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Diffstat (limited to 'nx-X11/extras/Mesa/src/glx/x11/single2.c')
-rw-r--r--nx-X11/extras/Mesa/src/glx/x11/single2.c833
1 files changed, 0 insertions, 833 deletions
diff --git a/nx-X11/extras/Mesa/src/glx/x11/single2.c b/nx-X11/extras/Mesa/src/glx/x11/single2.c
deleted file mode 100644
index 1c3b8f08e..000000000
--- a/nx-X11/extras/Mesa/src/glx/x11/single2.c
+++ /dev/null
@@ -1,833 +0,0 @@
-/* $XFree86: xc/lib/GL/glx/single2.c,v 1.10 2004/02/11 19:48:16 dawes 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 <stdio.h>
-#include <assert.h>
-#include "glxclient.h"
-#include "packsingle.h"
-#include "glxextensions.h"
-#include "indirect.h"
-#include "indirect_vertex_array.h"
-
-/* Used for GL_ARB_transpose_matrix */
-static void TransposeMatrixf(GLfloat m[16])
-{
- int i, j;
- for (i = 0; i < 4; i++) {
- for (j = 0; j < i; j++) {
- GLfloat tmp = m[i*4+j];
- m[i*4+j] = m[j*4+i];
- m[j*4+i] = tmp;
- }
- }
-}
-
-/* Used for GL_ARB_transpose_matrix */
-static void TransposeMatrixb(GLboolean m[16])
-{
- int i, j;
- for (i = 0; i < 4; i++) {
- for (j = 0; j < i; j++) {
- GLboolean tmp = m[i*4+j];
- m[i*4+j] = m[j*4+i];
- m[j*4+i] = tmp;
- }
- }
-}
-
-/* Used for GL_ARB_transpose_matrix */
-static void TransposeMatrixd(GLdouble m[16])
-{
- int i, j;
- for (i = 0; i < 4; i++) {
- for (j = 0; j < i; j++) {
- GLdouble tmp = m[i*4+j];
- m[i*4+j] = m[j*4+i];
- m[j*4+i] = tmp;
- }
- }
-}
-
-/* Used for GL_ARB_transpose_matrix */
-static void TransposeMatrixi(GLint m[16])
-{
- int i, j;
- for (i = 0; i < 4; i++) {
- for (j = 0; j < i; j++) {
- GLint tmp = m[i*4+j];
- m[i*4+j] = m[j*4+i];
- m[j*4+i] = tmp;
- }
- }
-}
-
-
-/**
- * Remap a transpose-matrix enum to a non-transpose-matrix enum. Enums
- * that are not transpose-matrix enums are unaffected.
- */
-static GLenum
-RemapTransposeEnum( GLenum e )
-{
- switch( e ) {
- case GL_TRANSPOSE_MODELVIEW_MATRIX:
- case GL_TRANSPOSE_PROJECTION_MATRIX:
- case GL_TRANSPOSE_TEXTURE_MATRIX:
- return e - (GL_TRANSPOSE_MODELVIEW_MATRIX - GL_MODELVIEW_MATRIX);
- case GL_TRANSPOSE_COLOR_MATRIX:
- return GL_COLOR_MATRIX;
- default:
- return e;
- };
-}
-
-
-GLenum __indirect_glGetError(void)
-{
- __GLX_SINGLE_DECLARE_VARIABLES();
- GLuint retval = GL_NO_ERROR;
- xGLXGetErrorReply reply;
-
- if (gc->error) {
- /* Use internal error first */
- retval = gc->error;
- gc->error = GL_NO_ERROR;
- return retval;
- }
-
- __GLX_SINGLE_LOAD_VARIABLES();
- __GLX_SINGLE_BEGIN(X_GLsop_GetError,0);
- __GLX_SINGLE_READ_XREPLY();
- retval = reply.error;
- __GLX_SINGLE_END();
-
- return retval;
-}
-
-
-/**
- * Get the selected attribute from the client state.
- *
- * \returns
- * On success \c GL_TRUE is returned. Otherwise, \c GL_FALSE is returned.
