (!init_display())
+           goto fail;
+        if (!init_screen())
+           goto fail;
+
+        /* create context */
+	screen.ctx = eglCreateContext(screen.dpy, screen.conf,
+                                      EGL_NO_CONTEXT, NULL);
+	if (screen.ctx == EGL_NO_CONTEXT) {
+		printf("eglCreateContext failed\n");
+                goto fail;
+	}
+
+	i = 0;
+	surf_attribs[i++] = EGL_WIDTH;
+	surf_attribs[i++] = screen.width;
+	surf_attribs[i++] = EGL_HEIGHT;
+	surf_attribs[i++] = screen.height;
+	surf_attribs[i++] = EGL_NONE;
+
+        /* create surface */
+        printf("Using screen size: %d x %d\n", screen.width, screen.height);
+        screen.surf = eglCreateScreenSurfaceMESA(screen.dpy, screen.conf,
+                                                 surf_attribs);
+	if (screen.surf == EGL_NO_SURFACE) {
+		printf("eglCreateScreenSurfaceMESA failed\n");
+                goto fail;
+	}
+
+	ok = eglMakeCurrent(screen.dpy, screen.surf, screen.surf, screen.ctx);
+	if (!ok) {
+		printf("eglMakeCurrent failed\n");
+		goto fail;
+	}
+
+	ok = eglShowScreenSurfaceMESA(screen.dpy, screen.screen,
+                                      screen.surf, screen.mode);
+	if (!ok) {
+		printf("eglShowScreenSurfaceMESA failed\n");
+                goto fail;
+	}
+
+        return EGL_TRUE;
+
+fail:
+        winsysFiniScreen();
+        return EGL_FALSE;
+}
+
+
+EGLBoolean
+winsysQueryScreenSize(EGLint *width, EGLint *height)
+{
+   if (!screen.dpy)
+      return EGL_FALSE;
+
+   if (width)
+      *width = screen.width;
+   if (height)
+      *height = screen.height;
+
+   return EGL_TRUE;
+}
+
+
+void
+winsysFiniScreen(void)
+{
+   if (screen.dpy) {
+      eglMakeCurrent(screen.dpy, EGL_NO_SURFACE, EGL_NO_SURFACE,
+                     EGL_NO_CONTEXT);
+      if (screen.surf != EGL_NO_SURFACE)
+         eglDestroySurface(screen.dpy, screen.surf);
+      if (screen.ctx != EGL_NO_CONTEXT)
+         eglDestroyContext(screen.dpy, screen.ctx);
+      eglTerminate(screen.dpy);
+
+      memset(&screen, 0, sizeof(screen));
+   }
+}
+
+
+void
+winsysSwapBuffers(void)
+{
+   eglSwapBuffers(screen.dpy, screen.surf);
+}
+
+
+/* return current time (in seconds) */
+double
+winsysNow(void)
+{
+   struct timeval tv;
+   gettimeofday(&tv, NULL);
+   return (double) tv.tv_sec + tv.tv_usec / 1000000.0;
+}
+
+
+void
+winsysRun(double seconds, void (*draw_frame)(void *data), void *data)
+{
+        double begin, end, last_frame, duration;
+	EGLint num_frames = 0;
+
+        begin = winsysNow();
+        end = begin + seconds;
+
+        last_frame = begin;
+        while (last_frame < end) {
+           draw_frame(data);
+           winsysSwapBuffers();
+           last_frame = winsysNow();
+           num_frames++;
+        }
+
+        duration = last_frame - begin;
+	printf("%d frames in %3.1f seconds = %6.3f FPS\n",
+               num_frames, duration, (double) num_frames / duration);
+}
diff --git a/progs/es1/screen/winsys.h b/progs/es1/screen/winsys.h
new file mode 100644
index 00000000000..679c7e0bd6d
--- /dev/null
+++ b/progs/es1/screen/winsys.h
@@ -0,0 +1,36 @@
+/*
+ * Copyright (C) 2009 Chia-I Wu <[email protected]>
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included
+ * in all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
+ * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
+ * BRIAN PAUL BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
+ * AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
+ * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+ */
+
+#ifndef _WINSYS_H_
+#define _WINSYS_H_
+
+#include <EGL/egl.h>
+
+EGLBoolean winsysInitScreen(void);
+EGLBoolean winsysQueryScreenSize(EGLint *width, EGLint *height);
+void winsysFiniScreen(void);
+
+void winsysSwapBuffers(void);
+double winsysNow(void);
+
+void winsysRun(double seconds, void (*draw_frame)(void *data), void *data);
+
+#endif /* _WINSYS_H_ */
diff --git a/progs/es1/xegl/Makefile b/progs/es1/xegl/Makefile
new file mode 100644
index 00000000000..6869c443065
--- /dev/null
+++ b/progs/es1/xegl/Makefile
@@ -0,0 +1,82 @@
+# progs/es1/xegl/Makefile
+
+TOP = ../../..
+include $(TOP)/configs/current
+
+
+INCLUDE_DIRS = \
+	-I$(TOP)/include \
+
+HEADERS = $(TOP)/include/GLES/egl.h
+
+
+ES1_LIB_DEPS = \
+	$(TOP)/$(LIB_DIR)/libEGL.so \
+	$(TOP)/$(LIB_DIR)/libGLESv1_CM.so
+
+
+ES1_LIBS = \
+	-L$(TOP)/$(LIB_DIR) -lEGL \
+	-L$(TOP)/$(LIB_DIR) -lGLESv1_CM $(LIBDRM_LIB) -lX11
+
+PROGRAMS = \
+	bindtex \
+	drawtex \
+	es1_info \
+	msaa \
+	pbuffer \
+	render_tex \
+	torus \
+	tri \
+	two_win
+
+
+.c.o:
+	$(CC) -c $(INCLUDE_DIRS) $(CFLAGS) $< -o $@
+
+
+
+default: $(PROGRAMS)
+
+
+
+bindtex: bindtex.o $(ES1_LIB_DEPS)
+	$(CC) $(CFLAGS) bindtex.o $(ES1_LIBS) -o $@
+
+
+drawtex: drawtex.o $(ES1_LIB_DEPS)
+	$(CC) $(CFLAGS) drawtex.o $(ES1_LIBS) -o $@
+
+
+es1_info: es1_info.o $(ES1_LIB_DEPS)
+	$(CC) $(CFLAGS) es1_info.o $(ES1_LIBS) -o $@
+
+
+msaa: msaa.o $(ES1_LIB_DEPS)
+	$(CC) $(CFLAGS) msaa.o $(ES1_LIBS) -o $@
+
+
+pbuffer: pbuffer.o $(ES1_LIB_DEPS)
+	$(CC) $(CFLAGS) pbuffer.o $(ES1_LIBS) -o $@
+
+
+render_tex: render_tex.o $(ES1_LIB_DEPS)
+	$(CC) $(CFLAGS) render_tex.o $(ES1_LIBS) -o $@
+
+
+torus: torus.o $(ES1_LIB_DEPS)
+	$(CC) $(CFLAGS) torus.o $(ES1_LIBS) -o $@
+
+
+two_win: two_win.o $(ES1_LIB_DEPS)
+	$(CC) $(CFLAGS) two_win.o $(ES1_LIBS) -o $@
+
+
+tri: tri.o $(ES1_LIB_DEPS)
+	$(CC) $(CFLAGS) tri.o $(ES1_LIBS) -o $@
+
+
+clean:
+	rm -f *.o *~
+	rm -f $(PROGRAMS)
+
diff --git a/progs/egl/xeglbindtex.c b/progs/es1/xegl/bindtex.c
index de0ede92ca4..c243b5941b7 100644
--- a/progs/egl/xeglbindtex.c
+++ b/progs/es1/xegl/bindtex.c
@@ -33,7 +33,7 @@
 #include <X11/Xlib.h>
 #include <X11/Xutil.h>
 #include <X11/keysym.h>
-#include <GL/gl.h>
+#include <GLES/gl.h>
 #include <EGL/egl.h>
 
 static EGLDisplay dpy;
@@ -53,7 +53,6 @@ make_pbuffer(int width, int height)
       EGL_GREEN_SIZE, 8,
       EGL_BLUE_SIZE, 8,
       EGL_BIND_TO_TEXTURE_RGB, EGL_TRUE,
-      EGL_RENDERABLE_TYPE, EGL_OPENGL_BIT,
       EGL_NONE
    };
    EGLint pbuf_attribs[] = {
@@ -72,7 +71,6 @@ make_pbuffer(int width, int height)
       exit(1);
    }
 
-   eglBindAPI(EGL_OPENGL_API);
    ctx_pbuf = eglCreateContext(dpy, config, EGL_NO_CONTEXT, NULL );
    surf_pbuf = eglCreatePbufferSurface(dpy, config, pbuf_attribs);
    if (surf_pbuf == EGL_NO_SURFACE) {
@@ -101,7 +99,7 @@ use_pbuffer(void)
 
       glMatrixMode(GL_PROJECTION);
       glLoadIdentity();
-      glFrustum(-ar, ar, -1, 1, 1.0, 10.0);
+      glFrustumf(-ar, ar, -1, 1, 1.0, 10.0);
 
       glMatrixMode(GL_MODELVIEW);
       glLoadIdentity();
@@ -128,7 +126,6 @@ make_window(Display *x_dpy, const char *name,
       EGL_BLUE_SIZE, 8,
       EGL_ALPHA_SIZE, 8,
       EGL_DEPTH_SIZE, 8,
-      EGL_RENDERABLE_TYPE, EGL_OPENGL_BIT,
       EGL_NONE
    };
 
@@ -189,10 +186,9 @@ make_window(Display *x_dpy, const char *name,
                               None, (char **)NULL, 0, &sizehints);
    }
 
-   eglBindAPI(EGL_OPENGL_API);
    ctx_win = eglCreateContext(dpy, config, EGL_NO_CONTEXT, NULL );
    if (!ctx_win) {
-      printf("Error: glXCreateContext failed\n");
+      printf("Error: eglCreateContext failed\n");
       exit(1);
    }
 
@@ -227,10 +223,10 @@ draw_triangle(void)
       {  3, -3 },
       {  0,  3 }
    };
-   GLfloat colors[3][3] = {
-      { 1, 0, 0 },
-      { 0, 1, 0 },
-      { 0, 0, 1 }
+   GLfloat colors[3][4] = {
+      { 1, 0, 0, 1 },
+      { 0, 1, 0, 1 },
+      { 0, 0, 1, 1 }
    };
    GLint i;
 
@@ -250,7 +246,7 @@ draw_triangle(void)
    glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
 
    glVertexPointer(2, GL_FLOAT, 0, verts);
-   glColorPointer(3, GL_FLOAT, 0, colors);
+   glColorPointer(4, GL_FLOAT, 0, colors);
    glEnableClientState(GL_VERTEX_ARRAY);
    glEnableClientState(GL_COLOR_ARRAY);
 
@@ -356,7 +352,7 @@ reshape(int width, int height)
 
    glMatrixMode(GL_PROJECTION);
    glLoadIdentity();
-   glFrustum(-ar, ar, -1, 1, 5.0, 60.0);
+   glFrustumf(-ar, ar, -1, 1, 5.0, 60.0);
 
