/** Adds GL limits to the json data structure.
* (C) 2014-2015 Wildfire Games (0 A.D.), ported by Joerg Henrichs
*/
void getGLLimits(HardwareStats::Json *json)
{
// Various macros to make the data assembly shorter.
#define INTEGER(id) \
do { \
GLint i = -1; \
glGetIntegerv(GL_##id, &i); \
if (glGetError()==GL_NO_ERROR) \
json->add("GL_"#id, i); \
} while (false)
#define INTEGER2(id) \
do { \
GLint i[2] = { -1, -1 }; \
glGetIntegerv(GL_##id, i); \
if (glGetError()==GL_NO_ERROR) { \
json->add("GL_"#id"[0]", i[0]); \
json->add("GL_"#id"[1]", i[1]); \
} \
} while (false)
#define FLOAT(id) \
do { \
GLfloat f = -1.0f; \
glGetFloatv(GL_##id, &f); \
if (glGetError()==GL_NO_ERROR) \
json->add("GL_"#id, f); \
} while (false)
#define FLOAT2(id) \
do { \
GLfloat f[2] = {-1.0f, -1.0f}; \
glGetFloatv(GL_##id, f); \
if (glGetError()==GL_NO_ERROR) { \
json->add("GL_"#id"[0]", f[0]); \
json->add("GL_"#id"[1]", f[1]); \
} \
} while (false)
#define STRING(id) \
do { \
const char* c = (const char*)glGetString(GL_##id); \
if(!c) c=""; \
json->add("GL_"#id, c); \
} while (false)
STRING(VERSION);
STRING(VENDOR);
STRING(RENDERER);
INTEGER(SUBPIXEL_BITS);
INTEGER(MAX_TEXTURE_SIZE);
INTEGER(MAX_CUBE_MAP_TEXTURE_SIZE);
INTEGER2(MAX_VIEWPORT_DIMS);
FLOAT2(ALIASED_POINT_SIZE_RANGE);
FLOAT2(ALIASED_LINE_WIDTH_RANGE);
INTEGER(SAMPLE_BUFFERS);
INTEGER(SAMPLES);
// TODO: compressed texture formats
INTEGER(RED_BITS);
INTEGER(GREEN_BITS);
INTEGER(BLUE_BITS);
INTEGER(ALPHA_BITS);
INTEGER(DEPTH_BITS);
INTEGER(STENCIL_BITS);
return;
#ifdef NOT_DONE_YET
#define QUERY(target, pname) do { \
GLint i = -1; \
pglGetQueryivARB(GL_##target, GL_##pname, &i); \
if (ogl_SquelchError(GL_INVALID_ENUM)) \
scriptInterface.SetProperty(settings, "GL_" #target ".GL_" #pname, errstr); \
else \
scriptInterface.SetProperty(settings, "GL_" #target ".GL_" #pname, i); \
} while (false)
#define VERTEXPROGRAM(id) do { \
GLint i = -1; \
pglGetProgramivARB(GL_VERTEX_PROGRAM_ARB, GL_##id, &i); \
if (ogl_SquelchError(GL_INVALID_ENUM)) \
scriptInterface.SetProperty(settings, "GL_VERTEX_PROGRAM_ARB.GL_" #id, errstr); \
else \
scriptInterface.SetProperty(settings, "GL_VERTEX_PROGRAM_ARB.GL_" #id, i); \
} while (false)
#define FRAGMENTPROGRAM(id) do { \
GLint i = -1; \
pglGetProgramivARB(GL_FRAGMENT_PROGRAM_ARB, GL_##id, &i); \
if (ogl_SquelchError(GL_INVALID_ENUM)) \
scriptInterface.SetProperty(settings, "GL_FRAGMENT_PROGRAM_ARB.GL_" #id, errstr); \
else \
scriptInterface.SetProperty(settings, "GL_FRAGMENT_PROGRAM_ARB.GL_" #id, i); \
} while (false)
#define BOOL(id) INTEGER(id)
#if !CONFIG2_GLES
INTEGER(MAX_LIGHTS);
INTEGER(MAX_CLIP_PLANES);
// Skip MAX_COLOR_MATRIX_STACK_DEPTH (only in imaging subset)
