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/**********************************************************
* Copyright 2008-2009 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"), to deal in the Software without
* restriction, including without limitation the rights to use, copy,
* modify, merge, publish, distribute, sublicense, and/or sell copies
* of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be
* included in all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
* NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
* BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
* ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
* CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
* SOFTWARE.
*
**********************************************************/
#ifndef SVGA_SWTNL_PRIVATE_H
#define SVGA_SWTNL_PRIVATE_H
#include "svga_swtnl.h"
#include "draw/draw_vertex.h"
#include "svga_types.h"
#include "svga3d_reg.h"
/**
* Primitive renderer for svga.
*/
struct svga_vbuf_render {
struct vbuf_render base;
struct svga_context *svga;
struct vertex_info vertex_info;
unsigned vertex_size;
SVGA3dElementLayoutId layout_id; /**< current element layout id */
enum pipe_prim_type prim;
struct pipe_resource *vbuf;
struct pipe_resource *ibuf;
struct pipe_transfer *vbuf_transfer;
struct pipe_transfer *ibuf_transfer;
void *vbuf_ptr;
/* current size of buffer */
size_t vbuf_size;
size_t ibuf_size;
/* size of that the buffer should be */
size_t vbuf_alloc_size;
size_t ibuf_alloc_size;
/* current write place */
size_t vbuf_offset;
size_t ibuf_offset;
/* currently used */
size_t vbuf_used;
SVGA3dVertexDecl vdecl[PIPE_MAX_ATTRIBS];
unsigned vdecl_offset;
unsigned vdecl_count;
ushort min_index;
ushort max_index;
};
/**
* Basically a cast wrapper.
*/
static inline struct svga_vbuf_render *
svga_vbuf_render( struct vbuf_render *render )
{
assert(render);
return (struct svga_vbuf_render *)render;
}
struct vbuf_render *
svga_vbuf_render_create( struct svga_context *svga );
enum pipe_error
svga_swtnl_update_vdecl( struct svga_context *svga );
#endif
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