VARYING_SLOT_CLIP_DIST1,
VARYING_SLOT_PRIMITIVE_ID, /* Does not appear in VS */
VARYING_SLOT_LAYER, /* Appears as VS or GS output */
+ VARYING_SLOT_VIEWPORT, /* Appears as VS or GS output */
VARYING_SLOT_FACE, /* FS only */
VARYING_SLOT_PNTC, /* FS only */
VARYING_SLOT_VAR0, /* First generic varying slot */
#define VARYING_BIT_CLIP_DIST1 BITFIELD64_BIT(VARYING_SLOT_CLIP_DIST1)
#define VARYING_BIT_PRIMITIVE_ID BITFIELD64_BIT(VARYING_SLOT_PRIMITIVE_ID)
#define VARYING_BIT_LAYER BITFIELD64_BIT(VARYING_SLOT_LAYER)
+#define VARYING_BIT_VIEWPORT BITFIELD64_BIT(VARYING_SLOT_VIEWPORT)
#define VARYING_BIT_FACE BITFIELD64_BIT(VARYING_SLOT_FACE)
#define VARYING_BIT_PNTC BITFIELD64_BIT(VARYING_SLOT_PNTC)
#define VARYING_BIT_VAR(V) BITFIELD64_BIT(VARYING_SLOT_VAR0 + (V))
*/
#define SYSTEM_BIT_SAMPLE_ID BITFIELD64_BIT(SYSTEM_VALUE_SAMPLE_ID)
#define SYSTEM_BIT_SAMPLE_POS BITFIELD64_BIT(SYSTEM_VALUE_SAMPLE_POS)
+#define SYSTEM_BIT_SAMPLE_MASK_IN BITFIELD64_BIT(SYSTEM_VALUE_SAMPLE_MASK_IN)
/**
* Determine if the given gl_varying_slot appears in the fragment shader.
BUFFER_BIT_COLOR7)
+/**
+ * Shader stages. Note that these will become 5 with tessellation.
+ *
+ * The order must match how shaders are ordered in the pipeline.
+ * The GLSL linker assumes that if i<j, then the j-th shader is
+ * executed later than the i-th shader.
+ */
+typedef enum
+{
+ MESA_SHADER_VERTEX = 0,
+ MESA_SHADER_GEOMETRY = 1,
+ MESA_SHADER_FRAGMENT = 2,
+ MESA_SHADER_COMPUTE = 3,
+} gl_shader_stage;
+
+#define MESA_SHADER_STAGES (MESA_SHADER_COMPUTE + 1)
+
+
/**
* Framebuffer configuration (aka visual / pixelformat)
* Note: some of these fields should be boolean, but it appears that
/**
* Scissor attributes (GL_SCISSOR_BIT).
*/
-struct gl_scissor_attrib
+struct gl_scissor_rect
{
- GLboolean Enabled; /**< Scissor test enabled? */
GLint X, Y; /**< Lower left corner of box */
GLsizei Width, Height; /**< Size of box */
};
+struct gl_scissor_attrib
+{
+ GLbitfield EnableFlags; /**< Scissor test enabled? */
+ struct gl_scissor_rect ScissorArray[MAX_VIEWPORTS];
+};
/**
* GL_DEPTH_STENCIL_EXT only. Used for
* choosing TexEnv arithmetic.
