context.h revision 441bab8f171b0678303ff46fc79f236c349aafdb
1afb833d4e89c312460a4ab9ed6a7a8ca4ebbfe1cjtg/* 2afb833d4e89c312460a4ab9ed6a7a8ca4ebbfe1cjtg * Mesa 3-D graphics library 3a623e008c651235769c7c50fc55f6e3782e4aacaBrian Paul * Version: 6.5.1 45e3bc0c2a2bcdf59949410f94c9b705fc1281ce8Jouk Jansen * 5a623e008c651235769c7c50fc55f6e3782e4aacaBrian Paul * Copyright (C) 1999-2006 Brian Paul All Rights Reserved. 65e3bc0c2a2bcdf59949410f94c9b705fc1281ce8Jouk Jansen * 7afb833d4e89c312460a4ab9ed6a7a8ca4ebbfe1cjtg * Permission is hereby granted, free of charge, to any person obtaining a 8afb833d4e89c312460a4ab9ed6a7a8ca4ebbfe1cjtg * copy of this software and associated documentation files (the "Software"), 9afb833d4e89c312460a4ab9ed6a7a8ca4ebbfe1cjtg * to deal in the Software without restriction, including without limitation 10afb833d4e89c312460a4ab9ed6a7a8ca4ebbfe1cjtg * the rights to use, copy, modify, merge, publish, distribute, sublicense, 11afb833d4e89c312460a4ab9ed6a7a8ca4ebbfe1cjtg * and/or sell copies of the Software, and to permit persons to whom the 12afb833d4e89c312460a4ab9ed6a7a8ca4ebbfe1cjtg * Software is furnished to do so, subject to the following conditions: 135e3bc0c2a2bcdf59949410f94c9b705fc1281ce8Jouk Jansen * 14afb833d4e89c312460a4ab9ed6a7a8ca4ebbfe1cjtg * The above copyright notice and this permission notice shall be included 15afb833d4e89c312460a4ab9ed6a7a8ca4ebbfe1cjtg * in all copies or substantial portions of the Software. 165e3bc0c2a2bcdf59949410f94c9b705fc1281ce8Jouk Jansen * 17afb833d4e89c312460a4ab9ed6a7a8ca4ebbfe1cjtg * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS 18afb833d4e89c312460a4ab9ed6a7a8ca4ebbfe1cjtg * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, 19afb833d4e89c312460a4ab9ed6a7a8ca4ebbfe1cjtg * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL 20afb833d4e89c312460a4ab9ed6a7a8ca4ebbfe1cjtg * BRIAN PAUL BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN 21afb833d4e89c312460a4ab9ed6a7a8ca4ebbfe1cjtg * AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN 22afb833d4e89c312460a4ab9ed6a7a8ca4ebbfe1cjtg * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. 23afb833d4e89c312460a4ab9ed6a7a8ca4ebbfe1cjtg */ 24afb833d4e89c312460a4ab9ed6a7a8ca4ebbfe1cjtg 25afb833d4e89c312460a4ab9ed6a7a8ca4ebbfe1cjtg 26a623e008c651235769c7c50fc55f6e3782e4aacaBrian Paul/** 27a623e008c651235769c7c50fc55f6e3782e4aacaBrian Paul * \file context.h 28a623e008c651235769c7c50fc55f6e3782e4aacaBrian Paul * Mesa context and visual-related functions. 