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-rw-r--r--src/mesa/drivers/x11/fakeglx.c186
-rw-r--r--src/mesa/drivers/x11/glxapi.c32
-rw-r--r--src/mesa/drivers/x11/glxapi.h5
-rw-r--r--src/mesa/drivers/x11/xm_api.c247
-rw-r--r--src/mesa/drivers/x11/xmesaP.h9
5 files changed, 454 insertions, 25 deletions
diff --git a/src/mesa/drivers/x11/fakeglx.c b/src/mesa/drivers/x11/fakeglx.c
index 86a4deabc67..ef22a3f03eb 100644
--- a/src/mesa/drivers/x11/fakeglx.c
+++ b/src/mesa/drivers/x11/fakeglx.c
@@ -1,8 +1,8 @@
/*
* Mesa 3-D graphics library
- * Version: 6.5.2
+ * Version: 7.1
*
- * Copyright (C) 1999-2006 Brian Paul All Rights Reserved.
+ * Copyright (C) 1999-2007 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"),
@@ -78,6 +78,7 @@
"GLX_MESA_pixmap_colormap " \
"GLX_MESA_release_buffers " \
"GLX_ARB_get_proc_address " \
+ "GLX_EXT_texture_from_pixmap " \
"GLX_EXT_visual_info " \
"GLX_EXT_visual_rating " \
/*"GLX_SGI_video_sync "*/ \
@@ -1223,6 +1224,30 @@ choose_visual( Display *dpy, int screen, const int *list, GLboolean fbConfig )
/* ignore */
break;
+#ifdef GLX_EXT_texture_from_pixmap
+ case GLX_BIND_TO_TEXTURE_RGB_EXT:
+ parselist++; /*skip*/
+ break;
+ case GLX_BIND_TO_TEXTURE_RGBA_EXT:
+ parselist++; /*skip*/
+ break;
+ case GLX_BIND_TO_MIPMAP_TEXTURE_EXT:
+ parselist++; /*skip*/
+ break;
+ case GLX_BIND_TO_TEXTURE_TARGETS_EXT:
+ parselist++;
+ if (*parselist & ~(GLX_TEXTURE_1D_BIT_EXT |
+ GLX_TEXTURE_2D_BIT_EXT |
+ GLX_TEXTURE_RECTANGLE_BIT_EXT)) {
+ /* invalid bit */
+ return NULL;
+ }
+ break;
+ case GLX_Y_INVERTED_EXT:
+ parselist++; /*skip*/
+ break;
+#endif
+
case None:
/* end of list */
break;
@@ -1878,6 +1903,27 @@ get_config( XMesaVisual xmvis, int attrib, int *value, GLboolean fbconfig )
*value = xmvis->visinfo->visualid;
break;
+#ifdef GLX_EXT_texture_from_pixmap
+ case GLX_BIND_TO_TEXTURE_RGB_EXT:
+ *value = True; /*XXX*/
+ break;
+ case GLX_BIND_TO_TEXTURE_RGBA_EXT:
+ /* XXX review */
+ *value = xmvis->mesa_visual.alphaBits > 0 ? True : False;
+ break;
+ case GLX_BIND_TO_MIPMAP_TEXTURE_EXT:
+ *value = True; /*XXX*/
+ break;
+ case GLX_BIND_TO_TEXTURE_TARGETS_EXT:
+ *value = (GLX_TEXTURE_1D_BIT_EXT |
+ GLX_TEXTURE_2D_BIT_EXT |
+ GLX_TEXTURE_RECTANGLE_BIT_EXT); /*XXX*/
+ break;
+ case GLX_Y_INVERTED_EXT:
+ *value = False; /*XXX*/
+ break;
+#endif
+
default:
return GLX_BAD_ATTRIBUTE;
}
@@ -2145,16 +2191,102 @@ Fake_glXCreatePixmap( Display *dpy, GLXFBConfig config, Pixmap pixmap,
{
XMesaVisual v = (XMesaVisual) config;
XMesaBuffer b;
-
- (void) dpy;
- (void) config;
- (void) pixmap;
- (void) attribList; /* Ignored in GLX 1.3 */
+ const int *attr;
+ int target = 0, format = 0, mipmap = 0;
+ int value;
if (!dpy || !config || !pixmap)
return 0;
- b = XMesaCreatePixmapBuffer( v, pixmap, 0 );
+ for (attr = attribList; *attr; attr++) {
+ switch (*attr) {
+ case GLX_TEXTURE_FORMAT_EXT:
+ attr++;
+ switch (*attr) {
+ case GLX_TEXTURE_FORMAT_NONE_EXT:
