getstring.c revision 169a723d2ba90f91e3c16f7e186d0ed238da9a65
1169a723d2ba90f91e3c16f7e186d0ed238da9a65Brian Paul/* 2169a723d2ba90f91e3c16f7e186d0ed238da9a65Brian Paul * Mesa 3-D graphics library 3169a723d2ba90f91e3c16f7e186d0ed238da9a65Brian Paul * Version: 6.3 4169a723d2ba90f91e3c16f7e186d0ed238da9a65Brian Paul * 5169a723d2ba90f91e3c16f7e186d0ed238da9a65Brian Paul * Copyright (C) 1999-2005 Brian Paul All Rights Reserved. 6169a723d2ba90f91e3c16f7e186d0ed238da9a65Brian Paul * 7169a723d2ba90f91e3c16f7e186d0ed238da9a65Brian Paul * Permission is hereby granted, free of charge, to any person obtaining a 8169a723d2ba90f91e3c16f7e186d0ed238da9a65Brian Paul * copy of this software and associated documentation files (the "Software"), 9169a723d2ba90f91e3c16f7e186d0ed238da9a65Brian Paul * to deal in the Software without restriction, including without limitation 10169a723d2ba90f91e3c16f7e186d0ed238da9a65Brian Paul * the rights to use, copy, modify, merge, publish, distribute, sublicense, 11169a723d2ba90f91e3c16f7e186d0ed238da9a65Brian Paul * and/or sell copies of the Software, and to permit persons to whom the 12169a723d2ba90f91e3c16f7e186d0ed238da9a65Brian Paul * Software is furnished to do so, subject to the following conditions: 13169a723d2ba90f91e3c16f7e186d0ed238da9a65Brian Paul * 14169a723d2ba90f91e3c16f7e186d0ed238da9a65Brian Paul * The above copyright notice and this permission notice shall be included 15169a723d2ba90f91e3c16f7e186d0ed238da9a65Brian Paul * in all copies or substantial portions of the Software. 16169a723d2ba90f91e3c16f7e186d0ed238da9a65Brian Paul * 17169a723d2ba90f91e3c16f7e186d0ed238da9a65Brian Paul * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS 18169a723d2ba90f91e3c16f7e186d0ed238da9a65Brian Paul * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, 19169a723d2ba90f91e3c16f7e186d0ed238da9a65Brian Paul * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL 20169a723d2ba90f91e3c16f7e186d0ed238da9a65Brian Paul * BRIAN PAUL BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN 21169a723d2ba90f91e3c16f7e186d0ed238da9a65Brian Paul * AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN 22169a723d2ba90f91e3c16f7e186d0ed238da9a65Brian Paul * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. 23169a723d2ba90f91e3c16f7e186d0ed238da9a65Brian Paul */ 24169a723d2ba90f91e3c16f7e186d0ed238da9a65Brian Paul 25169a723d2ba90f91e3c16f7e186d0ed238da9a65Brian Paul 26169a723d2ba90f91e3c16f7e186d0ed238da9a65Brian Paul 27169a723d2ba90f91e3c16f7e186d0ed238da9a65Brian Paul#include "glheader.h" 28169a723d2ba90f91e3c16f7e186d0ed238da9a65Brian Paul#include "colormac.h" 29169a723d2ba90f91e3c16f7e186d0ed238da9a65Brian Paul#include "context.h" 30169a723d2ba90f91e3c16f7e186d0ed238da9a65Brian Paul#include "get.h" 31169a723d2ba90f91e3c16f7e186d0ed238da9a65Brian Paul#include "version.h" 32169a723d2ba90f91e3c16f7e186d0ed238da9a65Brian Paul#include "enums.h" 33169a723d2ba90f91e3c16f7e186d0ed238da9a65Brian Paul#include "extensions.h" 34169a723d2ba90f91e3c16f7e186d0ed238da9a65Brian Paul 35169a723d2ba90f91e3c16f7e186d0ed238da9a65Brian Paul 36169a723d2ba90f91e3c16f7e186d0ed238da9a65Brian Paul/** 37169a723d2ba90f91e3c16f7e186d0ed238da9a65Brian Paul * Query string-valued state. The return value should _not_ be freed by 38169a723d2ba90f91e3c16f7e186d0ed238da9a65Brian Paul * the caller. 39169a723d2ba90f91e3c16f7e186d0ed238da9a65Brian Paul * 40169a723d2ba90f91e3c16f7e186d0ed238da9a65Brian Paul * \param name the state variable to query. 41169a723d2ba90f91e3c16f7e186d0ed238da9a65Brian Paul * 42169a723d2ba90f91e3c16f7e186d0ed238da9a65Brian Paul * \sa glGetString(). 43169a723d2ba90f91e3c16f7e186d0ed238da9a65Brian Paul * 44169a723d2ba90f91e3c16f7e186d0ed238da9a65Brian Paul * Tries to get the string from dd_function_table::GetString, otherwise returns 45169a723d2ba90f91e3c16f7e186d0ed238da9a65Brian Paul * the hardcoded strings. 46169a723d2ba90f91e3c16f7e186d0ed238da9a65Brian Paul */ 47169a723d2ba90f91e3c16f7e186d0ed238da9a65Brian Paulconst GLubyte * GLAPIENTRY 48169a723d2ba90f91e3c16f7e186d0ed238da9a65Brian Paul_mesa_GetString( GLenum name ) 49169a723d2ba90f91e3c16f7e186d0ed238da9a65Brian Paul{ 50169a723d2ba90f91e3c16f7e186d0ed238da9a65Brian Paul GET_CURRENT_CONTEXT(ctx); 51169a723d2ba90f91e3c16f7e186d0ed238da9a65Brian Paul static const char *vendor = "Brian Paul"; 52169a723d2ba90f91e3c16f7e186d0ed238da9a65Brian Paul static const char *renderer = "Mesa"; 53169a723d2ba90f91e3c16f7e186d0ed238da9a65Brian Paul static const char *version_1_2 = "1.2 Mesa " MESA_VERSION_STRING; 54169a723d2ba90f91e3c16f7e186d0ed238da9a65Brian Paul static const char *version_1_3 = "1.3 Mesa " MESA_VERSION_STRING; 55169a723d2ba90f91e3c16f7e186d0ed238da9a65Brian Paul static const char *version_1_4 = "1.4 Mesa " MESA_VERSION_STRING; 56169a723d2ba90f91e3c16f7e186d0ed238da9a65Brian Paul static const char *version_1_5 = "1.5 Mesa " MESA_VERSION_STRING; 57169a723d2ba90f91e3c16f7e186d0ed238da9a65Brian Paul static const char *version_2_0 = "1.5 Mesa " MESA_VERSION_STRING;/*XXX FIX*/ 58169a723d2ba90f91e3c16f7e186d0ed238da9a65Brian Paul 59169a723d2ba90f91e3c16f7e186d0ed238da9a65Brian Paul ASSERT_OUTSIDE_BEGIN_END_WITH_RETVAL(ctx, 0); 60169a723d2ba90f91e3c16f7e186d0ed238da9a65Brian Paul 61169a723d2ba90f91e3c16f7e186d0ed238da9a65Brian Paul /* this is a required driver function */ 62169a723d2ba90f91e3c16f7e186d0ed238da9a65Brian