29a623e008c651235769c7c50fc55f6e3782e4aacaBrian Paul * 30a623e008c651235769c7c50fc55f6e3782e4aacaBrian Paul * There are three large Mesa data types/classes which are meant to be 31a623e008c651235769c7c50fc55f6e3782e4aacaBrian Paul * used by device drivers: 32a623e008c651235769c7c50fc55f6e3782e4aacaBrian Paul * - GLcontext: this contains the Mesa rendering state 33a623e008c651235769c7c50fc55f6e3782e4aacaBrian Paul * - GLvisual: this describes the color buffer (RGB vs. ci), whether or not 34a623e008c651235769c7c50fc55f6e3782e4aacaBrian Paul * there's a depth buffer, stencil buffer, etc. 35a623e008c651235769c7c50fc55f6e3782e4aacaBrian Paul * - GLframebuffer: contains pointers to the depth buffer, stencil buffer, 36a623e008c651235769c7c50fc55f6e3782e4aacaBrian Paul * accum buffer and alpha buffers. 37a623e008c651235769c7c50fc55f6e3782e4aacaBrian Paul * 38a623e008c651235769c7c50fc55f6e3782e4aacaBrian Paul * These types should be encapsulated by corresponding device driver 39a623e008c651235769c7c50fc55f6e3782e4aacaBrian Paul * data types. See xmesa.h and xmesaP.h for an example. 40a623e008c651235769c7c50fc55f6e3782e4aacaBrian Paul * 41a623e008c651235769c7c50fc55f6e3782e4aacaBrian Paul * In OOP terms, GLcontext, GLvisual, and GLframebuffer are base classes 42a623e008c651235769c7c50fc55f6e3782e4aacaBrian Paul * which the device driver must derive from. 43a623e008c651235769c7c50fc55f6e3782e4aacaBrian Paul * 44a623e008c651235769c7c50fc55f6e3782e4aacaBrian Paul * The following functions create and destroy these data types. 45a623e008c651235769c7c50fc55f6e3782e4aacaBrian Paul */ 46a623e008c651235769c7c50fc55f6e3782e4aacaBrian Paul 47a623e008c651235769c7c50fc55f6e3782e4aacaBrian Paul 48afb833d4e89c312460a4ab9ed6a7a8ca4ebbfe1cjtg#ifndef CONTEXT_H 49afb833d4e89c312460a4ab9ed6a7a8ca4ebbfe1cjtg#define CONTEXT_H 50afb833d4e89c312460a4ab9ed6a7a8ca4ebbfe1cjtg 51afb833d4e89c312460a4ab9ed6a7a8ca4ebbfe1cjtg 52c223c6b663cd5db39ba19c2be74b88cc3b8f53f3Brian#include "glapi/glapi.h" 53ae0eaf93e092ac8e8b1c98f3e986de96940663faKeith Whitwell#include "imports.h" 545e3bc0c2a2bcdf59949410f94c9b705fc1281ce8Jouk Jansen#include "mtypes.h" 55afb833d4e89c312460a4ab9ed6a7a8ca4ebbfe1cjtg 56afb833d4e89c312460a4ab9ed6a7a8ca4ebbfe1cjtg 57a623e008c651235769c7c50fc55f6e3782e4aacaBrian Paul/** \name Visual-related functions */ 586dc85575000127630489b407c50a4b3ea87c9acbKeith Whitwell/*@{*/ 596dc85575000127630489b407c50a4b3ea87c9acbKeith Whitwell 60b371e0da2b51da7d941de557b62434aaaca5be02Brian Paulextern GLvisual * 61b371e0da2b51da7d941de557b62434aaaca5be02Brian Paul_mesa_create_visual( GLboolean rgbFlag, 62b371e0da2b51da7d941de557b62434aaaca5be02Brian Paul GLboolean dbFlag, 63b371e0da2b51da7d941de557b62434aaaca5be02Brian Paul GLboolean stereoFlag, 64b371e0da2b51da7d941de557b62434aaaca5be02Brian Paul GLint redBits, 65b371e0da2b51da7d941de557b62434aaaca5be02Brian Paul GLint greenBits, 66b371e0da2b51da7d941de557b62434aaaca5be02Brian Paul GLint blueBits, 67b371e0da2b51da7d941de557b62434aaaca5be02Brian Paul GLint alphaBits, 68b371e0da2b51da7d941de557b62434aaaca5be02Brian Paul GLint indexBits, 