    glMatrixMode(GL_MODELVIEW);
    glLoadIdentity();
diff --git a/progs/es1/xegl/drawtex.c b/progs/es1/xegl/drawtex.c
new file mode 100644
index 00000000000..ca0615e267b
--- /dev/null
+++ b/progs/es1/xegl/drawtex.c
@@ -0,0 +1,427 @@
+/*
+ * Copyright (C) 2008  Tunsgten Graphics,Inc.   All Rights Reserved.
+ */
+
+/*
+ * Test GL_OES_draw_texture
+ * Brian Paul
+ * August 2008
+ */
+
+#define GL_GLEXT_PROTOTYPES
+
+#include <assert.h>
+#include <math.h>
+#include <stdlib.h>
+#include <stdio.h>
+#include <string.h>
+#include <X11/Xlib.h>
+#include <X11/Xutil.h>
+#include <X11/keysym.h>
+#include <GLES/gl.h>
+#include <GLES/glext.h>
+#include <EGL/egl.h>
+
+
+
+static GLfloat view_posx = 10.0, view_posy = 20.0;
+static GLfloat width = 200, height = 200;
+
+
+static void
+draw(void)
+{
+   glClear(GL_COLOR_BUFFER_BIT);
+
+   glDrawTexfOES(view_posx, view_posy, 0.0, width, height);
+}
+
+
+/* new window size or exposure */
+static void
+reshape(int width, int height)
+{
+   GLfloat ar = (GLfloat) width / (GLfloat) height;
+
+   glViewport(0, 0, (GLint) width, (GLint) height);
+
+   glMatrixMode(GL_PROJECTION);
+   glLoadIdentity();
+
+#ifdef GL_VERSION_ES_CM_1_0
+   glFrustumf(-ar, ar, -1, 1, 5.0, 60.0);
+#else
+   glFrustum(-ar, ar, -1, 1, 5.0, 60.0);
+#endif
+   
+   glMatrixMode(GL_MODELVIEW);
+   glLoadIdentity();
+   glTranslatef(0.0, 0.0, -15.0);
+}
+
+
+static float
+dist(GLuint i, GLuint j, float x, float y)
+{
+   return sqrt((i-x) * (i-x) + (j-y) * (j-y));
+}
+
+static void
+make_smile_texture(void)
+{
+#define SZ 128
+   GLenum Filter = GL_LINEAR;
+   GLubyte image[SZ][SZ][4];
+   GLuint i, j;
+   GLint cropRect[4];
+
+   for (i = 0; i < SZ; i++) {
+      for (j = 0; j < SZ; j++) {
+         GLfloat d_mouth = dist(i, j, SZ/2, SZ/2);
+         GLfloat d_rt_eye = dist(i, j, SZ*3/4, SZ*3/4);
+         GLfloat d_lt_eye = dist(i, j, SZ*3/4, SZ*1/4);
+         if (d_rt_eye < SZ / 8 || d_lt_eye < SZ / 8) {
+            image[i][j][0] = 20;
+            image[i][j][1] = 50;
+            image[i][j][2] = 255;
+            image[i][j][3] = 255;
+         }
+         else if (i < SZ/2 && d_mouth < SZ/3) {
+            image[i][j][0] = 255;
+            image[i][j][1] = 20;
+            image[i][j][2] = 20;
+            image[i][j][3] = 255;
+         }
+         else {
+            image[i][j][0] = 200;
+            image[i][j][1] = 200;
+            image[i][j][2] = 200;
+            image[i][j][3] = 255;
+         }
+      }
+   }
+
+   glActiveTexture(GL_TEXTURE0); /* unit 0 */
+   glBindTexture(GL_TEXTURE_2D, 42);
+   glTexImage2D(GL_TEXTURE_2D, 0, GL_RGBA, SZ, SZ, 0,
+                GL_RGBA, GL_UNSIGNED_BYTE, image);
+   glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, Filter);
+   glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, Filter);
+   glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, GL_REPEAT);
+   glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GL_REPEAT);
+
+   cropRect[0] = 0;
+   cropRect[1] = 0;
+   cropRect[2] = SZ;
+   cropRect[3] = SZ;
+   glTexParameteriv(GL_TEXTURE_2D, GL_TEXTURE_CROP_RECT_OES, cropRect);
+#undef SZ
+}
+
+
+
+static void
+init(void)
+{
+   const char *ext = (char *) glGetString(GL_EXTENSIONS);
+
+   if (!strstr(ext, "GL_OES_draw_texture")) {
+      fprintf(stderr, "Sorry, this program requires GL_OES_draw_texture");
+      exit(1);
+   }
+
+   glClearColor(0.4, 0.4, 0.4, 0.0);
+
+   make_smile_texture();
+   glEnable(GL_TEXTURE_2D);
+}
+
+
+/*
+ * Create an RGB, double-buffered X window.
+ * Return the window and context handles.
+ */
+static void
+make_x_window(Display *x_dpy, EGLDisplay egl_dpy,
+              const char *name,
+              int x, int y, int width, int height,
+              Window *winRet,
+              EGLContext *ctxRet,
+              EGLSurface *surfRet)
+{
+   static const EGLint attribs[] = {
+      EGL_RED_SIZE, 1,
+      EGL_GREEN_SIZE, 1,
+      EGL_BLUE_SIZE, 1,
+      EGL_NONE
+   };
+
+   int scrnum;
+   XSetWindowAttributes attr;
+   unsigned long mask;
+   Window root;
+   Window win;
+   XVisualInfo *visInfo, visTemplate;
+   int num_visuals;
+   EGLContext ctx;
+   EGLConfig config;
+   EGLint num_configs;
+   EGLint vid;
+
+   scrnum = DefaultScreen( x_dpy );
+   root = RootWindow( x_dpy, scrnum );
+
+   if (!eglChooseConfig( egl_dpy, attribs, &config, 1, &num_configs)) {
+      printf("Error: couldn't get an EGL visual config\n");
+      exit(1);
+   }
+
+   assert(config);
+   assert(num_configs > 0);
+
+   if (!eglGetConfigAttrib(egl_dpy, config, EGL_NATIVE_VISUAL_ID, &vid)) {
+      printf("Error: eglGetConfigAttrib() failed\n");
+      exit(1);
+   }
+
+   /* The X window visual must match the EGL config */
+   visTemplate.visualid = vid;
+   visInfo = XGetVisualInfo(x_dpy, VisualIDMask, &visTemplate, &num_visuals);
+   if (!visInfo) {
+      printf("Error: couldn't get X visual\n");
+      exit(1);
+   }
+
+   /* window attributes */
+   attr.background_pixel = 0;
+   attr.border_pixel = 0;
+   attr.colormap = XCreateColormap( x_dpy, root, visInfo->visual, AllocNone);
+   attr.event_mask = StructureNotifyMask | ExposureMask | KeyPressMask;
+   mask = CWBackPixel | CWBorderPixel | CWColormap | CWEventMask;
+
+   win = XCreateWindow( x_dpy, root, 0, 0, width, height,
+		        0, visInfo->depth, InputOutput,
+		        visInfo->visual, mask, &attr );
+
+   /* set hints and properties */
+   {
+      XSizeHints sizehints;
+      sizehints.x = x;
+      sizehints.y = y;
+      sizehints.width  = width;
+      sizehints.height = height;
+      sizehints.flags = USSize | USPosition;
+      XSetNormalHints(x_dpy, win, &sizehints);
+      XSetStandardProperties(x_dpy, win, name, name,
+                              None, (char **)NULL, 0, &sizehints);
+   }
+
+   eglBindAPI(EGL_OPENGL_ES_API);
+
+   ctx = eglCreateContext(egl_dpy, config, EGL_NO_CONTEXT, NULL );
+   if (!ctx) {
+      printf("Error: eglCreateContext failed\n");
+      exit(1);
+   }
+
+   *surfRet = eglCreateWindowSurface(egl_dpy, config, win, NULL);
+
+   if (!*surfRet) {
+      printf("Error: eglCreateWindowSurface failed\n");
+      exit(1);
+   }
+
+   XFree(visInfo);
+
+   *winRet = win;
+   *ctxRet = ctx;
+}
+
+
+static void
+event_loop(Display *dpy, Window win,
+           EGLDisplay egl_dpy, EGLSurface egl_surf)
+{
+   int anim = 0;
+
+   while (1) {
+      int redraw = 0;
+
+      if (!anim || XPending(dpy)) {
+         XEvent event;
+         XNextEvent(dpy, &event);
+
+         switch (event.type) {
+         case Expose:
+            redraw = 1;
+            break;
+         case ConfigureNotify:
+            reshape(event.xconfigure.width, event.xconfigure.height);
+            break;
+         case KeyPress:
+            {
+               char buffer[10];
+               int r, code;
+               code = XLookupKeysym(&event.xkey, 0);
+               if (code == XK_Left) {
+               view_posx -= 1.0;
+               }
+               else if (code == XK_Right) {
+                  view_posx += 1.0;
+               }
+               else if (code == XK_Up) {
+                  view_posy += 1.0;
+               }
+               else if (code == XK_Down) {
+                  view_posy -= 1.0;
+               }
+               else {
+                  r = XLookupString(&event.xkey, buffer, sizeof(buffer),
+                                    NULL, NULL);
+                  if (buffer[0] == ' ') {
+                     anim = !anim;
+                  }
+                  else if (buffer[0] == 'w') {
+                     width -= 1.0f;
+                  }
+                  else if (buffer[0] == 'W') {
+                     width += 1.0f;
+                  }
+                  else if (buffer[0] == 'h') {
+                     height -= 1.0f;
+                  }
+                  else if (buffer[0] == 'H') {
+                     height += 1.0f;
+                  }
+                  else if (buffer[0] == 27) {
+                     /* escape */
+                     return;
+                  }
+               }
+            }
+            redraw = 1;
+            break;
+         default:
+            ; /*no-op*/
+         }
+      }
+
+      if (anim) {
+         view_posx += 1.0;
+         view_posy += 2.0;
+         redraw = 1;
+      }
+
+      if (redraw) {
+         draw();
+         eglSwapBuffers(egl_dpy, egl_surf);
+      }
+   }
+}
+
+
+static void
+usage(void)
+{
+   printf("Usage:\n");
+   printf("  -display <displayname>  set the display to run on\n");
+   printf("  -info                   display OpenGL renderer info\n");
+}
+ 
+
+int
+main(int argc, char *argv[])
+{
+   const int winWidth = 400, winHeight = 300;
+   Display *x_dpy;
+   Window win;
+   EGLSurface egl_surf;
+   EGLContext egl_ctx;
+   EGLDisplay egl_dpy;
+   char *dpyName = NULL;
+   GLboolean printInfo = GL_FALSE;
+   EGLint egl_major, egl_minor;
+   int i;
+   const char *s;
+
+   for (i = 1; i < argc; i++) {
+      if (strcmp(argv[i], "-display") == 0) {
+         dpyName = argv[i+1];
+         i++;
+      }
+      else if (strcmp(argv[i], "-info") == 0) {
+         printInfo = GL_TRUE;
+      }
+      else {
+         usage();
+         return -1;
+      }
+   }
+
+   x_dpy = XOpenDisplay(dpyName);
+   if (!x_dpy) {
+      printf("Error: couldn't open display %s\n",
+	     dpyName ? dpyName : getenv("DISPLAY"));
+      return -1;
+   }
+
+   egl_dpy = eglGetDisplay(x_dpy);
+   if (!egl_dpy) {
+      printf("Error: eglGetDisplay() failed\n");
+      return -1;
+   }
+
+   if (!eglInitialize(egl_dpy, &egl_major, &egl_minor)) {
+      printf("Error: eglInitialize() failed\n");
+      return -1;
+   }
+
+   s = eglQueryString(egl_dpy, EGL_VERSION);
+   printf("EGL_VERSION = %s\n", s);
+
+   s = eglQueryString(egl_dpy, EGL_VENDOR);
+   printf("EGL_VENDOR = %s\n", s);
+
+   s = eglQueryString(egl_dpy, EGL_EXTENSIONS);
+   printf("EGL_EXTENSIONS = %s\n", s);
+
+   s = eglQueryString(egl_dpy, EGL_CLIENT_APIS);
+   printf("EGL_CLIENT_APIS = %s\n", s);
+
+   make_x_window(x_dpy, egl_dpy,
+                 "drawtex", 0, 0, winWidth, winHeight,
+                 &win, &egl_ctx, &egl_surf);
+
+   XMapWindow(x_dpy, win);
+   if (!eglMakeCurrent(egl_dpy, egl_surf, egl_surf, egl_ctx)) {
+      printf("Error: eglMakeCurrent() failed\n");
+      return -1;
+   }
+
+   if (printInfo) {
+      printf("GL_RENDERER   = %s\n", (char *) glGetString(GL_RENDERER));
+      printf("GL_VERSION    = %s\n", (char *) glGetString(GL_VERSION));
+      printf("GL_VENDOR     = %s\n", (char *) glGetString(GL_VENDOR));
+      printf("GL_EXTENSIONS = %s\n", (char *) glGetString(GL_EXTENSIONS));
+   }
+
+   init();
+
+   /* Set initial projection/viewing transformation.
+    * We can't be sure we'll get a ConfigureNotify event when the window
+    * first appears.
+    */
+   reshape(winWidth, winHeight);
+
+   event_loop(x_dpy, win, egl_dpy, egl_surf);
+
+   eglDestroyContext(egl_dpy, egl_ctx);
+   eglDestroySurface(egl_dpy, egl_surf);
+   eglTerminate(egl_dpy);
+
+
+   XDestroyWindow(x_dpy, win);
+   XCloseDisplay(x_dpy);
+
+   return 0;
+}
diff --git a/progs/es1/xegl/es1_info.c b/progs/es1/xegl/es1_info.c
new file mode 100644
index 00000000000..93816b52150
--- /dev/null
+++ b/progs/es1/xegl/es1_info.c
@@ -0,0 +1,289 @@
+/*
+ * Copyright (C) 2008  Tunsgten Graphics,Inc.   All Rights Reserved.
+ */
+
+/*
+ * List OpenGL ES extensions.
+ * Print ES 1 or ES 2 extensions depending on which library we're
+ * linked with: libGLESv1_CM.so vs libGLESv2.so
+ */
+
+#define GL_GLEXT_PROTOTYPES
+
+#include <assert.h>
+#include <math.h>
+#include <stdlib.h>
+#include <stdio.h>
+#include <string.h>
+#include <X11/Xlib.h>
+#include <X11/Xutil.h>
+#include <X11/keysym.h>
+#include <GLES/gl.h>
+#include <GLES/glext.h>
+#include <EGL/egl.h>
+
+
+/*
+ * Print a list of extensions, with word-wrapping.
+ */
+static void
+print_extension_list(const char *ext)
+{
+   const char *indentString = "    ";
+   const int indent = 4;
+   const int max = 79;
+   int width, i, j;
+
+   if (!ext || !ext[0])
+      return;
+
+   width = indent;
+   printf(indentString);
+   i = j = 0;
+   while (1) {
+      if (ext[j] == ' ' || ext[j] == 0) {
+         /* found end of an extension name */
+         const int len = j - i;
+         if (width + len > max) {
+            /* start a new line */
+            printf("\n");
+            width = indent;
+            printf(indentString);
+         }
+         /* print the extension name between ext[i] and ext[j] */
+         while (i < j) {
+            printf("%c", ext[i]);
+            i++;
+         }
+         /* either we're all done, or we'll continue with next extension */
+         width += len + 1;
+         if (ext[j] == 0) {
+            break;
+         }
+         else {
+            i++;
+            j++;
+            if (ext[j] == 0)
+               break;
+            printf(", ");
+            width += 2;
+         }
+      }
+      j++;
+   }
+   printf("\n");
+}
+
+
+static void
+info(EGLDisplay egl_dpy)
+{
+   const char *s;
+
+   s = eglQueryString(egl_dpy, EGL_VERSION);
+   printf("EGL_VERSION = %s\n", s);
+
+   s = eglQueryString(egl_dpy, EGL_VENDOR);
+   printf("EGL_VENDOR = %s\n", s);
+
+   s = eglQueryString(egl_dpy, EGL_EXTENSIONS);
+   printf("EGL_EXTENSIONS = %s\n", s);
+
+   s = eglQueryString(egl_dpy, EGL_CLIENT_APIS);
+   printf("EGL_CLIENT_APIS = %s\n", s);
+
+   printf("GL_VERSION: %s\n", (char *) glGetString(GL_VERSION));
+   printf("GL_RENDERER: %s\n", (char *) glGetString(GL_RENDERER));
+   printf("GL_EXTENSIONS:\n");
+   print_extension_list((char *) glGetString(GL_EXTENSIONS));
+}
+
+
+/*
+ * Create an RGB, double-buffered X window.
+ * Return the window and context handles.
+ */
+static void
+make_x_window(Display *x_dpy, EGLDisplay egl_dpy,
+              const char *name,
+              int x, int y, int width, int height, int es_ver,
+              Window *winRet,
+              EGLContext *ctxRet,
+              EGLSurface *surfRet)
+{
+   EGLint attribs[] = {
+      EGL_RENDERABLE_TYPE, 0x0,
+      EGL_RED_SIZE, 1,
+      EGL_GREEN_SIZE, 1,
+      EGL_BLUE_SIZE, 1,
+      EGL_NONE
+   };
+   EGLint ctx_attribs[] = {
+      EGL_CONTEXT_CLIENT_VERSION, 0,
+      EGL_NONE
+   };
+
+   int scrnum;
+   XSetWindowAttributes attr;
+   unsigned long mask;
+   Window root;
+   Window win;
+   XVisualInfo *visInfo, visTemplate;
+   int num_visuals;
+   EGLContext ctx;
+   EGLConfig config;
+   EGLint num_configs;
+   EGLint vid;
+
+   scrnum = DefaultScreen( x_dpy );
+   root = RootWindow( x_dpy, scrnum );
+
+   if (es_ver == 1)
+      attribs[1] = EGL_OPENGL_ES_BIT;
+   else
+      attribs[1] = EGL_OPENGL_ES2_BIT;
+   ctx_attribs[1] = es_ver;
+
+   if (!eglChooseConfig( egl_dpy, attribs, &config, 1, &num_configs)) {
+      printf("Error: couldn't get an EGL visual config\n");
+      exit(1);
+   }
+
+   assert(config);
+   assert(num_configs > 0);
+
+   if (!eglGetConfigAttrib(egl_dpy, config, EGL_NATIVE_VISUAL_ID, &vid)) {
+      printf("Error: eglGetConfigAttrib() failed\n");
+      exit(1);
+   }
+
+   /* The X window visual must match the EGL config */
+   visTemplate.visualid = vid;
+   visInfo = XGetVisualInfo(x_dpy, VisualIDMask, &visTemplate, &num_visuals);
+   if (!visInfo) {
+      printf("Error: couldn't get X visual\n");
+      exit(1);
+   }
+
+   /* window attributes */
+   attr.background_pixel = 0;
+   attr.border_pixel = 0;
+   attr.colormap = XCreateColormap( x_dpy, root, visInfo->visual, AllocNone);
+   attr.event_mask = StructureNotifyMask | ExposureMask | KeyPressMask;
+   mask = CWBackPixel | CWBorderPixel | CWColormap | CWEventMask;
+
+   win = XCreateWindow( x_dpy, root, 0, 0, width, height,
+		        0, visInfo->depth, InputOutput,
+		        visInfo->visual, mask, &attr );
+
+   /* set hints and properties */
+   {
+      XSizeHints sizehints;
+      sizehints.x = x;
+      sizehints.y = y;
+      sizehints.width  = width;
+      sizehints.height = height;
+      sizehints.flags = USSize | USPosition;
+      XSetNormalHints(x_dpy, win, &sizehints);
+      XSetStandardProperties(x_dpy, win, name, name,
+                              None, (char **)NULL, 0, &sizehints);
+   }
+
+   eglBindAPI(EGL_OPENGL_ES_API);
+
+   ctx = eglCreateContext(egl_dpy, config, EGL_NO_CONTEXT, ctx_attribs );
+   if (!ctx) {
+      printf("Error: eglCreateContext failed\n");
+      exit(1);
+   }
+
+   *surfRet = eglCreateWindowSurface(egl_dpy, config, win, NULL);
+
+   if (!*surfRet) {
+      printf("Error: eglCreateWindowSurface failed\n");
+      exit(1);
+   }
+
+   XFree(visInfo);
+
+   *winRet = win;
+   *ctxRet = ctx;
+}
+
+
+static void
+usage(void)
+{
+   printf("Usage:\n");
+   printf("  -display <displayname>  set the display to run on\n");
+}
+ 
+
+int
+main(int argc, char *argv[])
+{
+   const int winWidth = 400, winHeight = 300;
+   Display *x_dpy;
+   Window win;
+   EGLSurface egl_surf;
+   EGLContext egl_ctx;
+   EGLDisplay egl_dpy;
+   char *dpyName = NULL;
+   EGLint egl_major, egl_minor, es_ver;
+   int i;
+
+   for (i = 1; i < argc; i++) {
+      if (strcmp(argv[i], "-display") == 0) {
+         dpyName = argv[i+1];
+         i++;
+      }
+      else {
+         usage();
+         return -1;
+      }
+   }
+
+   x_dpy = XOpenDisplay(dpyName);
+   if (!x_dpy) {
+      printf("Error: couldn't open display %s\n",
+	     dpyName ? dpyName : getenv("DISPLAY"));
+      return -1;
+   }
+
+   egl_dpy = eglGetDisplay(x_dpy);
+   if (!egl_dpy) {
+      printf("Error: eglGetDisplay() failed\n");
+      return -1;
+   }
+
+   if (!eglInitialize(egl_dpy, &egl_major, &egl_minor)) {
+      printf("Error: eglInitialize() failed\n");
+      return -1;
+   }
+
+   es_ver = 1;
+   /* decide the version from the executable's name */
+   if (argc > 0 && argv[0] && strstr(argv[0], "es2"))
+      es_ver = 2;
+   make_x_window(x_dpy, egl_dpy,
+                 "ES info", 0, 0, winWidth, winHeight, es_ver,
+                 &win, &egl_ctx, &egl_surf);
+
+   /*XMapWindow(x_dpy, win);*/
+   if (!eglMakeCurrent(egl_dpy, egl_surf, egl_surf, egl_ctx)) {
+      printf("Error: eglMakeCurrent() failed\n");
+      return -1;
+   }
+
+   info(egl_dpy);
+
+   eglDestroyContext(egl_dpy, egl_ctx);
+   eglDestroySurface(egl_dpy, egl_surf);
+   eglTerminate(egl_dpy);
+
+
+   XDestroyWindow(x_dpy, win);
+   XCloseDisplay(x_dpy);
+
+   return 0;
+}
diff --git a/progs/es1/xegl/msaa.c b/progs/es1/xegl/msaa.c
new file mode 100644
index 00000000000..b4c6c632177
--- /dev/null
+++ b/progs/es1/xegl/msaa.c
@@ -0,0 +1,442 @@
+/*
+ * Copyright (C) 2008  Brian Paul   All Rights Reserved.
+ * 
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ * 
+ * The above copyright notice and this permission notice shall be included
+ * in all copies or substantial portions of the Software.
+ * 
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
+ * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
+ * BRIAN PAUL BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
+ * AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
+ * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+ */
+
+/*
+ * Test MSAA with X/EGL and OpenGL ES 1.x
+ * Brian Paul
+ * 15 September 2008
+ */
+
+#define USE_FULL_GL 0
+
+
+#include <assert.h>
+#include <math.h>
+#include <stdlib.h>
+#include <stdio.h>
+#include <string.h>
+#include <X11/Xlib.h>
+#include <X11/Xutil.h>
+#include <X11/keysym.h>
+#if USE_FULL_GL
+#include <GL/gl.h>  /* use full OpenGL */
+#else
+#include <GLES/gl.h>  /* use OpenGL ES 1.x */
+#include <GLES/glext.h>
+#endif
+#include <EGL/egl.h>
+
+
+
+static GLfloat view_rotx = 0.0, view_roty = 0.0, view_rotz = 0.0;
+static GLboolean AA = 0*GL_TRUE;
+
+
+static void
+draw(void)
+{
+   float a;
+
+   static const GLfloat verts[4][2] = {
+      { -1, -.1 },
+      {  1, -.1 },
+      { -1,  .1 },
+      {  1,  .1 }
+   };
+   static const GLfloat colors[4][4] = {
+      { 1, 0, 0, 1 },
+      { 0, 1, 0, 1 },
+      { 0, 0, 1, 1 },
+      { 1, 0, 1, 1 }
+   };
