Import the GLX client side library, formerly from xc/lib/GL/glx. Build it

by adding 'glx/x11' to SRC_DIRS in your build config.

1 files changed, 512 insertions, 0 deletions

diff --git a/src/glx/x11/render2.c b/src/glx/x11/render2.c
new file mode 100644
index 00000000000..db60544c6ad
--- /dev/null
+++ b/src/glx/x11/render2.c
@@ -0,0 +1,512 @@
+/* $XFree86: xc/lib/GL/glx/render2.c,v 1.6 2004/01/31 09:29:33 alanh Exp $ */
+/*
+** License Applicability. Except to the extent portions of this file are
+** made subject to an alternative license as permitted in the SGI Free
+** Software License B, Version 1.1 (the "License"), the contents of this
+** file are subject only to the provisions of the License. You may not use
+** this file except in compliance with the License. You may obtain a copy
+** of the License at Silicon Graphics, Inc., attn: Legal Services, 1600
+** Amphitheatre Parkway, Mountain View, CA 94043-1351, or at:
+** 
+** http://oss.sgi.com/projects/FreeB
+** 
+** Note that, as provided in the License, the Software is distributed on an
+** "AS IS" basis, with ALL EXPRESS AND IMPLIED WARRANTIES AND CONDITIONS
+** DISCLAIMED, INCLUDING, WITHOUT LIMITATION, ANY IMPLIED WARRANTIES AND
+** CONDITIONS OF MERCHANTABILITY, SATISFACTORY QUALITY, FITNESS FOR A
+** PARTICULAR PURPOSE, AND NON-INFRINGEMENT.
+** 
+** Original Code. The Original Code is: OpenGL Sample Implementation,
+** Version 1.2.1, released January 26, 2000, developed by Silicon Graphics,
+** Inc. The Original Code is Copyright (c) 1991-2000 Silicon Graphics, Inc.
+** Copyright in any portions created by third parties is as indicated
+** elsewhere herein. All Rights Reserved.
+** 
+** Additional Notice Provisions: The application programming interfaces
+** established by SGI in conjunction with the Original Code are The
+** OpenGL(R) Graphics System: A Specification (Version 1.2.1), released
+** April 1, 1999; The OpenGL(R) Graphics System Utility Library (Version
+** 1.3), released November 4, 1998; and OpenGL(R) Graphics with the X
+** Window System(R) (Version 1.3), released October 19, 1998. This software
+** was created using the OpenGL(R) version 1.2.1 Sample Implementation
+** published by SGI, but has not been independently verified as being
+** compliant with the OpenGL(R) version 1.2.1 Specification.
+**
+*/
+
+#include "packrender.h"
+#include "size.h"
+
+/*
+** This file contains routines that might need to be transported as
+** GLXRender or GLXRenderLarge commands, and these commands don't
+** use the pixel header.  See renderpix.c for those routines.
+*/
+
+void glCallLists(GLsizei n, GLenum type, const GLvoid *lists)
+{
+    __GLX_DECLARE_VARIABLES();
+    __GLX_LOAD_VARIABLES();
+
+    compsize = __glCallLists_size(n,type);
+    cmdlen = __GLX_PAD(12 + compsize);
+    if (!gc->currentDpy) return;
+
+    if (cmdlen <= gc->maxSmallRenderCommandSize) {
+	/* Use GLXRender protocol to send small command */
+	__GLX_BEGIN_VARIABLE(X_GLrop_CallLists,cmdlen);
+	__GLX_PUT_LONG(4,n);
+	__GLX_PUT_LONG(8,type);
+	__GLX_PUT_CHAR_ARRAY(12,lists,compsize);
+	__GLX_END(cmdlen);
+    } else {
+	/* Use GLXRenderLarge protocol to send command */
+	__GLX_BEGIN_VARIABLE_LARGE(X_GLrop_CallLists,cmdlen+4);
+	__GLX_PUT_LONG(8,n);
+	__GLX_PUT_LONG(12,type);
