struct gl_meta_state;
struct gl_program_cache;
struct gl_texture_object;
+struct gl_debug_state;
struct gl_context;
struct st_context;
struct gl_uniform_storage;
/**
* Bit flags for each type of texture object
- * Used for Texture.Unit[]._ReallyEnabled flags.
*/
/*@{*/
#define TEXTURE_2D_MULTISAMPLE_BIT (1 << TEXTURE_2D_MULTISAMPLE_INDEX)
GLuint Name; /**< the user-visible texture object ID */
GLchar *Label; /**< GL_KHR_debug */
GLenum Target; /**< GL_TEXTURE_1D, GL_TEXTURE_2D, etc. */
+ gl_texture_index TargetIndex; /**< The gl_texture_unit::CurrentTex index.
+ Only valid when Target is valid. */
struct gl_sampler_object Sampler;
struct gl_texture_unit
{
GLbitfield Enabled; /**< bitmask of TEXTURE_*_BIT flags */
- GLbitfield _ReallyEnabled; /**< 0 or exactly one of TEXTURE_*_BIT flags */
GLenum EnvMode; /**< GL_MODULATE, GL_DECAL, GL_BLEND, etc. */
GLclampf EnvColor[4];
/** Points to highest priority, complete and enabled texture object */
struct gl_texture_object *_Current;
+
+ /** Texture targets that have a non-default texture bound */
+ GLbitfield _BoundTextures;
};
/** GL_ARB_seamless_cubemap */
GLboolean CubeMapSeamless;
- /** Texture units/samplers used by vertex or fragment texturing */
- GLbitfield _EnabledUnits;
-
/** Texture coord units/sets used for fragment texturing */
GLbitfield _EnabledCoordUnits;
/** Bitwise-OR of all Texture.Unit[i]._GenFlags */
GLbitfield _GenFlags;
+
+ /** Largest index of a texture unit with _Current != NULL. */
+ GLint _MaxEnabledTexImageUnit;
+
+ /** Largest index + 1 of texture units that have had any CurrentTex set. */
+ GLint NumCurrentTexUsed;
};
/**
* This shader's uniform block information.
*
- * The offsets of the variables are assigned only for shaders in a program's
- * _LinkedShaders[].
+ * These fields are only set post-linking.
*/
struct gl_uniform_block *UniformBlocks;
unsigned NumUniformBlocks;
struct glsl_symbol_table *symbols;
bool uses_builtin_functions;
+ bool uses_gl_fragcoord;
+ bool redeclares_gl_fragcoord;
+ bool ARB_fragment_coord_conventions_enable;
+
+ /**
+ * Fragment shader state from GLSL 1.50 layout qualifiers.
+ */
+ bool origin_upper_left;
+ bool pixel_center_integer;
/**
* Geometry shader state from GLSL 1.50 layout qualifiers.
*/
GLboolean BinaryRetreivableHint;
- /**
- * Flags that the linker should not reject the program if it lacks
- * a vertex or fragment shader. GLES2 doesn't allow separate
- * shader objects, and would reject them. However, we internally
- * build separate shader objects for fixed function programs, which
- * we use for drivers/common/meta.c and for handling
- * _mesa_update_state with no program bound (for example in
- * glClear()).
- */
- GLboolean InternalSeparateShader;
-
/**
* Indicates whether program can be bound for individual pipeline stages
* using UseProgramStages after it is next linked.
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.
* \c NULL.
*/
struct gl_shader *_LinkedShaders[MESA_SHADER_STAGES];
+
+ /* True if any of the fragment shaders attached to this program use:
+ * #extension ARB_fragment_coord_conventions: enable
+ */
+ GLboolean ARB_fragment_coord_conventions_enable;
};
/**
* Programs used for rendering
*
- * There is a separate program set for each shader stage. If
- * GL_EXT_separate_shader_objects is not supported, each of these must point
- * to \c NULL or to the same program.
+ * There is a separate program set for each shader stage.
*/
struct gl_shader_program *CurrentProgram[MESA_SHADER_STAGES];
GLbitfield Flags; /**< Mask of GLSL_x flags */
GLboolean EverBound; /**< Has the pipeline object been created */
+
+ GLboolean Validated; /**< Pipeline Validation status */
+
+ GLchar *InfoLog;
};
/**
/** 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;
};
/** GL_ARB_gpu_shader5 */
GLfloat MinFragmentInterpolationOffset;
GLfloat MaxFragmentInterpolationOffset;
+
+ GLboolean FakeSWMSAA;
};
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_texture_mirror_clamp_to_edge;
GLboolean ARB_texture_multisample;
GLboolean ARB_texture_non_power_of_two;
+ GLboolean ARB_texture_stencil8;
GLboolean ARB_texture_query_levels;
GLboolean ARB_texture_query_lod;
GLboolean ARB_texture_rg;
GLboolean EXT_pixel_buffer_object;
GLboolean EXT_point_parameters;
GLboolean EXT_provoking_vertex;
- GLboolean EXT_separate_shader_objects;
GLboolean EXT_shader_integer_mix;
GLboolean EXT_stencil_two_side;
GLboolean EXT_texture3D;
/** @} */
-/**
- * An error, warning, or other piece of debug information for an application
- * to consume via GL_ARB_debug_output/GL_KHR_debug.
- */
-struct gl_debug_msg
-{
- enum mesa_debug_source source;
- enum mesa_debug_type type;
- GLuint id;
- enum mesa_debug_severity severity;
- GLsizei length;
- GLcharARB *message;
-};
-
-struct gl_debug_namespace
-{
- struct _mesa_HashTable *IDs;
- unsigned ZeroID; /* a HashTable won't take zero, so store its state here */
- /** lists of IDs in the hash table at each severity */
- struct simple_node Severity[MESA_DEBUG_SEVERITY_COUNT];
-};
-
-struct gl_debug_state
-{
- GLDEBUGPROC Callback;
- const void *CallbackData;
- GLboolean SyncOutput;
- GLboolean DebugOutput;
- 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];
- struct gl_debug_msg DebugGroupMsgs[MAX_DEBUG_GROUP_STACK_DEPTH];
- GLint GroupStackDepth;
- GLint NumMessages;
- GLint NextMsg;
- GLint NextMsgLength; /* redundant, but copied here from Log[NextMsg].length
- for the sake of the offsetof() code in get.c */
-};
-
/**
* Enum for the OpenGL APIs we know about and may support.
*
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 */
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