utils.c revision 8aa209c766b79144db499063dd1c8482562b07bf
193a458840c77b784fb74738f734ba2c5d22ca7a7Keith Whitwell/* 274396056977776919aaa7c22be1a3d17774ae321Ian Romanick * (C) Copyright IBM Corporation 2002, 2004 393a458840c77b784fb74738f734ba2c5d22ca7a7Keith Whitwell * All Rights Reserved. 493a458840c77b784fb74738f734ba2c5d22ca7a7Keith Whitwell * 593a458840c77b784fb74738f734ba2c5d22ca7a7Keith Whitwell * Permission is hereby granted, free of charge, to any person obtaining a 693a458840c77b784fb74738f734ba2c5d22ca7a7Keith Whitwell * copy of this software and associated documentation files (the "Software"), 793a458840c77b784fb74738f734ba2c5d22ca7a7Keith Whitwell * to deal in the Software without restriction, including without limitation 893a458840c77b784fb74738f734ba2c5d22ca7a7Keith Whitwell * on the rights to use, copy, modify, merge, publish, distribute, sub 993a458840c77b784fb74738f734ba2c5d22ca7a7Keith Whitwell * license, and/or sell copies of the Software, and to permit persons to whom 1093a458840c77b784fb74738f734ba2c5d22ca7a7Keith Whitwell * the Software is furnished to do so, subject to the following conditions: 1193a458840c77b784fb74738f734ba2c5d22ca7a7Keith Whitwell * 1293a458840c77b784fb74738f734ba2c5d22ca7a7Keith Whitwell * The above copyright notice and this permission notice (including the next 1393a458840c77b784fb74738f734ba2c5d22ca7a7Keith Whitwell * paragraph) shall be included in all copies or substantial portions of the 1493a458840c77b784fb74738f734ba2c5d22ca7a7Keith Whitwell * Software. 1593a458840c77b784fb74738f734ba2c5d22ca7a7Keith Whitwell * 1693a458840c77b784fb74738f734ba2c5d22ca7a7Keith Whitwell * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR 1793a458840c77b784fb74738f734ba2c5d22ca7a7Keith Whitwell * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, 1893a458840c77b784fb74738f734ba2c5d22ca7a7Keith Whitwell * FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL 1993a458840c77b784fb74738f734ba2c5d22ca7a7Keith Whitwell * VA LINUX SYSTEM, IBM AND/OR THEIR SUPPLIERS BE LIABLE FOR ANY CLAIM, 2093a458840c77b784fb74738f734ba2c5d22ca7a7Keith Whitwell * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR 2193a458840c77b784fb74738f734ba2c5d22ca7a7Keith Whitwell * OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE 2293a458840c77b784fb74738f734ba2c5d22ca7a7Keith Whitwell * USE OR OTHER DEALINGS IN THE SOFTWARE. 23447cdd536fe4539b724e8a7024659e3f4cd724d1Ian Romanick */ 24447cdd536fe4539b724e8a7024659e3f4cd724d1Ian Romanick 25447cdd536fe4539b724e8a7024659e3f4cd724d1Ian Romanick/** 26447cdd536fe4539b724e8a7024659e3f4cd724d1Ian Romanick * \file utils.c 27447cdd536fe4539b724e8a7024659e3f4cd724d1Ian Romanick * Utility functions for DRI drivers. 2893a458840c77b784fb74738f734ba2c5d22ca7a7Keith Whitwell * 29447cdd536fe4539b724e8a7024659e3f4cd724d1Ian Romanick * \author Ian Romanick <idr@us.ibm.com> 3093a458840c77b784fb74738f734ba2c5d22ca7a7Keith Whitwell */ 3193a458840c77b784fb74738f734ba2c5d22ca7a7Keith Whitwell 3293a458840c77b784fb74738f734ba2c5d22ca7a7Keith Whitwell#include <string.h> 3393a458840c77b784fb74738f734ba2c5d22ca7a7Keith Whitwell#include <stdlib.h> 34ecadb51bbcb972a79f3ed79e65a7986b9396e757Brian Paul#include "main/mtypes.h" 35ecadb51bbcb972a79f3ed79e65a7986b9396e757Brian Paul#include "main/extensions.h" 36ecadb51bbcb972a79f3ed79e65a7986b9396e757Brian Paul#include "glapi/dispatch.h" 3793a458840c77b784fb74738f734ba2c5d22ca7a7Keith Whitwell#include "utils.h" 381585c234e0db4bfb7cd85c4111594f6da1582e6fIan Romanick 39126c89e35fb5179fe077f7593f31ea874c89dd65Ian Romanickint driDispatchRemapTable[ driDispatchRemapTable_size ]; 4093a458840c77b784fb74738f734ba2c5d22ca7a7Keith Whitwell 4193a458840c77b784fb74738f734ba2c5d22ca7a7Keith Whitwell#if defined(USE_X86_ASM) 42ecb1a5f7f98b9e42965318db99b6996f12b87e59Alan Hourihane#include "x86/common_x86_asm.h" 4393a458840c77b784fb74738f734ba2c5d22ca7a7Keith Whitwell#endif 4493a458840c77b784fb74738f734ba2c5d22ca7a7Keith Whitwell 45447cdd536fe4539b724e8a7024659e3f4cd724d1Ian Romanick#if defined(USE_PPC_ASM) 46447cdd536fe4539b724e8a7024659e3f4cd724d1Ian Romanick#include "ppc/common_ppc_features.h" 47447cdd536fe4539b724e8a7024659e3f4cd724d1Ian Romanick#endif 48447cdd536fe4539b724e8a7024659e3f4cd724d1Ian Romanick 4993a458840c77b784fb74738f734ba2c5d22ca7a7Keith Whitwellunsigned 5093a458840c77b784fb74738f734ba2c5d22ca7a7Keith WhitwelldriParseDebugString( const char * debug, 5193a458840c77b784fb74738f734ba2c5d22ca7a7Keith Whitwell const struct dri_debug_control * control ) 5293a458840c77b784fb74738f734ba2c5d22ca7a7Keith Whitwell{ 5393a458840c77b784fb74738f734ba2c5d22ca7a7Keith Whitwell unsigned flag; 5493a458840c77b784fb74738f734ba2c5d22ca7a7Keith Whitwell 5593a458840c77b784fb74738f734ba2c5d22ca7a7Keith Whitwell 5693a458840c77b784fb74738f734ba2c5d22ca7a7Keith Whitwell flag = 0; 5793a458840c77b784fb74738f734ba2c5d22ca7a7Keith Whitwell if ( debug != NULL ) { 5893a458840c77b784fb74738f734ba2c5d22ca7a7Keith Whitwell while( control->string != NULL ) { 59462183fe4cb6df6d90632d9e2cee881c8d26b1cbAlan Hourihane if ( !strcmp( debug, "all" ) || 60462183fe4cb6df6d90632d9e2cee881c8d26b1cbAlan Hourihane strstr( debug, control->string ) != NULL ) { 6193a458840c77b784fb74738f734ba2c5d22ca7a7Keith Whitwell flag |= control->flag; 6293a458840c77b784fb74738f734ba2c5d22ca7a7Keith Whitwell } 6393a458840c77b784fb74738f734ba2c5d22ca7a7Keith Whitwell 6493a458840c77b784fb74738f734ba2c5d22ca7a7Keith Whitwell control++; 6593a458840c77b784fb74738f734ba2c5d22ca7a7Keith Whitwell } 6693a458840c77b784fb74738f734ba2c5d22ca7a7Keith Whitwell } 6793a458840c77b784fb74738f734ba2c5d22ca7a7Keith Whitwell 6893a458840c77b784fb74738f734ba2c5d22ca7a7Keith Whitwell return flag; 6993a458840c77b784fb74738f734ba2c5d22ca7a7Keith Whitwell} 7093a458840c77b784fb74738f734ba2c5d22ca7a7Keith Whitwell 7193a458840c77b784fb74738f734ba2c5d22ca7a7Keith Whitwell 7293a458840c77b784fb74738f734ba2c5d22ca7a7Keith Whitwell 73b72ed81818e63a70c1ded2789b9e22ee4c516aaeIan Romanick/** 74b72ed81818e63a70c1ded2789b9e22ee4c516aaeIan Romanick * Create the \c GL_RENDERER string for DRI drivers. 75b72ed81818e63a70c1ded2789b9e22ee4c516aaeIan Romanick * 76b72ed81818e63a70c1ded2789b9e22ee4c516aaeIan Romanick * Almost all DRI drivers use a \c GL_RENDERER string of the form: 77b72ed81818e63a70c1ded2789b9e22ee4c516aaeIan Romanick * 78b72ed81818e63a70c1ded2789b9e22ee4c516aaeIan Romanick * "Mesa DRI <chip> <driver date> <AGP speed) <CPU information>" 79b72ed81818e63a70c1ded2789b9e22ee4c516aaeIan Romanick * 80b72ed81818e63a70c1ded2789b9e22ee4c516aaeIan Romanick * Using the supplied chip name, driver data, and AGP speed, this function 81b72ed81818e63a70c1ded2789b9e22ee4c516aaeIan Romanick * creates the string. 82b72ed81818e63a70c1ded2789b9e22ee4c516aaeIan Romanick * 83b72ed81818e63a70c1ded2789b9e22ee4c516aaeIan Romanick * \param buffer Buffer to hold the \c GL_RENDERER string. 84b72ed81818e63a70c1ded2789b9e22ee4c516aaeIan Romanick * \param hardware_name Name of the hardware. 85b72ed81818e63a70c1ded2789b9e22ee4c516aaeIan Romanick * \param driver_date Driver date. 86b72ed81818e63a70c1ded2789b9e22ee4c516aaeIan Romanick * \param agp_mode AGP mode (speed). 87b72ed81818e63a70c1ded2789b9e22ee4c516aaeIan Romanick * 88b72ed81818e63a70c1ded2789b9e22ee4c516aaeIan Romanick * \returns 89b72ed81818e63a70c1ded2789b9e22ee4c516aaeIan Romanick * The length of the string stored in \c buffer. This does \b not include 90b72ed81818e63a70c1ded2789b9e22ee4c516aaeIan Romanick * the terminating \c NUL character. 91b72ed81818e63a70c1ded2789b9e22ee4c516aaeIan Romanick */ 9293a458840c77b784fb74738f734ba2c5d22ca7a7Keith Whitwellunsigned 9393a458840c77b784fb74738f734ba2c5d22ca7a7Keith WhitwelldriGetRendererString( char * buffer, const char * hardware_name, 9493a458840c77b784fb74738f734ba2c5d22ca7a7Keith Whitwell const char * driver_date, GLuint agp_mode ) 9593a458840c77b784fb74738f734ba2c5d22ca7a7Keith Whitwell{ 96b72ed81818e63a70c1ded2789b9e22ee4c516aaeIan Romanick#define MAX_INFO 4 97b72ed81818e63a70c1ded2789b9e22ee4c516aaeIan Romanick const char * cpu[MAX_INFO]; 98b72ed81818e63a70c1ded2789b9e22ee4c516aaeIan Romanick unsigned next = 0; 99b72ed81818e63a70c1ded2789b9e22ee4c516aaeIan Romanick unsigned i; 10093a458840c77b784fb74738f734ba2c5d22ca7a7Keith Whitwell unsigned offset; 10193a458840c77b784fb74738f734ba2c5d22ca7a7Keith Whitwell 10293a458840c77b784fb74738f734ba2c5d22ca7a7Keith Whitwell 10393a458840c77b784fb74738f734ba2c5d22ca7a7Keith Whitwell offset = sprintf( buffer, "Mesa DRI %s %s", hardware_name, driver_date ); 10493a458840c77b784fb74738f734ba2c5d22ca7a7Keith Whitwell 10593a458840c77b784fb74738f734ba2c5d22ca7a7Keith Whitwell /* Append any AGP-specific information. 10693a458840c77b784fb74738f734ba2c5d22ca7a7Keith Whitwell */ 10793a458840c77b784fb74738f734ba2c5d22ca7a7Keith Whitwell switch ( agp_mode ) { 10893a458840c77b784fb74738f734ba2c5d22ca7a7Keith Whitwell case 1: 10993a458840c77b784fb74738f734ba2c5d22ca7a7Keith Whitwell case 2: 11093a458840c77b784fb74738f734ba2c5d22ca7a7Keith Whitwell case 4: 11193a458840c77b784fb74738f734ba2c5d22ca7a7Keith Whitwell case 8: 11293a458840c77b784fb74738f734ba2c5d22ca7a7Keith Whitwell offset += sprintf( & buffer[ offset ], " AGP %ux", agp_mode ); 11393a458840c77b784fb74738f734ba2c5d22ca7a7Keith Whitwell break; 11493a458840c77b784fb74738f734ba2c5d22ca7a7Keith Whitwell 11593a458840c77b784fb74738f734ba2c5d22ca7a7Keith Whitwell default: 11693a458840c77b784fb74738f734ba2c5d22ca7a7Keith Whitwell break; 11793a458840c77b784fb74738f734ba2c5d22ca7a7Keith Whitwell } 11893a458840c77b784fb74738f734ba2c5d22ca7a7Keith Whitwell 11993a458840c77b784fb74738f734ba2c5d22ca7a7Keith Whitwell /* Append any CPU-specific information. 