1 /**************************************************************************
2 *
3 * Copyright 2009 VMware, Inc.
4 * Copyright 2007 VMware, Inc.
5 * All Rights Reserved.
6 *
7 * Permission is hereby granted, free of charge, to any person obtaining a
8 * copy of this software and associated documentation files (the
9 * "Software"), to deal in the Software without restriction, including
10 * without limitation the rights to use, copy, modify, merge, publish,
11 * distribute, sub license, and/or sell copies of the Software, and to
12 * permit persons to whom the Software is furnished to do so, subject to
13 * the following conditions:
14 *
15 * The above copyright notice and this permission notice (including the
16 * next paragraph) shall be included in all copies or substantial portions
17 * of the Software.
18 *
19 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
20 * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
21 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
22 * IN NO EVENT SHALL VMWARE AND/OR ITS SUPPLIERS BE LIABLE FOR
23 * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
24 * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
25 * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
26 *
27 **************************************************************************/
28
29
30 #include "pipe/p_defines.h"
31 #include "tgsi/tgsi_dump.h"
32 #include "tgsi/tgsi_parse.h"
33 #include "util/u_memory.h"
34 #include "draw/draw_context.h"
35
36 #include "lp_context.h"
37 #include "lp_debug.h"
38 #include "lp_state.h"
39
40
41 static void *
llvmpipe_create_vs_state(struct pipe_context * pipe,const struct pipe_shader_state * templ)42 llvmpipe_create_vs_state(struct pipe_context *pipe,
43 const struct pipe_shader_state *templ)
44 {
45 struct llvmpipe_context *llvmpipe = llvmpipe_context(pipe);
46 struct draw_vertex_shader *vs;
47
48 vs = draw_create_vertex_shader(llvmpipe->draw, templ);
49 if (!vs) {
50 return NULL;
51 }
52
53 if (LP_DEBUG & DEBUG_TGSI && templ->type == PIPE_SHADER_IR_TGSI) {
54 debug_printf("llvmpipe: Create vertex shader %p:\n", (void *) vs);
55 tgsi_dump(templ->tokens, 0);
56 }
57
58 return vs;
59 }
60
61
62 static void
llvmpipe_bind_vs_state(struct pipe_context * pipe,void * _vs)63 llvmpipe_bind_vs_state(struct pipe_context *pipe, void *_vs)
64 {
65 struct llvmpipe_context *llvmpipe = llvmpipe_context(pipe);
66 struct draw_vertex_shader *vs = (struct draw_vertex_shader *)_vs;
67
68 if (llvmpipe->vs == vs)
69 return;
70
71 draw_bind_vertex_shader(llvmpipe->draw, vs);
72
73 llvmpipe->vs = vs;
74
75 llvmpipe->dirty |= LP_NEW_VS;
76 }
77
78
79 static void
llvmpipe_delete_vs_state(struct pipe_context * pipe,void * _vs)80 llvmpipe_delete_vs_state(struct pipe_context *pipe, void *_vs)
81 {
82 struct llvmpipe_context *llvmpipe = llvmpipe_context(pipe);
83 struct draw_vertex_shader *vs = (struct draw_vertex_shader *)_vs;
84
85 draw_delete_vertex_shader(llvmpipe->draw, vs);
86 }
87
88
89
90 void
llvmpipe_init_vs_funcs(struct llvmpipe_context * llvmpipe)91 llvmpipe_init_vs_funcs(struct llvmpipe_context *llvmpipe)
92 {
93 llvmpipe->pipe.create_vs_state = llvmpipe_create_vs_state;
94 llvmpipe->pipe.bind_vs_state = llvmpipe_bind_vs_state;
95 llvmpipe->pipe.delete_vs_state = llvmpipe_delete_vs_state;
96 }
97