+
+   if (AA) {
+      printf("MSAA enabled\n");
+      glEnable(GL_MULTISAMPLE);
+   }
+   else {
+      printf("MSAA disabled\n");
+      glDisable(GL_MULTISAMPLE);
+   }
+
+   glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
+
+   glPushMatrix();
+   glRotatef(view_rotx, 1, 0, 0);
+   glRotatef(view_roty, 0, 1, 0);
+   glRotatef(view_rotz, 0, 0, 1);
+
+   {
+      glVertexPointer(2, GL_FLOAT, 0, verts);
+      glColorPointer(4, GL_FLOAT, 0, colors);
+
+      glEnableClientState(GL_VERTEX_ARRAY);
+      glEnableClientState(GL_COLOR_ARRAY);
+
+      for (a = 0; a < 360; a += 20.0) {
+         glPushMatrix();
+
+         glRotatef(a, 0, 0, 1);
+         glTranslatef(1.5, 0, 0);
+
+         /* draw triangle */
+         glDrawArrays(GL_TRIANGLE_STRIP, 0, 4);
+
+         glPopMatrix();
+      }
+
+      glDisableClientState(GL_VERTEX_ARRAY);
+      glDisableClientState(GL_COLOR_ARRAY);
+   }
+
+   glPopMatrix();
+}
+
+
+/* new window size or exposure */
+static void
+reshape(int width, int height)
+{
+   GLfloat ary = 3.0;
+   GLfloat arx = ary * (GLfloat) width / (GLfloat) height;
+
+   glViewport(0, 0, (GLint) width, (GLint) height);
+
+   glMatrixMode(GL_PROJECTION);
+   glLoadIdentity();
+#ifdef GL_VERSION_ES_CM_1_0
+   glOrthof(-arx, arx, -ary, ary, -1.0, 1.0);
+#else
+   glOrtho(-arx, arx, -ary, ary, -1.0, 1.0);
+#endif
+   
+   glMatrixMode(GL_MODELVIEW);
+   glLoadIdentity();
+}
+
+
+
+static void
+init(void)
+{
+   printf("Press 'a' to toggle multisample antialiasing\n");
+   printf("Press 'Esc' to exit\n");
+}
+
+
+/*
+ * Create an RGB, double-buffered X window.
+ * Return the window and context handles.
+ */
+static void
+make_x_window(Display *x_dpy, EGLDisplay egl_dpy,
+              const char *name,
+              int x, int y, int width, int height,
+              Window *winRet,
+              EGLContext *ctxRet,
+              EGLSurface *surfRet)
+{
+   static const EGLint attribs[] = {
+      EGL_RED_SIZE, 1,
+      EGL_GREEN_SIZE, 1,
+      EGL_BLUE_SIZE, 1,
+      EGL_DEPTH_SIZE, 1,
+      EGL_SAMPLES, 1,
+      EGL_SAMPLE_BUFFERS, 1,
+      EGL_NONE
+   };
+
+   int scrnum;
+   XSetWindowAttributes attr;
+   unsigned long mask;
+   Window root;
+   Window win;
+   XVisualInfo *visInfo, visTemplate;
+   int num_visuals;
+   EGLContext ctx;
+   EGLConfig config;
+   EGLint num_configs;
+   EGLint vid;
+
+   scrnum = DefaultScreen( x_dpy );
+   root = RootWindow( x_dpy, scrnum );
+
+   if (!eglChooseConfig( egl_dpy, attribs, &config, 1, &num_configs)) {
+      printf("Error: couldn't get an EGL visual config\n");
+      exit(1);
+   }
+
+   if (num_configs < 1) {
+      printf("Error: Unable to find multisample pixel format.\n");
+      printf("Try running glxinfo to see if your server supports MSAA.\n");
+      exit(1);
+   }
+
+   if (!eglGetConfigAttrib(egl_dpy, config, EGL_NATIVE_VISUAL_ID, &vid)) {
+      printf("Error: eglGetConfigAttrib() failed\n");
+      exit(1);
+   }
+
+   /* The X window visual must match the EGL config */
+   visTemplate.visualid = vid;
+   visInfo = XGetVisualInfo(x_dpy, VisualIDMask, &visTemplate, &num_visuals);
+   if (!visInfo) {
+      printf("Error: couldn't get X visual\n");
+      exit(1);
+   }
+
+   /* window attributes */
+   attr.background_pixel = 0;
+   attr.border_pixel = 0;
+   attr.colormap = XCreateColormap( x_dpy, root, visInfo->visual, AllocNone);
+   attr.event_mask = StructureNotifyMask | ExposureMask | KeyPressMask;
+   mask = CWBackPixel | CWBorderPixel | CWColormap | CWEventMask;
+
+   win = XCreateWindow( x_dpy, root, 0, 0, width, height,
+		        0, visInfo->depth, InputOutput,
+		        visInfo->visual, mask, &attr );
+
+   /* set hints and properties */
+   {
+      XSizeHints sizehints;
+      sizehints.x = x;
+      sizehints.y = y;
+      sizehints.width  = width;
+      sizehints.height = height;
+      sizehints.flags = USSize | USPosition;
+      XSetNormalHints(x_dpy, win, &sizehints);
+      XSetStandardProperties(x_dpy, win, name, name,
+                              None, (char **)NULL, 0, &sizehints);
+   }
+
+#if USE_FULL_GL
+   eglBindAPI(EGL_OPENGL_API);
+#else
+   eglBindAPI(EGL_OPENGL_ES_API);
+#endif
+
+   ctx = eglCreateContext(egl_dpy, config, EGL_NO_CONTEXT, NULL );
+   if (!ctx) {
+      printf("Error: eglCreateContext failed\n");
+      exit(1);
+   }
+
+   *surfRet = eglCreateWindowSurface(egl_dpy, config, win, NULL);
+
+   if (!*surfRet) {
+      printf("Error: eglCreateWindowSurface failed\n");
+      exit(1);
+   }
+
+   XFree(visInfo);
+
+   *winRet = win;
+   *ctxRet = ctx;
+}
+
+
+static void
+event_loop(Display *dpy, Window win,
+           EGLDisplay egl_dpy, EGLSurface egl_surf)
+{
+   while (1) {
+      int redraw = 0;
+      XEvent event;
+
+      XNextEvent(dpy, &event);
+
+      switch (event.type) {
+      case Expose:
+         redraw = 1;
+         break;
+      case ConfigureNotify:
+         reshape(event.xconfigure.width, event.xconfigure.height);
+         break;
+      case KeyPress:
+         {
+            char buffer[10];
+            int r, code;
+            code = XLookupKeysym(&event.xkey, 0);
+            if (code == XK_Left) {
+               view_roty += 5.0;
+            }
+            else if (code == XK_Right) {
+               view_roty -= 5.0;
+            }
+            else if (code == XK_Up) {
+               view_rotx += 5.0;
+            }
+            else if (code == XK_Down) {
+               view_rotx -= 5.0;
+            }
+            else {
+               r = XLookupString(&event.xkey, buffer, sizeof(buffer),
+                                 NULL, NULL);
+               if (buffer[0] == 'a') {
+                  AA = !AA;
+                  redraw = 1;
+               }
+               else if (buffer[0] == 27) {
+                  /* escape */
+                  return;
+               }
+            }
+         }
+         redraw = 1;
+         break;
+      default:
+         ; /*no-op*/
+      }
+
+      if (redraw) {
+         draw();
+         eglSwapBuffers(egl_dpy, egl_surf);
+      }
+   }
+}
+
+
+static void
+usage(void)
+{
+   printf("Usage:\n");
+   printf("  -display <displayname>  set the display to run on\n");
+   printf("  -info                   display OpenGL renderer info\n");
+}
+ 
+
+int
+main(int argc, char *argv[])
+{
+   const int winWidth = 600, winHeight = 600;
+   Display *x_dpy;
+   Window win;
+   EGLSurface egl_surf;
+   EGLContext egl_ctx;
+   EGLDisplay egl_dpy;
+   char *dpyName = NULL;
+   GLboolean printInfo = GL_FALSE;
+   EGLint egl_major, egl_minor;
+   int i;
+   const char *s;
+
+   static struct {
+      char *name;
+      GLenum value;
+      enum {GetString, GetInteger} type;
+   } info_items[] = {
+      {"GL_RENDERER", GL_RENDERER, GetString},
+      {"GL_VERSION", GL_VERSION, GetString},
+      {"GL_VENDOR", GL_VENDOR, GetString},
+      {"GL_EXTENSIONS", GL_EXTENSIONS, GetString},
+      {"GL_MAX_PALETTE_MATRICES_OES", GL_MAX_PALETTE_MATRICES_OES, GetInteger},
+      {"GL_MAX_VERTEX_UNITS_OES", GL_MAX_VERTEX_UNITS_OES, GetInteger},
+   };
+
+   for (i = 1; i < argc; i++) {
+      if (strcmp(argv[i], "-display") == 0) {
+         dpyName = argv[i+1];
+         i++;
+      }
+      else if (strcmp(argv[i], "-info") == 0) {
+         printInfo = GL_TRUE;
+      }
+      else {
+         usage();
+         return -1;
+      }
+   }
+
+   x_dpy = XOpenDisplay(dpyName);
+   if (!x_dpy) {
+      printf("Error: couldn't open display %s\n",
+	     dpyName ? dpyName : getenv("DISPLAY"));
+      return -1;
+   }
+
+   egl_dpy = eglGetDisplay(x_dpy);
+   if (!egl_dpy) {
+      printf("Error: eglGetDisplay() failed\n");
+      return -1;
+   }
+
+   if (!eglInitialize(egl_dpy, &egl_major, &egl_minor)) {
+      printf("Error: eglInitialize() failed\n");
+      return -1;
+   }
+
+   s = eglQueryString(egl_dpy, EGL_VERSION);
+   printf("EGL_VERSION = %s\n", s);
+
+   s = eglQueryString(egl_dpy, EGL_VENDOR);
+   printf("EGL_VENDOR = %s\n", s);
+
+   s = eglQueryString(egl_dpy, EGL_EXTENSIONS);
+   printf("EGL_EXTENSIONS = %s\n", s);
+
+   s = eglQueryString(egl_dpy, EGL_CLIENT_APIS);
+   printf("EGL_CLIENT_APIS = %s\n", s);
+
+   make_x_window(x_dpy, egl_dpy,
+                 "msaa", 0, 0, winWidth, winHeight,
+                 &win, &egl_ctx, &egl_surf);
+
+   XMapWindow(x_dpy, win);
+   if (!eglMakeCurrent(egl_dpy, egl_surf, egl_surf, egl_ctx)) {
+      printf("Error: eglMakeCurrent() failed\n");
+      return -1;
+   }
+
+   if (printInfo) {
+      for (i = 0; i < sizeof(info_items)/sizeof(info_items[0]); i++) {
+         switch (info_items[i].type) {
+            case GetString:
+               printf("%s = %s\n", info_items[i].name, (char *)glGetString(info_items[i].value));
+               break;
+            case GetInteger: {
+               GLint rv = -1;
+               glGetIntegerv(info_items[i].value, &rv);
+               printf("%s = %d\n", info_items[i].name, rv);
+               break;
+            }
+         }
+      }
+   };
+   init();
+
+   /* Set initial projection/viewing transformation.
+    * We can't be sure we'll get a ConfigureNotify event when the window
+    * first appears.
+    */
+   reshape(winWidth, winHeight);
+
+   event_loop(x_dpy, win, egl_dpy, egl_surf);
+
+   eglDestroyContext(egl_dpy, egl_ctx);
+   eglDestroySurface(egl_dpy, egl_surf);
+   eglTerminate(egl_dpy);
+
+
+   XDestroyWindow(x_dpy, win);
+   XCloseDisplay(x_dpy);
+
+   return 0;
+}
diff --git a/progs/es1/xegl/pbuffer.c b/progs/es1/xegl/pbuffer.c
new file mode 100644
index 00000000000..011c2af58fe
--- /dev/null
+++ b/progs/es1/xegl/pbuffer.c
@@ -0,0 +1,607 @@
+/*
+ * Copyright (C) 2008  Tunsgten Graphics,Inc.   All Rights Reserved.
+ */
+
+/*
+ * Test EGL Pbuffers
+ * Brian Paul
+ * August 2008
+ */
+
+
+#include <assert.h>
+#include <math.h>
+#include <stdlib.h>
+#include <stdio.h>
+#include <string.h>
+#include <X11/Xlib.h>
+#include <X11/Xutil.h>
+#include <X11/keysym.h>
+#include <GLES/gl.h>
+#include <GLES/glext.h>
+#include <EGL/egl.h>
+
+
+
+static int WinWidth = 300, WinHeight = 300;
+
+static GLfloat view_rotx = 0.0, view_roty = 0.0, view_rotz = 0.0;
+
+
+static void
+Normal(GLfloat *n, GLfloat nx, GLfloat ny, GLfloat nz)
+{
+   n[0] = nx;
+   n[1] = ny;
+   n[2] = nz;
+}
+
+static void
+Vertex(GLfloat *v, GLfloat vx, GLfloat vy, GLfloat vz)
+{
+   v[0] = vx;
+   v[1] = vy;
+   v[2] = vz;
+}
+
+static void
+Texcoord(GLfloat *v, GLfloat s, GLfloat t)
+{
+   v[0] = s;
+   v[1] = t;
+}
+
+
+/* Borrowed from glut, adapted */
+static void
+draw_torus(GLfloat r, GLfloat R, GLint nsides, GLint rings)
+{
+   int i, j;
+   GLfloat theta, phi, theta1;
+   GLfloat cosTheta, sinTheta;
+   GLfloat cosTheta1, sinTheta1;
+   GLfloat ringDelta, sideDelta;
+   GLfloat varray[100][3], narray[100][3], tarray[100][2];
+   int vcount;
+
+   glVertexPointer(3, GL_FLOAT, 0, varray);
+   glNormalPointer(GL_FLOAT, 0, narray);
+   glTexCoordPointer(2, GL_FLOAT, 0, tarray);
+   glEnableClientState(GL_VERTEX_ARRAY);
+   glEnableClientState(GL_NORMAL_ARRAY);
+   glEnableClientState(GL_TEXTURE_COORD_ARRAY);
+   
+   ringDelta = 2.0 * M_PI / rings;
+   sideDelta = 2.0 * M_PI / nsides;
+
+   theta = 0.0;
+   cosTheta = 1.0;
+   sinTheta = 0.0;
+   for (i = rings - 1; i >= 0; i--) {
+      theta1 = theta + ringDelta;
+      cosTheta1 = cos(theta1);
+      sinTheta1 = sin(theta1);
+
+      vcount = 0; /* glBegin(GL_QUAD_STRIP); */
+
+      phi = 0.0;
+      for (j = nsides; j >= 0; j--) {
+         GLfloat s0, s1, t;
+         GLfloat cosPhi, sinPhi, dist;
+
+         phi += sideDelta;
+         cosPhi = cos(phi);
+         sinPhi = sin(phi);
+         dist = R + r * cosPhi;
+
+         s0 = 20.0 * theta / (2.0 * M_PI);
+         s1 = 20.0 * theta1 / (2.0 * M_PI);
+         t = 8.0 * phi / (2.0 * M_PI);
+
+         Normal(narray[vcount], cosTheta1 * cosPhi, -sinTheta1 * cosPhi, sinPhi);
+         Texcoord(tarray[vcount], s1, t);
+         Vertex(varray[vcount], cosTheta1 * dist, -sinTheta1 * dist, r * sinPhi);
+         vcount++;
+
+         Normal(narray[vcount], cosTheta * cosPhi, -sinTheta * cosPhi, sinPhi);
+         Texcoord(tarray[vcount], s0, t);
+         Vertex(varray[vcount], cosTheta * dist, -sinTheta * dist,  r * sinPhi);
+         vcount++;
+      }
+
+      /*glEnd();*/
+      assert(vcount <= 100);
+      glDrawArrays(GL_TRIANGLE_STRIP, 0, vcount);
+
+      theta = theta1;
+      cosTheta = cosTheta1;
+      sinTheta = sinTheta1;
+   }
+
+   glDisableClientState(GL_VERTEX_ARRAY);
+   glDisableClientState(GL_NORMAL_ARRAY);
+   glDisableClientState(GL_TEXTURE_COORD_ARRAY);
+}
+
+
+static void
+draw(void)
+{
+   glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
+
+   glPushMatrix();
+   glRotatef(view_rotx, 1, 0, 0);
+   glRotatef(view_roty, 0, 1, 0);
+   glRotatef(view_rotz, 0, 0, 1);
+   glScalef(0.5, 0.5, 0.5);
+
+   draw_torus(1.0, 3.0, 30, 60);
+
+   glPopMatrix();
+
+   glFinish();
+}
+
+
+/**
+ * Draw to both the window and pbuffer and compare results.
+ */
+static void
+draw_both(EGLDisplay egl_dpy, EGLSurface egl_surf, EGLSurface egl_pbuf,
+          EGLContext egl_ctx)
+{
+   unsigned *wbuf, *pbuf;
+   int x = 100, y = 110;
+   int i, dif;
+
+   wbuf = (unsigned *) malloc(WinWidth * WinHeight * 4);
+   pbuf = (unsigned *) malloc(WinWidth * WinHeight * 4);
+
+   glPixelStorei(GL_PACK_ALIGNMENT, 1);
+
+   /* first draw to window */
+   if (!eglMakeCurrent(egl_dpy, egl_surf, egl_surf, egl_ctx)) {
+      printf("Error: eglMakeCurrent(window) failed\n");
+      return;
+   }
+   draw();
+   glReadPixels(0, 0, WinWidth, WinHeight, GL_RGBA, GL_UNSIGNED_BYTE, wbuf);
+   printf("Window[%d,%d] = 0x%08x\n", x, y, wbuf[y*WinWidth+x]);
+
+   /* then draw to pbuffer */
+   if (!eglMakeCurrent(egl_dpy, egl_pbuf, egl_pbuf, egl_ctx)) {
+      printf("Error: eglMakeCurrent(pbuffer) failed\n");
+      return;
+   }
+   draw();
+   glReadPixels(0, 0, WinWidth, WinHeight, GL_RGBA, GL_UNSIGNED_BYTE, pbuf);
+   printf("Pbuffer[%d,%d] = 0x%08x\n", x, y, pbuf[y*WinWidth+x]);
+
+   eglSwapBuffers(egl_dpy, egl_surf);
+
+   /* compare renderings */
+   for (dif = i = 0; i < WinWidth * WinHeight; i++) {
+      if (wbuf[i] != pbuf[i]) {
+         dif = 1;
+         break;
+      }
+   }
+
+   if (dif)
+      printf("Difference at %d: 0x%08x vs. 0x%08x\n", i, wbuf[i], pbuf[i]);
+   else
+      printf("Window rendering matches Pbuffer rendering!\n");
+
+   free(wbuf);
+   free(pbuf);
+}
+
+
+/* new window size or exposure */
+static void
+reshape(int width, int height)
+{
+   GLfloat ar = (GLfloat) width / (GLfloat) height;
+
+   WinWidth = width;
+   WinHeight = height;
+
+   glViewport(0, 0, (GLint) width, (GLint) height);
+
+   glMatrixMode(GL_PROJECTION);
+   glLoadIdentity();
+
+#ifdef GL_VERSION_ES_CM_1_0
+   glFrustumf(-ar, ar, -1, 1, 5.0, 60.0);
+#else
+   glFrustum(-ar, ar, -1, 1, 5.0, 60.0);
+#endif
+   
+   glMatrixMode(GL_MODELVIEW);
+   glLoadIdentity();
+   glTranslatef(0.0, 0.0, -15.0);
+}
+
+
+static void
+make_texture(void)
+{
+#define SZ 64
+   GLenum Filter = GL_LINEAR;
+   GLubyte image[SZ][SZ][4];
+   GLuint i, j;
+
+   for (i = 0; i < SZ; i++) {
+      for (j = 0; j < SZ; j++) {
+         GLfloat d = (i - SZ/2) * (i - SZ/2) + (j - SZ/2) * (j - SZ/2);
+         d = sqrt(d);
+         if (d < SZ/3) {
+            image[i][j][0] = 255;
+            image[i][j][1] = 255;
+            image[i][j][2] = 255;
+            image[i][j][3] = 255;
+         }
+         else {
+            image[i][j][0] = 127;
+            image[i][j][1] = 127;
+            image[i][j][2] = 127;
+            image[i][j][3] = 255;
+         }
+      }
+   }
+
+   glActiveTexture(GL_TEXTURE0); /* unit 0 */
+   glBindTexture(GL_TEXTURE_2D, 42);
+   glTexImage2D(GL_TEXTURE_2D, 0, GL_RGBA, SZ, SZ, 0,
+                GL_RGBA, GL_UNSIGNED_BYTE, image);
+   glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, Filter);
+   glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, Filter);
+   glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, GL_REPEAT);
+   glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GL_REPEAT);
+#undef SZ
+}
+
+
+
+static void
+init(void)
+{
+   static const GLfloat red[4] = {1, 0, 0, 0};
+   static const GLfloat white[4] = {1.0, 1.0, 1.0, 1.0};
+   static const GLfloat diffuse[4] = {0.7, 0.7, 0.7, 1.0};
+   static const GLfloat specular[4] = {0.001, 0.001, 0.001, 1.0};
+   static const GLfloat pos[4] = {20, 20, 50, 1};
+
+   glMaterialfv(GL_FRONT_AND_BACK, GL_AMBIENT_AND_DIFFUSE, red);
+   glMaterialfv(GL_FRONT_AND_BACK, GL_SPECULAR, white);
+   glMaterialf(GL_FRONT_AND_BACK, GL_SHININESS, 9.0);
+
+   glEnable(GL_LIGHTING);
+   glEnable(GL_LIGHT0);
+   glLightfv(GL_LIGHT0, GL_POSITION, pos);
+   glLightfv(GL_LIGHT0, GL_DIFFUSE, diffuse);
+   glLightfv(GL_LIGHT0, GL_SPECULAR, specular);
+
+   glClearColor(0.4, 0.4, 0.4, 0.0);
+   glEnable(GL_DEPTH_TEST);
+
+   make_texture();
+   glEnable(GL_TEXTURE_2D);
+}
+
+
+/*
+ * Create an RGB, double-buffered X window.
+ * Return the window and context handles.
+ */
+static void
+make_x_window(Display *x_dpy, EGLDisplay egl_dpy,
+              const char *name,
+              int x, int y, int width, int height,
+              Window *winRet,
+              EGLContext *ctxRet,
+              EGLSurface *surfRet)
+{
+   static const EGLint attribs[] = {
+      EGL_RED_SIZE, 1,
+      EGL_GREEN_SIZE, 1,
+      EGL_BLUE_SIZE, 1,
+      EGL_DEPTH_SIZE, 1,
+      EGL_NONE
+   };
+
+   int scrnum;
+   XSetWindowAttributes attr;
+   unsigned long mask;
+   Window root;
+   Window win;
+   XVisualInfo *visInfo, visTemplate;
+   int num_visuals;
+   EGLContext ctx;
+   EGLConfig config;
+   EGLint num_configs;
+   EGLint vid;
+
+   scrnum = DefaultScreen( x_dpy );
+   root = RootWindow( x_dpy, scrnum );
+
+   if (!eglChooseConfig( egl_dpy, attribs, &config, 1, &num_configs)) {
+      printf("Error: couldn't get an EGL visual config\n");
+      exit(1);
+   }
+
+   assert(config);
+   assert(num_configs > 0);
+
+   if (!eglGetConfigAttrib(egl_dpy, config, EGL_NATIVE_VISUAL_ID, &vid)) {
+      printf("Error: eglGetConfigAttrib() failed\n");
+      exit(1);
+   }
+
+   /* The X window visual must match the EGL config */
+   visTemplate.visualid = vid;
+   visInfo = XGetVisualInfo(x_dpy, VisualIDMask, &visTemplate, &num_visuals);
+   if (!visInfo) {
+      printf("Error: couldn't get X visual\n");
+      exit(1);
+   }
+
+   /* window attributes */
+   attr.background_pixel = 0;
+   attr.border_pixel = 0;
+   attr.colormap = XCreateColormap( x_dpy, root, visInfo->visual, AllocNone);
+   attr.event_mask = StructureNotifyMask | ExposureMask | KeyPressMask;
+   mask = CWBackPixel | CWBorderPixel | CWColormap | CWEventMask;
+
+   win = XCreateWindow( x_dpy, root, 0, 0, width, height,
+		        0, visInfo->depth, InputOutput,
+		        visInfo->visual, mask, &attr );
+
+   /* set hints and properties */
+   {
+      XSizeHints sizehints;
+      sizehints.x = x;
+      sizehints.y = y;
+      sizehints.width  = width;
+      sizehints.height = height;
+      sizehints.flags = USSize | USPosition;
+      XSetNormalHints(x_dpy, win, &sizehints);
+      XSetStandardProperties(x_dpy, win, name, name,
+                              None, (char **)NULL, 0, &sizehints);
+   }
+
+   eglBindAPI(EGL_OPENGL_ES_API);
+
+   ctx = eglCreateContext(egl_dpy, config, EGL_NO_CONTEXT, NULL );
+   if (!ctx) {
+      printf("Error: eglCreateContext failed\n");
+      exit(1);
+   }
+
+   *surfRet = eglCreateWindowSurface(egl_dpy, config, win, NULL);
+
+   if (!*surfRet) {
+      printf("Error: eglCreateWindowSurface failed\n");
+      exit(1);
+   }
+
+   XFree(visInfo);
+
+   *winRet = win;
+   *ctxRet = ctx;
+}
+
+
+static EGLSurface
+make_pbuffer(Display *x_dpy, EGLDisplay egl_dpy, int width, int height)
+{
+   static const EGLint config_attribs[] = {
+      EGL_RED_SIZE, 1,
+      EGL_GREEN_SIZE, 1,
+      EGL_BLUE_SIZE, 1,
+      EGL_DEPTH_SIZE, 1,
+      EGL_NONE
+   };
+   EGLConfig config;
+   EGLSurface pbuf;
