585 lines
17 KiB
C
585 lines
17 KiB
C
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/*
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** License Applicability. Except to the extent portions of this file are
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** made subject to an alternative license as permitted in the SGI Free
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** Software License B, Version 1.1 (the "License"), the contents of this
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** file are subject only to the provisions of the License. You may not use
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** this file except in compliance with the License. You may obtain a copy
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** of the License at Silicon Graphics, Inc., attn: Legal Services, 1600
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** Amphitheatre Parkway, Mountain View, CA 94043-1351, or at:
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**
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** http://oss.sgi.com/projects/FreeB
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**
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** Note that, as provided in the License, the Software is distributed on an
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** "AS IS" basis, with ALL EXPRESS AND IMPLIED WARRANTIES AND CONDITIONS
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** DISCLAIMED, INCLUDING, WITHOUT LIMITATION, ANY IMPLIED WARRANTIES AND
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** CONDITIONS OF MERCHANTABILITY, SATISFACTORY QUALITY, FITNESS FOR A
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** PARTICULAR PURPOSE, AND NON-INFRINGEMENT.
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**
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** Original Code. The Original Code is: OpenGL Sample Implementation,
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** Version 1.2.1, released January 26, 2000, developed by Silicon Graphics,
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** Inc. The Original Code is Copyright (c) 1991-2000 Silicon Graphics, Inc.
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** Copyright in any portions created by third parties is as indicated
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** elsewhere herein. All Rights Reserved.
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**
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** Additional Notice Provisions: The application programming interfaces
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** established by SGI in conjunction with the Original Code are The
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** OpenGL(R) Graphics System: A Specification (Version 1.2.1), released
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** April 1, 1999; The OpenGL(R) Graphics System Utility Library (Version
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** 1.3), released November 4, 1998; and OpenGL(R) Graphics with the X
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** Window System(R) (Version 1.3), released October 19, 1998. This software
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** was created using the OpenGL(R) version 1.2.1 Sample Implementation
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** published by SGI, but has not been independently verified as being
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** compliant with the OpenGL(R) version 1.2.1 Specification.
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**
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*/
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#define NEED_REPLIES
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#ifdef HAVE_DIX_CONFIG_H
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#include <dix-config.h>
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#endif
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#include "glxserver.h"
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#include "glxext.h"
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#include "singlesize.h"
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#include "unpack.h"
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#include "indirect_dispatch.h"
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#include "indirect_size_get.h"
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#include "glapitable.h"
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#include "glapi.h"
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#include "glthread.h"
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#include "dispatch.h"
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int __glXDispSwap_ReadPixels(__GLXclientState *cl, GLbyte *pc)
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{
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GLsizei width, height;
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GLenum format, type;
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GLboolean swapBytes, lsbFirst;
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GLint compsize;
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__GLX_DECLARE_SWAP_VARIABLES;
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__GLXcontext *cx;
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ClientPtr client = cl->client;
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int error;
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char *answer, answerBuffer[200];
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__GLX_SWAP_INT(&((xGLXSingleReq *)pc)->contextTag);
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cx = __glXForceCurrent(cl, __GLX_GET_SINGLE_CONTEXT_TAG(pc), &error);
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if (!cx) {
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return error;
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}
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pc += __GLX_SINGLE_HDR_SIZE;
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__GLX_SWAP_INT(pc+0);
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__GLX_SWAP_INT(pc+4);
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__GLX_SWAP_INT(pc+8);
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__GLX_SWAP_INT(pc+12);
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__GLX_SWAP_INT(pc+16);
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__GLX_SWAP_INT(pc+20);
