| 1 | #ifndef _GLX_server_h_ |
| 2 | #define _GLX_server_h_ |
| 3 | |
| 4 | /* |
| 5 | * SGI FREE SOFTWARE LICENSE B (Version 2.0, Sept. 18, 2008) |
| 6 | * Copyright (C) 1991-2000 Silicon Graphics, Inc. All Rights Reserved. |
| 7 | * |
| 8 | * Permission is hereby granted, free of charge, to any person obtaining a |
| 9 | * copy of this software and associated documentation files (the "Software"), |
| 10 | * to deal in the Software without restriction, including without limitation |
| 11 | * the rights to use, copy, modify, merge, publish, distribute, sublicense, |
| 12 | * and/or sell copies of the Software, and to permit persons to whom the |
| 13 | * Software is furnished to do so, subject to the following conditions: |
| 14 | * |
| 15 | * The above copyright notice including the dates of first publication and |
| 16 | * either this permission notice or a reference to |
| 17 | * http://oss.sgi.com/projects/FreeB/ |
| 18 | * shall be included in all copies or substantial portions of the Software. |
| 19 | * |
| 20 | * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS |
| 21 | * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, |
| 22 | * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL |
| 23 | * SILICON GRAPHICS, INC. BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, |
| 24 | * WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF |
| 25 | * OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE |
| 26 | * SOFTWARE. |
| 27 | * |
| 28 | * Except as contained in this notice, the name of Silicon Graphics, Inc. |
| 29 | * shall not be used in advertising or otherwise to promote the sale, use or |
| 30 | * other dealings in this Software without prior written authorization from |
| 31 | * Silicon Graphics, Inc. |
| 32 | */ |
| 33 | |
| 34 | #include "dmx.h" |
| 35 | |
| 36 | #include <misc.h> |
| 37 | #include <dixstruct.h> |
| 38 | #include <pixmapstr.h> |
| 39 | #include <gcstruct.h> |
| 40 | #include <extnsionst.h> |
| 41 | #include <resource.h> |
| 42 | #include <scrnintstr.h> |
| 43 | |
| 44 | #define GL_GLEXT_PROTOTYPES /* we want prototypes */ |
| 45 | #include <GL/gl.h> |
| 46 | #include <GL/glxproto.h> |
| 47 | #include <GL/glxint.h> |
| 48 | |
| 49 | #include "glxscreens.h" |
| 50 | #include "glxdrawable.h" |
| 51 | #include "glxcontext.h" |
| 52 | #include "glxerror.h" |
| 53 | |
| 54 | #define GLX_SERVER_MAJOR_VERSION 1 |
| 55 | #define GLX_SERVER_MINOR_VERSION 3 |
| 56 | |
| 57 | #ifndef True |
| 58 | #define True 1 |
| 59 | #endif |
| 60 | #ifndef False |
| 61 | #define False 0 |
| 62 | #endif |
| 63 | |
| 64 | /* |
| 65 | ** GLX resources. |
| 66 | typedef XID GLXContextID; |
| 67 | typedef XID GLXPixmap; |
| 68 | typedef XID GLXDrawable; |
| 69 | typedef XID GLXWindow; |
| 70 | typedef XID GLXPbuffer; |
| 71 | |
| 72 | typedef struct __GLXcontextRec *GLXContext; |
| 73 | */ |
| 74 | typedef struct __GLXclientStateRec __GLXclientState; |
| 75 | |
| 76 | extern __GLXscreenInfo *__glXActiveScreens; |
| 77 | extern GLint __glXNumActiveScreens; |
| 78 | |
| 79 | /************************************************************************/ |
| 80 | |
| 81 | /* |
| 82 | ** The last context used (from the server's persective) is cached. |
| 83 | */ |
