diff options
Diffstat (limited to 'mesalib/src/mesa/main/mtypes.h')
| -rw-r--r-- | mesalib/src/mesa/main/mtypes.h | 365 |
1 files changed, 322 insertions, 43 deletions
diff --git a/mesalib/src/mesa/main/mtypes.h b/mesalib/src/mesa/main/mtypes.h index 9d9b475dd..5494be8f4 100644 --- a/mesalib/src/mesa/main/mtypes.h +++ b/mesalib/src/mesa/main/mtypes.h @@ -36,12 +36,19 @@ #include "main/glheader.h" #include "main/config.h" -#include "main/compiler.h" #include "main/mfeatures.h" #include "glapi/glapi.h" #include "math/m_matrix.h" /* GLmatrix */ #include "main/simple_list.h" /* struct simple_node */ +/* Shader stages. Note that these will become 5 with tessellation. + * These MUST have the same values as PIPE_SHADER_* + */ +#define MESA_SHADER_VERTEX 0 +#define MESA_SHADER_FRAGMENT 1 +#define MESA_SHADER_GEOMETRY 2 +#define MESA_SHADER_TYPES 3 + /** * Color channel data type. @@ -238,6 +245,78 @@ typedef enum } gl_vert_result; +/*********************************************/ + +/** + * Indexes for geometry program attributes. + */ +typedef enum +{ + GEOM_ATTRIB_POSITION = 0, + GEOM_ATTRIB_COLOR0 = 1, + GEOM_ATTRIB_COLOR1 = 2, + GEOM_ATTRIB_SECONDARY_COLOR0 = 3, + GEOM_ATTRIB_SECONDARY_COLOR1 = 4, + GEOM_ATTRIB_FOG_FRAG_COORD = 5, + GEOM_ATTRIB_POINT_SIZE = 6, + GEOM_ATTRIB_CLIP_VERTEX = 7, + GEOM_ATTRIB_PRIMITIVE_ID = 8, + GEOM_ATTRIB_TEX_COORD = 9, + + GEOM_ATTRIB_VAR0 = 16, + GEOM_ATTRIB_MAX = (GEOM_ATTRIB_VAR0 + MAX_VARYING) +} gl_geom_attrib; + +/** + * Bitflags for geometry attributes. + * These are used in bitfields in many places. + */ +/*@{*/ +#define GEOM_BIT_COLOR0 (1 << GEOM_ATTRIB_COLOR0) +#define GEOM_BIT_COLOR1 (1 << GEOM_ATTRIB_COLOR1) +#define GEOM_BIT_SCOLOR0 (1 << GEOM_ATTRIB_SECONDARY_COLOR0) +#define GEOM_BIT_SCOLOR1 (1 << GEOM_ATTRIB_SECONDARY_COLOR1) +#define GEOM_BIT_TEX_COORD (1 << GEOM_ATTRIB_TEX_COORD) +#define GEOM_BIT_FOG_COORD (1 << GEOM_ATTRIB_FOG_FRAG_COORD) +#define GEOM_BIT_POSITION (1 << GEOM_ATTRIB_POSITION) +#define GEOM_BIT_POINT_SIDE (1 << GEOM_ATTRIB_POINT_SIZE) +#define GEOM_BIT_CLIP_VERTEX (1 << GEOM_ATTRIB_CLIP_VERTEX) +#define GEOM_BIT_PRIM_ID (1 << GEOM_ATTRIB_PRIMITIVE_ID) +#define GEOM_BIT_VAR0 (1 << GEOM_ATTRIB_VAR0) + +#define GEOM_BIT_VAR(g) (1 << (GEOM_BIT_VAR0 + (g))) +/*@}*/ + + +/** + * Indexes for geometry program result attributes + */ +/*@{*/ +typedef enum { + GEOM_RESULT_POS = 0, + GEOM_RESULT_COL0 = 1, + GEOM_RESULT_COL1 = 2, + GEOM_RESULT_SCOL0 = 3, + GEOM_RESULT_SCOL1 = 4, + GEOM_RESULT_FOGC = 5, + GEOM_RESULT_TEX0 = 6, + GEOM_RESULT_TEX1 = 7, + GEOM_RESULT_TEX2 = 8, + GEOM_RESULT_TEX3 = 9, + GEOM_RESULT_TEX4 = 10, + GEOM_RESULT_TEX5 = 11, + GEOM_RESULT_TEX6 = 12, + GEOM_RESULT_TEX7 = 13, + GEOM_RESULT_PSIZ = 14, + GEOM_RESULT_CLPV = 15, + GEOM_RESULT_PRID = 16, + GEOM_RESULT_LAYR = 17, + GEOM_RESULT_VAR0 = 18, /**< shader varying, should really be 16 */ + /* ### we need to -2 because var0 is 18 instead 16 like in the others */ + GEOM_RESULT_MAX = (GEOM_RESULT_VAR0 + MAX_VARYING - 2) +} gl_geom_result; +/*@}*/ + /** * Indexes for fragment program input attributes. */ @@ -1076,6 +1155,7 @@ typedef enum #define T_BIT 2 #define R_BIT 4 #define Q_BIT 8 +#define STR_BITS (S_BIT | T_BIT | R_BIT) /*@}*/ @@ -1547,12 +1627,15 @@ struct gl_array_attrib GLuint LockFirst; /**< GL_EXT_compiled_vertex_array */ GLuint