Paul assert(ctx->Driver.GetString); 63169a723d2ba90f91e3c16f7e186d0ed238da9a65Brian Paul { 64169a723d2ba90f91e3c16f7e186d0ed238da9a65Brian Paul /* Give the driver the chance to handle this query */ 65169a723d2ba90f91e3c16f7e186d0ed238da9a65Brian Paul const GLubyte *str = (*ctx->Driver.GetString)(ctx, name); 66169a723d2ba90f91e3c16f7e186d0ed238da9a65Brian Paul if (str) 67169a723d2ba90f91e3c16f7e186d0ed238da9a65Brian Paul return str; 68169a723d2ba90f91e3c16f7e186d0ed238da9a65Brian Paul } 69169a723d2ba90f91e3c16f7e186d0ed238da9a65Brian Paul 70169a723d2ba90f91e3c16f7e186d0ed238da9a65Brian Paul switch (name) { 71169a723d2ba90f91e3c16f7e186d0ed238da9a65Brian Paul case GL_VENDOR: 72169a723d2ba90f91e3c16f7e186d0ed238da9a65Brian Paul return (const GLubyte *) vendor; 73169a723d2ba90f91e3c16f7e186d0ed238da9a65Brian Paul case GL_RENDERER: 74169a723d2ba90f91e3c16f7e186d0ed238da9a65Brian Paul return (const GLubyte *) renderer; 75169a723d2ba90f91e3c16f7e186d0ed238da9a65Brian Paul case GL_VERSION: 76169a723d2ba90f91e3c16f7e186d0ed238da9a65Brian Paul if (ctx->Extensions.ARB_multisample && 77169a723d2ba90f91e3c16f7e186d0ed238da9a65Brian Paul ctx->Extensions.ARB_multitexture && 78169a723d2ba90f91e3c16f7e186d0ed238da9a65Brian Paul ctx->Extensions.ARB_texture_border_clamp && 79169a723d2ba90f91e3c16f7e186d0ed238da9a65Brian Paul ctx->Extensions.ARB_texture_compression && 80169a723d2ba90f91e3c16f7e186d0ed238da9a65Brian Paul ctx->Extensions.ARB_texture_cube_map && 81169a723d2ba90f91e3c16f7e186d0ed238da9a65Brian Paul ctx->Extensions.EXT_texture_env_add && 82169a723d2ba90f91e3c16f7e186d0ed238da9a65Brian Paul ctx->Extensions.ARB_texture_env_combine && 83169a723d2ba90f91e3c16f7e186d0ed238da9a65Brian Paul ctx->Extensions.ARB_texture_env_dot3) { 84169a723d2ba90f91e3c16f7e186d0ed238da9a65Brian Paul if (ctx->Extensions.ARB_depth_texture && 85169a723d2ba90f91e3c16f7e186d0ed238da9a65Brian Paul ctx->Extensions.ARB_shadow && 86169a723d2ba90f91e3c16f7e186d0ed238da9a65Brian Paul ctx->Extensions.ARB_texture_env_crossbar && 87169a723d2ba90f91e3c16f7e186d0ed238da9a65Brian Paul ctx->Extensions.ARB_texture_mirrored_repeat && 88169a723d2ba90f91e3c16f7e186d0ed238da9a65Brian Paul ctx->Extensions.ARB_window_pos && 89169a723d2ba90f91e3c16f7e186d0ed238da9a65Brian Paul ctx->Extensions.EXT_blend_color && 90169a723d2ba90f91e3c16f7e186d0ed238da9a65Brian Paul ctx->Extensions.EXT_blend_func_separate && 91169a723d2ba90f91e3c16f7e186d0ed238da9a65Brian Paul ctx->Extensions.EXT_blend_logic_op && 92169a723d2ba90f91e3c16f7e186d0ed238da9a65Brian Paul ctx->Extensions.EXT_blend_minmax && 93169a723d2ba90f91e3c16f7e186d0ed238da9a65Brian Paul ctx->Extensions.EXT_blend_subtract && 