*/
- gl_format TexFormat; /**< The actual texture memory format */
+ mesa_format TexFormat; /**< The actual texture memory format */
GLuint Border; /**< 0 or 1 */
GLuint Width; /**< = 2^WidthLog2 + 2*Border */
*/
struct gl_texture_object
{
- _glthread_Mutex Mutex; /**< for thread safety */
+ mtx_t Mutex; /**< for thread safety */
GLint RefCount; /**< reference count */
GLuint Name; /**< the user-visible texture object ID */
GLchar *Label; /**< GL_KHR_debug */
struct gl_sampler_object Sampler;
GLenum DepthMode; /**< GL_ARB_depth_texture */
+ bool StencilSampling; /**< Should we sample stencil instead of depth? */
GLfloat Priority; /**< in [0,1] */
GLint BaseLevel; /**< min mipmap level, OpenGL 1.2 */
pressure? */
GLboolean Immutable; /**< GL_ARB_texture_storage */
+ GLuint MinLevel; /**< GL_ARB_texture_view */
+ GLuint MinLayer; /**< GL_ARB_texture_view */
+ GLuint NumLevels; /**< GL_ARB_texture_view */
+ GLuint NumLayers; /**< GL_ARB_texture_view */
+
/** Actual texture images, indexed by [cube face] and [mipmap level] */
struct gl_texture_image *Image[MAX_FACES][MAX_TEXTURE_LEVELS];
struct gl_buffer_object *BufferObject;
GLenum BufferObjectFormat;
/** Equivalent Mesa format for BufferObjectFormat. */
- gl_format _BufferObjectFormat;
+ mesa_format _BufferObjectFormat;
/** GL_ARB_texture_buffer_range */
GLintptr BufferOffset;
GLsizeiptr BufferSize; /**< if this is -1, use BufferObject->Size instead */
/** GL_OES_EGL_image_external */
GLint RequiredTextureImageUnits;
+
+ /** GL_ARB_shader_image_load_store */
+ GLenum ImageFormatCompatibilityType;
};
GLboolean RescaleNormals; /**< GL_EXT_rescale_normal */
GLboolean RasterPositionUnclipped; /**< GL_IBM_rasterpos_clip */
GLboolean DepthClamp; /**< GL_ARB_depth_clamp */
-
- GLfloat CullEyePos[4];
- GLfloat CullObjPos[4];
};
*/
struct gl_viewport_attrib
{
- GLint X, Y; /**< position */
- GLsizei Width, Height; /**< size */
- GLfloat Near, Far; /**< Depth buffer range */
+ GLfloat X, Y; /**< position */
+ GLfloat Width, Height; /**< size */
+ GLdouble Near, Far; /**< Depth buffer range */
GLmatrix _WindowMap; /**< Mapping transformation as a matrix. */
};
+typedef enum {
+ MAP_USER,
+ MAP_INTERNAL,
+
+ MAP_COUNT
+} gl_map_buffer_index;
+
+
+/**
+ * Fields describing a mapped buffer range.
+ */
+struct gl_buffer_mapping {
+ GLbitfield AccessFlags; /**< Mask of GL_MAP_x_BIT flags */
+ GLvoid *Pointer; /**< User-space address of mapping */
+ GLintptr Offset; /**< Mapped offset */
+ GLsizeiptr Length; /**< Mapped length */
+};
+
+
/**
* GL_ARB_vertex/pixel_buffer_object buffer object
*/
struct gl_buffer_object
{
- _glthread_Mutex Mutex;
+ mtx_t Mutex;
GLint RefCount;
GLuint Name;
GLchar *Label; /**< GL_KHR_debug */
GLenum Usage; /**< GL_STREAM_DRAW_ARB, GL_STREAM_READ_ARB, etc. */
+ GLbitfield StorageFlags; /**< GL_MAP_PERSISTENT_BIT, etc. */
GLsizeiptrARB Size; /**< Size of buffer storage in bytes */
GLubyte *Data; /**< Location of storage either in RAM or VRAM. */
- /** Fields describing a mapped buffer */
- /*@{*/
- GLbitfield AccessFlags; /**< Mask of GL_MAP_x_BIT flags */
- GLvoid *Pointer; /**< User-space address of mapping */
- GLintptr Offset; /**< Mapped offset */
- GLsizeiptr Length; /**< Mapped length */
- /*@}*/
GLboolean DeletePending; /**< true if buffer object is removed from the hash */
GLboolean Written; /**< Ever written to? (for debugging) */
GLboolean Purgeable; /**< Is the buffer purgeable under memory pressure? */
+ GLboolean Immutable; /**< GL_ARB_buffer_storage */
+
+ struct gl_buffer_mapping Mappings[MAP_COUNT];
};
/**
- * Collection of vertex arrays. Defined by the GL_APPLE_vertex_array_object
- * extension, but a nice encapsulation in any case.
+ * A representation of "Vertex Array Objects" (VAOs) from OpenGL 3.1+,
+ * GL_ARB_vertex_array_object, or the original GL_APPLE_vertex_array_object
+ * extension.
*/
-struct gl_array_object
+struct gl_vertex_array_object
{
- /** Name of the array object as received from glGenVertexArrayAPPLE. */
+ /** Name of the VAO as received from glGenVertexArray. */
GLuint Name;
GLchar *Label; /**< GL_KHR_debug */
GLint RefCount;
- _glthread_Mutex Mutex;
+ mtx_t Mutex;
/**
* Does the VAO use ARB semantics or Apple semantics?