+	__glXSendLargeCommand(gc, pc, 16, lists, compsize);
+    }
+}
+
+void glMap1d(GLenum target, GLdouble u1, GLdouble u2, GLint stride,
+	     GLint order, const GLdouble *pnts)
+{
+    __GLX_DECLARE_VARIABLES();
+    GLint k;
+
+    __GLX_LOAD_VARIABLES();
+    k = __glEvalComputeK(target);
+    if (k == 0) {
+	__glXSetError(gc, GL_INVALID_ENUM);
+	return;
+    } else if (stride < k || order <= 0) {
+	__glXSetError(gc, GL_INVALID_VALUE);
+	return;
+    }
+    compsize = k * order * __GLX_SIZE_FLOAT64;
+    cmdlen = 28+compsize;
+    if (!gc->currentDpy) return;
+
+    if (cmdlen <= gc->maxSmallRenderCommandSize) {
+	/* Use GLXRender protocol to send small command */
+	__GLX_BEGIN_VARIABLE(X_GLrop_Map1d,cmdlen);
+	__GLX_PUT_DOUBLE(4,u1);
+	__GLX_PUT_DOUBLE(12,u2);
+	__GLX_PUT_LONG(20,target);
+	__GLX_PUT_LONG(24,order);
+	/*
+	** NOTE: the doubles that follow are not aligned because of 3
+	** longs preceeding
+	*/
+	__glFillMap1d(k, order, stride, pnts, (pc+28));
+	__GLX_END(cmdlen);
+    } else {
+	/* Use GLXRenderLarge protocol to send command */
+	__GLX_BEGIN_VARIABLE_LARGE(X_GLrop_Map1d,cmdlen+4);
+	__GLX_PUT_DOUBLE(8,u1);
+	__GLX_PUT_DOUBLE(16,u2);
+	__GLX_PUT_LONG(24,target);
+	__GLX_PUT_LONG(28,order);
+
+	/*
+	** NOTE: the doubles that follow are not aligned because of 3
+	** longs preceeding
+	*/
+	if (stride != k) {
+	    GLubyte *buf;
+
+	    buf = (GLubyte *) Xmalloc(compsize);
+	    if (!buf) {
+		__glXSetError(gc, GL_OUT_OF_MEMORY);
+		return;
+	    }
+	    __glFillMap1d(k, order, stride, pnts, buf);
+	    __glXSendLargeCommand(gc, pc, 32, buf, compsize);
+	    Xfree((char*) buf);
+	} else {
+	    /* Data is already packed.  Just send it out */
+	    __glXSendLargeCommand(gc, pc, 32, pnts, compsize);
+	}
+    }
+}
+
+void glMap1f(GLenum target, GLfloat u1, GLfloat u2, GLint stride,
+	     GLint order, const GLfloat *pnts)
+{
+    __GLX_DECLARE_VARIABLES();
+    GLint k;
+
+    __GLX_LOAD_VARIABLES();
+    k = __glEvalComputeK(target);
+    if (k == 0) {
+	__glXSetError(gc, GL_INVALID_ENUM);
+	return;
+    } else if (stride < k || order <= 0) {
+	__glXSetError(gc, GL_INVALID_VALUE);
+	return;
+    }
+    compsize = k * order * __GLX_SIZE_FLOAT32;
+    cmdlen = 20+compsize;
+    if (!gc->currentDpy) return;
+
+    /*
+    ** The order that arguments are packed is different from the order
+    ** for glMap1d.
+    */
+    if (cmdlen <= gc->maxSmallRenderCommandSize) {
+	/* Use GLXRender protocol to send small command */
+	__GLX_BEGIN_VARIABLE(X_GLrop_Map1f,cmdlen);
+	__GLX_PUT_LONG(4,target);
+	__GLX_PUT_FLOAT(8,u1);
+	__GLX_PUT_FLOAT(12,u2);
+	__GLX_PUT_LONG(16,order);
+	__glFillMap1f(k, order, stride, pnts, (GLubyte*) (pc+20));
+	__GLX_END(cmdlen);
+    } else {
+	/* Use GLXRenderLarge protocol to send command */
+	__GLX_BEGIN_VARIABLE_LARGE(X_GLrop_Map1f,cmdlen+4);
+	__GLX_PUT_LONG(8,target);
+	__GLX_PUT_FLOAT(12,u1);
+	__GLX_PUT_FLOAT(16,u2);
+	__GLX_PUT_LONG(20,order);
+
+	if (stride != k) {
+	    GLubyte *buf;
+
+	    buf = (GLubyte *) Xmalloc(compsize);
+	    if (!buf) {
+		__glXSetError(gc, GL_OUT_OF_MEMORY);
+		return;
+	    }
+	    __glFillMap1f(k, order, stride, pnts, buf);
+	    __glXSendLargeCommand(gc, pc, 24, buf, compsize);
+	    Xfree((char*) buf);
+	} else {