12093a458840c77b784fb74738f734ba2c5d22ca7a7Keith Whitwell */ 12193a458840c77b784fb74738f734ba2c5d22ca7a7Keith Whitwell#ifdef USE_X86_ASM 12293a458840c77b784fb74738f734ba2c5d22ca7a7Keith Whitwell if ( _mesa_x86_cpu_features ) { 123b72ed81818e63a70c1ded2789b9e22ee4c516aaeIan Romanick cpu[next] = " x86"; 124b72ed81818e63a70c1ded2789b9e22ee4c516aaeIan Romanick next++; 12593a458840c77b784fb74738f734ba2c5d22ca7a7Keith Whitwell } 12693a458840c77b784fb74738f734ba2c5d22ca7a7Keith Whitwell# ifdef USE_MMX_ASM 12793a458840c77b784fb74738f734ba2c5d22ca7a7Keith Whitwell if ( cpu_has_mmx ) { 128b72ed81818e63a70c1ded2789b9e22ee4c516aaeIan Romanick cpu[next] = (cpu_has_mmxext) ? "/MMX+" : "/MMX"; 129b72ed81818e63a70c1ded2789b9e22ee4c516aaeIan Romanick next++; 13093a458840c77b784fb74738f734ba2c5d22ca7a7Keith Whitwell } 13193a458840c77b784fb74738f734ba2c5d22ca7a7Keith Whitwell# endif 13293a458840c77b784fb74738f734ba2c5d22ca7a7Keith Whitwell# ifdef USE_3DNOW_ASM 13393a458840c77b784fb74738f734ba2c5d22ca7a7Keith Whitwell if ( cpu_has_3dnow ) { 134b72ed81818e63a70c1ded2789b9e22ee4c516aaeIan Romanick cpu[next] = (cpu_has_3dnowext) ? "/3DNow!+" : "/3DNow!"; 135b72ed81818e63a70c1ded2789b9e22ee4c516aaeIan Romanick next++; 13693a458840c77b784fb74738f734ba2c5d22ca7a7Keith Whitwell } 13793a458840c77b784fb74738f734ba2c5d22ca7a7Keith Whitwell# endif 13893a458840c77b784fb74738f734ba2c5d22ca7a7Keith Whitwell# ifdef USE_SSE_ASM 13993a458840c77b784fb74738f734ba2c5d22ca7a7Keith Whitwell if ( cpu_has_xmm ) { 140b72ed81818e63a70c1ded2789b9e22ee4c516aaeIan Romanick cpu[next] = (cpu_has_xmm2) ? "/SSE2" : "/SSE"; 141b72ed81818e63a70c1ded2789b9e22ee4c516aaeIan Romanick next++; 14293a458840c77b784fb74738f734ba2c5d22ca7a7Keith Whitwell } 14393a458840c77b784fb74738f734ba2c5d22ca7a7Keith Whitwell# endif 14493a458840c77b784fb74738f734ba2c5d22ca7a7Keith Whitwell 14593a458840c77b784fb74738f734ba2c5d22ca7a7Keith Whitwell#elif defined(USE_SPARC_ASM) 14693a458840c77b784fb74738f734ba2c5d22ca7a7Keith Whitwell 147b72ed81818e63a70c1ded2789b9e22ee4c516aaeIan Romanick cpu[0] = " SPARC"; 148b72ed81818e63a70c1ded2789b9e22ee4c516aaeIan Romanick next = 1; 14993a458840c77b784fb74738f734ba2c5d22ca7a7Keith Whitwell 150447cdd536fe4539b724e8a7024659e3f4cd724d1Ian Romanick#elif defined(USE_PPC_ASM) 151447cdd536fe4539b724e8a7024659e3f4cd724d1Ian Romanick if ( _mesa_ppc_cpu_features ) { 152447cdd536fe4539b724e8a7024659e3f4cd724d1Ian Romanick cpu[next] = (cpu_has_64) ? " PowerPC 64" : " PowerPC"; 153447cdd536fe4539b724e8a7024659e3f4cd724d1Ian Romanick next++; 154447cdd536fe4539b724e8a7024659e3f4cd724d1Ian Romanick } 155447cdd536fe4539b724e8a7024659e3f4cd724d1Ian Romanick 156447cdd536fe4539b724e8a7024659e3f4cd724d1Ian Romanick# ifdef USE_VMX_ASM 157447cdd536fe4539b724e8a7024659e3f4cd724d1Ian Romanick if ( cpu_has_vmx ) { 158447cdd536fe4539b724e8a7024659e3f4cd724d1Ian Romanick cpu[next] = "/Altivec"; 159447cdd536fe4539b724e8a7024659e3f4cd724d1Ian Romanick next++; 160447cdd536fe4539b724e8a7024659e3f4cd724d1Ian Romanick } 161447cdd536fe4539b724e8a7024659e3f4cd724d1Ian Romanick# endif 162447cdd536fe4539b724e8a7024659e3f4cd724d1Ian Romanick 163447cdd536fe4539b724e8a7024659e3f4cd724d1Ian Romanick if ( ! cpu_has_fpu ) { 164447cdd536fe4539b724e8a7024659e3f4cd724d1Ian Romanick cpu[next] = "/No FPU"; 165447cdd536fe4539b724e8a7024659e3f4cd724d1Ian Romanick next++; 166447cdd536fe4539b724e8a7024659e3f4cd724d1Ian Romanick } 16793a458840c77b784fb74738f734ba2c5d22ca7a7Keith Whitwell#endif 16893a458840c77b784fb74738f734ba2c5d22ca7a7Keith Whitwell 169b72ed81818e63a70c1ded2789b9e22ee4c516aaeIan Romanick for ( i = 0 ; i < next ; i++ ) { 170b72ed81818e63a70c1ded2789b9e22ee4c516aaeIan Romanick const size_t len = strlen( cpu[i] ); 171b72ed81818e63a70c1ded2789b9e22ee4c516aaeIan Romanick 172b72ed81818e63a70c1ded2789b9e22ee4c516aaeIan Romanick strncpy( & buffer[ offset ], cpu[i], len ); 173b72ed81818e63a70c1ded2789b9e22ee4c516aaeIan Romanick offset += len; 174b72ed81818e63a70c1ded2789b9e22ee4c516aaeIan Romanick } 175b72ed81818e63a70c1ded2789b9e22ee4c516aaeIan Romanick 17693a458840c77b784fb74738f734ba2c5d22ca7a7Keith Whitwell return offset; 17793a458840c77b784fb74738f734ba2c5d22ca7a7Keith Whitwell} 17893a458840c77b784fb74738f734ba2c5d22ca7a7Keith Whitwell 17993a458840c77b784fb74738f734ba2c5d22ca7a7Keith Whitwell 18093a458840c77b784fb74738f734ba2c5d22ca7a7Keith Whitwell 18193a458840c77b784fb74738f734ba2c5d22ca7a7Keith Whitwell 1828aa209c766b79144db499063dd1c8482562b07bfIan Romanick#define need_GL_ARB_draw_buffers 1831585c234e0db4bfb7cd85c4111594f6da1582e6fIan Romanick#define need_GL_ARB_multisample 18433fa5e4bfad8005f09ad3c9fc92c40fa863935d1Ian Romanick#define need_GL_ARB_texture_compression 1851585c234e0db4bfb7cd85c4111594f6da1582e6fIan Romanick#define need_GL_ARB_transpose_matrix 18682b9661894315362f857192439bdcbc9db090387Ian Romanick#define need_GL_ARB_vertex_buffer_object 1871585c234e0db4bfb7cd85c4111594f6da1582e6fIan Romanick#define need_GL_ARB_window_pos 1881585c234e0db4bfb7cd85c4111594f6da1582e6fIan Romanick#define need_GL_EXT_compiled_vertex_array 189474cda6fa912a766821d20b5b21d6eeba6ea9225Ian Romanick#define need_GL_EXT_multi_draw_arrays 1901585c234e0db4bfb7cd85c4111594f6da1582e6fIan Romanick#define need_GL_EXT_polygon_offset 1911585c234e0db4bfb7cd85c4111594f6da1582e6fIan Romanick#define need_GL_EXT_texture_object 1921585c234e0db4bfb7cd85c4111594f6da1582e6fIan Romanick#define need_GL_EXT_vertex_array 193474cda6fa912a766821d20b5b21d6eeba6ea9225Ian Romanick#define need_GL_IBM_multimode_draw_arrays 1941585c234e0db4bfb7cd85c4111594f6da1582e6fIan Romanick#define need_GL_MESA_window_pos 1951585c234e0db4bfb7cd85c4111594f6da1582e6fIan Romanick 1961b8d0f149e0afac859c4c1e1e47772bb19da0187Ian Romanick/* These are needed in *all* drivers because Mesa internally implements 1971b8d0f149e0afac859c4c1e1e47772bb19da0187Ian Romanick * certain functionality in terms of functions provided by these extensions. 1981b8d0f149e0afac859c4c1e1e47772bb19da0187Ian Romanick * For example, glBlendFunc is implemented by calling glBlendFuncSeparateEXT. 199126c89e35fb5179fe077f7593f31ea874c89dd65Ian Romanick */ 200126c89e35fb5179fe077f7593f31ea874c89dd65Ian Romanick#define need_GL_EXT_blend_func_separate 2011b8d0f149e0afac859c4c1e1e47772bb19da0187Ian Romanick#define need_GL_NV_vertex_program 202126c89e35fb5179fe077f7593f31ea874c89dd65Ian Romanick 2031585c234e0db4bfb7cd85c4111594f6da1582e6fIan Romanick#include "extension_helper.h" 2041585c234e0db4bfb7cd85c4111594f6da1582e6fIan Romanick 2051585c234e0db4bfb7cd85c4111594f6da1582e6fIan Romanickstatic const struct dri_extension all_mesa_extensions[] = { 2068aa209c766b79144db499063dd1c8482562b07bfIan Romanick { "GL_ARB_draw_buffers", GL_ARB_draw_buffers_functions }, 2071585c234e0db4bfb7cd85c4111594f6da1582e6fIan Romanick { "GL_ARB_multisample", GL_ARB_multisample_functions }, 20833fa5e4bfad8005f09ad3c9fc92c40fa863935d1Ian Romanick { "GL_ARB_texture_compression", GL_ARB_texture_compression_functions }, 2091585c234e0db4bfb7cd85c4111594f6da1582e6fIan Romanick { "GL_ARB_transpose_matrix", GL_ARB_transpose_matrix_functions }, 21082b9661894315362f857192439bdcbc9db090387Ian Romanick { "GL_ARB_vertex_buffer_object", GL_ARB_vertex_buffer_object_functions}, 2111585c234e0db4bfb7cd85c4111594f6da1582e6fIan Romanick { "GL_ARB_window_pos", GL_ARB_window_pos_functions }, 212126c89e35fb5179fe077f7593f31ea874c89dd65Ian Romanick { "GL_EXT_blend_func_separate", GL_EXT_blend_func_separate_functions }, 2131585c234e0db4bfb7cd85c4111594f6da1582e6fIan Romanick { "GL_EXT_compiled_vertex_array", GL_EXT_compiled_vertex_array_functions }, 214474cda6fa912a766821d20b5b21d6eeba6ea9225Ian Romanick { "GL_EXT_multi_draw_arrays", GL_EXT_multi_draw_arrays_functions }, 2151585c234e0db4bfb7cd85c4111594f6da1582e6fIan Romanick { "GL_EXT_polygon_offset", GL_EXT_polygon_offset_functions }, 2161585c234e0db4bfb7cd85c4111594f6da1582e6fIan Romanick { "GL_EXT_texture_object", GL_EXT_texture_object_functions }, 2171585c234e0db4bfb7cd85c4111594f6da1582e6fIan Romanick { "GL_EXT_vertex_array", GL_EXT_vertex_array_functions }, 218474cda6fa912a766821d20b5b21d6eeba6ea9225Ian Romanick { "GL_IBM_multimode_draw_arrays", GL_IBM_multimode_draw_arrays_functions }, 2191585c234e0db4bfb7cd85c4111594f6da1582e6fIan Romanick { "GL_MESA_window_pos", GL_MESA_window_pos_functions }, 2201b8d0f149e0afac859c4c1e1e47772bb19da0187Ian Romanick { "GL_NV_vertex_program", GL_NV_vertex_program_functions }, 2211585c234e0db4bfb7cd85c4111594f6da1582e6fIan Romanick { NULL, NULL } 2221585c234e0db4bfb7cd85c4111594f6da1582e6fIan Romanick}; 2231585c234e0db4bfb7cd85c4111594f6da1582e6fIan Romanick 2241585c234e0db4bfb7cd85c4111594f6da1582e6fIan Romanick 225c212abf99af494f024b0b981a83350f7ac9821efIan Romanick/** 226c212abf99af494f024b0b981a83350f7ac9821efIan Romanick * Enable extensions supported by the driver. 