| 84 | extern __GLXcontext *__glXLastContext; |
| 85 | extern __GLXcontext *__glXForceCurrent(__GLXclientState *, GLXContextTag, |
| 86 | int *); |
| 87 | |
| 88 | /************************************************************************/ |
| 89 | |
| 90 | typedef struct { |
| 91 | int elem_size; /* element size in bytes */ |
| 92 | int nelems; /* number of elements to swap */ |
| 93 | void (*swapfunc) (GLbyte * pc); |
| 94 | } __GLXRenderSwapInfo; |
| 95 | |
| 96 | /* |
| 97 | ** State kept per client. |
| 98 | */ |
| 99 | struct __GLXclientStateRec { |
| 100 | /* |
| 101 | ** Whether this structure is currently being used to support a client. |
| 102 | */ |
| 103 | Bool inUse; |
| 104 | |
| 105 | /* |
| 106 | ** Buffer for returned data. |
| 107 | */ |
| 108 | GLbyte *returnBuf; |
| 109 | GLint returnBufSize; |
| 110 | |
| 111 | /* |
| 112 | ** Keep a list of all the contexts that are current for this client's |
| 113 | ** threads. |
| 114 | */ |
| 115 | __GLXcontext **currentContexts; |
| 116 | DrawablePtr *currentDrawables; |
| 117 | GLint numCurrentContexts; |
| 118 | |
| 119 | /* Back pointer to X client record */ |
| 120 | ClientPtr client; |
| 121 | |
| 122 | char *GLClientextensions; |
| 123 | |
| 124 | GLXContextTag *be_currentCTag; |
| 125 | Display **be_displays; |
| 126 | |
| 127 | /* |
| 128 | ** Keep track of large rendering commands, which span multiple requests. |
| 129 | */ |
| 130 | GLint largeCmdBytesSoFar; /* bytes received so far */ |
| 131 | GLint largeCmdBytesTotal; /* total bytes expected */ |
| 132 | GLint largeCmdRequestsSoFar; /* requests received so far */ |
| 133 | GLint largeCmdRequestsTotal; /* total requests expected */ |
| 134 | void (*largeCmdRequestsSwapProc) (GLbyte *); |
| 135 | __GLXRenderSwapInfo *largeCmdRequestsSwap_info; |
| 136 | GLbyte *largeCmdBuf; |
| 137 | GLint largeCmdBufSize; |
| 138 | GLint largeCmdMaxReqDataSize; |
| 139 | |
| 140 | }; |
| 141 | |
| 142 | extern __GLXclientState *__glXClients[]; |
| 143 | |
| 144 | /************************************************************************/ |
| 145 | |
| 146 | /* |
| 147 | ** Dispatch tables. |
| 148 | */ |
| 149 | typedef void (*__GLXdispatchRenderProcPtr) (GLbyte *); |
| 150 | typedef int (*__GLXdispatchSingleProcPtr) (__GLXclientState *, GLbyte *); |
| 151 | typedef int (*__GLXdispatchVendorPrivProcPtr) (__GLXclientState *, GLbyte *); |
| 152 | extern __GLXdispatchSingleProcPtr __glXSingleTable[]; |
| 153 | extern __GLXdispatchVendorPrivProcPtr __glXVendorPrivTable_EXT[]; |
| 154 | extern __GLXdispatchSingleProcPtr __glXSwapSingleTable[]; |
| 155 | extern __GLXdispatchVendorPrivProcPtr __glXSwapVendorPrivTable_EXT[]; |
| 156 | extern __GLXdispatchRenderProcPtr __glXSwapRenderTable[]; |
| 157 | |
| 158 | extern __GLXRenderSwapInfo __glXSwapRenderTable_EXT[]; |
| 159 | |
| 160 | /* |
| 161 | * Dispatch for GLX commands. |
| 162 | */ |
| 163 | typedef int (*__GLXprocPtr) (__GLXclientState *, char *pc); |
| 164 | extern __GLXprocPtr __glXProcTable[]; |
| 165 | |
| 166 | /* |
| 167 | * Tables for computing the size of each rendering command. |
| 168 | */ |
| 169 | typedef struct { |
| 170 | int bytes; |
| 171 | int (*varsize) (GLbyte * pc, Bool swap); |
| 172 | } __GLXrenderSizeData; |
