2007-05-24 10:41:34 +01:00
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/**************************************************************************
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*
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* Copyright 2003 Tungsten Graphics, Inc., Cedar Park, Texas.
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* All Rights Reserved.
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*
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* Permission is hereby granted, free of charge, to any person obtaining a
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* copy of this software and associated documentation files (the
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* "Software"), to deal in the Software without restriction, including
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* without limitation the rights to use, copy, modify, merge, publish,
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* distribute, sub license, and/or sell copies of the Software, and to
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* permit persons to whom the Software is furnished to do so, subject to
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* the following conditions:
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*
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* The above copyright notice and this permission notice (including the
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* next paragraph) shall be included in all copies or substantial portions
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* of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
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* OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
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* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
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* IN NO EVENT SHALL TUNGSTEN GRAPHICS AND/OR ITS SUPPLIERS BE LIABLE FOR
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* ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
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* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
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* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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*
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**************************************************************************/
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/*
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* Authors:
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* Keith Whitwell <keith@tungstengraphics.com>
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*/
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#ifndef ST_PROGRAM_H
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#define ST_PROGRAM_H
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2008-05-07 15:55:33 +01:00
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#include "main/mtypes.h"
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2010-06-11 06:02:41 +01:00
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#include "program/program.h"
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2007-11-23 13:28:16 +00:00
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#include "pipe/p_shader_tokens.h"
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2007-07-19 20:24:55 +01:00
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2007-09-28 22:39:09 +01:00
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2007-09-20 12:50:33 +01:00
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struct cso_fragment_shader;
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struct cso_vertex_shader;
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2007-07-19 20:24:55 +01:00
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2007-09-28 22:39:09 +01:00
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/**
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* Derived from Mesa gl_fragment_program:
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*/
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2007-05-24 10:41:34 +01:00
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struct st_fragment_program
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{
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struct gl_fragment_program Base;
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2007-09-25 21:29:11 +01:00
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GLuint serialNo;
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2007-05-24 10:41:34 +01:00
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2010-02-12 21:46:51 +00:00
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struct pipe_shader_state tgsi;
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2008-04-21 20:26:19 +01:00
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void *driver_shader;
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2007-09-20 01:53:36 +01:00
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2008-04-23 01:38:37 +01:00
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/** Program prefixed with glBitmap prologue */
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struct st_fragment_program *bitmap_program;
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uint bitmap_sampler;
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2007-05-24 10:41:34 +01:00
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};
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2009-11-15 19:15:25 +00:00
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struct st_vp_varient_key
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{
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2009-12-09 18:03:10 +00:00
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boolean passthrough_edgeflags;
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2009-11-15 19:15:25 +00:00
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};
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/**
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* This represents a vertex program, especially translated to match
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* the inputs of a particular fragment shader.
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*/
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struct st_vp_varient
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{
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/* Parameters which generated this translated version of a vertex
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* shader:
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*/
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struct st_vp_varient_key key;
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2010-02-12 21:46:51 +00:00
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/**
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* TGSI tokens (to later generate a 'draw' module shader for
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* selection/feedback/rasterpos)
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2009-11-15 19:15:25 +00:00
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*/
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2010-02-12 21:46:51 +00:00
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struct pipe_shader_state tgsi;
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2009-11-15 19:15:25 +00:00
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/** Driver's compiled shader */
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void *driver_shader;
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/** For using our private draw module (glRasterPos) */
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struct draw_vertex_shader *draw_shader;
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/** Next in linked list */
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struct st_vp_varient *next;
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2009-12-16 21:12:16 +00:00
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/** similar to that in st_vertex_program, but with information about edgeflags too */
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GLuint num_inputs;
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2009-11-15 19:15:25 +00:00
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};
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2007-09-28 22:39:09 +01:00
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/**
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* Derived from Mesa gl_fragment_program:
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*/
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2007-07-19 20:24:55 +01:00
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struct st_vertex_program
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{
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2007-09-19 02:37:36 +01:00
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struct gl_vertex_program Base; /**< The Mesa vertex program */
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2009-11-15 19:15:25 +00:00
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GLuint serialNo, lastSerialNo;
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2007-09-19 02:37:36 +01:00
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/** maps a Mesa VERT_ATTRIB_x to a packed TGSI input index */
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2007-10-10 17:33:38 +01:00
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GLuint input_to_index[VERT_ATTRIB_MAX];
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2007-09-19 02:37:36 +01:00
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/** maps a TGSI input index back to a Mesa VERT_ATTRIB_x */
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2007-09-28 22:39:09 +01:00
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GLuint index_to_input[PIPE_MAX_SHADER_INPUTS];
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2008-03-13 18:08:18 +00:00
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GLuint num_inputs;
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2009-11-15 19:15:25 +00:00
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/** Maps VERT_RESULT_x to slot */
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GLuint result_to_output[VERT_RESULT_MAX];
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ubyte output_semantic_name[VERT_RESULT_MAX];
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ubyte output_semantic_index[VERT_RESULT_MAX];
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GLuint num_outputs;
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2008-01-15 02:12:46 +00:00
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2009-11-15 19:15:25 +00:00
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/** List of translated varients of this vertex program.