227c212abf99af494f024b0b981a83350f7ac9821efIan Romanick * 228c212abf99af494f024b0b981a83350f7ac9821efIan Romanick * \bug 229c212abf99af494f024b0b981a83350f7ac9821efIan Romanick * ARB_imaging isn't handled properly. In Mesa, enabling ARB_imaging also 230c212abf99af494f024b0b981a83350f7ac9821efIan Romanick * enables all the sub-extensions that are folded into it. This means that 231c212abf99af494f024b0b981a83350f7ac9821efIan Romanick * we need to add entry-points (via \c driInitSingleExtension) for those 232c212abf99af494f024b0b981a83350f7ac9821efIan Romanick * new functions here. 233c212abf99af494f024b0b981a83350f7ac9821efIan Romanick */ 23493a458840c77b784fb74738f734ba2c5d22ca7a7Keith Whitwellvoid driInitExtensions( GLcontext * ctx, 235c212abf99af494f024b0b981a83350f7ac9821efIan Romanick const struct dri_extension * extensions_to_enable, 236c212abf99af494f024b0b981a83350f7ac9821efIan Romanick GLboolean enable_imaging ) 23793a458840c77b784fb74738f734ba2c5d22ca7a7Keith Whitwell{ 2381585c234e0db4bfb7cd85c4111594f6da1582e6fIan Romanick static int first_time = 1; 23993a458840c77b784fb74738f734ba2c5d22ca7a7Keith Whitwell unsigned i; 24093a458840c77b784fb74738f734ba2c5d22ca7a7Keith Whitwell 2411585c234e0db4bfb7cd85c4111594f6da1582e6fIan Romanick if ( first_time ) { 242126c89e35fb5179fe077f7593f31ea874c89dd65Ian Romanick for ( i = 0 ; i < driDispatchRemapTable_size ; i++ ) { 243126c89e35fb5179fe077f7593f31ea874c89dd65Ian Romanick driDispatchRemapTable[i] = -1; 244126c89e35fb5179fe077f7593f31ea874c89dd65Ian Romanick } 245126c89e35fb5179fe077f7593f31ea874c89dd65Ian Romanick 2461585c234e0db4bfb7cd85c4111594f6da1582e6fIan Romanick first_time = 0; 2471585c234e0db4bfb7cd85c4111594f6da1582e6fIan Romanick driInitExtensions( ctx, all_mesa_extensions, GL_FALSE ); 2481585c234e0db4bfb7cd85c4111594f6da1582e6fIan Romanick } 2491585c234e0db4bfb7cd85c4111594f6da1582e6fIan Romanick 2501585c234e0db4bfb7cd85c4111594f6da1582e6fIan Romanick if ( (ctx != NULL) && enable_imaging ) { 25193a458840c77b784fb74738f734ba2c5d22ca7a7Keith Whitwell _mesa_enable_imaging_extensions( ctx ); 25293a458840c77b784fb74738f734ba2c5d22ca7a7Keith Whitwell } 25393a458840c77b784fb74738f734ba2c5d22ca7a7Keith Whitwell 254c212abf99af494f024b0b981a83350f7ac9821efIan Romanick for ( i = 0 ; extensions_to_enable[i].name != NULL ; i++ ) { 255c212abf99af494f024b0b981a83350f7ac9821efIan Romanick driInitSingleExtension( ctx, & extensions_to_enable[i] ); 25693a458840c77b784fb74738f734ba2c5d22ca7a7Keith Whitwell } 25793a458840c77b784fb74738f734ba2c5d22ca7a7Keith Whitwell} 25893a458840c77b784fb74738f734ba2c5d22ca7a7Keith Whitwell 25993a458840c77b784fb74738f734ba2c5d22ca7a7Keith Whitwell 26093a458840c77b784fb74738f734ba2c5d22ca7a7Keith Whitwell 26193a458840c77b784fb74738f734ba2c5d22ca7a7Keith Whitwell 262c212abf99af494f024b0b981a83350f7ac9821efIan Romanick/** 263c212abf99af494f024b0b981a83350f7ac9821efIan Romanick * Enable and add dispatch functions for a single extension 264c212abf99af494f024b0b981a83350f7ac9821efIan Romanick * 265c212abf99af494f024b0b981a83350f7ac9821efIan Romanick * \param ctx Context where extension is to be enabled. 266c212abf99af494f024b0b981a83350f7ac9821efIan Romanick * \param ext Extension that is to be enabled. 267c212abf99af494f024b0b981a83350f7ac9821efIan Romanick * 268c212abf99af494f024b0b981a83350f7ac9821efIan Romanick * \sa driInitExtensions, _mesa_enable_extension, _glapi_add_entrypoint 269c212abf99af494f024b0b981a83350f7ac9821efIan Romanick * 270c212abf99af494f024b0b981a83350f7ac9821efIan Romanick * \todo 271c212abf99af494f024b0b981a83350f7ac9821efIan Romanick * Determine if it would be better to use \c strlen instead of the hardcoded 272c212abf99af494f024b0b981a83350f7ac9821efIan Romanick * for-loops. 273c212abf99af494f024b0b981a83350f7ac9821efIan Romanick */ 274c212abf99af494f024b0b981a83350f7ac9821efIan Romanickvoid driInitSingleExtension( GLcontext * ctx, 275c212abf99af494f024b0b981a83350f7ac9821efIan Romanick const struct dri_extension * ext ) 276c212abf99af494f024b0b981a83350f7ac9821efIan Romanick{ 277c212abf99af494f024b0b981a83350f7ac9821efIan Romanick unsigned i; 278c212abf99af494f024b0b981a83350f7ac9821efIan Romanick 2791585c234e0db4bfb7cd85c4111594f6da1582e6fIan Romanick 280c212abf99af494f024b0b981a83350f7ac9821efIan Romanick if ( ext->functions != NULL ) { 281c212abf99af494f024b0b981a83350f7ac9821efIan Romanick for ( i = 0 ; ext->functions[i].strings != NULL ; i++ ) { 282c212abf99af494f024b0b981a83350f7ac9821efIan Romanick const char * functions[16]; 283c212abf99af494f024b0b981a83350f7ac9821efIan Romanick const char * parameter_signature; 284c212abf99af494f024b0b981a83350f7ac9821efIan Romanick const char * str = ext->functions[i].strings; 285c212abf99af494f024b0b981a83350f7ac9821efIan Romanick unsigned j; 2861585c234e0db4bfb7cd85c4111594f6da1582e6fIan Romanick unsigned offset; 287c212abf99af494f024b0b981a83350f7ac9821efIan Romanick 288c212abf99af494f024b0b981a83350f7ac9821efIan Romanick 289c212abf99af494f024b0b981a83350f7ac9821efIan Romanick /* Separate the parameter signature from the rest of the string. 290c212abf99af494f024b0b981a83350f7ac9821efIan Romanick * If the parameter signature is empty (i.e., the string starts 291c212abf99af494f024b0b981a83350f7ac9821efIan Romanick * with a NUL character), then the function has a void parameter 292c212abf99af494f024b0b981a83350f7ac9821efIan Romanick * list. 293c212abf99af494f024b0b981a83350f7ac9821efIan Romanick */ 294c212abf99af494f024b0b981a83350f7ac9821efIan Romanick parameter_signature = str; 295c212abf99af494f024b0b981a83350f7ac9821efIan Romanick while ( str[0] != '\0' ) { 296c212abf99af494f024b0b981a83350f7ac9821efIan Romanick str++; 297c212abf99af494f024b0b981a83350f7ac9821efIan Romanick } 298c212abf99af494f024b0b981a83350f7ac9821efIan Romanick str++; 299c212abf99af494f024b0b981a83350f7ac9821efIan Romanick 300c212abf99af494f024b0b981a83350f7ac9821efIan Romanick 301c212abf99af494f024b0b981a83350f7ac9821efIan Romanick /* Divide the string into the substrings that name each 302c212abf99af494f024b0b981a83350f7ac9821efIan Romanick * entry-point for the function. 303c212abf99af494f024b0b981a83350f7ac9821efIan Romanick */ 304c212abf99af494f024b0b981a83350f7ac9821efIan Romanick for ( j = 0 ; j < 16 ; j++ ) { 305c212abf99af494f024b0b981a83350f7ac9821efIan Romanick if ( str[0] == '\0' ) { 306c212abf99af494f024b0b981a83350f7ac9821efIan Romanick functions[j] = NULL; 307c212abf99af494f024b0b981a83350f7ac9821efIan Romanick break; 308c212abf99af494f024b0b981a83350f7ac9821efIan Romanick } 309c212abf99af494f024b0b981a83350f7ac9821efIan Romanick 310c212abf99af494f024b0b981a83350f7ac9821efIan Romanick functions[j] = str; 311c212abf99af494f024b0b981a83350f7ac9821efIan Romanick 312c212abf99af494f024b0b981a83350f7ac9821efIan Romanick while ( str[0] != '\0' ) { 313c212abf99af494f024b0b981a83350f7ac9821efIan Romanick str++; 314c212abf99af494f024b0b981a83350f7ac9821efIan Romanick } 315c212abf99af494f024b0b981a83350f7ac9821efIan Romanick str++; 316c212abf99af494f024b0b981a83350f7ac9821efIan Romanick } 317c212abf99af494f024b0b981a83350f7ac9821efIan Romanick 318c212abf99af494f024b0b981a83350f7ac9821efIan Romanick 319c212abf99af494f024b0b981a83350f7ac9821efIan Romanick /* Add each entry-point to the dispatch table. 320c212abf99af494f024b0b981a83350f7ac9821efIan Romanick */ 3211585c234e0db4bfb7cd85c4111594f6da1582e6fIan Romanick offset = _glapi_add_dispatch( functions, parameter_signature ); 3228fbe16d4dd0664f7766f5241c055efb582cc06e5Ian Romanick if (offset == -1) { 3238fbe16d4dd0664f7766f5241c055efb582cc06e5Ian Romanick fprintf(stderr, "DISPATCH ERROR! _glapi_add_dispatch failed " 3248fbe16d4dd0664f7766f5241c055efb582cc06e5Ian Romanick "to add %s!\n", functions[0]); 3251585c234e0db4bfb7cd85c4111594f6da1582e6fIan Romanick } 3268fbe16d4dd0664f7766f5241c055efb582cc06e5Ian Romanick else if (ext->functions[i].remap_index != -1) { 3278fbe16d4dd0664f7766f5241c055efb582cc06e5Ian Romanick driDispatchRemapTable[ ext->functions[i].remap_index ] = 3288fbe16d4dd0664f7766f5241c055efb582cc06e5Ian Romanick offset; 3298fbe16d4dd0664f7766f5241c055efb582cc06e5Ian Romanick } 3308fbe16d4dd0664f7766f5241c055efb582cc06e5Ian Romanick else if (ext->functions[i].offset != offset) { 3318fbe16d4dd0664f7766f5241c055efb582cc06e5Ian Romanick fprintf(stderr, "DISPATCH ERROR! %s -> %u != %u\n", 3328fbe16d4dd0664f7766f5241c055efb582cc06e5Ian Romanick functions[0], offset, ext->functions[i].offset); 333c212abf99af494f024b0b981a83350f7ac9821efIan Romanick } 334c212abf99af494f024b0b981a83350f7ac9821efIan Romanick } 335c212abf99af494f024b0b981a83350f7ac9821efIan Romanick } 336c212abf99af494f024b0b981a83350f7ac9821efIan Romanick 3371585c234e0db4bfb7cd85c4111594f6da1582e6fIan Romanick if ( ctx != NULL ) { 3381585c234e0db4bfb7cd85c4111594f6da1582e6fIan Romanick _mesa_enable_extension( ctx, ext->name ); 3391585c234e0db4bfb7cd85c4111594f6da1582e6fIan Romanick } 340c212abf99af494f024b0b981a83350f7ac9821efIan Romanick} 341c212abf99af494f024b0b981a83350f7ac9821efIan Romanick 342c212abf99af494f024b0b981a83350f7ac9821efIan Romanick 3435b98ada88071a752b6000756949a1951183cdd0bIan Romanick/** 3445b98ada88071a752b6000756949a1951183cdd0bIan Romanick * Utility function used by drivers to test the verions of other components. 3455b98ada88071a752b6000756949a1951183cdd0bIan Romanick * 3465b98ada88071a752b6000756949a1951183cdd0bIan Romanick * If one of the version requirements is not met, a message is logged using 3475b98ada88071a752b6000756949a1951183cdd0bIan Romanick * \c __driUtilMessage. 3485b98ada88071a752b6000756949a1951183cdd0bIan Romanick * 3495b98ada88071a752b6000756949a1951183cdd0bIan Romanick * \param driver_name Name of the driver. Used in error messages. 3505b98ada88071a752b6000756949a1951183cdd0bIan Romanick * \param driActual Actual DRI version supplied __driCreateNewScreen. 3515b98ada88071a752b6000756949a1951183cdd0bIan Romanick * \param driExpected Minimum DRI version required by the driver. 3525b98ada88071a752b6000756949a1951183cdd0bIan Romanick * \param ddxActual Actual DDX version supplied __driCreateNewScreen. 3537104ce0a0e8f25bf097ad695d007b1a4b3e5d051Roland Scheidegger * \param ddxExpected Minimum DDX minor and range of DDX major version required by the driver. 