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width = *(GLsizei *)(pc + 8);
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height = *(GLsizei *)(pc + 12);
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format = *(GLenum *)(pc + 16);
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type = *(GLenum *)(pc + 20);
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swapBytes = *(GLboolean *)(pc + 24);
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lsbFirst = *(GLboolean *)(pc + 25);
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compsize = __glReadPixels_size(format,type,width,height);
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if (compsize < 0) compsize = 0;
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CALL_PixelStorei( GET_DISPATCH(), (GL_PACK_SWAP_BYTES, !swapBytes) );
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CALL_PixelStorei( GET_DISPATCH(), (GL_PACK_LSB_FIRST, lsbFirst) );
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__GLX_GET_ANSWER_BUFFER(answer,cl,compsize,1);
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__glXClearErrorOccured();
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CALL_ReadPixels( GET_DISPATCH(),
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(*(GLint *)(pc + 0),
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*(GLint *)(pc + 4),
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*(GLsizei *)(pc + 8),
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*(GLsizei *)(pc + 12),
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*(GLenum *)(pc + 16),
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*(GLenum *)(pc + 20),
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answer)
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);
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if (__glXErrorOccured()) {
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__GLX_BEGIN_REPLY(0);
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__GLX_SWAP_REPLY_HEADER();
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__GLX_SEND_HEADER();
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} else {
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__GLX_BEGIN_REPLY(compsize);
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__GLX_SWAP_REPLY_HEADER();
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__GLX_SEND_HEADER();
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__GLX_SEND_VOID_ARRAY(compsize);
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}
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return Success;
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}
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int __glXDispSwap_GetTexImage(__GLXclientState *cl, GLbyte *pc)
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{
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GLint level, compsize;
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GLenum format, type, target;
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GLboolean swapBytes;
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__GLX_DECLARE_SWAP_VARIABLES;
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__GLXcontext *cx;
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ClientPtr client = cl->client;
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int error;
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char *answer, answerBuffer[200];
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GLint width=0, height=0, depth=1;
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__GLX_SWAP_INT(&((xGLXSingleReq *)pc)->contextTag);
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cx = __glXForceCurrent(cl, __GLX_GET_SINGLE_CONTEXT_TAG(pc), &error);
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if (!cx) {
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return error;
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}
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pc += __GLX_SINGLE_HDR_SIZE;
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__GLX_SWAP_INT(pc+0);
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__GLX_SWAP_INT(pc+4);
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__GLX_SWAP_INT(pc+8);
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__GLX_SWAP_INT(pc+12);
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level = *(GLint *)(pc + 4);
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format = *(GLenum *)(pc + 8);
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type = *(GLenum *)(pc + 12);
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target = *(GLenum *)(pc + 0);
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swapBytes = *(GLboolean *)(pc + 16);
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CALL_GetTexLevelParameteriv( GET_DISPATCH(), (target, level, GL_TEXTURE_WIDTH, &width) );
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CALL_GetTexLevelParameteriv( GET_DISPATCH(), (target, level, GL_TEXTURE_HEIGHT, &height) );
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if ( target == GL_TEXTURE_3D) {
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CALL_GetTexLevelParameteriv( GET_DISPATCH(), (target, level, GL_TEXTURE_DEPTH, &depth) );
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}
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/*
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* The three queries above might fail if we're in a state where queries
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* are illegal, but then width, height, and depth would still be zero anyway.
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*/
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compsize = __glGetTexImage_size(target,level,format,type,width,height,depth);
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if (compsize < 0) compsize = 0;
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CALL_PixelStorei( GET_DISPATCH(), (GL_PACK_SWAP_BYTES, !swapBytes) );
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__GLX_GET_ANSWER_BUFFER(answer,cl,compsize,1);
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__glXClearErrorOccured();
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CALL_GetTexImage( GET_DISPATCH(), (
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*(GLenum *)(pc + 0),
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*(GLint *)(pc + 4),
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*(GLenum *)(pc + 8),
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*(GLenum *)(pc + 12),