+   EGLint num_configs;
+   EGLint pbuf_attribs[5];
+
+   pbuf_attribs[0] = EGL_WIDTH;
+   pbuf_attribs[1] = width;
+   pbuf_attribs[2] = EGL_HEIGHT;
+   pbuf_attribs[3] = height;
+   pbuf_attribs[4] = EGL_NONE;
+
+   if (!eglChooseConfig( egl_dpy, config_attribs, &config, 1, &num_configs)) {
+      printf("Error: couldn't get an EGL config for pbuffer\n");
+      exit(1);
+   }
+
+   pbuf = eglCreatePbufferSurface(egl_dpy, config, pbuf_attribs);
+
+   return pbuf;
+}
+
+
+static void
+event_loop(Display *dpy, Window win,
+           EGLDisplay egl_dpy, EGLSurface egl_surf, EGLSurface egl_pbuf,
+           EGLContext egl_ctx)
+{
+   int anim = 0;
+
+   while (1) {
+      int redraw = 0;
+
+      if (!anim || XPending(dpy)) {
+         XEvent event;
+         XNextEvent(dpy, &event);
+
+         switch (event.type) {
+         case Expose:
+            redraw = 1;
+            break;
+         case ConfigureNotify:
+            if (event.xconfigure.window == win)
+               reshape(event.xconfigure.width, event.xconfigure.height);
+            break;
+         case KeyPress:
+            {
+               char buffer[10];
+               int r, code;
+               code = XLookupKeysym(&event.xkey, 0);
+               if (code == XK_Left) {
+               view_roty += 5.0;
+               }
+               else if (code == XK_Right) {
+                  view_roty -= 5.0;
+               }
+               else if (code == XK_Up) {
+                  view_rotx += 5.0;
+               }
+               else if (code == XK_Down) {
+                  view_rotx -= 5.0;
+               }
+               else {
+                  r = XLookupString(&event.xkey, buffer, sizeof(buffer),
+                                    NULL, NULL);
+                  if (buffer[0] == ' ') {
+                     anim = !anim;
+                  }
+                  else if (buffer[0] == 27) {
+                     /* escape */
+                     return;
+                  }
+               }
+            }
+            redraw = 1;
+            break;
+         default:
+            ; /*no-op*/
+         }
+      }
+
+      if (anim) {
+         view_rotx += 1.0;
+         view_roty += 2.0;
+         redraw = 1;
+      }
+
+      if (redraw) {
+         draw_both(egl_dpy, egl_surf, egl_pbuf, egl_ctx);
+      }
+   }
+}
+
+
+static void
+usage(void)
+{
+   printf("Usage:\n");
+   printf("  -display <displayname>  set the display to run on\n");
+   printf("  -info                   display OpenGL renderer info\n");
+}
+ 
+
+int
+main(int argc, char *argv[])
+{
+   Display *x_dpy;
+   Window win;
+   EGLSurface egl_surf, egl_pbuf;
+   EGLContext egl_ctx;
+   EGLDisplay egl_dpy;
+   char *dpyName = NULL;
+   GLboolean printInfo = GL_FALSE;
+   EGLint egl_major, egl_minor;
+   int i;
+   const char *s;
+
+   for (i = 1; i < argc; i++) {
+      if (strcmp(argv[i], "-display") == 0) {
+         dpyName = argv[i+1];
+         i++;
+      }
+      else if (strcmp(argv[i], "-info") == 0) {
+         printInfo = GL_TRUE;
+      }
+      else {
+         usage();
+         return -1;
+      }
+   }
+
+   x_dpy = XOpenDisplay(dpyName);
+   if (!x_dpy) {
+      printf("Error: couldn't open display %s\n",
+	     dpyName ? dpyName : getenv("DISPLAY"));
+      return -1;
+   }
+
+   egl_dpy = eglGetDisplay(x_dpy);
+   if (!egl_dpy) {
+      printf("Error: eglGetDisplay() failed\n");
+      return -1;
+   }
+
+   if (!eglInitialize(egl_dpy, &egl_major, &egl_minor)) {
+      printf("Error: eglInitialize() failed\n");
+      return -1;
+   }
+
+   s = eglQueryString(egl_dpy, EGL_VERSION);
+   printf("EGL_VERSION = %s\n", s);
+
+   s = eglQueryString(egl_dpy, EGL_VENDOR);
+   printf("EGL_VENDOR = %s\n", s);
+
+   s = eglQueryString(egl_dpy, EGL_EXTENSIONS);
+   printf("EGL_EXTENSIONS = %s\n", s);
+
+   s = eglQueryString(egl_dpy, EGL_CLIENT_APIS);
+   printf("EGL_CLIENT_APIS = %s\n", s);
+
+   make_x_window(x_dpy, egl_dpy,
+                 "pbuffer", 0, 0, WinWidth, WinHeight,
+                 &win, &egl_ctx, &egl_surf);
+
+   egl_pbuf = make_pbuffer(x_dpy, egl_dpy, WinWidth, WinHeight);
+   if (!egl_pbuf) {
+      printf("Error: eglCreatePBufferSurface() failed\n");
+      return -1;
+   }
+
+   XMapWindow(x_dpy, win);
+   if (!eglMakeCurrent(egl_dpy, egl_surf, egl_surf, egl_ctx)) {
+      printf("Error: eglMakeCurrent() failed\n");
+      return -1;
+   }
+
+   if (printInfo) {
+      printf("GL_RENDERER   = %s\n", (char *) glGetString(GL_RENDERER));
+      printf("GL_VERSION    = %s\n", (char *) glGetString(GL_VERSION));
+      printf("GL_VENDOR     = %s\n", (char *) glGetString(GL_VENDOR));
+      printf("GL_EXTENSIONS = %s\n", (char *) glGetString(GL_EXTENSIONS));
+   }
+
+   init();
+
+   /* Set initial projection/viewing transformation.
+    * We can't be sure we'll get a ConfigureNotify event when the window
+    * first appears.
+    */
+   reshape(WinWidth, WinHeight);
+
+   event_loop(x_dpy, win, egl_dpy, egl_surf, egl_pbuf, egl_ctx);
+
+   eglDestroyContext(egl_dpy, egl_ctx);
+   eglDestroySurface(egl_dpy, egl_surf);
+   eglTerminate(egl_dpy);
+
+
+   XDestroyWindow(x_dpy, win);
+   XCloseDisplay(x_dpy);
+
+   return 0;
+}
diff --git a/progs/es1/xegl/render_tex.c b/progs/es1/xegl/render_tex.c
new file mode 100644
index 00000000000..0200fa4cb06
--- /dev/null
+++ b/progs/es1/xegl/render_tex.c
@@ -0,0 +1,659 @@
+/*
+ * Copyright (C) 2008  Tunsgten Graphics,Inc.   All Rights Reserved.
+ */
+
+/*
+ * Test EGL render to texture.
+ * Brian Paul
+ * August 2008
+ */
+
+
+#include <assert.h>
+#include <math.h>
+#include <stdlib.h>
+#include <stdio.h>
+#include <string.h>
+#include <X11/Xlib.h>
+#include <X11/Xutil.h>
+#include <X11/keysym.h>
+#include <GLES/gl.h>
+#include <GLES/glext.h>
+#include <EGL/egl.h>
+
+
+static int TexWidth = 256, TexHeight = 256;
+
+static int WinWidth = 300, WinHeight = 300;
+
+static GLfloat view_rotx = 0.0, view_roty = 0.0, view_rotz = 0.0;
+
+static GLuint DotTexture, RenderTexture;
+
+
+static void
+Normal(GLfloat *n, GLfloat nx, GLfloat ny, GLfloat nz)
+{
+   n[0] = nx;
+   n[1] = ny;
+   n[2] = nz;
+}
+
+static void
+Vertex(GLfloat *v, GLfloat vx, GLfloat vy, GLfloat vz)
+{
+   v[0] = vx;
+   v[1] = vy;
+   v[2] = vz;
+}
+
+static void
+Texcoord(GLfloat *v, GLfloat s, GLfloat t)
+{
+   v[0] = s;
+   v[1] = t;
+}
+
+
+/* Borrowed from glut, adapted */
+static void
+draw_torus(GLfloat r, GLfloat R, GLint nsides, GLint rings)
+{
+   int i, j;
+   GLfloat theta, phi, theta1;
+   GLfloat cosTheta, sinTheta;
+   GLfloat cosTheta1, sinTheta1;
+   GLfloat ringDelta, sideDelta;
+   GLfloat varray[100][3], narray[100][3], tarray[100][2];
+   int vcount;
+
+   glVertexPointer(3, GL_FLOAT, 0, varray);
+   glNormalPointer(GL_FLOAT, 0, narray);
+   glTexCoordPointer(2, GL_FLOAT, 0, tarray);
+   glEnableClientState(GL_VERTEX_ARRAY);
+   glEnableClientState(GL_NORMAL_ARRAY);
+   glEnableClientState(GL_TEXTURE_COORD_ARRAY);
+   
+   ringDelta = 2.0 * M_PI / rings;
+   sideDelta = 2.0 * M_PI / nsides;
+
+   theta = 0.0;
+   cosTheta = 1.0;
+   sinTheta = 0.0;
+   for (i = rings - 1; i >= 0; i--) {
+      theta1 = theta + ringDelta;
+      cosTheta1 = cos(theta1);
+      sinTheta1 = sin(theta1);
+
+      vcount = 0; /* glBegin(GL_QUAD_STRIP); */
+
+      phi = 0.0;
+      for (j = nsides; j >= 0; j--) {
+         GLfloat s0, s1, t;
+         GLfloat cosPhi, sinPhi, dist;
+
+         phi += sideDelta;
+         cosPhi = cos(phi);
+         sinPhi = sin(phi);
+         dist = R + r * cosPhi;
+
+         s0 = 20.0 * theta / (2.0 * M_PI);
+         s1 = 20.0 * theta1 / (2.0 * M_PI);
+         t = 8.0 * phi / (2.0 * M_PI);
+
+         Normal(narray[vcount], cosTheta1 * cosPhi, -sinTheta1 * cosPhi, sinPhi);
+         Texcoord(tarray[vcount], s1, t);
+         Vertex(varray[vcount], cosTheta1 * dist, -sinTheta1 * dist, r * sinPhi);
+         vcount++;
+
+         Normal(narray[vcount], cosTheta * cosPhi, -sinTheta * cosPhi, sinPhi);
+         Texcoord(tarray[vcount], s0, t);
+         Vertex(varray[vcount], cosTheta * dist, -sinTheta * dist,  r * sinPhi);
+         vcount++;
+      }
+
+      /*glEnd();*/
+      assert(vcount <= 100);
+      glDrawArrays(GL_TRIANGLE_STRIP, 0, vcount);
+
+      theta = theta1;
+      cosTheta = cosTheta1;
+      sinTheta = sinTheta1;
+   }
+
+   glDisableClientState(GL_VERTEX_ARRAY);
+   glDisableClientState(GL_NORMAL_ARRAY);
+   glDisableClientState(GL_TEXTURE_COORD_ARRAY);
+}
+
+
+static void
+draw_torus_to_texture(void)
+{
+   glViewport(0, 0, TexWidth, TexHeight);
+
+   glMatrixMode(GL_PROJECTION);
+   glLoadIdentity();
+   glFrustumf(-1, 1, -1, 1, 5.0, 60.0);
+   
+   glMatrixMode(GL_MODELVIEW);
+   glLoadIdentity();
+   glTranslatef(0.0, 0.0, -15.0);
+
+   glClearColor(0.4, 0.4, 0.4, 0.0);
+   glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
+
+   glBindTexture(GL_TEXTURE_2D, DotTexture);
+
+   glEnable(GL_LIGHTING);
+
+   glPushMatrix();
+   glRotatef(view_roty, 0, 1, 0);
+   glScalef(0.5, 0.5, 0.5);
+
+   draw_torus(1.0, 3.0, 30, 60);
+
+   glPopMatrix();
+
+   glDisable(GL_LIGHTING);
+
+#if 0
+   glBindTexture(GL_TEXTURE_2D, RenderTexture);
+   glCopyTexSubImage2D(GL_TEXTURE_2D, 0, 0, 0, 0, 0, TexWidth, TexHeight);
+#endif
+
+   glFinish();
+}
+
+
+static void
+draw_textured_quad(void)
+{
+   GLfloat ar = (GLfloat) WinWidth / (GLfloat) WinHeight;
+
+   glViewport(0, 0, WinWidth, WinHeight);
+
+   glMatrixMode(GL_PROJECTION);
+   glLoadIdentity();
+   glFrustumf(-ar, ar, -1, 1, 5.0, 60.0);
+   
+   glMatrixMode(GL_MODELVIEW);
+   glLoadIdentity();
+   glTranslatef(0.0, 0.0, -8.0);
+
+   glClearColor(0.4, 0.4, 1.0, 0.0);
+   glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
+
+   glBindTexture(GL_TEXTURE_2D, RenderTexture);
+
+   glPushMatrix();
+   glRotatef(view_rotx, 1, 0, 0);
+   glRotatef(view_rotz, 0, 0, 1);
+
+   {
+      static const GLfloat texcoord[4][2] = {
+         { 0, 0 },  { 1, 0 },  { 0, 1 },  { 1, 1 }
+      };
+      static const GLfloat vertex[4][2] = {
+         { -1, -1 },  {  1, -1 },  { -1,  1 },  {  1,  1 }
+      };
+
+      glVertexPointer(2, GL_FLOAT, 0, vertex);
+      glTexCoordPointer(2, GL_FLOAT, 0, texcoord);
+      glEnableClientState(GL_VERTEX_ARRAY);
+      glEnableClientState(GL_TEXTURE_COORD_ARRAY);
+  
+      glDrawArrays(GL_TRIANGLE_STRIP, 0, 4);
+
+      glDisableClientState(GL_VERTEX_ARRAY);
+      glDisableClientState(GL_TEXTURE_COORD_ARRAY);
+   }
+
+   glPopMatrix();
+}
+
+
+
+static void
+draw(EGLDisplay egl_dpy, EGLSurface egl_surf, EGLSurface egl_pbuf,
+     EGLContext egl_ctx)
+{
+   /*printf("Begin draw\n");*/
+
+   /* first draw torus to pbuffer /texture */
+#if 01
+   if (!eglMakeCurrent(egl_dpy, egl_pbuf, egl_pbuf, egl_ctx)) {
+#else
+   if (!eglMakeCurrent(egl_dpy, egl_surf, egl_surf, egl_ctx)) {
+#endif
+      printf("Error: eglMakeCurrent(pbuf) failed\n");
+      return;
+   }
+   draw_torus_to_texture();
+
+   /* draw textured quad to window */
+   if (!eglMakeCurrent(egl_dpy, egl_surf, egl_surf, egl_ctx)) {
+      printf("Error: eglMakeCurrent(pbuffer) failed\n");
+      return;
+   }
+
+   glBindTexture(GL_TEXTURE_2D, RenderTexture);
+   eglBindTexImage(egl_dpy, egl_pbuf, EGL_BACK_BUFFER);
+   draw_textured_quad();
+   eglReleaseTexImage(egl_dpy, egl_pbuf, EGL_BACK_BUFFER);
+
+   eglSwapBuffers(egl_dpy, egl_surf);
+
+   /*printf("End draw\n");*/
+}
+
+
+
+static void
+make_dot_texture(void)
+{
+#define SZ 64
+   GLenum Filter = GL_LINEAR;
+   GLubyte image[SZ][SZ][4];
+   GLuint i, j;
+
+   for (i = 0; i < SZ; i++) {
+      for (j = 0; j < SZ; j++) {
+         GLfloat d = (i - SZ/2) * (i - SZ/2) + (j - SZ/2) * (j - SZ/2);
+         d = sqrt(d);
+         if (d < SZ/3) {
+            image[i][j][0] = 255;
+            image[i][j][1] = 255;
+            image[i][j][2] = 255;
+            image[i][j][3] = 255;
+         }
+         else {
+            image[i][j][0] = 127;
+            image[i][j][1] = 127;
+            image[i][j][2] = 127;
+            image[i][j][3] = 255;
+         }
+      }
+   }
+
+   glGenTextures(1, &DotTexture);
+   glBindTexture(GL_TEXTURE_2D, DotTexture);
+   glTexImage2D(GL_TEXTURE_2D, 0, GL_RGBA, SZ, SZ, 0,
+                GL_RGBA, GL_UNSIGNED_BYTE, image);
+   glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, Filter);
+   glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, Filter);
+   glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, GL_REPEAT);
+   glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GL_REPEAT);
+#undef SZ
+}
+
+
+static void
+make_render_texture(void)
+{
+   GLenum Filter = GL_LINEAR;
+   glGenTextures(1, &RenderTexture);
+   glBindTexture(GL_TEXTURE_2D, RenderTexture);
+   glTexImage2D(GL_TEXTURE_2D, 0, GL_RGBA, TexWidth, TexHeight, 0,
+                GL_RGBA, GL_UNSIGNED_BYTE, NULL);
+   glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, Filter);
+   glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, Filter);
+   glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, GL_REPEAT);
+   glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GL_REPEAT);
+}
+
+
+static void
+init(void)
+{
+   static const GLfloat red[4] = {1, 0, 0, 0};
+   static const GLfloat white[4] = {1.0, 1.0, 1.0, 1.0};
+   static const GLfloat diffuse[4] = {0.7, 0.7, 0.7, 1.0};
+   static const GLfloat specular[4] = {0.001, 0.001, 0.001, 1.0};
+   static const GLfloat pos[4] = {20, 20, 50, 1};
+
+   glMaterialfv(GL_FRONT_AND_BACK, GL_AMBIENT_AND_DIFFUSE, red);
+   glMaterialfv(GL_FRONT_AND_BACK, GL_SPECULAR, white);
+   glMaterialf(GL_FRONT_AND_BACK, GL_SHININESS, 9.0);
+
+   glEnable(GL_LIGHT0);
+   glLightfv(GL_LIGHT0, GL_POSITION, pos);
+   glLightfv(GL_LIGHT0, GL_DIFFUSE, diffuse);
+   glLightfv(GL_LIGHT0, GL_SPECULAR, specular);
+
+   glEnable(GL_DEPTH_TEST);
+
+   make_dot_texture();
+   make_render_texture();
+
+   printf("DotTexture=%u RenderTexture=%u\n", DotTexture, RenderTexture);
+
+   glEnable(GL_TEXTURE_2D);
+}
+
+
+/*
+ * Create an RGB, double-buffered X window.
+ * Return the window and context handles.
+ */
+static void
+make_x_window(Display *x_dpy, EGLDisplay egl_dpy,
+              const char *name,
+              int x, int y, int width, int height,
+              Window *winRet,
+              EGLContext *ctxRet,
+              EGLSurface *surfRet)
+{
+   static const EGLint attribs[] = {
+      EGL_RED_SIZE, 1,
+      EGL_GREEN_SIZE, 1,
+      EGL_BLUE_SIZE, 1,
+      EGL_DEPTH_SIZE, 1,
+      EGL_NONE
+   };
+
+   int scrnum;
+   XSetWindowAttributes attr;
+   unsigned long mask;
+   Window root;
+   Window win;
+   XVisualInfo *visInfo, visTemplate;
+   int num_visuals;
+   EGLContext ctx;
+   EGLConfig config;
+   EGLint num_configs;
+   EGLint vid;
+
+   scrnum = DefaultScreen( x_dpy );
+   root = RootWindow( x_dpy, scrnum );
+
+   if (!eglChooseConfig( egl_dpy, attribs, &config, 1, &num_configs)) {
+      printf("Error: couldn't get an EGL visual config\n");
+      exit(1);
+   }
+
+   assert(config);
+   assert(num_configs > 0);
+
+   if (!eglGetConfigAttrib(egl_dpy, config, EGL_NATIVE_VISUAL_ID, &vid)) {
+      printf("Error: eglGetConfigAttrib() failed\n");
+      exit(1);
+   }
+
+   /* The X window visual must match the EGL config */
+   visTemplate.visualid = vid;
+   visInfo = XGetVisualInfo(x_dpy, VisualIDMask, &visTemplate, &num_visuals);
+   if (!visInfo) {
+      printf("Error: couldn't get X visual\n");
+      exit(1);
+   }
+
+   /* window attributes */
+   attr.background_pixel = 0;
+   attr.border_pixel = 0;
+   attr.colormap = XCreateColormap( x_dpy, root, visInfo->visual, AllocNone);
+   attr.event_mask = StructureNotifyMask | ExposureMask | KeyPressMask;
+   mask = CWBackPixel | CWBorderPixel | CWColormap | CWEventMask;
+
+   win = XCreateWindow( x_dpy, root, 0, 0, width, height,
+		        0, visInfo->depth, InputOutput,
+		        visInfo->visual, mask, &attr );
+
+   /* set hints and properties */
+   {
+      XSizeHints sizehints;
+      sizehints.x = x;
+      sizehints.y = y;
+      sizehints.width  = width;
+      sizehints.height = height;
+      sizehints.flags = USSize | USPosition;
+      XSetNormalHints(x_dpy, win, &sizehints);
+      XSetStandardProperties(x_dpy, win, name, name,
+                              None, (char **)NULL, 0, &sizehints);
+   }
+
+   eglBindAPI(EGL_OPENGL_ES_API);
+
+   ctx = eglCreateContext(egl_dpy, config, EGL_NO_CONTEXT, NULL );
+   if (!ctx) {
+      printf("Error: eglCreateContext failed\n");
+      exit(1);
+   }
+
+   *surfRet = eglCreateWindowSurface(egl_dpy, config, win, NULL);
+
+   if (!*surfRet) {
+      printf("Error: eglCreateWindowSurface failed\n");
+      exit(1);
+   }
+
+   XFree(visInfo);
+
+   *winRet = win;
+   *ctxRet = ctx;
+}
+
+
+static EGLSurface
+make_pbuffer(Display *x_dpy, EGLDisplay egl_dpy, int width, int height)
+{
+   static const EGLint config_attribs[] = {
+      EGL_RED_SIZE, 1,
+      EGL_GREEN_SIZE, 1,
+      EGL_BLUE_SIZE, 1,
+      EGL_DEPTH_SIZE, 1,
+      EGL_NONE
+   };
+   EGLConfig config;
+   EGLSurface pbuf;
+   EGLint num_configs;
+   EGLint pbuf_attribs[15];
+   int i = 0;
+
+   pbuf_attribs[i++] = EGL_WIDTH;
+   pbuf_attribs[i++] = width;
+   pbuf_attribs[i++] = EGL_HEIGHT;
+   pbuf_attribs[i++] = height;
+   pbuf_attribs[i++] = EGL_TEXTURE_FORMAT;
+   pbuf_attribs[i++] = EGL_TEXTURE_RGBA;
+   pbuf_attribs[i++] = EGL_TEXTURE_TARGET;
+   pbuf_attribs[i++] = EGL_TEXTURE_2D;
+   pbuf_attribs[i++] = EGL_MIPMAP_TEXTURE;
+   pbuf_attribs[i++] = EGL_FALSE;
+   pbuf_attribs[i++] = EGL_NONE;
+   assert(i <= 15);
+
+   if (!eglChooseConfig( egl_dpy, config_attribs, &config, 1, &num_configs)) {
+      printf("Error: couldn't get an EGL config for pbuffer\n");
+      exit(1);
+   }
+
+   pbuf = eglCreatePbufferSurface(egl_dpy, config, pbuf_attribs);
+
+   return pbuf;
+}
+
+
+static void
+event_loop(Display *dpy, Window win,
+           EGLDisplay egl_dpy, EGLSurface egl_surf, EGLSurface egl_pbuf,
+           EGLContext egl_ctx)
+{
+   int anim = 0;
+
+   while (1) {
+      int redraw = 0;
+
+      if (!anim || XPending(dpy)) {
+         XEvent event;
+         XNextEvent(dpy, &event);
+
+         switch (event.type) {
+         case Expose:
+            redraw = 1;
+            break;
+         case ConfigureNotify:
+            if (event.xconfigure.window == win) {
+               WinWidth = event.xconfigure.width;
+               WinHeight = event.xconfigure.height;
+            }
+            break;
+         case KeyPress:
+            {
+               char buffer[10];
+               int r, code;
+               code = XLookupKeysym(&event.xkey, 0);
+               if (code == XK_Left) {
+               view_roty += 5.0;
+               }
+               else if (code == XK_Right) {
+                  view_roty -= 5.0;
+               }
+               else if (code == XK_Up) {
+                  view_rotx += 5.0;
+               }
+               else if (code == XK_Down) {
+                  view_rotx -= 5.0;
+               }
+               else {
+                  r = XLookupString(&event.xkey, buffer, sizeof(buffer),
+                                    NULL, NULL);
+                  if (buffer[0] == ' ') {
+                     anim = !anim;
+                  }
+                  else if (buffer[0] == 'z') {
+                     view_rotz += 5.0;
+                  }
+                  else if (buffer[0] == 'Z') {
+                     view_rotz -= 5.0;
+                  }
+                  else if (buffer[0] == 27) {
+                     /* escape */
+                     return;
+                  }
+               }
+            }
+            redraw = 1;
+            break;
+         default:
+            ; /*no-op*/
+         }
+      }
+
+      if (anim) {
+         view_rotx += 1.0;
+         view_roty += 2.0;
+         redraw = 1;
+      }
+
+      if (redraw) {
+         draw(egl_dpy, egl_surf, egl_pbuf, egl_ctx);
+      }
+   }
+}
+
+
+static void
+usage(void)
+{
+   printf("Usage:\n");