INTEGER(MAX_MODELVIEW_STACK_DEPTH);
INTEGER(MAX_PROJECTION_STACK_DEPTH);
INTEGER(MAX_TEXTURE_STACK_DEPTH);
#endif
#if !CONFIG2_GLES
INTEGER(MAX_3D_TEXTURE_SIZE);
#endif
#if !CONFIG2_GLES
INTEGER(MAX_PIXEL_MAP_TABLE);
INTEGER(MAX_NAME_STACK_DEPTH);
INTEGER(MAX_LIST_NESTING);
INTEGER(MAX_EVAL_ORDER);
#endif
#if !CONFIG2_GLES
INTEGER(MAX_ATTRIB_STACK_DEPTH);
INTEGER(MAX_CLIENT_ATTRIB_STACK_DEPTH);
INTEGER(AUX_BUFFERS);
BOOL(RGBA_MODE);
BOOL(INDEX_MODE);
BOOL(DOUBLEBUFFER);
BOOL(STEREO);
#endif
#if !CONFIG2_GLES
FLOAT2(SMOOTH_POINT_SIZE_RANGE);
FLOAT(SMOOTH_POINT_SIZE_GRANULARITY);
#endif
#if !CONFIG2_GLES
FLOAT2(SMOOTH_LINE_WIDTH_RANGE);
FLOAT(SMOOTH_LINE_WIDTH_GRANULARITY);
// Skip MAX_CONVOLUTION_WIDTH, MAX_CONVOLUTION_HEIGHT (only in imaging subset)
INTEGER(MAX_ELEMENTS_INDICES);
INTEGER(MAX_ELEMENTS_VERTICES);
INTEGER(MAX_TEXTURE_UNITS);
#endif
#if !CONFIG2_GLES
INTEGER(INDEX_BITS);
#endif
#if !CONFIG2_GLES
INTEGER(ACCUM_RED_BITS);
INTEGER(ACCUM_GREEN_BITS);
INTEGER(ACCUM_BLUE_BITS);
INTEGER(ACCUM_ALPHA_BITS);
#endif
#if !CONFIG2_GLES
// Core OpenGL 2.0 (treated as extensions):
if (ogl_HaveExtension("GL_EXT_texture_lod_bias"))
{
FLOAT(MAX_TEXTURE_LOD_BIAS_EXT);
}
if (ogl_HaveExtension("GL_ARB_occlusion_query"))
{
QUERY(SAMPLES_PASSED, QUERY_COUNTER_BITS);
}
if (ogl_HaveExtension("GL_ARB_shading_language_100"))
{
STRING(SHADING_LANGUAGE_VERSION_ARB);
}
if (ogl_HaveExtension("GL_ARB_vertex_shader"))
{
INTEGER(MAX_VERTEX_ATTRIBS_ARB);
INTEGER(MAX_VERTEX_UNIFORM_COMPONENTS_ARB);
INTEGER(MAX_VARYING_FLOATS_ARB);
INTEGER(MAX_COMBINED_TEXTURE_IMAGE_UNITS_ARB);
INTEGER(MAX_VERTEX_TEXTURE_IMAGE_UNITS_ARB);
}
if (ogl_HaveExtension("GL_ARB_fragment_shader"))
{
INTEGER(MAX_FRAGMENT_UNIFORM_COMPONENTS_ARB);
}
if (ogl_HaveExtension("GL_ARB_vertex_shader") || ogl_HaveExtension("GL_ARB_fragment_shader") ||
ogl_HaveExtension("GL_ARB_vertex_program") || ogl_HaveExtension("GL_ARB_fragment_program"))
{
INTEGER(MAX_TEXTURE_IMAGE_UNITS_ARB);
INTEGER(MAX_TEXTURE_COORDS_ARB);
}
if (ogl_HaveExtension("GL_ARB_draw_buffers"))
{
INTEGER(MAX_DRAW_BUFFERS_ARB);
}
// Core OpenGL 3.0:
if (ogl_HaveExtension("GL_EXT_gpu_shader4"))
{
INTEGER(MIN_PROGRAM_TEXEL_OFFSET); // no _EXT version of these in glext.h
INTEGER(MAX_PROGRAM_TEXEL_OFFSET);
}
if (ogl_HaveExtension("GL_EXT_framebuffer_object"))
{
INTEGER(MAX_COLOR_ATTACHMENTS_EXT);
INTEGER(MAX_RENDERBUFFER_SIZE_EXT);
}
if (ogl_HaveExtension("GL_EXT_framebuffer_multisample"))
{
INTEGER(MAX_SAMPLES_EXT);
}
if (ogl_HaveExtension("GL_EXT_texture_array"))
{
INTEGER(MAX_ARRAY_TEXTURE_LAYERS_EXT);
}
if (ogl_HaveExtension("GL_EXT_transform_feedback"))
{
INTEGER(MAX_TRANSFORM_FEEDBACK_INTERLEAVED_COMPONENTS_EXT);