3545b98ada88071a752b6000756949a1951183cdd0bIan Romanick * \param drmActual Actual DRM version supplied __driCreateNewScreen. 3555b98ada88071a752b6000756949a1951183cdd0bIan Romanick * \param drmExpected Minimum DRM version required by the driver. 3565b98ada88071a752b6000756949a1951183cdd0bIan Romanick * 3575b98ada88071a752b6000756949a1951183cdd0bIan Romanick * \returns \c GL_TRUE if all version requirements are met. Otherwise, 3585b98ada88071a752b6000756949a1951183cdd0bIan Romanick * \c GL_FALSE is returned. 3595b98ada88071a752b6000756949a1951183cdd0bIan Romanick * 360c39bf5e273a4995a279ae2af59fc29e06ab47e29Ian Romanick * \sa __driCreateNewScreen, driCheckDriDdxDrmVersions2, __driUtilMessage 361c39bf5e273a4995a279ae2af59fc29e06ab47e29Ian Romanick * 362c39bf5e273a4995a279ae2af59fc29e06ab47e29Ian Romanick * \todo 363c39bf5e273a4995a279ae2af59fc29e06ab47e29Ian Romanick * Now that the old \c driCheckDriDdxDrmVersions function is gone, this 364c39bf5e273a4995a279ae2af59fc29e06ab47e29Ian Romanick * function and \c driCheckDriDdxDrmVersions2 should be renamed. 3655b98ada88071a752b6000756949a1951183cdd0bIan Romanick */ 3665b98ada88071a752b6000756949a1951183cdd0bIan RomanickGLboolean 3677104ce0a0e8f25bf097ad695d007b1a4b3e5d051Roland ScheideggerdriCheckDriDdxDrmVersions3(const char * driver_name, 3685b98ada88071a752b6000756949a1951183cdd0bIan Romanick const __DRIversion * driActual, 3695b98ada88071a752b6000756949a1951183cdd0bIan Romanick const __DRIversion * driExpected, 3705b98ada88071a752b6000756949a1951183cdd0bIan Romanick const __DRIversion * ddxActual, 3717104ce0a0e8f25bf097ad695d007b1a4b3e5d051Roland Scheidegger const __DRIutilversion2 * ddxExpected, 3725b98ada88071a752b6000756949a1951183cdd0bIan Romanick const __DRIversion * drmActual, 3735b98ada88071a752b6000756949a1951183cdd0bIan Romanick const __DRIversion * drmExpected) 3745b98ada88071a752b6000756949a1951183cdd0bIan Romanick{ 3755b98ada88071a752b6000756949a1951183cdd0bIan Romanick static const char format[] = "%s DRI driver expected %s version %d.%d.x " 376278736ff6f0659163e69392cf9e96006138746caDave Airlie "but got version %d.%d.%d\n"; 3777104ce0a0e8f25bf097ad695d007b1a4b3e5d051Roland Scheidegger static const char format2[] = "%s DRI driver expected %s version %d-%d.%d.x " 378278736ff6f0659163e69392cf9e96006138746caDave Airlie "but got version %d.%d.%d\n"; 3795b98ada88071a752b6000756949a1951183cdd0bIan Romanick 3805b98ada88071a752b6000756949a1951183cdd0bIan Romanick 3815b98ada88071a752b6000756949a1951183cdd0bIan Romanick /* Check the DRI version */ 3825b98ada88071a752b6000756949a1951183cdd0bIan Romanick if ( (driActual->major != driExpected->major) 3835b98ada88071a752b6000756949a1951183cdd0bIan Romanick || (driActual->minor < driExpected->minor) ) { 384278736ff6f0659163e69392cf9e96006138746caDave Airlie fprintf(stderr, format, driver_name, "DRI", 3855b98ada88071a752b6000756949a1951183cdd0bIan Romanick driExpected->major, driExpected->minor, 3865b98ada88071a752b6000756949a1951183cdd0bIan Romanick driActual->major, driActual->minor, driActual->patch); 3875b98ada88071a752b6000756949a1951183cdd0bIan Romanick return GL_FALSE; 3885b98ada88071a752b6000756949a1951183cdd0bIan Romanick } 3895b98ada88071a752b6000756949a1951183cdd0bIan Romanick 3905b98ada88071a752b6000756949a1951183cdd0bIan Romanick /* Check that the DDX driver version is compatible */ 391225148ea0719a28d9b4eb286c4ab2bac52610bb3Dave Airlie /* for miniglx we pass in -1 so we can ignore the DDX version */ 392225148ea0719a28d9b4eb286c4ab2bac52610bb3Dave Airlie if ( (ddxActual->major != -1) && ((ddxActual->major < ddxExpected->major_min) 3937104ce0a0e8f25bf097ad695d007b1a4b3e5d051Roland Scheidegger || (ddxActual->major > ddxExpected->major_max) 394225148ea0719a28d9b4eb286c4ab2bac52610bb3Dave Airlie || (ddxActual->minor < ddxExpected->minor)) ) { 395278736ff6f0659163e69392cf9e96006138746caDave Airlie fprintf(stderr, format2, driver_name, "DDX", 3967104ce0a0e8f25bf097ad695d007b1a4b3e5d051Roland Scheidegger ddxExpected->major_min, ddxExpected->major_max, ddxExpected->minor, 3975b98ada88071a752b6000756949a1951183cdd0bIan Romanick ddxActual->major, ddxActual->minor, ddxActual->patch); 3985b98ada88071a752b6000756949a1951183cdd0bIan Romanick return GL_FALSE; 3995b98ada88071a752b6000756949a1951183cdd0bIan Romanick } 4005b98ada88071a752b6000756949a1951183cdd0bIan Romanick 4015b98ada88071a752b6000756949a1951183cdd0bIan Romanick /* Check that the DRM driver version is compatible */ 4025b98ada88071a752b6000756949a1951183cdd0bIan Romanick if ( (drmActual->major != drmExpected->major) 4035b98ada88071a752b6000756949a1951183cdd0bIan Romanick || (drmActual->minor < drmExpected->minor) ) { 404278736ff6f0659163e69392cf9e96006138746caDave Airlie fprintf(stderr, format, driver_name, "DRM", 4055b98ada88071a752b6000756949a1951183cdd0bIan Romanick drmExpected->major, drmExpected->minor, 4065b98ada88071a752b6000756949a1951183cdd0bIan Romanick drmActual->major, drmActual->minor, drmActual->patch); 4075b98ada88071a752b6000756949a1951183cdd0bIan Romanick return GL_FALSE; 4085b98ada88071a752b6000756949a1951183cdd0bIan Romanick } 4095b98ada88071a752b6000756949a1951183cdd0bIan Romanick 4105b98ada88071a752b6000756949a1951183cdd0bIan Romanick return GL_TRUE; 4115b98ada88071a752b6000756949a1951183cdd0bIan Romanick} 4125b98ada88071a752b6000756949a1951183cdd0bIan Romanick 4137104ce0a0e8f25bf097ad695d007b1a4b3e5d051Roland ScheideggerGLboolean 4147104ce0a0e8f25bf097ad695d007b1a4b3e5d051Roland ScheideggerdriCheckDriDdxDrmVersions2(const char * driver_name, 4157104ce0a0e8f25bf097ad695d007b1a4b3e5d051Roland Scheidegger const __DRIversion * driActual, 4167104ce0a0e8f25bf097ad695d007b1a4b3e5d051Roland Scheidegger const __DRIversion * driExpected, 4177104ce0a0e8f25bf097ad695d007b1a4b3e5d051Roland Scheidegger const __DRIversion * ddxActual, 4187104ce0a0e8f25bf097ad695d007b1a4b3e5d051Roland Scheidegger const __DRIversion * ddxExpected, 4197104ce0a0e8f25bf097ad695d007b1a4b3e5d051Roland Scheidegger const __DRIversion * drmActual, 4207104ce0a0e8f25bf097ad695d007b1a4b3e5d051Roland Scheidegger const __DRIversion * drmExpected) 4217104ce0a0e8f25bf097ad695d007b1a4b3e5d051Roland Scheidegger{ 4227104ce0a0e8f25bf097ad695d007b1a4b3e5d051Roland Scheidegger __DRIutilversion2 ddx_expected; 4237104ce0a0e8f25bf097ad695d007b1a4b3e5d051Roland Scheidegger ddx_expected.major_min = ddxExpected->major; 4247104ce0a0e8f25bf097ad695d007b1a4b3e5d051Roland Scheidegger ddx_expected.major_max = ddxExpected->major; 4257104ce0a0e8f25bf097ad695d007b1a4b3e5d051Roland Scheidegger ddx_expected.minor = ddxExpected->minor; 4267104ce0a0e8f25bf097ad695d007b1a4b3e5d051Roland Scheidegger ddx_expected.patch = ddxExpected->patch; 4277104ce0a0e8f25bf097ad695d007b1a4b3e5d051Roland Scheidegger return driCheckDriDdxDrmVersions3(driver_name, driActual, 4287104ce0a0e8f25bf097ad695d007b1a4b3e5d051Roland Scheidegger driExpected, ddxActual, & ddx_expected, 4297104ce0a0e8f25bf097ad695d007b1a4b3e5d051Roland Scheidegger drmActual, drmExpected); 4307104ce0a0e8f25bf097ad695d007b1a4b3e5d051Roland Scheidegger} 4317104ce0a0e8f25bf097ad695d007b1a4b3e5d051Roland Scheidegger 4327ed58285abede813fbf5fa0a2e29982043f1bbbeKeith WhitwellGLboolean driClipRectToFramebuffer( const GLframebuffer *buffer, 4337ed58285abede813fbf5fa0a2e29982043f1bbbeKeith Whitwell GLint *x, GLint *y, 4347ed58285abede813fbf5fa0a2e29982043f1bbbeKeith Whitwell GLsizei *width, GLsizei *height ) 4357ed58285abede813fbf5fa0a2e29982043f1bbbeKeith Whitwell{ 4367ed58285abede813fbf5fa0a2e29982043f1bbbeKeith Whitwell /* left clipping */ 4377ed58285abede813fbf5fa0a2e29982043f1bbbeKeith Whitwell if (*x < buffer->_Xmin) { 4387ed58285abede813fbf5fa0a2e29982043f1bbbeKeith Whitwell *width -= (buffer->_Xmin - *x); 4397ed58285abede813fbf5fa0a2e29982043f1bbbeKeith Whitwell *x = buffer->_Xmin; 4407ed58285abede813fbf5fa0a2e29982043f1bbbeKeith Whitwell } 4417ed58285abede813fbf5fa0a2e29982043f1bbbeKeith Whitwell 4427ed58285abede813fbf5fa0a2e29982043f1bbbeKeith Whitwell /* right clipping */ 4437ed58285abede813fbf5fa0a2e29982043f1bbbeKeith Whitwell if (*x + *width > buffer->_Xmax) 4447ed58285abede813fbf5fa0a2e29982043f1bbbeKeith Whitwell *width -= (*x + *width - buffer->_Xmax - 1); 4457ed58285abede813fbf5fa0a2e29982043f1bbbeKeith Whitwell 4467ed58285abede813fbf5fa0a2e29982043f1bbbeKeith Whitwell if (*width <= 0) 4477ed58285abede813fbf5fa0a2e29982043f1bbbeKeith Whitwell return GL_FALSE; 4487ed58285abede813fbf5fa0a2e29982043f1bbbeKeith Whitwell 4497ed58285abede813fbf5fa0a2e29982043f1bbbeKeith Whitwell /* bottom clipping */ 4507ed58285abede813fbf5fa0a2e29982043f1bbbeKeith Whitwell if (*y < buffer->_Ymin) { 4517ed58285abede813fbf5fa0a2e29982043f1bbbeKeith Whitwell *height -= (buffer->_Ymin - *y); 4527ed58285abede813fbf5fa0a2e29982043f1bbbeKeith Whitwell *y = buffer->_Ymin; 4537ed58285abede813fbf5fa0a2e29982043f1bbbeKeith Whitwell } 4547ed58285abede813fbf5fa0a2e29982043f1bbbeKeith Whitwell 4557ed58285abede813fbf5fa0a2e29982043f1bbbeKeith Whitwell /* top clipping */ 4567ed58285abede813fbf5fa0a2e29982043f1bbbeKeith Whitwell if (*y + *height > buffer->_Ymax) 4577ed58285abede813fbf5fa0a2e29982043f1bbbeKeith Whitwell *height -= (*y + *height - buffer->_Ymax - 1); 4587ed58285abede813fbf5fa0a2e29982043f1bbbeKeith Whitwell 4597ed58285abede813fbf5fa0a2e29982043f1bbbeKeith Whitwell if (*height <= 0) 4607ed58285abede813fbf5fa0a2e29982043f1bbbeKeith Whitwell return GL_FALSE; 4617ed58285abede813fbf5fa0a2e29982043f1bbbeKeith Whitwell 4627ed58285abede813fbf5fa0a2e29982043f1bbbeKeith Whitwell return GL_TRUE; 4637ed58285abede813fbf5fa0a2e29982043f1bbbeKeith Whitwell} 46474396056977776919aaa7c22be1a3d17774ae321Ian Romanick 46574396056977776919aaa7c22be1a3d17774ae321Ian Romanick/** 46674396056977776919aaa7c22be1a3d17774ae321Ian Romanick * Creates a set of \c __GLcontextModes that a driver will expose. 