- */
-static GLboolean
-get_client_data( __GLXattribute * state, GLenum cap, GLintptr * data )
-{
- GLboolean retval = GL_TRUE;
- const GLint tex_unit = __glXGetActiveTextureUnit( state );
-
-
- switch( cap ) {
- case GL_VERTEX_ARRAY:
- case GL_NORMAL_ARRAY:
- case GL_COLOR_ARRAY:
- case GL_INDEX_ARRAY:
- case GL_EDGE_FLAG_ARRAY:
- case GL_SECONDARY_COLOR_ARRAY:
- case GL_FOG_COORD_ARRAY:
- retval = __glXGetArrayEnable( state, cap, 0, data );
- break;
-
- case GL_VERTEX_ARRAY_SIZE:
- retval = __glXGetArraySize( state, GL_VERTEX_ARRAY, 0, data );
- break;
- case GL_COLOR_ARRAY_SIZE:
- retval = __glXGetArraySize( state, GL_COLOR_ARRAY, 0, data );
- break;
- case GL_SECONDARY_COLOR_ARRAY_SIZE:
- retval = __glXGetArraySize( state, GL_SECONDARY_COLOR_ARRAY, 0, data );
- break;
-
- case GL_VERTEX_ARRAY_TYPE:
- retval = __glXGetArrayType( state, GL_VERTEX_ARRAY, 0, data );
- break;
- case GL_NORMAL_ARRAY_TYPE:
- retval = __glXGetArrayType( state, GL_NORMAL_ARRAY, 0, data );
- break;
- case GL_INDEX_ARRAY_TYPE:
- retval = __glXGetArrayType( state, GL_INDEX_ARRAY, 0, data );
- break;
- case GL_COLOR_ARRAY_TYPE:
- retval = __glXGetArrayType( state, GL_COLOR_ARRAY, 0, data );
- break;
- case GL_SECONDARY_COLOR_ARRAY_TYPE:
- retval = __glXGetArrayType( state, GL_SECONDARY_COLOR_ARRAY, 0, data );
- break;
- case GL_FOG_COORD_ARRAY_TYPE:
- retval = __glXGetArrayType( state, GL_FOG_COORD_ARRAY, 0, data );
- break;
-
- case GL_VERTEX_ARRAY_STRIDE:
- retval = __glXGetArrayStride( state, GL_VERTEX_ARRAY, 0, data );
- break;
- case GL_NORMAL_ARRAY_STRIDE:
- retval = __glXGetArrayStride( state, GL_NORMAL_ARRAY, 0, data );
- break;
- case GL_INDEX_ARRAY_STRIDE:
- retval = __glXGetArrayStride( state, GL_INDEX_ARRAY, 0, data );
- break;
- case GL_EDGE_FLAG_ARRAY_STRIDE:
- retval = __glXGetArrayStride( state, GL_EDGE_FLAG_ARRAY, 0, data );
- break;
- case GL_COLOR_ARRAY_STRIDE:
- retval = __glXGetArrayStride( state, GL_COLOR_ARRAY, 0, data );
- break;
- case GL_SECONDARY_COLOR_ARRAY_STRIDE:
- retval = __glXGetArrayStride( state, GL_SECONDARY_COLOR_ARRAY, 0, data );
- break;
- case GL_FOG_COORD_ARRAY_STRIDE:
- retval = __glXGetArrayStride( state, GL_FOG_COORD_ARRAY, 0, data );
- break;
-
- case GL_TEXTURE_COORD_ARRAY:
- retval = __glXGetArrayEnable( state, GL_TEXTURE_COORD_ARRAY, tex_unit, data );
- break;
- case GL_TEXTURE_COORD_ARRAY_SIZE:
- retval = __glXGetArraySize( state, GL_TEXTURE_COORD_ARRAY, tex_unit, data );
- break;
- case GL_TEXTURE_COORD_ARRAY_TYPE:
- retval = __glXGetArrayType( state, GL_TEXTURE_COORD_ARRAY, tex_unit, data );
- break;
- case GL_TEXTURE_COORD_ARRAY_STRIDE:
- retval = __glXGetArrayStride( state, GL_TEXTURE_COORD_ARRAY, tex_unit, data );
