/* * Copyright (C) 1999-2014 Brian Paul All Rights Reserved. * * Permission is hereby granted, free of charge, to any person obtaining a * copy of this software and associated documentation files (the "Software"), * to deal in the Software without restriction, including without limitation * the rights to use, copy, modify, merge, publish, distribute, sublicense, * and/or sell copies of the Software, and to permit persons to whom the * Software is furnished to do so, subject to the following conditions: * * The above copyright notice and this permission notice shall be included * in all copies or substantial portions of the Software. * * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL * BRIAN PAUL BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN * AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */ #include #include #include #include #include #include "glinfo_common.h" #ifdef _WIN32 #define snprintf _snprintf #endif #ifndef GL_CONTEXT_FLAG_FORWARD_COMPATIBLE_BIT #define GL_CONTEXT_FLAG_FORWARD_COMPATIBLE_BIT 0x00000001 #endif #ifndef GL_CONTEXT_FLAG_DEBUG_BIT #define GL_CONTEXT_FLAG_DEBUG_BIT 0x00000002 #endif #ifndef GL_CONTEXT_FLAG_ROBUST_ACCESS_BIT_ARB #define GL_CONTEXT_FLAG_ROBUST_ACCESS_BIT_ARB 0x00000004 #endif #ifndef GL_CONTEXT_FLAG_NO_ERROR_BIT_KHR #define GL_CONTEXT_FLAG_NO_ERROR_BIT_KHR 0x00000008 #endif /** * Return the GL enum name for a numeric value. * We really only care about the compressed texture formats for now. */ static const char * enum_name(GLenum val) { static const struct { const char *name; GLenum val; } enums [] = { { "GL_COMPRESSED_ALPHA", 0x84E9 }, { "GL_COMPRESSED_LUMINANCE", 0x84EA }, { "GL_COMPRESSED_LUMINANCE_ALPHA", 0x84EB }, { "GL_COMPRESSED_INTENSITY", 0x84EC }, { "GL_COMPRESSED_RGB", 0x84ED }, { "GL_COMPRESSED_RGBA", 0x84EE }, { "GL_COMPRESSED_TEXTURE_FORMATS", 0x86A3 }, { "GL_COMPRESSED_RGB", 0x84ED }, { "GL_COMPRESSED_RGBA", 0x84EE }, { "GL_COMPRESSED_TEXTURE_FORMATS", 0x86A3 }, { "GL_COMPRESSED_ALPHA", 0x84E9 }, { "GL_COMPRESSED_LUMINANCE", 0x84EA }, { "GL_COMPRESSED_LUMINANCE_ALPHA", 0x84EB }, { "GL_COMPRESSED_INTENSITY", 0x84EC }, { "GL_COMPRESSED_SRGB", 0x8C48 }, { "GL_COMPRESSED_SRGB_ALPHA", 0x8C49 }, { "GL_COMPRESSED_SLUMINANCE", 0x8C4A }, { "GL_COMPRESSED_SLUMINANCE_ALPHA", 0x8C4B }, { "GL_COMPRESSED_RED", 0x8225 }, { "GL_COMPRESSED_RG", 0x8226 }, { "GL_COMPRESSED_RED_RGTC1", 0x8DBB }, { "GL_COMPRESSED_SIGNED_RED_RGTC1", 0x8DBC }, { "GL_COMPRESSED_RG_RGTC2", 0x8DBD }, { "GL_COMPRESSED_SIGNED_RG_RGTC2", 0x8DBE }, { "GL_COMPRESSED_RGB8_ETC2", 0x9274 }, { "GL_COMPRESSED_SRGB8_ETC2", 0x9275 }, { "GL_COMPRESSED_RGB8_PUNCHTHROUGH_ALPHA1_ETC2", 0x9276 }, { "GL_COMPRESSED_SRGB8_PUNCHTHROUGH_ALPHA1_ETC2", 0x9277 }, { "GL_COMPRESSED_RGBA8_ETC2_EAC", 0x9278 }, { "GL_COMPRESSED_SRGB8_ALPHA8_ETC2_EAC", 0x9279 }, { "GL_COMPRESSED_R11_EAC", 0x9270 }, { "GL_COMPRESSED_SIGNED_R11_EAC", 0x9271 }, { "GL_COMPRESSED_RG11_EAC", 0x9272 }, { "GL_COMPRESSED_SIGNED_RG11_EAC", 0x9273 }, { "GL_COMPRESSED_ALPHA_ARB", 0x84E9 }, { "GL_COMPRESSED_LUMINANCE_ARB", 0x84EA }, { "GL_COMPRESSED_LUMINANCE_ALPHA_ARB", 0x84EB }, { "GL_COMPRESSED_INTENSITY_ARB", 0x84EC }, { "GL_COMPRESSED_RGB_ARB", 0x84ED }, { "GL_COMPRESSED_RGBA_ARB", 0x84EE }, { "GL_COMPRESSED_TEXTURE_FORMATS_ARB", 0x86A3 }, { "GL_COMPRESSED_RGBA_BPTC_UNORM_ARB", 0x8E8C }, { "GL_COMPRESSED_SRGB_ALPHA_BPTC_UNORM_ARB", 0x8E8D }, { "GL_COMPRESSED_RGB_BPTC_SIGNED_FLOAT_ARB", 0x8E8E }, { "GL_COMPRESSED_RGB_BPTC_UNSIGNED_FLOAT_ARB", 0x8E8F }, { "GL_COMPRESSED_RGBA_ASTC_4x4_KHR", 0x93B0 }, { "GL_COMPRESSED_RGBA_ASTC_5x4_KHR", 0x93B1 }, { "GL_COMPRESSED_RGBA_ASTC_5x5_KHR", 0x93B2 }, { "GL_COMPRESSED_RGBA_ASTC_6x5_KHR", 0x93B3 }, { "GL_COMPRESSED_RGBA_ASTC_6x6_KHR", 0x93B4 }, { "GL_COMPRESSED_RGBA_ASTC_8x5_KHR", 0x93B5 }, { "GL_COMPRESSED_RGBA_ASTC_8x6_KHR", 0x93B6 }, { "GL_COMPRESSED_RGBA_ASTC_8x8_KHR", 0x93B7 }, { "GL_COMPRESSED_RGBA_ASTC_10x5_KHR", 0x93B8 }, { "GL_COMPRESSED_RGBA_ASTC_10x6_KHR", 0x93B9 }, { "GL_COMPRESSED_RGBA_ASTC_10x8_KHR", 0x93BA }, { "GL_COMPRESSED_RGBA_ASTC_10x10_KHR", 0x93BB }, { "GL_COMPRESSED_RGBA_ASTC_12x10_KHR", 0x93BC }, { "GL_COMPRESSED_RGBA_ASTC_12x12_KHR", 0x93BD }, { "GL_COMPRESSED_SRGB8_ALPHA8_ASTC_4x4_KHR", 0x93D0 }, { "GL_COMPRESSED_SRGB8_ALPHA8_ASTC_5x4_KHR", 0x93D1 }, { "GL_COMPRESSED_SRGB8_ALPHA8_ASTC_5x5_KHR", 0x93D2 }, { "GL_COMPRESSED_SRGB8_ALPHA8_ASTC_6x5_KHR", 0x93D3 }, { "GL_COMPRESSED_SRGB8_ALPHA8_ASTC_6x6_KHR", 0x93D4 }, { "GL_COMPRESSED_SRGB8_ALPHA8_ASTC_8x5_KHR", 0x93D5 }, { "GL_COMPRESSED_SRGB8_ALPHA8_ASTC_8x6_KHR", 0x93D6 }, { "GL_COMPRESSED_SRGB8_ALPHA8_ASTC_8x8_KHR", 0x93D7 }, { "GL_COMPRESSED_SRGB8_ALPHA8_ASTC_10x5_KHR", 0x93D8 }, { "GL_COMPRESSED_SRGB8_ALPHA8_ASTC_10x6_KHR", 0x93D9 }, { "GL_COMPRESSED_SRGB8_ALPHA8_ASTC_10x8_KHR", 