46774396056977776919aaa7c22be1a3d17774ae321Ian Romanick * 46874396056977776919aaa7c22be1a3d17774ae321Ian Romanick * A set of \c __GLcontextModes will be created based on the supplied 46974396056977776919aaa7c22be1a3d17774ae321Ian Romanick * parameters. The number of modes processed will be 2 * 47074396056977776919aaa7c22be1a3d17774ae321Ian Romanick * \c num_depth_stencil_bits * \c num_db_modes. 47174396056977776919aaa7c22be1a3d17774ae321Ian Romanick * 47274396056977776919aaa7c22be1a3d17774ae321Ian Romanick * For the most part, data is just copied from \c depth_bits, \c stencil_bits, 47374396056977776919aaa7c22be1a3d17774ae321Ian Romanick * \c db_modes, and \c visType into each \c __GLcontextModes element. 47474396056977776919aaa7c22be1a3d17774ae321Ian Romanick * However, the meanings of \c fb_format and \c fb_type require further 47574396056977776919aaa7c22be1a3d17774ae321Ian Romanick * explanation. The \c fb_format specifies which color components are in 47674396056977776919aaa7c22be1a3d17774ae321Ian Romanick * each pixel and what the default order is. For example, \c GL_RGB specifies 47774396056977776919aaa7c22be1a3d17774ae321Ian Romanick * that red, green, blue are available and red is in the "most significant" 47874396056977776919aaa7c22be1a3d17774ae321Ian Romanick * position and blue is in the "least significant". The \c fb_type specifies 47974396056977776919aaa7c22be1a3d17774ae321Ian Romanick * the bit sizes of each component and the actual ordering. For example, if 48074396056977776919aaa7c22be1a3d17774ae321Ian Romanick * \c GL_UNSIGNED_SHORT_5_6_5_REV is specified with \c GL_RGB, bits [15:11] 48174396056977776919aaa7c22be1a3d17774ae321Ian Romanick * are the blue value, bits [10:5] are the green value, and bits [4:0] are 48274396056977776919aaa7c22be1a3d17774ae321Ian Romanick * the red value. 48374396056977776919aaa7c22be1a3d17774ae321Ian Romanick * 48474396056977776919aaa7c22be1a3d17774ae321Ian Romanick * One sublte issue is the combination of \c GL_RGB or \c GL_BGR and either 48574396056977776919aaa7c22be1a3d17774ae321Ian Romanick * of the \c GL_UNSIGNED_INT_8_8_8_8 modes. The resulting mask values in the 48674396056977776919aaa7c22be1a3d17774ae321Ian Romanick * \c __GLcontextModes structure is \b identical to the \c GL_RGBA or 48774396056977776919aaa7c22be1a3d17774ae321Ian Romanick * \c GL_BGRA case, except the \c alphaMask is zero. This means that, as 48874396056977776919aaa7c22be1a3d17774ae321Ian Romanick * far as this routine is concerned, \c GL_RGB with \c GL_UNSIGNED_INT_8_8_8_8 48974396056977776919aaa7c22be1a3d17774ae321Ian Romanick * still uses 32-bits. 49074396056977776919aaa7c22be1a3d17774ae321Ian Romanick * 49174396056977776919aaa7c22be1a3d17774ae321Ian Romanick * If in doubt, look at the tables used in the function. 49274396056977776919aaa7c22be1a3d17774ae321Ian Romanick * 49374396056977776919aaa7c22be1a3d17774ae321Ian Romanick * \param ptr_to_modes Pointer to a pointer to a linked list of 49474396056977776919aaa7c22be1a3d17774ae321Ian Romanick * \c __GLcontextModes. Upon completion, a pointer to 49574396056977776919aaa7c22be1a3d17774ae321Ian Romanick * the next element to be process will be stored here. 49674396056977776919aaa7c22be1a3d17774ae321Ian Romanick * If the function fails and returns \c GL_FALSE, this 49774396056977776919aaa7c22be1a3d17774ae321Ian Romanick * value will be unmodified, but some elements in the 49874396056977776919aaa7c22be1a3d17774ae321Ian Romanick * linked list may be modified. 49974396056977776919aaa7c22be1a3d17774ae321Ian Romanick * \param fb_format Format of the framebuffer. Currently only \c GL_RGB, 50074396056977776919aaa7c22be1a3d17774ae321Ian Romanick * \c GL_RGBA, \c GL_BGR, and \c GL_BGRA are supported. 50174396056977776919aaa7c22be1a3d17774ae321Ian Romanick * \param fb_type Type of the pixels in the framebuffer. Currently only 50274396056977776919aaa7c22be1a3d17774ae321Ian Romanick * \c GL_UNSIGNED_SHORT_5_6_5, 50374396056977776919aaa7c22be1a3d17774ae321Ian Romanick * \c GL_UNSIGNED_SHORT_5_6_5_REV, 50474396056977776919aaa7c22be1a3d17774ae321Ian Romanick * \c GL_UNSIGNED_INT_8_8_8_8, and 50574396056977776919aaa7c22be1a3d17774ae321Ian Romanick * \c GL_UNSIGNED_INT_8_8_8_8_REV are supported. 50674396056977776919aaa7c22be1a3d17774ae321Ian Romanick * \param depth_bits Array of depth buffer sizes to be exposed. 50774396056977776919aaa7c22be1a3d17774ae321Ian Romanick * \param stencil_bits Array of stencil buffer sizes to be exposed. 50874396056977776919aaa7c22be1a3d17774ae321Ian Romanick * \param num_depth_stencil_bits Number of entries in both \c depth_bits and 50974396056977776919aaa7c22be1a3d17774ae321Ian Romanick * \c stencil_bits. 51074396056977776919aaa7c22be1a3d17774ae321Ian Romanick * \param db_modes Array of buffer swap modes. If an element has a 51174396056977776919aaa7c22be1a3d17774ae321Ian Romanick * value of \c GLX_NONE, then it represents a 51274396056977776919aaa7c22be1a3d17774ae321Ian Romanick * single-buffered mode. Other valid values are 51374396056977776919aaa7c22be1a3d17774ae321Ian Romanick * \c GLX_SWAP_EXCHANGE_OML, \c GLX_SWAP_COPY_OML, and 51474396056977776919aaa7c22be1a3d17774ae321Ian Romanick * \c GLX_SWAP_UNDEFINED_OML. See the 51574396056977776919aaa7c22be1a3d17774ae321Ian Romanick * GLX_OML_swap_method extension spec for more details. 51674396056977776919aaa7c22be1a3d17774ae321Ian Romanick * \param num_db_modes Number of entries in \c db_modes. 51774396056977776919aaa7c22be1a3d17774ae321Ian Romanick * \param visType GLX visual type. Usually either \c GLX_TRUE_COLOR or 51874396056977776919aaa7c22be1a3d17774ae321Ian Romanick * \c GLX_DIRECT_COLOR. 51974396056977776919aaa7c22be1a3d17774ae321Ian Romanick * 52074396056977776919aaa7c22be1a3d17774ae321Ian Romanick * \returns 52174396056977776919aaa7c22be1a3d17774ae321Ian Romanick * \c GL_TRUE on success or \c GL_FALSE on failure. Currently the only 52274396056977776919aaa7c22be1a3d17774ae321Ian Romanick * cause of failure is a bad parameter (i.e., unsupported \c fb_format or 52374396056977776919aaa7c22be1a3d17774ae321Ian Romanick * \c fb_type). 52474396056977776919aaa7c22be1a3d17774ae321Ian Romanick * 52574396056977776919aaa7c22be1a3d17774ae321Ian Romanick * \todo 52674396056977776919aaa7c22be1a3d17774ae321Ian Romanick * There is currently no way to support packed RGB modes (i.e., modes with 52774396056977776919aaa7c22be1a3d17774ae321Ian Romanick * exactly 3 bytes per pixel) or floating-point modes. This could probably 52874396056977776919aaa7c22be1a3d17774ae321Ian Romanick * be done by creating some new, private enums with clever names likes 52974396056977776919aaa7c22be1a3d17774ae321Ian Romanick * \c GL_UNSIGNED_3BYTE_8_8_8, \c GL_4FLOAT_32_32_32_32, 53074396056977776919aaa7c22be1a3d17774ae321Ian Romanick * \c GL_4HALF_16_16_16_16, etc. We can cross that bridge when we come to it. 53174396056977776919aaa7c22be1a3d17774ae321Ian Romanick */ 532e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsberg__DRIconfig ** 533e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian HøgsbergdriCreateConfigs(GLenum fb_format, GLenum fb_type, 5345a46e176715b0eae7b8a715e8aec42f5a27214fcKeith Whitwell const uint8_t * depth_bits, const uint8_t * stencil_bits, 535e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsberg unsigned num_depth_stencil_bits, 536e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsberg const GLenum * db_modes, unsigned num_db_modes) 53774396056977776919aaa7c22be1a3d17774ae321Ian Romanick{ 5385a46e176715b0eae7b8a715e8aec42f5a27214fcKeith Whitwell static const uint8_t bits_table[4][4] = { 53974396056977776919aaa7c22be1a3d17774ae321Ian Romanick /* R G B A */ 540b4a4829cd50f7110ddbdd0770297cd845ab4764dGeorge Sapountzis { 3, 3, 2, 0 }, /* Any GL_UNSIGNED_BYTE_3_3_2 */ 54174396056977776919aaa7c22be1a3d17774ae321Ian Romanick { 5, 6, 5, 0 }, /* Any GL_UNSIGNED_SHORT_5_6_5 */ 54274396056977776919aaa7c22be1a3d17774ae321Ian Romanick { 8, 8, 8, 0 }, /* Any RGB with any GL_UNSIGNED_INT_8_8_8_8 */ 54374396056977776919aaa7c22be1a3d17774ae321Ian Romanick { 8, 8, 8, 8 } /* Any RGBA with any GL_UNSIGNED_INT_8_8_8_8 */ 54474396056977776919aaa7c22be1a3d17774ae321Ian Romanick }; 54574396056977776919aaa7c22be1a3d17774ae321Ian Romanick 5465a46e176715b0eae7b8a715e8aec42f5a27214fcKeith Whitwell static const uint32_t masks_table_rgb[6][4] = { 547b4a4829cd50f7110ddbdd0770297cd845ab4764dGeorge Sapountzis { 0x000000E0, 0x0000001C, 0x00000003, 0x00000000 }, /* 3_3_2 */ 548b4a4829cd50f7110ddbdd0770297cd845ab4764dGeorge Sapountzis { 0x00000007, 0x00000038, 0x000000C0, 0x00000000 }, /* 2_3_3_REV */ 549fff749e893b0adbfb57d08370cb4d2a10608bc52Ian Romanick { 0x0000F800, 0x000007E0, 0x0000001F, 0x00000000 }, /* 5_6_5 */ 55074396056977776919aaa7c22be1a3d17774ae321Ian Romanick { 0x0000001F, 0x000007E0, 0x0000F800, 0x00000000 }, /* 5_6_5_REV */ 55174396056977776919aaa7c22be1a3d17774ae321Ian Romanick { 0xFF000000, 0x00FF0000, 0x0000FF00, 0x00000000 }, /* 8_8_8_8 */ 55274396056977776919aaa7c22be1a3d17774ae321Ian Romanick { 0x000000FF, 0x0000FF00, 0x00FF0000, 0x00000000 } /* 8_8_8_8_REV */ 55374396056977776919aaa7c22be1a3d17774ae321Ian Romanick }; 55474396056977776919aaa7c22be1a3d17774ae321Ian Romanick 5555a46e176715b0eae7b8a715e8aec42f5a27214fcKeith Whitwell static const uint32_t masks_table_rgba[6][4] = { 556b4a4829cd50f7110ddbdd0770297cd845ab4764dGeorge Sapountzis { 0x000000E0, 0x0000001C, 0x00000003, 0x00000000 }, /* 3_3_2 */ 