- break;
-
- case GL_MAX_ELEMENTS_VERTICES:
- case GL_MAX_ELEMENTS_INDICES:
- retval = GL_TRUE;
- *data = ~0UL;
- break;
-
-
- case GL_PACK_ROW_LENGTH:
- *data = (GLintptr)state->storePack.rowLength;
- break;
- case GL_PACK_IMAGE_HEIGHT:
- *data = (GLintptr)state->storePack.imageHeight;
- break;
- case GL_PACK_SKIP_ROWS:
- *data = (GLintptr)state->storePack.skipRows;
- break;
- case GL_PACK_SKIP_PIXELS:
- *data = (GLintptr)state->storePack.skipPixels;
- break;
- case GL_PACK_SKIP_IMAGES:
- *data = (GLintptr)state->storePack.skipImages;
- break;
- case GL_PACK_ALIGNMENT:
- *data = (GLintptr)state->storePack.alignment;
- break;
- case GL_PACK_SWAP_BYTES:
- *data = (GLintptr)state->storePack.swapEndian;
- break;
- case GL_PACK_LSB_FIRST:
- *data = (GLintptr)state->storePack.lsbFirst;
- break;
- case GL_UNPACK_ROW_LENGTH:
- *data = (GLintptr)state->storeUnpack.rowLength;
- break;
- case GL_UNPACK_IMAGE_HEIGHT:
- *data = (GLintptr)state->storeUnpack.imageHeight;
- break;
- case GL_UNPACK_SKIP_ROWS:
- *data = (GLintptr)state->storeUnpack.skipRows;
- break;
- case GL_UNPACK_SKIP_PIXELS:
- *data = (GLintptr)state->storeUnpack.skipPixels;
- break;
- case GL_UNPACK_SKIP_IMAGES:
- *data = (GLintptr)state->storeUnpack.skipImages;
- break;
- case GL_UNPACK_ALIGNMENT:
- *data = (GLintptr)state->storeUnpack.alignment;
- break;
- case GL_UNPACK_SWAP_BYTES:
- *data = (GLintptr)state->storeUnpack.swapEndian;
- break;
- case GL_UNPACK_LSB_FIRST:
- *data = (GLintptr)state->storeUnpack.lsbFirst;
- break;
- case GL_MAX_CLIENT_ATTRIB_STACK_DEPTH:
- *data = (GLintptr)__GL_CLIENT_ATTRIB_STACK_DEPTH;
- break;
- case GL_CLIENT_ACTIVE_TEXTURE:
- *data = (GLintptr)(tex_unit + GL_TEXTURE0);
- break;
-
- default:
- retval = GL_FALSE;
- break;
- }
-
-
- return retval;
-}
-
-
-void __indirect_glGetBooleanv(GLenum val, GLboolean *b)
-{
- const GLenum origVal = val;
- __GLX_SINGLE_DECLARE_VARIABLES();
- __GLXattribute * state = (__GLXattribute *)(gc->client_state_private);
- xGLXSingleReply reply;
-
- val = RemapTransposeEnum( val );
-
- __GLX_SINGLE_LOAD_VARIABLES();
- __GLX_SINGLE_BEGIN(X_GLsop_GetBooleanv,4);
- __GLX_SINGLE_PUT_LONG(0,val);
- __GLX_SINGLE_READ_XREPLY();
- __GLX_SINGLE_GET_SIZE(compsize);
-
- if (compsize == 0) {
- /*
- ** Error occured; don't modify user's buffer.
- */
- } else {
- GLintptr data;
-
- /*
- ** We still needed to send the request to the server in order to
- ** find out whether it was legal to make a query (it's illegal,
- ** for example, to call a query between glBegin() and glEnd()).
- */
-
- if ( get_client_data( state, val, & data ) ) {
- *b = (GLboolean) data;
- }
- else {
- /*
- ** Not a local value, so use what we got from the server.