*/
GLboolean EverBound;
- /** Derived vertex attribute arrays */
+ /**
+ * Derived vertex attribute arrays
+ *
+ * This is a legacy data structure created from gl_vertex_attrib_array and
+ * gl_vertex_buffer_binding, for compatibility with existing driver code.
+ */
struct gl_client_array _VertexAttrib[VERT_ATTRIB_MAX];
/** Vertex attribute arrays */
*/
GLuint _MaxElement;
- struct gl_buffer_object *ElementArrayBufferObj;
+ /** The index buffer (also known as the element array buffer in OpenGL). */
+ struct gl_buffer_object *IndexBufferObj;
};
struct gl_array_attrib
{
/** Currently bound array object. See _mesa_BindVertexArrayAPPLE() */
- struct gl_array_object *ArrayObj;
+ struct gl_vertex_array_object *VAO;
/** The default vertex array object */
- struct gl_array_object *DefaultArrayObj;
+ struct gl_vertex_array_object *DefaultVAO;
/** Array objects (GL_ARB/APPLE_vertex_array_object) */
struct _mesa_HashTable *Objects;
/**
* The shader program active when BeginTransformFeedback() was called.
- * When active and unpaused, this equals ctx->Shader.CurrentVertexProgram.
+ * When active and unpaused, this equals ctx->Shader.CurrentProgram[stage],
+ * where stage is the pipeline stage that is the source of data for
+ * transform feedback.
*/
struct gl_shader_program *shader_program;
*/
struct gl_perf_monitor_object
{
+ GLuint Name;
+
+ /** True if the monitor is currently active (Begin called but not End). */
GLboolean Active;
+ /**
+ * True if the monitor has ended.
+ *
+ * This is distinct from !Active because it may never have began.
+ */
+ GLboolean Ended;
+
/**
* A list of groups with currently active counters.
*
*/
typedef enum
{
- SYSTEM_VALUE_FRONT_FACE, /**< Fragment shader only (not done yet) */
- SYSTEM_VALUE_VERTEX_ID, /**< Vertex shader only */
- SYSTEM_VALUE_INSTANCE_ID, /**< Vertex shader only */
- SYSTEM_VALUE_SAMPLE_ID, /**< Fragment shader only */
- SYSTEM_VALUE_SAMPLE_POS, /**< Fragment shader only */
- SYSTEM_VALUE_MAX /**< Number of values */
+ SYSTEM_VALUE_FRONT_FACE, /**< Fragment shader only (not done yet) */
+ SYSTEM_VALUE_VERTEX_ID, /**< Vertex shader only */
+ SYSTEM_VALUE_INSTANCE_ID, /**< Vertex shader only */
+ SYSTEM_VALUE_SAMPLE_ID, /**< Fragment shader only */
+ SYSTEM_VALUE_SAMPLE_POS, /**< Fragment shader only */
+ SYSTEM_VALUE_SAMPLE_MASK_IN, /**< Fragment shader only */
+ SYSTEM_VALUE_INVOCATION_ID, /**< Geometry shader only */
+ SYSTEM_VALUE_MAX /**< Number of values */
} gl_system_value;
/** Named parameters, constants, etc. from program text */
struct gl_program_parameter_list *Parameters;
- /** Numbered local parameters */
- GLfloat LocalParams[MAX_PROGRAM_LOCAL_PARAMS][4];
+
+ /**
+ * Local parameters used by the program.
+ *
+ * It's dynamically allocated because it is rarely used (just
+ * assembly-style programs), and MAX_PROGRAM_LOCAL_PARAMS entries once it's
+ * allocated.
+ */
+ GLfloat (*LocalParams)[4];
/** Map from sampler unit to texture unit (set by glUniform1i()) */
GLubyte SamplerUnits[MAX_SAMPLERS];
GLint VerticesIn;
GLint VerticesOut;
+ GLint Invocations;
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 */
* uses centroid interpolation, 0 otherwise. Unused inputs are 0.
*/
GLbitfield64 IsCentroid;
+
+ /**
+ * Bitfield indicating, for each fragment shader input, 1 if that input
+ * uses sample interpolation, 0 otherwise. Unused inputs are 0.