+ case GLX_TEXTURE_FORMAT_RGB_EXT:
+ case GLX_TEXTURE_FORMAT_RGBA_EXT:
+ format = *attr;
+ break;
+ default:
+ /* error */
+ return 0;
+ }
+ break;
+ case GLX_TEXTURE_TARGET_EXT:
+ attr++;
+ switch (*attr) {
+ case GLX_TEXTURE_1D_EXT:
+ case GLX_TEXTURE_2D_EXT:
+ case GLX_TEXTURE_RECTANGLE_EXT:
+ target = *attr;
+ break;
+ default:
+ /* error */
+ return 0;
+ }
+ break;
+ case GLX_MIPMAP_TEXTURE_EXT:
+ attr++;
+ if (*attr)
+ mipmap = 1;
+ break;
+ default:
+ /* error */
+ return 0;
+ }
+ }
+
+ if (format == GLX_TEXTURE_FORMAT_RGB_EXT) {
+ if (get_config(v, GLX_BIND_TO_TEXTURE_RGB_EXT,
+ &value, GL_TRUE) != Success
+ || !value) {
+ return 0; /* error! */
+ }
+ }
+ else if (format == GLX_TEXTURE_FORMAT_RGBA_EXT) {
+ if (get_config(v, GLX_BIND_TO_TEXTURE_RGBA_EXT,
+ &value, GL_TRUE) != Success
+ || !value) {
+ return 0; /* error! */
+ }
+ }
+ if (mipmap) {
+ if (get_config(v, GLX_BIND_TO_MIPMAP_TEXTURE_EXT,
+ &value, GL_TRUE) != Success
+ || !value) {
+ return 0; /* error! */
+ }
+ }
+ if (target == GLX_TEXTURE_1D_EXT) {
+ if (get_config(v, GLX_BIND_TO_TEXTURE_TARGETS_EXT,
+ &value, GL_TRUE) != Success
+ || (value & GLX_TEXTURE_1D_BIT_EXT) == 0) {
+ return 0; /* error! */
+ }
+ }
+ else if (target == GLX_TEXTURE_2D_EXT) {
+ if (get_config(v, GLX_BIND_TO_TEXTURE_TARGETS_EXT,
+ &value, GL_TRUE) != Success
+ || (value & GLX_TEXTURE_2D_BIT_EXT) == 0) {
+ return 0; /* error! */
+ }
+ }
+ if (target == GLX_TEXTURE_RECTANGLE_EXT) {
+ if (get_config(v, GLX_BIND_TO_TEXTURE_TARGETS_EXT,
+ &value, GL_TRUE) != Success
+ || (value & GLX_TEXTURE_RECTANGLE_BIT_EXT) == 0) {
+ return 0; /* error! */
+ }
+ }
+
+ if (format || target || mipmap) {
+ /* texture from pixmap */
+ b = XMesaCreatePixmapTextureBuffer(v, pixmap, 0, format, target, mipmap);
+ }
+ else {
+ b = XMesaCreatePixmapBuffer( v, pixmap, 0 );
+ }
if (!b) {
return 0;
}
@@ -2260,8 +2392,20 @@ Fake_glXQueryDrawable( Display *dpy, GLXDrawable draw, int attribute,
case GLX_FBCONFIG_ID:
*value = xmbuf->xm_visual->visinfo->visualid;
return;
+#ifdef GLX_EXT_texture_from_pixmap
+ case GLX_TEXTURE_FORMAT_EXT:
+ *value = xmbuf->TextureFormat;
+ break;
+ case GLX_TEXTURE_TARGET_EXT:
+ *value = xmbuf->TextureTarget;
+ break;
+ case GLX_MIPMAP_TEXTURE_EXT:
+ *value = xmbuf->TextureMipmap;
+ break;
+#endif
+
default:
- return; /* GLX_BAD_ATTRIBUTE? */
+ return; /* raise BadValue error */
}
}
@@ -2854,6 +2998,26 @@ Fake_glXGetAGPOffsetMESA( const GLvoid *pointer )
}
+/*** GLX_EXT_texture_from_pixmap ***/
+
+static void
+Fake_glXBindTexImageEXT(Display *dpy, GLXDrawable drawable, int buffer,
+ const int *attrib_list)
+{
+ XMesaBuffer b = XMesaFindBuffer(dpy, drawable);
+ if (b)
+ XMesaBindTexImage(dpy, b, buffer, attrib_list);
+}
+
+static void
+Fake_glXReleaseTexImageEXT(Display *dpy, GLXDrawable drawable, int buffer)
+{
+ XMesaBuffer b = XMesaFindBuffer(dpy, drawable);
+ if (b)
+ XMesaReleaseTexImage(dpy, b, buffer);
+}
+
+
/* silence warning */