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answer
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) );
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if (__glXErrorOccured()) {
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__GLX_BEGIN_REPLY(0);
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__GLX_SWAP_REPLY_HEADER();
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__GLX_SEND_HEADER();
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} else {
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__GLX_BEGIN_REPLY(compsize);
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__GLX_SWAP_REPLY_HEADER();
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__GLX_SWAP_INT(&width);
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__GLX_SWAP_INT(&height);
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__GLX_SWAP_INT(&depth);
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((xGLXGetTexImageReply *)&__glXReply)->width = width;
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((xGLXGetTexImageReply *)&__glXReply)->height = height;
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((xGLXGetTexImageReply *)&__glXReply)->depth = depth;
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__GLX_SEND_HEADER();
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__GLX_SEND_VOID_ARRAY(compsize);
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}
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return Success;
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}
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int __glXDispSwap_GetPolygonStipple(__GLXclientState *cl, GLbyte *pc)
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{
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GLboolean lsbFirst;
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__GLXcontext *cx;
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ClientPtr client = cl->client;
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int error;
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GLubyte answerBuffer[200];
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char *answer;
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__GLX_DECLARE_SWAP_VARIABLES;
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__GLX_SWAP_INT(&((xGLXSingleReq *)pc)->contextTag);
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cx = __glXForceCurrent(cl, __GLX_GET_SINGLE_CONTEXT_TAG(pc), &error);
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if (!cx) {
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return error;
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}
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pc += __GLX_SINGLE_HDR_SIZE;
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lsbFirst = *(GLboolean *)(pc + 0);
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CALL_PixelStorei( GET_DISPATCH(), (GL_PACK_LSB_FIRST, lsbFirst) );
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__GLX_GET_ANSWER_BUFFER(answer,cl,128,1);
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__glXClearErrorOccured();
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CALL_GetPolygonStipple( GET_DISPATCH(), ((GLubyte *) answer) );
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if (__glXErrorOccured()) {
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__GLX_BEGIN_REPLY(0);
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__GLX_SWAP_REPLY_HEADER();
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__GLX_SEND_HEADER();
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} else {
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__GLX_BEGIN_REPLY(128);
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__GLX_SWAP_REPLY_HEADER();
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__GLX_SEND_HEADER();
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__GLX_SEND_BYTE_ARRAY(128);
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}
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return Success;
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}
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static int GetSeparableFilter(__GLXclientState *cl, GLbyte *pc, GLXContextTag tag)
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{
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GLint compsize, compsize2;
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GLenum format, type, target;
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GLboolean swapBytes;
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__GLXcontext *cx;
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ClientPtr client = cl->client;
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int error;
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__GLX_DECLARE_SWAP_VARIABLES;
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char *answer, answerBuffer[200];
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GLint width=0, height=0;
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cx = __glXForceCurrent(cl, tag, &error);
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if (!cx) {
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return error;
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}
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__GLX_SWAP_INT(pc+0);
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__GLX_SWAP_INT(pc+4);
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__GLX_SWAP_INT(pc+8);
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format = *(GLenum *)(pc + 4);
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type = *(GLenum *)(pc + 8);
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target = *(GLenum *)(pc + 0);
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swapBytes = *(GLboolean *)(pc + 12);
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/* target must be SEPARABLE_2D, however I guess we can let the GL
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barf on this one.... */
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CALL_GetConvolutionParameteriv( GET_DISPATCH(), (target, GL_CONVOLUTION_WIDTH, &width) );
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CALL_GetConvolutionParameteriv( GET_DISPATCH(), (target, GL_CONVOLUTION_HEIGHT, &height) );
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/*
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* The two queries above might fail if we're in a state where queries
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* are illegal, but then width and height would still be zero anyway.