- */
- if (compsize == 1) {
- __GLX_SINGLE_GET_CHAR(b);
- } else {
- __GLX_SINGLE_GET_CHAR_ARRAY(b,compsize);
- if (val != origVal) {
- /* matrix transpose */
- TransposeMatrixb(b);
- }
- }
- }
- }
- __GLX_SINGLE_END();
-}
-
-void __indirect_glGetDoublev(GLenum val, GLdouble *d)
-{
- const GLenum origVal = val;
- __GLX_SINGLE_DECLARE_VARIABLES();
- __GLXattribute * state = (__GLXattribute *)(gc->client_state_private);
- xGLXSingleReply reply;
-
- val = RemapTransposeEnum( val );
-
- __GLX_SINGLE_LOAD_VARIABLES();
- __GLX_SINGLE_BEGIN(X_GLsop_GetDoublev,4);
- __GLX_SINGLE_PUT_LONG(0,val);
- __GLX_SINGLE_READ_XREPLY();
- __GLX_SINGLE_GET_SIZE(compsize);
-
- if (compsize == 0) {
- /*
- ** Error occured; don't modify user's buffer.
- */
- } else {
- GLintptr data;
-
- /*
- ** We still needed to send the request to the server in order to
- ** find out whether it was legal to make a query (it's illegal,
- ** for example, to call a query between glBegin() and glEnd()).
- */
-
- if ( get_client_data( state, val, & data ) ) {
- *d = (GLdouble) data;
- }
- else {
- /*
- ** Not a local value, so use what we got from the server.
- */
- if (compsize == 1) {
- __GLX_SINGLE_GET_DOUBLE(d);
- } else {
- __GLX_SINGLE_GET_DOUBLE_ARRAY(d,compsize);
- if (val != origVal) {
- /* matrix transpose */
- TransposeMatrixd(d);
- }
- }
- }
- }
- __GLX_SINGLE_END();
-}
-
-void __indirect_glGetFloatv(GLenum val, GLfloat *f)
-{
- const GLenum origVal = val;
- __GLX_SINGLE_DECLARE_VARIABLES();
- __GLXattribute * state = (__GLXattribute *)(gc->client_state_private);
- xGLXSingleReply reply;
-
- val = RemapTransposeEnum( val );
-
- __GLX_SINGLE_LOAD_VARIABLES();
- __GLX_SINGLE_BEGIN(X_GLsop_GetFloatv,4);
- __GLX_SINGLE_PUT_LONG(0,val);
- __GLX_SINGLE_READ_XREPLY();
- __GLX_SINGLE_GET_SIZE(compsize);
-
- if (compsize == 0) {
- /*
- ** Error occured; don't modify user's buffer.
- */
- } else {
- GLintptr data;
-
- /*
- ** We still needed to send the request to the server in order to
- ** find out whether it was legal to make a query (it's illegal,
- ** for example, to call a query between glBegin() and glEnd()).
- */
-
- if ( get_client_data( state, val, & data ) ) {
- *f = (GLfloat) data;
- }
- else {
- /*
- ** Not a local value, so use what we got from the server.
- */
- if (compsize == 1) {
- __GLX_SINGLE_GET_FLOAT(f);
- } else {
- __GLX_SINGLE_GET_FLOAT_ARRAY(f,compsize);
- if (val != origVal) {
- /* matrix transpose */
- TransposeMatrixf(f);
- }
- }
- }
- }
- __GLX_SINGLE_END();
-}
-
-void __indirect_glGetIntegerv(GLenum val, GLint *i)
-{
- const GLenum origVal = val;
- __GLX_SINGLE_DECLARE_VARIABLES();
- __GLXattribute * state = (__GLXattribute *)(gc->client_state_private);
- xGLXSingleReply reply;
-
- val = RemapTransposeEnum( val );
-
- __GLX_SINGLE_LOAD_VARIABLES();
- __GLX_SINGLE_BEGIN(X_GLsop_GetIntegerv,4);
- __GLX_SINGLE_PUT_LONG(0,val);
- __GLX_SINGLE_READ_XREPLY();
- __GLX_SINGLE_GET_SIZE(compsize);
-
- if (compsize == 0) {
- /*
- ** Error occured; don't modify user's buffer.