extern struct _glxapi_table *_mesa_GetGLXDispatchTable(void);
@@ -3009,5 +3173,9 @@ _mesa_GetGLXDispatchTable(void)
/*** GLX_MESA_agp_offset ***/
glx.GetAGPOffsetMESA = Fake_glXGetAGPOffsetMESA;
+ /*** GLX_EXT_texture_from_pixmap ***/
+ glx.BindTexImageEXT = Fake_glXBindTexImageEXT;
+ glx.ReleaseTexImageEXT = Fake_glXReleaseTexImageEXT;
+
return &glx;
}
diff --git a/src/mesa/drivers/x11/glxapi.c b/src/mesa/drivers/x11/glxapi.c
index 973f3940451..5f11c90c13c 100644
--- a/src/mesa/drivers/x11/glxapi.c
+++ b/src/mesa/drivers/x11/glxapi.c
@@ -1,8 +1,8 @@
/*
* Mesa 3-D graphics library
- * Version: 6.5
+ * Version: 7.1
*
- * Copyright (C) 1999-2006 Brian Paul All Rights Reserved.
+ * Copyright (C) 1999-2007 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"),
@@ -1104,6 +1104,27 @@ glXGetMemoryOffsetMESA(Display *dpy, int scrn, const void *pointer)
}
+/*** GLX_EXT_texture_from_pixmap */
+
+void
+glXBindTexImageEXT(Display *dpy, GLXDrawable drawable, int buffer,
+ const int *attrib_list)
+{
+ struct _glxapi_table *t;
+ GET_DISPATCH(dpy, t);
+ if (t)
+ t->BindTexImageEXT(dpy, drawable, buffer, attrib_list);
+}
+
+void
+glXReleaseTexImageEXT(Display *dpy, GLXDrawable drawable, int buffer)
+{
+ struct _glxapi_table *t;
+ GET_DISPATCH(dpy, t);
+ if (t)
+ t->ReleaseTexImageEXT(dpy, drawable, buffer);
+}
+
/**********************************************************************/
/* GLX API management functions */
@@ -1148,6 +1169,9 @@ _glxapi_get_extensions(void)
#ifdef GLX_SGIX_pbuffer
"GLX_SGIX_pbuffer",
#endif
+#ifdef GLX_EXT_texture_from_pixmap,
+ "GLX_EXT_texture_from_pixmap",
+#endif
NULL
};
return extensions;
@@ -1333,6 +1357,10 @@ static struct name_address_pair GLX_functions[] = {
{ "glXFreeMemoryMESA", (__GLXextFuncPtr) glXFreeMemoryMESA },
{ "glXGetMemoryOffsetMESA", (__GLXextFuncPtr) glXGetMemoryOffsetMESA },
+ /*** GLX_EXT_texture_from_pixmap ***/
+ { "glXBindTexImageEXT", (__GLXextFuncPtr) glXBindTexImageEXT },
+ { "glXReleaseTexImageEXT", (__GLXextFuncPtr) glXReleaseTexImageEXT },
+
{ NULL, NULL } /* end of list */
};
diff --git a/src/mesa/drivers/x11/glxapi.h b/src/mesa/drivers/x11/glxapi.h
index 3187534c9a3..37de81e55ac 100644
--- a/src/mesa/drivers/x11/glxapi.h
+++ b/src/mesa/drivers/x11/glxapi.h
@@ -196,6 +196,11 @@ struct _glxapi_table {
/*** GLX_MESA_agp_offset ***/
GLuint (*GetAGPOffsetMESA)( const GLvoid *pointer );
+
+ /*** GLX_EXT_texture_from_pixmap ***/
+ void (*BindTexImageEXT)(Display *dpy, GLXDrawable drawable, int buffer,
+ const int *attrib_list);
+ void (*ReleaseTexImageEXT)(Display *dpy, GLXDrawable drawable, int buffer);
};
diff --git a/src/mesa/drivers/x11/xm_api.c b/src/mesa/drivers/x11/xm_api.c
index a07d0a90cf3..edaa71508fc 100644
--- a/src/mesa/drivers/x11/xm_api.c
+++ b/src/mesa/drivers/x11/xm_api.c
@@ -1,8 +1,8 @@
/*
* Mesa 3-D graphics library
- * Version: 6.5.2
+ * Version: 7.1
*
- * Copyright (C) 1999-2006 Brian Paul All Rights Reserved.