| 173 | extern __GLXrenderSizeData __glXRenderSizeTable[]; |
| 174 | extern __GLXrenderSizeData __glXRenderSizeTable_EXT[]; |
| 175 | |
| 176 | /************************************************************************/ |
| 177 | |
| 178 | /* |
| 179 | ** X resources. |
| 180 | */ |
| 181 | extern RESTYPE __glXContextRes; |
| 182 | extern RESTYPE __glXClientRes; |
| 183 | extern RESTYPE __glXPixmapRes; |
| 184 | extern RESTYPE __glXDrawableRes; |
| 185 | extern RESTYPE __glXWindowRes; |
| 186 | extern RESTYPE __glXPbufferRes; |
| 187 | |
| 188 | /************************************************************************/ |
| 189 | |
| 190 | /* |
| 191 | ** Prototypes. |
| 192 | */ |
| 193 | |
| 194 | extern char *__glXcombine_strings(const char *, const char *); |
| 195 | |
| 196 | extern void __glXDisp_DrawArrays(GLbyte *); |
| 197 | extern void __glXDispSwap_DrawArrays(GLbyte *); |
| 198 | |
| 199 | /* |
| 200 | ** Routines for sending swapped replies. |
| 201 | */ |
| 202 | |
| 203 | extern void __glXSwapMakeCurrentReply(ClientPtr client, |
| 204 | xGLXMakeCurrentReadSGIReply * reply); |
| 205 | |
| 206 | extern void __glXSwapIsDirectReply(ClientPtr client, xGLXIsDirectReply * reply); |
| 207 | extern void __glXSwapQueryVersionReply(ClientPtr client, |
| 208 | xGLXQueryVersionReply * reply); |
| 209 | extern void __glXSwapQueryContextInfoEXTReply(ClientPtr client, |
| 210 | xGLXQueryContextInfoEXTReply * |
| 211 | reply, int *buf); |
| 212 | extern void glxSwapQueryExtensionsStringReply(ClientPtr client, |
| 213 | xGLXQueryExtensionsStringReply * |
| 214 | reply, char *buf); |
| 215 | extern void glxSwapQueryServerStringReply(ClientPtr client, |
| 216 | xGLXQueryServerStringReply * reply, |
| 217 | char *buf); |
| 218 | extern void __glXSwapQueryContextReply(ClientPtr client, |
| 219 | xGLXQueryContextReply * reply, int *buf); |
| 220 | extern void __glXSwapGetDrawableAttributesReply(ClientPtr client, |
| 221 | xGLXGetDrawableAttributesReply * |
| 222 | reply, int *buf); |
| 223 | extern void __glXSwapQueryMaxSwapBarriersSGIXReply(ClientPtr client, |
| 224 | xGLXQueryMaxSwapBarriersSGIXReply |
| 225 | * reply); |
| 226 | |
| 227 | /* |
| 228 | * Routines for computing the size of variably-sized rendering commands. |
| 229 | */ |
| 230 | |
| 231 | extern int __glXTypeSize(GLenum enm); |
| 232 | extern int __glXImageSize(GLenum format, GLenum type, GLsizei w, GLsizei h, |
| 233 | GLint rowLength, GLint skipRows, GLint alignment); |
| 234 | extern int __glXImage3DSize(GLenum format, GLenum type, |
| 235 | GLsizei w, GLsizei h, GLsizei d, |
| 236 | GLint imageHeight, GLint rowLength, |
| 237 | GLint skipImages, GLint skipRows, GLint alignment); |
| 238 | |
| 239 | extern int __glXCallListsReqSize(GLbyte * pc, Bool swap); |
| 240 | extern int __glXBitmapReqSize(GLbyte * pc, Bool swap); |
| 241 | extern int __glXFogfvReqSize(GLbyte * pc, Bool swap); |
| 242 | extern int __glXFogivReqSize(GLbyte * pc, Bool swap); |
| 243 | extern int __glXLightfvReqSize(GLbyte * pc, Bool swap); |
| 244 | extern int __glXLightivReqSize(GLbyte * pc, Bool swap); |
| 245 | extern int __glXLightModelfvReqSize(GLbyte * pc, Bool swap); |
| 246 | extern int __glXLightModelivReqSize(GLbyte * pc, Bool swap); |