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*/
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struct st_vp_varient *varients;
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2007-07-19 20:24:55 +01:00
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};
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2010-06-28 22:31:21 +01:00
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/**
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* Derived from Mesa gl_geometry_program:
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*/
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struct st_geometry_program
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{
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struct gl_geometry_program Base; /**< The Mesa geometry program */
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GLuint serialNo;
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/** map GP input back to VP output */
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GLuint input_map[PIPE_MAX_SHADER_INPUTS];
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/** maps a Mesa GEOM_ATTRIB_x to a packed TGSI input index */
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GLuint input_to_index[GEOM_ATTRIB_MAX];
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/** maps a TGSI input index back to a Mesa GEOM_ATTRIB_x */
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GLuint index_to_input[PIPE_MAX_SHADER_INPUTS];
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GLuint num_inputs;
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GLuint input_to_slot[GEOM_ATTRIB_MAX]; /**< Maps GEOM_ATTRIB_x to slot */
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GLuint num_input_slots;
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ubyte input_semantic_name[PIPE_MAX_SHADER_INPUTS];
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ubyte input_semantic_index[PIPE_MAX_SHADER_INPUTS];
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struct pipe_shader_state tgsi;
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void *driver_shader;
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};
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2007-08-06 20:53:28 +01:00
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2008-05-02 11:31:46 +01:00
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static INLINE struct st_fragment_program *
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2007-07-19 20:24:55 +01:00
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st_fragment_program( struct gl_fragment_program *fp )
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{
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return (struct st_fragment_program *)fp;
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}
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2007-09-25 21:29:11 +01:00
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2008-05-02 11:31:46 +01:00
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static INLINE struct st_vertex_program *
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2007-07-19 20:24:55 +01:00
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st_vertex_program( struct gl_vertex_program *vp )
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{
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return (struct st_vertex_program *)vp;
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}
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2010-06-28 22:31:21 +01:00
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static INLINE struct st_geometry_program *
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st_geometry_program( struct gl_geometry_program *vp )
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{
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return (struct st_geometry_program *)vp;
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}
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2007-09-20 01:53:36 +01:00
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2008-05-07 15:55:33 +01:00
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static INLINE void
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st_reference_vertprog(struct st_context *st,
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struct st_vertex_program **ptr,
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struct st_vertex_program *prog)
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{
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_mesa_reference_program(st->ctx,
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(struct gl_program **) ptr,
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(struct gl_program *) prog);
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}
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2010-06-28 22:31:21 +01:00
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static INLINE void
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st_reference_geomprog(struct st_context *st,
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struct st_geometry_program **ptr,
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struct st_geometry_program *prog)
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{
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_mesa_reference_program(st->ctx,
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(struct gl_program **) ptr,
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(struct gl_program *) prog);
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}
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2008-05-07 15:55:33 +01:00
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static INLINE void
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st_reference_fragprog(struct st_context *st,
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struct st_fragment_program **ptr,
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struct st_fragment_program *prog)
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{
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_mesa_reference_program(st->ctx,
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(struct gl_program **) ptr,
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(struct gl_program *) prog);
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}
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2008-04-22 21:41:32 +01:00
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extern void
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2007-09-25 21:29:11 +01:00
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st_translate_fragment_program(struct st_context *st,
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2010-02-01 20:42:34 +00:00
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struct st_fragment_program *fp);
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2007-09-20 01:53:36 +01:00
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2010-06-28 22:31:21 +01:00
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extern void
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st_translate_geometry_program(struct st_context *st,
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struct st_geometry_program *stgp);
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2007-09-20 01:53:36 +01:00
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2009-11-15 19:15:25 +00:00
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/* Called after program string change, discard all previous
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* compilation results.
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*/
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2008-01-15 02:12:46 +00:00
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extern void
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2009-11-15 19:15:25 +00:00
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st_prepare_vertex_program(struct st_context *st,
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struct st_vertex_program *stvp);
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extern struct st_vp_varient *
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2007-09-25 21:29:11 +01:00
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st_translate_vertex_program(struct st_context *st,
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2009-11-15 19:15:25 +00:00
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struct st_vertex_program *stvp,
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const struct st_vp_varient_key *key);
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2008-08-18 23:10:01 +01:00
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2009-11-15 19:15:25 +00:00
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void
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st_vp_release_varients( struct st_context *st,
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struct st_vertex_program *stvp );
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2007-09-20 01:53:36 +01:00
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2008-11-06 22:00:01 +00:00
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extern void
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st_print_shaders(GLcontext *ctx);
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2007-05-24 10:41:34 +01:00
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#endif
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