69b371e0da2b51da7d941de557b62434aaaca5be02Brian Paul GLint depthBits, 70b371e0da2b51da7d941de557b62434aaaca5be02Brian Paul GLint stencilBits, 71b371e0da2b51da7d941de557b62434aaaca5be02Brian Paul GLint accumRedBits, 72b371e0da2b51da7d941de557b62434aaaca5be02Brian Paul GLint accumGreenBits, 73b371e0da2b51da7d941de557b62434aaaca5be02Brian Paul GLint accumBlueBits, 74b371e0da2b51da7d941de557b62434aaaca5be02Brian Paul GLint accumAlphaBits, 75b371e0da2b51da7d941de557b62434aaaca5be02Brian Paul GLint numSamples ); 76b371e0da2b51da7d941de557b62434aaaca5be02Brian Paul 77178a1c5a25b84bab1d5aae9e14694b531feea3caBrian Paulextern GLboolean 78178a1c5a25b84bab1d5aae9e14694b531feea3caBrian Paul_mesa_initialize_visual( GLvisual *v, 79178a1c5a25b84bab1d5aae9e14694b531feea3caBrian Paul GLboolean rgbFlag, 80178a1c5a25b84bab1d5aae9e14694b531feea3caBrian Paul GLboolean dbFlag, 81178a1c5a25b84bab1d5aae9e14694b531feea3caBrian Paul GLboolean stereoFlag, 82178a1c5a25b84bab1d5aae9e14694b531feea3caBrian Paul GLint redBits, 83178a1c5a25b84bab1d5aae9e14694b531feea3caBrian Paul GLint greenBits, 84178a1c5a25b84bab1d5aae9e14694b531feea3caBrian Paul GLint blueBits, 85178a1c5a25b84bab1d5aae9e14694b531feea3caBrian Paul GLint alphaBits, 86178a1c5a25b84bab1d5aae9e14694b531feea3caBrian Paul GLint indexBits, 87178a1c5a25b84bab1d5aae9e14694b531feea3caBrian Paul GLint depthBits, 88178a1c5a25b84bab1d5aae9e14694b531feea3caBrian Paul GLint stencilBits, 89178a1c5a25b84bab1d5aae9e14694b531feea3caBrian Paul GLint accumRedBits, 90178a1c5a25b84bab1d5aae9e14694b531feea3caBrian Paul GLint accumGreenBits, 91178a1c5a25b84bab1d5aae9e14694b531feea3caBrian Paul GLint accumBlueBits, 92178a1c5a25b84bab1d5aae9e14694b531feea3caBrian Paul GLint accumAlphaBits, 93178a1c5a25b84bab1d5aae9e14694b531feea3caBrian Paul GLint numSamples ); 94178a1c5a25b84bab1d5aae9e14694b531feea3caBrian Paul 95b371e0da2b51da7d941de557b62434aaaca5be02Brian Paulextern void 96b371e0da2b51da7d941de557b62434aaaca5be02Brian Paul_mesa_destroy_visual( GLvisual *vis ); 97b371e0da2b51da7d941de557b62434aaaca5be02Brian Paul 986dc85575000127630489b407c50a4b3ea87c9acbKeith Whitwell/*@}*/ 99afb833d4e89c312460a4ab9ed6a7a8ca4ebbfe1cjtg 100178a1c5a25b84bab1d5aae9e14694b531feea3caBrian Paul 101a623e008c651235769c7c50fc55f6e3782e4aacaBrian Paul/** \name Context-related functions */ 1026dc85575000127630489b407c50a4b3ea87c9acbKeith Whitwell/*@{*/ 1036dc85575000127630489b407c50a4b3ea87c9acbKeith Whitwell 104178a1c5a25b84bab1d5aae9e14694b531feea3caBrian Paulextern GLcontext * 105be3602da412ae56b5ee019fc47cc282eb3d66fadBrian Paul_mesa_create_context( const GLvisual *visual, 106b1394fa92aaaf859ce9efc8b5fc194397921320cBrian Paul GLcontext *share_list, 107d3fd7ba8af15bead2f770d68a893449adeb11397Brian Paul const struct dd_function_table *driverFunctions, 