lp_rast_priv.h revision 85999695829823e459e11822b4846ed1db5c055d 
1/**************************************************************************
2 *
3 * Copyright 2009 VMware, Inc.
4 * All Rights Reserved.
5 *
6 * Permission is hereby granted, free of charge, to any person obtaining a
7 * copy of this software and associated documentation files (the
8 * "Software"), to deal in the Software without restriction, including
9 * without limitation the rights to use, copy, modify, merge, publish,
10 * distribute, sub license, and/or sell copies of the Software, and to
11 * permit persons to whom the Software is furnished to do so, subject to
12 * the following conditions:
13 *
14 * The above copyright notice and this permission notice (including the
15 * next paragraph) shall be included in all copies or substantial portions
16 * of the Software.
17 *
18 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
19 * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
20 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
21 * IN NO EVENT SHALL VMWARE AND/OR ITS SUPPLIERS BE LIABLE FOR
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23 * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
24 * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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26 **************************************************************************/
27
28#ifndef LP_RAST_PRIV_H
29#define LP_RAST_PRIV_H
30
31#include "lp_rast.h"
32
33struct pipe_transfer;
34struct pipe_screen;
35
36/* We can choose whatever layout for the internal tile storage we
37 * prefer:
38 */
39struct lp_rast_tile
40{
41   uint8_t *color;
42
43   uint32_t *depth;
44};
45
46
47struct lp_rasterizer {
48
49   /* We can choose whatever layout for the internal tile storage we
50    * prefer:
51    */
52   struct lp_rast_tile tile;
53
54   unsigned x;
55   unsigned y;
56   boolean clipped_tile;
57
58   boolean check_for_clipped_tiles;
59   unsigned width;
60   unsigned height;
61
62   struct pipe_screen *screen;
63   struct pipe_transfer *cbuf_transfer;
64   struct pipe_transfer *zsbuf_transfer;
65   void *cbuf_map;
66   void *zsbuf_map;
67
68   struct {
69      struct pipe_surface *cbuf;
70      struct pipe_surface *zsbuf;
71      boolean write_color;
72      boolean write_zstencil;
73      unsigned clear_color;
74      unsigned clear_depth;
75      char clear_stencil;
76   } state;
77};
78
79
80void lp_rast_shade_quads( struct lp_rasterizer *rast,
81                          const struct lp_rast_shader_inputs *inputs,
82                          unsigned x, unsigned y,
83                          const unsigned *masks);
84
85#endif
86