94169a723d2ba90f91e3c16f7e186d0ed238da9a65Brian Paul ctx->Extensions.EXT_fog_coord && 95169a723d2ba90f91e3c16f7e186d0ed238da9a65Brian Paul ctx->Extensions.EXT_multi_draw_arrays && 96169a723d2ba90f91e3c16f7e186d0ed238da9a65Brian Paul ctx->Extensions.EXT_point_parameters && /*aka ARB*/ 97169a723d2ba90f91e3c16f7e186d0ed238da9a65Brian Paul ctx->Extensions.EXT_secondary_color && 98169a723d2ba90f91e3c16f7e186d0ed238da9a65Brian Paul ctx->Extensions.EXT_stencil_wrap && 99169a723d2ba90f91e3c16f7e186d0ed238da9a65Brian Paul ctx->Extensions.EXT_texture_lod_bias && 100169a723d2ba90f91e3c16f7e186d0ed238da9a65Brian Paul ctx->Extensions.SGIS_generate_mipmap) { 101169a723d2ba90f91e3c16f7e186d0ed238da9a65Brian Paul if (ctx->Extensions.ARB_occlusion_query && 102169a723d2ba90f91e3c16f7e186d0ed238da9a65Brian Paul ctx->Extensions.ARB_vertex_buffer_object && 103169a723d2ba90f91e3c16f7e186d0ed238da9a65Brian Paul ctx->Extensions.EXT_shadow_funcs) { 104169a723d2ba90f91e3c16f7e186d0ed238da9a65Brian Paul if (ctx->Extensions.ARB_draw_buffers && 105169a723d2ba90f91e3c16f7e186d0ed238da9a65Brian Paul ctx->Extensions.ARB_point_sprite && 106169a723d2ba90f91e3c16f7e186d0ed238da9a65Brian Paul ctx->Extensions.ARB_texture_non_power_of_two && 107169a723d2ba90f91e3c16f7e186d0ed238da9a65Brian Paul ctx->Extensions.EXT_stencil_two_side) { 108169a723d2ba90f91e3c16f7e186d0ed238da9a65Brian Paul return (const GLubyte *) version_2_0; 109169a723d2ba90f91e3c16f7e186d0ed238da9a65Brian Paul } 110169a723d2ba90f91e3c16f7e186d0ed238da9a65Brian Paul else { 111169a723d2ba90f91e3c16f7e186d0ed238da9a65Brian Paul return (const GLubyte *) version_1_5; 112169a723d2ba90f91e3c16f7e186d0ed238da9a65Brian Paul } 113169a723d2ba90f91e3c16f7e186d0ed238da9a65Brian Paul } 114169a723d2ba90f91e3c16f7e186d0ed238da9a65Brian Paul else { 115169a723d2ba90f91e3c16f7e186d0ed238da9a65Brian Paul return (const GLubyte *) version_1_4; 116169a723d2ba90f91e3c16f7e186d0ed238da9a65Brian Paul } 117169a723d2ba90f91e3c16f7e186d0ed238da9a65Brian Paul } 118169a723d2ba90f91e3c16f7e186d0ed238da9a65Brian Paul else { 119169a723d2ba90f91e3c16f7e186d0ed238da9a65Brian Paul return (const GLubyte *) version_1_3; 120169a723d2ba90f91e3c16f7e186d0ed238da9a65Brian Paul } 121169a723d2ba90f91e3c16f7e186d0ed238da9a65Brian Paul } 122169a723d2ba90f91e3c16f7e186d0ed238da9a65Brian Paul else { 123169a723d2ba90f91e3c16f7e186d0ed238da9a65Brian Paul return (const GLubyte *) version_1_2; 124169a723d2ba90f91e3c16f7e186d0ed238da9a65Brian Paul } 125169a723d2ba90f91e3c16f7e186d0ed238da9a65Brian Paul case GL_EXTENSIONS: 126169a723d2ba90f91e3c16f7e186d0ed238da9a65Brian Paul if (!ctx->Extensions.String) 127169a723d2ba90f91e3c16f7e186d0ed238da9a65Brian Paul ctx->Extensions.String = _mesa_make_extension_string(ctx); 128169a723d2ba90f91e3c16f7e186d0ed238da9a65Brian Paul return (const GLubyte *) ctx->Extensions.String; 129169a723d2ba90f91e3c16f7e186d0ed238da9a65Brian Paul#if FEATURE_NV_fragment_program || FEATURE_ARB_fragment_program || \ 130169a723d2ba90f91e3c16f7e186d0ed238da9a65Brian Paul FEATURE_NV_vertex_program || FEATURE_ARB_vertex_program 131169a723d2ba90f91e3c16f7e186d0ed238da9a65Brian Paul case GL_PROGRAM_ERROR_STRING_NV: 132169a723d2ba90f91e3c16f7e186d0ed238da9a65Brian Paul if (ctx->Extensions.NV_fragment_program || 133169a723d2ba90f91e3c16f7e186d0ed238da9a65Brian Paul ctx->Extensions.ARB_fragment_program || 134169a723d2ba90f91e3c16f7e186d0ed238da9a65Brian Paul ctx->Extensions.NV_vertex_program || 135169a723d2ba90f91e3c16f7e186d0ed238da9a65Brian Paul ctx->Extensions.ARB_vertex_program) { 136169a723d2ba90f91e3c16f7e186d0ed238da9a65Brian Paul return (const GLubyte *) ctx->Program.ErrorString; 137169a723d2ba90f91e3c16f7e186d0ed238da9a65Brian Paul } 138169a723d2ba90f91e3c16f7e186d0ed238da9a65Brian Paul /* FALL-THROUGH */ 139169a723d2ba90f91e3c16f7e186d0ed238da9a65Brian Paul#endif 140169a723d2ba90f91e3c16f7e186d0ed238da9a65Brian Paul default: 141169a723d2ba90f91e3c16f7e186d0ed238da9a65Brian Paul _mesa_error( ctx, GL_INVALID_ENUM, "glGetString" ); 142169a723d2ba90f91e3c16f7e186d0ed238da9a65Brian Paul return (const GLubyte *) 0; 143169a723d2ba90f91e3c16f7e186d0ed238da9a65Brian Paul } 144169a723d2ba90f91e3c16f7e186d0ed238da9a65Brian Paul} 145169a723d2ba90f91e3c16f7e186d0ed238da9a65Brian Paul 146169a723d2ba90f91e3c16f7e186d0ed238da9a65Brian Paul 147169a723d2ba90f91e3c16f7e186d0ed238da9a65Brian Paul/** 148169a723d2ba90f91e3c16f7e186d0ed238da9a65Brian Paul * Return pointer-valued state, such as a vertex array pointer. 149169a723d2ba90f91e3c16f7e186d0ed238da9a65Brian Paul * 150169a723d2ba90f91e3c16f7e186d0ed238da9a65Brian Paul * \param pname names state to be queried 151169a723d2ba90f91e3c16f7e186d0ed238da9a65Brian Paul * \param params returns the pointer value 152169a723d2ba90f91e3c16f7e186d0ed238da9a65Brian Paul * 153169a723d2ba90f91e3c16f7e186d0ed238da9a65Brian Paul * \sa glGetPointerv(). 154169a723d2ba90f91e3c16f7e186d0ed238da9a65Brian Paul * 155169a723d2ba90f91e3c16f7e186d0ed238da9a65Brian Paul * Tries to get the specified pointer via dd_function_table::GetPointerv, 156169a723d2ba90f91e3c16f7e186d0ed238da9a65Brian Paul * otherwise gets the specified pointer from the current context. 