108d3fd7ba8af15bead2f770d68a893449adeb11397Brian Paul void *driverContext ); 109178a1c5a25b84bab1d5aae9e14694b531feea3caBrian Paul 110178a1c5a25b84bab1d5aae9e14694b531feea3caBrian Paulextern GLboolean 111178a1c5a25b84bab1d5aae9e14694b531feea3caBrian Paul_mesa_initialize_context( GLcontext *ctx, 112be3602da412ae56b5ee019fc47cc282eb3d66fadBrian Paul const GLvisual *visual, 113178a1c5a25b84bab1d5aae9e14694b531feea3caBrian Paul GLcontext *share_list, 114d3fd7ba8af15bead2f770d68a893449adeb11397Brian Paul const struct dd_function_table *driverFunctions, 115d3fd7ba8af15bead2f770d68a893449adeb11397Brian Paul void *driverContext ); 116afb833d4e89c312460a4ab9ed6a7a8ca4ebbfe1cjtg 117178a1c5a25b84bab1d5aae9e14694b531feea3caBrian Paulextern void 118b1394fa92aaaf859ce9efc8b5fc194397921320cBrian Paul_mesa_free_context_data( GLcontext *ctx ); 1194d053ddae8cc48dd29a75e67290cd09ed995f5c3Brian Paul 120178a1c5a25b84bab1d5aae9e14694b531feea3caBrian Paulextern void 121b1394fa92aaaf859ce9efc8b5fc194397921320cBrian Paul_mesa_destroy_context( GLcontext *ctx ); 1224d053ddae8cc48dd29a75e67290cd09ed995f5c3Brian Paul 123afb833d4e89c312460a4ab9ed6a7a8ca4ebbfe1cjtg 124178a1c5a25b84bab1d5aae9e14694b531feea3caBrian Paulextern void 125b1394fa92aaaf859ce9efc8b5fc194397921320cBrian Paul_mesa_copy_context(const GLcontext *src, GLcontext *dst, GLuint mask); 1260498682406d23226b5bc8973e02c7b3a9e0bdeaaBrian Paul 1270498682406d23226b5bc8973e02c7b3a9e0bdeaaBrian Paul 128178a1c5a25b84bab1d5aae9e14694b531feea3caBrian Paulextern void 129e4b2356c07d31fbeeabb13b2fb47db703b473080Brian Paul_mesa_make_current( GLcontext *ctx, GLframebuffer *drawBuffer, 130e4b2356c07d31fbeeabb13b2fb47db703b473080Brian Paul GLframebuffer *readBuffer ); 1310003778847df6adb792f453df83808fefa560f18Brian Paul 132635ee2df37898fe408be565d189c2fb4dc5f61b1Brian Paulextern GLboolean 133635ee2df37898fe408be565d189c2fb4dc5f61b1Brian Paul_mesa_share_state(GLcontext *ctx, GLcontext *ctxToShare); 1343f02f90f943a996d88abc20f74503afbb56a4c98Brian Paul 135178a1c5a25b84bab1d5aae9e14694b531feea3caBrian Paulextern GLcontext * 136b1394fa92aaaf859ce9efc8b5fc194397921320cBrian Paul_mesa_get_current_context(void); 137afb833d4e89c312460a4ab9ed6a7a8ca4ebbfe1cjtg 1386dc85575000127630489b407c50a4b3ea87c9acbKeith Whitwell/*@}*/ 1390498682406d23226b5bc8973e02c7b3a9e0bdeaaBrian Paul 1400498682406d23226b5bc8973e02c7b3a9e0bdeaaBrian Paul 1419a33a11d714c90162d32781ebbd2c1dfab52cfd1Brian Paulextern void 1429a33a11d714c90162d32781ebbd2c1dfab52cfd1Brian Paul_mesa_notifySwapBuffers(__GLcontext *gc); 1439a33a11d714c90162d32781ebbd2c1dfab52cfd1Brian Paul 1449a33a11d714c90162d32781ebbd2c1dfab52cfd1Brian Paul 145fbd8f212c3866ec98c1d8c9d3db3ddb7e7c479a5Brian Paulextern struct _glapi_table * 146fbd8f212c3866ec98c1d8c9d3db3ddb7e7c479a5Brian Paul_mesa_get_dispatch(GLcontext *ctx); 