LockCount; /**< GL_EXT_compiled_vertex_array */ + /** GL 3.1 (slightly different from GL_NV_primitive_restart) */ + GLboolean PrimitiveRestart; + GLuint RestartIndex; + GLbitfield NewState; /**< mask of _NEW_ARRAY_* values */ -#if FEATURE_ARB_vertex_buffer_object + /* GL_ARB_vertex_buffer_object */ struct gl_buffer_object *ArrayBufferObj; struct gl_buffer_object *ElementArrayBufferObj; -#endif }; @@ -1724,6 +1807,11 @@ struct gl_program /** Which texture target is being sampled (TEXTURE_1D/2D/3D/etc_INDEX) */ gl_texture_index SamplerTargets[MAX_SAMPLERS]; + /** Bitmask of which register files are read/written with indirect + * addressing. Mask of (1 << PROGRAM_x) bits. + */ + GLbitfield IndirectRegisterFiles; + /** Logical counts */ /*@{*/ GLuint NumInstructions; @@ -1758,6 +1846,18 @@ struct gl_vertex_program }; +/** Geometry program object */ +struct gl_geometry_program +{ + struct gl_program Base; /**< base class */ + + GLint VerticesOut; + GLenum InputType; /**< GL_POINTS, GL_LINES, GL_LINES_ADJACENCY_ARB, + GL_TRIANGLES, or GL_TRIANGLES_ADJACENCY_ARB */ + GLenum OutputType; /**< GL_POINTS, GL_LINE_STRIP or GL_TRIANGLE_STRIP */ +}; + + /** Fragment program object */ struct gl_fragment_program { @@ -1816,6 +1916,26 @@ struct gl_vertex_program_state /** + * Context state for geometry programs. + */ +struct gl_geometry_program_state +{ + GLboolean Enabled; /**< GL_ARB_GEOMETRY_SHADER4 */ + GLboolean _Enabled; /**< Enabled and valid program? */ + struct gl_geometry_program *Current; /**< user-bound geometry program */ + + /** Currently enabled and valid program (including internal programs + * and compiled shader programs). + */ + struct gl_geometry_program *_Current; + + GLfloat Parameters[MAX_PROGRAM_ENV_PARAMS][4]; /**< Env params */ + + /** Cache of fixed-function programs */ + struct gl_program_cache *Cache; +}; + +/** * Context state for fragment programs. */ struct gl_fragment_program_state @@ -1910,6 +2030,14 @@ struct gl_query_state /** GL_NV_conditional_render */ struct gl_query_object *CondRenderQuery; + + /** GL_EXT_transform_feedback */ + struct gl_query_object *PrimitivesGenerated; + struct gl_query_object *PrimitivesWritten; + + /** GL_ARB_timer_query */ + struct gl_query_object *TimeElapsed; + GLenum CondRenderMode; }; @@ -1944,7 +2072,7 @@ struct gl_sl_pragmas */ struct gl_shader { - GLenum Type; /**< GL_FRAGMENT_SHADER || GL_VERTEX_SHADER (first field!) */ + GLenum Type; /**< GL_FRAGMENT_SHADER || GL_VERTEX_SHADER || GL_GEOMETRY_SHADER_ARB (first field!) */ GLuint Name; /**< AKA the handle */ GLint RefCount; /**< Reference count */ GLboolean DeletePending; @@ -1956,6 +2084,15 @@ struct gl_shader struct gl_program *Program; /**< Post-compile assembly code */ GLchar *InfoLog; struct gl_sl_pragmas Pragmas; + + unsigned Version; /**< GLSL version used for linking */ + + struct exec_list *ir; + struct glsl_symbol_table *symbols; + + /** Shaders containing built-in functions that are used for linking. */ + struct gl_shader *builtins_to_link[16]; + unsigned num_builtins_to_link; }; @@ -1976,15 +2113,41 @@ struct gl_shader_program /** User-defined attribute bindings (glBindAttribLocation) */ struct gl_program_parameter_list *Attributes; + /** Transform feedback varyings */ + struct { + GLenum BufferMode; + GLuint NumVarying; + GLchar **VaryingNames; /**< Array [NumVarying] of char * */ + } TransformFeedback; + + /** Geometry shader state - copied into gl_geometry_program at link time */ + struct { + GLint VerticesOut; + GLenum InputType; /**< GL_POINTS, GL_LINES, GL_LINES_ADJACENCY_ARB, + GL_TRIANGLES, or GL_TRIANGLES_ADJACENCY_ARB */ + GLenum OutputType; /**< GL_POINTS, GL_LINE_STRIP or GL_TRIANGLE_STRIP */ + } Geom; + /* post-link info: */ struct gl_vertex_program *VertexProgram; /**< Linked vertex program */ struct gl_fragment_program *FragmentProgram; /**< Linked fragment prog */ + struct gl_geometry_program *GeometryProgram; /**< Linked geometry prog */ struct gl_uniform_list *Uniforms; struct gl_program_parameter_list *Varying; GLboolean LinkStatus; /**< GL_LINK_STATUS */ GLboolean Validated; GLboolean _Used; /**< Ever used for drawing? */ GLchar *InfoLog; + + unsigned Version; /**< GLSL version used for linking */ + + /** + * Per-stage shaders resulting from the first stage of linking. + */ + /*@{*/ + GLuint _NumLinkedShaders; + struct gl_shader *_LinkedShaders[2]; + /*@}*/ }; @@ -2004,17 +2167,89 @@ struct gl_shader_program struct gl_shader_state { struct gl_shader_program *CurrentProgram; /**< The user-bound program */ + void *MemPool; + + GLbitfield Flags; /**< Mask of GLSL_x flags */ +}; + +/** + * Compiler options for a single GLSL shaders type + */ +struct gl_shader_compiler_options +{ /** Driver-selectable options: */ - GLboolean EmitHighLevelInstructions; /**< IF/ELSE/ENDIF vs. BRA, etc. */ - GLboolean EmitContReturn; /**< Emit CONT/RET opcodes? */ GLboolean EmitCondCodes; /**< Use condition codes? */ - GLboolean EmitComments; /**< Annotated instructions */ GLboolean EmitNVTempInitialization; /**< 0-fill NV temp registers */ - void *MemPool; - GLbitfield Flags; /**< Mask of GLSL_x flags */ + /** + * Attempts to flatten all ir_if (OPCODE_IF) for GPUs that can't + * support control flow. + */ + GLboolean EmitNoIfs; + GLboolean EmitNoLoops; + GLboolean EmitNoFunctions; + GLboolean EmitNoCont; /**< Emit CONT opcode? */ + GLboolean EmitNoMainReturn; /**< Emit CONT/RET opcodes? */ + GLboolean EmitNoNoise; /**< Emit NOISE opcodes? */ + + /** + * \name Forms of indirect addressing the driver cannot do. + */ + /*@{*/ + GLboolean EmitNoIndirectInput; /**< No indirect addressing of inputs */ + GLboolean EmitNoIndirectOutput; /**< No indirect addressing of outputs */ + GLboolean EmitNoIndirectTemp; /**< No indirect addressing of temps */ + GLboolean EmitNoIndirectUniform; /**< No indirect addressing of constants */ + /*@}*/ + + GLuint MaxUnrollIterations; + struct gl_sl_pragmas DefaultPragmas; /**< Default #pragma settings */ }; +/** + * Transform feedback object state + */ +struct gl_transform_feedback_object +{ + GLuint Name; /**< AKA the object ID */ + GLint RefCount; + GLboolean Active; /**< Is transform feedback enabled? */ + GLboolean Paused; /**< Is transform feedback paused? */ + + /** The feedback buffers */ + GLuint BufferNames[MAX_FEEDBACK_ATTRIBS]; + struct gl_buffer_object *Buffers[MAX_FEEDBACK_ATTRIBS]; + + /** Start of feedback data in dest buffer */ + GLintptr Offset[MAX_FEEDBACK_ATTRIBS]; + /** Max data to put into dest buffer (in bytes) */ + GLsizeiptr Size[MAX_FEEDBACK_ATTRIBS]; +}; + + +/** + * Context state for transform feedback. + */ +struct gl_transform_feedback +{ + GLenum Mode; /**< GL_POINTS, GL_LINES