0x93DA }, { "GL_COMPRESSED_SRGB8_ALPHA8_ASTC_10x10_KHR", 0x93DB }, { "GL_COMPRESSED_SRGB8_ALPHA8_ASTC_12x10_KHR", 0x93DC }, { "GL_COMPRESSED_SRGB8_ALPHA8_ASTC_12x12_KHR", 0x93DD }, { "GL_COMPRESSED_RGB_FXT1_3DFX", 0x86B0 }, { "GL_COMPRESSED_RGBA_FXT1_3DFX", 0x86B1 }, { "GL_COMPRESSED_LUMINANCE_LATC1_EXT", 0x8C70 }, { "GL_COMPRESSED_SIGNED_LUMINANCE_LATC1_EXT", 0x8C71 }, { "GL_COMPRESSED_LUMINANCE_ALPHA_LATC2_EXT", 0x8C72 }, { "GL_COMPRESSED_SIGNED_LUMINANCE_ALPHA_LATC2_EXT", 0x8C73 }, { "GL_COMPRESSED_RED_RGTC1_EXT", 0x8DBB }, { "GL_COMPRESSED_SIGNED_RED_RGTC1_EXT", 0x8DBC }, { "GL_COMPRESSED_RED_GREEN_RGTC2_EXT", 0x8DBD }, { "GL_COMPRESSED_SIGNED_RED_GREEN_RGTC2_EXT", 0x8DBE }, { "GL_COMPRESSED_RGB_S3TC_DXT1_EXT", 0x83F0 }, { "GL_COMPRESSED_RGBA_S3TC_DXT1_EXT", 0x83F1 }, { "GL_COMPRESSED_RGBA_S3TC_DXT3_EXT", 0x83F2 }, { "GL_COMPRESSED_RGBA_S3TC_DXT5_EXT", 0x83F3 }, { "GL_COMPRESSED_SRGB_EXT", 0x8C48 }, { "GL_COMPRESSED_SRGB_ALPHA_EXT", 0x8C49 }, { "GL_COMPRESSED_SLUMINANCE_EXT", 0x8C4A }, { "GL_COMPRESSED_SLUMINANCE_ALPHA_EXT", 0x8C4B }, { "GL_COMPRESSED_SRGB_S3TC_DXT1_EXT", 0x8C4C }, { "GL_COMPRESSED_SRGB_ALPHA_S3TC_DXT1_EXT", 0x8C4D }, { "GL_COMPRESSED_SRGB_ALPHA_S3TC_DXT3_EXT", 0x8C4E }, { "GL_COMPRESSED_SRGB_ALPHA_S3TC_DXT5_EXT", 0x8C4F }, { "GL_PALETTE4_RGB8_OES", 0x8B90 }, { "GL_PALETTE4_RGBA8_OES", 0x8B91 }, { "GL_PALETTE4_R5_G6_B5_OES", 0x8B92 }, { "GL_PALETTE4_RGBA4_OES", 0x8B93 }, { "GL_PALETTE4_RGB5_A1_OES", 0x8B94 }, { "GL_PALETTE8_RGB8_OES", 0x8B95 }, { "GL_PALETTE8_RGBA8_OES", 0x8B96 }, { "GL_PALETTE8_R5_G6_B5_OES", 0x8B97 }, { "GL_PALETTE8_RGBA4_OES", 0x8B98 }, { "GL_PALETTE8_RGB5_A1_OES", 0x8B99 } }; const int n = sizeof(enums) / sizeof(enums[0]); static char buffer[100]; int i; for (i = 0; i < n; i++) { if (enums[i].val == val) { return enums[i].name; } } /* enum val not found, just print hexadecimal value into static buffer */ snprintf(buffer, sizeof(buffer), "0x%x", val); return buffer; } /* * qsort callback for string comparison. */ static int compare_string_ptr(const void *p1, const void *p2) { return strcmp(* (char * const *) p1, * (char * const *) p2); } /* * Print a list of extensions, with word-wrapping. */ void print_extension_list(const char *ext, GLboolean singleLine) { char **extensions; int num_extensions; const char *indentString = " "; const int indent = 4; const int max = 79; int width, i, j, k; if (!ext || !ext[0]) return; /* count the number of extensions, ignoring successive spaces */ num_extensions = 0; j = 1; do { if ((ext[j] == ' ' || ext[j] == 0) && ext[j - 1] != ' ') { ++num_extensions; } } while(ext[j++]); /* copy individual extensions to an array */ extensions = malloc(num_extensions * sizeof *extensions); if (!extensions) { fprintf(stderr, "Error: malloc() failed\n"); exit(1); } i = j = k = 0; while (1) { if (ext[j] == ' ' || ext[j] == 0) { /* found end of an extension name */ const int len = j - i; if (len) { assert(k < num_extensions); extensions[k] = malloc(len + 1); if (!extensions[k]) { fprintf(stderr, "Error: malloc() failed\n"); exit(1); } memcpy(extensions[k], ext + i, len); extensions[k][len] = 0; ++k; }; i += len + 1; if (ext[j] == 0) { break; } } j++; } assert(k == num_extensions); /* sort extensions alphabetically */ qsort(extensions, num_extensions, sizeof extensions[0], compare_string_ptr); /* print the extensions */ width = indent; printf("%s", indentString); for (k = 0; k < num_extensions; ++k) { const int len = strlen(extensions[k]); if ((!singleLine) && (width + len > max)) { /* start a new line */ printf("\n"); width = indent; printf("%s", indentString); } /* print the extension name */ printf("%s", extensions[k]); /* either we're all done, or we'll continue with next extension */ width += len + 1; if (singleLine) { printf("\n"); width = indent; printf("%s", indentString); } else if (k < (num_extensions -1)) { printf(", "); width += 2; } } printf("\n"); for (k = 0; k < num_extensions; ++k) { free(extensions[k]); } free(extensions); } /** * Get list of OpenGL extensions using core profile's glGetStringi(). */ char * build_core_profile_extension_list(const struct ext_functions *extfuncs) { GLint i, n, totalLen; char *buffer; glGetIntegerv(GL_NUM_EXTENSIONS, &n); /* compute totalLen */ totalLen = 0; for (i = 0; i < n; i++) { const char *ext = (const char *) extfuncs->GetStringi(GL_EXTENSIONS, i); if (ext) totalLen += strlen(ext) + 1; /* plus a space */ } if (!totalLen) return NULL; buffer = malloc(totalLen + 1); if (buffer) { int pos = 0; for (i = 0; i < n; i++) { const char *ext = (const char *) extfuncs->GetStringi(GL_EXTENSIONS, i); strcpy(buffer + pos, ext); pos += strlen(ext); buffer[pos++] = ' '; } buffer[pos] = '\0'; } return buffer; } /** Is extension 'ext' supported? */ GLboolean extension_supported(const