+ */
+ GLbitfield64 IsSample;
+};
+
+
+/** Compute program object */
+struct gl_compute_program
+{
+ struct gl_program Base; /**< base class */
+
+ /**
+ * Size specified using local_size_{x,y,z}.
+ */
+ unsigned LocalSize[3];
};
* Must be the first field.
*/
GLenum Type;
+ gl_shader_stage Stage;
GLuint Name; /**< AKA the handle */
GLchar *Label; /**< GL_KHR_debug */
GLint RefCount; /**< Reference count */
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;
+ bool uses_builtin_functions;
/**
* Geometry shader state from GLSL 1.50 layout qualifiers.
*/
struct {
GLint VerticesOut;
+ /**
+ * 0 - Invocations count not declared in shader, or
+ * 1 .. MAX_GEOMETRY_SHADER_INVOCATIONS
+ */
+ GLint Invocations;
/**
* GL_POINTS, GL_LINES, GL_LINES_ADJACENCY, GL_TRIANGLES, or
* GL_TRIANGLES_ADJACENCY, or PRIM_UNKNOWN if it's not set in this
*/
GLenum OutputType;
} Geom;
-};
+ /**
+ * Map from image uniform index to image unit (set by glUniform1i())
+ *
+ * An image uniform index is associated with each image uniform by
+ * the linker. The image index associated with each uniform is
+ * stored in the \c gl_uniform_storage::image field.
+ */
+ GLubyte ImageUnits[MAX_IMAGE_UNIFORMS];
-/**
- * Shader stages. Note that these will become 5 with tessellation.
- *
- * The order must match how shaders are ordered in the pipeline.
- * The GLSL linker assumes that if i<j, then the j-th shader is
- * executed later than the i-th shader.
- */
-typedef enum
-{
- MESA_SHADER_VERTEX = 0,
- MESA_SHADER_GEOMETRY = 1,
- MESA_SHADER_FRAGMENT = 2,
- MESA_SHADER_TYPES = 3
-} gl_shader_type;
+ /**
+ * Access qualifier specified in the shader for each image uniform
+ * index. Either \c GL_READ_ONLY, \c GL_WRITE_ONLY or \c
+ * GL_READ_WRITE.
+ *
+ * It may be different, though only more strict than the value of
+ * \c gl_image_unit::Access for the corresponding image unit.
+ */
+ GLenum ImageAccess[MAX_IMAGE_UNIFORMS];
+
+ /**
+ * Number of image uniforms defined in the shader. It specifies
+ * the number of valid elements in the \c ImageUnits and \c
+ * ImageAccess arrays above.
+ */
+ GLuint NumImages;
+
+ /**
+ * Compute shader state from ARB_compute_shader layout qualifiers.
+ */
+ struct {
+ /**
+ * Size specified using local_size_{x,y,z}, or all 0's to indicate that
+ * it's not set in this shader.
+ */
+ unsigned LocalSize[3];
+ } Comp;
+};
struct gl_uniform_buffer_variable
GLuint MinimumSize;
/** Shader stages making use of it. */
- GLboolean StageReferences[MESA_SHADER_TYPES];
+ GLboolean StageReferences[MESA_SHADER_STAGES];
};
/**
*/
GLboolean InternalSeparateShader;
+ /**
+ * Indicates whether program can be bound for individual pipeline stages
+ * using UseProgramStages after it is next linked.
+ */
+ GLboolean SeparateShader;
+
GLuint NumShaders; /**< number of attached shaders */
struct gl_shader **Shaders; /**< List of attached the shaders */
struct {
GLint VerticesIn;
GLint VerticesOut;
+ /**
+ * 1 .. MAX_GEOMETRY_SHADER_INVOCATIONS
+ */
+ GLint Invocations;
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 */
0 if not present. */
} Vert;
+ /**
+ * Compute shader state - copied into gl_compute_program by
+ * _mesa_copy_linked_program_data().
+ */
+ struct {
+ /**
+ * If this shader contains a compute stage, size specified using
+ * local_size_{x,y,z}. Otherwise undefined.
+ */
+ unsigned LocalSize[3];
+ } Comp;
+
/* post-link info: */
unsigned NumUserUniformStorage;
struct gl_uniform_storage *UniformStorage;
+ /**
+ * Mapping from GL uniform locations returned by \c glUniformLocation to
+ * UniformStorage entries. Arrays will have multiple contiguous slots
+ * in the UniformRemapTable, all pointing to the same UniformStorage entry.