INTEGER(MAX_TRANSFORM_FEEDBACK_SEPARATE_ATTRIBS_EXT);
INTEGER(MAX_TRANSFORM_FEEDBACK_SEPARATE_COMPONENTS_EXT);
}
// Other interesting extensions:
if (ogl_HaveExtension("GL_EXT_timer_query") || ogl_HaveExtension("GL_ARB_timer_query"))
{
QUERY(TIME_ELAPSED, QUERY_COUNTER_BITS);
}
if (ogl_HaveExtension("GL_ARB_timer_query"))
{
QUERY(TIMESTAMP, QUERY_COUNTER_BITS);
}
if (ogl_HaveExtension("GL_EXT_texture_filter_anisotropic"))
{
FLOAT(MAX_TEXTURE_MAX_ANISOTROPY_EXT);
}
if (ogl_HaveExtension("GL_ARB_texture_rectangle"))
{
INTEGER(MAX_RECTANGLE_TEXTURE_SIZE_ARB);
}
if (ogl_HaveExtension("GL_ARB_vertex_program") || ogl_HaveExtension("GL_ARB_fragment_program"))
{
INTEGER(MAX_PROGRAM_MATRICES_ARB);
INTEGER(MAX_PROGRAM_MATRIX_STACK_DEPTH_ARB);
}
if (ogl_HaveExtension("GL_ARB_vertex_program"))
{
VERTEXPROGRAM(MAX_PROGRAM_ENV_PARAMETERS_ARB);
VERTEXPROGRAM(MAX_PROGRAM_LOCAL_PARAMETERS_ARB);
VERTEXPROGRAM(MAX_PROGRAM_INSTRUCTIONS_ARB);
VERTEXPROGRAM(MAX_PROGRAM_TEMPORARIES_ARB);
VERTEXPROGRAM(MAX_PROGRAM_PARAMETERS_ARB);
VERTEXPROGRAM(MAX_PROGRAM_ATTRIBS_ARB);
VERTEXPROGRAM(MAX_PROGRAM_ADDRESS_REGISTERS_ARB);
VERTEXPROGRAM(MAX_PROGRAM_NATIVE_INSTRUCTIONS_ARB);
VERTEXPROGRAM(MAX_PROGRAM_NATIVE_TEMPORARIES_ARB);
VERTEXPROGRAM(MAX_PROGRAM_NATIVE_PARAMETERS_ARB);
VERTEXPROGRAM(MAX_PROGRAM_NATIVE_ATTRIBS_ARB);
VERTEXPROGRAM(MAX_PROGRAM_NATIVE_ADDRESS_REGISTERS_ARB);
if (ogl_HaveExtension("GL_ARB_fragment_program"))
{
// The spec seems to say these should be supported, but
// Mesa complains about them so let's not bother
/*
VERTEXPROGRAM(MAX_PROGRAM_ALU_INSTRUCTIONS_ARB);
VERTEXPROGRAM(MAX_PROGRAM_TEX_INSTRUCTIONS_ARB);
VERTEXPROGRAM(MAX_PROGRAM_TEX_INDIRECTIONS_ARB);
VERTEXPROGRAM(MAX_PROGRAM_NATIVE_ALU_INSTRUCTIONS_ARB);
VERTEXPROGRAM(MAX_PROGRAM_NATIVE_TEX_INSTRUCTIONS_ARB);
VERTEXPROGRAM(MAX_PROGRAM_NATIVE_TEX_INDIRECTIONS_ARB);
*/
}
}
if (ogl_HaveExtension("GL_ARB_fragment_program"))
{
FRAGMENTPROGRAM(MAX_PROGRAM_ENV_PARAMETERS_ARB);
FRAGMENTPROGRAM(MAX_PROGRAM_LOCAL_PARAMETERS_ARB);
FRAGMENTPROGRAM(MAX_PROGRAM_INSTRUCTIONS_ARB);
FRAGMENTPROGRAM(MAX_PROGRAM_ALU_INSTRUCTIONS_ARB);
FRAGMENTPROGRAM(MAX_PROGRAM_TEX_INSTRUCTIONS_ARB);
FRAGMENTPROGRAM(MAX_PROGRAM_TEX_INDIRECTIONS_ARB);
FRAGMENTPROGRAM(MAX_PROGRAM_TEMPORARIES_ARB);
FRAGMENTPROGRAM(MAX_PROGRAM_PARAMETERS_ARB);
FRAGMENTPROGRAM(MAX_PROGRAM_ATTRIBS_ARB);
FRAGMENTPROGRAM(MAX_PROGRAM_NATIVE_INSTRUCTIONS_ARB);
FRAGMENTPROGRAM(MAX_PROGRAM_NATIVE_ALU_INSTRUCTIONS_ARB);
FRAGMENTPROGRAM(MAX_PROGRAM_NATIVE_TEX_INSTRUCTIONS_ARB);
FRAGMENTPROGRAM(MAX_PROGRAM_NATIVE_TEX_INDIRECTIONS_ARB);
FRAGMENTPROGRAM(MAX_PROGRAM_NATIVE_TEMPORARIES_ARB);
FRAGMENTPROGRAM(MAX_PROGRAM_NATIVE_PARAMETERS_ARB);
