diff options
Diffstat (limited to 'src/mesa/main/getstring.c')
-rw-r--r-- | src/mesa/main/getstring.c | 109 |
1 files changed, 29 insertions, 80 deletions
diff --git a/src/mesa/main/getstring.c b/src/mesa/main/getstring.c index 4b1f4b0ea1..c203b046a5 100644 --- a/src/mesa/main/getstring.c +++ b/src/mesa/main/getstring.c @@ -33,85 +33,6 @@ /** - * Examine enabled GL extensions to determine GL version. - * \return version string - */ -static const char * -compute_version(const GLcontext *ctx) -{ - static const char *version_1_2 = "1.2 Mesa " MESA_VERSION_STRING; - static const char *version_1_3 = "1.3 Mesa " MESA_VERSION_STRING; - static const char *version_1_4 = "1.4 Mesa " MESA_VERSION_STRING; - static const char *version_1_5 = "1.5 Mesa " MESA_VERSION_STRING; - static const char *version_2_0 = "2.0 Mesa " MESA_VERSION_STRING; - static const char *version_2_1 = "2.1 Mesa " MESA_VERSION_STRING; - - const GLboolean ver_1_3 = (ctx->Extensions.ARB_multisample && - ctx->Extensions.ARB_multitexture && - ctx->Extensions.ARB_texture_border_clamp && - ctx->Extensions.ARB_texture_compression && - ctx->Extensions.ARB_texture_cube_map && - ctx->Extensions.EXT_texture_env_add && - ctx->Extensions.ARB_texture_env_combine && - ctx->Extensions.ARB_texture_env_dot3); - const GLboolean ver_1_4 = (ver_1_3 && - ctx->Extensions.ARB_depth_texture && - ctx->Extensions.ARB_shadow && - ctx->Extensions.ARB_texture_env_crossbar && - ctx->Extensions.ARB_texture_mirrored_repeat && - ctx->Extensions.ARB_window_pos && - ctx->Extensions.EXT_blend_color && - ctx->Extensions.EXT_blend_func_separate && - ctx->Extensions.EXT_blend_minmax && - ctx->Extensions.EXT_blend_subtract && - ctx->Extensions.EXT_fog_coord && - ctx->Extensions.EXT_multi_draw_arrays && - ctx->Extensions.EXT_point_parameters && - ctx->Extensions.EXT_secondary_color && - ctx->Extensions.EXT_stencil_wrap && - ctx->Extensions.EXT_texture_lod_bias && - ctx->Extensions.SGIS_generate_mipmap); - const GLboolean ver_1_5 = (ver_1_4 && - ctx->Extensions.ARB_occlusion_query && - ctx->Extensions.ARB_vertex_buffer_object && - ctx->Extensions.EXT_shadow_funcs); - const GLboolean ver_2_0 = (ver_1_5 && - ctx->Extensions.ARB_draw_buffers && - ctx->Extensions.ARB_point_sprite && - ctx->Extensions.ARB_shader_objects && - ctx->Extensions.ARB_vertex_shader && - ctx->Extensions.ARB_fragment_shader && - ctx->Extensions.ARB_texture_non_power_of_two && - ctx->Extensions.EXT_blend_equation_separate && - - /* Technically, 2.0 requires the functionality - * of the EXT version. Enable 2.0 if either - * extension is available, and assume that a - * driver that only exposes the ATI extension - * will fallback to software when necessary. - */ - (ctx->Extensions.EXT_stencil_two_side - || ctx->Extensions.ATI_separate_stencil)); - const GLboolean ver_2_1 = (ver_2_0 && - ctx->Extensions.ARB_shading_language_120 && - ctx->Extensions.EXT_pixel_buffer_object && - ctx->Extensions.EXT_texture_sRGB); - if (ver_2_1) - return version_2_1; - if (ver_2_0) - return version_2_0; - if (ver_1_5) - return version_1_5; - if (ver_1_4) - return version_1_4; - if (ver_1_3) - return version_1_3; - return version_1_2; -} - - - -/** * Query string-valued state. The return value should _not_ be freed by * the caller. * @@ -149,7 +70,7 @@ _mesa_GetString( GLenum name ) case GL_RENDERER: return (const GLubyte *) renderer; case GL_VERSION: - return (const GLubyte *) compute_version(ctx); + return (const GLubyte *) ctx->VersionString; case GL_EXTENSIONS: if (!ctx->Extensions.String) ctx->Extensions.String = _mesa_make_extension_string(ctx); @@ -184,6 +105,34 @@ _mesa_GetString( GLenum name ) /** + * GL3 + */ +const GLubyte * GLAPIENTRY +_mesa_GetStringi(GLenum name, GLuint index) +{ + GET_CURRENT_CONTEXT(ctx); + + if (!ctx) + return NULL; + + ASSERT_OUTSIDE_BEGIN_END_WITH_RETVAL(ctx, NULL); + + switch (name) { + case GL_EXTENSIONS: + if (index >= _mesa_get_extension_count(ctx)) { + _mesa_error(ctx, GL_INVALID_VALUE, "glGetStringi(index=%u)", index); + return (const GLubyte *) 0; + } + return _mesa_get_enabled_extension(ctx, index); + default: + _mesa_error( ctx, GL_INVALID_ENUM, "glGetString" ); + return (const GLubyte *) 0; + } +} + + + +/** * Return pointer-valued state, such as a vertex array pointer. * * \param pname names state to be queried |