157169a723d2ba90f91e3c16f7e186d0ed238da9a65Brian Paul */ 158169a723d2ba90f91e3c16f7e186d0ed238da9a65Brian Paulvoid GLAPIENTRY 159169a723d2ba90f91e3c16f7e186d0ed238da9a65Brian Paul_mesa_GetPointerv( GLenum pname, GLvoid **params ) 160169a723d2ba90f91e3c16f7e186d0ed238da9a65Brian Paul{ 161169a723d2ba90f91e3c16f7e186d0ed238da9a65Brian Paul GET_CURRENT_CONTEXT(ctx); 162169a723d2ba90f91e3c16f7e186d0ed238da9a65Brian Paul const GLuint clientUnit = ctx->Array.ActiveTexture; 163169a723d2ba90f91e3c16f7e186d0ed238da9a65Brian Paul ASSERT_OUTSIDE_BEGIN_END(ctx); 164169a723d2ba90f91e3c16f7e186d0ed238da9a65Brian Paul 165169a723d2ba90f91e3c16f7e186d0ed238da9a65Brian Paul if (!params) 166169a723d2ba90f91e3c16f7e186d0ed238da9a65Brian Paul return; 167169a723d2ba90f91e3c16f7e186d0ed238da9a65Brian Paul 168169a723d2ba90f91e3c16f7e186d0ed238da9a65Brian Paul if (MESA_VERBOSE & VERBOSE_API) 169169a723d2ba90f91e3c16f7e186d0ed238da9a65Brian Paul _mesa_debug(ctx, "glGetPointerv %s\n", _mesa_lookup_enum_by_nr(pname)); 170169a723d2ba90f91e3c16f7e186d0ed238da9a65Brian Paul 171169a723d2ba90f91e3c16f7e186d0ed238da9a65Brian Paul if (ctx->Driver.GetPointerv 172169a723d2ba90f91e3c16f7e186d0ed238da9a65Brian Paul && (*ctx->Driver.GetPointerv)(ctx, pname, params)) 173169a723d2ba90f91e3c16f7e186d0ed238da9a65Brian Paul return; 174169a723d2ba90f91e3c16f7e186d0ed238da9a65Brian Paul 175169a723d2ba90f91e3c16f7e186d0ed238da9a65Brian Paul switch (pname) { 176169a723d2ba90f91e3c16f7e186d0ed238da9a65Brian Paul case GL_VERTEX_ARRAY_POINTER: 177169a723d2ba90f91e3c16f7e186d0ed238da9a65Brian Paul *params = (GLvoid *) ctx->Array.Vertex.Ptr; 178169a723d2ba90f91e3c16f7e186d0ed238da9a65Brian Paul break; 179169a723d2ba90f91e3c16f7e186d0ed238da9a65Brian Paul case GL_NORMAL_ARRAY_POINTER: 180169a723d2ba90f91e3c16f7e186d0ed238da9a65Brian Paul *params = (GLvoid *) ctx->Array.Normal.Ptr; 181169a723d2ba90f91e3c16f7e186d0ed238da9a65Brian Paul break; 182169a723d2ba90f91e3c16f7e186d0ed238da9a65Brian Paul case GL_COLOR_ARRAY_POINTER: 183169a723d2ba90f91e3c16f7e186d0ed238da9a65Brian Paul *params = (GLvoid *) ctx->Array.Color.Ptr; 184169a723d2ba90f91e3c16f7e186d0ed238da9a65Brian Paul break; 185169a723d2ba90f91e3c16f7e186d0ed238da9a65Brian Paul case GL_SECONDARY_COLOR_ARRAY_POINTER_EXT: 186169a723d2ba90f91e3c16f7e186d0ed238da9a65Brian Paul *params = (GLvoid *) ctx->Array.SecondaryColor.Ptr; 187169a723d2ba90f91e3c16f7e186d0ed238da9a65Brian Paul break; 188169a723d2ba90f91e3c16f7e186d0ed238da9a65Brian Paul case GL_FOG_COORDINATE_ARRAY_POINTER_EXT: 189169a723d2ba90f91e3c16f7e186d0ed238da9a65Brian Paul *params = (GLvoid *) ctx->Array.FogCoord.Ptr; 190169a723d2ba90f91e3c16f7e186d0ed238da9a65Brian Paul break; 191169a723d2ba90f91e3c16f7e186d0ed238da9a65Brian Paul case GL_INDEX_ARRAY_POINTER: 192169a723d2ba90f91e3c16f7e186d0ed238da9a65Brian Paul *params = (GLvoid *) ctx->Array.Index.Ptr; 193169a723d2ba90f91e3c16f7e186d0ed238da9a65Brian