char *ext, const char *extensionsList) { while (1) { const char *p = strstr(extensionsList, ext); if (p) { /* check that next char is a space or end of string */ int extLen = strlen(ext); if (p[extLen] == 0 || p[extLen] == ' ') { return 1; } else { /* We found a superset string, keep looking */ extensionsList += extLen; } } else { break; } } return 0; } /** * Is verNum >= verString? * \param verString such as "2.1", "3.0", etc. * \param verNum such as 20, 21, 30, 31, 32, etc. */ static GLboolean version_supported(const char *verString, int verNum) { int v; if (!verString || !isdigit(verString[0]) || verString[1] != '.' || !isdigit(verString[2])) { return GL_FALSE; } v = (verString[0] - '0') * 10 + (verString[2] - '0'); return verNum >= v; } struct token_name { GLenum token; const char *name; }; static void print_shader_limit_list(const struct token_name *lim) { GLint max[1]; unsigned i; for (i = 0; lim[i].token; i++) { glGetIntegerv(lim[i].token, max); if (glGetError() == GL_NO_ERROR) { printf(" %s = %d\n", lim[i].name, max[0]); } } } /** * Print interesting limits for vertex/fragment shaders. */ static void print_shader_limits(GLenum target) { static const struct token_name vertex_limits[] = { { GL_MAX_VERTEX_UNIFORM_COMPONENTS_ARB, "GL_MAX_VERTEX_UNIFORM_COMPONENTS_ARB" }, { GL_MAX_VARYING_FLOATS_ARB, "GL_MAX_VARYING_FLOATS_ARB" }, { GL_MAX_VERTEX_ATTRIBS_ARB, "GL_MAX_VERTEX_ATTRIBS_ARB" }, { GL_MAX_TEXTURE_IMAGE_UNITS_ARB, "GL_MAX_TEXTURE_IMAGE_UNITS_ARB" }, { GL_MAX_VERTEX_TEXTURE_IMAGE_UNITS_ARB, "GL_MAX_VERTEX_TEXTURE_IMAGE_UNITS_ARB" }, { GL_MAX_COMBINED_TEXTURE_IMAGE_UNITS_ARB, "GL_MAX_COMBINED_TEXTURE_IMAGE_UNITS_ARB" }, { GL_MAX_TEXTURE_COORDS_ARB, "GL_MAX_TEXTURE_COORDS_ARB" }, { GL_MAX_VERTEX_OUTPUT_COMPONENTS , "GL_MAX_VERTEX_OUTPUT_COMPONENTS " }, { (GLenum) 0, NULL } }; static const struct token_name fragment_limits[] = { { GL_MAX_FRAGMENT_UNIFORM_COMPONENTS_ARB, "GL_MAX_FRAGMENT_UNIFORM_COMPONENTS_ARB" }, { GL_MAX_TEXTURE_COORDS_ARB, "GL_MAX_TEXTURE_COORDS_ARB" }, { GL_MAX_TEXTURE_IMAGE_UNITS_ARB, "GL_MAX_TEXTURE_IMAGE_UNITS_ARB" }, { GL_MAX_FRAGMENT_INPUT_COMPONENTS , "GL_MAX_FRAGMENT_INPUT_COMPONENTS " }, { (GLenum) 0, NULL } }; static const struct token_name geometry_limits[] = { { GL_MAX_GEOMETRY_UNIFORM_COMPONENTS, "GL_MAX_GEOMETRY_UNIFORM_COMPONENTS" }, { GL_MAX_GEOMETRY_TEXTURE_IMAGE_UNITS, "GL_MAX_GEOMETRY_TEXTURE_IMAGE_UNITS" }, { GL_MAX_GEOMETRY_OUTPUT_VERTICES , "GL_MAX_GEOMETRY_OUTPUT_VERTICES " }, { GL_MAX_GEOMETRY_TOTAL_OUTPUT_COMPONENTS, "GL_MAX_GEOMETRY_TOTAL_OUTPUT_COMPONENTS" }, { GL_MAX_GEOMETRY_INPUT_COMPONENTS , "GL_MAX_GEOMETRY_INPUT_COMPONENTS " }, { GL_MAX_GEOMETRY_OUTPUT_COMPONENTS, "GL_MAX_GEOMETRY_OUTPUT_COMPONENTS" }, { (GLenum) 0, NULL } }; switch (target) { case GL_VERTEX_SHADER: printf(" GL_VERTEX_SHADER_ARB:\n"); print_shader_limit_list(vertex_limits); break; case GL_FRAGMENT_SHADER: printf(" GL_FRAGMENT_SHADER_ARB:\n"); print_shader_limit_list(fragment_limits); break; case GL_GEOMETRY_SHADER: printf(" GL_GEOMETRY_SHADER:\n"); print_shader_limit_list(geometry_limits); break; } } /** * Print interesting limits for vertex/fragment programs. */ static void print_program_limits(GLenum target, const struct ext_functions *extfuncs) { #if defined(GL_ARB_vertex_program) || defined(GL_ARB_fragment_program) struct token_name { GLenum token; const char *name; }; static const struct token_name common_limits[] = { { GL_MAX_PROGRAM_INSTRUCTIONS_ARB, "GL_MAX_PROGRAM_INSTRUCTIONS_ARB" }, { GL_MAX_PROGRAM_NATIVE_INSTRUCTIONS_ARB, "GL_MAX_PROGRAM_NATIVE_INSTRUCTIONS_ARB" }, { GL_MAX_PROGRAM_TEMPORARIES_ARB, "GL_MAX_PROGRAM_TEMPORARIES_ARB" }, { GL_MAX_PROGRAM_NATIVE_TEMPORARIES_ARB, "GL_MAX_PROGRAM_NATIVE_TEMPORARIES_ARB" }, { GL_MAX_PROGRAM_PARAMETERS_ARB, "GL_MAX_PROGRAM_PARAMETERS_ARB" }, { GL_MAX_PROGRAM_NATIVE_PARAMETERS_ARB, "GL_MAX_PROGRAM_NATIVE_PARAMETERS_ARB" }, { GL_MAX_PROGRAM_ATTRIBS_ARB, "GL_MAX_PROGRAM_ATTRIBS_ARB" }, { GL_MAX_PROGRAM_NATIVE_ATTRIBS_ARB, "GL_MAX_PROGRAM_NATIVE_ATTRIBS_ARB" }, { GL_MAX_PROGRAM_ADDRESS_REGISTERS_ARB, "GL_MAX_PROGRAM_ADDRESS_REGISTERS_ARB" }, { GL_MAX_PROGRAM_NATIVE_ADDRESS_REGISTERS_ARB, "GL_MAX_PROGRAM_NATIVE_ADDRESS_REGISTERS_ARB" }, { GL_MAX_PROGRAM_LOCAL_PARAMETERS_ARB, "GL_MAX_PROGRAM_LOCAL_PARAMETERS_ARB" }, { GL_MAX_PROGRAM_ENV_PARAMETERS_ARB, "GL_MAX_PROGRAM_ENV_PARAMETERS_ARB" }, { (GLenum) 0, NULL } }; static const struct token_name fragment_limits[] = { { GL_MAX_PROGRAM_ALU_INSTRUCTIONS_ARB, "GL_MAX_PROGRAM_ALU_INSTRUCTIONS_ARB" }, { GL_MAX_PROGRAM_TEX_INSTRUCTIONS_ARB, "GL_MAX_PROGRAM_TEX_INSTRUCTIONS_ARB" }, { GL_MAX_PROGRAM_TEX_INDIRECTIONS_ARB, "GL_MAX_PROGRAM_TEX_INDIRECTIONS_ARB" }, { GL_MAX_PROGRAM_NATIVE_ALU_INSTRUCTIONS_ARB, "GL_MAX_PROGRAM_NATIVE_ALU_INSTRUCTIONS_ARB" }, { GL_MAX_PROGRAM_NATIVE_TEX_INSTRUCTIONS_ARB, "GL_MAX_PROGRAM_NATIVE_TEX_INSTRUCTIONS_ARB" }, { GL_MAX_PROGRAM_NATIVE_TEX_INDIRECTIONS_ARB, "GL_MAX_PROGRAM_NATIVE_TEX_INDIRECTIONS_ARB" }, { (GLenum) 