+	    /* Data is already packed.  Just send it out */
+	    __glXSendLargeCommand(gc, pc, 24, pnts, compsize);
+	}
+    }
+}
+
+void glMap2d(GLenum target, GLdouble u1, GLdouble u2, GLint ustr, GLint uord,
+	     GLdouble v1, GLdouble v2, GLint vstr, GLint vord,
+	     const GLdouble *pnts)
+{
+    __GLX_DECLARE_VARIABLES();
+    GLint k;
+
+    __GLX_LOAD_VARIABLES();
+    k = __glEvalComputeK(target);
+    if (k == 0) {
+	__glXSetError(gc, GL_INVALID_ENUM);
+	return;
+    } else if (vstr < k || ustr < k || vord <= 0 || uord <= 0) {
+	__glXSetError(gc, GL_INVALID_VALUE);
+	return;
+    }
+    compsize = k * uord * vord * __GLX_SIZE_FLOAT64;
+    cmdlen = 48+compsize; 
+    if (!gc->currentDpy) return;
+
+    if (cmdlen <= gc->maxSmallRenderCommandSize) {
+	/* Use GLXRender protocol to send small command */
+	__GLX_BEGIN_VARIABLE(X_GLrop_Map2d,cmdlen);
+	__GLX_PUT_DOUBLE(4,u1);
+	__GLX_PUT_DOUBLE(12,u2);
+	__GLX_PUT_DOUBLE(20,v1);
+	__GLX_PUT_DOUBLE(28,v2);
+	__GLX_PUT_LONG(36,target);
+	__GLX_PUT_LONG(40,uord);
+	__GLX_PUT_LONG(44,vord);
+	/*
+	** Pack into a u-major ordering.
+	** NOTE: the doubles that follow are not aligned because of 5
+	** longs preceeding
+	*/
+	__glFillMap2d(k, uord, vord, ustr, vstr, pnts, (GLdouble*) (pc+48));
+	__GLX_END(cmdlen);
+    } else {
+	/* Use GLXRenderLarge protocol to send command */
+	__GLX_BEGIN_VARIABLE_LARGE(X_GLrop_Map2d,cmdlen+4);
+	__GLX_PUT_DOUBLE(8,u1);
+	__GLX_PUT_DOUBLE(16,u2);
+	__GLX_PUT_DOUBLE(24,v1);
+	__GLX_PUT_DOUBLE(32,v2);
+	__GLX_PUT_LONG(40,target);
+	__GLX_PUT_LONG(44,uord);
+	__GLX_PUT_LONG(48,vord);
+
+	/*
+	** NOTE: the doubles that follow are not aligned because of 5
+	** longs preceeding
+	*/
+	if ((vstr != k) || (ustr != k*vord)) {
+	    GLdouble *buf;
+
+	    buf = (GLdouble *) Xmalloc(compsize);
+	    if (!buf) {
+		__glXSetError(gc, GL_OUT_OF_MEMORY);
+		return;
+	    }
+	    /*
+	    ** Pack into a u-major ordering.
+	    */
+	    __glFillMap2d(k, uord, vord, ustr, vstr, pnts, buf);
+	    __glXSendLargeCommand(gc, pc, 52, buf, compsize);
+	    Xfree((char*) buf);
+	} else {
+	    /* Data is already packed.  Just send it out */
+	    __glXSendLargeCommand(gc, pc, 52, pnts, compsize);
+	}
+    }
+}
+
+void glMap2f(GLenum target, GLfloat u1, GLfloat u2, GLint ustr, GLint uord,
+	     GLfloat v1, GLfloat v2, GLint vstr, GLint vord,
+	     const GLfloat *pnts)
+{
+    __GLX_DECLARE_VARIABLES();
+    GLint k;
+
+    __GLX_LOAD_VARIABLES();
+    k = __glEvalComputeK(target);
+    if (k == 0) {
+	__glXSetError(gc, GL_INVALID_ENUM);
+	return;
+    } else if (vstr < k || ustr < k || vord <= 0 || uord <= 0) {
+	__glXSetError(gc, GL_INVALID_VALUE);
+	return;
+    }
+    compsize = k * uord * vord * __GLX_SIZE_FLOAT32;
+    cmdlen = 32+compsize; 
+    if (!gc->currentDpy) return;
+
+    /*
+    ** The order that arguments are packed is different from the order
+    ** for glMap2d.
+    */
+    if (cmdlen <= gc->maxSmallRenderCommandSize) {
+	/* Use GLXRender protocol to send small command */
+	__GLX_BEGIN_VARIABLE(X_GLrop_Map2f,cmdlen);
+	__GLX_PUT_LONG(4,target);
+	__GLX_PUT_FLOAT(8,u1);
+	__GLX_PUT_FLOAT(12,u2);
+	__GLX_PUT_LONG(16,uord);
+	__GLX_PUT_FLOAT(20,v1);
+	__GLX_PUT_FLOAT(24,v2);
+	__GLX_PUT_LONG(28,vord);
+	/*
+	** Pack into a u-major ordering.