FRAGMENTPROGRAM(MAX_PROGRAM_NATIVE_ATTRIBS_ARB);
if (ogl_HaveExtension("GL_ARB_vertex_program"))
{
// The spec seems to say these should be supported, but
// Intel drivers on Windows complain about them so let's not bother
/*
FRAGMENTPROGRAM(MAX_PROGRAM_ADDRESS_REGISTERS_ARB);
FRAGMENTPROGRAM(MAX_PROGRAM_NATIVE_ADDRESS_REGISTERS_ARB);
*/
}
}
if (ogl_HaveExtension("GL_ARB_geometry_shader4"))
{
INTEGER(MAX_GEOMETRY_TEXTURE_IMAGE_UNITS_ARB);
INTEGER(MAX_GEOMETRY_OUTPUT_VERTICES_ARB);
INTEGER(MAX_GEOMETRY_TOTAL_OUTPUT_COMPONENTS_ARB);
INTEGER(MAX_GEOMETRY_UNIFORM_COMPONENTS_ARB);
INTEGER(MAX_GEOMETRY_VARYING_COMPONENTS_ARB);
INTEGER(MAX_VERTEX_VARYING_COMPONENTS_ARB);
}
#else // CONFIG2_GLES
// Core OpenGL ES 2.0:
STRING(SHADING_LANGUAGE_VERSION);
INTEGER(MAX_VERTEX_ATTRIBS);
INTEGER(MAX_VERTEX_UNIFORM_VECTORS);
INTEGER(MAX_VARYING_VECTORS);
INTEGER(MAX_COMBINED_TEXTURE_IMAGE_UNITS);
INTEGER(MAX_VERTEX_TEXTURE_IMAGE_UNITS);
INTEGER(MAX_FRAGMENT_UNIFORM_VECTORS);
INTEGER(MAX_TEXTURE_IMAGE_UNITS);
INTEGER(MAX_RENDERBUFFER_SIZE);
#endif // CONFIG2_GLES
#ifdef SDL_VIDEO_DRIVER_X11
#define GLXQCR_INTEGER(id) do { \
unsigned int i = UINT_MAX; \
if (pglXQueryCurrentRendererIntegerMESA(id, &i)) \
scriptInterface.SetProperty(settings, #id, i); \
} while (false)
#define GLXQCR_INTEGER2(id) do { \
unsigned int i[2] = { UINT_MAX, UINT_MAX }; \
if (pglXQueryCurrentRendererIntegerMESA(id, i)) { \
scriptInterface.SetProperty(settings, #id "[0]", i[0]); \
scriptInterface.SetProperty(settings, #id "[1]", i[1]); \
} \
} while (false)
#define GLXQCR_INTEGER3(id) do { \
unsigned int i[3] = { UINT_MAX, UINT_MAX, UINT_MAX }; \
if (pglXQueryCurrentRendererIntegerMESA(id, i)) { \
scriptInterface.SetProperty(settings, #id "[0]", i[0]); \
scriptInterface.SetProperty(settings, #id "[1]", i[1]); \
scriptInterface.SetProperty(settings, #id "[2]", i[2]); \
} \
} while (false)
#define GLXQCR_STRING(id) do { \
const char* str = pglXQueryCurrentRendererStringMESA(id); \
if (str) \
scriptInterface.SetProperty(settings, #id ".string", str); \
} while (false)
SDL_SysWMinfo wminfo;
SDL_VERSION(&wminfo.version);
if (SDL_GetWMInfo(&wminfo) && wminfo.subsystem == SDL_SYSWM_X11)
{
Display* dpy = wminfo.info.x11.gfxdisplay;
int scrnum = DefaultScreen(dpy);
const char* glxexts = glXQueryExtensionsString(dpy, scrnum);
scriptInterface.SetProperty(settings, "glx_extensions", glxexts);
if (strstr(glxexts, "GLX_MESA_query_renderer") && pglXQueryCurrentRendererIntegerMESA && pglXQueryCurrentRendererStringMESA)
{
GLXQCR_INTEGER(GLX_RENDERER_VENDOR_ID_MESA);
GLXQCR_INTEGER(GLX_RENDERER_DEVICE_ID_MESA);
GLXQCR_INTEGER3(GLX_RENDERER_VERSION_MESA);
GLXQCR_INTEGER(GLX_RENDERER_ACCELERATED_MESA);