+ */
+ unsigned NumUniformRemapTable;
+ struct gl_uniform_storage **UniformRemapTable;
+
/**
* Size of the gl_ClipDistance array that is output from the last pipeline
* stage before the fragment shader.
struct gl_uniform_block *UniformBlocks;
unsigned NumUniformBlocks;
- /**
- * Scale factor for the uniform base location
- *
- * This is used to generate locations (returned by \c glGetUniformLocation)
- * of uniforms. The base location of the uniform is multiplied by this
- * value, and the array index is added.
- *
- * \note
- * Must be >= 1.
- *
- * \sa
- * _mesa_uniform_merge_location_offset, _mesa_uniform_split_location_offset
- */
- unsigned UniformLocationBaseScale;
-
/**
* Indices into the _LinkedShaders's UniformBlocks[] array for each stage
* they're used in, or -1.
* This is used to maintain the Binding values of the stage's UniformBlocks[]
* and to answer the GL_UNIFORM_BLOCK_REFERENCED_BY_*_SHADER queries.
*/
- int *UniformBlockStageIndex[MESA_SHADER_TYPES];
+ int *UniformBlockStageIndex[MESA_SHADER_STAGES];
/**
* Map of active uniform names to locations
* \c MESA_SHADER_* defines. Entries for non-existent stages will be
* \c NULL.
*/
- struct gl_shader *_LinkedShaders[MESA_SHADER_TYPES];
+ struct gl_shader *_LinkedShaders[MESA_SHADER_STAGES];
};
/**
* Context state for GLSL vertex/fragment shaders.
+ * Extended to support pipeline object
*/
-struct gl_shader_state
+struct gl_pipeline_object
{
+ /** Name of the pipeline object as received from glGenProgramPipelines.
+ * It would be 0 for shaders without separate shader objects.
+ */
+ GLuint Name;
+
+ GLint RefCount;
+
+ mtx_t Mutex;
+
/**
* Programs used for rendering
*
* GL_EXT_separate_shader_objects is not supported, each of these must point
* to \c NULL or to the same program.
*/
- struct gl_shader_program *CurrentVertexProgram;
- struct gl_shader_program *CurrentGeometryProgram;
- struct gl_shader_program *CurrentFragmentProgram;
+ struct gl_shader_program *CurrentProgram[MESA_SHADER_STAGES];
struct gl_shader_program *_CurrentFragmentProgram;
struct gl_shader_program *ActiveProgram;
GLbitfield Flags; /**< Mask of GLSL_x flags */
+
+ GLboolean EverBound; /**< Has the pipeline object been created */
+
+ GLboolean Validated; /**< Pipeline Validation status */
+
+ GLchar *InfoLog;
};
+/**
+ * Context state for GLSL pipeline shaders.
+ */
+struct gl_pipeline_shader_state
+{
+ /** Currently bound pipeline object. See _mesa_BindProgramPipeline() */
+ struct gl_pipeline_object *Current;
+
+ /* Default Object to ensure that _Shader is never NULL */
+ struct gl_pipeline_object *Default;
+
+ /** Pipeline objects */
+ struct _mesa_HashTable *Objects;
+};
/**
* Compiler options for a single GLSL shaders type
GLuint MaxUnrollIterations;
/**
- * Prefer DP4 instructions (rather than MUL/MAD) for matrix * vector
- * operations, such as position transformation.
+ * Optimize code for array of structures backends.
+ *
+ * This is a proxy for:
+ * - preferring DP4 instructions (rather than MUL/MAD) for
+ * matrix * vector operations, such as position transformation.
*/
- GLboolean PreferDP4;
+ GLboolean OptimizeForAOS;
struct gl_sl_pragmas DefaultPragmas; /**< Default #pragma settings */
};
*/
struct gl_shared_state
{
- _glthread_Mutex Mutex; /**< for thread safety */
+ mtx_t Mutex; /**< for thread safety */
GLint RefCount; /**< Reference count */
struct _mesa_HashTable *DisplayList; /**< Display lists hash table */
struct _mesa_HashTable *TexObjects; /**< Texture objects hash table */
* \todo Improve the granularity of locking.