147afb833d4e89c312460a4ab9ed6a7a8ca4ebbfe1cjtg 148afb833d4e89c312460a4ab9ed6a7a8ca4ebbfe1cjtg 149afb833d4e89c312460a4ab9ed6a7a8ca4ebbfe1cjtg 1506dc85575000127630489b407c50a4b3ea87c9acbKeith Whitwell/** \name Miscellaneous */ 1516dc85575000127630489b407c50a4b3ea87c9acbKeith Whitwell/*@{*/ 152afb833d4e89c312460a4ab9ed6a7a8ca4ebbfe1cjtg 153178a1c5a25b84bab1d5aae9e14694b531feea3caBrian Paulextern void 1544e9676fb13f60ecdbc247b120031f18cd3febcb0Brian Paul_mesa_record_error( GLcontext *ctx, GLenum error ); 155d09a1d8b29ae5841ae39b5c24c3f4693dd750559Brian Paul 156c40d1dd62dd9bcbb97128e37a75d991a8d3b2d8cKendall Bennettextern void GLAPIENTRY 157fa9df40e8a40824942ea8c6ec17c06c28bea1102Brian Paul_mesa_Finish( void ); 158fa9df40e8a40824942ea8c6ec17c06c28bea1102Brian Paul 159c40d1dd62dd9bcbb97128e37a75d991a8d3b2d8cKendall Bennettextern void GLAPIENTRY 160fa9df40e8a40824942ea8c6ec17c06c28bea1102Brian Paul_mesa_Flush( void ); 161fa9df40e8a40824942ea8c6ec17c06c28bea1102Brian Paul 1626dc85575000127630489b407c50a4b3ea87c9acbKeith Whitwell/*@}*/ 163fa9df40e8a40824942ea8c6ec17c06c28bea1102Brian Paul 16406588db3fa2c8292db57b3537bb3ad8811d82f46Brian Paul 16506588db3fa2c8292db57b3537bb3ad8811d82f46Brian Paul 166a623e008c651235769c7c50fc55f6e3782e4aacaBrian Paul/** 167a623e008c651235769c7c50fc55f6e3782e4aacaBrian Paul * \name Macros for flushing buffered rendering commands before state changes, 168a623e008c651235769c7c50fc55f6e3782e4aacaBrian Paul * checking if inside glBegin/glEnd, etc. 169a623e008c651235769c7c50fc55f6e3782e4aacaBrian Paul */ 17006588db3fa2c8292db57b3537bb3ad8811d82f46Brian Paul/*@{*/ 17106588db3fa2c8292db57b3537bb3ad8811d82f46Brian Paul 17206588db3fa2c8292db57b3537bb3ad8811d82f46Brian Paul/** 17306588db3fa2c8292db57b3537bb3ad8811d82f46Brian Paul * Flush vertices. 17406588db3fa2c8292db57b3537bb3ad8811d82f46Brian Paul * 17506588db3fa2c8292db57b3537bb3ad8811d82f46Brian Paul * \param ctx GL context. 17606588db3fa2c8292db57b3537bb3ad8811d82f46Brian Paul * \param newstate new state. 17706588db3fa2c8292db57b3537bb3ad8811d82f46Brian Paul * 17806588db3fa2c8292db57b3537bb3ad8811d82f46Brian Paul * Checks if dd_function_table::NeedFlush is marked to flush stored vertices, 17906588db3fa2c8292db57b3537bb3ad8811d82f46Brian Paul * and calls dd_function_table::FlushVertices if so. Marks 18006588db3fa2c8292db57b3537bb3ad8811d82f46Brian Paul * __GLcontextRec::NewState with \p newstate. 