+   printf("  -display <displayname>  set the display to run on\n");
+   printf("  -info                   display OpenGL renderer info\n");
+}
+ 
+
+int
+main(int argc, char *argv[])
+{
+   Display *x_dpy;
+   Window win;
+   EGLSurface egl_surf, egl_pbuf;
+   EGLContext egl_ctx;
+   EGLDisplay egl_dpy;
+   char *dpyName = NULL;
+   GLboolean printInfo = GL_FALSE;
+   EGLint egl_major, egl_minor;
+   int i;
+   const char *s;
+
+   for (i = 1; i < argc; i++) {
+      if (strcmp(argv[i], "-display") == 0) {
+         dpyName = argv[i+1];
+         i++;
+      }
+      else if (strcmp(argv[i], "-info") == 0) {
+         printInfo = GL_TRUE;
+      }
+      else {
+         usage();
+         return -1;
+      }
+   }
+
+   x_dpy = XOpenDisplay(dpyName);
+   if (!x_dpy) {
+      printf("Error: couldn't open display %s\n",
+	     dpyName ? dpyName : getenv("DISPLAY"));
+      return -1;
+   }
+
+   egl_dpy = eglGetDisplay(x_dpy);
+   if (!egl_dpy) {
+      printf("Error: eglGetDisplay() failed\n");
+      return -1;
+   }
+
+   if (!eglInitialize(egl_dpy, &egl_major, &egl_minor)) {
+      printf("Error: eglInitialize() failed\n");
+      return -1;
+   }
+
+   s = eglQueryString(egl_dpy, EGL_VERSION);
+   printf("EGL_VERSION = %s\n", s);
+
+   s = eglQueryString(egl_dpy, EGL_VENDOR);
+   printf("EGL_VENDOR = %s\n", s);
+
+   s = eglQueryString(egl_dpy, EGL_EXTENSIONS);
+   printf("EGL_EXTENSIONS = %s\n", s);
+
+   s = eglQueryString(egl_dpy, EGL_CLIENT_APIS);
+   printf("EGL_CLIENT_APIS = %s\n", s);
+
+   make_x_window(x_dpy, egl_dpy,
+                 "render_tex", 0, 0, WinWidth, WinHeight,
+                 &win, &egl_ctx, &egl_surf);
+
+   egl_pbuf = make_pbuffer(x_dpy, egl_dpy, TexWidth, TexHeight);
+   if (!egl_pbuf) {
+      printf("Error: eglCreatePBufferSurface() failed\n");
+      return -1;
+   }
+
+   XMapWindow(x_dpy, win);
+   if (!eglMakeCurrent(egl_dpy, egl_surf, egl_surf, egl_ctx)) {
+      printf("Error: eglMakeCurrent() failed\n");
+      return -1;
+   }
+
+   if (printInfo) {
+      printf("GL_RENDERER   = %s\n", (char *) glGetString(GL_RENDERER));
+      printf("GL_VERSION    = %s\n", (char *) glGetString(GL_VERSION));
+      printf("GL_VENDOR     = %s\n", (char *) glGetString(GL_VENDOR));
+      printf("GL_EXTENSIONS = %s\n", (char *) glGetString(GL_EXTENSIONS));
+   }
+
+   init();
+
+   event_loop(x_dpy, win, egl_dpy, egl_surf, egl_pbuf, egl_ctx);
+
+   eglDestroyContext(egl_dpy, egl_ctx);
+   eglDestroySurface(egl_dpy, egl_surf);
+   eglTerminate(egl_dpy);
+
+
+   XDestroyWindow(x_dpy, win);
+   XCloseDisplay(x_dpy);
+
+   return 0;
+}
diff --git a/progs/es1/xegl/torus.c b/progs/es1/xegl/torus.c
new file mode 100644
index 00000000000..9438a4fe59b
--- /dev/null
+++ b/progs/es1/xegl/torus.c
@@ -0,0 +1,656 @@
+/*
+ * Copyright (C) 2008  Tunsgten Graphics,Inc.   All Rights Reserved.
+ */
+
+/*
+ * Draw a lit, textured torus with X/EGL and OpenGL ES 1.x
+ * Brian Paul
+ * July 2008
+ */
+
+
+#include <assert.h>
+#include <math.h>
+#include <stdlib.h>
+#include <stdio.h>
+#include <string.h>
+#include <X11/Xlib.h>
+#include <X11/Xutil.h>
+#include <X11/keysym.h>
+#include <GLES/gl.h>
+#include <GLES/glext.h>
+#include <EGL/egl.h>
+
+
+static const struct {
+   GLenum internalFormat;
+   const char *name;
+   GLuint num_entries;
+   GLuint size;
+} cpal_formats[] = {
+   { GL_PALETTE4_RGB8_OES,     "GL_PALETTE4_RGB8_OES",      16, 3 },
+   { GL_PALETTE4_RGBA8_OES,    "GL_PALETTE4_RGBA8_OES",     16, 4 },
+   { GL_PALETTE4_R5_G6_B5_OES, "GL_PALETTE4_R5_G6_B5_OES",  16, 2 },
+   { GL_PALETTE4_RGBA4_OES,    "GL_PALETTE4_RGBA4_OES",     16, 2 },
+   { GL_PALETTE4_RGB5_A1_OES,  "GL_PALETTE4_RGB5_A1_OES",   16, 2 },
+   { GL_PALETTE8_RGB8_OES,     "GL_PALETTE8_RGB8_OES",     256, 3 },
+   { GL_PALETTE8_RGBA8_OES,    "GL_PALETTE8_RGBA8_OES",    256, 4 },
+   { GL_PALETTE8_R5_G6_B5_OES, "GL_PALETTE8_R5_G6_B5_OES", 256, 2 },
+   { GL_PALETTE8_RGBA4_OES,    "GL_PALETTE8_RGBA4_OES",    256, 2 },
+   { GL_PALETTE8_RGB5_A1_OES,  "GL_PALETTE8_RGB5_A1_OES",  256, 2 }
+};
+#define NUM_CPAL_FORMATS (sizeof(cpal_formats) / sizeof(cpal_formats[0]))
+
+static GLfloat view_rotx = 0.0, view_roty = 0.0, view_rotz = 0.0;
+static GLint tex_format = NUM_CPAL_FORMATS;
+
+
+static void
+Normal(GLfloat *n, GLfloat nx, GLfloat ny, GLfloat nz)
+{
+   n[0] = nx;
+   n[1] = ny;
+   n[2] = nz;
+}
+
+static void
+Vertex(GLfloat *v, GLfloat vx, GLfloat vy, GLfloat vz)
+{
+   v[0] = vx;
+   v[1] = vy;
+   v[2] = vz;
+}
+
+static void
+Texcoord(GLfloat *v, GLfloat s, GLfloat t)
+{
+   v[0] = s;
+   v[1] = t;
+}
+
+
+/* Borrowed from glut, adapted */
+static void
+draw_torus(GLfloat r, GLfloat R, GLint nsides, GLint rings)
+{
+   int i, j;
+   GLfloat theta, phi, theta1;
+   GLfloat cosTheta, sinTheta;
+   GLfloat cosTheta1, sinTheta1;
+   GLfloat ringDelta, sideDelta;
+   GLfloat varray[100][3], narray[100][3], tarray[100][2];
+   int vcount;
+
+   glVertexPointer(3, GL_FLOAT, 0, varray);
+   glNormalPointer(GL_FLOAT, 0, narray);
+   glTexCoordPointer(2, GL_FLOAT, 0, tarray);
+   glEnableClientState(GL_VERTEX_ARRAY);
+   glEnableClientState(GL_NORMAL_ARRAY);
+   glEnableClientState(GL_TEXTURE_COORD_ARRAY);
+   
+   ringDelta = 2.0 * M_PI / rings;
+   sideDelta = 2.0 * M_PI / nsides;
+
+   theta = 0.0;
+   cosTheta = 1.0;
+   sinTheta = 0.0;
+   for (i = rings - 1; i >= 0; i--) {
+      theta1 = theta + ringDelta;
+      cosTheta1 = cos(theta1);
+      sinTheta1 = sin(theta1);
+
+      vcount = 0; /* glBegin(GL_QUAD_STRIP); */
+
+      phi = 0.0;
+      for (j = nsides; j >= 0; j--) {
+         GLfloat s0, s1, t;
+         GLfloat cosPhi, sinPhi, dist;
+
+         phi += sideDelta;
+         cosPhi = cos(phi);
+         sinPhi = sin(phi);
+         dist = R + r * cosPhi;
+
+         s0 = 20.0 * theta / (2.0 * M_PI);
+         s1 = 20.0 * theta1 / (2.0 * M_PI);
+         t = 8.0 * phi / (2.0 * M_PI);
+
+         Normal(narray[vcount], cosTheta1 * cosPhi, -sinTheta1 * cosPhi, sinPhi);
+         Texcoord(tarray[vcount], s1, t);
+         Vertex(varray[vcount], cosTheta1 * dist, -sinTheta1 * dist, r * sinPhi);
+         vcount++;
+
+         Normal(narray[vcount], cosTheta * cosPhi, -sinTheta * cosPhi, sinPhi);
+         Texcoord(tarray[vcount], s0, t);
+         Vertex(varray[vcount], cosTheta * dist, -sinTheta * dist,  r * sinPhi);
+         vcount++;
+      }
+
+      /*glEnd();*/
+      assert(vcount <= 100);
+      glDrawArrays(GL_TRIANGLE_STRIP, 0, vcount);
+
+      theta = theta1;
+      cosTheta = cosTheta1;
+      sinTheta = sinTheta1;
+   }
+
+   glDisableClientState(GL_VERTEX_ARRAY);
+   glDisableClientState(GL_NORMAL_ARRAY);
+   glDisableClientState(GL_TEXTURE_COORD_ARRAY);
+}
+
+
+static void
+draw(void)
+{
+   glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
+
+   glPushMatrix();
+   glRotatef(view_rotx, 1, 0, 0);
+   glRotatef(view_roty, 0, 1, 0);
+   glRotatef(view_rotz, 0, 0, 1);
+   glScalef(0.5, 0.5, 0.5);
+
+   draw_torus(1.0, 3.0, 30, 60);
+
+   glPopMatrix();
+}
+
+
+/* new window size or exposure */
+static void
+reshape(int width, int height)
+{
+   GLfloat ar = (GLfloat) width / (GLfloat) height;
+
+   glViewport(0, 0, (GLint) width, (GLint) height);
+
+   glMatrixMode(GL_PROJECTION);
+   glLoadIdentity();
+
+#ifdef GL_VERSION_ES_CM_1_0
+   glFrustumf(-ar, ar, -1, 1, 5.0, 60.0);
+#else
+   glFrustum(-ar, ar, -1, 1, 5.0, 60.0);
+#endif
+   
+   glMatrixMode(GL_MODELVIEW);
+   glLoadIdentity();
+   glTranslatef(0.0, 0.0, -15.0);
+}
+
+
+static GLint
+make_cpal_texture(GLint idx)
+{
+#define SZ 64
+   GLenum internalFormat = GL_PALETTE4_RGB8_OES + idx;
+   GLenum Filter = GL_LINEAR;
+   GLubyte palette[256 * 4 + SZ * SZ];
+   GLubyte *indices;
+   GLsizei image_size;
+   GLuint i, j;
+   GLuint packed_indices = 0;
+
+   assert(cpal_formats[idx].internalFormat == internalFormat);
+
+   /* init palette */
+   switch (internalFormat) {
+   case GL_PALETTE4_RGB8_OES:
+   case GL_PALETTE8_RGB8_OES:
+      /* first entry */
+      palette[0] = 255;
+      palette[1] = 255;
+      palette[2] = 255;
+      /* second entry */
+      palette[3] = 127;
+      palette[4] = 127;
+      palette[5] = 127;
+      break;
+   case GL_PALETTE4_RGBA8_OES:
+   case GL_PALETTE8_RGBA8_OES:
+      /* first entry */
+      palette[0] = 255;
+      palette[1] = 255;
+      palette[2] = 255;
+      palette[3] = 255;
+      /* second entry */
+      palette[4] = 127;
+      palette[5] = 127;
+      palette[6] = 127;
+      palette[7] = 255;
+      break;
+   case GL_PALETTE4_R5_G6_B5_OES:
+   case GL_PALETTE8_R5_G6_B5_OES:
+      {
+         GLushort *pal = (GLushort *) palette;
+         /* first entry */
+         pal[0] = (31 << 11 | 63 << 5 | 31);
+         /* second entry */
+         pal[1] = (15 << 11 | 31 << 5 | 15);
+      }
+      break;
+   case GL_PALETTE4_RGBA4_OES:
+   case GL_PALETTE8_RGBA4_OES:
+      {
+         GLushort *pal = (GLushort *) palette;
+         /* first entry */
+         pal[0] = (15 << 12 | 15 << 8 | 15 << 4 | 15);
+         /* second entry */
+         pal[1] = (7 << 12 | 7 << 8 | 7 << 4 | 15);
+      }
+      break;
+   case GL_PALETTE4_RGB5_A1_OES:
+   case GL_PALETTE8_RGB5_A1_OES:
+      {
+         GLushort *pal = (GLushort *) palette;
+         /* first entry */
+         pal[0] = (31 << 11 | 31 << 6 | 31 << 1 | 1);
+         /* second entry */
+         pal[1] = (15 << 11 | 15 << 6 | 15 << 1 | 1);
+      }
+      break;
+   }
+
+   image_size = cpal_formats[idx].size * cpal_formats[idx].num_entries;
+   indices = palette + image_size;
+   for (i = 0; i < SZ; i++) {
+      for (j = 0; j < SZ; j++) {
+         GLfloat d;
+         GLint index;
+         d = (i - SZ/2) * (i - SZ/2) + (j - SZ/2) * (j - SZ/2);
+         d = sqrt(d);
+         index = (d < SZ / 3) ? 0 : 1;
+
+         if (cpal_formats[idx].num_entries == 16) {
+            /* 4-bit indices packed in GLubyte */
+            packed_indices |= index << (4 * (1 - (j % 2)));
+            if (j % 2) {
+               *(indices + (i * SZ + j - 1) / 2) = packed_indices & 0xff;
+               packed_indices = 0;
+               image_size += 1;
+            }
+         }
+         else {
+            /* 8-bit indices */
+            *(indices + i * SZ + j) = index;
+            image_size += 1;
+         }
+      }
+   }
+
+   glActiveTexture(GL_TEXTURE0); /* unit 0 */
+   glBindTexture(GL_TEXTURE_2D, 42);
+   glCompressedTexImage2D(GL_TEXTURE_2D, 0, internalFormat, SZ, SZ, 0,
+                          image_size, palette);
+
+   glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, Filter);
+   glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, Filter);
+   glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, GL_REPEAT);
+   glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GL_REPEAT);
+#undef SZ
+
+   return image_size;
+}
+
+
+static GLint
+make_texture(void)
+{
+#define SZ 64
+   GLenum Filter = GL_LINEAR;
+   GLubyte image[SZ][SZ][4];
+   GLuint i, j;
+
+   for (i = 0; i < SZ; i++) {
+      for (j = 0; j < SZ; j++) {
+         GLfloat d = (i - SZ/2) * (i - SZ/2) + (j - SZ/2) * (j - SZ/2);
+         d = sqrt(d);
+         if (d < SZ/3) {
+            image[i][j][0] = 255;
+            image[i][j][1] = 255;
+            image[i][j][2] = 255;
+            image[i][j][3] = 255;
+         }
+         else {
+            image[i][j][0] = 127;
+            image[i][j][1] = 127;
+            image[i][j][2] = 127;
+            image[i][j][3] = 255;
+         }
+      }
+   }
+
+   glActiveTexture(GL_TEXTURE0); /* unit 0 */
+   glBindTexture(GL_TEXTURE_2D, 42);
+   glTexImage2D(GL_TEXTURE_2D, 0, GL_RGBA, SZ, SZ, 0,
+                GL_RGBA, GL_UNSIGNED_BYTE, image);
+   glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, Filter);
+   glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, Filter);
+   glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, GL_REPEAT);
+   glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GL_REPEAT);
+#undef SZ
+
+   return sizeof(image);
+}
+
+
+
+static void
+init(void)
+{
+   static const GLfloat red[4] = {1, 0, 0, 0};
+   static const GLfloat white[4] = {1.0, 1.0, 1.0, 1.0};
+   static const GLfloat diffuse[4] = {0.7, 0.7, 0.7, 1.0};
+   static const GLfloat specular[4] = {0.001, 0.001, 0.001, 1.0};
+   static const GLfloat pos[4] = {20, 20, 50, 1};
+
+   glMaterialfv(GL_FRONT_AND_BACK, GL_AMBIENT_AND_DIFFUSE, red);
+   glMaterialfv(GL_FRONT_AND_BACK, GL_SPECULAR, white);
+   glMaterialf(GL_FRONT_AND_BACK, GL_SHININESS, 9.0);
+
+   glEnable(GL_LIGHTING);
+   glEnable(GL_LIGHT0);
+   glLightfv(GL_LIGHT0, GL_POSITION, pos);
+   glLightfv(GL_LIGHT0, GL_DIFFUSE, diffuse);
+   glLightfv(GL_LIGHT0, GL_SPECULAR, specular);
+
+   glClearColor(0.4, 0.4, 0.4, 0.0);
+   glEnable(GL_DEPTH_TEST);
+
+   make_texture();
+   glEnable(GL_TEXTURE_2D);
+}
+
+
+/*
+ * Create an RGB, double-buffered X window.
+ * Return the window and context handles.
+ */
+static void
+make_x_window(Display *x_dpy, EGLDisplay egl_dpy,
+              const char *name,
+              int x, int y, int width, int height,
+              Window *winRet,
+              EGLContext *ctxRet,
+              EGLSurface *surfRet)
+{
+   static const EGLint attribs[] = {
+      EGL_RED_SIZE, 1,
+      EGL_GREEN_SIZE, 1,
+      EGL_BLUE_SIZE, 1,
+      EGL_DEPTH_SIZE, 1,
+      EGL_NONE
+   };
+
+   int scrnum;
+   XSetWindowAttributes attr;
+   unsigned long mask;
+   Window root;
+   Window win;
+   XVisualInfo *visInfo, visTemplate;
+   int num_visuals;
+   EGLContext ctx;
+   EGLConfig config;
+   EGLint num_configs;
+   EGLint vid;
+
+   scrnum = DefaultScreen( x_dpy );
+   root = RootWindow( x_dpy, scrnum );
+
+   if (!eglChooseConfig( egl_dpy, attribs, &config, 1, &num_configs)) {
+      printf("Error: couldn't get an EGL visual config\n");
+      exit(1);
+   }
+
+   assert(config);
+   assert(num_configs > 0);
+
+   if (!eglGetConfigAttrib(egl_dpy, config, EGL_NATIVE_VISUAL_ID, &vid)) {
+      printf("Error: eglGetConfigAttrib() failed\n");
+      exit(1);
+   }
+
+   /* The X window visual must match the EGL config */
+   visTemplate.visualid = vid;
+   visInfo = XGetVisualInfo(x_dpy, VisualIDMask, &visTemplate, &num_visuals);
+   if (!visInfo) {
+      printf("Error: couldn't get X visual\n");
+      exit(1);
+   }
+
+   /* window attributes */
+   attr.background_pixel = 0;
+   attr.border_pixel = 0;
+   attr.colormap = XCreateColormap( x_dpy, root, visInfo->visual, AllocNone);
+   attr.event_mask = StructureNotifyMask | ExposureMask | KeyPressMask;
+   mask = CWBackPixel | CWBorderPixel | CWColormap | CWEventMask;
+
+   win = XCreateWindow( x_dpy, root, 0, 0, width, height,
+		        0, visInfo->depth, InputOutput,
+		        visInfo->visual, mask, &attr );
+
+   /* set hints and properties */
+   {
+      XSizeHints sizehints;
+      sizehints.x = x;
+      sizehints.y = y;
+      sizehints.width  = width;
+      sizehints.height = height;
+      sizehints.flags = USSize | USPosition;
+      XSetNormalHints(x_dpy, win, &sizehints);
+      XSetStandardProperties(x_dpy, win, name, name,
+                              None, (char **)NULL, 0, &sizehints);
+   }
+
+   eglBindAPI(EGL_OPENGL_ES_API);
+
+   ctx = eglCreateContext(egl_dpy, config, EGL_NO_CONTEXT, NULL );
+   if (!ctx) {
+      printf("Error: eglCreateContext failed\n");
+      exit(1);
+   }
+
+   *surfRet = eglCreateWindowSurface(egl_dpy, config, win, NULL);
+
+   if (!*surfRet) {
+      printf("Error: eglCreateWindowSurface failed\n");
+      exit(1);
+   }
+
+   XFree(visInfo);
+
+   *winRet = win;
+   *ctxRet = ctx;
+}
+
+
+static void
+event_loop(Display *dpy, Window win,
+           EGLDisplay egl_dpy, EGLSurface egl_surf)
+{
+   int anim = 1;
+
+   while (1) {
+      int redraw = 0;
+
+      if (!anim || XPending(dpy)) {
+         XEvent event;
+         XNextEvent(dpy, &event);
+
+         switch (event.type) {
+         case Expose:
+            redraw = 1;
+            break;
+         case ConfigureNotify:
+            reshape(event.xconfigure.width, event.xconfigure.height);
+            break;
+         case KeyPress:
+            {
+               char buffer[10];
+               int r, code;
+               code = XLookupKeysym(&event.xkey, 0);
+               if (code == XK_Left) {
+               view_roty += 5.0;
+               }
+               else if (code == XK_Right) {
+                  view_roty -= 5.0;
+               }
+               else if (code == XK_Up) {
+                  view_rotx += 5.0;
+               }
+               else if (code == XK_Down) {
+                  view_rotx -= 5.0;
+               }
+               else if (code == XK_t) {
+                  GLint size;
+                  tex_format = (tex_format + 1) % (NUM_CPAL_FORMATS + 1);
+                  if (tex_format < NUM_CPAL_FORMATS) {
+                     size = make_cpal_texture(tex_format);
+                     printf("Using %s (%d bytes)\n",
+                           cpal_formats[tex_format].name, size);
+                  }
+                  else {
+                     size = make_texture();
+                     printf("Using uncompressed texture (%d bytes)\n", size);
+                  }
+               }
+               else {
+                  r = XLookupString(&event.xkey, buffer, sizeof(buffer),
+                                    NULL, NULL);
+                  if (buffer[0] == ' ') {
+                     anim = !anim;
+                  }
+                  else if (buffer[0] == 27) {
+                     /* escape */
+                     return;
+                  }
+               }
+            }
+            redraw = 1;
+            break;
+         default:
+            ; /*no-op*/
+         }
+      }
+
+      if (anim) {
+         view_rotx += 1.0;
+         view_roty += 2.0;
+         redraw = 1;
+      }
+
+      if (redraw) {
+         draw();
+         eglSwapBuffers(egl_dpy, egl_surf);
+      }
+   }
+}
+
+
+static void
+usage(void)
+{
+   printf("Usage:\n");
+   printf("  -display <displayname>  set the display to run on\n");
+   printf("  -info                   display OpenGL renderer info\n");
+}
+ 
+
+int
+main(int argc, char *argv[])
+{
+   const int winWidth = 300, winHeight = 300;
+   Display *x_dpy;
+   Window win;
+   EGLSurface egl_surf;
+   EGLContext egl_ctx;
+   EGLDisplay egl_dpy;
+   char *dpyName = NULL;
+   GLboolean printInfo = GL_FALSE;
+   EGLint egl_major, egl_minor;
+   int i;
+   const char *s;
+
+   for (i = 1; i < argc; i++) {
+      if (strcmp(argv[i], "-display") == 0) {
+         dpyName = argv[i+1];
+         i++;
+      }
+      else if (strcmp(argv[i], "-info") == 0) {
+         printInfo = GL_TRUE;
+      }
+      else {
+         usage();
+         return -1;
+      }
+   }
+
+   x_dpy = XOpenDisplay(dpyName);
+   if (!x_dpy) {
+      printf("Error: couldn't open display %s\n",
+	     dpyName ? dpyName : getenv("DISPLAY"));
+      return -1;
+   }
+
+   egl_dpy = eglGetDisplay(x_dpy);
+   if (!egl_dpy) {
+      printf("Error: eglGetDisplay() failed\n");
+      return -1;
+   }
+
+   if (!eglInitialize(egl_dpy, &egl_major, &egl_minor)) {
+      printf("Error: eglInitialize() failed\n");
+      return -1;
+   }
+
+   s = eglQueryString(egl_dpy, EGL_VERSION);
+   printf("EGL_VERSION = %s\n", s);
+
+   s = eglQueryString(egl_dpy, EGL_VENDOR);
+   printf("EGL_VENDOR = %s\n", s);
+
+   s = eglQueryString(egl_dpy, EGL_EXTENSIONS);
+   printf("EGL_EXTENSIONS = %s\n", s);
+
+   s = eglQueryString(egl_dpy, EGL_CLIENT_APIS);
+   printf("EGL_CLIENT_APIS = %s\n", s);
+
+   make_x_window(x_dpy, egl_dpy,
+                 "torus", 0, 0, winWidth, winHeight,
+                 &win, &egl_ctx, &egl_surf);
+
+   XMapWindow(x_dpy, win);
+   if (!eglMakeCurrent(egl_dpy, egl_surf, egl_surf, egl_ctx)) {
+      printf("Error: eglMakeCurrent() failed\n");
+      return -1;
+   }
+
+   if (printInfo) {
+      printf("GL_RENDERER   = %s\n", (char *) glGetString(GL_RENDERER));
+      printf("GL_VERSION    = %s\n", (char *) glGetString(GL_VERSION));
