From e75b283b45add351dbe5a09289fe85546df8a79a Mon Sep 17 00:00:00 2001 From: Brian Paul Date: Mon, 8 Jun 2009 17:02:36 -0600 Subject: mesa: implement GL_ARB_map_buffer_range Only enabled for software drivers at this point. Note that the gl_buffer_object::Access enum field has been replaced by a gl_buffer_object::AccessFlags bitfield. The new field is a mask of the GL_MAP_x_BIT flags which is a superset of the old GL_READ_ONLY, GL_WRITE_ONLY and GL_READ_WRITE modes. When we query GL_BUFFER_ACCESS_ARB we translate the bitfield into the conventional enum values. --- src/mesa/main/bufferobj.h | 17 +++++++++++++++++ 1 file changed, 17 insertions(+) (limited to 'src/mesa/main/bufferobj.h') diff --git a/src/mesa/main/bufferobj.h b/src/mesa/main/bufferobj.h index 79c027aa4d..a8e2dcef93 100644 --- a/src/mesa/main/bufferobj.h +++ b/src/mesa/main/bufferobj.h @@ -79,6 +79,16 @@ extern void * _mesa_buffer_map( GLcontext *ctx, GLenum target, GLenum access, struct gl_buffer_object * bufObj ); +extern void * +_mesa_buffer_map_range( GLcontext *ctx, GLenum target, GLintptr offset, + GLsizeiptr length, GLbitfield access, + struct gl_buffer_object *bufObj ); + +extern void +_mesa_buffer_flush_mapped_range( GLcontext *ctx, GLenum target, + GLintptr offset, GLsizeiptr length, + struct gl_buffer_object *obj ); + extern GLboolean _mesa_buffer_unmap( GLcontext *ctx, GLenum target, struct gl_buffer_object * bufObj ); @@ -167,4 +177,11 @@ _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 -- cgit v1.2.3