18106588db3fa2c8292db57b3537bb3ad8811d82f46Brian Paul */ 18206588db3fa2c8292db57b3537bb3ad8811d82f46Brian Paul#define FLUSH_VERTICES(ctx, newstate) \ 18306588db3fa2c8292db57b3537bb3ad8811d82f46Brian Pauldo { \ 18406588db3fa2c8292db57b3537bb3ad8811d82f46Brian Paul if (MESA_VERBOSE & VERBOSE_STATE) \ 185b65bc4f87b356cf6228151cd2f341432e80dc6b8Brian Paul _mesa_debug(ctx, "FLUSH_VERTICES in %s\n", MESA_FUNCTION);\ 18606588db3fa2c8292db57b3537bb3ad8811d82f46Brian Paul if (ctx->Driver.NeedFlush & FLUSH_STORED_VERTICES) \ 18706588db3fa2c8292db57b3537bb3ad8811d82f46Brian Paul ctx->Driver.FlushVertices(ctx, FLUSH_STORED_VERTICES); \ 18806588db3fa2c8292db57b3537bb3ad8811d82f46Brian Paul ctx->NewState |= newstate; \ 18906588db3fa2c8292db57b3537bb3ad8811d82f46Brian Paul} while (0) 19006588db3fa2c8292db57b3537bb3ad8811d82f46Brian Paul 19106588db3fa2c8292db57b3537bb3ad8811d82f46Brian Paul/** 19206588db3fa2c8292db57b3537bb3ad8811d82f46Brian Paul * Flush current state. 19306588db3fa2c8292db57b3537bb3ad8811d82f46Brian Paul * 19406588db3fa2c8292db57b3537bb3ad8811d82f46Brian Paul * \param ctx GL context. 19506588db3fa2c8292db57b3537bb3ad8811d82f46Brian Paul * \param newstate new state. 19606588db3fa2c8292db57b3537bb3ad8811d82f46Brian Paul * 19706588db3fa2c8292db57b3537bb3ad8811d82f46Brian Paul * Checks if dd_function_table::NeedFlush is marked to flush current state, 19806588db3fa2c8292db57b3537bb3ad8811d82f46Brian Paul * and calls dd_function_table::FlushVertices if so. Marks 19906588db3fa2c8292db57b3537bb3ad8811d82f46Brian Paul * __GLcontextRec::NewState with \p newstate. 20006588db3fa2c8292db57b3537bb3ad8811d82f46Brian Paul */ 20106588db3fa2c8292db57b3537bb3ad8811d82f46Brian Paul#define FLUSH_CURRENT(ctx, newstate) \ 20206588db3fa2c8292db57b3537bb3ad8811d82f46Brian Pauldo { \ 20306588db3fa2c8292db57b3537bb3ad8811d82f46Brian Paul if (MESA_VERBOSE & VERBOSE_STATE) \ 204b65bc4f87b356cf6228151cd2f341432e80dc6b8Brian Paul _mesa_debug(ctx, "FLUSH_CURRENT in %s\n", MESA_FUNCTION); \ 20506588db3fa2c8292db57b3537bb3ad8811d82f46Brian Paul if (ctx->Driver.NeedFlush & FLUSH_UPDATE_CURRENT) \ 20606588db3fa2c8292db57b3537bb3ad8811d82f46Brian Paul ctx->Driver.FlushVertices(ctx, FLUSH_UPDATE_CURRENT); \ 20706588db3fa2c8292db57b3537bb3ad8811d82f46Brian Paul ctx->NewState |= newstate; \ 20806588db3fa2c8292db57b3537bb3ad8811d82f46Brian Paul} while (0) 20906588db3fa2c8292db57b3537bb3ad8811d82f46Brian Paul 21006588db3fa2c8292db57b3537bb3ad8811d82f46Brian Paul/** 21106588db3fa2c8292db57b3537bb3ad8811d82f46Brian Paul * Macro to assert that the API call was made outside the 21206588db3fa2c8292db57b3537bb3ad8811d82f46Brian Paul * glBegin()/glEnd() pair, with return value. 21306588db3fa2c8292db57b3537bb3ad8811d82f46Brian Paul * 21406588db3fa2c8292db57b3537bb3ad8811d82f46Brian Paul * \param ctx GL context. 21506588db3fa2c8292db57b3537bb3ad8811d82f46Brian Paul * \param retval value to return value in case the assertion fails. 