*/
/**
- * \file vbo_context.h
- * \brief VBO builder module datatypes and definitions.
+ * \brief Public interface to the VBO module
* \author Keith Whitwell
*/
#include <stdbool.h>
#include "main/glheader.h"
+#include "main/draw.h"
#ifdef __cplusplus
extern "C" {
#endif
-struct gl_client_array;
struct gl_context;
-struct gl_transform_feedback_object;
-
-struct _mesa_prim {
- GLuint mode:8; /**< GL_POINTS, GL_LINES, GL_QUAD_STRIP, etc */
- GLuint indexed:1;
- GLuint begin:1;
- GLuint end:1;
- GLuint weak:1;
- GLuint no_current_update:1;
- GLuint is_indirect:1;
- GLuint pad:18;
-
- GLuint start;
- GLuint count;
- GLint basevertex;
- GLuint num_instances;
- GLuint base_instance;
- GLuint draw_id;
-
- GLsizeiptr indirect_offset;
-};
-
-/* Would like to call this a "vbo_index_buffer", but this would be
- * confusing as the indices are not neccessarily yet in a non-null
- * buffer object.
- */
-struct _mesa_index_buffer {
- GLuint count;
- GLenum type;
- struct gl_buffer_object *obj;
- const void *ptr;
-};
+GLboolean
+_vbo_CreateContext(struct gl_context *ctx, bool use_buffer_objects);
+void
+_vbo_DestroyContext(struct gl_context *ctx);
-GLboolean _vbo_CreateContext( struct gl_context *ctx );
-void _vbo_DestroyContext( struct gl_context *ctx );
-void _vbo_InvalidateState( struct gl_context *ctx, GLbitfield new_state );
+void
+vbo_exec_invalidate_state(struct gl_context *ctx);
+void
+_vbo_install_exec_vtxfmt(struct gl_context *ctx);
void
vbo_initialize_exec_dispatch(const struct gl_context *ctx,
vbo_initialize_save_dispatch(const struct gl_context *ctx,
struct _glapi_table *exec);
-void vbo_exec_FlushVertices(struct gl_context *ctx, GLuint flags);
-void vbo_save_SaveFlushVertices(struct gl_context *ctx);
-GLboolean vbo_save_NotifyBegin(struct gl_context *ctx, GLenum mode);
-void vbo_save_NewList(struct gl_context *ctx, GLuint list, GLenum mode);
-void vbo_save_EndList(struct gl_context *ctx);
-void vbo_save_BeginCallList(struct gl_context *ctx, struct gl_display_list *list);
-void vbo_save_EndCallList(struct gl_context *ctx);
-
-
-typedef void (*vbo_draw_func)( struct gl_context *ctx,
- const struct _mesa_prim *prims,
- GLuint nr_prims,
- const struct _mesa_index_buffer *ib,
- GLboolean index_bounds_valid,
- GLuint min_index,
- GLuint max_index,
- struct gl_transform_feedback_object *tfb_vertcount,
- unsigned stream,
- struct gl_buffer_object *indirect);
-
-
-typedef void (*vbo_indirect_draw_func)(
- struct gl_context *ctx,
- GLuint mode,
- struct gl_buffer_object *indirect_data,
- GLsizeiptr indirect_offset,
- unsigned draw_count,
- unsigned stride,
- struct gl_buffer_object *indirect_params,
- GLsizeiptr indirect_params_offset,
- const struct _mesa_index_buffer *ib);
-
-
-
-
-/* Utility function to cope with various constraints on tnl modules or
- * hardware. This can be used to split an incoming set of arrays and
- * primitives against the following constraints:
- * - Maximum number of indices in index buffer.
- * - Maximum number of vertices referenced by index buffer.
- * - Maximum hardware vertex buffer size.
