st_program.h revision c0dd02219d47f45ce469abbef8044431f6d85d0a 
1/**************************************************************************
2 *
3 * Copyright 2003 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 /*
29  * Authors:
30  *   Keith Whitwell <keith@tungstengraphics.com>
31  */
32
33
34#ifndef ST_PROGRAM_H
35#define ST_PROGRAM_H
36
37#include "mtypes.h"
38#include "pipe/tgsi/exec/tgsi_token.h"
39#include "x86/rtasm/x86sse.h"
40
41#define ST_FP_MAX_TOKENS 1024
42
43struct cso_fragment_shader;
44struct cso_vertex_shader;
45
46struct st_fragment_program
47{
48   struct gl_fragment_program Base;
49   GLboolean error;             /* If program is malformed for any reason. */
50   GLuint id; /**< String id, for tracking ProgramStringNotify changes. */
51
52   /** The program in TGSI format */
53   struct tgsi_token tokens[ST_FP_MAX_TOKENS];
54   GLboolean dirty;
55
56#if defined(USE_X86_ASM) || defined(SLANG_X86)
57   struct x86_function  sse2_program;
58#endif
59
60   /** Pointer to the corresponding cached shader */
61   const struct cso_fragment_shader *fs;
62
63   GLuint param_state;
64};
65
66
67struct st_vertex_program
68{
69   struct gl_vertex_program Base;  /**< The Mesa vertex program */
70   GLboolean error;        /**< Set if program is malformed for any reason. */
71   GLuint id; /**< String id, for tracking ProgramStringNotify changes. */
72
73   /** maps a Mesa VERT_ATTRIB_x to a packed TGSI input index */
74   GLuint input_to_index[MAX_VERTEX_PROGRAM_ATTRIBS];
75   /** maps a TGSI input index back to a Mesa VERT_ATTRIB_x */
76   GLuint index_to_input[MAX_VERTEX_PROGRAM_ATTRIBS];
77
78   /** The program in TGSI format */
79   struct tgsi_token tokens[ST_FP_MAX_TOKENS];
80   GLboolean dirty;
81
82#if defined(USE_X86_ASM) || defined(SLANG_X86)
83   struct x86_function  sse2_program;
84#endif
85
86   /** Pointer to the corresponding cached shader */
87   const struct cso_vertex_shader *vs;
88
89   GLuint param_state;
90};
91
92
93extern void st_init_program_functions(struct dd_function_table *functions);
94
95
96static inline struct st_fragment_program *
97st_fragment_program( struct gl_fragment_program *fp )
98{
99   return (struct st_fragment_program *)fp;
100}
101
102static inline struct st_vertex_program *
103st_vertex_program( struct gl_vertex_program *vp )
104{
105   return (struct st_vertex_program *)vp;
106}
107
108
109extern const struct cso_fragment_shader *
110st_translate_fragment_shader(struct st_context *st,
111                             struct st_fragment_program *fp);
112
113
114extern const struct cso_vertex_shader *
115st_translate_vertex_shader(struct st_context *st,
116                           struct st_vertex_program *vp);
117
118
119#endif
120