or GL_TRIANGLES */ + + GLboolean RasterDiscard; /**< GL_RASTERIZER_DISCARD */ + + /** The general binding point (GL_TRANSFORM_FEEDBACK_BUFFER) */ + struct gl_buffer_object *CurrentBuffer; + + /** The table of all transform feedback objects */ + struct _mesa_HashTable *Objects; + + /** The current xform-fb object (GL_TRANSFORM_FEEDBACK_BINDING) */ + struct gl_transform_feedback_object *CurrentObject; + + /** The default xform-fb object (Name==0) */ + struct gl_transform_feedback_object *DefaultObject; +}; + + /** * State which can be shared by multiple contexts: @@ -2047,40 +2282,30 @@ struct gl_shared_state struct gl_buffer_object *NullBufferObj; /** - * \name Vertex/fragment programs + * \name Vertex/geometry/fragment programs */ /*@{*/ struct _mesa_HashTable *Programs; /**< All vertex/fragment programs */ -#if FEATURE_ARB_vertex_program struct gl_vertex_program *DefaultVertexProgram; -#endif -#if FEATURE_ARB_fragment_program struct gl_fragment_program *DefaultFragmentProgram; -#endif + struct gl_geometry_program *DefaultGeometryProgram; /*@}*/ -#if FEATURE_ATI_fragment_shader + /* GL_ATI_fragment_shader */ struct _mesa_HashTable *ATIShaders; struct ati_fragment_shader *DefaultFragmentShader; -#endif -#if FEATURE_ARB_vertex_buffer_object || FEATURE_ARB_pixel_buffer_object struct _mesa_HashTable *BufferObjects; -#endif -#if FEATURE_ARB_shader_objects /** Table of both gl_shader and gl_shader_program objects */ struct _mesa_HashTable *ShaderObjects; -#endif -#if FEATURE_EXT_framebuffer_object + /* GL_EXT_framebuffer_object */ struct _mesa_HashTable *RenderBuffers; struct _mesa_HashTable *FrameBuffers; -#endif -#if FEATURE_ARB_sync + /* GL_ARB_sync */ struct simple_node SyncObjects; -#endif void *DriverData; /**< Device driver shared state */ }; @@ -2289,32 +2514,39 @@ struct gl_framebuffer /** - * Limits for vertex and fragment programs. + * Limits for vertex and fragment programs/shaders. */ struct gl_program_constants { /* logical limits */ GLuint MaxInstructions; - GLuint MaxAluInstructions; /* fragment programs only, for now */ - GLuint MaxTexInstructions; /* fragment programs only, for now */ - GLuint MaxTexIndirections; /* fragment programs only, for now */ + GLuint MaxAluInstructions; + GLuint MaxTexInstructions; + GLuint MaxTexIndirections; GLuint MaxAttribs; GLuint MaxTemps; - GLuint MaxAddressRegs; /* vertex program only, for now */ + GLuint MaxAddressRegs; GLuint MaxParameters; GLuint MaxLocalParams; GLuint MaxEnvParams; /* native/hardware limits */ GLuint MaxNativeInstructions; - GLuint MaxNativeAluInstructions; /* fragment programs only, for now */ - GLuint MaxNativeTexInstructions; /* fragment programs only, for now */ - GLuint MaxNativeTexIndirections; /* fragment programs only, for now */ + GLuint MaxNativeAluInstructions; + GLuint MaxNativeTexInstructions; + GLuint MaxNativeTexIndirections; GLuint MaxNativeAttribs; GLuint MaxNativeTemps; - GLuint MaxNativeAddressRegs; /* vertex program only, for now */ + GLuint MaxNativeAddressRegs; GLuint MaxNativeParameters; /* For shaders */ GLuint MaxUniformComponents; + /* GL_ARB_geometry_shader4 */ + GLuint MaxGeometryTextureImageUnits; + GLuint MaxGeometryVaryingComponents; + GLuint MaxVertexVaryingComponents; + GLuint MaxGeometryUniformComponents; + GLuint MaxGeometryOutputVertices; + GLuint