557b4a4829cd50f7110ddbdd0770297cd845ab4764dGeorge Sapountzis { 0x00000007, 0x00000038, 0x000000C0, 0x00000000 }, /* 2_3_3_REV */ 558fff749e893b0adbfb57d08370cb4d2a10608bc52Ian Romanick { 0x0000F800, 0x000007E0, 0x0000001F, 0x00000000 }, /* 5_6_5 */ 55974396056977776919aaa7c22be1a3d17774ae321Ian Romanick { 0x0000001F, 0x000007E0, 0x0000F800, 0x00000000 }, /* 5_6_5_REV */ 56074396056977776919aaa7c22be1a3d17774ae321Ian Romanick { 0xFF000000, 0x00FF0000, 0x0000FF00, 0x000000FF }, /* 8_8_8_8 */ 56174396056977776919aaa7c22be1a3d17774ae321Ian Romanick { 0x000000FF, 0x0000FF00, 0x00FF0000, 0xFF000000 }, /* 8_8_8_8_REV */ 56274396056977776919aaa7c22be1a3d17774ae321Ian Romanick }; 56374396056977776919aaa7c22be1a3d17774ae321Ian Romanick 5645a46e176715b0eae7b8a715e8aec42f5a27214fcKeith Whitwell static const uint32_t masks_table_bgr[6][4] = { 565b4a4829cd50f7110ddbdd0770297cd845ab4764dGeorge Sapountzis { 0x00000007, 0x00000038, 0x000000C0, 0x00000000 }, /* 3_3_2 */ 566b4a4829cd50f7110ddbdd0770297cd845ab4764dGeorge Sapountzis { 0x000000E0, 0x0000001C, 0x00000003, 0x00000000 }, /* 2_3_3_REV */ 56774396056977776919aaa7c22be1a3d17774ae321Ian Romanick { 0x0000001F, 0x000007E0, 0x0000F800, 0x00000000 }, /* 5_6_5 */ 568fff749e893b0adbfb57d08370cb4d2a10608bc52Ian Romanick { 0x0000F800, 0x000007E0, 0x0000001F, 0x00000000 }, /* 5_6_5_REV */ 56974396056977776919aaa7c22be1a3d17774ae321Ian Romanick { 0x0000FF00, 0x00FF0000, 0xFF000000, 0x00000000 }, /* 8_8_8_8 */ 57074396056977776919aaa7c22be1a3d17774ae321Ian Romanick { 0x00FF0000, 0x0000FF00, 0x000000FF, 0x00000000 }, /* 8_8_8_8_REV */ 57174396056977776919aaa7c22be1a3d17774ae321Ian Romanick }; 57274396056977776919aaa7c22be1a3d17774ae321Ian Romanick 5735a46e176715b0eae7b8a715e8aec42f5a27214fcKeith Whitwell static const uint32_t masks_table_bgra[6][4] = { 574b4a4829cd50f7110ddbdd0770297cd845ab4764dGeorge Sapountzis { 0x00000007, 0x00000038, 0x000000C0, 0x00000000 }, /* 3_3_2 */ 575b4a4829cd50f7110ddbdd0770297cd845ab4764dGeorge Sapountzis { 0x000000E0, 0x0000001C, 0x00000003, 0x00000000 }, /* 2_3_3_REV */ 57674396056977776919aaa7c22be1a3d17774ae321Ian Romanick { 0x0000001F, 0x000007E0, 0x0000F800, 0x00000000 }, /* 5_6_5 */ 577fff749e893b0adbfb57d08370cb4d2a10608bc52Ian Romanick { 0x0000F800, 0x000007E0, 0x0000001F, 0x00000000 }, /* 5_6_5_REV */ 57874396056977776919aaa7c22be1a3d17774ae321Ian Romanick { 0x0000FF00, 0x00FF0000, 0xFF000000, 0x000000FF }, /* 8_8_8_8 */ 57974396056977776919aaa7c22be1a3d17774ae321Ian Romanick { 0x00FF0000, 0x0000FF00, 0x000000FF, 0xFF000000 }, /* 8_8_8_8_REV */ 58074396056977776919aaa7c22be1a3d17774ae321Ian Romanick }; 58174396056977776919aaa7c22be1a3d17774ae321Ian Romanick 5825a46e176715b0eae7b8a715e8aec42f5a27214fcKeith Whitwell static const uint8_t bytes_per_pixel[6] = { 583b4a4829cd50f7110ddbdd0770297cd845ab4764dGeorge Sapountzis 1, /* 3_3_2 */ 584b4a4829cd50f7110ddbdd0770297cd845ab4764dGeorge Sapountzis 1, /* 2_3_3_REV */ 585b4a4829cd50f7110ddbdd0770297cd845ab4764dGeorge Sapountzis 2, /* 5_6_5 */ 586b4a4829cd50f7110ddbdd0770297cd845ab4764dGeorge Sapountzis 2, /* 5_6_5_REV */ 587b4a4829cd50f7110ddbdd0770297cd845ab4764dGeorge Sapountzis 4, /* 8_8_8_8 */ 588b4a4829cd50f7110ddbdd0770297cd845ab4764dGeorge Sapountzis 4 /* 8_8_8_8_REV */ 58974396056977776919aaa7c22be1a3d17774ae321Ian Romanick }; 59074396056977776919aaa7c22be1a3d17774ae321Ian Romanick 5915a46e176715b0eae7b8a715e8aec42f5a27214fcKeith Whitwell const uint8_t * bits; 5925a46e176715b0eae7b8a715e8aec42f5a27214fcKeith Whitwell const uint32_t * masks; 593b4a4829cd50f7110ddbdd0770297cd845ab4764dGeorge Sapountzis int index; 594e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsberg __DRIconfig **configs, **c; 595e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsberg __GLcontextModes *modes; 59674396056977776919aaa7c22be1a3d17774ae321Ian Romanick unsigned i; 59774396056977776919aaa7c22be1a3d17774ae321Ian Romanick unsigned j; 59874396056977776919aaa7c22be1a3d17774ae321Ian Romanick unsigned k; 599e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsberg unsigned num_modes; 600e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsberg unsigned num_accum_bits = 2; 60174396056977776919aaa7c22be1a3d17774ae321Ian Romanick 602b4a4829cd50f7110ddbdd0770297cd845ab4764dGeorge Sapountzis switch ( fb_type ) { 603b4a4829cd50f7110ddbdd0770297cd845ab4764dGeorge Sapountzis case GL_UNSIGNED_BYTE_3_3_2: 604b4a4829cd50f7110ddbdd0770297cd845ab4764dGeorge Sapountzis index = 0; 605b4a4829cd50f7110ddbdd0770297cd845ab4764dGeorge Sapountzis break; 606b4a4829cd50f7110ddbdd0770297cd845ab4764dGeorge Sapountzis case GL_UNSIGNED_BYTE_2_3_3_REV: 607b4a4829cd50f7110ddbdd0770297cd845ab4764dGeorge Sapountzis index = 1; 608b4a4829cd50f7110ddbdd0770297cd845ab4764dGeorge Sapountzis break; 609b4a4829cd50f7110ddbdd0770297cd845ab4764dGeorge Sapountzis case GL_UNSIGNED_SHORT_5_6_5: 610b4a4829cd50f7110ddbdd0770297cd845ab4764dGeorge Sapountzis index = 2; 611b4a4829cd50f7110ddbdd0770297cd845ab4764dGeorge Sapountzis break; 612b4a4829cd50f7110ddbdd0770297cd845ab4764dGeorge Sapountzis case GL_UNSIGNED_SHORT_5_6_5_REV: 613b4a4829cd50f7110ddbdd0770297cd845ab4764dGeorge Sapountzis index = 3; 614b4a4829cd50f7110ddbdd0770297cd845ab4764dGeorge Sapountzis break; 615b4a4829cd50f7110ddbdd0770297cd845ab4764dGeorge Sapountzis case GL_UNSIGNED_INT_8_8_8_8: 616b4a4829cd50f7110ddbdd0770297cd845ab4764dGeorge Sapountzis index = 4; 617b4a4829cd50f7110ddbdd0770297cd845ab4764dGeorge Sapountzis break; 618b4a4829cd50f7110ddbdd0770297cd845ab4764dGeorge Sapountzis case GL_UNSIGNED_INT_8_8_8_8_REV: 619b4a4829cd50f7110ddbdd0770297cd845ab4764dGeorge Sapountzis index = 5; 620b4a4829cd50f7110ddbdd0770297cd845ab4764dGeorge Sapountzis break; 621b4a4829cd50f7110ddbdd0770297cd845ab4764dGeorge Sapountzis default: 622b4a4829cd50f7110ddbdd0770297cd845ab4764dGeorge Sapountzis fprintf( stderr, "[%s:%u] Unknown framebuffer type 0x%04x.\n", 623b4a4829cd50f7110ddbdd0770297cd845ab4764dGeorge Sapountzis __FUNCTION__, __LINE__, fb_type ); 624b4a4829cd50f7110ddbdd0770297cd845ab4764dGeorge Sapountzis return NULL; 62574396056977776919aaa7c22be1a3d17774ae321Ian Romanick } 62674396056977776919aaa7c22be1a3d17774ae321Ian Romanick 62774396056977776919aaa7c22be1a3d17774ae321Ian Romanick 62874396056977776919aaa7c22be1a3d17774ae321Ian Romanick /* Valid types are GL_UNSIGNED_SHORT_5_6_5 and GL_UNSIGNED_INT_8_8_8_8 and 62974396056977776919aaa7c22be1a3d17774ae321Ian Romanick * the _REV versions. 63074396056977776919aaa7c22be1a3d17774ae321Ian Romanick * 63174396056977776919aaa7c22be1a3d17774ae321Ian Romanick * Valid formats are GL_RGBA, GL_RGB, and GL_BGRA. 63274396056977776919aaa7c22be1a3d17774ae321Ian Romanick */ 63374396056977776919aaa7c22be1a3d17774ae321Ian Romanick 63474396056977776919aaa7c22be1a3d17774ae321Ian Romanick switch ( fb_format ) { 63574396056977776919aaa7c22be1a3d17774ae321Ian Romanick case GL_RGB: 63674396056977776919aaa7c22be1a3d17774ae321Ian Romanick masks = masks_table_rgb[ index ]; 63774396056977776919aaa7c22be1a3d17774ae321Ian Romanick break; 63874396056977776919aaa7c22be1a3d17774ae321Ian Romanick 63974396056977776919aaa7c22be1a3d17774ae321Ian Romanick case GL_RGBA: 64074396056977776919aaa7c22be1a3d17774ae321Ian Romanick masks = masks_table_rgba[ index ]; 64174396056977776919aaa7c22be1a3d17774ae321Ian Romanick break; 64274396056977776919aaa7c22be1a3d17774ae321Ian Romanick 64374396056977776919aaa7c22be1a3d17774ae321Ian Romanick case GL_BGR: 64474396056977776919aaa7c22be1a3d17774ae321Ian Romanick masks = masks_table_bgr[ index ]; 64574396056977776919aaa7c22be1a3d17774ae321Ian Romanick break; 64674396056977776919aaa7c22be1a3d17774ae321Ian Romanick 64774396056977776919aaa7c22be1a3d17774ae321Ian Romanick case GL_BGRA: 64874396056977776919aaa7c22be1a3d17774ae321Ian Romanick masks = masks_table_bgra[ index ]; 64974396056977776919aaa7c22be1a3d17774ae321Ian Romanick break; 65074396056977776919aaa7c22be1a3d17774ae321Ian Romanick 65174396056977776919aaa7c22be1a3d17774ae321Ian Romanick default: 652b4a4829cd50f7110ddbdd0770297cd845ab4764dGeorge Sapountzis fprintf( stderr, "[%s:%u] Unknown framebuffer format 0x%04x.\n", 653b4a4829cd50f7110ddbdd0770297cd845ab4764dGeorge Sapountzis __FUNCTION__, __LINE__, fb_format ); 654e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsberg return NULL; 65574396056977776919aaa7c22be1a3d17774ae321Ian Romanick } 65674396056977776919aaa7c22be1a3d17774ae321Ian Romanick 657b4a4829cd50f7110ddbdd0770297cd845ab4764dGeorge Sapountzis switch ( bytes_per_pixel[ index ] ) { 658b4a4829cd50f7110ddbdd0770297cd845ab4764dGeorge Sapountzis case 1: 659b4a4829cd50f7110ddbdd0770297cd845ab4764dGeorge Sapountzis bits = bits_table[0]; 660b4a4829cd50f7110ddbdd0770297cd845ab4764dGeorge Sapountzis break; 661b4a4829cd50f7110ddbdd0770297cd845ab4764dGeorge Sapountzis case 2: 662b4a4829cd50f7110ddbdd0770297cd845ab4764dGeorge Sapountzis bits = bits_table[1]; 663b4a4829cd50f7110ddbdd0770297cd845ab4764dGeorge Sapountzis break; 664b4a4829cd50f7110ddbdd0770297cd845ab4764dGeorge Sapountzis default: 665b4a4829cd50f7110ddbdd0770297cd845ab4764dGeorge Sapountzis bits = ((fb_format == GL_RGB) || (fb_format == GL_BGR)) 666b4a4829cd50f7110ddbdd0770297cd845ab4764dGeorge Sapountzis ? bits_table[2] 667b4a4829cd50f7110ddbdd0770297cd845ab4764dGeorge Sapountzis : bits_table[3]; 668b4a4829cd50f7110ddbdd0770297cd845ab4764dGeorge Sapountzis break; 669b4a4829cd50f7110ddbdd0770297cd845ab4764dGeorge Sapountzis } 670b4a4829cd50f7110ddbdd0770297cd845ab4764dGeorge Sapountzis 671e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsberg num_modes = num_depth_stencil_bits * num_db_modes * num_accum_bits; 