diff options
Diffstat (limited to 'xorg-server/glx/singlepixswap.c')
| -rw-r--r-- | xorg-server/glx/singlepixswap.c | 1158 |
1 files changed, 579 insertions, 579 deletions
diff --git a/xorg-server/glx/singlepixswap.c b/xorg-server/glx/singlepixswap.c index a7febc9a6..99f497c05 100644 --- a/xorg-server/glx/singlepixswap.c +++ b/xorg-server/glx/singlepixswap.c @@ -1,579 +1,579 @@ -/* - * SGI FREE SOFTWARE LICENSE B (Version 2.0, Sept. 18, 2008) - * Copyright (C) 1991-2000 Silicon Graphics, Inc. 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 including the dates of first publication and - * either this permission notice or a reference to - * http://oss.sgi.com/projects/FreeB/ - * 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 - * SILICON GRAPHICS, INC. 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. - * - * Except as contained in this notice, the name of Silicon Graphics, Inc. - * shall not be used in advertising or otherwise to promote the sale, use or - * other dealings in this Software without prior written authorization from - * Silicon Graphics, Inc. - */ - -#ifdef HAVE_DIX_CONFIG_H -#include <dix-config.h> -#endif - -#include "glxserver.h" -#include "glxext.h" -#include "singlesize.h" -#include "unpack.h" -#include "indirect_dispatch.h" -#include "indirect_size_get.h" -#include "glapitable.h" -#include "glapi.h" -#include "glthread.h" -#include "dispatch.h" - -int __glXDispSwap_ReadPixels(__GLXclientState *cl, GLbyte *pc) -{ - GLsizei width, height; - GLenum format, type; - GLboolean swapBytes, lsbFirst; - GLint compsize; - __GLX_DECLARE_SWAP_VARIABLES; - __GLXcontext *cx; - ClientPtr client = cl->client; - int error; - char *answer, answerBuffer[200]; - - __GLX_SWAP_INT(&((xGLXSingleReq *)pc)->contextTag); - cx = __glXForceCurrent(cl, __GLX_GET_SINGLE_CONTEXT_TAG(pc), &error); - if (!cx) { - return error; - } - - pc += __GLX_SINGLE_HDR_SIZE; - __GLX_SWAP_INT(pc+0); - __GLX_SWAP_INT(pc+4); - __GLX_SWAP_INT(pc+8); - __GLX_SWAP_INT(pc+12); - __GLX_SWAP_INT(pc+16); - __GLX_SWAP_INT(pc+20); - - width = *(GLsizei *)(pc + 8); - height = *(GLsizei *)(pc + 12); - format = *(GLenum *)(pc + 16); - type = *(GLenum *)(pc + 20); - swapBytes = *(GLboolean *)(pc + 24); - lsbFirst = *(GLboolean *)(pc + 25); - compsize = __glReadPixels_size(format,type,width,height); - if (compsize < 0) compsize = 0; - - CALL_PixelStorei( GET_DISPATCH(), (GL_PACK_SWAP_BYTES, !swapBytes) ); - CALL_PixelStorei( GET_DISPATCH(), (GL_PACK_LSB_FIRST, lsbFirst) ); - __GLX_GET_ANSWER_BUFFER(answer,cl,compsize,1); - __glXClearErrorOccured(); - CALL_ReadPixels( GET_DISPATCH(), - (*(GLint *)(pc + 0), - *(GLint *)(pc + 4), - *(GLsizei *)(pc + 8), - *(GLsizei *)(pc + 12), - *(GLenum *)(pc + 16), - *(GLenum *)(pc + 20), - answer) - ); - - if (__glXErrorOccured()) { - __GLX_BEGIN_REPLY(0); - __GLX_SWAP_REPLY_HEADER(); - __GLX_SEND_HEADER(); - } else { - __GLX_BEGIN_REPLY(compsize); - __GLX_SWAP_REPLY_HEADER(); - __GLX_SEND_HEADER(); - __GLX_SEND_VOID_ARRAY(compsize); - } - __GLX_NOTE_FLUSHED_CMDS(cx); - return Success; -} - -int __glXDispSwap_GetTexImage(__GLXclientState *cl, GLbyte *pc) -{ - GLint level, compsize; - GLenum format, type, target; - GLboolean swapBytes; - __GLX_DECLARE_SWAP_VARIABLES; - __GLXcontext *cx; - ClientPtr client = cl->client; - int error; - char *answer, answerBuffer[200]; - GLint width=0, height=0, depth=1; - - __GLX_SWAP_INT(&((xGLXSingleReq *)pc)->contextTag); - cx = __glXForceCurrent(cl, __GLX_GET_SINGLE_CONTEXT_TAG(pc), &error); - if (!cx) { - return error; - } - - pc += __GLX_SINGLE_HDR_SIZE; - __GLX_SWAP_INT(pc+0); - __GLX_SWAP_INT(pc+4); - __GLX_SWAP_INT(pc+8); - __GLX_SWAP_INT(pc+12); - - level = *(GLint *)(pc + 4); - format = *(GLenum *)(pc + 8); - type = *(GLenum *)(pc + 12); - target = *(GLenum *)(pc + 0); - swapBytes = *(GLboolean *)(pc + 16); - - CALL_GetTexLevelParameteriv( GET_DISPATCH(), (target, level, GL_TEXTURE_WIDTH, &width) ); - CALL_GetTexLevelParameteriv( GET_DISPATCH(), (target, level, GL_TEXTURE_HEIGHT, &height) ); - if ( target == GL_TEXTURE_3D) { - CALL_GetTexLevelParameteriv( GET_DISPATCH(), (target, level, GL_TEXTURE_DEPTH, &depth) ); - } - /* - * The three queries above might fail if we're in a state where queries - * are illegal, but then width, height, and depth would still be zero anyway. - */ - compsize = __glGetTexImage_size(target,level,format,type,width,height,depth); - if (compsize < 0) compsize = 0; - - CALL_PixelStorei( GET_DISPATCH(), (GL_PACK_SWAP_BYTES, !swapBytes) ); - __GLX_GET_ANSWER_BUFFER(answer,cl,compsize,1); - __glXClearErrorOccured(); - CALL_GetTexImage( GET_DISPATCH(), ( - *(GLenum *)(pc + 0), - *(GLint *)(pc + 4), - *(GLenum *)(pc + 8), - *(GLenum *)(pc + 12), - answer - ) ); - - if (__glXErrorOccured()) { - __GLX_BEGIN_REPLY(0); - __GLX_SWAP_REPLY_HEADER(); - __GLX_SEND_HEADER(); - } else { - __GLX_BEGIN_REPLY(compsize); - __GLX_SWAP_REPLY_HEADER(); - __GLX_SWAP_INT(&width); - __GLX_SWAP_INT(&height); - __GLX_SWAP_INT(&depth); - ((xGLXGetTexImageReply *)&__glXReply)->width = width; - ((xGLXGetTexImageReply *)&__glXReply)->height = height; - ((xGLXGetTexImageReply *)&__glXReply)->depth = depth; - __GLX_SEND_HEADER(); - __GLX_SEND_VOID_ARRAY(compsize); - } - return Success; -} - -int __glXDispSwap_GetPolygonStipple(__GLXclientState *cl, GLbyte *pc) -{ - GLboolean lsbFirst; - __GLXcontext *cx; - ClientPtr client = cl->client; - int error; - GLubyte answerBuffer[200]; - char *answer; - __GLX_DECLARE_SWAP_VARIABLES; - - __GLX_SWAP_INT(&((xGLXSingleReq *)pc)->contextTag); - cx = __glXForceCurrent(cl, __GLX_GET_SINGLE_CONTEXT_TAG(pc), &error); - if (!cx) { - return error; - } - pc += __GLX_SINGLE_HDR_SIZE; - lsbFirst = *(GLboolean *)(pc + 0); - - CALL_PixelStorei( GET_DISPATCH(), (GL_PACK_LSB_FIRST, lsbFirst) ); - __GLX_GET_ANSWER_BUFFER(answer,cl,128,1); - - __glXClearErrorOccured(); - CALL_GetPolygonStipple( GET_DISPATCH(), ((GLubyte *) answer) ); - if (__glXErrorOccured()) { - __GLX_BEGIN_REPLY(0); - __GLX_SWAP_REPLY_HEADER(); - __GLX_SEND_HEADER(); - } else { - __GLX_BEGIN_REPLY(128); - __GLX_SWAP_REPLY_HEADER(); - __GLX_SEND_HEADER(); - __GLX_SEND_BYTE_ARRAY(128); - } - return Success; -} - -static int GetSeparableFilter(__GLXclientState *cl, GLbyte *pc, GLXContextTag tag) -{ - GLint compsize, compsize2; - 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, height=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); - - /* target must be SEPARABLE_2D, however I guess we can let the GL - barf on this one.... */ - - CALL_GetConvolutionParameteriv( GET_DISPATCH(), (target, GL_CONVOLUTION_WIDTH, &width) ); - CALL_GetConvolutionParameteriv( GET_DISPATCH(), (target, GL_CONVOLUTION_HEIGHT, &height) ); - /* - * The two queries above might fail if we're in a state where queries - * are illegal, but then width and height would still be zero anyway. - */ - compsize = __glGetTexImage_size(target,1,format,type,width,1,1); - compsize2 = __glGetTexImage_size(target,1,format,type,height,1,1); - - if (compsize < 0) compsize = 0; - if (compsize2 < 0) compsize2 = 0; - compsize = __GLX_PAD(compsize); - compsize2 = __GLX_PAD(compsize2); - - CALL_PixelStorei( GET_DISPATCH(), (GL_PACK_SWAP_BYTES, !swapBytes) ); - __GLX_GET_ANSWER_BUFFER(answer,cl,compsize + compsize2,1); - __glXClearErrorOccured(); - CALL_GetSeparableFilter( GET_DISPATCH(), ( - *(GLenum *)(pc + 0), - *(GLenum *)(pc + 4), - *(GLenum *)(pc + 8), - answer, - answer + compsize, - NULL - ) ); - - if (__glXErrorOccured()) { - __GLX_BEGIN_REPLY(0); - __GLX_SWAP_REPLY_HEADER(); - } else { - __GLX_BEGIN_REPLY(compsize + compsize2); - __GLX_SWAP_REPLY_HEADER(); - __GLX_SWAP_INT(&width); - __GLX_SWAP_INT(&height); - ((xGLXGetSeparableFilterReply *)&__glXReply)->width = width; - ((xGLXGetSeparableFilterReply *)&__glXReply)->height = height; - __GLX_SEND_VOID_ARRAY(compsize + compsize2); - } - - return Success; -} - -int __glXDispSwap_GetSeparableFilter(__GLXclientState *cl, GLbyte *pc) -{ - const GLXContextTag tag = __GLX_GET_SINGLE_CONTEXT_TAG(pc); - - return GetSeparableFilter(cl, pc + __GLX_SINGLE_HDR_SIZE, tag); -} - -int __glXDispSwap_GetSeparableFilterEXT(__GLXclientState *cl, GLbyte *pc) -{ - const GLXContextTag tag = __GLX_GET_VENDPRIV_CONTEXT_TAG(pc); - - return GetSeparableFilter(cl, pc + __GLX_VENDPRIV_HDR_SIZE, tag); -} - -static int GetConvolutionFilter(__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, height=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_GetConvolutionParameteriv( GET_DISPATCH(), (target, GL_CONVOLUTION_WIDTH, &width) ); - if (target == GL_CONVOLUTION_2D) { - height = 1; - } else { - CALL_GetConvolutionParameteriv( GET_DISPATCH(), (target, GL_CONVOLUTION_HEIGHT, &height) ); - } - /* - * The two queries above might fail if we're in a state where queries - * are illegal, but then width and height would still be zero anyway. - */ - 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); -} +/*
+ * SGI FREE SOFTWARE LICENSE B (Version 2.0, Sept. 18, 2008)
+ * Copyright (C) 1991-2000 Silicon Graphics, Inc. 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 including the dates of first publication and
+ * either this permission notice or a reference to
+ * http://oss.sgi.com/projects/FreeB/
+ * 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
+ * SILICON GRAPHICS, INC. 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.