+ * Copyright (C) 1999-2007 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"),
@@ -72,6 +72,7 @@
#include "imports.h"
#include "macros.h"
#include "renderbuffer.h"
+#include "teximage.h"
#include "swrast/swrast.h"
#include "swrast_setup/swrast_setup.h"
#include "vbo/vbo.h"
@@ -295,6 +296,19 @@ static GLboolean window_exists( XMesaDisplay *dpy, Window win )
#endif
+static Status
+get_drawable_size(Display *dpy, Drawable d, GLuint *width, GLuint *height)
+{
+ Window root;
+ Status stat;
+ int xpos, ypos;
+ unsigned int w, h, bw, depth;
+ stat = XGetGeometry(dpy, d, &root, &xpos, &ypos, &w, &h, &bw, &depth);
+ *width = w;
+ *height = h;
+ return stat;
+}
+
/**
* Return the size of the window (or pixmap) that corresponds to the
@@ -310,22 +324,14 @@ xmesa_get_window_size(XMesaDisplay *dpy, XMesaBuffer b,
*width = MIN2(b->frontxrb->drawable->width, MAX_WIDTH);
*height = MIN2(b->frontxrb->drawable->height, MAX_HEIGHT);
#else
- Window root;
Status stat;
- int xpos, ypos;
- unsigned int w, h, bw, depth;
_glthread_LOCK_MUTEX(_xmesa_lock);
XSync(b->xm_visual->display, 0); /* added for Chromium */
- stat = XGetGeometry(dpy, b->frontxrb->pixmap, &root, &xpos, &ypos,
- &w, &h, &bw, &depth);
+ stat = get_drawable_size(dpy, b->frontxrb->pixmap, width, height);
_glthread_UNLOCK_MUTEX(_xmesa_lock);
- if (stat) {
- *width = w;
- *height = h;
- }
- else {
+ if (!stat) {
/* probably querying a window that's recently been destroyed */
_mesa_warning(NULL, "XGetGeometry failed!\n");
*width = *height = 1;
@@ -431,6 +437,11 @@ create_xmesa_buffer(XMesaDrawable d, BufferType type,
b->swAlpha,
vis->mesa_visual.numAuxBuffers > 0 );
+ /* GLX_EXT_texture_from_pixmap */
+ b->TextureTarget = 0;
+ b->TextureFormat = GLX_TEXTURE_FORMAT_NONE_EXT;
+ b->TextureMipmap = 0;
+
/* insert buffer into linked list */
b->Next = XMesaBufferList;
XMesaBufferList = b;
@@ -1673,6 +1684,67 @@ XMesaCreatePixmapBuffer(XMesaVisual v, XMesaPixmap p, XMesaColormap cmap)
}
+/**
+ * For GLX_EXT_texture_from_pixmap
+ */
+XMesaBuffer
+XMesaCreatePixmapTextureBuffer(XMesaVisual v, XMesaPixmap p,
+ XMesaColormap cmap,
+ int format, int target, int mipmap)
+{
+ GET_CURRENT_CONTEXT(ctx);
+ XMesaBuffer b;
+ GLuint width, height;
+
+ assert(v);
+
+ b = create_xmesa_buffer((XMesaDrawable) p, PIXMAP, v, cmap);
+ if (!b)
+ return NULL;
+
+ /* get pixmap size, update framebuffer/renderbuffer dims */
+ get_drawable_size(v->display, p, &width, &height);
+ _mesa_resize_framebuffer(NULL, &(b->mesa_buffer), width, height);
+
+ if (target == 0) {
+ /* examine dims */
+ if (ctx->Extensions.ARB_texture_non_power_of_two) {
+ target = GLX_TEXTURE_2D_EXT;
+ }
+ else if ( _mesa_bitcount(width) == 1
+ && _mesa_bitcount(height) == 1) {
+ /* power of two size */
+ if (height == 1) {