672e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsberg configs = _mesa_calloc((num_modes + 1) * sizeof *configs); 673e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsberg if (configs == NULL) 674e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsberg return NULL; 67574396056977776919aaa7c22be1a3d17774ae321Ian Romanick 676e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsberg c = configs; 67774396056977776919aaa7c22be1a3d17774ae321Ian Romanick for ( k = 0 ; k < num_depth_stencil_bits ; k++ ) { 67874396056977776919aaa7c22be1a3d17774ae321Ian Romanick for ( i = 0 ; i < num_db_modes ; i++ ) { 679e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsberg for ( j = 0 ; j < num_accum_bits ; j++ ) { 680e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsberg *c = _mesa_malloc (sizeof **c); 681e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsberg modes = &(*c)->modes; 682e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsberg c++; 68374396056977776919aaa7c22be1a3d17774ae321Ian Romanick 684e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsberg memset(modes, 0, sizeof *modes); 68574396056977776919aaa7c22be1a3d17774ae321Ian Romanick modes->redBits = bits[0]; 68674396056977776919aaa7c22be1a3d17774ae321Ian Romanick modes->greenBits = bits[1]; 68774396056977776919aaa7c22be1a3d17774ae321Ian Romanick modes->blueBits = bits[2]; 68874396056977776919aaa7c22be1a3d17774ae321Ian Romanick modes->alphaBits = bits[3]; 68974396056977776919aaa7c22be1a3d17774ae321Ian Romanick modes->redMask = masks[0]; 69074396056977776919aaa7c22be1a3d17774ae321Ian Romanick modes->greenMask = masks[1]; 69174396056977776919aaa7c22be1a3d17774ae321Ian Romanick modes->blueMask = masks[2]; 69274396056977776919aaa7c22be1a3d17774ae321Ian Romanick modes->alphaMask = masks[3]; 69374396056977776919aaa7c22be1a3d17774ae321Ian Romanick modes->rgbBits = modes->redBits + modes->greenBits 69474396056977776919aaa7c22be1a3d17774ae321Ian Romanick + modes->blueBits + modes->alphaBits; 69574396056977776919aaa7c22be1a3d17774ae321Ian Romanick 69674396056977776919aaa7c22be1a3d17774ae321Ian Romanick modes->accumRedBits = 16 * j; 69774396056977776919aaa7c22be1a3d17774ae321Ian Romanick modes->accumGreenBits = 16 * j; 69874396056977776919aaa7c22be1a3d17774ae321Ian Romanick modes->accumBlueBits = 16 * j; 69974396056977776919aaa7c22be1a3d17774ae321Ian Romanick modes->accumAlphaBits = (masks[3] != 0) ? 16 * j : 0; 70074396056977776919aaa7c22be1a3d17774ae321Ian Romanick modes->visualRating = (j == 0) ? GLX_NONE : GLX_SLOW_CONFIG; 70174396056977776919aaa7c22be1a3d17774ae321Ian Romanick 70274396056977776919aaa7c22be1a3d17774ae321Ian Romanick modes->stencilBits = stencil_bits[k]; 70374396056977776919aaa7c22be1a3d17774ae321Ian Romanick modes->depthBits = depth_bits[k]; 70474396056977776919aaa7c22be1a3d17774ae321Ian Romanick 705e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsberg modes->transparentPixel = GLX_NONE; 706e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsberg modes->transparentRed = GLX_DONT_CARE; 707e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsberg modes->transparentGreen = GLX_DONT_CARE; 708e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsberg modes->transparentBlue = GLX_DONT_CARE; 709e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsberg modes->transparentAlpha = GLX_DONT_CARE; 710e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsberg modes->transparentIndex = GLX_DONT_CARE; 711e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsberg modes->visualType = GLX_DONT_CARE; 71274396056977776919aaa7c22be1a3d17774ae321Ian Romanick modes->renderType = GLX_RGBA_BIT; 71374396056977776919aaa7c22be1a3d17774ae321Ian Romanick modes->drawableType = GLX_WINDOW_BIT; 71474396056977776919aaa7c22be1a3d17774ae321Ian Romanick modes->rgbMode = GL_TRUE; 71574396056977776919aaa7c22be1a3d17774ae321Ian Romanick 71674396056977776919aaa7c22be1a3d17774ae321Ian Romanick if ( db_modes[i] == GLX_NONE ) { 71774396056977776919aaa7c22be1a3d17774ae321Ian Romanick modes->doubleBufferMode = GL_FALSE; 71874396056977776919aaa7c22be1a3d17774ae321Ian Romanick } 71974396056977776919aaa7c22be1a3d17774ae321Ian Romanick else { 72074396056977776919aaa7c22be1a3d17774ae321Ian Romanick modes->doubleBufferMode = GL_TRUE; 72174396056977776919aaa7c22be1a3d17774ae321Ian Romanick modes->swapMethod = db_modes[i]; 72274396056977776919aaa7c22be1a3d17774ae321Ian Romanick } 72374396056977776919aaa7c22be1a3d17774ae321Ian Romanick 7247f8e10f96c1970d2c81ec8d4f3a45a3b006b3be1Keith Whitwell modes->haveAccumBuffer = ((modes->accumRedBits + 7257f8e10f96c1970d2c81ec8d4f3a45a3b006b3be1Keith Whitwell modes->accumGreenBits + 7267f8e10f96c1970d2c81ec8d4f3a45a3b006b3be1Keith Whitwell modes->accumBlueBits + 7277f8e10f96c1970d2c81ec8d4f3a45a3b006b3be1Keith Whitwell modes->accumAlphaBits) > 0); 7287f8e10f96c1970d2c81ec8d4f3a45a3b006b3be1Keith Whitwell modes->haveDepthBuffer = (modes->depthBits > 0); 7297f8e10f96c1970d2c81ec8d4f3a45a3b006b3be1Keith Whitwell modes->haveStencilBuffer = (modes->stencilBits > 0); 730dc836edf49a08a7fd77fc1f127818b0550558581Kristian Høgsberg 731dc836edf49a08a7fd77fc1f127818b0550558581Kristian Høgsberg modes->bindToTextureRgb = GL_TRUE; 732dc836edf49a08a7fd77fc1f127818b0550558581Kristian Høgsberg modes->bindToTextureRgba = GL_TRUE; 733dc836edf49a08a7fd77fc1f127818b0550558581Kristian Høgsberg modes->bindToMipmapTexture = GL_FALSE; 734dc836edf49a08a7fd77fc1f127818b0550558581Kristian Høgsberg modes->bindToTextureTargets = modes->rgbMode ? 735dc836edf49a08a7fd77fc1f127818b0550558581Kristian Høgsberg __DRI_ATTRIB_TEXTURE_1D_BIT | 736dc836edf49a08a7fd77fc1f127818b0550558581Kristian Høgsberg __DRI_ATTRIB_TEXTURE_2D_BIT | 737dc836edf49a08a7fd77fc1f127818b0550558581Kristian Høgsberg __DRI_ATTRIB_TEXTURE_RECTANGLE_BIT : 738dc836edf49a08a7fd77fc1f127818b0550558581Kristian Høgsberg 0; 73974396056977776919aaa7c22be1a3d17774ae321Ian Romanick } 74074396056977776919aaa7c22be1a3d17774ae321Ian Romanick } 74174396056977776919aaa7c22be1a3d17774ae321Ian Romanick } 742e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsberg *c = NULL; 743e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsberg 744e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsberg return configs; 745e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsberg} 74674396056977776919aaa7c22be1a3d17774ae321Ian Romanick 747e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsbergconst __DRIconfig **driConcatConfigs(__DRIconfig **a, __DRIconfig **b) 748e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsberg{ 749e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsberg const __DRIconfig **all; 750e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsberg int i, j, index; 751e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsberg 752e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsberg i = 0; 753e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsberg while (a[i] != NULL) 754e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsberg i++; 755e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsberg j = 0; 756e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsberg while (b[j] != NULL) 757e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsberg j++; 758e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsberg 759e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsberg all = _mesa_malloc((i + j + 1) * sizeof *all); 760e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsberg index = 0; 761e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsberg for (i = 0; a[i] != NULL; i++) 762e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsberg all[index++] = a[i]; 763e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsberg for (j = 0; b[j] != NULL; j++) 764e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsberg all[index++] = b[j]; 765e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsberg all[index++] = NULL; 766e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsberg 767e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsberg _mesa_free(a); 768e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsberg _mesa_free(b); 769e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsberg 770e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsberg return all; 77174396056977776919aaa7c22be1a3d17774ae321Ian Romanick} 772c95e66120be049ee51ff84868b1da3379b312fabGeorge Sapountzis 773c95e66120be049ee51ff84868b1da3379b312fabGeorge Sapountzis#define __ATTRIB(attrib, field) \ 774c95e66120be049ee51ff84868b1da3379b312fabGeorge Sapountzis { attrib, offsetof(__GLcontextModes, field) } 775c95e66120be049ee51ff84868b1da3379b312fabGeorge Sapountzis 776c95e66120be049ee51ff84868b1da3379b312fabGeorge Sapountzisstatic const struct { unsigned int attrib, offset; } attribMap[] = { 777c95e66120be049ee51ff84868b1da3379b312fabGeorge Sapountzis __ATTRIB(__DRI_ATTRIB_BUFFER_SIZE, rgbBits), 778c95e66120be049ee51ff84868b1da3379b312fabGeorge Sapountzis __ATTRIB(__DRI_ATTRIB_LEVEL, level), 779c95e66120be049ee51ff84868b1da3379b312fabGeorge Sapountzis __ATTRIB(__DRI_ATTRIB_RED_SIZE, redBits), 780c95e66120be049ee51ff84868b1da3379b312fabGeorge Sapountzis __ATTRIB(__DRI_ATTRIB_GREEN_SIZE, greenBits), 781c95e66120be049ee51ff84868b1da3379b312fabGeorge Sapountzis __ATTRIB(__DRI_ATTRIB_BLUE_SIZE, blueBits), 782c95e66120be049ee51ff84868b1da3379b312fabGeorge Sapountzis __ATTRIB(__DRI_ATTRIB_ALPHA_SIZE, alphaBits), 783c95e66120be049ee51ff84868b1da3379b312fabGeorge Sapountzis __ATTRIB(__DRI_ATTRIB_DEPTH_SIZE, depthBits), 784c95e66120be049ee51ff84868b1da3379b312fabGeorge Sapountzis __ATTRIB(__DRI_ATTRIB_STENCIL_SIZE, stencilBits), 