GLXQCR_INTEGER(GLX_RENDERER_VIDEO_MEMORY_MESA);
GLXQCR_INTEGER(GLX_RENDERER_UNIFIED_MEMORY_ARCHITECTURE_MESA);
GLXQCR_INTEGER(GLX_RENDERER_PREFERRED_PROFILE_MESA);
GLXQCR_INTEGER2(GLX_RENDERER_OPENGL_CORE_PROFILE_VERSION_MESA);
GLXQCR_INTEGER2(GLX_RENDERER_OPENGL_COMPATIBILITY_PROFILE_VERSION_MESA);
GLXQCR_INTEGER2(GLX_RENDERER_OPENGL_ES_PROFILE_VERSION_MESA);
GLXQCR_INTEGER2(GLX_RENDERER_OPENGL_ES2_PROFILE_VERSION_MESA);
GLXQCR_STRING(GLX_RENDERER_VENDOR_ID_MESA);
GLXQCR_STRING(GLX_RENDERER_DEVICE_ID_MESA);
}
}
#endif // SDL_VIDEO_DRIVER_X11
#endif // ifdef XX
} // getGLLimits
static void ReportGLLimits(ScriptInterface& scriptInterface, CScriptValRooted settings)
{
const char* errstr = "(error)";
#define INTEGER(id) do { \
GLint i = -1; \
glGetIntegerv(GL_##id, &i); \
if (ogl_SquelchError(GL_INVALID_ENUM)) \
scriptInterface.SetProperty(settings.get(), "GL_" #id, errstr); \
else \
scriptInterface.SetProperty(settings.get(), "GL_" #id, i); \
} while (false)
#define INTEGER2(id) do { \
GLint i[2] = { -1, -1 }; \
glGetIntegerv(GL_##id, i); \
if (ogl_SquelchError(GL_INVALID_ENUM)) { \
scriptInterface.SetProperty(settings.get(), "GL_" #id "[0]", errstr); \
scriptInterface.SetProperty(settings.get(), "GL_" #id "[1]", errstr); \
} else { \
scriptInterface.SetProperty(settings.get(), "GL_" #id "[0]", i[0]); \
scriptInterface.SetProperty(settings.get(), "GL_" #id "[1]", i[1]); \
} \
} while (false)
#define FLOAT(id) do { \
GLfloat f = std::numeric_limits<GLfloat>::quiet_NaN(); \
glGetFloatv(GL_##id, &f); \
if (ogl_SquelchError(GL_INVALID_ENUM)) \
scriptInterface.SetProperty(settings.get(), "GL_" #id, errstr); \
else \
scriptInterface.SetProperty(settings.get(), "GL_" #id, f); \
} while (false)
#define FLOAT2(id) do { \
GLfloat f[2] = { std::numeric_limits<GLfloat>::quiet_NaN(), std::numeric_limits<GLfloat>::quiet_NaN() }; \
glGetFloatv(GL_##id, f); \
if (ogl_SquelchError(GL_INVALID_ENUM)) { \
scriptInterface.SetProperty(settings.get(), "GL_" #id "[0]", errstr); \
scriptInterface.SetProperty(settings.get(), "GL_" #id "[1]", errstr); \
} else { \
scriptInterface.SetProperty(settings.get(), "GL_" #id "[0]", f[0]); \
scriptInterface.SetProperty(settings.get(), "GL_" #id "[1]", f[1]); \
} \
} while (false)
#define STRING(id) do { \
const char* c = (const char*)glGetString(GL_##id); \
if (!c) c = ""; \
if (ogl_SquelchError(GL_INVALID_ENUM)) c = errstr; \
scriptInterface.SetProperty(settings.get(), "GL_" #id, std::string(c)); \
} while (false)
#define QUERY(target, pname) do { \
GLint i = -1; \
pglGetQueryivARB(GL_##target, GL_##pname, &i); \
if (ogl_SquelchError(GL_INVALID_ENUM)) \