0, NULL } }; GLint max[1]; int i; if (target == GL_VERTEX_PROGRAM_ARB) { printf(" GL_VERTEX_PROGRAM_ARB:\n"); } else if (target == GL_FRAGMENT_PROGRAM_ARB) { printf(" GL_FRAGMENT_PROGRAM_ARB:\n"); } else { return; /* something's wrong */ } for (i = 0; common_limits[i].token; i++) { extfuncs->GetProgramivARB(target, common_limits[i].token, max); if (glGetError() == GL_NO_ERROR) { printf(" %s = %d\n", common_limits[i].name, max[0]); } } if (target == GL_FRAGMENT_PROGRAM_ARB) { for (i = 0; fragment_limits[i].token; i++) { extfuncs->GetProgramivARB(target, fragment_limits[i].token, max); if (glGetError() == GL_NO_ERROR) { printf(" %s = %d\n", fragment_limits[i].name, max[0]); } } } #endif /* GL_ARB_vertex_program / GL_ARB_fragment_program */ } /** * Print interesting OpenGL implementation limits. * \param version 20, 21, 30, 31, 32, etc. */ void print_limits(const char *extensions, const char *oglstring, int version, const struct ext_functions *extfuncs) { struct token_name { GLuint count; GLenum token; const char *name; const char *extension; /* NULL or GL extension name or version string */ }; static const struct token_name limits[] = { { 1, GL_MAX_ATTRIB_STACK_DEPTH, "GL_MAX_ATTRIB_STACK_DEPTH", NULL }, { 1, GL_MAX_CLIENT_ATTRIB_STACK_DEPTH, "GL_MAX_CLIENT_ATTRIB_STACK_DEPTH", NULL }, { 1, GL_MAX_CLIP_PLANES, "GL_MAX_CLIP_PLANES", NULL }, { 1, GL_MAX_COLOR_MATRIX_STACK_DEPTH, "GL_MAX_COLOR_MATRIX_STACK_DEPTH", "GL_ARB_imaging" }, { 1, GL_MAX_ELEMENTS_VERTICES, "GL_MAX_ELEMENTS_VERTICES", NULL }, { 1, GL_MAX_ELEMENTS_INDICES, "GL_MAX_ELEMENTS_INDICES", NULL }, { 1, GL_MAX_EVAL_ORDER, "GL_MAX_EVAL_ORDER", NULL }, { 1, GL_MAX_LIGHTS, "GL_MAX_LIGHTS", NULL }, { 1, GL_MAX_LIST_NESTING, "GL_MAX_LIST_NESTING", NULL }, { 1, GL_MAX_MODELVIEW_STACK_DEPTH, "GL_MAX_MODELVIEW_STACK_DEPTH", NULL }, { 1, GL_MAX_NAME_STACK_DEPTH, "GL_MAX_NAME_STACK_DEPTH", NULL }, { 1, GL_MAX_PIXEL_MAP_TABLE, "GL_MAX_PIXEL_MAP_TABLE", NULL }, { 1, GL_MAX_PROJECTION_STACK_DEPTH, "GL_MAX_PROJECTION_STACK_DEPTH", NULL }, { 1, GL_MAX_TEXTURE_STACK_DEPTH, "GL_MAX_TEXTURE_STACK_DEPTH", NULL }, { 1, GL_MAX_TEXTURE_SIZE, "GL_MAX_TEXTURE_SIZE", NULL }, { 1, GL_MAX_3D_TEXTURE_SIZE, "GL_MAX_3D_TEXTURE_SIZE", NULL }, #if defined(GL_EXT_texture_array) { 1, GL_MAX_ARRAY_TEXTURE_LAYERS_EXT, "GL_MAX_ARRAY_TEXTURE_LAYERS", "GL_EXT_texture_array" }, #endif { 2, GL_MAX_VIEWPORT_DIMS, "GL_MAX_VIEWPORT_DIMS", NULL }, { 2, GL_ALIASED_LINE_WIDTH_RANGE, "GL_ALIASED_LINE_WIDTH_RANGE", NULL }, { 2, GL_SMOOTH_LINE_WIDTH_RANGE, "GL_SMOOTH_LINE_WIDTH_RANGE", NULL }, { 2, GL_ALIASED_POINT_SIZE_RANGE, "GL_ALIASED_POINT_SIZE_RANGE", NULL }, { 2, GL_SMOOTH_POINT_SIZE_RANGE, "GL_SMOOTH_POINT_SIZE_RANGE", NULL }, #if defined(GL_ARB_texture_cube_map) { 1, GL_MAX_CUBE_MAP_TEXTURE_SIZE_ARB, "GL_MAX_CUBE_MAP_TEXTURE_SIZE_ARB", "GL_ARB_texture_cube_map" }, #endif #if defined(GL_NV_texture_rectangle) { 1, GL_MAX_RECTANGLE_TEXTURE_SIZE_NV, "GL_MAX_RECTANGLE_TEXTURE_SIZE_NV", "GL_NV_texture_rectangle" }, #endif #if defined(GL_ARB_multitexture) { 1, GL_MAX_TEXTURE_UNITS_ARB, "GL_MAX_TEXTURE_UNITS_ARB", "GL_ARB_multitexture" }, #endif #if defined(GL_EXT_texture_lod_bias) { 1, GL_MAX_TEXTURE_LOD_BIAS_EXT, "GL_MAX_TEXTURE_LOD_BIAS_EXT", "GL_EXT_texture_lod_bias" }, #endif #if defined(GL_EXT_texture_filter_anisotropic) { 1, GL_MAX_TEXTURE_MAX_ANISOTROPY_EXT, "GL_MAX_TEXTURE_MAX_ANISOTROPY_EXT", "GL_EXT_texture_filter_anisotropic" }, #endif #if defined(GL_ARB_draw_buffers) { 1, GL_MAX_DRAW_BUFFERS_ARB, "GL_MAX_DRAW_BUFFERS_ARB", "GL_ARB_draw_buffers" }, #endif #if defined(GL_ARB_blend_func_extended) { 1, GL_MAX_DUAL_SOURCE_DRAW_BUFFERS, "GL_MAX_DUAL_SOURCE_DRAW_BUFFERS", "GL_ARB_blend_func_extended" }, #endif #if defined (GL_ARB_framebuffer_object) { 1, GL_MAX_RENDERBUFFER_SIZE, "GL_MAX_RENDERBUFFER_SIZE", "GL_ARB_framebuffer_object" }, { 1, GL_MAX_COLOR_ATTACHMENTS, "GL_MAX_COLOR_ATTACHMENTS", "GL_ARB_framebuffer_object" }, { 1, GL_MAX_SAMPLES, "GL_MAX_SAMPLES", "GL_ARB_framebuffer_object" }, #endif #if defined (GL_EXT_transform_feedback) { 1, GL_MAX_TRANSFORM_FEEDBACK_BUFFERS, "GL_MAX_TRANSFORM_FEEDBACK_BUFFERS", "GL_EXT_transform_feedback" }, { 1, GL_MAX_TRANSFORM_FEEDBACK_INTERLEAVED_COMPONENTS_EXT, "GL_MAX_TRANSFORM_FEEDBACK_INTERLEAVED_COMPONENTS", "GL_EXT_transform_feedback" }, { 1, GL_MAX_TRANSFORM_FEEDBACK_SEPARATE_ATTRIBS_EXT, "GL_MAX_TRANSFORM_FEEDBACK_SEPARATE_ATTRIBS", "GL_EXT_transform_feedback", }, { 1, GL_MAX_TRANSFORM_FEEDBACK_SEPARATE_COMPONENTS_EXT, "GL_MAX_TRANSFORM_FEEDBACK_SEPARATE_COMPONENTS", "GL_EXT_transform_feedback" }, #endif #if defined (GL_ARB_texture_buffer_object) { 1, GL_TEXTURE_BUFFER_OFFSET_ALIGNMENT, "GL_TEXTURE_BUFFER_OFFSET_ALIGNMENT", "GL_ARB_texture_buffer_object" }, { 1, GL_MAX_TEXTURE_BUFFER_SIZE, "GL_MAX_TEXTURE_BUFFER_SIZE", "GL_ARB_texture_buffer_object" }, #endif #if defined (GL_ARB_texture_multisample) { 1, GL_MAX_COLOR_TEXTURE_SAMPLES, "GL_MAX_COLOR_TEXTURE_SAMPLES", "GL_ARB_texture_multisample" }, { 1, GL_MAX_DEPTH_TEXTURE_SAMPLES, "GL_MAX_DEPTH_TEXTURE_SAMPLES", "GL_ARB_texture_multisample" }, { 1, GL_MAX_INTEGER_SAMPLES, "GL_MAX_INTEGER_SAMPLES", "GL_ARB_texture_multisample" }, #endif #if defined (GL_ARB_uniform_buffer_object) { 1, GL_MAX_VERTEX_UNIFORM_BLOCKS, "GL_MAX_VERTEX_UNIFORM_BLOCKS", "GL_ARB_uniform_buffer_object" }, { 1, GL_MAX_FRAGMENT_UNIFORM_BLOCKS, "GL_MAX_FRAGMENT_UNIFORM_BLOCKS", "GL_ARB_uniform_buffer_object" }, { 1, GL_MAX_GEOMETRY_UNIFORM_BLOCKS, "GL_MAX_GEOMETRY_UNIFORM_BLOCKS" , "GL_ARB_uniform_buffer_object" }, { 1, GL_MAX_COMBINED_UNIFORM_BLOCKS, "GL_MAX_COMBINED_UNIFORM_BLOCKS", "GL_ARB_uniform_buffer_object" }, { 1, GL_MAX_UNIFORM_BUFFER_BINDINGS, "GL_MAX_UNIFORM_BUFFER_BINDINGS", "GL_ARB_uniform_buffer_object" }, { 1, GL_MAX_UNIFORM_BLOCK_SIZE, "GL_MAX_UNIFORM_BLOCK_SIZE", "GL_ARB_uniform_buffer_object" }, { 1, GL_MAX_COMBINED_VERTEX_UNIFORM_COMPONENTS, "GL_MAX_COMBINED_VERTEX_UNIFORM_COMPONENTS", "GL_ARB_uniform_buffer_object" }, { 1, GL_MAX_COMBINED_FRAGMENT_UNIFORM_COMPONENTS, "GL_MAX_COMBINED_FRAGMENT_UNIFORM_COMPONENTS", "GL_ARB_uniform_buffer_object" }, { 1, GL_MAX_COMBINED_GEOMETRY_UNIFORM_COMPONENTS, "GL_MAX_COMBINED_GEOMETRY_UNIFORM_COMPONENTS", "GL_ARB_uniform_buffer_object" }, { 1, GL_UNIFORM_BUFFER_OFFSET_ALIGNMENT, "GL_UNIFORM_BUFFER_OFFSET_ALIGNMENT", "GL_ARB_uniform_buffer_object" }, #endif #if defined (GL_ARB_vertex_attrib_binding) { 1, GL_MAX_VERTEX_ATTRIB_RELATIVE_OFFSET, "GL_MAX_VERTEX_ATTRIB_RELATIVE_OFFSET", "GL_ARB_vertex_attrib_binding" }, { 1, GL_MAX_VERTEX_ATTRIB_BINDINGS, "GL_MAX_VERTEX_ATTRIB_BINDINGS", "GL_ARB_vertex_attrib_binding" }, #endif #if defined(GL_ARB_tessellation_shader) { 1, GL_MAX_TESS_GEN_LEVEL, "GL_MAX_TESS_GEN_LEVEL", "GL_ARB_tessellation_shader" }, { 1, GL_MAX_TESS_PATCH_COMPONENTS, "GL_MAX_TESS_PATCH_COMPONENTS", "GL_ARB_tessellation_shader" }, { 1, GL_MAX_TESS_CONTROL_UNIFORM_BLOCKS, "GL_MAX_TESS_CONTROL_UNIFORM_BLOCKS", "GL_ARB_tessellation_shader" }, { 1, GL_MAX_TESS_CONTROL_UNIFORM_COMPONENTS, "GL_MAX_TESS_CONTROL_UNIFORM_COMPONENTS", "GL_ARB_tessellation_shader" }, { 1, GL_MAX_TESS_CONTROL_TEXTURE_IMAGE_UNITS, "GL_MAX_TESS_CONTROL_TEXTURE_IMAGE_UNITS", "GL_ARB_tessellation_shader" }, { 1, GL_MAX_TESS_CONTROL_INPUT_COMPONENTS, "GL_MAX_TESS_CONTROL_INPUT_COMPONENTS", "GL_ARB_tessellation_shader" }, { 1, GL_MAX_TESS_CONTROL_OUTPUT_COMPONENTS, "GL_MAX_TESS_CONTROL_OUTPUT_COMPONENTS", "GL_ARB_tessellation_shader" }, { 1, GL_MAX_TESS_CONTROL_TOTAL_OUTPUT_COMPONENTS, "GL_MAX_TESS_CONTROL_TOTAL_OUTPUT_COMPONENTS", "GL_ARB_tessellation_shader" }, { 1, GL_MAX_COMBINED_TESS_CONTROL_UNIFORM_COMPONENTS, "GL_MAX_COMBINED_TESS_CONTROL_UNIFORM_COMPONENTS", "GL_ARB_tessellation_shader" }, { 1, GL_MAX_TESS_EVALUATION_UNIFORM_BLOCKS, "GL_MAX_TESS_EVALUATION_UNIFORM_BLOCKS", "GL_ARB_tessellation_shader" }, { 1, GL_MAX_TESS_EVALUATION_UNIFORM_COMPONENTS, "GL_MAX_TESS_EVALUATION_UNIFORM_COMPONENTS", "GL_ARB_tessellation_shader" }, { 1, GL_MAX_TESS_EVALUATION_TEXTURE_IMAGE_UNITS, "GL_MAX_TESS_EVALUATION_TEXTURE_IMAGE_UNITS", "GL_ARB_tessellation_shader" }, { 1, GL_MAX_TESS_EVALUATION_INPUT_COMPONENTS, "GL_MAX_TESS_EVALUATION_INPUT_COMPONENTS", "GL_ARB_tessellation_shader" }, { 1, GL_MAX_TESS_EVALUATION_OUTPUT_COMPONENTS, "GL_MAX_TESS_EVALUATION_OUTPUT_COMPONENTS", "GL_ARB_tessellation_shader" }, { 1, GL_MAX_COMBINED_TESS_EVALUATION_UNIFORM_COMPONENTS, "GL_MAX_COMBINED_TESS_EVALUATION_UNIFORM_COMPONENTS", "GL_ARB_tessellation_shader" }, #endif #if defined(GL_VERSION_3_0) { 1, GL_MAX_TRANSFORM_FEEDBACK_INTERLEAVED_COMPONENTS, "GL_MAX_TRANSFORM_FEEDBACK_INTERLEAVED_COMPONENTS", "3.0" }, { 1, GL_MAX_TRANSFORM_FEEDBACK_SEPARATE_ATTRIBS, "GL_MAX_TRANSFORM_FEEDBACK_SEPARATE_ATTRIBS", "3.0" }, { 1, GL_MAX_TRANSFORM_FEEDBACK_SEPARATE_COMPONENTS, "GL_MAX_TRANSFORM_FEEDBACK_SEPARATE_COMPONENTS", "3.0" }, #endif #if defined(GL_VERSION_3_1) { 1, GL_MAX_TEXTURE_BUFFER_SIZE, "GL_MAX_TEXTURE_BUFFER_SIZE", "3.1" }, { 1, GL_MAX_RECTANGLE_TEXTURE_SIZE, "GL_MAX_RECTANGLE_TEXTURE_SIZE", "3.1" }, #endif #if defined(GL_VERSION_3_2) { 1, GL_MAX_GEOMETRY_TEXTURE_IMAGE_UNITS, "GL_MAX_GEOMETRY_TEXTURE_IMAGE_UNITS", "3.2" }, { 1, GL_MAX_GEOMETRY_UNIFORM_COMPONENTS, "GL_MAX_GEOMETRY_UNIFORM_COMPONENTS", "3.2" }, { 1, GL_MAX_GEOMETRY_OUTPUT_VERTICES, "GL_MAX_GEOMETRY_OUTPUT_VERTICES", "3.2" }, { 