| 247 | extern int __glXMaterialfvReqSize(GLbyte * pc, Bool swap); |
| 248 | extern int __glXMaterialivReqSize(GLbyte * pc, Bool swap); |
| 249 | extern int __glXTexParameterfvReqSize(GLbyte * pc, Bool swap); |
| 250 | extern int __glXTexParameterivReqSize(GLbyte * pc, Bool swap); |
| 251 | extern int __glXTexImage1DReqSize(GLbyte * pc, Bool swap); |
| 252 | extern int __glXTexImage2DReqSize(GLbyte * pc, Bool swap); |
| 253 | extern int __glXTexEnvfvReqSize(GLbyte * pc, Bool swap); |
| 254 | extern int __glXTexEnvivReqSize(GLbyte * pc, Bool swap); |
| 255 | extern int __glXTexGendvReqSize(GLbyte * pc, Bool swap); |
| 256 | extern int __glXTexGenfvReqSize(GLbyte * pc, Bool swap); |
| 257 | extern int __glXTexGenivReqSize(GLbyte * pc, Bool swap); |
| 258 | extern int __glXMap1dReqSize(GLbyte * pc, Bool swap); |
| 259 | extern int __glXMap1fReqSize(GLbyte * pc, Bool swap); |
| 260 | extern int __glXMap2dReqSize(GLbyte * pc, Bool swap); |
| 261 | extern int __glXMap2fReqSize(GLbyte * pc, Bool swap); |
| 262 | extern int __glXPixelMapfvReqSize(GLbyte * pc, Bool swap); |
| 263 | extern int __glXPixelMapuivReqSize(GLbyte * pc, Bool swap); |
| 264 | extern int __glXPixelMapusvReqSize(GLbyte * pc, Bool swap); |
| 265 | extern int __glXDrawPixelsReqSize(GLbyte * pc, Bool swap); |
| 266 | extern int __glXDrawArraysSize(GLbyte * pc, Bool swap); |
| 267 | extern int __glXPrioritizeTexturesReqSize(GLbyte * pc, Bool swap); |
| 268 | extern int __glXTexSubImage1DReqSize(GLbyte * pc, Bool swap); |
| 269 | extern int __glXTexSubImage2DReqSize(GLbyte * pc, Bool swap); |
| 270 | extern int __glXTexImage3DReqSize(GLbyte * pc, Bool swap); |
| 271 | extern int __glXTexSubImage3DReqSize(GLbyte * pc, Bool swap); |
| 272 | extern int __glXConvolutionFilter1DReqSize(GLbyte * pc, Bool swap); |
| 273 | extern int __glXConvolutionFilter2DReqSize(GLbyte * pc, Bool swap); |
| 274 | extern int __glXConvolutionParameterivReqSize(GLbyte * pc, Bool swap); |
| 275 | extern int __glXConvolutionParameterfvReqSize(GLbyte * pc, Bool swap); |
| 276 | extern int __glXSeparableFilter2DReqSize(GLbyte * pc, Bool swap); |
| 277 | extern int __glXColorTableReqSize(GLbyte * pc, Bool swap); |
| 278 | extern int __glXColorSubTableReqSize(GLbyte * pc, Bool swap); |
| 279 | extern int __glXColorTableParameterfvReqSize(GLbyte * pc, Bool swap); |
| 280 | extern int __glXColorTableParameterivReqSize(GLbyte * pc, Bool swap); |
| 281 | |
| 282 | /* |
| 283 | * Routines for computing the size of returned data. |
| 284 | */ |
| 285 | extern int __glXConvolutionParameterivSize(GLenum pname); |
| 286 | extern int __glXConvolutionParameterfvSize(GLenum pname); |
| 287 | extern int __glXColorTableParameterfvSize(GLenum pname); |
| 288 | extern int __glXColorTableParameterivSize(GLenum pname); |
| 289 | |
| 290 | extern void __glXFreeGLXWindow(__glXWindow * pGlxWindow); |
| 291 | extern void __glXFreeGLXPbuffer(__glXPbuffer * pGlxPbuffer); |
| 292 | |
| 293 | extern int __glXVersionMajor; |
| 294 | extern int __glXVersionMinor; |
| 295 | |
| 296 | #define __GLX_IS_VERSION_SUPPORTED(major,minor) \ |
| 297 | ( (__glXVersionMajor > (major)) || \ |
| 298 | ((__glXVersionMajor == (major)) && (__glXVersionMinor >= (minor))) ) |
| 299 | |
| 300 | #endif /* !__GLX_server_h__ */ |