scriptInterface.SetProperty(settings.get(), "GL_" #target ".GL_" #pname, errstr); \
else \
scriptInterface.SetProperty(settings.get(), "GL_" #target ".GL_" #pname, i); \
} while (false)
#define VERTEXPROGRAM(id) do { \
GLint i = -1; \
pglGetProgramivARB(GL_VERTEX_PROGRAM_ARB, GL_##id, &i); \
if (ogl_SquelchError(GL_INVALID_ENUM)) \
scriptInterface.SetProperty(settings.get(), "GL_VERTEX_PROGRAM_ARB.GL_" #id, errstr); \
else \
scriptInterface.SetProperty(settings.get(), "GL_VERTEX_PROGRAM_ARB.GL_" #id, i); \
} while (false)
#define FRAGMENTPROGRAM(id) do { \
GLint i = -1; \
pglGetProgramivARB(GL_FRAGMENT_PROGRAM_ARB, GL_##id, &i); \
if (ogl_SquelchError(GL_INVALID_ENUM)) \
scriptInterface.SetProperty(settings.get(), "GL_FRAGMENT_PROGRAM_ARB.GL_" #id, errstr); \
else \
scriptInterface.SetProperty(settings.get(), "GL_FRAGMENT_PROGRAM_ARB.GL_" #id, i); \
} while (false)
#define BOOL(id) INTEGER(id)
ogl_WarnIfError();
// Core OpenGL 1.3:
// (We don't bother checking extension strings for anything older than 1.3;
// it'll just produce harmless warnings)
STRING(VERSION);
STRING(VENDOR);
STRING(RENDERER);
STRING(EXTENSIONS);
#if !CONFIG2_GLES
INTEGER(MAX_LIGHTS);
INTEGER(MAX_CLIP_PLANES);
// Skip MAX_COLOR_MATRIX_STACK_DEPTH (only in imaging subset)
INTEGER(MAX_MODELVIEW_STACK_DEPTH);
INTEGER(MAX_PROJECTION_STACK_DEPTH);
INTEGER(MAX_TEXTURE_STACK_DEPTH);
#endif
INTEGER(SUBPIXEL_BITS);
#if !CONFIG2_GLES
INTEGER(MAX_3D_TEXTURE_SIZE);
#endif
INTEGER(MAX_TEXTURE_SIZE);
INTEGER(MAX_CUBE_MAP_TEXTURE_SIZE);
#if !CONFIG2_GLES
INTEGER(MAX_PIXEL_MAP_TABLE);
INTEGER(MAX_NAME_STACK_DEPTH);
INTEGER(MAX_LIST_NESTING);
INTEGER(MAX_EVAL_ORDER);
#endif
INTEGER2(MAX_VIEWPORT_DIMS);
#if !CONFIG2_GLES
INTEGER(MAX_ATTRIB_STACK_DEPTH);
INTEGER(MAX_CLIENT_ATTRIB_STACK_DEPTH);
INTEGER(AUX_BUFFERS);
BOOL(RGBA_MODE);
BOOL(INDEX_MODE);
BOOL(DOUBLEBUFFER);
BOOL(STEREO);
#endif
FLOAT2(ALIASED_POINT_SIZE_RANGE);
#if !CONFIG2_GLES
FLOAT2(SMOOTH_POINT_SIZE_RANGE);
FLOAT(SMOOTH_POINT_SIZE_GRANULARITY);
#endif
FLOAT2(ALIASED_LINE_WIDTH_RANGE);
#if !CONFIG2_GLES
FLOAT2(SMOOTH_LINE_WIDTH_RANGE);
FLOAT(SMOOTH_LINE_WIDTH_GRANULARITY);
// Skip MAX_CONVOLUTION_WIDTH, MAX_CONVOLUTION_HEIGHT (only in imaging subset)
INTEGER(MAX_ELEMENTS_INDICES);
INTEGER(MAX_ELEMENTS_VERTICES);
INTEGER(MAX_TEXTURE_UNITS);
#endif
INTEGER(SAMPLE_BUFFERS);
INTEGER(SAMPLES);
// TODO: compressed texture formats
INTEGER(RED_BITS);
INTEGER(GREEN_BITS);
INTEGER(BLUE_BITS);
INTEGER(ALPHA_BITS);
#if !CONFIG2_GLES
INTEGER(INDEX_BITS);
#endif
INTEGER(DEPTH_BITS);
INTEGER(STENCIL_BITS);
#if !CONFIG2_GLES
INTEGER(ACCUM_RED_BITS);
INTEGER(ACCUM_GREEN_BITS);
INTEGER(ACCUM_BLUE_BITS);
INTEGER(ACCUM_ALPHA_BITS);
#endif
#if !CONFIG2_GLES