- */
-struct split_limits {
- GLuint max_verts;
- GLuint max_indices;
- GLuint max_vb_size; /* bytes */
-};
-
-
-void vbo_split_prims( struct gl_context *ctx,
- const struct gl_client_array *arrays[],
- const struct _mesa_prim *prim,
- GLuint nr_prims,
- const struct _mesa_index_buffer *ib,
- GLuint min_index,
- GLuint max_index,
- vbo_draw_func draw,
- const struct split_limits *limits );
-
-
-/* Helpers for dealing translating away non-zero min_index.
- */
-GLboolean vbo_all_varyings_in_vbos( const struct gl_client_array *arrays[] );
-GLboolean vbo_any_varyings_in_vbos( const struct gl_client_array *arrays[] );
-
-void vbo_rebase_prims( struct gl_context *ctx,
- const struct gl_client_array *arrays[],
- const struct _mesa_prim *prim,
- GLuint nr_prims,
- const struct _mesa_index_buffer *ib,
- GLuint min_index,
- GLuint max_index,
- vbo_draw_func draw );
-
-static inline int
-vbo_sizeof_ib_type(GLenum type)
-{
- switch (type) {
- case GL_UNSIGNED_INT:
- return sizeof(GLuint);
- case GL_UNSIGNED_SHORT:
- return sizeof(GLushort);
- case GL_UNSIGNED_BYTE:
- return sizeof(GLubyte);
- default:
- assert(!"unsupported index data type");
- /* In case assert is turned off */
- return 0;
- }
-}
-
void
-vbo_delete_minmax_cache(struct gl_buffer_object *bufferObj);
+vbo_exec_FlushVertices(struct gl_context *ctx, GLuint flags);
void
-vbo_get_minmax_indices(struct gl_context *ctx, const struct _mesa_prim *prim,
- const struct _mesa_index_buffer *ib,
- GLuint *min_index, GLuint *max_index, GLuint nr_prims);
+vbo_save_SaveFlushVertices(struct gl_context *ctx);
-void vbo_use_buffer_objects(struct gl_context *ctx);
+void
+vbo_save_NotifyBegin(struct gl_context *ctx, GLenum mode,
+ bool no_current_update);
-void vbo_always_unmap_buffers(struct gl_context *ctx);
+void
+vbo_save_NewList(struct gl_context *ctx, GLuint list, GLenum mode);
-void vbo_set_draw_func(struct gl_context *ctx, vbo_draw_func func);
+void
+vbo_save_EndList(struct gl_context *ctx);
-void vbo_set_indirect_draw_func(struct gl_context *ctx,
- vbo_indirect_draw_func func);
+void
+vbo_save_BeginCallList(struct gl_context *ctx, struct gl_display_list *list);
-bool vbo_bind_arrays(struct gl_context *ctx);
+void
+vbo_save_EndCallList(struct gl_context *ctx);
-size_t
-vbo_count_tessellated_primitives(GLenum mode, GLuint count,
- GLuint num_instances);
void
-vbo_try_prim_conversion(struct _mesa_prim *p);
-
-bool
-vbo_can_merge_prims(const struct _mesa_prim *p0, const struct _mesa_prim *p1);
+vbo_delete_minmax_cache(struct gl_buffer_object *bufferObj);
void
-vbo_merge_prims(struct _mesa_prim *p0, const struct _mesa_prim *p1);
+vbo_get_minmax_indices(struct gl_context *ctx, const struct _mesa_prim *prim,
+ const struct _mesa_index_buffer *ib,
+ GLuint *min_index, GLuint *max_index, GLuint nr_prims);
void
vbo_sw_primitive_restart(struct gl_context *ctx,
const struct _mesa_index_buffer *ib,
struct gl_buffer_object *indirect);
+
+const struct gl_array_attributes*
+_vbo_current_attrib(const struct gl_context *ctx, gl_vert_attrib attr);
+
+
+const struct gl_vertex_buffer_binding*
+_vbo_current_binding(const struct gl_context *ctx);
+
+
void GLAPIENTRY
_es_Color4f(GLfloat r, GLfloat g, GLfloat b, GLfloat a);
projects / mesa.git / blobdiff