+ *
+ * Except as contained in this notice, the name of Silicon Graphics, Inc.
+ * shall not be used in advertising or otherwise to promote the sale, use or
+ * other dealings in this Software without prior written authorization from
+ * Silicon Graphics, Inc.
+ */
+
+#ifdef HAVE_DIX_CONFIG_H
+#include <dix-config.h>
+#endif
+
+#include "glxserver.h"
+#include "glxext.h"
+#include "singlesize.h"
+#include "unpack.h"
+#include "indirect_dispatch.h"
+#include "indirect_size_get.h"
+#include "glapitable.h"
+#include "glapi.h"
+#include "glthread.h"
+#include "dispatch.h"
+
+int __glXDispSwap_ReadPixels(__GLXclientState *cl, GLbyte *pc)
+{
+ GLsizei width, height;
+ GLenum format, type;
+ GLboolean swapBytes, lsbFirst;
+ GLint compsize;
+ __GLX_DECLARE_SWAP_VARIABLES;
+ __GLXcontext *cx;
+ ClientPtr client = cl->client;
+ int error;
+ char *answer, answerBuffer[200];
+
+ __GLX_SWAP_INT(&((xGLXSingleReq *)pc)->contextTag);
+ cx = __glXForceCurrent(cl, __GLX_GET_SINGLE_CONTEXT_TAG(pc), &error);
+ if (!cx) {
+ return error;
+ }
+
+ pc += __GLX_SINGLE_HDR_SIZE;
+ __GLX_SWAP_INT(pc+0);
+ __GLX_SWAP_INT(pc+4);
+ __GLX_SWAP_INT(pc+8);
+ __GLX_SWAP_INT(pc+12);
+ __GLX_SWAP_INT(pc+16);
+ __GLX_SWAP_INT(pc+20);
+
+ width = *(GLsizei *)(pc + 8);
+ height = *(GLsizei *)(pc + 12);
+ format = *(GLenum *)(pc + 16);
+ type = *(GLenum *)(pc + 20);
+ swapBytes = *(GLboolean *)(pc + 24);
+ lsbFirst = *(GLboolean *)(pc + 25);
+ compsize = __glReadPixels_size(format,type,width,height);
+ if (compsize < 0) compsize = 0;
+
+ CALL_PixelStorei( GET_DISPATCH(), (GL_PACK_SWAP_BYTES, !swapBytes) );
+ CALL_PixelStorei( GET_DISPATCH(), (GL_PACK_LSB_FIRST, lsbFirst) );
+ __GLX_GET_ANSWER_BUFFER(answer,cl,compsize,1);
+ __glXClearErrorOccured();
+ CALL_ReadPixels( GET_DISPATCH(),
+ (*(GLint *)(pc + 0),
+ *(GLint *)(pc + 4),
+ *(GLsizei *)(pc + 8),
+ *(GLsizei *)(pc + 12),
+ *(GLenum *)(pc + 16),
+ *(GLenum *)(pc + 20),
+ answer)
+ );
+
+ if (__glXErrorOccured()) {
+ __GLX_BEGIN_REPLY(0);
+ __GLX_SWAP_REPLY_HEADER();
+ __GLX_SEND_HEADER();
+ } else {
+ __GLX_BEGIN_REPLY(compsize);
+ __GLX_SWAP_REPLY_HEADER();
+ __GLX_SEND_HEADER();
+ __GLX_SEND_VOID_ARRAY(compsize);
+ }
+ cx->hasUnflushedCommands = GL_FALSE;
+ return Success;
+}
+
+int __glXDispSwap_GetTexImage(__GLXclientState *cl, GLbyte *pc)
+{
+ GLint level, compsize;
+ GLenum format, type, target;
+ GLboolean swapBytes;
+ __GLX_DECLARE_SWAP_VARIABLES;
+ __GLXcontext *cx;
+ ClientPtr client = cl->client;
+ int error;
+ char *answer, answerBuffer[200];
+ GLint width=0, height=0, depth=1;
+
+ __GLX_SWAP_INT(&((xGLXSingleReq *)pc)->contextTag);
+ cx = __glXForceCurrent(cl, __GLX_GET_SINGLE_CONTEXT_TAG(pc), &error);
+ if (!cx) {
+ return error;
+ }
+
+ pc += __GLX_SINGLE_HDR_SIZE;
+ __GLX_SWAP_INT(pc+0);
+ __GLX_SWAP_INT(pc+4);
+ __GLX_SWAP_INT(pc+8);
+ __GLX_SWAP_INT(pc+12);
+
+ level = *(GLint *)(pc + 4);
+ format = *(GLenum *)(pc + 8);
+ type = *(GLenum *)(pc + 12);
+ target = *(GLenum *)(pc + 0);
+ swapBytes = *(GLboolean *)(pc + 16);