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*/
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compsize = __glGetTexImage_size(target,1,format,type,width,1,1);
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compsize2 = __glGetTexImage_size(target,1,format,type,height,1,1);
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if (compsize < 0) compsize = 0;
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if (compsize2 < 0) compsize2 = 0;
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compsize = __GLX_PAD(compsize);
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compsize2 = __GLX_PAD(compsize2);
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CALL_PixelStorei( GET_DISPATCH(), (GL_PACK_SWAP_BYTES, !swapBytes) );
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__GLX_GET_ANSWER_BUFFER(answer,cl,compsize + compsize2,1);
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__glXClearErrorOccured();
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CALL_GetSeparableFilter( GET_DISPATCH(), (
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*(GLenum *)(pc + 0),
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*(GLenum *)(pc + 4),
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*(GLenum *)(pc + 8),
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answer,
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answer + compsize,
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NULL
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) );
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if (__glXErrorOccured()) {
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__GLX_BEGIN_REPLY(0);
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__GLX_SWAP_REPLY_HEADER();
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} else {
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__GLX_BEGIN_REPLY(compsize + compsize2);
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__GLX_SWAP_REPLY_HEADER();
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__GLX_SWAP_INT(&width);
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__GLX_SWAP_INT(&height);
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((xGLXGetSeparableFilterReply *)&__glXReply)->width = width;
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((xGLXGetSeparableFilterReply *)&__glXReply)->height = height;
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__GLX_SEND_VOID_ARRAY(compsize + compsize2);
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}
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return Success;
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}
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int __glXDispSwap_GetSeparableFilter(__GLXclientState *cl, GLbyte *pc)
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{
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const GLXContextTag tag = __GLX_GET_SINGLE_CONTEXT_TAG(pc);
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return GetSeparableFilter(cl, pc + __GLX_SINGLE_HDR_SIZE, tag);
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}
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int __glXDispSwap_GetSeparableFilterEXT(__GLXclientState *cl, GLbyte *pc)
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{
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const GLXContextTag tag = __GLX_GET_VENDPRIV_CONTEXT_TAG(pc);
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return GetSeparableFilter(cl, pc + __GLX_VENDPRIV_HDR_SIZE, tag);
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}