Paul break; 194169a723d2ba90f91e3c16f7e186d0ed238da9a65Brian Paul case GL_TEXTURE_COORD_ARRAY_POINTER: 195169a723d2ba90f91e3c16f7e186d0ed238da9a65Brian Paul *params = (GLvoid *) ctx->Array.TexCoord[clientUnit].Ptr; 196169a723d2ba90f91e3c16f7e186d0ed238da9a65Brian Paul break; 197169a723d2ba90f91e3c16f7e186d0ed238da9a65Brian Paul case GL_EDGE_FLAG_ARRAY_POINTER: 198169a723d2ba90f91e3c16f7e186d0ed238da9a65Brian Paul *params = (GLvoid *) ctx->Array.EdgeFlag.Ptr; 199169a723d2ba90f91e3c16f7e186d0ed238da9a65Brian Paul break; 200169a723d2ba90f91e3c16f7e186d0ed238da9a65Brian Paul case GL_FEEDBACK_BUFFER_POINTER: 201169a723d2ba90f91e3c16f7e186d0ed238da9a65Brian Paul *params = ctx->Feedback.Buffer; 202169a723d2ba90f91e3c16f7e186d0ed238da9a65Brian Paul break; 203169a723d2ba90f91e3c16f7e186d0ed238da9a65Brian Paul case GL_SELECTION_BUFFER_POINTER: 204169a723d2ba90f91e3c16f7e186d0ed238da9a65Brian Paul *params = ctx->Select.Buffer; 205169a723d2ba90f91e3c16f7e186d0ed238da9a65Brian Paul break; 206169a723d2ba90f91e3c16f7e186d0ed238da9a65Brian Paul#if FEATURE_MESA_program_debug 207169a723d2ba90f91e3c16f7e186d0ed238da9a65Brian Paul case GL_FRAGMENT_PROGRAM_CALLBACK_FUNC_MESA: 208169a723d2ba90f91e3c16f7e186d0ed238da9a65Brian Paul if (!ctx->Extensions.MESA_program_debug) { 209169a723d2ba90f91e3c16f7e186d0ed238da9a65Brian Paul _mesa_error(ctx, GL_INVALID_ENUM, "glGetPointerv"); 210169a723d2ba90f91e3c16f7e186d0ed238da9a65Brian Paul return; 211169a723d2ba90f91e3c16f7e186d0ed238da9a65Brian Paul } 212169a723d2ba90f91e3c16f7e186d0ed238da9a65Brian Paul *params = *(GLvoid **) &ctx->FragmentProgram.Callback; 213169a723d2ba90f91e3c16f7e186d0ed238da9a65Brian Paul break; 214169a723d2ba90f91e3c16f7e186d0ed238da9a65Brian Paul case GL_FRAGMENT_PROGRAM_CALLBACK_DATA_MESA: 215169a723d2ba90f91e3c16f7e186d0ed238da9a65Brian Paul if (!ctx->Extensions.MESA_program_debug) { 216169a723d2ba90f91e3c16f7e186d0ed238da9a65Brian Paul _mesa_error(ctx, GL_INVALID_ENUM, "glGetPointerv"); 217169a723d2ba90f91e3c16f7e186d0ed238da9a65Brian Paul return; 218169a723d2ba90f91e3c16f7e186d0ed238da9a65Brian Paul } 219169a723d2ba90f91e3c16f7e186d0ed238da9a65Brian Paul *params = ctx->FragmentProgram.CallbackData; 220169a723d2ba90f91e3c16f7e186d0ed238da9a65Brian Paul break; 221169a723d2ba90f91e3c16f7e186d0ed238da9a65Brian Paul case GL_VERTEX_PROGRAM_CALLBACK_FUNC_MESA: 222169a723d2ba90f91e3c16f7e186d0ed238da9a65Brian Paul if (!ctx->Extensions.MESA_program_debug) { 223169a723d2ba90f91e3c16f7e186d0ed238da9a65Brian Paul _mesa_error(ctx, GL_INVALID_ENUM, "glGetPointerv"); 224169a723d2ba90f91e3c16f7e186d0ed238da9a65Brian Paul return; 225169a723d2ba90f91e3c16f7e186d0ed238da9a65Brian Paul } 