+	*/
+	__glFillMap2f(k, uord, vord, ustr, vstr, pnts, (GLfloat*) (pc+32));
+	__GLX_END(cmdlen);
+    } else {
+	/* Use GLXRenderLarge protocol to send command */
+	__GLX_BEGIN_VARIABLE_LARGE(X_GLrop_Map2f,cmdlen+4);
+	__GLX_PUT_LONG(8,target);
+	__GLX_PUT_FLOAT(12,u1);
+	__GLX_PUT_FLOAT(16,u2);
+	__GLX_PUT_LONG(20,uord);
+	__GLX_PUT_FLOAT(24,v1);
+	__GLX_PUT_FLOAT(28,v2);
+	__GLX_PUT_LONG(32,vord);
+
+	if ((vstr != k) || (ustr != k*vord)) {
+	    GLfloat *buf;
+
+	    buf = (GLfloat *) Xmalloc(compsize);
+	    if (!buf) {
+		__glXSetError(gc, GL_OUT_OF_MEMORY);
+		return;
+	    }
+	    /*
+	    ** Pack into a u-major ordering.
+	    */
+	    __glFillMap2f(k, uord, vord, ustr, vstr, pnts, buf);
+	    __glXSendLargeCommand(gc, pc, 36, buf, compsize);
+	    Xfree((char*) buf);
+	} else {
+	    /* Data is already packed.  Just send it out */
+	    __glXSendLargeCommand(gc, pc, 36, pnts, compsize);
+	}
+    }
+}
+
+void glPixelMapfv(GLenum map, GLint mapsize, const GLfloat *values)
+{
+    __GLX_DECLARE_VARIABLES();
+
+    __GLX_LOAD_VARIABLES();
+    if (mapsize < 0) {
+	__glXSetError(gc, GL_INVALID_VALUE);
+	return;
+    }
+    compsize = mapsize * __GLX_SIZE_FLOAT32;
+    cmdlen = 12+compsize;
+    if (!gc->currentDpy) return;
+
+    if (cmdlen <= gc->maxSmallRenderCommandSize) {
+	/* Use GLXRender protocol to send small command */
+	__GLX_BEGIN_VARIABLE(X_GLrop_PixelMapfv,cmdlen);
+	__GLX_PUT_LONG(4,map);
+	__GLX_PUT_LONG(8,mapsize);
+	__GLX_PUT_FLOAT_ARRAY(12,values,mapsize);
+	__GLX_END(cmdlen);
+    } else {
+	/* Use GLXRenderLarge protocol to send command */
+	__GLX_BEGIN_VARIABLE_LARGE(X_GLrop_PixelMapfv,cmdlen+4);
+	__GLX_PUT_LONG(8,map);
+	__GLX_PUT_LONG(12,mapsize);
+	__glXSendLargeCommand(gc, pc, 16, values, compsize);
+    }
+}
+
+void glPixelMapuiv(GLenum map, GLint mapsize, const GLuint *values)
+{
+    __GLX_DECLARE_VARIABLES();
+
+    __GLX_LOAD_VARIABLES();
+    if (mapsize < 0) {
+	__glXSetError(gc, GL_INVALID_VALUE);
+	return;
+    }
+    compsize = mapsize * __GLX_SIZE_CARD32;
+    cmdlen = 12+compsize;
+    if (!gc->currentDpy) return;
+
+    if (cmdlen <= gc->maxSmallRenderCommandSize) {
+	/* Use GLXRender protocol to send small command */
+	__GLX_BEGIN_VARIABLE(X_GLrop_PixelMapuiv,cmdlen);
+	__GLX_PUT_LONG(4,map);
+	__GLX_PUT_LONG(8,mapsize);
+	__GLX_PUT_LONG_ARRAY(12,values,mapsize);
+	__GLX_END(cmdlen);
+    } else {
+	/* Use GLXRenderLarge protocol to send command */
+	__GLX_BEGIN_VARIABLE_LARGE(X_GLrop_PixelMapuiv,cmdlen+4);
+	__GLX_PUT_LONG(8,map);
+	__GLX_PUT_LONG(12,mapsize);
+	__glXSendLargeCommand(gc, pc, 16, values, compsize);
+    }
+}
+
+void glPixelMapusv(GLenum map, GLint mapsize, const GLushort *values)