1, GL_MAX_GEOMETRY_TOTAL_OUTPUT_COMPONENTS, "GL_MAX_GEOMETRY_TOTAL_OUTPUT_COMPONENTS", "3.2" }, { 1, GL_MAX_VERTEX_OUTPUT_COMPONENTS, "GL_MAX_VERTEX_OUTPUT_COMPONENTS", "3.2" }, { 1, GL_MAX_GEOMETRY_INPUT_COMPONENTS, "GL_MAX_GEOMETRY_INPUT_COMPONENTS", "3.2" }, { 1, GL_MAX_GEOMETRY_OUTPUT_COMPONENTS, "GL_MAX_GEOMETRY_OUTPUT_COMPONENTS", "3.2" }, { 1, GL_MAX_FRAGMENT_INPUT_COMPONENTS, "GL_MAX_FRAGMENT_INPUT_COMPONENTS", "3.2" }, { 1, GL_MAX_SERVER_WAIT_TIMEOUT, "GL_MAX_SERVER_WAIT_TIMEOUT", "3.2" }, { 1, GL_MAX_SAMPLE_MASK_WORDS, "GL_MAX_SAMPLE_MASK_WORDS", "3.2" }, { 1, GL_MAX_COLOR_TEXTURE_SAMPLES, "GL_MAX_COLOR_TEXTURE_SAMPLES", "3.2" }, { 1, GL_MAX_DEPTH_TEXTURE_SAMPLES, "GL_MAX_DEPTH_TEXTURE_SAMPLES", "3.2" }, { 1, GL_MAX_INTEGER_SAMPLES, "GL_MAX_INTEGER_SAMPLES", "3.2" }, #endif #if defined(GL_VERSION_3_3) { 1, GL_MAX_DUAL_SOURCE_DRAW_BUFFERS, "GL_MAX_DUAL_SOURCE_DRAW_BUFFERS", "3.3" }, #endif #if defined(GL_VERSION_4_0) { 1, GL_MAX_TRANSFORM_FEEDBACK_BUFFERS, "GL_MAX_TRANSFORM_FEEDBACK_BUFFERS", "4.0" }, #endif #if defined(GL_VERSION_4_1) { 1, GL_MAX_VERTEX_UNIFORM_VECTORS, "GL_MAX_VERTEX_UNIFORM_VECTORS", "4.1" }, { 1, GL_MAX_VARYING_VECTORS, "GL_MAX_VARYING_VECTORS", "4.1" }, { 1, GL_MAX_FRAGMENT_UNIFORM_VECTORS, "GL_MAX_FRAGMENT_UNIFORM_VECTORS", "4.1" }, #endif #if defined(GL_VERSION_4_2) { 1, GL_MAX_VERTEX_ATOMIC_COUNTER_BUFFERS, "GL_MAX_VERTEX_ATOMIC_COUNTER_BUFFERS", "4.2" }, { 1, GL_MAX_TESS_CONTROL_ATOMIC_COUNTER_BUFFERS, "GL_MAX_TESS_CONTROL_ATOMIC_COUNTER_BUFFERS", "4.2" }, { 1, GL_MAX_TESS_EVALUATION_ATOMIC_COUNTER_BUFFERS, "GL_MAX_TESS_EVALUATION_ATOMIC_COUNTER_BUFFERS", "4.2" }, { 1, GL_MAX_GEOMETRY_ATOMIC_COUNTER_BUFFERS, "GL_MAX_GEOMETRY_ATOMIC_COUNTER_BUFFERS", "4.2" }, { 1, GL_MAX_FRAGMENT_ATOMIC_COUNTER_BUFFERS, "GL_MAX_FRAGMENT_ATOMIC_COUNTER_BUFFERS", "4.2" }, { 1, GL_MAX_COMBINED_ATOMIC_COUNTER_BUFFERS, "GL_MAX_COMBINED_ATOMIC_COUNTER_BUFFERS", "4.2" }, { 1, GL_MAX_VERTEX_ATOMIC_COUNTERS, "GL_MAX_VERTEX_ATOMIC_COUNTERS", "4.2" }, { 1, GL_MAX_TESS_CONTROL_ATOMIC_COUNTERS, "GL_MAX_TESS_CONTROL_ATOMIC_COUNTERS", "4.2" }, { 1, GL_MAX_TESS_EVALUATION_ATOMIC_COUNTERS, "GL_MAX_TESS_EVALUATION_ATOMIC_COUNTERS", "4.2" }, { 1, GL_MAX_GEOMETRY_ATOMIC_COUNTERS, "GL_MAX_GEOMETRY_ATOMIC_COUNTERS", "4.2" }, { 1, GL_MAX_FRAGMENT_ATOMIC_COUNTERS, "GL_MAX_FRAGMENT_ATOMIC_COUNTERS", "4.2" }, { 1, GL_MAX_COMBINED_ATOMIC_COUNTERS, "GL_MAX_COMBINED_ATOMIC_COUNTERS", "4.2" }, { 1, GL_MAX_ATOMIC_COUNTER_BUFFER_SIZE, "GL_MAX_ATOMIC_COUNTER_BUFFER_SIZE", "4.2" }, { 1, GL_MAX_ATOMIC_COUNTER_BUFFER_BINDINGS, "GL_MAX_ATOMIC_COUNTER_BUFFER_BINDINGS", "4.2" }, { 1, GL_MAX_IMAGE_UNITS, "GL_MAX_IMAGE_UNITS", "4.2" }, { 1, GL_MAX_COMBINED_IMAGE_UNITS_AND_FRAGMENT_OUTPUTS, "GL_MAX_COMBINED_IMAGE_UNITS_AND_FRAGMENT_OUTPUTS", "4.2" }, { 1, GL_MAX_IMAGE_SAMPLES, "GL_MAX_IMAGE_SAMPLES", "4.2" }, { 1, GL_MAX_VERTEX_IMAGE_UNIFORMS , "GL_MAX_VERTEX_IMAGE_UNIFORMS", "4.2" }, { 1, GL_MAX_TESS_CONTROL_IMAGE_UNIFORMS, "GL_MAX_TESS_CONTROL_IMAGE_UNIFORMS", "4.2" }, { 1, GL_MAX_TESS_EVALUATION_IMAGE_UNIFORMS, "GL_MAX_TESS_EVALUATION_IMAGE_UNIFORMS", "4.2" }, { 1, GL_MAX_GEOMETRY_IMAGE_UNIFORMS, "GL_MAX_GEOMETRY_IMAGE_UNIFORMS", "4.2" }, { 1, GL_MAX_FRAGMENT_IMAGE_UNIFORMS, "GL_MAX_FRAGMENT_IMAGE_UNIFORMS", "4.2" }, { 1, GL_MAX_COMBINED_IMAGE_UNIFORMS, "GL_MAX_COMBINED_IMAGE_UNIFORMS", "4.2" }, #endif #if defined(GL_VERSION_4_3) { 1, GL_MAX_ELEMENT_INDEX, "GL_MAX_ELEMENT_INDEX", "4.3" }, { 1, GL_MAX_COMPUTE_UNIFORM_BLOCKS, "GL_MAX_COMPUTE_UNIFORM_BLOCKS", "4.3" }, { 1, GL_MAX_COMPUTE_TEXTURE_IMAGE_UNITS, "GL_MAX_COMPUTE_TEXTURE_IMAGE_UNITS", "4.3" }, { 1, GL_MAX_COMPUTE_IMAGE_UNIFORMS, "GL_MAX_COMPUTE_IMAGE_UNIFORMS", "4.3" }, { 1, GL_MAX_COMPUTE_SHARED_MEMORY_SIZE, "GL_MAX_COMPUTE_SHARED_MEMORY_SIZE", "4.3" }, { 1, GL_MAX_COMPUTE_UNIFORM_COMPONENTS, "GL_MAX_COMPUTE_UNIFORM_COMPONENTS", "4.3" }, { 1, GL_MAX_COMPUTE_ATOMIC_COUNTER_BUFFERS, "GL_MAX_COMPUTE_ATOMIC_COUNTER_BUFFERS", "4.3" }, { 1, GL_MAX_COMPUTE_ATOMIC_COUNTERS, "GL_MAX_COMPUTE_ATOMIC_COUNTERS", "4.3" }, { 1, GL_MAX_COMBINED_COMPUTE_UNIFORM_COMPONENTS, "GL_MAX_COMBINED_COMPUTE_UNIFORM_COMPONENTS", "4.3" }, { 1, GL_MAX_COMPUTE_WORK_GROUP_INVOCATIONS, "GL_MAX_COMPUTE_WORK_GROUP_INVOCATIONS", "4.3" }, { 1, GL_MAX_COMPUTE_WORK_GROUP_COUNT, "GL_MAX_COMPUTE_WORK_GROUP_COUNT", "4.3" }, { 1, GL_MAX_COMPUTE_WORK_GROUP_SIZE, "GL_MAX_COMPUTE_WORK_GROUP_SIZE", "4.3" }, { 1, GL_MAX_DEBUG_MESSAGE_LENGTH, "GL_MAX_DEBUG_MESSAGE_LENGTH", "4.3" }, { 1, GL_MAX_DEBUG_LOGGED_MESSAGES, "GL_MAX_DEBUG_LOGGED_MESSAGES", "4.3" }, { 1, GL_MAX_DEBUG_GROUP_STACK_DEPTH, "GL_MAX_DEBUG_GROUP_STACK_DEPTH", "4.3" }, { 1, GL_MAX_LABEL_LENGTH, "GL_MAX_LABEL_LENGTH", "4.3" }, { 1, GL_MAX_UNIFORM_LOCATIONS, "GL_MAX_UNIFORM_LOCATIONS", "4.3" }, { 1, GL_MAX_FRAMEBUFFER_WIDTH, "GL_MAX_FRAMEBUFFER_WIDTH", "4.3" }, { 