+
+ CALL_GetTexLevelParameteriv( GET_DISPATCH(), (target, level, GL_TEXTURE_WIDTH, &width) );
+ CALL_GetTexLevelParameteriv( GET_DISPATCH(), (target, level, GL_TEXTURE_HEIGHT, &height) );
+ if ( target == GL_TEXTURE_3D) {
+ CALL_GetTexLevelParameteriv( GET_DISPATCH(), (target, level, GL_TEXTURE_DEPTH, &depth) );
+ }
+ /*
+ * The three queries above might fail if we're in a state where queries
+ * are illegal, but then width, height, and depth would still be zero anyway.
+ */
+ compsize = __glGetTexImage_size(target,level,format,type,width,height,depth);
+ if (compsize < 0) compsize = 0;
+
+ CALL_PixelStorei( GET_DISPATCH(), (GL_PACK_SWAP_BYTES, !swapBytes) );
+ __GLX_GET_ANSWER_BUFFER(answer,cl,compsize,1);
+ __glXClearErrorOccured();
+ CALL_GetTexImage( GET_DISPATCH(), (
+ *(GLenum *)(pc + 0),
+ *(GLint *)(pc + 4),
+ *(GLenum *)(pc + 8),
+ *(GLenum *)(pc + 12),
+ answer
+ ) );
+
+ if (__glXErrorOccured()) {
+ __GLX_BEGIN_REPLY(0);
+ __GLX_SWAP_REPLY_HEADER();
+ __GLX_SEND_HEADER();
+ } else {
+ __GLX_BEGIN_REPLY(compsize);
+ __GLX_SWAP_REPLY_HEADER();
+ __GLX_SWAP_INT(&width);
+ __GLX_SWAP_INT(&height);
+ __GLX_SWAP_INT(&depth);
+ ((xGLXGetTexImageReply *)&__glXReply)->width = width;
+ ((xGLXGetTexImageReply *)&__glXReply)->height = height;
+ ((xGLXGetTexImageReply *)&__glXReply)->depth = depth;
+ __GLX_SEND_HEADER();
+ __GLX_SEND_VOID_ARRAY(compsize);
+ }
+ return Success;
+}
+
+int __glXDispSwap_GetPolygonStipple(__GLXclientState *cl, GLbyte *pc)
+{
+ GLboolean lsbFirst;
+ __GLXcontext *cx;
+ ClientPtr client = cl->client;
+ int error;
+ GLubyte answerBuffer[200];
+ char *answer;
+ __GLX_DECLARE_SWAP_VARIABLES;
+
+ __GLX_SWAP_INT(&((xGLXSingleReq *)pc)->contextTag);
+ cx = __glXForceCurrent(cl, __GLX_GET_SINGLE_CONTEXT_TAG(pc), &error);
+ if (!cx) {
+ return error;
+ }
+ pc += __GLX_SINGLE_HDR_SIZE;
+ lsbFirst = *(GLboolean *)(pc + 0);
+
+ CALL_PixelStorei( GET_DISPATCH(), (GL_PACK_LSB_FIRST, lsbFirst) );
+ __GLX_GET_ANSWER_BUFFER(answer,cl,128,1);
+
+ __glXClearErrorOccured();
+ CALL_GetPolygonStipple( GET_DISPATCH(), ((GLubyte *) answer) );
+ if (__glXErrorOccured()) {
+ __GLX_BEGIN_REPLY(0);
+ __GLX_SWAP_REPLY_HEADER();
+ __GLX_SEND_HEADER();
+ } else {
+ __GLX_BEGIN_REPLY(128);
+ __GLX_SWAP_REPLY_HEADER();
+ __GLX_SEND_HEADER();
+ __GLX_SEND_BYTE_ARRAY(128);
+ }
+ return Success;
+}
+
+static int GetSeparableFilter(__GLXclientState *cl, GLbyte *pc, GLXContextTag tag)
+{
+ GLint compsize, compsize2;
+ 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, height=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);
+
+ /* target must be SEPARABLE_2D, however I guess we can let the GL
+ barf on this one.... */
+
+ CALL_GetConvolutionParameteriv( GET_DISPATCH(), (target, GL_CONVOLUTION_WIDTH, &width) );
+ CALL_GetConvolutionParameteriv( GET_DISPATCH(), (target, GL_CONVOLUTION_HEIGHT, &height) );
+ /*
+ * The two queries above might fail if we're in a state where queries
+ * are illegal, but then width and height would still be zero anyway.
