struct gl_context;
struct st_context;
struct gl_uniform_storage;
+struct prog_instruction;
+struct gl_program_parameter_list;
/*@}*/
#define PRIM_UNKNOWN (GL_POLYGON+3)
-/**
- * Shader stages. Note that these will become 5 with tessellation.
- * These MUST have the same values as gallium's PIPE_SHADER_*
- */
-typedef enum
-{
- MESA_SHADER_VERTEX = 0,
- MESA_SHADER_FRAGMENT = 1,
- MESA_SHADER_GEOMETRY = 2,
- MESA_SHADER_TYPES = 3
-} gl_shader_type;
-
-
/**
* Indexes for vertex program attributes.
};
-/**
- * \brief Layout qualifiers for gl_FragDepth.
- *
- * Extension AMD_conservative_depth allows gl_FragDepth to be redeclared with
- * a layout qualifier.
- *
- * \see enum ir_depth_layout
- */
-enum gl_frag_depth_layout {
- FRAG_DEPTH_LAYOUT_NONE, /**< No layout is specified. */
- FRAG_DEPTH_LAYOUT_ANY,
- FRAG_DEPTH_LAYOUT_GREATER,
- FRAG_DEPTH_LAYOUT_LESS,
- FRAG_DEPTH_LAYOUT_UNCHANGED
-};
-
-
/**
* Hint attribute group (GL_HINT_BIT).
*
};
+struct gl_transform_feedback_varying_info
+{
+ char *Name;
+ GLenum Type;
+ GLint Size;
+};
+
+
+/**
+ * Per-output info vertex shaders for transform feedback.
+ */
+struct gl_transform_feedback_output
+{
+ unsigned OutputRegister;
+ unsigned OutputBuffer;
+ unsigned NumComponents;
+
+ /** offset (in DWORDs) of this output within the interleaved structure */
+ unsigned DstOffset;
+
+ /**
+ * Offset into the output register of the data to output. For example,
+ * if NumComponents is 2 and ComponentOffset is 1, then the data to
+ * offset is in the y and z components of the output register.
+ */
+ unsigned ComponentOffset;
+};
+
+
+/** Post-link transform feedback info. */
+struct gl_transform_feedback_info
+{
+ unsigned NumOutputs;
+
+ /**
+ * Number of transform feedback buffers in use by this program.
+ */
+ unsigned NumBuffers;
+
+ struct gl_transform_feedback_output *Outputs;
+
+ /** Transform feedback varyings used for the linking of this shader program.
+ *
+ * Use for glGetTransformFeedbackVarying().
+ */
+ struct gl_transform_feedback_varying_info *Varyings;
+ GLint NumVarying;
+
+ /**
+ * Total number of components stored in each buffer. This may be used by
+ * hardware back-ends to determine the correct stride when interleaving
+ * multiple transform feedback outputs in the same buffer.
+ */
+ unsigned BufferStride[MAX_FEEDBACK_ATTRIBS];
+};
+
+
+/**
+ * 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? */
+ GLboolean EndedAnytime; /**< Has EndTransformFeedback been called
+ at least once? */
+
+ /** 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_state
+{
+ GLenum Mode; /**< GL_POINTS, GL_LINES or GL_TRIANGLES */
+
+ /** 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;
+};
+
+
/**
* Names of the various vertex/fragment program register files, etc.
*
};
-/** Vertex and fragment instructions */
-struct prog_instruction;
-struct gl_program_parameter_list;
-struct gl_uniform_list;
-
-struct gl_transform_feedback_varying_info {
- char *Name;
- GLenum Type;
- GLint Size;
-};
-
-struct gl_transform_feedback_output {
- unsigned OutputRegister;
- unsigned OutputBuffer;
- unsigned NumComponents;
-
- /** offset (in DWORDs) of this output within the interleaved structure */
- unsigned DstOffset;
-
- /**
- * Offset into the output register of the data to output. For example,
- * if NumComponents is 2 and ComponentOffset is 1, then the data to
- * offset is in the y and z components of the output register.
- */
- unsigned ComponentOffset;
+/**
+ * \brief Layout qualifiers for gl_FragDepth.
+ *
+ * Extension AMD_conservative_depth allows gl_FragDepth to be redeclared with
+ * a layout qualifier.
+ *
+ * \see enum ir_depth_layout
+ */
+enum gl_frag_depth_layout
+{
+ FRAG_DEPTH_LAYOUT_NONE, /**< No layout is specified. */
+ FRAG_DEPTH_LAYOUT_ANY,
+ FRAG_DEPTH_LAYOUT_GREATER,
+ FRAG_DEPTH_LAYOUT_LESS,
+ FRAG_DEPTH_LAYOUT_UNCHANGED
};
-/** Post-link transform feedback info. */
-struct gl_transform_feedback_info {
- unsigned NumOutputs;
-
- /**
- * Number of transform feedback buffers in use by this program.
- */
- unsigned NumBuffers;
-
- struct gl_transform_feedback_output *Outputs;
-
- /** Transform feedback varyings used for the linking of this shader program.
- *
- * Use for glGetTransformFeedbackVarying().
- */
- struct gl_transform_feedback_varying_info *Varyings;
- GLint NumVarying;
-
- /**
- * Total number of components stored in each buffer. This may be used by
- * hardware back-ends to determine the correct stride when interleaving
- * multiple transform feedback outputs in the same buffer.