*/
/*@{*/
- _glthread_Mutex TexMutex; /**< texobj thread safety */
+ mtx_t TexMutex; /**< texobj thread safety */
GLuint TextureStateStamp; /**< state notification for shared tex */
/*@}*/
*/
struct gl_renderbuffer
{
- _glthread_Mutex Mutex; /**< for thread safety */
+ mtx_t Mutex; /**< for thread safety */
GLuint ClassID; /**< Useful for drivers */
GLuint Name;
GLchar *Label; /**< GL_KHR_debug */
GLenum InternalFormat; /**< The user-specified format */
GLenum _BaseFormat; /**< Either GL_RGB, GL_RGBA, GL_DEPTH_COMPONENT or
GL_STENCIL_INDEX. */
- gl_format Format; /**< The actual renderbuffer memory format */
+ mesa_format Format; /**< The actual renderbuffer memory format */
/**
* Pointer to the texture image if this renderbuffer wraps a texture,
* otherwise NULL.
*/
struct gl_framebuffer
{
- _glthread_Mutex Mutex; /**< for thread safety */
+ mtx_t Mutex; /**< for thread safety */
/**
* If zero, this is a window system framebuffer. If non-zero, this
* is a FBO framebuffer; note that for some devices (i.e. those with
struct gl_renderbuffer *_ColorDrawBuffers[MAX_DRAW_BUFFERS];
struct gl_renderbuffer *_ColorReadBuffer;
- GLboolean Layered;
+ /**
+ * The maximum number of layers in the framebuffer, or 0 if the framebuffer
+ * is not layered. For cube maps and cube map arrays, each cube face
+ * counts as a layer.
+ */
+ GLuint MaxNumLayers;
/** Delete this framebuffer */
void (*Delete)(struct gl_framebuffer *fb);
GLuint MaxUniformBlocks;
GLuint MaxCombinedUniformComponents;
GLuint MaxTextureImageUnits;
+
/* GL_ARB_shader_atomic_counters */
GLuint MaxAtomicBuffers;
GLuint MaxAtomicCounters;
+
+ /* GL_ARB_shader_image_load_store */
+ GLuint MaxImageUniforms;
};
GLfloat MaxSpotExponent; /**< GL_NV_light_max_exponent */
GLuint MaxViewportWidth, MaxViewportHeight;
+ GLuint MaxViewports; /**< GL_ARB_viewport_array */
+ GLuint ViewportSubpixelBits; /**< GL_ARB_viewport_array */
+ struct {
+ GLfloat Min;
+ GLfloat Max;
+ } ViewportBounds; /**< GL_ARB_viewport_array */
- 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 */
+ struct gl_program_constants Program[MESA_SHADER_STAGES];
GLuint MaxProgramMatrices;
GLuint MaxProgramMatrixStackDepth;
/** GL_ARB_vertex_attrib_binding */
GLint MaxVertexAttribRelativeOffset;
GLint MaxVertexAttribBindings;
+
+ /* GL_ARB_shader_image_load_store */
+ GLuint MaxImageUnits;
+ GLuint MaxCombinedImageUnitsAndFragmentOutputs;
+ GLuint MaxImageSamples;
+ GLuint MaxCombinedImageUniforms;
+
+ /** GL_ARB_compute_shader */
+ GLuint MaxComputeWorkGroupCount[3]; /* Array of x, y, z dimensions */
+ GLuint MaxComputeWorkGroupSize[3]; /* Array of x, y, z dimensions */
+ GLuint MaxComputeWorkGroupInvocations;
+
+ /** GL_ARB_gpu_shader5 */
+ GLfloat MinFragmentInterpolationOffset;
+ GLfloat MaxFragmentInterpolationOffset;
};
GLboolean ANGLE_texture_compression_dxt;
GLboolean ARB_ES2_compatibility;
GLboolean ARB_ES3_compatibility;
+ GLboolean ARB_arrays_of_arrays;
GLboolean ARB_base_instance;
GLboolean ARB_blend_func_extended;
+ GLboolean ARB_buffer_storage;
GLboolean ARB_color_buffer_float;
+ GLboolean ARB_compute_shader;
GLboolean ARB_conservative_depth;
GLboolean ARB_depth_buffer_float;
GLboolean ARB_depth_clamp;
GLboolean ARB_depth_texture;