1, GL_MAX_FRAMEBUFFER_HEIGHT, "GL_MAX_FRAMEBUFFER_HEIGHT", "4.3" }, { 1, GL_MAX_FRAMEBUFFER_LAYERS, "GL_MAX_FRAMEBUFFER_LAYERS", "4.3" }, { 1, GL_MAX_FRAMEBUFFER_SAMPLES, "GL_MAX_FRAMEBUFFER_SAMPLES", "4.3" }, { 1, GL_MAX_WIDTH, "GL_MAX_WIDTH", "4.3" }, { 1, GL_MAX_HEIGHT, "GL_MAX_HEIGHT", "4.3" }, { 1, GL_MAX_DEPTH, "GL_MAX_DEPTH", "4.3" }, { 1, GL_MAX_LAYERS, "GL_MAX_LAYERS", "4.3" }, { 1, GL_MAX_COMBINED_DIMENSIONS, "GL_MAX_COMBINED_DIMENSIONS", "4.3" }, { 1, GL_MAX_NAME_LENGTH, "GL_MAX_NAME_LENGTH", "4.3" }, { 1, GL_MAX_NUM_ACTIVE_VARIABLES, "GL_MAX_NUM_ACTIVE_VARIABLES", "4.3" }, { 1, GL_MAX_NUM_COMPATIBLE_SUBROUTINES, "GL_MAX_NUM_COMPATIBLE_SUBROUTINES", "4.3" }, { 1, GL_MAX_VERTEX_SHADER_STORAGE_BLOCKS, "GL_MAX_VERTEX_SHADER_STORAGE_BLOCKS", "4.3" }, { 1, GL_MAX_GEOMETRY_SHADER_STORAGE_BLOCKS, "GL_MAX_GEOMETRY_SHADER_STORAGE_BLOCKS", "4.3" }, { 1, GL_MAX_TESS_CONTROL_SHADER_STORAGE_BLOCKS, "GL_MAX_TESS_CONTROL_SHADER_STORAGE_BLOCKS", "4.3" }, { 1, GL_MAX_TESS_EVALUATION_SHADER_STORAGE_BLOCKS, "GL_MAX_TESS_EVALUATION_SHADER_STORAGE_BLOCKS", "4.3" }, { 1, GL_MAX_FRAGMENT_SHADER_STORAGE_BLOCKS, "GL_MAX_FRAGMENT_SHADER_STORAGE_BLOCKS", "4.3" }, { 1, GL_MAX_COMPUTE_SHADER_STORAGE_BLOCKS, "GL_MAX_COMPUTE_SHADER_STORAGE_BLOCKS", "4.3" }, { 1, GL_MAX_COMBINED_SHADER_STORAGE_BLOCKS, "GL_MAX_COMBINED_SHADER_STORAGE_BLOCKS", "4.3" }, { 1, GL_MAX_SHADER_STORAGE_BUFFER_BINDINGS, "GL_MAX_SHADER_STORAGE_BUFFER_BINDINGS", "4.3" }, { 1, GL_MAX_SHADER_STORAGE_BLOCK_SIZE, "GL_MAX_SHADER_STORAGE_BLOCK_SIZE", "4.3" }, { 1, GL_MAX_COMBINED_SHADER_OUTPUT_RESOURCES, "GL_MAX_COMBINED_SHADER_OUTPUT_RESOURCES", "4.3" }, { 1, GL_MAX_VERTEX_ATTRIB_RELATIVE_OFFSET, "GL_MAX_VERTEX_ATTRIB_RELATIVE_OFFSET", "4.3" }, { 1, GL_MAX_VERTEX_ATTRIB_BINDINGS, "GL_MAX_VERTEX_ATTRIB_BINDINGS", "4.3" }, #endif #if defined(GL_VERSION_4_4) { 1, GL_MAX_VERTEX_ATTRIB_STRIDE, "GL_MAX_VERTEX_ATTRIB_STRIDE", "4.4" }, #endif #if defined(GL_VERSION_4_5) { 1, GL_MAX_CULL_DISTANCES, "GL_MAX_CULL_DISTANCES", "4.5" }, { 1, GL_MAX_COMBINED_CLIP_AND_CULL_DISTANCES, "GL_MAX_COMBINED_CLIP_AND_CULL_DISTANCES", "4.5" }, #endif #if defined(GL_VERSION_4_6) { 1, GL_MAX_TEXTURE_MAX_ANISOTROPY, "GL_MAX_TEXTURE_MAX_ANISOTROPY", "4.6" }, #endif #if defined(GL_ARB_transform_feedback3) { 1, GL_MAX_TRANSFORM_FEEDBACK_BUFFERS, "GL_MAX_TRANSFORM_FEEDBACK_BUFFERS", "GL_ARB_transform_feedback3" }, { 1, GL_MAX_VERTEX_STREAMS, "GL_MAX_VERTEX_STREAMS", "GL_ARB_transform_feedback3" }, #endif { 0, (GLenum) 0, NULL, NULL } }; GLint i, max[2]; const char *prev_ext = "none"; printf("%s limits:\n", oglstring); for (i = 0; limits[i].count; i++) { if (!limits[i].extension || version_supported(limits[i].extension, version) || extension_supported(limits[i].extension, extensions)) { glGetIntegerv(limits[i].token, max); if (glGetError() == GL_NO_ERROR) { if (limits[i].extension && strcmp(limits[i].extension, prev_ext) != 0) { printf(" %s:\n", limits[i].extension); prev_ext = limits[i].extension; } if (limits[i].count == 1) { printf(" %s = %d\n", limits[i].name, max[0]); } else { assert(limits[i].count == 2); printf(" %s = %d, %d\n", limits[i].name, max[0], max[1]); } } } } /* these don't fit into the above mechanism, unfortunately */ if (extension_supported("GL_ARB_imaging", extensions)) { extfuncs->GetConvolutionParameteriv(GL_CONVOLUTION_2D, GL_MAX_CONVOLUTION_WIDTH, max); extfuncs->GetConvolutionParameteriv(GL_CONVOLUTION_2D, GL_MAX_CONVOLUTION_HEIGHT, max+1); printf(" GL_ARB_imaging:\n"); printf(" GL_MAX_CONVOLUTION_WIDTH/HEIGHT = %d, %d\n", max[0], max[1]); } if (extension_supported("GL_ARB_texture_compression", extensions)) { GLint i, n; GLint *formats; printf(" GL_ARB_texture_compression:\n"); glGetIntegerv(GL_NUM_COMPRESSED_TEXTURE_FORMATS, &n); printf(" GL_NUM_COMPRESSED_TEXTURE_FORMATS = %d\n", n); formats = (GLint *) malloc(n * sizeof(GLint)); glGetIntegerv(GL_COMPRESSED_TEXTURE_FORMATS, formats); for (i = 0; i < n; i++) { printf(" %s\n", enum_name(formats[i])); } free(formats); } #if defined(GL_VERSION_4_3) if (version >= 43) { GLint i, n = 0; printf(" 4.3:\n"); glGetIntegerv(GL_NUM_SHADING_LANGUAGE_VERSIONS, &n); printf(" GL_NUM_SHADING_LANGUAGE_VERSIONS = %d\n", n); for (i = 0; i < n; i++) { printf(" %s\n", (const char *) extfuncs->GetStringi(GL_SHADING_LANGUAGE_VERSION, i)); } } #endif #if defined(GL_ARB_vertex_program) if (extension_supported("GL_ARB_vertex_program", extensions)) { print_program_limits(GL_VERTEX_PROGRAM_ARB, extfuncs); } #endif #if defined(GL_ARB_fragment_program) if (extension_supported("GL_ARB_fragment_program", extensions)) { print_program_limits(GL_FRAGMENT_PROGRAM_ARB, extfuncs); } #endif if (extension_supported("GL_ARB_vertex_shader", extensions)) { print_shader_limits(GL_VERTEX_SHADER_ARB); } if (extension_supported("GL_ARB_fragment_shader", extensions)) { print_shader_limits(GL_FRAGMENT_SHADER_ARB); } if (version >= 32) { print_shader_limits(GL_GEOMETRY_SHADER); } } /** * Return string representation for bits in a bitmask. */ const char * bitmask_to_string(const struct bit_info bits[], int numBits, int mask) { static char buffer[256], *p; int i; strcpy(buffer, "(none)"); p = buffer; for (i = 0; i < numBits; i++) { if (mask & bits[i].bit) { if (p > buffer) *p++ = ','; strcpy(p, bits[i].name); p += strlen(bits[i].name); } } return buffer; } /** * Return string representation for the bitmask returned by * GL_CONTEXT_PROFILE_MASK (OpenGL 3.2 or later). */ const char * profile_mask_string(int mask) { const static struct bit_info bits[] = { #ifdef GL_CONTEXT_CORE_PROFILE_BIT { GL_CONTEXT_CORE_PROFILE_BIT, "core profile"}, #endif #ifdef GL_CONTEXT_COMPATIBILITY_PROFILE_BIT { GL_CONTEXT_COMPATIBILITY_PROFILE_BIT, "compatibility profile" } #endif }; return bitmask_to_string(bits, ELEMENTS(bits), mask); } /** * Return string representation for the bitmask returned by * GL_CONTEXT_FLAGS (OpenGL 3.0 or later). */ const char * context_flags_string(int mask) { const static struct bit_info bits[] = { { GL_CONTEXT_FLAG_FORWARD_COMPATIBLE_BIT, "forward-compatible" }, { GL_CONTEXT_FLAG_ROBUST_ACCESS_BIT_ARB, "robust-access" }, { GL_CONTEXT_FLAG_DEBUG_BIT, "debug" }, { GL_CONTEXT_FLAG_NO_ERROR_BIT_KHR, "no-error" }, }; return bitmask_to_string(bits, ELEMENTS(bits), mask); } static void usage(void) { #ifdef _WIN32 printf("Usage: wglinfo [-v] [-t] [-h] [-b] [-l] [-s]\n"); #else printf("Usage: glxinfo [-v] [-t] [-h] [-b] [-l] [-s] [-i] [-display ]\n"); printf("\t-display : Print GLX visuals on specified server.\n"); printf("\t-i: Force an indirect rendering context.\n"); #endif printf("\t-B: brief output, print only the basics.\n"); printf("\t-v: Print visuals info in verbose form.\n"); printf("\t-t: Print verbose visual information table.\n"); printf("\t-h: This information.\n"); printf("\t-b: Find the 'best' visual and print its number.\n"); printf("\t-l: Print interesting OpenGL limits.\n"); printf("\t-s: Print a single extension per line.\n"); } void parse_args(int argc, char *argv[], struct options *options) { int i; options->mode = Normal; options->findBest = GL_FALSE; options->limits = GL_FALSE; options->singleLine = GL_FALSE; options->displayName = NULL; options->allowDirect = GL_TRUE; for (i = 1; i < argc; i++) { #ifndef _WIN32 if (strcmp(argv[i], "-display") == 0 && i + 1 < argc) { options->displayName = argv[i + 1]; i++; } else if (strcmp(argv[i], "-i") == 0) { options->allowDirect = GL_FALSE; } else #endif if (strcmp(argv[i], "-t") == 0) { options->mode = Wide; } else if (strcmp(argv[i], "-v") == 0) { options->mode = Verbose; } else if (strcmp(argv[i], "-B") == 0) { options->mode = Brief; } else if (strcmp(argv[i], "-b") == 0) { options->findBest = GL_TRUE; } else if (strcmp(argv[i], "-l") == 0) { options->limits = GL_TRUE; } else if (strcmp(argv[i], "-h") == 0) { usage(); exit(0); } else if(strcmp(argv[i], "-s") == 0) { options->singleLine = GL_TRUE; } else { printf("Unknown option `%s'\n", argv[i]); usage(); exit(0); } } } static void query_ATI_meminfo(void) { #ifdef GL_ATI_meminfo int i[4]; printf("Memory info (GL_ATI_meminfo):\n"); glGetIntegerv(GL_VBO_FREE_MEMORY_ATI, i); printf(" VBO free memory - total: %u MB, largest block: %u MB\n", i[0] / 1024, i[1] / 1024); printf(" VBO free aux. memory - total: %u MB, largest block: %u MB\n", i[2] / 1024, i[3] / 1024); glGetIntegerv(GL_TEXTURE_FREE_MEMORY_ATI, i); printf(" Texture free memory - total: %u MB, largest block: %u MB\n", i[0] / 1024, i[1] / 1024); printf(" Texture free aux. memory - total: %u MB, largest block: %u MB\n", i[2] / 1024, i[3] / 1024); glGetIntegerv(GL_RENDERBUFFER_FREE_MEMORY_ATI, i); printf(" Renderbuffer free memory - total: %u MB, largest block: %u MB\n", i[0] / 1024, i[1] / 1024); printf(" Renderbuffer free aux. memory - total: %u MB, largest block: %u MB\n", i[2] / 1024, i[3] / 1024); #endif } static void query_NVX_gpu_memory_info(void) { #ifdef GL_NVX_gpu_memory_info int i; printf("Memory info (GL_NVX_gpu_memory_info):\n"); glGetIntegerv(GL_GPU_MEMORY_INFO_DEDICATED_VIDMEM_NVX, &i); printf(" Dedicated video memory: %u MB\n", i / 1024); glGetIntegerv(GL_GPU_MEMORY_INFO_TOTAL_AVAILABLE_MEMORY_NVX, &i); printf(" Total available memory: %u MB\n", i / 1024); glGetIntegerv(GL_GPU_MEMORY_INFO_CURRENT_AVAILABLE_VIDMEM_NVX, &i); printf(" Currently available dedicated video memory: %u MB\n", i / 1024); #endif } void print_gpu_memory_info(const char *glExtensions) { if (strstr(glExtensions, "GL_ATI_meminfo")) query_ATI_meminfo(); if (strstr(glExtensions, "GL_NVX_gpu_memory_info")) query_NVX_gpu_memory_info(); }