MaxGeometryTotalOutputComponents; }; @@ -2361,6 +2593,7 @@ struct gl_constants struct gl_program_constants VertexProgram; /**< GL_ARB_vertex_program */ struct gl_program_constants FragmentProgram; /**< GL_ARB_fragment_program */ + struct gl_program_constants GeometryProgram; /**< GL_ARB_geometry_shader4 */ GLuint MaxProgramMatrices; GLuint MaxProgramMatrixStackDepth; @@ -2375,16 +2608,29 @@ struct gl_constants GLuint MaxVarying; /**< Number of float[4] varying parameters */ - GLbitfield SupportedBumpUnits; /**> units supporting GL_ATI_envmap_bumpmap as targets */ + GLuint GLSLVersion; /**< GLSL version supported (ex: 120 = 1.20) */ + + /** Which texture units support GL_ATI_envmap_bumpmap as targets */ + GLbitfield SupportedBumpUnits; /** * Maximum amount of time, measured in nanseconds, that the server can wait. */ GLuint64 MaxServerWaitTimeout; - - /**< GL_EXT_provoking_vertex */ + /** GL_EXT_provoking_vertex */ GLboolean QuadsFollowProvokingVertexConvention; + + /** OpenGL version 3.0 */ + GLbitfield ContextFlags; /**< Ex: GL_CONTEXT_FLAG_FORWARD_COMPATIBLE_BIT */ + + /** OpenGL version 3.2 */ + GLbitfield ProfileMask; /**< Mask of CONTEXT_x_PROFILE_BIT */ + + /** GL_EXT_transform_feedback */ + GLuint MaxTransformFeedbackSeparateAttribs; + GLuint MaxTransformFeedbackSeparateComponents; + GLuint MaxTransformFeedbackInterleavedComponents; }; @@ -2395,32 +2641,40 @@ struct gl_constants struct gl_extensions { GLboolean dummy; /* don't remove this! */ + GLboolean ARB_blend_func_extended; GLboolean ARB_copy_buffer; - GLboolean ARB_depth_texture; + GLboolean ARB_depth_buffer_float; GLboolean ARB_depth_clamp; + GLboolean ARB_depth_texture; GLboolean ARB_draw_buffers; GLboolean ARB_draw_elements_base_vertex; + GLboolean ARB_draw_instanced; GLboolean ARB_fragment_coord_conventions; GLboolean ARB_fragment_program; GLboolean ARB_fragment_program_shadow; GLboolean ARB_fragment_shader; GLboolean ARB_framebuffer_object; + GLboolean ARB_explicit_attrib_location; + GLboolean ARB_geometry_shader4; GLboolean ARB_half_float_pixel; GLboolean ARB_half_float_vertex; GLboolean ARB_imaging; + GLboolean ARB_instanced_arrays; GLboolean ARB_map_buffer_range; GLboolean ARB_multisample; GLboolean ARB_multitexture; GLboolean ARB_occlusion_query; + GLboolean ARB_occlusion_query2; GLboolean ARB_point_sprite; + GLboolean ARB_sampler_objects; GLboolean ARB_seamless_cube_map; GLboolean ARB_shader_objects; GLboolean ARB_shading_language_100; - GLboolean ARB_shading_language_120; GLboolean ARB_shadow; - GLboolean ARB_shadow_ambient; /* or GL_ARB_shadow_ambient */ + GLboolean ARB_shadow_ambient; GLboolean ARB_sync; GLboolean ARB_texture_border_clamp; + GLboolean ARB_texture_buffer_object; GLboolean ARB_texture_compression; GLboolean ARB_texture_cube_map; GLboolean ARB_texture_env_combine; @@ -2428,12 +2682,19 @@ struct gl_extensions GLboolean ARB_texture_env_dot3; GLboolean ARB_texture_float; GLboolean ARB_texture_mirrored_repeat; + GLboolean ARB_texture_multisample; GLboolean ARB_texture_non_power_of_two; + GLboolean ARB_texture_rg; + GLboolean ARB_texture_rgb10_a2ui; + GLboolean ARB_timer_query; + GLboolean ARB_transform_feedback2; GLboolean ARB_transpose_matrix; + GLboolean ARB_uniform_buffer_object; GLboolean ARB_vertex_array_object; GLboolean ARB_vertex_buffer_object; GLboolean ARB_vertex_program; GLboolean