21606588db3fa2c8292db57b3537bb3ad8811d82f46Brian Paul */ 21706588db3fa2c8292db57b3537bb3ad8811d82f46Brian Paul#define ASSERT_OUTSIDE_BEGIN_END_WITH_RETVAL(ctx, retval) \ 21806588db3fa2c8292db57b3537bb3ad8811d82f46Brian Pauldo { \ 21906588db3fa2c8292db57b3537bb3ad8811d82f46Brian Paul if (ctx->Driver.CurrentExecPrimitive != PRIM_OUTSIDE_BEGIN_END) { \ 220a623e008c651235769c7c50fc55f6e3782e4aacaBrian Paul _mesa_error(ctx, GL_INVALID_OPERATION, "Inside glBegin/glEnd"); \ 22106588db3fa2c8292db57b3537bb3ad8811d82f46Brian Paul return retval; \ 22206588db3fa2c8292db57b3537bb3ad8811d82f46Brian Paul } \ 22306588db3fa2c8292db57b3537bb3ad8811d82f46Brian Paul} while (0) 22406588db3fa2c8292db57b3537bb3ad8811d82f46Brian Paul 22506588db3fa2c8292db57b3537bb3ad8811d82f46Brian Paul/** 22606588db3fa2c8292db57b3537bb3ad8811d82f46Brian Paul * Macro to assert that the API call was made outside the 22706588db3fa2c8292db57b3537bb3ad8811d82f46Brian Paul * glBegin()/glEnd() pair. 22806588db3fa2c8292db57b3537bb3ad8811d82f46Brian Paul * 22906588db3fa2c8292db57b3537bb3ad8811d82f46Brian Paul * \param ctx GL context. 23006588db3fa2c8292db57b3537bb3ad8811d82f46Brian Paul */ 23106588db3fa2c8292db57b3537bb3ad8811d82f46Brian Paul#define ASSERT_OUTSIDE_BEGIN_END(ctx) \ 23206588db3fa2c8292db57b3537bb3ad8811d82f46Brian Pauldo { \ 23306588db3fa2c8292db57b3537bb3ad8811d82f46Brian Paul if (ctx->Driver.CurrentExecPrimitive != PRIM_OUTSIDE_BEGIN_END) { \ 234a623e008c651235769c7c50fc55f6e3782e4aacaBrian Paul _mesa_error(ctx, GL_INVALID_OPERATION, "Inside glBegin/glEnd"); \ 23506588db3fa2c8292db57b3537bb3ad8811d82f46Brian Paul return; \ 23606588db3fa2c8292db57b3537bb3ad8811d82f46Brian Paul } \ 23706588db3fa2c8292db57b3537bb3ad8811d82f46Brian Paul} while (0) 23806588db3fa2c8292db57b3537bb3ad8811d82f46Brian Paul 23906588db3fa2c8292db57b3537bb3ad8811d82f46Brian Paul/** 24006588db3fa2c8292db57b3537bb3ad8811d82f46Brian Paul * Macro to assert that the API call was made outside the 24106588db3fa2c8292db57b3537bb3ad8811d82f46Brian Paul * glBegin()/glEnd() pair and flush the vertices. 24206588db3fa2c8292db57b3537bb3ad8811d82f46Brian Paul * 24306588db3fa2c8292db57b3537bb3ad8811d82f46Brian Paul * \param ctx GL context. 24406588db3fa2c8292db57b3537bb3ad8811d82f46Brian Paul */ 24506588db3fa2c8292db57b3537bb3ad8811d82f46Brian Paul#define ASSERT_OUTSIDE_BEGIN_END_AND_FLUSH(ctx) \ 24606588db3fa2c8292db57b3537bb3ad8811d82f46Brian Pauldo { \ 24706588db3fa2c8292db57b3537bb3ad8811d82f46Brian Paul ASSERT_OUTSIDE_BEGIN_END(ctx); \ 24806588db3fa2c8292db57b3537bb3ad8811d82f46Brian Paul FLUSH_VERTICES(ctx, 0); \ 24906588db3fa2c8292db57b3537bb3ad8811d82f46Brian Paul} while (0) 25006588db3fa2c8292db57b3537bb3ad8811d82f46Brian Paul 25106588db3fa2c8292db57b3537bb3ad8811d82f46Brian Paul/** 25206588db3fa2c8292db57b3537bb3ad8811d82f46Brian Paul * Macro to assert that the API call was made outside the 25306588db3fa2c8292db57b3537bb3ad8811d82f46Brian Paul * glBegin()/glEnd() pair and flush the vertices, with return value. 25406588db3fa2c8292db57b3537bb3ad8811d82f46Brian Paul * 25506588db3fa2c8292db57b3537bb3ad8811d82f46Brian Paul * \param ctx GL context. 