+ */
+ compsize = __glGetTexImage_size(target,1,format,type,width,1,1);
+ compsize2 = __glGetTexImage_size(target,1,format,type,height,1,1);
+
+ if (compsize < 0) compsize = 0;
+ if (compsize2 < 0) compsize2 = 0;
+ compsize = __GLX_PAD(compsize);
+ compsize2 = __GLX_PAD(compsize2);
+
+ CALL_PixelStorei( GET_DISPATCH(), (GL_PACK_SWAP_BYTES, !swapBytes) );
+ __GLX_GET_ANSWER_BUFFER(answer,cl,compsize + compsize2,1);
+ __glXClearErrorOccured();
+ CALL_GetSeparableFilter( GET_DISPATCH(), (
+ *(GLenum *)(pc + 0),
+ *(GLenum *)(pc + 4),
+ *(GLenum *)(pc + 8),
+ answer,
+ answer + compsize,
+ NULL
+ ) );
+
+ if (__glXErrorOccured()) {
+ __GLX_BEGIN_REPLY(0);
+ __GLX_SWAP_REPLY_HEADER();
+ } else {
+ __GLX_BEGIN_REPLY(compsize + compsize2);
+ __GLX_SWAP_REPLY_HEADER();
+ __GLX_SWAP_INT(&width);
+ __GLX_SWAP_INT(&height);
+ ((xGLXGetSeparableFilterReply *)&__glXReply)->width = width;
+ ((xGLXGetSeparableFilterReply *)&__glXReply)->height = height;
+ __GLX_SEND_VOID_ARRAY(compsize + compsize2);
+ }
+
+ return Success;
+}
+
+int __glXDispSwap_GetSeparableFilter(__GLXclientState *cl, GLbyte *pc)
+{
+ const GLXContextTag tag = __GLX_GET_SINGLE_CONTEXT_TAG(pc);
+
+ return GetSeparableFilter(cl, pc + __GLX_SINGLE_HDR_SIZE, tag);
+}
+
+int __glXDispSwap_GetSeparableFilterEXT(__GLXclientState *cl, GLbyte *pc)
+{
+ const GLXContextTag tag = __GLX_GET_VENDPRIV_CONTEXT_TAG(pc);
+
+ return GetSeparableFilter(cl, pc + __GLX_VENDPRIV_HDR_SIZE, tag);
+}
+
+static int GetConvolutionFilter(__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, height=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_GetConvolutionParameteriv( GET_DISPATCH(), (target, GL_CONVOLUTION_WIDTH, &width) );
+ if (target == GL_CONVOLUTION_2D) {
+ height = 1;
+ } else {
+ CALL_GetConvolutionParameteriv( GET_DISPATCH(), (target, GL_CONVOLUTION_HEIGHT, &height) );
+ }
+ /*
+ * The two queries above might fail if we're in a state where queries
+ * are illegal, but then width and height would still be zero anyway.
+ */
+ 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);
+}
|