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static int GetConvolutionFilter(__GLXclientState *cl, GLbyte *pc, GLXContextTag tag)
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{
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GLint compsize;
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GLenum format, type, target;
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GLboolean swapBytes;
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__GLXcontext *cx;
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ClientPtr client = cl->client;
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int error;
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__GLX_DECLARE_SWAP_VARIABLES;
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char *answer, answerBuffer[200];
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GLint width=0, height=0;
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cx = __glXForceCurrent(cl, tag, &error);
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if (!cx) {
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return error;
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}
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__GLX_SWAP_INT(pc+0);
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__GLX_SWAP_INT(pc+4);
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__GLX_SWAP_INT(pc+8);
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format = *(GLenum *)(pc + 4);
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type = *(GLenum *)(pc + 8);
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target = *(GLenum *)(pc + 0);
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swapBytes = *(GLboolean *)(pc + 12);
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CALL_GetConvolutionParameteriv( GET_DISPATCH(), (target, GL_CONVOLUTION_WIDTH, &width) );
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if (target == GL_CONVOLUTION_2D) {
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height = 1;
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} else {
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CALL_GetConvolutionParameteriv( GET_DISPATCH(), (target, GL_CONVOLUTION_HEIGHT, &height) );
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}
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/*
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* The two queries above might fail if we're in a state where queries
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* are illegal, but then width and height would still be zero anyway.
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*/
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|
|
compsize = __glGetTexImage_size(target,1,format,type,width,height,1);
|
||
|
|
if (compsize < 0) compsize = 0;
|
||
|
|
|
||
|
|
CALL_PixelStorei( GET_DISPATCH(), (GL_PACK_SWAP_BYTES, !swapBytes) );
|
||
|
|
__GLX_GET_ANSWER_BUFFER(answer,cl,compsize,1);
|
||
|
|
__glXClearErrorOccured();
|
||
|
|
CALL_GetConvolutionFilter( GET_DISPATCH(), (
|
||
|
|
*(GLenum *)(pc + 0),
|
||
|
|
*(GLenum *)(pc + 4),
|
||
|
|
*(GLenum *)(pc + 8),
|
||
|
|
answer
|
||
|
|
) );
|
||
|
|
|
||
|
|
if (__glXErrorOccured()) {
|
||
|
|
__GLX_BEGIN_REPLY(0);
|
||
|
|
__GLX_SWAP_REPLY_HEADER();
|
||
|
|
} else {
|
||
|
|
__GLX_BEGIN_REPLY(compsize);
|
||
|
|
__GLX_SWAP_REPLY_HEADER();
|
||
|
|
__GLX_SWAP_INT(&width);
|
||
|
|
__GLX_SWAP_INT(&height);
|
||
|
|
((xGLXGetConvolutionFilterReply *)&__glXReply)->width = width;
|
||
|
|
((xGLXGetConvolutionFilterReply *)&__glXReply)->height = height;
|
||
|
|
__GLX_SEND_VOID_ARRAY(compsize);
|
||
|
|
}
|
||
|
|
|
||
|
|
return Success;
|
||
|
|
}
|
||
|
|
|
||
|
|