- */
- } else {
- GLintptr data;
-
- /*
- ** We still needed to send the request to the server in order to
- ** find out whether it was legal to make a query (it's illegal,
- ** for example, to call a query between glBegin() and glEnd()).
- */
-
- if ( get_client_data( state, val, & data ) ) {
- *i = (GLint) data;
- }
- else {
- /*
- ** Not a local value, so use what we got from the server.
- */
- if (compsize == 1) {
- __GLX_SINGLE_GET_LONG(i);
- } else {
- __GLX_SINGLE_GET_LONG_ARRAY(i,compsize);
- if (val != origVal) {
- /* matrix transpose */
- TransposeMatrixi(i);
- }
- }
- }
- }
- __GLX_SINGLE_END();
-}
-
-/*
-** Send all pending commands to server.
-*/
-void __indirect_glFlush(void)
-{
- __GLX_SINGLE_DECLARE_VARIABLES();
-
- if (!dpy) return;
-
- __GLX_SINGLE_LOAD_VARIABLES();
- __GLX_SINGLE_BEGIN(X_GLsop_Flush,0);
- __GLX_SINGLE_END();
-
- /* And finally flush the X protocol data */
- XFlush(dpy);
-}
-
-void __indirect_glFeedbackBuffer(GLsizei size, GLenum type, GLfloat *buffer)
-{
- __GLX_SINGLE_DECLARE_VARIABLES();
-
- if (!dpy) return;
-
- __GLX_SINGLE_LOAD_VARIABLES();
- __GLX_SINGLE_BEGIN(X_GLsop_FeedbackBuffer,8);
- __GLX_SINGLE_PUT_LONG(0,size);
- __GLX_SINGLE_PUT_LONG(4,type);
- __GLX_SINGLE_END();
-
- gc->feedbackBuf = buffer;
-}
-
-void __indirect_glSelectBuffer(GLsizei numnames, GLuint *buffer)
-{
- __GLX_SINGLE_DECLARE_VARIABLES();
-
- if (!dpy) return;
-
- __GLX_SINGLE_LOAD_VARIABLES();
- __GLX_SINGLE_BEGIN(X_GLsop_SelectBuffer,4);
- __GLX_SINGLE_PUT_LONG(0,numnames);
- __GLX_SINGLE_END();
-
- gc->selectBuf = buffer;
-}
-
-GLint __indirect_glRenderMode(GLenum mode)
-{
- __GLX_SINGLE_DECLARE_VARIABLES();
- GLint retval = 0;
- xGLXRenderModeReply reply;
-
- if (!dpy) return -1;
-
- __GLX_SINGLE_LOAD_VARIABLES();
- __GLX_SINGLE_BEGIN(X_GLsop_RenderMode,4);
- __GLX_SINGLE_PUT_LONG(0,mode);
- __GLX_SINGLE_READ_XREPLY();
- __GLX_SINGLE_GET_RETVAL(retval,GLint);
-
- if (reply.newMode != mode) {
- /*
- ** Switch to new mode did not take effect, therefore an error
- ** occured. When an error happens the server won't send us any
- ** other data.
- */
- } else {
- /* Read the feedback or selection data */
- if (gc->renderMode == GL_FEEDBACK) {
- __GLX_SINGLE_GET_SIZE(compsize);
- __GLX_SINGLE_GET_FLOAT_ARRAY(gc->feedbackBuf, compsize);
- } else
- if (gc->renderMode == GL_SELECT) {
- __GLX_SINGLE_GET_SIZE(compsize);
- __GLX_SINGLE_GET_LONG_ARRAY(gc->selectBuf, compsize);
- }
- gc->renderMode = mode;
- }
- __GLX_SINGLE_END();
-
- return retval;
-}
-
-void __indirect_glFinish(void)
-{
- __GLX_SINGLE_DECLARE_VARIABLES();
- xGLXSingleReply reply;
-
- __GLX_SINGLE_LOAD_VARIABLES();
- __GLX_SINGLE_BEGIN(X_GLsop_Finish,0);
- __GLX_SINGLE_READ_XREPLY();
- __GLX_SINGLE_END();
-}
-
-
-/**
- * Extract the major and minor version numbers from a version string.