+ target = GLX_TEXTURE_1D_EXT;
+ }
+ else {
+ target = GLX_TEXTURE_2D_EXT;
+ }
+ }
+ else if (ctx->Extensions.NV_texture_rectangle) {
+ target = GLX_TEXTURE_RECTANGLE_EXT;
+ }
+ else {
+ /* non power of two textures not supported */
+ XMesaDestroyBuffer(b);
+ return 0;
+ }
+ }
+
+ b->TextureTarget = target;
+ b->TextureFormat = format;
+ b->TextureMipmap = mipmap;
+
+ if (!initialize_visual_and_buffer(v, b, v->mesa_visual.rgbMode,
+ (XMesaDrawable) p, cmap)) {
+ xmesa_free_buffer(b);
+ return NULL;
+ }
+
+ return b;
+}
+
+
XMesaBuffer
XMesaCreatePBuffer(XMesaVisual v, XMesaColormap cmap,
@@ -2254,3 +2326,154 @@ XMesaResizeBuffers( XMesaBuffer b )
xmesa_check_and_update_buffer_size(xmctx, b);
}
+
+static GLint
+xbuffer_to_renderbuffer(int buffer)
+{
+ assert(MAX_AUX_BUFFERS <= 4);
+
+ switch (buffer) {
+ case GLX_FRONT_LEFT_EXT:
+ return BUFFER_FRONT_LEFT;
+ case GLX_FRONT_RIGHT_EXT:
+ return BUFFER_FRONT_RIGHT;
+ case GLX_BACK_LEFT_EXT:
+ return BUFFER_BACK_LEFT;
+ case GLX_BACK_RIGHT_EXT:
+ return BUFFER_BACK_RIGHT;
+ case GLX_AUX0_EXT:
+ return BUFFER_AUX0;
+ case GLX_AUX1_EXT:
+ return BUFFER_AUX1;
+ case GLX_AUX2_EXT:
+ return BUFFER_AUX2;
+ case GLX_AUX3_EXT:
+ return BUFFER_AUX3;
+ case GLX_AUX4_EXT:
+ case GLX_AUX5_EXT:
+ case GLX_AUX6_EXT:
+ case GLX_AUX7_EXT:
+ case GLX_AUX8_EXT:
+ case GLX_AUX9_EXT:
+ default:
+ /* BadValue error */
+ return -1;
+ }
+}
+
+
+PUBLIC void
+XMesaBindTexImage(Display *dpy, XMesaBuffer drawable, int buffer,
+ const int *attrib_list)
+{
+#if 0
+ GET_CURRENT_CONTEXT(ctx);
+ const GLuint unit = ctx->Texture.CurrentUnit;
+ struct gl_texture_unit *texUnit = &ctx->Texture.Unit[unit];
+ struct gl_texture_object *texObj;
+#endif
+ struct gl_renderbuffer *rb;
+ struct xmesa_renderbuffer *xrb;
+ GLint b;
+ XMesaImage *img;
+ GLboolean freeImg = GL_FALSE;
+
+ b = xbuffer_to_renderbuffer(buffer);
+ if (b < 0)
+ return;
+
+ if (drawable->TextureFormat == GLX_TEXTURE_FORMAT_NONE_EXT)
+ return; /* BadMatch error */
+
+ rb = drawable->mesa_buffer.Attachment[b].Renderbuffer;
+ if (!rb) {
+ /* invalid buffer */
+ return;
+ }
+ xrb = xmesa_renderbuffer(rb);
+
+#if 0
+ switch (drawable->TextureTarget) {
+ case GLX_TEXTURE_1D_EXT:
+ texObj = texUnit->Current1D;
+ break;
+ case GLX_TEXTURE_2D_EXT:
+ texObj = texUnit->Current2D;
+ break;
+ case GLX_TEXTURE_RECTANGLE_EXT:
+ texObj = texUnit->CurrentRect;
+ break;
+ default:
+ return; /* BadMatch error */
+ }
+#endif
+
+ /*
+ * The following is a quick and simple way to implement
+ * BindTexImage. The better way is to write some new FetchTexel()
+ * functions which would extract texels from XImages. We'd still
+ * need to use XGetImage when texturing from a Pixmap (front buffer)
+ * but texturing from a back buffer (XImage) would avoid an image
+ * copy.