785c95e66120be049ee51ff84868b1da3379b312fabGeorge Sapountzis __ATTRIB(__DRI_ATTRIB_ACCUM_RED_SIZE, accumRedBits), 786c95e66120be049ee51ff84868b1da3379b312fabGeorge Sapountzis __ATTRIB(__DRI_ATTRIB_ACCUM_GREEN_SIZE, accumGreenBits), 787c95e66120be049ee51ff84868b1da3379b312fabGeorge Sapountzis __ATTRIB(__DRI_ATTRIB_ACCUM_BLUE_SIZE, accumBlueBits), 788c95e66120be049ee51ff84868b1da3379b312fabGeorge Sapountzis __ATTRIB(__DRI_ATTRIB_ACCUM_ALPHA_SIZE, accumAlphaBits), 789c95e66120be049ee51ff84868b1da3379b312fabGeorge Sapountzis __ATTRIB(__DRI_ATTRIB_SAMPLE_BUFFERS, sampleBuffers), 790c95e66120be049ee51ff84868b1da3379b312fabGeorge Sapountzis __ATTRIB(__DRI_ATTRIB_SAMPLES, samples), 791c95e66120be049ee51ff84868b1da3379b312fabGeorge Sapountzis __ATTRIB(__DRI_ATTRIB_DOUBLE_BUFFER, doubleBufferMode), 792c95e66120be049ee51ff84868b1da3379b312fabGeorge Sapountzis __ATTRIB(__DRI_ATTRIB_STEREO, stereoMode), 793c95e66120be049ee51ff84868b1da3379b312fabGeorge Sapountzis __ATTRIB(__DRI_ATTRIB_AUX_BUFFERS, numAuxBuffers), 794c95e66120be049ee51ff84868b1da3379b312fabGeorge Sapountzis __ATTRIB(__DRI_ATTRIB_TRANSPARENT_TYPE, transparentPixel), 795c95e66120be049ee51ff84868b1da3379b312fabGeorge Sapountzis __ATTRIB(__DRI_ATTRIB_TRANSPARENT_INDEX_VALUE, transparentPixel), 796c95e66120be049ee51ff84868b1da3379b312fabGeorge Sapountzis __ATTRIB(__DRI_ATTRIB_TRANSPARENT_RED_VALUE, transparentRed), 797c95e66120be049ee51ff84868b1da3379b312fabGeorge Sapountzis __ATTRIB(__DRI_ATTRIB_TRANSPARENT_GREEN_VALUE, transparentGreen), 798c95e66120be049ee51ff84868b1da3379b312fabGeorge Sapountzis __ATTRIB(__DRI_ATTRIB_TRANSPARENT_BLUE_VALUE, transparentBlue), 799c95e66120be049ee51ff84868b1da3379b312fabGeorge Sapountzis __ATTRIB(__DRI_ATTRIB_TRANSPARENT_ALPHA_VALUE, transparentAlpha), 800c95e66120be049ee51ff84868b1da3379b312fabGeorge Sapountzis __ATTRIB(__DRI_ATTRIB_FLOAT_MODE, floatMode), 801c95e66120be049ee51ff84868b1da3379b312fabGeorge Sapountzis __ATTRIB(__DRI_ATTRIB_RED_MASK, redMask), 802c95e66120be049ee51ff84868b1da3379b312fabGeorge Sapountzis __ATTRIB(__DRI_ATTRIB_GREEN_MASK, greenMask), 803c95e66120be049ee51ff84868b1da3379b312fabGeorge Sapountzis __ATTRIB(__DRI_ATTRIB_BLUE_MASK, blueMask), 804c95e66120be049ee51ff84868b1da3379b312fabGeorge Sapountzis __ATTRIB(__DRI_ATTRIB_ALPHA_MASK, alphaMask), 805c95e66120be049ee51ff84868b1da3379b312fabGeorge Sapountzis __ATTRIB(__DRI_ATTRIB_MAX_PBUFFER_WIDTH, maxPbufferWidth), 806c95e66120be049ee51ff84868b1da3379b312fabGeorge Sapountzis __ATTRIB(__DRI_ATTRIB_MAX_PBUFFER_HEIGHT, maxPbufferHeight), 807c95e66120be049ee51ff84868b1da3379b312fabGeorge Sapountzis __ATTRIB(__DRI_ATTRIB_MAX_PBUFFER_PIXELS, maxPbufferPixels), 808c95e66120be049ee51ff84868b1da3379b312fabGeorge Sapountzis __ATTRIB(__DRI_ATTRIB_OPTIMAL_PBUFFER_WIDTH, optimalPbufferWidth), 809c95e66120be049ee51ff84868b1da3379b312fabGeorge Sapountzis __ATTRIB(__DRI_ATTRIB_OPTIMAL_PBUFFER_HEIGHT, optimalPbufferHeight), 810c95e66120be049ee51ff84868b1da3379b312fabGeorge Sapountzis __ATTRIB(__DRI_ATTRIB_SWAP_METHOD, swapMethod), 811c95e66120be049ee51ff84868b1da3379b312fabGeorge Sapountzis __ATTRIB(__DRI_ATTRIB_BIND_TO_TEXTURE_RGB, bindToTextureRgb), 812c95e66120be049ee51ff84868b1da3379b312fabGeorge Sapountzis __ATTRIB(__DRI_ATTRIB_BIND_TO_TEXTURE_RGBA, bindToTextureRgba), 813c95e66120be049ee51ff84868b1da3379b312fabGeorge Sapountzis __ATTRIB(__DRI_ATTRIB_BIND_TO_MIPMAP_TEXTURE, bindToMipmapTexture), 814c95e66120be049ee51ff84868b1da3379b312fabGeorge Sapountzis __ATTRIB(__DRI_ATTRIB_BIND_TO_TEXTURE_TARGETS, bindToTextureTargets), 815c95e66120be049ee51ff84868b1da3379b312fabGeorge Sapountzis __ATTRIB(__DRI_ATTRIB_YINVERTED, yInverted), 816c95e66120be049ee51ff84868b1da3379b312fabGeorge Sapountzis 817c95e66120be049ee51ff84868b1da3379b312fabGeorge Sapountzis /* The struct field doesn't matter here, these are handled by the 818c95e66120be049ee51ff84868b1da3379b312fabGeorge Sapountzis * switch in driGetConfigAttribIndex. We need them in the array 819c95e66120be049ee51ff84868b1da3379b312fabGeorge Sapountzis * so the iterator includes them though.*/ 820c95e66120be049ee51ff84868b1da3379b312fabGeorge Sapountzis __ATTRIB(__DRI_ATTRIB_RENDER_TYPE, level), 821c95e66120be049ee51ff84868b1da3379b312fabGeorge Sapountzis __ATTRIB(__DRI_ATTRIB_CONFIG_CAVEAT, level), 822c95e66120be049ee51ff84868b1da3379b312fabGeorge Sapountzis __ATTRIB(__DRI_ATTRIB_SWAP_METHOD, level) 823c95e66120be049ee51ff84868b1da3379b312fabGeorge Sapountzis}; 824c95e66120be049ee51ff84868b1da3379b312fabGeorge Sapountzis 825c95e66120be049ee51ff84868b1da3379b312fabGeorge Sapountzis#define ARRAY_SIZE(a) (sizeof (a) / sizeof ((a)[0])) 826c95e66120be049ee51ff84868b1da3379b312fabGeorge Sapountzis 827c95e66120be049ee51ff84868b1da3379b312fabGeorge Sapountzisstatic int 828c95e66120be049ee51ff84868b1da3379b312fabGeorge SapountzisdriGetConfigAttribIndex(const __DRIconfig *config, 829c95e66120be049ee51ff84868b1da3379b312fabGeorge Sapountzis unsigned int index, unsigned int *value) 830c95e66120be049ee51ff84868b1da3379b312fabGeorge Sapountzis{ 831c95e66120be049ee51ff84868b1da3379b312fabGeorge Sapountzis switch (attribMap[index].attrib) { 832c95e66120be049ee51ff84868b1da3379b312fabGeorge Sapountzis case __DRI_ATTRIB_RENDER_TYPE: 833c95e66120be049ee51ff84868b1da3379b312fabGeorge Sapountzis if (config->modes.rgbMode) 834c95e66120be049ee51ff84868b1da3379b312fabGeorge Sapountzis *value = __DRI_ATTRIB_RGBA_BIT; 835c95e66120be049ee51ff84868b1da3379b312fabGeorge Sapountzis else 836c95e66120be049ee51ff84868b1da3379b312fabGeorge Sapountzis *value = __DRI_ATTRIB_COLOR_INDEX_BIT; 837c95e66120be049ee51ff84868b1da3379b312fabGeorge Sapountzis break; 838c95e66120be049ee51ff84868b1da3379b312fabGeorge Sapountzis case __DRI_ATTRIB_CONFIG_CAVEAT: 839c95e66120be049ee51ff84868b1da3379b312fabGeorge Sapountzis if (config->modes.visualRating == GLX_NON_CONFORMANT_CONFIG) 840c95e66120be049ee51ff84868b1da3379b312fabGeorge Sapountzis *value = __DRI_ATTRIB_NON_CONFORMANT_CONFIG; 841c95e66120be049ee51ff84868b1da3379b312fabGeorge Sapountzis else if (config->modes.visualRating == GLX_SLOW_CONFIG) 842c95e66120be049ee51ff84868b1da3379b312fabGeorge Sapountzis *value = __DRI_ATTRIB_SLOW_BIT; 843c95e66120be049ee51ff84868b1da3379b312fabGeorge Sapountzis else 844c95e66120be049ee51ff84868b1da3379b312fabGeorge Sapountzis *value = 0; 845c95e66120be049ee51ff84868b1da3379b312fabGeorge Sapountzis break; 846c95e66120be049ee51ff84868b1da3379b312fabGeorge Sapountzis case __DRI_ATTRIB_SWAP_METHOD: 847c95e66120be049ee51ff84868b1da3379b312fabGeorge Sapountzis break; 848c95e66120be049ee51ff84868b1da3379b312fabGeorge Sapountzis 8491724334d7c82abe55b6506dfe369df4facae6f06Dave Miller case __DRI_ATTRIB_FLOAT_MODE: 8501724334d7c82abe55b6506dfe369df4facae6f06Dave Miller *value = config->modes.floatMode; 8511724334d7c82abe55b6506dfe369df4facae6f06Dave Miller break; 8521724334d7c82abe55b6506dfe369df4facae6f06Dave Miller 853c95e66120be049ee51ff84868b1da3379b312fabGeorge Sapountzis default: 854c95e66120be049ee51ff84868b1da3379b312fabGeorge Sapountzis *value = *(unsigned int *) 855c95e66120be049ee51ff84868b1da3379b312fabGeorge Sapountzis ((char *) &config->modes + attribMap[index].offset); 856c95e66120be049ee51ff84868b1da3379b312fabGeorge Sapountzis 857c95e66120be049ee51ff84868b1da3379b312fabGeorge Sapountzis break; 858c95e66120be049ee51ff84868b1da3379b312fabGeorge Sapountzis } 859c95e66120be049ee51ff84868b1da3379b312fabGeorge Sapountzis 860c95e66120be049ee51ff84868b1da3379b312fabGeorge Sapountzis return GL_TRUE; 861c95e66120be049ee51ff84868b1da3379b312fabGeorge Sapountzis} 862c95e66120be049ee51ff84868b1da3379b312fabGeorge Sapountzis 863c95e66120be049ee51ff84868b1da3379b312fabGeorge Sapountzisint 864c95e66120be049ee51ff84868b1da3379b312fabGeorge SapountzisdriGetConfigAttrib(const __DRIconfig *config, 865c95e66120be049ee51ff84868b1da3379b312fabGeorge Sapountzis unsigned int attrib, unsigned int *value) 866c95e66120be049ee51ff84868b1da3379b312fabGeorge Sapountzis{ 867c95e66120be049ee51ff84868b1da3379b312fabGeorge Sapountzis int i; 868c95e66120be049ee51ff84868b1da3379b312fabGeorge Sapountzis 869c95e66120be049ee51ff84868b1da3379b312fabGeorge Sapountzis for (i = 0; i < ARRAY_SIZE(attribMap); i++) 870c95e66120be049ee51ff84868b1da3379b312fabGeorge Sapountzis if (attribMap[i].attrib == attrib) 871c95e66120be049ee51ff84868b1da3379b312fabGeorge Sapountzis return driGetConfigAttribIndex(config, i, value); 872c95e66120be049ee51ff84868b1da3379b312fabGeorge Sapountzis 873c95e66120be049ee51ff84868b1da3379b312fabGeorge Sapountzis return GL_FALSE; 874c95e66120be049ee51ff84868b1da3379b312fabGeorge Sapountzis} 875c95e66120be049ee51ff84868b1da3379b312fabGeorge Sapountzis 876c95e66120be049ee51ff84868b1da3379b312fabGeorge Sapountzisint 877c95e66120be049ee51ff84868b1da3379b312fabGeorge SapountzisdriIndexConfigAttrib(const __DRIconfig *config, int index, 878c95e66120be049ee51ff84868b1da3379b312fabGeorge Sapountzis unsigned int *attrib, unsigned int *value) 879c95e66120be049ee51ff84868b1da3379b312fabGeorge Sapountzis{ 880c95e66120be049ee51ff84868b1da3379b312fabGeorge Sapountzis if (index >= 0 && index < ARRAY_SIZE(attribMap)) { 881c95e66120be049ee51ff84868b1da3379b312fabGeorge Sapountzis *attrib = attribMap[index].attrib; 882c95e66120be049ee51ff84868b1da3379b312fabGeorge Sapountzis return driGetConfigAttribIndex(config, index, value); 883c95e66120be049ee51ff84868b1da3379b312fabGeorge Sapountzis } 884c95e66120be049ee51ff84868b1da3379b312fabGeorge Sapountzis 885c95e66120be049ee51ff84868b1da3379b312fabGeorge Sapountzis return GL_FALSE; 886c95e66120be049ee51ff84868b1da3379b312fabGeorge Sapountzis} 887