+      printf("GL_VENDOR     = %s\n", (char *) glGetString(GL_VENDOR));
+      printf("GL_EXTENSIONS = %s\n", (char *) glGetString(GL_EXTENSIONS));
+   }
+
+   init();
+
+   /* Set initial projection/viewing transformation.
+    * We can't be sure we'll get a ConfigureNotify event when the window
+    * first appears.
+    */
+   reshape(winWidth, winHeight);
+
+   event_loop(x_dpy, win, egl_dpy, egl_surf);
+
+   eglDestroyContext(egl_dpy, egl_ctx);
+   eglDestroySurface(egl_dpy, egl_surf);
+   eglTerminate(egl_dpy);
+
+
+   XDestroyWindow(x_dpy, win);
+   XCloseDisplay(x_dpy);
+
+   return 0;
+}
diff --git a/progs/es1/xegl/tri.c b/progs/es1/xegl/tri.c
new file mode 100644
index 00000000000..42a978207c9
--- /dev/null
+++ b/progs/es1/xegl/tri.c
@@ -0,0 +1,470 @@
+/*
+ * Copyright (C) 2008  Brian Paul   All Rights Reserved.
+ * 
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ * 
+ * The above copyright notice and this permission notice shall be included
+ * in all copies or substantial portions of the Software.
+ * 
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
+ * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
+ * BRIAN PAUL BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
+ * AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
+ * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+ */
+
+/*
+ * Draw a triangle with X/EGL and OpenGL ES 1.x
+ * Brian Paul
+ * 5 June 2008
+ */
+
+#define USE_FULL_GL 0
+
+#define USE_FIXED_POINT 0
+
+
+#include <assert.h>
+#include <math.h>
+#include <stdlib.h>
+#include <stdio.h>
+#include <string.h>
+#include <X11/Xlib.h>
+#include <X11/Xutil.h>
+#include <X11/keysym.h>
+#if USE_FULL_GL
+#include <GL/gl.h>  /* use full OpenGL */
+#else
+#include <GLES/gl.h>  /* use OpenGL ES 1.x */
+#include <GLES/glext.h>
+#endif
+#include <EGL/egl.h>
+
+
+#define FLOAT_TO_FIXED(X)   ((X) * 65535.0)
+
+
+
+static GLfloat view_rotx = 0.0, view_roty = 0.0, view_rotz = 0.0;
+
+
+static void
+draw(void)
+{
+#if USE_FIXED_POINT
+   static const GLfixed verts[3][2] = {
+      { -65536, -65536 },
+      {  65536, -65536 },
+      {      0,  65536 }
+   };
+   static const GLfixed colors[3][4] = {
+      { 65536,     0,     0,    65536 },
+      {     0, 65536,     0 ,   65536},
+      {     0,     0, 65536 ,   65536}
+   };
+#else
+   static const GLfloat verts[3][2] = {
+      { -1, -1 },
+      {  1, -1 },
+      {  0,  1 }
+   };
+   static const GLfloat colors[3][4] = {
+      { 1, 0, 0, 1 },
+      { 0, 1, 0, 1 },
+      { 0, 0, 1, 1 }
+   };
+#endif
+
+   glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
+
+   glPushMatrix();
+   glRotatef(view_rotx, 1, 0, 0);
+   glRotatef(view_roty, 0, 1, 0);
+   glRotatef(view_rotz, 0, 0, 1);
+
+   {
+#if USE_FIXED_POINT
+      glVertexPointer(2, GL_FIXED, 0, verts);
+      glColorPointer(4, GL_FIXED, 0, colors);
+#else
+      glVertexPointer(2, GL_FLOAT, 0, verts);
+      glColorPointer(4, GL_FLOAT, 0, colors);
+#endif
+      glEnableClientState(GL_VERTEX_ARRAY);
+      glEnableClientState(GL_COLOR_ARRAY);
+
+      /* draw triangle */
+      glDrawArrays(GL_TRIANGLES, 0, 3);
+
+      /* draw some points */
+      glPointSizex(FLOAT_TO_FIXED(15.5));
+      glDrawArrays(GL_POINTS, 0, 3);
+
+      glDisableClientState(GL_VERTEX_ARRAY);
+      glDisableClientState(GL_COLOR_ARRAY);
+   }
+
+   if (0) {
+      /* test code */
+      GLfixed size;
+      glGetFixedv(GL_POINT_SIZE, &size);
+      printf("GL_POINT_SIZE = 0x%x %f\n", size, size / 65536.0);
+   }
+
+   glPopMatrix();
+}
+
+
+/* new window size or exposure */
+static void
+reshape(int width, int height)
+{
+   GLfloat ar = (GLfloat) width / (GLfloat) height;
+
+   glViewport(0, 0, (GLint) width, (GLint) height);
+
+   glMatrixMode(GL_PROJECTION);
+   glLoadIdentity();
+#ifdef GL_VERSION_ES_CM_1_0
+   glFrustumf(-ar, ar, -1, 1, 5.0, 60.0);
+#else
+   glFrustum(-ar, ar, -1, 1, 5.0, 60.0);
+#endif
+   
+   glMatrixMode(GL_MODELVIEW);
+   glLoadIdentity();
+   glTranslatef(0.0, 0.0, -10.0);
+}
+
+
+static void
+test_query_matrix(void)
+{
+   PFNGLQUERYMATRIXXOESPROC procQueryMatrixx;
+   typedef void (*voidproc)();
+   GLfixed mantissa[16];
+   GLint exponent[16];
+   GLbitfield rv;
+   int i;
+
+   procQueryMatrixx = (PFNGLQUERYMATRIXXOESPROC) eglGetProcAddress("glQueryMatrixxOES");
+   assert(procQueryMatrixx);
+   /* Actually try out this one */
+   rv = (*procQueryMatrixx)(mantissa, exponent);
+   for (i = 0; i < 16; i++) {
+      if (rv & (1<<i)) {
+        printf("matrix[%d] invalid\n", i);
+      }
+      else {
+         printf("matrix[%d] = %f * 2^(%d)\n", i, mantissa[i]/65536.0, exponent[i]);
+      }
+   }
+   assert(!eglGetProcAddress("glFoo"));
+}
+
+
+static void
+init(void)
+{
+   glClearColor(0.4, 0.4, 0.4, 0.0);
+
+   if (0)
+      test_query_matrix();
+}
+
+
+/*
+ * Create an RGB, double-buffered X window.
+ * Return the window and context handles.
+ */
+static void
+make_x_window(Display *x_dpy, EGLDisplay egl_dpy,
+              const char *name,
+              int x, int y, int width, int height,
+              Window *winRet,
+              EGLContext *ctxRet,
+              EGLSurface *surfRet)
+{
+   static const EGLint attribs[] = {
+      EGL_RED_SIZE, 1,
+      EGL_GREEN_SIZE, 1,
+      EGL_BLUE_SIZE, 1,
+      EGL_DEPTH_SIZE, 1,
+      EGL_NONE
+   };
+
+   int scrnum;
+   XSetWindowAttributes attr;
+   unsigned long mask;
+   Window root;
+   Window win;
+   XVisualInfo *visInfo, visTemplate;
+   int num_visuals;
+   EGLContext ctx;
+   EGLConfig config;
+   EGLint num_configs;
+   EGLint vid;
+
+   scrnum = DefaultScreen( x_dpy );
+   root = RootWindow( x_dpy, scrnum );
+
+   if (!eglChooseConfig( egl_dpy, attribs, &config, 1, &num_configs)) {
+      printf("Error: couldn't get an EGL visual config\n");
+      exit(1);
+   }
+
+   assert(config);
+   assert(num_configs > 0);
+
+   if (!eglGetConfigAttrib(egl_dpy, config, EGL_NATIVE_VISUAL_ID, &vid)) {
+      printf("Error: eglGetConfigAttrib() failed\n");
+      exit(1);
+   }
+
+   /* The X window visual must match the EGL config */
+   visTemplate.visualid = vid;
+   visInfo = XGetVisualInfo(x_dpy, VisualIDMask, &visTemplate, &num_visuals);
+   if (!visInfo) {
+      printf("Error: couldn't get X visual\n");
+      exit(1);
+   }
+
+   /* window attributes */
+   attr.background_pixel = 0;
+   attr.border_pixel = 0;
+   attr.colormap = XCreateColormap( x_dpy, root, visInfo->visual, AllocNone);
+   attr.event_mask = StructureNotifyMask | ExposureMask | KeyPressMask;
+   mask = CWBackPixel | CWBorderPixel | CWColormap | CWEventMask;
+
+   win = XCreateWindow( x_dpy, root, 0, 0, width, height,
+		        0, visInfo->depth, InputOutput,
+		        visInfo->visual, mask, &attr );
+
+   /* set hints and properties */
+   {
+      XSizeHints sizehints;
+      sizehints.x = x;
+      sizehints.y = y;
+      sizehints.width  = width;
+      sizehints.height = height;
+      sizehints.flags = USSize | USPosition;
+      XSetNormalHints(x_dpy, win, &sizehints);
+      XSetStandardProperties(x_dpy, win, name, name,
+                              None, (char **)NULL, 0, &sizehints);
+   }
+
+#if USE_FULL_GL
+   eglBindAPI(EGL_OPENGL_API);
+#else
+   eglBindAPI(EGL_OPENGL_ES_API);
+#endif
+
+   ctx = eglCreateContext(egl_dpy, config, EGL_NO_CONTEXT, NULL );
+   if (!ctx) {
+      printf("Error: eglCreateContext failed\n");
+      exit(1);
+   }
+
+   *surfRet = eglCreateWindowSurface(egl_dpy, config, win, NULL);
+
+   if (!*surfRet) {
+      printf("Error: eglCreateWindowSurface failed\n");
+      exit(1);
+   }
+
+   XFree(visInfo);
+
+   *winRet = win;
+   *ctxRet = ctx;
+}
+
+
+static void
+event_loop(Display *dpy, Window win,
+           EGLDisplay egl_dpy, EGLSurface egl_surf)
+{
+   while (1) {
+      int redraw = 0;
+      XEvent event;
+
+      XNextEvent(dpy, &event);
+
+      switch (event.type) {
+      case Expose:
+         redraw = 1;
+         break;
+      case ConfigureNotify:
+         reshape(event.xconfigure.width, event.xconfigure.height);
+         break;
+      case KeyPress:
+         {
+            char buffer[10];
+            int r, code;
+            code = XLookupKeysym(&event.xkey, 0);
+            if (code == XK_Left) {
+               view_roty += 5.0;
+            }
+            else if (code == XK_Right) {
+               view_roty -= 5.0;
+            }
+            else if (code == XK_Up) {
+               view_rotx += 5.0;
+            }
+            else if (code == XK_Down) {
+               view_rotx -= 5.0;
+            }
+            else {
+               r = XLookupString(&event.xkey, buffer, sizeof(buffer),
+                                 NULL, NULL);
+               if (buffer[0] == 27) {
+                  /* escape */
+                  return;
+               }
+            }
+         }
+         redraw = 1;
+         break;
+      default:
+         ; /*no-op*/
+      }
+
+      if (redraw) {
+         draw();
+         eglSwapBuffers(egl_dpy, egl_surf);
+      }
+   }
+}
+
+
+static void
+usage(void)
+{
+   printf("Usage:\n");
+   printf("  -display <displayname>  set the display to run on\n");
+   printf("  -info                   display OpenGL renderer info\n");
+}
+ 
+
+int
+main(int argc, char *argv[])
+{
+   const int winWidth = 300, winHeight = 300;
+   Display *x_dpy;
+   Window win;
+   EGLSurface egl_surf;
+   EGLContext egl_ctx;
+   EGLDisplay egl_dpy;
+   char *dpyName = NULL;
+   GLboolean printInfo = GL_FALSE;
+   EGLint egl_major, egl_minor;
+   int i;
+   const char *s;
+
+   static struct {
+      char *name;
+      GLenum value;
+      enum {GetString, GetInteger} type;
+   } info_items[] = {
+      {"GL_RENDERER", GL_RENDERER, GetString},
+      {"GL_VERSION", GL_VERSION, GetString},
+      {"GL_VENDOR", GL_VENDOR, GetString},
+      {"GL_EXTENSIONS", GL_EXTENSIONS, GetString},
+      {"GL_MAX_PALETTE_MATRICES_OES", GL_MAX_PALETTE_MATRICES_OES, GetInteger},
+      {"GL_MAX_VERTEX_UNITS_OES", GL_MAX_VERTEX_UNITS_OES, GetInteger},
+   };
+
+   for (i = 1; i < argc; i++) {
+      if (strcmp(argv[i], "-display") == 0) {
+         dpyName = argv[i+1];
+         i++;
+      }
+      else if (strcmp(argv[i], "-info") == 0) {
+         printInfo = GL_TRUE;
+      }
+      else {
+         usage();
+         return -1;
+      }
+   }
+
+   x_dpy = XOpenDisplay(dpyName);
+   if (!x_dpy) {
+      printf("Error: couldn't open display %s\n",
+	     dpyName ? dpyName : getenv("DISPLAY"));
+      return -1;
+   }
+
+   egl_dpy = eglGetDisplay(x_dpy);
+   if (!egl_dpy) {
+      printf("Error: eglGetDisplay() failed\n");
+      return -1;
+   }
+
+   if (!eglInitialize(egl_dpy, &egl_major, &egl_minor)) {
+      printf("Error: eglInitialize() failed\n");
+      return -1;
+   }
+
+   s = eglQueryString(egl_dpy, EGL_VERSION);
+   printf("EGL_VERSION = %s\n", s);
+
+   s = eglQueryString(egl_dpy, EGL_VENDOR);
+   printf("EGL_VENDOR = %s\n", s);
+
+   s = eglQueryString(egl_dpy, EGL_EXTENSIONS);
+   printf("EGL_EXTENSIONS = %s\n", s);
+
+   s = eglQueryString(egl_dpy, EGL_CLIENT_APIS);
+   printf("EGL_CLIENT_APIS = %s\n", s);
+
+   make_x_window(x_dpy, egl_dpy,
+                 "OpenGL ES 1.x tri", 0, 0, winWidth, winHeight,
+                 &win, &egl_ctx, &egl_surf);
+
+   XMapWindow(x_dpy, win);
+   if (!eglMakeCurrent(egl_dpy, egl_surf, egl_surf, egl_ctx)) {
+      printf("Error: eglMakeCurrent() failed\n");
+      return -1;
+   }
+
+   if (printInfo) {
+      for (i = 0; i < sizeof(info_items)/sizeof(info_items[0]); i++) {
+         switch (info_items[i].type) {
+            case GetString:
+               printf("%s = %s\n", info_items[i].name, (char *)glGetString(info_items[i].value));
+               break;
+            case GetInteger: {
+               GLint rv = -1;
+               glGetIntegerv(info_items[i].value, &rv);
+               printf("%s = %d\n", info_items[i].name, rv);
+               break;
+            }
+         }
+      }
+   };
+   init();
+
+   /* Set initial projection/viewing transformation.
+    * We can't be sure we'll get a ConfigureNotify event when the window
+    * first appears.
+    */
+   reshape(winWidth, winHeight);
+
+   event_loop(x_dpy, win, egl_dpy, egl_surf);
+
+   eglDestroyContext(egl_dpy, egl_ctx);
+   eglDestroySurface(egl_dpy, egl_surf);
+   eglTerminate(egl_dpy);
+
+
+   XDestroyWindow(x_dpy, win);
+   XCloseDisplay(x_dpy);
+
+   return 0;
+}
diff --git a/progs/es1/xegl/two_win.c b/progs/es1/xegl/two_win.c
new file mode 100644
index 00000000000..4785e5304d3
--- /dev/null
+++ b/progs/es1/xegl/two_win.c
@@ -0,0 +1,433 @@
+/*
+ * Copyright (C) 2008  Brian Paul   All Rights Reserved.
+ * 
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ * 
+ * The above copyright notice and this permission notice shall be included
+ * in all copies or substantial portions of the Software.
+ * 
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
+ * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
+ * BRIAN PAUL BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
+ * AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
+ * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+ */
+
+/*
+ * Test drawing to two windows.
+ * Brian Paul
+ * August 2008
+ */
+
+
+#include <assert.h>
+#include <math.h>
+#include <stdlib.h>
+#include <stdio.h>
+#include <string.h>
+#include <X11/Xlib.h>
+#include <X11/Xutil.h>
+#include <X11/keysym.h>
+#include <GLES/gl.h>
+#include <GLES/glext.h>
+#include <EGL/egl.h>
+
+
+static int WinWidth[2] = {150, 300}, WinHeight[2] = {150, 300};
+
+
+static GLfloat view_rotx = 0.0, view_roty = 0.0, view_rotz = 0.0;
+
+
+/* new window size or exposure */
+static void
+reshape(int width, int height)
+{
+   GLfloat ar = (GLfloat) width / (GLfloat) height;
+
+   glViewport(0, 0, (GLint) width, (GLint) height);
+
+   glMatrixMode(GL_PROJECTION);
+   glLoadIdentity();
+#ifdef GL_VERSION_ES_CM_1_0
+   glFrustumf(-ar, ar, -1, 1, 5.0, 60.0);
+#else
+   glFrustum(-ar, ar, -1, 1, 5.0, 60.0);
+#endif
+   
+   glMatrixMode(GL_MODELVIEW);
+   glLoadIdentity();
+   glTranslatef(0.0, 0.0, -10.0);
+}
+
+
+static void
+draw(int win)
+{
+   static const GLfloat verts[3][2] = {
+      { -1, -1 },
+      {  1, -1 },
+      {  0,  1 }
+   };
+   static const GLfloat colors[3][4] = {
+      { 1, 0, 0, 1 },
+      { 0, 1, 0, 1 },
+      { 0, 0, 1, 1 }
+   };
+
+   assert(win == 0 || win == 1);
+
+   reshape(WinWidth[win], WinHeight[win]);
+
+   glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
+
+   glPushMatrix();
+   glRotatef(view_rotx, 1, 0, 0);
+   glRotatef(view_roty, 0, 1, 0);
+   glRotatef(view_rotz, 0, 0, 1);
+
+   /* draw triangle */
+   {
+      glVertexPointer(2, GL_FLOAT, 0, verts);
+      glColorPointer(4, GL_FLOAT, 0, colors);
+
+      glEnableClientState(GL_VERTEX_ARRAY);
+      glEnableClientState(GL_COLOR_ARRAY);
+
+      glDrawArrays(GL_TRIANGLES, 0, 3);
+
+      glDisableClientState(GL_VERTEX_ARRAY);
+      glDisableClientState(GL_COLOR_ARRAY);
+   }
+
+   glPopMatrix();
+}
+
+
+static void
+init(void)
+{
+   glClearColor(0.4, 0.4, 0.4, 0.0);
+}
+
+
+/*
+ * Create an RGB, double-buffered X window.
+ * Return the window and context handles.
+ */
+static void
+make_x_window(Display *x_dpy, EGLDisplay egl_dpy,
+              const char *name,
+              int x, int y, int width, int height,
+              Window *winRet,
+              EGLContext *ctxRet,
+              EGLSurface *surfRet)
+{
+   static const EGLint attribs[] = {
+      EGL_RED_SIZE, 1,
+      EGL_GREEN_SIZE, 1,
+      EGL_BLUE_SIZE, 1,
+      EGL_DEPTH_SIZE, 1,
+      EGL_NONE
+   };
+
+   int scrnum;
+   XSetWindowAttributes attr;
+   unsigned long mask;
+   Window root;
+   Window win;
+   XVisualInfo *visInfo, visTemplate;
+   int num_visuals;
+   EGLContext ctx;
+   EGLConfig config;
+   EGLint num_configs;
+   EGLint vid;
+
+   scrnum = DefaultScreen( x_dpy );
+   root = RootWindow( x_dpy, scrnum );
+
+   if (!eglChooseConfig( egl_dpy, attribs, &config, 1, &num_configs)) {
+      printf("Error: couldn't get an EGL visual config\n");
+      exit(1);
+   }
+
+   assert(config);
+   assert(num_configs > 0);
+
+   if (!eglGetConfigAttrib(egl_dpy, config, EGL_NATIVE_VISUAL_ID, &vid)) {
+      printf("Error: eglGetConfigAttrib() failed\n");
+      exit(1);
+   }
+
+   /* The X window visual must match the EGL config */
+   visTemplate.visualid = vid;
+   visInfo = XGetVisualInfo(x_dpy, VisualIDMask, &visTemplate, &num_visuals);
+   if (!visInfo) {
+      printf("Error: couldn't get X visual\n");
+      exit(1);
+   }
+
+   /* window attributes */
+   attr.background_pixel = 0;
+   attr.border_pixel = 0;
+   attr.colormap = XCreateColormap( x_dpy, root, visInfo->visual, AllocNone);
+   attr.event_mask = StructureNotifyMask | ExposureMask | KeyPressMask;
+   mask = CWBackPixel | CWBorderPixel | CWColormap | CWEventMask;
+
+   win = XCreateWindow( x_dpy, root, x, y, width, height,
+		        0, visInfo->depth, InputOutput,
+		        visInfo->visual, mask, &attr );
+
+   /* set hints and properties */
+   {
+      XSizeHints sizehints;
+      sizehints.x = x;
+      sizehints.y = y;
+      sizehints.width  = width;
+      sizehints.height = height;
+      sizehints.flags = USSize | USPosition;
+      XSetNormalHints(x_dpy, win, &sizehints);
+      XSetStandardProperties(x_dpy, win, name, name,
+                              None, (char **)NULL, 0, &sizehints);
+   }
+
+#if USE_FULL_GL
+   eglBindAPI(EGL_OPENGL_API);
+#else
+   eglBindAPI(EGL_OPENGL_ES_API);
+#endif
+
+   if (ctxRet) {
+      ctx = eglCreateContext(egl_dpy, config, EGL_NO_CONTEXT, NULL );
+      if (!ctx) {
+         printf("Error: eglCreateContext failed\n");
+         exit(1);
+      }
+      *ctxRet = ctx;
+   }
+
+   *surfRet = eglCreateWindowSurface(egl_dpy, config, win, NULL);
+
+   if (!*surfRet) {
+      printf("Error: eglCreateWindowSurface failed\n");
+      exit(1);
+   }
+
+   XFree(visInfo);
+
+   *winRet = win;
+}
+
+
+static void
+event_loop(Display *dpy, Window win1, Window win2,
+           EGLDisplay egl_dpy, EGLSurface egl_surf1, EGLSurface egl_surf2,
+           EGLContext egl_ctx)
+{
+   while (1) {
+      int redraw = 0;
+      int win;
+      XEvent event;
+
+      XNextEvent(dpy, &event);
+
+      switch (event.type) {
+      case Expose:
+         redraw = 1;
+         break;
+      case ConfigureNotify:
+         if (event.xconfigure.window == win1)
+            win = 0;
+         else
+            win = 1;
+         WinWidth[win] = event.xconfigure.width;
+         WinHeight[win] = event.xconfigure.height;
+         break;
+      case KeyPress:
+         {
+            char buffer[10];
+            int r, code;
+            code = XLookupKeysym(&event.xkey, 0);
+            if (code == XK_Left) {
+               view_roty += 5.0;
+            }
+            else if (code == XK_Right) {
+               view_roty -= 5.0;
+            }
+            else if (code == XK_Up) {
+               view_rotx += 5.0;
+            }
+            else if (code == XK_Down) {
+               view_rotx -= 5.0;
+            }
+            else {
+               r = XLookupString(&event.xkey, buffer, sizeof(buffer),
+                                 NULL, NULL);
+               if (buffer[0] == 27) {
+                  /* escape */
+                  return;
+               }
+            }
+         }
+         redraw = 1;
+         break;
+      default:
+         ; /*no-op*/
+      }
+
+      if (redraw) {
+         /* win 1 */
+         if (!eglMakeCurrent(egl_dpy, egl_surf1, egl_surf1, egl_ctx)) {
+            printf("Error: eglMakeCurrent(1) failed\n");
+            return;
+         }
+         draw(0);
+         eglSwapBuffers(egl_dpy, egl_surf1);
+
+         /* win 2 */
+         if (!eglMakeCurrent(egl_dpy, egl_surf2, egl_surf2, egl_ctx)) {
+            printf("Error: eglMakeCurrent(2) failed\n");
+            return;
+         }
+         draw(1);
+         eglSwapBuffers(egl_dpy, egl_surf2);
+      }
+   }
+}
