1 /**************************************************************************
2 *
3 * Copyright 2007 Tungsten Graphics, Inc., Cedar Park, Texas.
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 TUNGSTEN GRAPHICS AND/OR ITS SUPPLIERS BE LIABLE FOR
22 * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
23 * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
24 * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
25 *
26 **************************************************************************/
27
28 #include "pipe/p_defines.h"
29 #include "util/u_memory.h"
30 #include "sp_context.h"
31 #include "sp_state.h"
32 #include "draw/draw_context.h"
33
34
35
36 static void *
softpipe_create_rasterizer_state(struct pipe_context * pipe,const struct pipe_rasterizer_state * rast)37 softpipe_create_rasterizer_state(struct pipe_context *pipe,
38 const struct pipe_rasterizer_state *rast)
39 {
40 return mem_dup(rast, sizeof(*rast));
41 }
42
43
44 static void
softpipe_bind_rasterizer_state(struct pipe_context * pipe,void * rasterizer)45 softpipe_bind_rasterizer_state(struct pipe_context *pipe,
46 void *rasterizer)
47 {
48 struct softpipe_context *softpipe = softpipe_context(pipe);
49
50 if (softpipe->rasterizer == rasterizer)
51 return;
52
53 /* pass-through to draw module */
54 draw_set_rasterizer_state(softpipe->draw, rasterizer, rasterizer);
55
56 softpipe->rasterizer = rasterizer;
57
58 softpipe->dirty |= SP_NEW_RASTERIZER;
59 }
60
61
62 static void
softpipe_delete_rasterizer_state(struct pipe_context * pipe,void * rasterizer)63 softpipe_delete_rasterizer_state(struct pipe_context *pipe,
64 void *rasterizer)
65 {
66 FREE( rasterizer );
67 }
68
69
70 void
softpipe_init_rasterizer_funcs(struct pipe_context * pipe)71 softpipe_init_rasterizer_funcs(struct pipe_context *pipe)
72 {
73 pipe->create_rasterizer_state = softpipe_create_rasterizer_state;
74 pipe->bind_rasterizer_state = softpipe_bind_rasterizer_state;
75 pipe->delete_rasterizer_state = softpipe_delete_rasterizer_state;
76 }
77