+ */
+
+ /* get XImage */
+ if (xrb->pixmap) {
+ img = XGetImage(dpy, xrb->pixmap, 0, 0, rb->Width, rb->Height,
+ AllPlanes, ZPixmap );
+ freeImg = GL_TRUE;
+ }
+ else if (xrb->ximage) {
+ img = xrb->ximage;
+ }
+
+ /* store the XImage as a new texture image */
+ if (img) {
+ GLenum format, type, intFormat;
+ if (img->bits_per_pixel == 32) {
+ format = GL_BGRA;
+ type = GL_UNSIGNED_BYTE;
+ intFormat = GL_RGBA;
+ }
+ else if (img->bits_per_pixel == 24) {
+ format = GL_BGR;
+ type = GL_UNSIGNED_BYTE;
+ intFormat = GL_RGB;
+ }
+ else if (img->bits_per_pixel == 16) {
+ format = GL_BGR;
+ type = GL_UNSIGNED_SHORT_5_6_5;
+ intFormat = GL_RGB;
+ }
+ else {
+ _mesa_problem(NULL, "Unexpected XImage format in XMesaBindTexImage");
+ return;
+ }
+ if (drawable->TextureFormat == GLX_TEXTURE_FORMAT_RGBA_EXT) {
+ intFormat = GL_RGBA;
+ }
+ else if (drawable->TextureFormat == GLX_TEXTURE_FORMAT_RGB_EXT) {
+ intFormat = GL_RGB;
+ }
+
+ _mesa_TexImage2D(GL_TEXTURE_2D, 0, intFormat, rb->Width, rb->Height, 0,
+ format, type, img->data);
+
+ if (freeImg) {
+ XMesaDestroyImage(img);
+ }
+ }
+}
+
+
+
+PUBLIC void
+XMesaReleaseTexImage(Display *dpy, XMesaBuffer drawable, int buffer)
+{
+ const GLint b = xbuffer_to_renderbuffer(buffer);
+ if (b < 0)
+ return;
+
+ /* no-op for now */
+}
+
diff --git a/src/mesa/drivers/x11/xmesaP.h b/src/mesa/drivers/x11/xmesaP.h
index 01988867476..e3d7cf381f7 100644
--- a/src/mesa/drivers/x11/xmesaP.h
+++ b/src/mesa/drivers/x11/xmesaP.h
@@ -1,8 +1,8 @@
/*
* Mesa 3-D graphics library
- * Version: 6.5
+ * Version: 7.1
*
- * Copyright (C) 1999-2006 Brian Paul All Rights Reserved.
+ * Copyright (C) 1999-2007 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"),
@@ -267,6 +267,11 @@ struct xmesa_buffer {
fxMesaContext FXctx;
#endif
+ /* GLX_EXT_texture_from_pixmap */
+ GLint TextureTarget; /** GLX_TEXTURE_1D_EXT, for example */
+ GLint TextureFormat; /** GLX_TEXTURE_FORMAT_RGB_EXT, for example */
+ GLint TextureMipmap; /** 0 or 1 */
+
struct xmesa_buffer *Next; /* Linked list pointer: */
};
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