1 /**************************************************************************
3 * Copyright 2003 Tungsten Graphics, Inc., Cedar Park, Texas.
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:
14 * The above copyright notice and this permission notice (including the
15 * next paragraph) shall be included in all copies or substantial portions
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.
26 **************************************************************************/
30 * Keith Whitwell <keith@tungstengraphics.com>
38 #include "pipe/p_shader_tokens.h"
39 #include "x86/rtasm/x86sse.h"
42 #define ST_MAX_SHADER_TOKENS 1024
45 struct cso_fragment_shader
;
46 struct cso_vertex_shader
;
47 struct translated_vertex_program
;
51 * Derived from Mesa gl_fragment_program:
53 struct st_fragment_program
55 struct gl_fragment_program Base
;
58 GLuint input_to_slot
[FRAG_ATTRIB_MAX
]; /**< Maps FRAG_ATTRIB_x to slot */
59 GLuint num_input_slots
;
61 /** The program in TGSI format */
62 struct tgsi_token tokens
[ST_MAX_SHADER_TOKENS
];
64 /** Pointer to the corresponding cached shader */
65 const struct cso_fragment_shader
*cso
;
69 /** List of vertex programs which have been translated such that their
70 * outputs match this fragment program's inputs.
72 struct translated_vertex_program
*vertex_programs
;
77 * Derived from Mesa gl_fragment_program:
79 struct st_vertex_program
81 struct gl_vertex_program Base
; /**< The Mesa vertex program */
84 /** maps a Mesa VERT_ATTRIB_x to a packed TGSI input index */
85 GLuint input_to_index
[VERT_ATTRIB_MAX
];
86 /** maps a TGSI input index back to a Mesa VERT_ATTRIB_x */
87 GLuint index_to_input
[PIPE_MAX_SHADER_INPUTS
];
89 /** The program in TGSI format */
90 struct tgsi_token tokens
[ST_MAX_SHADER_TOKENS
];
92 /** Pointer to the corresponding cached shader */
93 const struct cso_vertex_shader
*cso
;
95 /** For using our private draw module (glRasterPos) */
96 struct draw_vertex_shader
*draw_shader
;
103 st_init_program_functions(struct dd_function_table
*functions
);
106 static inline struct st_fragment_program
*
107 st_fragment_program( struct gl_fragment_program
*fp
)
109 return (struct st_fragment_program
*)fp
;
113 static inline struct st_vertex_program
*
114 st_vertex_program( struct gl_vertex_program
*vp
)
116 return (struct st_vertex_program
*)vp
;
120 extern const struct cso_fragment_shader
*
121 st_translate_fragment_program(struct st_context
*st
,
122 struct st_fragment_program
*fp
,
123 const GLuint inputMapping
[],
124 struct tgsi_token
*tokens
,
129 st_translate_vertex_program(struct st_context
*st
,
130 struct st_vertex_program
*vp
,
131 const GLuint vert_output_to_slot
[],
132 struct tgsi_token
*tokens
,