+
+
+static void
+usage(void)
+{
+   printf("Usage:\n");
+   printf("  -display <displayname>  set the display to run on\n");
+   printf("  -info                   display OpenGL renderer info\n");
+}
+ 
+
+int
+main(int argc, char *argv[])
+{
+   Display *x_dpy;
+   Window win1, win2;
+   EGLSurface egl_surf1, egl_surf2;
+   EGLContext egl_ctx;
+   EGLDisplay egl_dpy;
+   char *dpyName = NULL;
+   GLboolean printInfo = GL_FALSE;
+   EGLint egl_major, egl_minor;
+   int i;
+   const char *s;
+
+   static struct {
+      char *name;
+      GLenum value;
+      enum {GetString, GetInteger} type;
+   } info_items[] = {
+      {"GL_RENDERER", GL_RENDERER, GetString},
+      {"GL_VERSION", GL_VERSION, GetString},
+      {"GL_VENDOR", GL_VENDOR, GetString},
+      {"GL_EXTENSIONS", GL_EXTENSIONS, GetString},
+      {"GL_MAX_PALETTE_MATRICES_OES", GL_MAX_PALETTE_MATRICES_OES, GetInteger},
+      {"GL_MAX_VERTEX_UNITS_OES", GL_MAX_VERTEX_UNITS_OES, GetInteger},
+   };
+
+   for (i = 1; i < argc; i++) {
+      if (strcmp(argv[i], "-display") == 0) {
+         dpyName = argv[i+1];
+         i++;
+      }
+      else if (strcmp(argv[i], "-info") == 0) {
+         printInfo = GL_TRUE;
+      }
+      else {
+         usage();
+         return -1;
+      }
+   }
+
+   x_dpy = XOpenDisplay(dpyName);
+   if (!x_dpy) {
+      printf("Error: couldn't open display %s\n",
+	     dpyName ? dpyName : getenv("DISPLAY"));
+      return -1;
+   }
+
+   egl_dpy = eglGetDisplay(x_dpy);
+   if (!egl_dpy) {
+      printf("Error: eglGetDisplay() failed\n");
+      return -1;
+   }
+
+   if (!eglInitialize(egl_dpy, &egl_major, &egl_minor)) {
+      printf("Error: eglInitialize() failed\n");
+      return -1;
+   }
+
+   s = eglQueryString(egl_dpy, EGL_VERSION);
+   printf("EGL_VERSION = %s\n", s);
+
+   s = eglQueryString(egl_dpy, EGL_VENDOR);
+   printf("EGL_VENDOR = %s\n", s);
+
+   s = eglQueryString(egl_dpy, EGL_EXTENSIONS);
+   printf("EGL_EXTENSIONS = %s\n", s);
+
+   s = eglQueryString(egl_dpy, EGL_CLIENT_APIS);
+   printf("EGL_CLIENT_APIS = %s\n", s);
+
+   make_x_window(x_dpy, egl_dpy,
+                 "xegl_two_win #1", 0, 0, WinWidth[0], WinHeight[0],
+                 &win1, &egl_ctx, &egl_surf1);
+
+   make_x_window(x_dpy, egl_dpy,
+                 "xegl_two_win #2", WinWidth[0] + 50, 0,
+                 WinWidth[1], WinHeight[1],
+                 &win2, NULL, &egl_surf2);
+
+   XMapWindow(x_dpy, win1);
+
+   XMapWindow(x_dpy, win2);
+
+   if (!eglMakeCurrent(egl_dpy, egl_surf1, egl_surf1, egl_ctx)) {
+      printf("Error: eglMakeCurrent() failed\n");
+      return -1;
+   }
+
+   if (printInfo) {
+      for (i = 0; i < sizeof(info_items)/sizeof(info_items[0]); i++) {
+         switch (info_items[i].type) {
+            case GetString:
+               printf("%s = %s\n", info_items[i].name, (char *)glGetString(info_items[i].value));
+               break;
+            case GetInteger: {
+               GLint rv = -1;
+               glGetIntegerv(info_items[i].value, &rv);
+               printf("%s = %d\n", info_items[i].name, rv);
+               break;
+            }
+         }
+      }
+   };
+
+   init();
+
+   event_loop(x_dpy, win1, win2, egl_dpy, egl_surf1, egl_surf2, egl_ctx);
+
+   eglDestroyContext(egl_dpy, egl_ctx);
+   eglDestroySurface(egl_dpy, egl_surf1);
+   eglDestroySurface(egl_dpy, egl_surf2);
+   eglTerminate(egl_dpy);
+
+   XDestroyWindow(x_dpy, win1);
+   XDestroyWindow(x_dpy, win2);
+   XCloseDisplay(x_dpy);
+
+   return 0;
+}
diff --git a/progs/es2/.gitignore b/progs/es2/.gitignore
new file mode 100644
index 00000000000..7d5c16936c2
--- /dev/null
+++ b/progs/es2/.gitignore
@@ -0,0 +1,3 @@
+xegl/es2_info.c
+xegl/es2_info
+xegl/tri
diff --git a/progs/es2/xegl/Makefile b/progs/es2/xegl/Makefile
new file mode 100644
index 00000000000..5bb167c1c63
--- /dev/null
+++ b/progs/es2/xegl/Makefile
@@ -0,0 +1,51 @@
+# progs/es2/xegl/Makefile
+
+TOP = ../../..
+include $(TOP)/configs/current
+
+
+INCLUDE_DIRS = \
+	-I$(TOP)/include \
+
+HEADERS = $(TOP)/include/GLES/egl.h
+
+
+ES2_LIB_DEPS = \
+	$(TOP)/$(LIB_DIR)/libEGL.so \
+	$(TOP)/$(LIB_DIR)/libGLESv2.so
+
+
+ES2_LIBS = \
+	-L$(TOP)/$(LIB_DIR) -lEGL \
+	-L$(TOP)/$(LIB_DIR) -lGLESv2 $(LIBDRM_LIB) -lX11
+
+PROGRAMS = \
+	es2_info \
+	tri
+
+
+.c.o:
+	$(CC) -c $(INCLUDE_DIRS) $(CFLAGS) $< -o $@
+
+
+
+default: $(PROGRAMS)
+
+
+
+es2_info.c: ../../es1/xegl/es1_info.c
+	cp -f $^ $@
+
+es2_info: es2_info.o $(ES2_LIB_DEPS)
+	$(CC) $(CFLAGS) es2_info.o $(ES2_LIBS) -o $@
+
+tri: tri.o $(ES2_LIB_DEPS)
+	$(CC) $(CFLAGS) tri.o $(ES2_LIBS) -o $@
+
+
+
+clean:
+	rm -f *.o *~
+	rm -f $(PROGRAMS)
+	rm -f es2_info.c
+
diff --git a/progs/es2/xegl/tri.c b/progs/es2/xegl/tri.c
new file mode 100644
index 00000000000..7729a099578
--- /dev/null
+++ b/progs/es2/xegl/tri.c
@@ -0,0 +1,515 @@
+/**************************************************************************
+ * 
+ * Copyright 2008 Tungsten Graphics, Inc., Cedar Park, Texas.
+ * All Rights Reserved.
+ *
+ **************************************************************************/
+
+/*
+ * Draw a triangle with X/EGL and OpenGL ES 2.x
+ */
+
+#define USE_FULL_GL 0
+
+
+
+#include <assert.h>
+#include <math.h>
+#include <stdlib.h>
+#include <stdio.h>
+#include <string.h>
+#include <X11/Xlib.h>
+#include <X11/Xutil.h>
+#include <X11/keysym.h>
+#if USE_FULL_GL
+#include <GL/gl.h>  /* use full OpenGL */
+#else
+#include <GLES2/gl2.h>  /* use OpenGL ES 2.x */
+#endif
+#include <EGL/egl.h>
+
+
+#define FLOAT_TO_FIXED(X)   ((X) * 65535.0)
+
+
+
+static GLfloat view_rotx = 0.0, view_roty = 0.0;
+
+static GLint u_matrix = -1;
+static GLint attr_pos = 0, attr_color = 1;
+
+
+static void
+make_z_rot_matrix(GLfloat angle, GLfloat *m)
+{
+   float c = cos(angle * M_PI / 180.0);
+   float s = sin(angle * M_PI / 180.0);
+   int i;
+   for (i = 0; i < 16; i++)
+      m[i] = 0.0;
+   m[0] = m[5] = m[10] = m[15] = 1.0;
+
+   m[0] = c;
+   m[1] = s;
+   m[4] = -s;
+   m[5] = c;
+}
+
+static void
+make_scale_matrix(GLfloat xs, GLfloat ys, GLfloat zs, GLfloat *m)
+{
+   int i;
+   for (i = 0; i < 16; i++)
+      m[i] = 0.0;
+   m[0] = xs;
+   m[5] = ys;
+   m[10] = zs;
+   m[15] = 1.0;
+}
+
+
+static void
+mul_matrix(GLfloat *prod, const GLfloat *a, const GLfloat *b)
+{
+#define A(row,col)  a[(col<<2)+row]
+#define B(row,col)  b[(col<<2)+row]
+#define P(row,col)  p[(col<<2)+row]
+   GLfloat p[16];
+   GLint i;
+   for (i = 0; i < 4; i++) {
+      const GLfloat ai0=A(i,0),  ai1=A(i,1),  ai2=A(i,2),  ai3=A(i,3);
+      P(i,0) = ai0 * B(0,0) + ai1 * B(1,0) + ai2 * B(2,0) + ai3 * B(3,0);
+      P(i,1) = ai0 * B(0,1) + ai1 * B(1,1) + ai2 * B(2,1) + ai3 * B(3,1);
+      P(i,2) = ai0 * B(0,2) + ai1 * B(1,2) + ai2 * B(2,2) + ai3 * B(3,2);
+      P(i,3) = ai0 * B(0,3) + ai1 * B(1,3) + ai2 * B(2,3) + ai3 * B(3,3);
+   }
+   memcpy(prod, p, sizeof(p));
+#undef A
+#undef B
+#undef PROD
+}
+
+
+static void
+draw(void)
+{
+   static const GLfloat verts[3][2] = {
+      { -1, -1 },
+      {  1, -1 },
+      {  0,  1 }
+   };
+   static const GLfloat colors[3][3] = {
+      { 1, 0, 0 },
+      { 0, 1, 0 },
+      { 0, 0, 1 }
+   };
+   GLfloat mat[16], rot[16], scale[16];
+
+   /* Set modelview/projection matrix */
+   make_z_rot_matrix(view_rotx, rot);
+   make_scale_matrix(0.5, 0.5, 0.5, scale);
+   mul_matrix(mat, rot, scale);
+   glUniformMatrix4fv(u_matrix, 1, GL_FALSE, mat);
+
+   glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
+
+   {
+      glVertexAttribPointer(attr_pos, 2, GL_FLOAT, GL_FALSE, 0, verts);
+      glVertexAttribPointer(attr_color, 3, GL_FLOAT, GL_FALSE, 0, colors);
+      glEnableVertexAttribArray(attr_pos);
+      glEnableVertexAttribArray(attr_color);
+
+      glDrawArrays(GL_TRIANGLES, 0, 3);
+
+      glDisableVertexAttribArray(attr_pos);
+      glDisableVertexAttribArray(attr_color);
+   }
+}
+
+
+/* new window size or exposure */
+static void
+reshape(int width, int height)
+{
+   glViewport(0, 0, (GLint) width, (GLint) height);
+}
+
+
+static void
+create_shaders(void)
+{
+   static const char *fragShaderText =
+      "varying vec4 v_color;\n"
+      "void main() {\n"
+      "   gl_FragColor = v_color;\n"
+      "}\n";
+   static const char *vertShaderText =
+      "uniform mat4 modelviewProjection;\n"
+      "attribute vec4 pos;\n"
+      "attribute vec4 color;\n"
+      "varying vec4 v_color;\n"
+      "void main() {\n"
+      "   gl_Position = modelviewProjection * pos;\n"
+      "   v_color = color;\n"
+      "}\n";
+
+   GLuint fragShader, vertShader, program;
+   GLint stat;
+
+   fragShader = glCreateShader(GL_FRAGMENT_SHADER);
+   glShaderSource(fragShader, 1, (const char **) &fragShaderText, NULL);
+   glCompileShader(fragShader);
+   glGetShaderiv(fragShader, GL_COMPILE_STATUS, &stat);
+   if (!stat) {
+      printf("Error: fragment shader did not compile!\n");
+      exit(1);
+   }
+
+   vertShader = glCreateShader(GL_VERTEX_SHADER);
+   glShaderSource(vertShader, 1, (const char **) &vertShaderText, NULL);
+   glCompileShader(vertShader);
+   glGetShaderiv(vertShader, GL_COMPILE_STATUS, &stat);
+   if (!stat) {
+      printf("Error: vertex shader did not compile!\n");
+      exit(1);
+   }
+
+   program = glCreateProgram();
+   glAttachShader(program, fragShader);
+   glAttachShader(program, vertShader);
+   glLinkProgram(program);
+
+   glGetProgramiv(program, GL_LINK_STATUS, &stat);
+   if (!stat) {
+      char log[1000];
+      GLsizei len;
+      glGetProgramInfoLog(program, 1000, &len, log);
+      printf("Error: linking:\n%s\n", log);
+      exit(1);
+   }
+
+   glUseProgram(program);
+
+   if (1) {
+      /* test setting attrib locations */
+      glBindAttribLocation(program, attr_pos, "pos");
+      glBindAttribLocation(program, attr_color, "color");
+      glLinkProgram(program);  /* needed to put attribs into effect */
+   }
+   else {
+      /* test automatic attrib locations */
+      attr_pos = glGetAttribLocation(program, "pos");
+      attr_color = glGetAttribLocation(program, "color");
+   }
+
+   u_matrix = glGetUniformLocation(program, "modelviewProjection");
+   printf("Uniform modelviewProjection at %d\n", u_matrix);
+   printf("Attrib pos at %d\n", attr_pos);
+   printf("Attrib color at %d\n", attr_color);
+}
+
+
+static void
+init(void)
+{
+   typedef void (*proc)();
+
+#if 1 /* test code */
+   proc p = eglGetProcAddress("glMapBufferOES");
+   assert(p);
+#endif
+
+   glClearColor(0.4, 0.4, 0.4, 0.0);
+
+   create_shaders();
+}
+
+
+/*
+ * Create an RGB, double-buffered X window.
+ * Return the window and context handles.
+ */
+static void
+make_x_window(Display *x_dpy, EGLDisplay egl_dpy,
+              const char *name,
+              int x, int y, int width, int height,
+              Window *winRet,
+              EGLContext *ctxRet,
+              EGLSurface *surfRet)
+{
+   static const EGLint attribs[] = {
+      EGL_RED_SIZE, 1,
+      EGL_GREEN_SIZE, 1,
+      EGL_BLUE_SIZE, 1,
+      EGL_DEPTH_SIZE, 1,
+      EGL_RENDERABLE_TYPE, EGL_OPENGL_ES2_BIT,
+      EGL_NONE
+   };
+   static const EGLint ctx_attribs[] = {
+      EGL_CONTEXT_CLIENT_VERSION, 2,
+      EGL_NONE
+   };
+   int scrnum;
+   XSetWindowAttributes attr;
+   unsigned long mask;
+   Window root;
+   Window win;
+   XVisualInfo *visInfo, visTemplate;
+   int num_visuals;
+   EGLContext ctx;
+   EGLConfig config;
+   EGLint num_configs;
+   EGLint vid;
+
+   scrnum = DefaultScreen( x_dpy );
+   root = RootWindow( x_dpy, scrnum );
+
+   if (!eglChooseConfig( egl_dpy, attribs, &config, 1, &num_configs)) {
+      printf("Error: couldn't get an EGL visual config\n");
+      exit(1);
+   }
+
+   assert(config);
+   assert(num_configs > 0);
+
+   if (!eglGetConfigAttrib(egl_dpy, config, EGL_NATIVE_VISUAL_ID, &vid)) {
+      printf("Error: eglGetConfigAttrib() failed\n");
+      exit(1);
+   }
+
+   /* The X window visual must match the EGL config */
+   visTemplate.visualid = vid;
+   visInfo = XGetVisualInfo(x_dpy, VisualIDMask, &visTemplate, &num_visuals);
+   if (!visInfo) {
+      printf("Error: couldn't get X visual\n");
+      exit(1);
+   }
+
+   /* window attributes */
+   attr.background_pixel = 0;
+   attr.border_pixel = 0;
+   attr.colormap = XCreateColormap( x_dpy, root, visInfo->visual, AllocNone);
+   attr.event_mask = StructureNotifyMask | ExposureMask | KeyPressMask;
+   mask = CWBackPixel | CWBorderPixel | CWColormap | CWEventMask;
+
+   win = XCreateWindow( x_dpy, root, 0, 0, width, height,
+		        0, visInfo->depth, InputOutput,
+		        visInfo->visual, mask, &attr );
+
+   /* set hints and properties */
+   {
+      XSizeHints sizehints;
+      sizehints.x = x;
+      sizehints.y = y;
+      sizehints.width  = width;
+      sizehints.height = height;
+      sizehints.flags = USSize | USPosition;
+      XSetNormalHints(x_dpy, win, &sizehints);
+      XSetStandardProperties(x_dpy, win, name, name,
+                              None, (char **)NULL, 0, &sizehints);
+   }
+
+#if USE_FULL_GL /* XXX fix this when eglBindAPI() works */
+   eglBindAPI(EGL_OPENGL_API);
+#else
+   eglBindAPI(EGL_OPENGL_ES_API);
+#endif
+
+   ctx = eglCreateContext(egl_dpy, config, EGL_NO_CONTEXT, ctx_attribs );
+   if (!ctx) {
+      printf("Error: eglCreateContext failed\n");
+      exit(1);
+   }
+
+   /* test eglQueryContext() */
+   {
+      EGLint val;
+      eglQueryContext(egl_dpy, ctx, EGL_CONTEXT_CLIENT_VERSION, &val);
+      assert(val == 2);
+   }
+
+   *surfRet = eglCreateWindowSurface(egl_dpy, config, win, NULL);
+   if (!*surfRet) {
+      printf("Error: eglCreateWindowSurface failed\n");
+      exit(1);
+   }
+
+   {
+      EGLint val;
+      eglQuerySurface(egl_dpy, *surfRet, EGL_WIDTH, &val);
+      assert(val == width);
+      eglQuerySurface(egl_dpy, *surfRet, EGL_HEIGHT, &val);
+      assert(val == height);
+      eglQuerySurface(egl_dpy, *surfRet, EGL_SURFACE_TYPE, &val);
+      assert(val == EGL_WINDOW_BIT);
+   }
+
+   XFree(visInfo);
+
+   *winRet = win;
+   *ctxRet = ctx;
+}
+
+
+static void
+event_loop(Display *dpy, Window win,
+           EGLDisplay egl_dpy, EGLSurface egl_surf)
+{
+   while (1) {
+      int redraw = 0;
+      XEvent event;
+
+      XNextEvent(dpy, &event);
+
+      switch (event.type) {
+      case Expose:
+         redraw = 1;
+         break;
+      case ConfigureNotify:
+         reshape(event.xconfigure.width, event.xconfigure.height);
+         break;
+      case KeyPress:
+         {
+            char buffer[10];
+            int r, code;
+            code = XLookupKeysym(&event.xkey, 0);
+            if (code == XK_Left) {
+               view_roty += 5.0;
+            }
+            else if (code == XK_Right) {
+               view_roty -= 5.0;
+            }
+            else if (code == XK_Up) {
+               view_rotx += 5.0;
+            }
+            else if (code == XK_Down) {
+               view_rotx -= 5.0;
+            }
+            else {
+               r = XLookupString(&event.xkey, buffer, sizeof(buffer),
+                                 NULL, NULL);
+               if (buffer[0] == 27) {
+                  /* escape */
+                  return;
+               }
+            }
+         }
+         redraw = 1;
+         break;
+      default:
+         ; /*no-op*/
+      }
+
+      if (redraw) {
+         draw();
+         eglSwapBuffers(egl_dpy, egl_surf);
+      }
+   }
+}
+
+
+static void
+usage(void)
+{
+   printf("Usage:\n");
+   printf("  -display <displayname>  set the display to run on\n");
+   printf("  -info                   display OpenGL renderer info\n");
+}
+ 
+
+int
+main(int argc, char *argv[])
+{
+   const int winWidth = 300, winHeight = 300;
+   Display *x_dpy;
+   Window win;
+   EGLSurface egl_surf;
+   EGLContext egl_ctx;
+   EGLDisplay egl_dpy;
+   char *dpyName = NULL;
+   GLboolean printInfo = GL_FALSE;
+   EGLint egl_major, egl_minor;
+   int i;
+   const char *s;
+
+   for (i = 1; i < argc; i++) {
+      if (strcmp(argv[i], "-display") == 0) {
+         dpyName = argv[i+1];
+         i++;
+      }
+      else if (strcmp(argv[i], "-info") == 0) {
+         printInfo = GL_TRUE;
+      }
+      else {
+         usage();
+         return -1;
+      }
+   }
+
+   x_dpy = XOpenDisplay(dpyName);
+   if (!x_dpy) {
+      printf("Error: couldn't open display %s\n",
+	     dpyName ? dpyName : getenv("DISPLAY"));
+      return -1;
+   }
+
+   egl_dpy = eglGetDisplay(x_dpy);
+   if (!egl_dpy) {
+      printf("Error: eglGetDisplay() failed\n");
+      return -1;
+   }
+
+   if (!eglInitialize(egl_dpy, &egl_major, &egl_minor)) {
+      printf("Error: eglInitialize() failed\n");
+      return -1;
+   }
+
+   s = eglQueryString(egl_dpy, EGL_VERSION);
+   printf("EGL_VERSION = %s\n", s);
+
+   s = eglQueryString(egl_dpy, EGL_VENDOR);
+   printf("EGL_VENDOR = %s\n", s);
+
+   s = eglQueryString(egl_dpy, EGL_EXTENSIONS);
+   printf("EGL_EXTENSIONS = %s\n", s);
+
+   s = eglQueryString(egl_dpy, EGL_CLIENT_APIS);
+   printf("EGL_CLIENT_APIS = %s\n", s);
+
+   make_x_window(x_dpy, egl_dpy,
+                 "OpenGL ES 2.x tri", 0, 0, winWidth, winHeight,
+                 &win, &egl_ctx, &egl_surf);
+
+   XMapWindow(x_dpy, win);
+   if (!eglMakeCurrent(egl_dpy, egl_surf, egl_surf, egl_ctx)) {
+      printf("Error: eglMakeCurrent() failed\n");
+      return -1;
+   }
+
+   if (printInfo) {
+      printf("GL_RENDERER   = %s\n", (char *) glGetString(GL_RENDERER));
+      printf("GL_VERSION    = %s\n", (char *) glGetString(GL_VERSION));
+      printf("GL_VENDOR     = %s\n", (char *) glGetString(GL_VENDOR));
+      printf("GL_EXTENSIONS = %s\n", (char *) glGetString(GL_EXTENSIONS));
+   }
+
+   init();
+
+   /* Set initial projection/viewing transformation.
+    * We can't be sure we'll get a ConfigureNotify event when the window
+    * first appears.
+    */
+   reshape(winWidth, winHeight);
+
+   event_loop(x_dpy, win, egl_dpy, egl_surf);
+
+   eglDestroyContext(egl_dpy, egl_ctx);
+   eglDestroySurface(egl_dpy, egl_surf);
+   eglTerminate(egl_dpy);
+
+
+   XDestroyWindow(x_dpy, win);
+   XCloseDisplay(x_dpy);
+
+   return 0;
+}
diff --git a/progs/fp/position-frc-integer.txt b/progs/fp/position-frc-integer.txt
new file mode 100644
index 00000000000..3a634c9b3b8
--- /dev/null
+++ b/progs/fp/position-frc-integer.txt
@@ -0,0 +1,7 @@
+!!ARBfp1.0
+# expected: black triangle
+# brown means the wrong pixel center convention is being used
+OPTION ARB_fragment_coord_pixel_center_integer;
+MOV result.color, {0}.x;
+FRC result.color.xy, fragment.position;
+END
diff --git a/progs/fp/position-frc.txt b/progs/fp/position-frc.txt
new file mode 100644
index 00000000000..35ae3efa10e
--- /dev/null
+++ b/progs/fp/position-frc.txt
@@ -0,0 +1,6 @@
+!!ARBfp1.0
+# expected: brown triangle
+# black means the wrong pixel center convention is being used
+MOV result.color, {0}.x;
+FRC result.color.xy, fragment.position;
+END
diff --git a/progs/fp/position-upper-left.txt b/progs/fp/position-upper-left.txt
new file mode 100644
index 00000000000..ac632dbfb7d
--- /dev/null
+++ b/progs/fp/position-upper-left.txt
@@ -0,0 +1,7 @@
+!!ARBfp1.0
+# expected: the yellow vertex is the bottom one
+# if it is the top one, the wrong origin convention is being used
+OPTION ARB_fragment_coord_origin_upper_left;
+MOV result.color, {0}.x;
+MUL result.color.xy, fragment.position, {.005}.x;
+END
diff --git a/progs/fp/position.txt b/progs/fp/position.txt
index 1875897d781..f59d0259c72 100644
--- a/progs/fp/position.txt
+++ b/progs/fp/position.txt
@@ -1,4 +1,6 @@
 !!ARBfp1.0
+# expected: the yellow vertex is the top one
+# if it is the bottom one, the wrong origin convention is being used
 MOV result.color, {0}.x;
 MUL result.color.xy, fragment.position, {.005}.x;
 END
diff --git a/progs/glsl/CH11-bumpmaptex.frag b/progs/glsl/CH11-bumpmaptex.frag
index b1f93b784d9..b5dabb4c8a8 100644
--- a/progs/glsl/CH11-bumpmaptex.frag
+++ b/progs/glsl/CH11-bumpmaptex.frag
@@ -17,7 +17,7 @@ uniform float BumpDensity;     // = 16.0
 uniform float BumpSize;        // = 0.15
 uniform float SpecularFactor;  // = 0.5
 