// Core OpenGL 2.0 (treated as extensions):
if (ogl_HaveExtension("GL_EXT_texture_lod_bias"))
{
FLOAT(MAX_TEXTURE_LOD_BIAS_EXT);
}
if (ogl_HaveExtension("GL_ARB_occlusion_query"))
{
QUERY(SAMPLES_PASSED, QUERY_COUNTER_BITS);
}
if (ogl_HaveExtension("GL_ARB_shading_language_100"))
{
STRING(SHADING_LANGUAGE_VERSION_ARB);
}
if (ogl_HaveExtension("GL_ARB_vertex_shader"))
{
INTEGER(MAX_VERTEX_ATTRIBS_ARB);
INTEGER(MAX_VERTEX_UNIFORM_COMPONENTS_ARB);
INTEGER(MAX_VARYING_FLOATS_ARB);
INTEGER(MAX_COMBINED_TEXTURE_IMAGE_UNITS_ARB);
INTEGER(MAX_VERTEX_TEXTURE_IMAGE_UNITS_ARB);
}
if (ogl_HaveExtension("GL_ARB_fragment_shader"))
{
INTEGER(MAX_FRAGMENT_UNIFORM_COMPONENTS_ARB);
}
if (ogl_HaveExtension("GL_ARB_vertex_shader") || ogl_HaveExtension("GL_ARB_fragment_shader") ||
ogl_HaveExtension("GL_ARB_vertex_program") || ogl_HaveExtension("GL_ARB_fragment_program"))
{
INTEGER(MAX_TEXTURE_IMAGE_UNITS_ARB);
INTEGER(MAX_TEXTURE_COORDS_ARB);
}
if (ogl_HaveExtension("GL_ARB_draw_buffers"))
{
INTEGER(MAX_DRAW_BUFFERS_ARB);
}
// Core OpenGL 3.0:
if (ogl_HaveExtension("GL_EXT_gpu_shader4"))
{
INTEGER(MIN_PROGRAM_TEXEL_OFFSET); // no _EXT version of these in glext.h
INTEGER(MAX_PROGRAM_TEXEL_OFFSET);
}
if (ogl_HaveExtension("GL_EXT_framebuffer_object"))
{
INTEGER(MAX_COLOR_ATTACHMENTS_EXT);
INTEGER(MAX_RENDERBUFFER_SIZE_EXT);
}
if (ogl_HaveExtension("GL_EXT_framebuffer_multisample"))
{
INTEGER(MAX_SAMPLES_EXT);
}
if (ogl_HaveExtension("GL_EXT_texture_array"))
{
INTEGER(MAX_ARRAY_TEXTURE_LAYERS_EXT);
}
if (ogl_HaveExtension("GL_EXT_transform_feedback"))
{
INTEGER(MAX_TRANSFORM_FEEDBACK_INTERLEAVED_COMPONENTS_EXT);
INTEGER(MAX_TRANSFORM_FEEDBACK_SEPARATE_ATTRIBS_EXT);
INTEGER(MAX_TRANSFORM_FEEDBACK_SEPARATE_COMPONENTS_EXT);
}
// Other interesting extensions:
if (ogl_HaveExtension("GL_EXT_timer_query") || ogl_HaveExtension("GL_ARB_timer_query"))
{
QUERY(TIME_ELAPSED, QUERY_COUNTER_BITS);
}
if (ogl_HaveExtension("GL_ARB_timer_query"))
{
QUERY(TIMESTAMP, QUERY_COUNTER_BITS);
}
if (ogl_HaveExtension("GL_EXT_texture_filter_anisotropic"))
{
FLOAT(MAX_TEXTURE_MAX_ANISOTROPY_EXT);
}
if (ogl_HaveExtension("GL_ARB_texture_rectangle"))
{
INTEGER(MAX_RECTANGLE_TEXTURE_SIZE_ARB);
}
if (ogl_HaveExtension("GL_ARB_vertex_program") || ogl_HaveExtension("GL_ARB_fragment_program"))
{
INTEGER(MAX_PROGRAM_MATRICES_ARB);
INTEGER(MAX_PROGRAM_MATRIX_STACK_DEPTH_ARB);
}
if (ogl_HaveExtension("GL_ARB_vertex_program"))
{
VERTEXPROGRAM(MAX_PROGRAM_ENV_PARAMETERS_ARB);
VERTEXPROGRAM(MAX_PROGRAM_LOCAL_PARAMETERS_ARB);
VERTEXPROGRAM(MAX_PROGRAM_INSTRUCTIONS_ARB);
VERTEXPROGRAM(MAX_PROGRAM_TEMPORARIES_ARB);
VERTEXPROGRAM(MAX_PROGRAM_PARAMETERS_ARB);
VERTEXPROGRAM(MAX_PROGRAM_ATTRIBS_ARB);