+{
+    __GLX_DECLARE_VARIABLES();
+
+    __GLX_LOAD_VARIABLES();
+    if (mapsize < 0) {
+	__glXSetError(gc, GL_INVALID_VALUE);
+	return;
+    }
+    compsize = mapsize * __GLX_SIZE_CARD16;
+    cmdlen = __GLX_PAD(12 + compsize);
+    if (!gc->currentDpy) return;
+
+    if (cmdlen <= gc->maxSmallRenderCommandSize) {
+	/* Use GLXRender protocol to send small command */
+	__GLX_BEGIN_VARIABLE(X_GLrop_PixelMapusv,cmdlen);
+	__GLX_PUT_LONG(4,map);
+	__GLX_PUT_LONG(8,mapsize);
+	__GLX_PUT_SHORT_ARRAY(12,values,mapsize);
+	__GLX_END(cmdlen);
+    } else {
+	/* Use GLXRenderLarge protocol to send command */
+	__GLX_BEGIN_VARIABLE_LARGE(X_GLrop_PixelMapusv,cmdlen+4);
+	__GLX_PUT_LONG(8,map);
+	__GLX_PUT_LONG(12,mapsize);
+	__glXSendLargeCommand(gc, pc, 16, values, compsize);
+    }
+}
+
+void glEnable(GLenum cap)
+{
+    __GLX_DECLARE_VARIABLES();
+
+    __GLX_LOAD_VARIABLES();
+    if (!gc->currentDpy) return;
+
+    switch(cap) {
+	case GL_COLOR_ARRAY:
+	case GL_EDGE_FLAG_ARRAY:
+	case GL_INDEX_ARRAY:
+	case GL_NORMAL_ARRAY:
+	case GL_TEXTURE_COORD_ARRAY:
+	case GL_VERTEX_ARRAY:
+	case GL_SECONDARY_COLOR_ARRAY:
+	case GL_FOG_COORD_ARRAY:
+	    glEnableClientState(cap);
+	    return;
+	default:
+	    break;
+    }
+
+    __GLX_BEGIN(X_GLrop_Enable,8);
+    __GLX_PUT_LONG(4,cap);
+    __GLX_END(8);
+}
+
+void glDisable(GLenum cap)
+{
+    __GLX_DECLARE_VARIABLES();
+
+    __GLX_LOAD_VARIABLES();
+    if (!gc->currentDpy) return;
+
+    switch(cap) {
+	case GL_COLOR_ARRAY:
+	case GL_EDGE_FLAG_ARRAY:
+	case GL_INDEX_ARRAY:
+	case GL_NORMAL_ARRAY:
+	case GL_TEXTURE_COORD_ARRAY:
+	case GL_VERTEX_ARRAY:
+	case GL_SECONDARY_COLOR_ARRAY:
+	case GL_FOG_COORD_ARRAY:
+	    glDisableClientState(cap);
+	    return;
+	default:
+	    break;
+    }
+
+    __GLX_BEGIN(X_GLrop_Disable,8);
+    __GLX_PUT_LONG(4,cap);
+    __GLX_END(8);
+}
+
+void glSampleCoverageARB( GLfloat value, GLboolean invert )
+{
+    __GLX_DECLARE_VARIABLES();
+
+    __GLX_LOAD_VARIABLES();
+    if (!gc->currentDpy) return;
+
+    __GLX_BEGIN(X_GLrop_SampleCoverageARB,12);
+    __GLX_PUT_FLOAT(4,value);
+    __GLX_PUT_CHAR(8,invert);
+    __GLX_END(12);
+}
+
+void glSampleMaskSGIS( GLfloat value, GLboolean invert )
+{
+    __GLX_DECLARE_VARIABLES();
+
+    __GLX_LOAD_VARIABLES();
+    if (!gc->currentDpy) return;
+
+    __GLX_BEGIN(X_GLvop_SampleMaskSGIS,12);
+    __GLX_PUT_FLOAT(4,value);
+    __GLX_PUT_CHAR(8,invert);
+    __GLX_END(12);
+}
+
+void glSamplePatternSGIS( GLenum pass )
+{
+    __GLX_DECLARE_VARIABLES();
+
+    __GLX_LOAD_VARIABLES();
+    if (!gc->currentDpy) return;
+
+    __GLX_BEGIN(X_GLvop_SamplePatternSGIS,8);
+    __GLX_PUT_LONG(4,pass);
+    __GLX_END(8);
+}