GLboolean ARB_draw_buffers_blend;
GLboolean ARB_draw_elements_base_vertex;
+ GLboolean ARB_draw_indirect;
GLboolean ARB_draw_instanced;
GLboolean ARB_fragment_coord_conventions;
GLboolean ARB_fragment_program;
GLboolean ARB_explicit_attrib_location;
GLboolean ARB_geometry_shader4;
GLboolean ARB_gpu_shader5;
- GLboolean ARB_half_float_pixel;
GLboolean ARB_half_float_vertex;
GLboolean ARB_instanced_arrays;
GLboolean ARB_internalformat_query;
- GLboolean ARB_map_buffer_alignment;
GLboolean ARB_map_buffer_range;
GLboolean ARB_occlusion_query;
GLboolean ARB_occlusion_query2;
GLboolean ARB_point_sprite;
GLboolean ARB_sample_shading;
GLboolean ARB_seamless_cube_map;
+ GLboolean ARB_separate_shader_objects;
GLboolean ARB_shader_atomic_counters;
GLboolean ARB_shader_bit_encoding;
+ GLboolean ARB_shader_image_load_store;
GLboolean ARB_shader_stencil_export;
GLboolean ARB_shader_texture_lod;
GLboolean ARB_shading_language_packing;
GLboolean ARB_shading_language_420pack;
GLboolean ARB_shadow;
+ GLboolean ARB_stencil_texturing;
GLboolean ARB_sync;
GLboolean ARB_texture_border_clamp;
GLboolean ARB_texture_buffer_object;
GLboolean ARB_texture_query_lod;
GLboolean ARB_texture_rg;
GLboolean ARB_texture_rgb10_a2ui;
+ GLboolean ARB_texture_view;
GLboolean ARB_timer_query;
GLboolean ARB_transform_feedback2;
GLboolean ARB_transform_feedback3;
GLboolean ARB_vertex_shader;
GLboolean ARB_vertex_type_10f_11f_11f_rev;
GLboolean ARB_vertex_type_2_10_10_10_rev;
+ GLboolean ARB_viewport_array;
GLboolean EXT_blend_color;
GLboolean EXT_blend_equation_separate;
GLboolean EXT_blend_func_separate;
GLboolean EXT_blend_minmax;
GLboolean EXT_depth_bounds_test;
GLboolean EXT_draw_buffers2;
- GLboolean EXT_framebuffer_blit;
GLboolean EXT_framebuffer_multisample;
GLboolean EXT_framebuffer_multisample_blit_scaled;
GLboolean EXT_framebuffer_sRGB;
GLboolean EXT_gpu_program_parameters;
GLboolean EXT_gpu_shader4;
- GLboolean EXT_packed_depth_stencil;
GLboolean EXT_packed_float;
GLboolean EXT_pixel_buffer_object;
GLboolean EXT_point_parameters;
GLboolean ATI_fragment_shader;
GLboolean ATI_separate_stencil;
GLboolean MESA_pack_invert;
- GLboolean MESA_texture_array;
GLboolean MESA_ycbcr_texture;
GLboolean NV_conditional_render;
GLboolean NV_fog_distance;
const void *CallbackData;
GLboolean SyncOutput;
GLboolean DebugOutput;
- GLboolean ARBCallback; /* Used to track if current callback is of type ARB_debug_output or KHR_debug */
GLboolean Defaults[MAX_DEBUG_GROUP_STACK_DEPTH][MESA_DEBUG_SEVERITY_COUNT][MESA_DEBUG_SOURCE_COUNT][MESA_DEBUG_TYPE_COUNT];
struct gl_debug_namespace Namespaces[MAX_DEBUG_GROUP_STACK_DEPTH][MESA_DEBUG_SOURCE_COUNT][MESA_DEBUG_TYPE_COUNT];
struct gl_debug_msg Log[MAX_DEBUG_LOGGED_MESSAGES];
/** gl_context::TransformFeedback::CurrentObject */
GLbitfield NewTransformFeedback;
+ /** gl_context::TransformFeedback::CurrentObject::shader_program */
+ GLbitfield NewTransformFeedbackProg;
+
/** gl_context::RasterDiscard */
GLbitfield NewRasterizerDiscard;
* gl_context::AtomicBufferBindings
*/
GLbitfield NewAtomicBuffer;
+
+ /**
+ * gl_context::ImageUnits
+ */
+ GLbitfield NewImageUnits;
};
struct gl_uniform_buffer_binding
GLboolean AutomaticSize;
};
+/**
+ * ARB_shader_image_load_store image unit.