VERTEXPROGRAM(MAX_PROGRAM_ADDRESS_REGISTERS_ARB);
VERTEXPROGRAM(MAX_PROGRAM_NATIVE_INSTRUCTIONS_ARB);
VERTEXPROGRAM(MAX_PROGRAM_NATIVE_TEMPORARIES_ARB);
VERTEXPROGRAM(MAX_PROGRAM_NATIVE_PARAMETERS_ARB);
VERTEXPROGRAM(MAX_PROGRAM_NATIVE_ATTRIBS_ARB);
VERTEXPROGRAM(MAX_PROGRAM_NATIVE_ADDRESS_REGISTERS_ARB);
if (ogl_HaveExtension("GL_ARB_fragment_program"))
{
// The spec seems to say these should be supported, but
// Mesa complains about them so let's not bother
/*
VERTEXPROGRAM(MAX_PROGRAM_ALU_INSTRUCTIONS_ARB);
VERTEXPROGRAM(MAX_PROGRAM_TEX_INSTRUCTIONS_ARB);
VERTEXPROGRAM(MAX_PROGRAM_TEX_INDIRECTIONS_ARB);
VERTEXPROGRAM(MAX_PROGRAM_NATIVE_ALU_INSTRUCTIONS_ARB);
VERTEXPROGRAM(MAX_PROGRAM_NATIVE_TEX_INSTRUCTIONS_ARB);
VERTEXPROGRAM(MAX_PROGRAM_NATIVE_TEX_INDIRECTIONS_ARB);
*/
}
}
if (ogl_HaveExtension("GL_ARB_fragment_program"))
{
FRAGMENTPROGRAM(MAX_PROGRAM_ENV_PARAMETERS_ARB);
FRAGMENTPROGRAM(MAX_PROGRAM_LOCAL_PARAMETERS_ARB);
FRAGMENTPROGRAM(MAX_PROGRAM_INSTRUCTIONS_ARB);
FRAGMENTPROGRAM(MAX_PROGRAM_ALU_INSTRUCTIONS_ARB);
FRAGMENTPROGRAM(MAX_PROGRAM_TEX_INSTRUCTIONS_ARB);
FRAGMENTPROGRAM(MAX_PROGRAM_TEX_INDIRECTIONS_ARB);
FRAGMENTPROGRAM(MAX_PROGRAM_TEMPORARIES_ARB);
FRAGMENTPROGRAM(MAX_PROGRAM_PARAMETERS_ARB);
FRAGMENTPROGRAM(MAX_PROGRAM_ATTRIBS_ARB);
FRAGMENTPROGRAM(MAX_PROGRAM_NATIVE_INSTRUCTIONS_ARB);
FRAGMENTPROGRAM(MAX_PROGRAM_NATIVE_ALU_INSTRUCTIONS_ARB);
FRAGMENTPROGRAM(MAX_PROGRAM_NATIVE_TEX_INSTRUCTIONS_ARB);
FRAGMENTPROGRAM(MAX_PROGRAM_NATIVE_TEX_INDIRECTIONS_ARB);
FRAGMENTPROGRAM(MAX_PROGRAM_NATIVE_TEMPORARIES_ARB);
FRAGMENTPROGRAM(MAX_PROGRAM_NATIVE_PARAMETERS_ARB);
FRAGMENTPROGRAM(MAX_PROGRAM_NATIVE_ATTRIBS_ARB);
if (ogl_HaveExtension("GL_ARB_vertex_program"))
{
// The spec seems to say these should be supported, but
// Intel drivers on Windows complain about them so let's not bother
/*
FRAGMENTPROGRAM(MAX_PROGRAM_ADDRESS_REGISTERS_ARB);
FRAGMENTPROGRAM(MAX_PROGRAM_NATIVE_ADDRESS_REGISTERS_ARB);
*/
}
}
if (ogl_HaveExtension("GL_ARB_geometry_shader4"))
{
INTEGER(MAX_GEOMETRY_TEXTURE_IMAGE_UNITS_ARB);
INTEGER(MAX_GEOMETRY_OUTPUT_VERTICES_ARB);
INTEGER(MAX_GEOMETRY_TOTAL_OUTPUT_COMPONENTS_ARB);
INTEGER(MAX_GEOMETRY_UNIFORM_COMPONENTS_ARB);
INTEGER(MAX_GEOMETRY_VARYING_COMPONENTS_ARB);
INTEGER(MAX_VERTEX_VARYING_COMPONENTS_ARB);
}
#else // CONFIG2_GLES
// Core OpenGL ES 2.0:
STRING(SHADING_LANGUAGE_VERSION);
INTEGER(MAX_VERTEX_ATTRIBS);
INTEGER(MAX_VERTEX_UNIFORM_VECTORS);
INTEGER(MAX_VARYING_VECTORS);
INTEGER(MAX_COMBINED_TEXTURE_IMAGE_UNITS);
INTEGER(MAX_VERTEX_TEXTURE_IMAGE_UNITS);
INTEGER(MAX_FRAGMENT_UNIFORM_VECTORS);
INTEGER(MAX_TEXTURE_IMAGE_UNITS);
INTEGER(MAX_RENDERBUFFER_SIZE);
#endif // CONFIG2_GLES
}