226169a723d2ba90f91e3c16f7e186d0ed238da9a65Brian Paul *params = *(GLvoid **) &ctx->VertexProgram.Callback; 227169a723d2ba90f91e3c16f7e186d0ed238da9a65Brian Paul break; 228169a723d2ba90f91e3c16f7e186d0ed238da9a65Brian Paul case GL_VERTEX_PROGRAM_CALLBACK_DATA_MESA: 229169a723d2ba90f91e3c16f7e186d0ed238da9a65Brian Paul if (!ctx->Extensions.MESA_program_debug) { 230169a723d2ba90f91e3c16f7e186d0ed238da9a65Brian Paul _mesa_error(ctx, GL_INVALID_ENUM, "glGetPointerv"); 231169a723d2ba90f91e3c16f7e186d0ed238da9a65Brian Paul return; 232169a723d2ba90f91e3c16f7e186d0ed238da9a65Brian Paul } 233169a723d2ba90f91e3c16f7e186d0ed238da9a65Brian Paul *params = ctx->VertexProgram.CallbackData; 234169a723d2ba90f91e3c16f7e186d0ed238da9a65Brian Paul break; 235169a723d2ba90f91e3c16f7e186d0ed238da9a65Brian Paul#endif 236169a723d2ba90f91e3c16f7e186d0ed238da9a65Brian Paul default: 237169a723d2ba90f91e3c16f7e186d0ed238da9a65Brian Paul _mesa_error( ctx, GL_INVALID_ENUM, "glGetPointerv" ); 238169a723d2ba90f91e3c16f7e186d0ed238da9a65Brian Paul return; 239169a723d2ba90f91e3c16f7e186d0ed238da9a65Brian Paul } 240169a723d2ba90f91e3c16f7e186d0ed238da9a65Brian Paul} 241169a723d2ba90f91e3c16f7e186d0ed238da9a65Brian Paul 242169a723d2ba90f91e3c16f7e186d0ed238da9a65Brian Paul 243169a723d2ba90f91e3c16f7e186d0ed238da9a65Brian Paul/** 244169a723d2ba90f91e3c16f7e186d0ed238da9a65Brian Paul * Returns the current GL error code, or GL_NO_ERROR. 245169a723d2ba90f91e3c16f7e186d0ed238da9a65Brian Paul * \return current error code 246169a723d2ba90f91e3c16f7e186d0ed238da9a65Brian Paul * 247169a723d2ba90f91e3c16f7e186d0ed238da9a65Brian Paul * Returns __GLcontextRec::ErrorValue. 248169a723d2ba90f91e3c16f7e186d0ed238da9a65Brian Paul */ 249169a723d2ba90f91e3c16f7e186d0ed238da9a65Brian PaulGLenum GLAPIENTRY 250169a723d2ba90f91e3c16f7e186d0ed238da9a65Brian Paul_mesa_GetError( void ) 251169a723d2ba90f91e3c16f7e186d0ed238da9a65Brian Paul{ 252169a723d2ba90f91e3c16f7e186d0ed238da9a65Brian Paul GET_CURRENT_CONTEXT(ctx); 253169a723d2ba90f91e3c16f7e186d0ed238da9a65Brian Paul GLenum e = ctx->ErrorValue; 254169a723d2ba90f91e3c16f7e186d0ed238da9a65Brian Paul ASSERT_OUTSIDE_BEGIN_END_WITH_RETVAL(ctx, 0); 255169a723d2ba90f91e3c16f7e186d0ed238da9a65Brian Paul 256169a723d2ba90f91e3c16f7e186d0ed238da9a65Brian Paul if (MESA_VERBOSE & VERBOSE_API) 257169a723d2ba90f91e3c16f7e186d0ed238da9a65Brian Paul _mesa_debug(ctx, "glGetError <-- %s\n", _mesa_lookup_enum_by_nr(e)); 258169a723d2ba90f91e3c16f7e186d0ed238da9a65Brian Paul 259169a723d2ba90f91e3c16f7e186d0ed238da9a65Brian Paul ctx->ErrorValue = (GLenum) GL_NO_ERROR; 260169a723d2ba90f91e3c16f7e186d0ed238da9a65Brian Paul return e; 261169a723d2ba90f91e3c16f7e186d0ed238da9a65Brian Paul} 262