+ */
+struct gl_image_unit
+{
+ /**
+ * Texture object bound to this unit.
+ */
+ struct gl_texture_object *TexObj;
+
+ /**
+ * Level of the texture object bound to this unit.
+ */
+ GLuint Level;
+
+ /**
+ * \c GL_TRUE if the whole level is bound as an array of layers, \c
+ * GL_FALSE if only some specific layer of the texture is bound.
+ * \sa Layer
+ */
+ GLboolean Layered;
+
+ /**
+ * Layer of the texture object bound to this unit, or zero if the
+ * whole level is bound.
+ */
+ GLuint Layer;
+
+ /**
+ * Access allowed to this texture image. Either \c GL_READ_ONLY,
+ * \c GL_WRITE_ONLY or \c GL_READ_WRITE.
+ */
+ GLenum Access;
+
+ /**
+ * GL internal format that determines the interpretation of the
+ * image memory when shader image operations are performed through
+ * this unit.
+ */
+ GLenum Format;
+
+ /**
+ * Mesa format corresponding to \c Format.
+ */
+ mesa_format _ActualFormat;
+
+ /**
+ * GL_TRUE if the state of this image unit is valid and access from
+ * the shader is allowed. Otherwise loads from this unit should
+ * return zero and stores should have no effect.
+ */
+ GLboolean _Valid;
+};
+
/**
* Binding point for an atomic counter buffer object.
*/
struct gl_stencil_attrib Stencil; /**< Stencil buffer attributes */
struct gl_texture_attrib Texture; /**< Texture attributes */
struct gl_transform_attrib Transform; /**< Transformation attributes */
- struct gl_viewport_attrib Viewport; /**< Viewport attributes */
+ struct gl_viewport_attrib ViewportArray[MAX_VIEWPORTS]; /**< Viewport attributes */
/*@}*/
/** \name Client attribute stack */
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_pipeline_shader_state Pipeline; /**< GLSL pipeline shader object state */
+ struct gl_pipeline_object Shader; /**< GLSL shader object state */
+
+ /**
+ * Current active shader pipeline state
+ *
+ * Almost all internal users want ::_Shader instead of ::Shader. The
+ * exceptions are bits of legacy GLSL API that do not know about separate
+ * shader objects.
+ *
+ * If a program is active via \c glUseProgram, this will point to
+ * \c ::Shader.
+ *
+ * If a program pipeline is active via \c glBindProgramPipeline, this will
+ * point to \c ::Pipeline.Current.
+ *
+ * If neither a program nor a program pipeline is active, this will point to
+ * \c ::Pipeline.Default. This ensures that \c ::_Shader will never be
+ * \c NULL.
+ */
+ struct gl_pipeline_object *_Shader;
+
+ struct gl_shader_compiler_options ShaderCompilerOptions[MESA_SHADER_STAGES];
struct gl_query_state Query; /**< occlusion, timer queries */
struct gl_perf_monitor_state PerfMonitor;
+ struct gl_buffer_object *DrawIndirectBuffer; /** < GL_ARB_draw_indirect */
+
struct gl_buffer_object *CopyReadBuffer; /**< GL_ARB_copy_buffer */
struct gl_buffer_object *CopyWriteBuffer; /**< GL_ARB_copy_buffer */
struct gl_atomic_buffer_binding
AtomicBufferBindings[MAX_COMBINED_ATOMIC_BUFFERS];
+ /**
+ * Array of image units for ARB_shader_image_load_store.
+ */
+ struct gl_image_unit ImageUnits[MAX_IMAGE_UNITS];
+
/*@}*/
struct gl_meta_state *Meta; /**< for "meta" operations */
GLuint ErrorDebugCount;
/* GL_ARB_debug_output/GL_KHR_debug */
- struct gl_debug_state Debug;
+ struct gl_debug_state *Debug;
GLenum RenderMode; /**< either GL_RENDER, GL_SELECT, GL_FEEDBACK */
GLbitfield NewState; /**< bitwise-or of _NEW_* flags */
GLboolean FirstTimeCurrent;
/*@}*/
+ /**
+ * False if this context was created without a config. This is needed
+ * because the initial state of glDrawBuffers depends on this
+ */
+ GLboolean HasConfig;
+
/** software compression/decompression supported or not */
GLboolean Mesa_DXTn;
projects / mesa.git / blobdiff