ARB_vertex_shader; + GLboolean ARB_vertex_type_2_10_10_10_rev; GLboolean ARB_window_pos; GLboolean EXT_abgr; GLboolean EXT_bgra; @@ -2455,11 +2716,13 @@ struct gl_extensions GLboolean EXT_framebuffer_blit; GLboolean EXT_framebuffer_multisample; GLboolean EXT_framebuffer_object; + GLboolean EXT_framebuffer_sRGB; GLboolean EXT_gpu_program_parameters; GLboolean EXT_histogram; GLboolean EXT_multi_draw_arrays; GLboolean EXT_paletted_texture; GLboolean EXT_packed_depth_stencil; + GLboolean EXT_packed_float; GLboolean EXT_packed_pixels; GLboolean EXT_pixel_buffer_object; GLboolean EXT_point_parameters; @@ -2478,14 +2741,18 @@ struct gl_extensions GLboolean EXT_texture3D; GLboolean EXT_texture_array; GLboolean EXT_texture_compression_s3tc; + GLboolean EXT_texture_compression_rgtc; GLboolean EXT_texture_env_add; GLboolean EXT_texture_env_combine; GLboolean EXT_texture_env_dot3; GLboolean EXT_texture_filter_anisotropic; + GLboolean EXT_texture_integer; GLboolean EXT_texture_lod_bias; GLboolean EXT_texture_mirror_clamp; + GLboolean EXT_texture_shared_exponent; GLboolean EXT_texture_sRGB; GLboolean EXT_texture_swizzle; + GLboolean EXT_transform_feedback; GLboolean EXT_timer_query; GLboolean EXT_vertex_array; GLboolean EXT_vertex_array_bgra; @@ -2514,6 +2781,7 @@ struct gl_extensions GLboolean NV_fragment_program_option; GLboolean NV_light_max_exponent; GLboolean NV_point_sprite; + GLboolean NV_primitive_restart; GLboolean NV_texgen_reflection; GLboolean NV_texture_env_combine4; GLboolean NV_texture_rectangle; @@ -2528,9 +2796,8 @@ struct gl_extensions GLboolean SGIS_texture_lod; GLboolean TDFX_texture_compression_FXT1; GLboolean S3_s3tc; -#if FEATURE_OES_draw_texture + GLboolean OES_EGL_image; GLboolean OES_draw_texture; -#endif /* FEATURE_OES_draw_texture */ /** The extension string */ const GLubyte *String; /** Number of supported extensions */ @@ -2815,6 +3082,14 @@ struct gl_dlist_state } Current; }; +/** + * Enum for the OpenGL APIs we know about and may support. + */ +typedef enum { + API_OPENGL, + API_OPENGLES, + API_OPENGLES2 +} gl_api; /** * Mesa rendering context. @@ -2833,6 +3108,7 @@ struct __GLcontextRec /** \name API function pointer tables */ /*@{*/ + gl_api API; struct _glapi_table *Save; /**< Display list save functions */ struct _glapi_table *Exec; /**< Execute functions */ struct _glapi_table *CurrentDispatch; /**< == Save or Exec !! */ @@ -2947,21 +3223,24 @@ struct __GLcontextRec struct gl_program_state Program; /**< general program state */ struct gl_vertex_program_state VertexProgram; struct gl_fragment_program_state FragmentProgram; + struct gl_geometry_program_state GeometryProgram; struct gl_ati_fragment_shader_state ATIFragmentShader; struct gl_shader_state Shader; /**< GLSL shader object state */ + struct gl_shader_compiler_options ShaderCompilerOptions[MESA_SHADER_TYPES]; struct gl_query_state Query; /**< occlusion, timer queries */ + struct gl_transform_feedback TransformFeedback; + struct gl_buffer_object *CopyReadBuffer; /**< GL_ARB_copy_buffer */ struct gl_buffer_object *CopyWriteBuffer; /**< GL_ARB_copy_buffer */ /*@}*/ struct gl_meta_state *Meta; /**< for "meta" operations */ -#if FEATURE_EXT_framebuffer_object + /* GL_EXT_framebuffer_object */ struct gl_renderbuffer *CurrentRenderbuffer; -#endif GLenum ErrorValue; /**< Last error code */ |