- */
-static void
-version_from_string( const char * ver,
- int * major_version, int * minor_version )
-{
- const char * end;
- long major;
- long minor;
-
- major = strtol( ver, (char **) & end, 10 );
- minor = strtol( end + 1, NULL, 10 );
- *major_version = major;
- *minor_version = minor;
-}
-
-
-const GLubyte *__indirect_glGetString(GLenum name)
-{
- __GLXcontext *gc = __glXGetCurrentContext();
- Display *dpy = gc->currentDpy;
- GLubyte *s = NULL;
-
- if (!dpy) return 0;
-
- /*
- ** Return the cached copy if the string has already been fetched
- */
- switch(name) {
- case GL_VENDOR:
- if (gc->vendor) return gc->vendor;
- break;
- case GL_RENDERER:
- if (gc->renderer) return gc->renderer;
- break;
- case GL_VERSION:
- if (gc->version) return gc->version;
- break;
- case GL_EXTENSIONS:
- if (gc->extensions) return gc->extensions;
- break;
- default:
- __glXSetError(gc, GL_INVALID_ENUM);
- return 0;
- }
-
- /*
- ** Get requested string from server
- */
-
- (void) __glXFlushRenderBuffer( gc, gc->pc );
- s = (GLubyte *) __glXGetStringFromServer( dpy, gc->majorOpcode,
- X_GLsop_GetString, gc->currentContextTag,
- name );
- if (!s) {
- /* Throw data on the floor */
- __glXSetError(gc, GL_OUT_OF_MEMORY);
- } else {
- /*
- ** Update local cache
- */
- switch(name) {
- case GL_VENDOR:
- gc->vendor = s;
- break;
-
- case GL_RENDERER:
- gc->renderer = s;
- break;
-
- case GL_VERSION: {
- int client_major;
- int client_minor;
-
- version_from_string( (char *) s,
- & gc->server_major, & gc->server_minor );
- __glXGetGLVersion( & client_major, & client_minor );
-
- if ( (gc->server_major < client_major)
- || ((gc->server_major == client_major)
- && (gc->server_minor <= client_minor)) ) {
- gc->version = s;
- }
- else {
- /* Allow 7 bytes for the client-side GL version. This allows
- * for upto version 999.999. I'm not holding my breath for
- * that one! The extra 4 is for the ' ()\0' that will be
- * added.
- */
- const size_t size = 7 + strlen( (char *) s ) + 4;
-
- gc->version = Xmalloc( size );
- if ( gc->version == NULL ) {
- /* If we couldn't allocate memory for the new string,
- * make a best-effort and just copy the client-side version
- * to the string and use that. It probably doesn't
- * matter what is done here. If there not memory available
- * for a short string, the system is probably going to die
- * soon anyway.
- */
- snprintf( (char *) s, strlen( (char *) s ) + 1, "%u.%u",
- client_major, client_minor );
- gc->version = s;
- }
- else {
- snprintf( (char *)gc->version, size, "%u.%u (%s)",
- client_major, client_minor, s );
- Xfree( s );
- s = gc->version;
- }
- }
- break;
- }
-
- case GL_EXTENSIONS: {
- int major = 1;
- int minor = 0;
-
- /* This code is currently disabled. I was reminded that some
- * vendors intentionally exclude some extensions from their
- * extension string that are part of the core version they
- * advertise. In particular, on Nvidia drivers this means that
- * the functionality is supported by the driver, but is not
- * hardware accelerated. For example, a TNT will show core
- * version 1.5, but most of the post-1.2 functionality is a
- * software fallback.
- *
- * I don't want to break applications that rely on this odd
- * behavior. At the same time, the code is written and tested,
- * so I didn't want to throw it away. Therefore, the code is here
- * but disabled. In the future, we may wish to and an environment
- * variable to enable it.