int __glXDispSwap_GetConvolutionFilter(__GLXclientState *cl, GLbyte *pc)
|
||
|
|
{
|
||
|
|
const GLXContextTag tag = __GLX_GET_SINGLE_CONTEXT_TAG(pc);
|
||
|
|
|
||
|
|
return GetConvolutionFilter(cl, pc + __GLX_SINGLE_HDR_SIZE, tag);
|
||
|
|
}
|
||
|
|
|
||
|
|
int __glXDispSwap_GetConvolutionFilterEXT(__GLXclientState *cl, GLbyte *pc)
|
||
|
|
{
|
||
|
|
const GLXContextTag tag = __GLX_GET_VENDPRIV_CONTEXT_TAG(pc);
|
||
|
|
|
||
|
|
return GetConvolutionFilter(cl, pc + __GLX_VENDPRIV_HDR_SIZE, tag);
|
||
|
|
}
|
||
|
|
|
||
|
|
static int GetHistogram(__GLXclientState *cl, GLbyte *pc, GLXContextTag tag)
|
||
|
|
{
|
||
|
|
GLint compsize;
|
||
|
|
GLenum format, type, target;
|
||
|
|
GLboolean swapBytes, reset;
|
||
|
|
__GLXcontext *cx;
|
||
|
|
ClientPtr client = cl->client;
|
||
|
|
int error;
|
||
|
|
__GLX_DECLARE_SWAP_VARIABLES;
|
||
|
|
char *answer, answerBuffer[200];
|
||
|
|
GLint width=0;
|
||
|
|
|
||
|
|
cx = __glXForceCurrent(cl, tag, &error);
|
||
|
|
if (!cx) {
|
||
|
|
return error;
|
||
|
|
}
|
||
|
|
|
||
|
|
__GLX_SWAP_INT(pc+0);
|
||
|
|
__GLX_SWAP_INT(pc+4);
|
||
|
|
__GLX_SWAP_INT(pc+8);
|
||
|
|
|
||
|
|
format = *(GLenum *)(pc + 4);
|
||
|
|
type = *(GLenum *)(pc + 8);
|
||
|
|
target = *(GLenum *)(pc + 0);
|
||
|
|
swapBytes = *(GLboolean *)(pc + 12);
|
||
|
|
reset = *(GLboolean *)(pc + 13);
|
||
|
|
|
||
|
|
CALL_GetHistogramParameteriv( GET_DISPATCH(), (target, GL_HISTOGRAM_WIDTH, &width) );
|
||
|
|
/*
|
||
|
|
* The one query above might fail if we're in a state where queries
|
||
|
|
* are illegal, but then width would still be zero anyway.
|
||
|
|
*/
|
||
|
|
compsize = __glGetTexImage_size(target,1,format,type,width,1,1);
|
||
|
|
if (compsize < 0) compsize = 0;
|
||
|
|
|
||
|
|
CALL_PixelStorei( GET_DISPATCH(), (GL_PACK_SWAP_BYTES, !swapBytes) );
|
||
|
|
__GLX_GET_ANSWER_BUFFER(answer,cl,compsize,1);
|
||
|
|
__glXClearErrorOccured();
|
||
|
|
CALL_GetHistogram( GET_DISPATCH(), (target, reset, format, type, answer) );
|
||
|
|
|
||
|
|
if (__glXErrorOccured()) {
|
||
|
|
__GLX_BEGIN_REPLY(0);
|
||
|
|
__GLX_SWAP_REPLY_HEADER();
|
||
|
|
} else {
|
||
|
|
__GLX_BEGIN_REPLY(compsize);
|
||
|
|
__GLX_SWAP_REPLY_HEADER();
|
||
|
|
__GLX_SWAP_INT(&width);
|
||
|
|
((xGLXGetHistogramReply *)&__glXReply)->width = width;
|
||
|
|
__GLX_SEND_VOID_ARRAY(compsize);
|
||
|
|
}
|
||
|
|
|
||
|
|
return Success;
|
||
|
|
}
|
||
|
|
|
||
|
|
int __glXDispSwap_GetHistogram(__GLXclientState *cl, GLbyte *pc)
|
||
|
|
{
|
||
|
|
const GLXContextTag tag = __GLX_GET_SINGLE_CONTEXT_TAG(pc);
|
||
|
|
|
||
|
|
return GetHistogram(cl, pc + __GLX_SINGLE_HDR_SIZE, tag);
|
||
|
|
}
|
||
|
|
|
||
|
|
int __glXDispSwap_GetHistogramEXT(__GLXclientState *cl, GLbyte *pc)
|
||
|
|
{
|
||
|
|
const GLXContextTag tag = __GLX_GET_VENDPRIV_CONTEXT_TAG(pc);
|
||
|
|
|
||
|
|
return GetHistogram(cl, pc + __GLX_VENDPRIV_HDR_SIZE, tag);
|
||
|
|
}
|
||
|
|
|
||
|
|
static int GetMinmax(__GLXclientState *cl, GLbyte *pc, GLXContextTag tag)
|
||
|
|
{
|
||
|
|
GLint compsize;
|
||
|
|
GLenum format, type, target;
|
||
|
|
GLboolean swapBytes, reset;
|
||
|
|
__GLXcontext *cx;
|
||
|
|
ClientPtr client = cl->client;
|
||
|
|
int error;
|
||
|
|
__GLX_DECLARE_SWAP_VARIABLES;
|
||
|
|
char *answer, answerBuffer[200];
|
||
|
|
|
||
|
|
cx = __glXForceCurrent(cl, tag, &error);
|
||
|
|
if (!cx) {
|
||
|
|
return error;
|
||
|
|
}
|
||
|
|
|
||
|
|
__GLX_SWAP_INT(pc+0);
|
||
|
|
__GLX_SWAP_INT(pc+4);
|
||
|
|
__GLX_SWAP_INT(pc+8);
|
||
|
|
|
||
|
|
format = *(GLenum *)(pc + 4);
|
||
|
|
type = *(GLenum *)(pc + 8);
|
||
|
|
target = *(GLenum *)(pc + 0);
|
||
|
|
swapBytes = *(GLboolean *)(pc + 12);