- */
- unsigned BufferStride[MAX_FEEDBACK_ATTRIBS];
-};
/**
* Base class for any kind of program object
};
-/**
- * Occlusion/timer query object.
- */
-struct gl_query_object
-{
- GLenum Target; /**< The query target, when active */
- GLuint Id; /**< hash table ID/name */
- GLuint64EXT Result; /**< the counter */
- GLboolean Active; /**< inside Begin/EndQuery */
- GLboolean Ready; /**< result is ready? */
-};
-
-
-/**
- * Context state for query objects.
- */
-struct gl_query_state
-{
- struct _mesa_HashTable *QueryObjects;
- struct gl_query_object *CurrentOcclusionObject; /* GL_ARB_occlusion_query */
- struct gl_query_object *CurrentTimerObject; /* GL_EXT_timer_query */
-
- /** 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;
-};
-
-
-/** Sync object state */
-struct gl_sync_object {
- struct simple_node link;
- GLenum Type; /**< GL_SYNC_FENCE */
- GLuint Name; /**< Fence name */
- GLint RefCount; /**< Reference count */
- GLboolean DeletePending; /**< Object was deleted while there were still
- * live references (e.g., sync not yet finished)
- */
- GLenum SyncCondition;
- GLbitfield Flags; /**< Flags passed to glFenceSync */
- GLuint StatusFlag:1; /**< Has the sync object been signaled? */
-};
-
-
/** Set by #pragma directives */
struct gl_sl_pragmas
{
};
+/**
+ * Shader stages. Note that these will become 5 with tessellation.
+ * These MUST have the same values as gallium's PIPE_SHADER_*
+ */
+typedef enum
+{
+ MESA_SHADER_VERTEX = 0,
+ MESA_SHADER_FRAGMENT = 1,
+ MESA_SHADER_GEOMETRY = 2,
+ MESA_SHADER_TYPES = 3
+} gl_shader_type;
+
+
/**
* A GLSL program object.
* Basically a linked collection of vertex and fragment shaders.
GLbitfield Flags; /**< Mask of GLSL_x flags */
};
+
/**
* Compiler options for a single GLSL shaders type
*/
struct gl_sl_pragmas DefaultPragmas; /**< Default #pragma settings */
};
+
/**
- * Transform feedback object state
+ * Occlusion/timer query object.
*/
-struct gl_transform_feedback_object
+struct gl_query_object
{
- GLuint Name; /**< AKA the object ID */
- GLint RefCount;
- GLboolean Active; /**< Is transform feedback enabled? */
- GLboolean Paused; /**< Is transform feedback paused? */
- GLboolean EndedAnytime; /**< Has EndTransformFeedback been called
- at least once? */
-
- /** 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];
+ GLenum Target; /**< The query target, when active */
+ GLuint Id; /**< hash table ID/name */
+ GLuint64EXT Result; /**< the counter */
+ GLboolean Active; /**< inside Begin/EndQuery */
+ GLboolean Ready; /**< result is ready? */
};
/**
- * Context state for transform feedback.
+ * Context state for query objects.
*/
-struct gl_transform_feedback
+struct gl_query_state
{
- GLenum Mode; /**< GL_POINTS, GL_LINES or GL_TRIANGLES */
+ struct _mesa_HashTable *QueryObjects;
+ struct gl_query_object *CurrentOcclusionObject; /* GL_ARB_occlusion_query */
+ struct gl_query_object *CurrentTimerObject; /* GL_EXT_timer_query */
- /** The general binding point (GL_TRANSFORM_FEEDBACK_BUFFER) */
- struct gl_buffer_object *CurrentBuffer;
+ /** GL_NV_conditional_render */
+ struct gl_query_object *CondRenderQuery;
- /** The table of all transform feedback objects */
- struct _mesa_HashTable *Objects;
+ /** GL_EXT_transform_feedback */
+ struct gl_query_object *PrimitivesGenerated;
+ struct gl_query_object *PrimitivesWritten;
- /** The current xform-fb object (GL_TRANSFORM_FEEDBACK_BINDING) */
- struct gl_transform_feedback_object *CurrentObject;
+ /** GL_ARB_timer_query */
+ struct gl_query_object *TimeElapsed;
- /** The default xform-fb object (Name==0) */
- struct gl_transform_feedback_object *DefaultObject;
+ GLenum CondRenderMode;
};
+/** Sync object state */
+struct gl_sync_object
+{
+ struct simple_node link;
+ GLenum Type; /**< GL_SYNC_FENCE */
+ GLuint Name; /**< Fence name */
+ GLint RefCount; /**< Reference count */
+ GLboolean DeletePending; /**< Object was deleted while there were still
+ * live references (e.g., sync not yet finished)
+ */
+ GLenum SyncCondition;
+ GLbitfield Flags; /**< Flags passed to glFenceSync */
+ GLuint StatusFlag:1; /**< Has the sync object been signaled? */
+};
+
/**
* State which can be shared by multiple contexts:
struct gl_query_state Query; /**< occlusion, timer queries */
- struct gl_transform_feedback TransformFeedback;
+ struct gl_transform_feedback_state TransformFeedback;
struct gl_buffer_object *CopyReadBuffer; /**< GL_ARB_copy_buffer */
struct gl_buffer_object *CopyWriteBuffer; /**< GL_ARB_copy_buffer */
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