- */
-
-#if 0
- /* Call glGetString just to make sure that gc->server_major and
- * gc->server_minor are set. This version may be higher than we
- * can completely support, but it may imply support for some
- * extensions that we can support.
- *
- * For example, at the time of this writing, the client-side
- * library only supports upto core GL version 1.2. However, cubic
- * textures, multitexture, multisampling, and some other 1.3
- * features are supported. If the server reports back version
- * 1.3, but does not report all of those extensions, we will
- * enable them.
- */
- (void *) glGetString( GL_VERSION );
- major = gc->server_major,
- minor = gc->server_minor;
-#endif
-
- __glXCalculateUsableGLExtensions( gc, (char *) s, major, minor );
- XFree( s );
- s = gc->extensions;
- break;
- }
- }
- }
- return s;
-}
-
-GLboolean __indirect_glIsEnabled(GLenum cap)
-{
- __GLX_SINGLE_DECLARE_VARIABLES();
- __GLXattribute * state = (__GLXattribute *)(gc->client_state_private);
- xGLXSingleReply reply;
- GLboolean retval = 0;
- GLintptr enable;
-
- if (!dpy) return 0;
-
- switch(cap) {
- case GL_VERTEX_ARRAY:
- case GL_NORMAL_ARRAY:
- case GL_COLOR_ARRAY:
- case GL_INDEX_ARRAY:
- case GL_EDGE_FLAG_ARRAY:
- case GL_SECONDARY_COLOR_ARRAY:
- case GL_FOG_COORD_ARRAY:
- retval = __glXGetArrayEnable( state, cap, 0, & enable );
- assert( retval );
- return (GLboolean) enable;
- break;
- case GL_TEXTURE_COORD_ARRAY:
- retval = __glXGetArrayEnable( state, GL_TEXTURE_COORD_ARRAY,
- __glXGetActiveTextureUnit( state ), & enable );
- assert( retval );
- return (GLboolean) enable;
- break;
- }
-
- __GLX_SINGLE_LOAD_VARIABLES();
- __GLX_SINGLE_BEGIN(X_GLsop_IsEnabled,4);
- __GLX_SINGLE_PUT_LONG(0,cap);
- __GLX_SINGLE_READ_XREPLY();
- __GLX_SINGLE_GET_RETVAL(retval, GLboolean);
- __GLX_SINGLE_END();
- return retval;
-}
-
-void __indirect_glGetPointerv(GLenum pname, void **params)
-{
- __GLXcontext *gc = __glXGetCurrentContext();
- __GLXattribute * state = (__GLXattribute *)(gc->client_state_private);
- Display *dpy = gc->currentDpy;
-
- if (!dpy) return;
-
- switch(pname) {
- case GL_VERTEX_ARRAY_POINTER:
- case GL_NORMAL_ARRAY_POINTER:
- case GL_COLOR_ARRAY_POINTER:
- case GL_INDEX_ARRAY_POINTER:
- case GL_EDGE_FLAG_ARRAY_POINTER:
- __glXGetArrayPointer( state, pname - GL_VERTEX_ARRAY_POINTER
- + GL_VERTEX_ARRAY,
- 0, params );
- return;
- case GL_TEXTURE_COORD_ARRAY_POINTER:
- __glXGetArrayPointer( state, GL_TEXTURE_COORD_ARRAY,
- __glXGetActiveTextureUnit( state ), params );
- return;
- case GL_SECONDARY_COLOR_ARRAY_POINTER:
- case GL_FOG_COORD_ARRAY_POINTER:
- __glXGetArrayPointer( state, pname - GL_FOG_COORD_ARRAY_POINTER
- + GL_FOG_COORD_ARRAY,
- 0, params );
- return;
- case GL_FEEDBACK_BUFFER_POINTER:
- *params = (void *)gc->feedbackBuf;
- return;
- case GL_SELECTION_BUFFER_POINTER:
- *params = (void *)gc->selectBuf;
- return;
- default:
- __glXSetError(gc, GL_INVALID_ENUM);
- return;
- }
-}
-