|
||
|
|
reset = *(GLboolean *)(pc + 13);
|
||
|
|
|
||
|
|
compsize = __glGetTexImage_size(target,1,format,type,2,1,1);
|
||
|
|
if (compsize < 0) compsize = 0;
|
||
|
|
|
||
|
|
CALL_PixelStorei( GET_DISPATCH(), (GL_PACK_SWAP_BYTES, !swapBytes) );
|
||
|
|
__GLX_GET_ANSWER_BUFFER(answer,cl,compsize,1);
|
||
|
|
__glXClearErrorOccured();
|
||
|
|
CALL_GetMinmax( GET_DISPATCH(), (target, reset, format, type, answer) );
|
||
|
|
|
||
|
|
if (__glXErrorOccured()) {
|
||
|
|
__GLX_BEGIN_REPLY(0);
|
||
|
|
__GLX_SWAP_REPLY_HEADER();
|
||
|
|
} else {
|
||
|
|
__GLX_BEGIN_REPLY(compsize);
|
||
|
|
__GLX_SWAP_REPLY_HEADER();
|
||
|
|
__GLX_SEND_VOID_ARRAY(compsize);
|
||
|
|
}
|
||
|
|
|
||
|
|
return Success;
|
||
|
|
}
|
||
|
|
|
||
|
|
int __glXDispSwap_GetMinmax(__GLXclientState *cl, GLbyte *pc)
|
||
|
|
{
|
||
|
|
const GLXContextTag tag = __GLX_GET_SINGLE_CONTEXT_TAG(pc);
|
||
|
|
|
||
|
|
return GetMinmax(cl, pc + __GLX_SINGLE_HDR_SIZE, tag);
|
||
|
|
}
|
||
|
|
|
||
|
|
int __glXDispSwap_GetMinmaxEXT(__GLXclientState *cl, GLbyte *pc)
|
||
|
|
{
|
||
|
|
const GLXContextTag tag = __GLX_GET_VENDPRIV_CONTEXT_TAG(pc);
|
||
|
|
|
||
|
|
return GetMinmax(cl, pc + __GLX_VENDPRIV_HDR_SIZE, tag);
|
||
|
|
}
|
||
|
|
|
||
|
|
static int GetColorTable(__GLXclientState *cl, GLbyte *pc, GLXContextTag tag)
|
||
|
|
{
|
||
|
|
GLint compsize;
|
||
|
|
GLenum format, type, target;
|
||
|
|
GLboolean swapBytes;
|
||
|
|
__GLXcontext *cx;
|
||
|
|
ClientPtr client = cl->client;
|
||
|
|
int error;
|
||
|
|
__GLX_DECLARE_SWAP_VARIABLES;
|
||
|
|
char *answer, answerBuffer[200];
|
||
|
|
GLint width=0;
|
||
|
|
|
||
|
|
cx = __glXForceCurrent(cl, tag, &error);
|
||
|
|
if (!cx) {
|
||
|
|
return error;
|
||
|
|
}
|
||
|
|
|
||
|
|
__GLX_SWAP_INT(pc+0);
|
||
|
|
__GLX_SWAP_INT(pc+4);
|
||
|
|
__GLX_SWAP_INT(pc+8);
|
||
|
|
|
||
|
|
format = *(GLenum *)(pc + 4);
|
||
|
|
type = *(GLenum *)(pc + 8);
|
||
|
|
target = *(GLenum *)(pc + 0);
|
||
|
|
swapBytes = *(GLboolean *)(pc + 12);
|
||
|
|
|
||
|
|
CALL_GetColorTableParameteriv( GET_DISPATCH(), (target, GL_COLOR_TABLE_WIDTH, &width) );
|
||
|
|
/*
|
||
|
|
* The one query above might fail if we're in a state where queries
|
||
|
|
* are illegal, but then width would still be zero anyway.
|
||
|
|
*/
|
||
|
|
compsize = __glGetTexImage_size(target,1,format,type,width,1,1);
|
||
|
|
if (compsize < 0) compsize = 0;
|
||
|
|
|
||
|
|
CALL_PixelStorei( GET_DISPATCH(), (GL_PACK_SWAP_BYTES, !swapBytes) );
|
||
|
|
__GLX_GET_ANSWER_BUFFER(answer,cl,compsize,1);
|
||
|
|
__glXClearErrorOccured();
|
||
|
|
CALL_GetColorTable( GET_DISPATCH(), (
|
||
|
|
*(GLenum *)(pc + 0),
|
||
|
|
*(GLenum *)(pc + 4),
|
||
|
|
*(GLenum *)(pc + 8),
|
||
|
|
answer
|
||
|
|
) );
|
||
|
|
|
||
|
|
if (__glXErrorOccured()) {
|
||
|
|
__GLX_BEGIN_REPLY(0);
|
||
|
|
__GLX_SWAP_REPLY_HEADER();
|
||
|
|
} else {
|
||
|
|
__GLX_BEGIN_REPLY(compsize);
|
||
|
|
__GLX_SWAP_REPLY_HEADER();
|
||
|
|
__GLX_SWAP_INT(&width);
|
||
|
|
((xGLXGetColorTableReply *)&__glXReply)->width = width;
|
||
|
|
__GLX_SEND_VOID_ARRAY(compsize);
|
||
|
|
}
|
||
|
|
|
||
|
|
return Success;
|
||
|
|
}
|
||
|
|
|
||
|
|
int __glXDispSwap_GetColorTable(__GLXclientState *cl, GLbyte *pc)
|
||
|
|
{
|
||
|
|
const GLXContextTag tag = __GLX_GET_SINGLE_CONTEXT_TAG(pc);
|
||
|
|
|
||
|
|
return GetColorTable(cl, pc + __GLX_SINGLE_HDR_SIZE, tag);
|
||
|
|
}
|
||
|
|
|
||
|
|
int __glXDispSwap_GetColorTableSGI(__GLXclientState *cl, GLbyte *pc)
|
||
|
|
{
|
||
|
|
const GLXContextTag tag = __GLX_GET_VENDPRIV_CONTEXT_TAG(pc);
|
||
|
|
|
||
|
|
return GetColorTable(cl, pc + __GLX_VENDPRIV_HDR_SIZE, tag);
|
||
|
|
}
|