-sampler2D Tex;
+uniform sampler2D Tex;
 
 void main()
 {
diff --git a/progs/glsl/bump.c b/progs/glsl/bump.c
index e31afab9392..784596448c5 100644
--- a/progs/glsl/bump.c
+++ b/progs/glsl/bump.c
@@ -51,7 +51,6 @@ static GLint win = 0;
 static GLfloat xRot = 20.0f, yRot = 0.0f, zRot = 0.0f;
 
 static GLint tangentAttrib;
-static GLint tangentAttribTex;
 
 static GLuint Texture;
 
diff --git a/progs/glsl/samplers.c b/progs/glsl/samplers.c
index 87dad5d8575..8f26a5e329d 100644
--- a/progs/glsl/samplers.c
+++ b/progs/glsl/samplers.c
@@ -41,7 +41,6 @@
 #include <string.h>
 #include <GL/glew.h>
 #include "GL/glut.h"
-#include "readtex.h"
 #include "shaderutil.h"
 
 
diff --git a/progs/tests/.gitignore b/progs/tests/.gitignore
index 3479ff8b33b..8b3e9f35583 100644
--- a/progs/tests/.gitignore
+++ b/progs/tests/.gitignore
@@ -13,6 +13,7 @@ arbvptest3
 arbvptorus
 arbvpwarpmesh
 arraytexture
+auxbuffer
 blendminmax
 blendsquare
 blendxor
@@ -23,10 +24,12 @@ bug_3195
 bug_texstore_i8
 bumpmap
 calibrate_rast
+condrender
 copypixrate
 crossbar
 cva
 drawbuffers
+drawbuffers2
 extfuncs.h
 exactrast
 fbotest1
diff --git a/progs/tests/arraytexture.c b/progs/tests/arraytexture.c
index 28252a354bf..e4e86b9b4ce 100644
--- a/progs/tests/arraytexture.c
+++ b/progs/tests/arraytexture.c
@@ -36,7 +36,6 @@
 #include <math.h>
 #include <GL/glew.h>
 #include <GL/glut.h>
-#include <GL/glext.h>
 
 #if !defined(GL_EXT_texture_array) && !defined(GL_MESA_texture_array)
 # error "This demo requires enums for either GL_EXT_texture_array or GL_MESA_texture_array to build."
diff --git a/progs/tests/bufferobj.c b/progs/tests/bufferobj.c
index d4ca2700160..dc479af0452 100644
--- a/progs/tests/bufferobj.c
+++ b/progs/tests/bufferobj.c
@@ -29,6 +29,7 @@ struct object
    GLuint VertexStride;
    GLuint ColorStride;
    GLuint NumElements;
+   GLuint MaxElement;
 };
 
 static struct object Objects[NUM_OBJECTS];
@@ -58,7 +59,8 @@ static void DrawObject( const struct object *obj )
       if (obj->NumElements > 0) {
          /* indexed arrays */
          glBindBufferARB(GL_ELEMENT_ARRAY_BUFFER_ARB, obj->ElementsBufferID);
-         glDrawElements(GL_LINE_LOOP, obj->NumElements, GL_UNSIGNED_INT, NULL);
+         glDrawRangeElements(GL_LINE_LOOP, 0, obj->MaxElement,
+                             obj->NumElements, GL_UNSIGNED_INT, NULL);
       }
       else {
          /* non-indexed arrays */
@@ -300,6 +302,7 @@ static void MakeObject1(struct object *obj)
    obj->VertexStride = 0;
    obj->ColorStride = 0;
    obj->NumElements = 0;
+   obj->MaxElement = 0;
 
    glUnmapBufferARB(GL_ARRAY_BUFFER_ARB);
 
@@ -345,6 +348,7 @@ static void MakeObject2(struct object *obj)
    obj->ColorStride = 6 * sizeof(GLfloat);
 
    obj->NumElements = 0;
+   obj->MaxElement = 0;
 
    glUnmapBufferARB(GL_ARRAY_BUFFER_ARB);
 
@@ -401,6 +405,7 @@ static void MakeObject3(struct object *obj)
    i[3] = 3;
    glUnmapBufferARB(GL_ELEMENT_ARRAY_BUFFER_ARB);
    obj->NumElements = 4;
+   obj->MaxElement = 3;
 
    if (Have_ARB_vertex_array_object) {
       CreateVertexArrayObject(obj);
@@ -445,6 +450,7 @@ static void MakeObject4(struct object *obj)
    /* Setup a buffer of indices to test the ELEMENTS path */
    obj->ElementsBufferID = 0;
    obj->NumElements = 0;
+   obj->MaxElement = 0;
 
    if (Have_ARB_vertex_array_object) {
       CreateVertexArrayObject(obj);
diff --git a/progs/tests/bug_3195.c b/progs/tests/bug_3195.c
index a075b94e370..3574c1f7176 100644
--- a/progs/tests/bug_3195.c
+++ b/progs/tests/bug_3195.c
@@ -38,7 +38,6 @@
 #include <math.h>
 #include <GL/glew.h>
 #include <GL/glut.h>
-#include <GL/glext.h>
 
 #include "readtex.h"
 
diff --git a/progs/tests/cva.c b/progs/tests/cva.c
index 02d1dcba2ec..b3e041c21e3 100644
--- a/progs/tests/cva.c
+++ b/progs/tests/cva.c
@@ -17,7 +17,6 @@
 #define GL_GLEXT_LEGACY
 #include <GL/glew.h>
 #include <GL/glut.h>
-#include <GL/glext.h>
 
 GLfloat verts[][4] = {
    { -0.5, -0.5, -2.0, 0.0 },
diff --git a/progs/tests/mipgen.c b/progs/tests/mipgen.c
index 088f643215c..48e52c9c315 100644
--- a/progs/tests/mipgen.c
+++ b/progs/tests/mipgen.c
@@ -48,8 +48,6 @@
 #include <GL/glew.h>
 #include <GL/glut.h>
 
-#include "readtex.h"
-
 
 static GLfloat LodBias = 6.0;   /* make smallest miplevel visible */
 static GLuint texImage;
diff --git a/progs/tests/mipmap_comp.c b/progs/tests/mipmap_comp.c
index dd2232113b6..122d157949a 100644
--- a/progs/tests/mipmap_comp.c
+++ b/progs/tests/mipmap_comp.c
@@ -48,8 +48,6 @@
 #include <GL/glew.h>
 #include <GL/glut.h>
 
-#include "readtex.h"
-
 #define SIZE 16 /* not larger then 16 */
 
 static GLint BaseLevel = 0, MaxLevel = 9;
diff --git a/progs/tests/mipmap_comp_tests.c b/progs/tests/mipmap_comp_tests.c
index e865b30ad0f..b93a5c61393 100644
--- a/progs/tests/mipmap_comp_tests.c
+++ b/progs/tests/mipmap_comp_tests.c
@@ -48,8 +48,6 @@
 #include <GL/glew.h>
 #include <GL/glut.h>
 
-#include "readtex.h"
-
 #define SIZE 16 /* not larger then 16 */
 
 static GLint BaseLevel = 0, MaxLevel ;
diff --git a/progs/tests/mipmap_view.c b/progs/tests/mipmap_view.c
index 808d348699c..eb521970524 100644
--- a/progs/tests/mipmap_view.c
+++ b/progs/tests/mipmap_view.c
@@ -12,7 +12,6 @@
 #include <math.h>
 #include <GL/glew.h>
 #include <GL/glut.h>
-#include <GL/glext.h>
 
 #include "readtex.h"
 
diff --git a/progs/tests/no_s3tc.c b/progs/tests/no_s3tc.c
index 31cfb40b9d3..c4132cd956a 100644
--- a/progs/tests/no_s3tc.c
+++ b/progs/tests/no_s3tc.c
@@ -40,7 +40,6 @@
 #include <string.h>
 #include <GL/glew.h>
 #include <GL/glut.h>
-#include <GL/glext.h>
 
 static unsigned data[16];
 
diff --git a/progs/tests/streaming_rect.c b/progs/tests/streaming_rect.c
index f65ac4ce36c..3b016e55af9 100644
--- a/progs/tests/streaming_rect.c
+++ b/progs/tests/streaming_rect.c
@@ -13,8 +13,6 @@
 #include <GL/glew.h>
 #include <GL/glut.h>
 
-#include "readtex.h"
-
 
 #define ANIMATE 10
 #define PBO 11
diff --git a/progs/tests/zcomp.c b/progs/tests/zcomp.c
index 15e35f17b09..d6b9c070223 100644
--- a/progs/tests/zcomp.c
+++ b/progs/tests/zcomp.c
@@ -7,7 +7,6 @@
 #include <math.h>
 #include <GL/glew.h>
 #include <GL/glut.h>
-#include "../util/showbuffer.c"
 
 
 static int Win;
diff --git a/progs/trivial/Makefile b/progs/trivial/Makefile
index d13f28de204..6c78ae90a96 100644
--- a/progs/trivial/Makefile
+++ b/progs/trivial/Makefile
@@ -162,6 +162,7 @@ SOURCES = \
 	vbo-drawelements.c \
 	vbo-drawrange.c \
 	vp-array.c \
+	vp-array-hf.c \
 	vp-array-int.c \
 	vp-clip.c \
 	vp-line-clip.c \
diff --git a/progs/trivial/tri-fbo-tex-mip.c b/progs/trivial/tri-fbo-tex-mip.c
index df4725c7b4e..2e8fb74a00b 100644
--- a/progs/trivial/tri-fbo-tex-mip.c
+++ b/progs/trivial/tri-fbo-tex-mip.c
@@ -6,7 +6,6 @@
 #include <assert.h>
 #include <stdio.h>
 #include <stdlib.h>
-#include <math.h>
 
 /* For debug */
 
diff --git a/progs/trivial/vp-array-hf.c b/progs/trivial/vp-array-hf.c
new file mode 100644
index 00000000000..f812436437f
--- /dev/null
+++ b/progs/trivial/vp-array-hf.c
@@ -0,0 +1,215 @@
+/* Test glGenProgramsNV(), glIsProgramNV(), glLoadProgramNV() */
+
+#include <assert.h>
+#include <string.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <math.h>
+#include <GL/glew.h>
+#include <GL/glut.h>
+
+typedef union { GLfloat f; GLint i; } fi_type;
+/**
+ * Convert a 4-byte float to a 2-byte half float.
+ * Based on code from:
+ * http://www.opengl.org/discussion_boards/ubb/Forum3/HTML/008786.html
+ */
+static GLhalf
+_mesa_float_to_half(GLfloat val)
+{
+
+   const fi_type fi = {val};
+   const int flt_m = fi.i & 0x7fffff;
+   const int flt_e = (fi.i >> 23) & 0xff;
+   const int flt_s = (fi.i >> 31) & 0x1;
+   int s, e, m = 0;
+   GLhalf result;
+   
+   /* sign bit */
+   s = flt_s;
+
+   /* handle special cases */
+   if ((flt_e == 0) && (flt_m == 0)) {
+      /* zero */
+      /* m = 0; - already set */
+      e = 0;
+   }
+   else if ((flt_e == 0) && (flt_m != 0)) {
+      /* denorm -- denorm float maps to 0 half */
+      /* m = 0; - already set */
+      e = 0;
+   }
+   else if ((flt_e == 0xff) && (flt_m == 0)) {
+      /* infinity */
+      /* m = 0; - already set */
+      e = 31;
+   }
+   else if ((flt_e == 0xff) && (flt_m != 0)) {
+      /* NaN */
+      m = 1;
+      e = 31;
+   }
+   else {
+      /* regular number */
+      const int new_exp = flt_e - 127;
+      if (new_exp < -24) {
+         /* this maps to 0 */
+         /* m = 0; - already set */
+         e = 0;
+      }
+      else if (new_exp < -14) {
+         /* this maps to a denorm */
+         unsigned int exp_val = (unsigned int) (-14 - new_exp); /* 2^-exp_val*/
+         e = 0;
+         switch (exp_val) {
+            case 0:
+               /* m = 0; - already set */
+               break;
+            case 1: m = 512 + (flt_m >> 14); break;
+            case 2: m = 256 + (flt_m >> 15); break;
+            case 3: m = 128 + (flt_m >> 16); break;
+            case 4: m = 64 + (flt_m >> 17); break;
+            case 5: m = 32 + (flt_m >> 18); break;
+            case 6: m = 16 + (flt_m >> 19); break;
+            case 7: m = 8 + (flt_m >> 20); break;
+            case 8: m = 4 + (flt_m >> 21); break;
+            case 9: m = 2 + (flt_m >> 22); break;
+            case 10: m = 1; break;
+         }
+      }
+      else if (new_exp > 15) {
+         /* map this value to infinity */
+         /* m = 0; - already set */
+         e = 31;
+      }
+      else {
+         /* regular */
+         e = new_exp + 15;
+         m = flt_m >> 13;
+      }
+   }
+
+   result = (s << 15) | (e << 10) | m;
+   return result;
+}
+
+
+GLfloat verts[][4] = {
+   {  0.9, -0.9, 0.0, 1.0 },
+   {  0.9,  0.9, 0.0, 1.0 },
+   { -0.9,  0.9, 0.0, 1.0 },
+   { -0.9, -0.9, 0.0, 1.0 },
+};
+
+GLhalf hverts[16];
+
+GLubyte color[][4] = {
+   { 0x00, 0x00, 0xff, 0x00 },
+   { 0x00, 0xff, 0x00, 0x00 },
+   { 0xff, 0x00, 0x00, 0x00 },
+   { 0xff, 0xff, 0xff, 0x00 },
+};
+
+GLuint indices[] = { 0, 1, 2, 3 };
+
+static void Init( void )
+{
+   GLint errno;
+   GLuint prognum;
+   GLuint i, j;
+
+   static const char *prog1 =
+      "!!ARBvp1.0\n"
+      "MOV  result.color, vertex.color;\n"
+      "MOV  result.position, vertex.position;\n"
+      "END\n";
+
+   if (!glutExtensionSupported("GL_ARB_half_float_vertex")) {
+      printf("GL_ARB_half_float_vertex not found!\n");
+      exit(0);
+   }
+
+   glGenProgramsARB(1, &prognum);
+   glBindProgramARB(GL_VERTEX_PROGRAM_ARB, prognum);
+   glProgramStringARB(GL_VERTEX_PROGRAM_ARB, GL_PROGRAM_FORMAT_ASCII_ARB,
+		      strlen(prog1), (const GLubyte *) prog1);
+
+   assert(glIsProgramARB(prognum));
+   errno = glGetError();
+   printf("glGetError = %d\n", errno);
+   if (errno != GL_NO_ERROR)
+   {
+      GLint errorpos;
+
+      glGetIntegerv(GL_PROGRAM_ERROR_POSITION_ARB, &errorpos);
+      printf("errorpos: %d\n", errorpos);
+      printf("%s\n", (char *)glGetString(GL_PROGRAM_ERROR_STRING_ARB));
+   }
+
+   for (i = 0; i < 4; i++)
+      for (j = 0; j < 4; j++)
+	 hverts[i * 4 + j] = _mesa_float_to_half(verts[i][j]);
+
+   glEnableClientState( GL_VERTEX_ARRAY );
+   glEnableClientState( GL_COLOR_ARRAY );
+   glVertexPointer( 4, GL_HALF_FLOAT, 8, hverts );
+   glColorPointer( 4, GL_UNSIGNED_BYTE, 0, color );
+
+}
+
+
+
+static void Display( void )
+{
+   glClearColor(0.3, 0.3, 0.3, 1);
+   glClear( GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT );
+
+   glEnable(GL_VERTEX_PROGRAM_NV);
+   glDrawElements( GL_TRIANGLES, 3, GL_UNSIGNED_INT, indices );
+
+   glFlush(); 
+}
+
+
+static void Reshape( int width, int height )
+{
+   glViewport( 0, 0, width, height );
+   glMatrixMode( GL_PROJECTION );
+   glLoadIdentity();
+   glOrtho(-1.0, 1.0, -1.0, 1.0, -0.5, 1000.0);
+   glMatrixMode( GL_MODELVIEW );
+   glLoadIdentity();
+   /*glTranslatef( 0.0, 0.0, -15.0 );*/
+}
+
+
+static void Key( unsigned char key, int x, int y )
+{
+   (void) x;
+   (void) y;
+   switch (key) {
+      case 27:
+         exit(0);
+         break;
+   }
+   glutPostRedisplay();
+}
+
+
+
+
+int main( int argc, char *argv[] )
+{
+   glutInit( &argc, argv );
+   glutInitWindowPosition( 0, 0 );
+   glutInitWindowSize( 250, 250 );
+   glutInitDisplayMode( GLUT_RGB | GLUT_SINGLE | GLUT_DEPTH );
+   glutCreateWindow(argv[0]);
+   glewInit();
+   glutReshapeFunc( Reshape );
+   glutKeyboardFunc( Key );
+   glutDisplayFunc( Display );
+   Init();
+   glutMainLoop();
+   return 0;
+}
diff --git a/progs/xdemos/glxgears.c b/progs/xdemos/glxgears.c
index 088f25a357a..92c75caa5e6 100644
--- a/progs/xdemos/glxgears.c
+++ b/progs/xdemos/glxgears.c
@@ -35,6 +35,7 @@
 #include <X11/keysym.h>
 #include <GL/gl.h>
 #include <GL/glx.h>
+#include <GL/glxext.h>
 
 #ifndef GLX_MESA_swap_control
 #define GLX_MESA_swap_control 1
@@ -586,11 +587,17 @@ is_glx_extension_supported(Display *dpy, const char *query)
  * Attempt to determine whether or not the display is synched to vblank.
  */
 static void
-query_vsync(Display *dpy)
+query_vsync(Display *dpy, GLXDrawable drawable)
 {
    int interval = 0;
 
-
+#if defined(GLX_EXT_swap_control)
+   if (is_glx_extension_supported(dpy, "GLX_EXT_swap_control")) {
+       unsigned int tmp = -1;
+       glXQueryDrawable(dpy, drawable, GLX_SWAP_INTERVAL_EXT, &tmp);
+       interval = tmp;
+   } else
+#endif
    if (is_glx_extension_supported(dpy, "GLX_MESA_swap_control")) {
       PFNGLXGETSWAPINTERVALMESAPROC pglXGetSwapIntervalMESA =
           (PFNGLXGETSWAPINTERVALMESAPROC)
@@ -749,7 +756,7 @@ main(int argc, char *argv[])
    make_window(dpy, "glxgears", x, y, winWidth, winHeight, &win, &ctx);
    XMapWindow(dpy, win);
    glXMakeCurrent(dpy, win, ctx);
-   query_vsync(dpy);
+   query_vsync(dpy, win);
 
    if (printInfo) {
       printf("GL_RENDERER   = %s\n", (char *) glGetString(GL_RENDERER));
@@ -771,6 +778,7 @@ main(int argc, char *argv[])
    glDeleteLists(gear1, 1);
    glDeleteLists(gear2, 1);
    glDeleteLists(gear3, 1);
+   glXMakeCurrent(dpy, None, NULL);
    glXDestroyContext(dpy, ctx);
    XDestroyWindow(dpy, win);
    XCloseDisplay(dpy);
diff --git a/progs/xdemos/offset.c b/progs/xdemos/offset.c
index 314a4fcdd17..3858a5b8020 100644
--- a/progs/xdemos/offset.c
+++ b/progs/xdemos/offset.c
@@ -94,6 +94,9 @@ static int attributeList[] = { GLX_RGBA, GLX_RED_SIZE, 1, GLX_GREEN_SIZE, 1,
 
 static int dimension = 3;
 
+static float Scale = 1.0;
+
+
 int main(int argc, char** argv) {
     Display *dpy;
     XVisualInfo *vi;
@@ -182,6 +185,7 @@ draw_scene(int mx, int my) {
 #else
     glEnable(GL_POLYGON_OFFSET_FILL);
 #endif
+    glScalef(Scale, Scale, Scale);
     cubes(mx, my, HIDDEN_LINE);
 #ifdef GL_EXT_polygon_offset
     glDisable(GL_POLYGON_OFFSET_EXT);
@@ -289,6 +293,12 @@ process_input(Display *dpy, Window win) {
 	case KeyPress:
 	    (void) XLookupString(&event.xkey, buf, sizeof(buf), &keysym, NULL);
 	    switch (keysym) {
+            case 'Z':
+               Scale *= 1.1;
+               break;
+            case 'z':
+               Scale *= 0.9;
+               break;
 	    case XK_Escape:
 		exit(EXIT_SUCCESS);
 	    default: