/************************************************************************** * * Copyright 2003 Tungsten Graphics, Inc., Cedar Park, Texas. * All Rights Reserved. * * Permission is hereby granted, free of charge, to any person obtaining a * copy of this software and associated documentation files (the * "Software"), to deal in the Software without restriction, including * without limitation the rights to use, copy, modify, merge, publish, * distribute, sub license, and/or sell copies of the Software, and to * permit persons to whom the Software is furnished to do so, subject to * the following conditions: * * The above copyright notice and this permission notice (including the * next paragraph) shall be included in all copies or substantial portions * of the Software. * * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. * IN NO EVENT SHALL TUNGSTEN GRAPHICS AND/OR ITS SUPPLIERS BE LIABLE FOR * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. * **************************************************************************/ /* * Authors: * Keith Whitwell <keith@tungstengraphics.com> */ #ifndef ST_PROGRAM_H #define ST_PROGRAM_H #include "mtypes.h" #include "pipe/tgsi/exec/tgsi_token.h" #include "x86/rtasm/x86sse.h" #define ST_MAX_SHADER_TOKENS 1024 struct cso_fragment_shader; struct cso_vertex_shader; struct translated_vertex_program; /** * Derived from Mesa gl_fragment_program: */ struct st_fragment_program { struct gl_fragment_program Base; GLuint serialNo; GLuint input_to_slot[FRAG_ATTRIB_MAX]; /**< Maps FRAG_ATTRIB_x to slot */ GLuint num_input_slots; /** The program in TGSI format */ struct tgsi_token tokens[ST_MAX_SHADER_TOKENS]; /** Pointer to the corresponding cached shader */ const struct cso_fragment_shader *fs; GLuint param_state; /** List of vertex programs which have been translated such that their * outputs match this fragment program's inputs. */ struct translated_vertex_program *vertex_programs; }; /** * Derived from Mesa gl_fragment_program: */ struct st_vertex_program { struct gl_vertex_program Base; /**< The Mesa vertex program */ GLuint serialNo; /** maps a Mesa VERT_ATTRIB_x to a packed TGSI input index */ GLuint input_to_index[VERT_ATTRIB_MAX]; /** maps a TGSI input index back to a Mesa VERT_ATTRIB_x */ GLuint index_to_input[PIPE_MAX_SHADER_INPUTS]; /** The program in TGSI format */ struct tgsi_token tokens[ST_MAX_SHADER_TOKENS]; /** Pointer to the corresponding cached shader */ const struct cso_vertex_shader *vs; GLuint param_state; }; extern void st_init_program_functions(struct dd_function_table *functions); static inline struct st_fragment_program * st_fragment_program( struct gl_fragment_program *fp ) { return (struct st_fragment_program *)fp; } static inline struct st_vertex_program * st_vertex_program( struct gl_vertex_program *vp ) { return (struct st_vertex_program *)vp; } extern const struct cso_fragment_shader * st_translate_fragment_program(struct st_context *st, struct st_fragment_program *fp, const GLuint inputMapping[], struct tgsi_token *tokens, GLuint maxTokens); extern const struct cso_vertex_shader * st_translate_vertex_program(struct st_context *st, struct st_vertex_program *vp, const GLuint vert_output_to_slot[], struct tgsi_token *tokens, GLuint maxTokens); #endif