diff options
Diffstat (limited to 'src/mesa/main/bufferobj.h')
| -rw-r--r-- | src/mesa/main/bufferobj.h | 66 |
1 files changed, 37 insertions, 29 deletions
diff --git a/src/mesa/main/bufferobj.h b/src/mesa/main/bufferobj.h index 3c08f0083cf..decb44a65e6 100644 --- a/src/mesa/main/bufferobj.h +++ b/src/mesa/main/bufferobj.h @@ -1,8 +1,9 @@ /* * Mesa 3-D graphics library - * Version: 7.2 + * Version: 7.6 * * Copyright (C) 1999-2008 Brian Paul All Rights Reserved. + * Copyright (C) 2009 VMware, Inc. All Rights Reserved. * * Permission is hereby granted, free of charge, to any person obtaining a * copy of this software and associated documentation files (the "Software"), @@ -35,17 +36,32 @@ * Internal functions */ + +/** Is the given buffer object currently mapped? */ +static INLINE GLboolean +_mesa_bufferobj_mapped(const struct gl_buffer_object *obj) +{ + return obj->Pointer != NULL; +} + +/** + * Is the given buffer object a user-created buffer object? + * Mesa uses default buffer objects in several places. Default buffers + * always have Name==0. User created buffers have Name!=0. + */ +static INLINE GLboolean +_mesa_is_bufferobj(const struct gl_buffer_object *obj) +{ + return obj->Name != 0; +} + + extern void _mesa_init_buffer_objects( GLcontext *ctx ); extern void _mesa_update_default_objects_buffer_objects(GLcontext *ctx); -extern struct gl_buffer_object * -_mesa_new_buffer_object( GLcontext *ctx, GLuint name, GLenum target ); - -extern void -_mesa_delete_buffer_object( GLcontext *ctx, struct gl_buffer_object *bufObj ); extern struct gl_buffer_object * _mesa_lookup_bufferobj(GLcontext *ctx, GLuint buffer); @@ -59,29 +75,6 @@ _mesa_reference_buffer_object(GLcontext *ctx, struct gl_buffer_object **ptr, struct gl_buffer_object *bufObj); -extern void -_mesa_buffer_data( GLcontext *ctx, GLenum target, GLsizeiptrARB size, - const GLvoid * data, GLenum usage, - struct gl_buffer_object * bufObj ); - -extern void -_mesa_buffer_subdata( GLcontext *ctx, GLenum target, GLintptrARB offset, - GLsizeiptrARB size, const GLvoid * data, - struct gl_buffer_object * bufObj ); - -extern void -_mesa_buffer_get_subdata( GLcontext *ctx, GLenum target, GLintptrARB offset, - GLsizeiptrARB size, GLvoid * data, - struct gl_buffer_object * bufObj ); - -extern void * -_mesa_buffer_map( GLcontext *ctx, GLenum target, GLenum access, - struct gl_buffer_object * bufObj ); - -extern GLboolean -_mesa_buffer_unmap( GLcontext *ctx, GLenum target, - struct gl_buffer_object * bufObj ); - extern GLboolean _mesa_validate_pbo_access(GLuint dimensions, const struct gl_pixelstore_attrib *pack, @@ -116,6 +109,9 @@ _mesa_unmap_readpix_pbo(GLcontext *ctx, const struct gl_pixelstore_attrib *pack); +extern void +_mesa_init_buffer_object_functions(struct dd_function_table *driver); + /* * API functions @@ -154,4 +150,16 @@ _mesa_GetBufferParameterivARB(GLenum target, GLenum pname, GLint *params); extern void GLAPIENTRY _mesa_GetBufferPointervARB(GLenum target, GLenum pname, GLvoid **params); +extern void GLAPIENTRY +_mesa_CopyBufferSubData(GLenum readTarget, GLenum writeTarget, + GLintptr readOffset, GLintptr writeOffset, + GLsizeiptr size); + +extern void * GLAPIENTRY +_mesa_MapBufferRange(GLenum target, GLintptr offset, GLsizeiptr length, + GLbitfield access); + +extern void GLAPIENTRY +_mesa_FlushMappedBufferRange(GLenum target, GLintptr offset, GLsizeiptr length); + #endif |