25606588db3fa2c8292db57b3537bb3ad8811d82f46Brian Paul * \param retval value to return value in case the assertion fails. 25706588db3fa2c8292db57b3537bb3ad8811d82f46Brian Paul */ 25806588db3fa2c8292db57b3537bb3ad8811d82f46Brian Paul#define ASSERT_OUTSIDE_BEGIN_END_AND_FLUSH_WITH_RETVAL(ctx, retval) \ 25906588db3fa2c8292db57b3537bb3ad8811d82f46Brian Pauldo { \ 26006588db3fa2c8292db57b3537bb3ad8811d82f46Brian Paul ASSERT_OUTSIDE_BEGIN_END_WITH_RETVAL(ctx, retval); \ 26106588db3fa2c8292db57b3537bb3ad8811d82f46Brian Paul FLUSH_VERTICES(ctx, 0); \ 26206588db3fa2c8292db57b3537bb3ad8811d82f46Brian Paul} while (0) 26306588db3fa2c8292db57b3537bb3ad8811d82f46Brian Paul 26406588db3fa2c8292db57b3537bb3ad8811d82f46Brian Paul/*@}*/ 26506588db3fa2c8292db57b3537bb3ad8811d82f46Brian Paul 26606588db3fa2c8292db57b3537bb3ad8811d82f46Brian Paul 26729b4076f9acff96a867760fc885f5eaeb7586977Brian Paul 26829b4076f9acff96a867760fc885f5eaeb7586977Brian Paul/** 26929b4076f9acff96a867760fc885f5eaeb7586977Brian Paul * Is the secondary color needed? 27029b4076f9acff96a867760fc885f5eaeb7586977Brian Paul */ 27129b4076f9acff96a867760fc885f5eaeb7586977Brian Paul#define NEED_SECONDARY_COLOR(CTX) \ 27229b4076f9acff96a867760fc885f5eaeb7586977Brian Paul (((CTX)->Light.Enabled && \ 27329b4076f9acff96a867760fc885f5eaeb7586977Brian Paul (CTX)->Light.Model.ColorControl == GL_SEPARATE_SPECULAR_COLOR) \ 274853bda3e7c4dfa7d8cc462729f6a3dce89e44963Brian Paul || (CTX)->Fog.ColorSumEnabled \ 275441bab8f171b0678303ff46fc79f236c349aafdbBrian || ((CTX)->VertexProgram._Current && \ 276441bab8f171b0678303ff46fc79f236c349aafdbBrian ((CTX)->VertexProgram._Current->Base.InputsRead & VERT_BIT_COLOR1)) \ 277441bab8f171b0678303ff46fc79f236c349aafdbBrian || ((CTX)->FragmentProgram._Current && \ 278441bab8f171b0678303ff46fc79f236c349aafdbBrian ((CTX)->FragmentProgram._Current->Base.InputsRead & FRAG_BIT_COL1)) \ 279853bda3e7c4dfa7d8cc462729f6a3dce89e44963Brian Paul ) 28029b4076f9acff96a867760fc885f5eaeb7586977Brian Paul 28129b4076f9acff96a867760fc885f5eaeb7586977Brian Paul 282abc73d9cba655479af493fabd13a488e5f7951ebBrian Paul/** 283abc73d9cba655479af493fabd13a488e5f7951ebBrian Paul * Is RGBA LogicOp enabled? 284abc73d9cba655479af493fabd13a488e5f7951ebBrian Paul */ 285abc73d9cba655479af493fabd13a488e5f7951ebBrian Paul#define RGBA_LOGICOP_ENABLED(CTX) \ 286abc73d9cba655479af493fabd13a488e5f7951ebBrian Paul ((CTX)->Color.ColorLogicOpEnabled || \ 287abc73d9cba655479af493fabd13a488e5f7951ebBrian Paul ((CTX)->Color.BlendEnabled && (CTX)->Color.BlendEquationRGB == GL_LOGIC_OP)) 288abc73d9cba655479af493fabd13a488e5f7951ebBrian Paul 289abc73d9cba655479af493fabd13a488e5f7951ebBrian Paul 2904e2de9531e4869edf12536c2cb37d3145ee4065cBrian Paul#endif /* CONTEXT_H */ 291