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  1. /**********************************************************
  2.  * Copyright 2008-2009 VMware, Inc.  All rights reserved.
  3.  *
  4.  * Permission is hereby granted, free of charge, to any person
  5.  * obtaining a copy of this software and associated documentation
  6.  * files (the "Software"), to deal in the Software without
  7.  * restriction, including without limitation the rights to use, copy,
  8.  * modify, merge, publish, distribute, sublicense, and/or sell copies
  9.  * of the Software, and to permit persons to whom the Software is
  10.  * furnished to do so, subject to the following conditions:
  11.  *
  12.  * The above copyright notice and this permission notice shall be
  13.  * included in all copies or substantial portions of the Software.
  14.  *
  15.  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
  16.  * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
  17.  * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
  18.  * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
  19.  * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
  20.  * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
  21.  * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
  22.  * SOFTWARE.
  23.  *
  24.  **********************************************************/
  25.  
  26. #ifndef SVGA_SWTNL_PRIVATE_H
  27. #define SVGA_SWTNL_PRIVATE_H
  28.  
  29. #include "svga_swtnl.h"
  30. #include "draw/draw_vertex.h"
  31.  
  32. #include "svga_types.h"
  33. #include "svga3d_reg.h"
  34.  
  35. /**
  36.  * Primitive renderer for svga.
  37.  */
  38. struct svga_vbuf_render {
  39.    struct vbuf_render base;
  40.  
  41.    struct svga_context *svga;
  42.    struct vertex_info vertex_info;
  43.  
  44.    unsigned vertex_size;
  45.  
  46.    unsigned prim;
  47.  
  48.    struct pipe_resource *vbuf;
  49.    struct pipe_resource *ibuf;
  50.    struct pipe_transfer *vbuf_transfer;
  51.    struct pipe_transfer *ibuf_transfer;
  52.  
  53.    /* current size of buffer */
  54.    size_t vbuf_size;
  55.    size_t ibuf_size;
  56.  
  57.    /* size of that the buffer should be */
  58.    size_t vbuf_alloc_size;
  59.    size_t ibuf_alloc_size;
  60.  
  61.    /* current write place */
  62.    size_t vbuf_offset;
  63.    size_t ibuf_offset;
  64.  
  65.    /* currently used */
  66.    size_t vbuf_used;
  67.  
  68.    SVGA3dVertexDecl vdecl[PIPE_MAX_ATTRIBS];
  69.    unsigned vdecl_offset;
  70.    unsigned vdecl_count;
  71.  
  72.    ushort min_index;
  73.    ushort max_index;
  74. };
  75.  
  76. /**
  77.  * Basically a cast wrapper.
  78.  */
  79. static INLINE struct svga_vbuf_render *
  80. svga_vbuf_render( struct vbuf_render *render )
  81. {
  82.    assert(render);
  83.    return (struct svga_vbuf_render *)render;
  84. }
  85.  
  86.  
  87. struct vbuf_render *
  88. svga_vbuf_render_create( struct svga_context *svga );
  89.  
  90.  
  91. enum pipe_error
  92. svga_swtnl_update_vdecl( struct svga_context *svga );
  93.  
  94.  
  95. #endif
  96.