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| /************************************************************************** |
| * |
| * 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> |
| */ |
| |
| #include "main/glheader.h" |
| #include "main/macros.h" |
| #include "main/enums.h" |
| #include "main/shaderapi.h" |
| #include "program/prog_instruction.h" |
| #include "program/program.h" |
| |
| #include "cso_cache/cso_context.h" |
| #include "draw/draw_context.h" |
| |
| #include "st_context.h" |
| #include "st_program.h" |
| #include "st_mesa_to_tgsi.h" |
| #include "st_cb_program.h" |
| |
| |
| static GLuint SerialNo = 1; |
| |
| |
| /** |
| * Called via ctx->Driver.BindProgram() to bind an ARB vertex or |
| * fragment program. |
| */ |
| static void st_bind_program( struct gl_context *ctx, |
| GLenum target, |
| struct gl_program *prog ) |
| { |
| struct st_context *st = st_context(ctx); |
| |
| switch (target) { |
| case GL_VERTEX_PROGRAM_ARB: |
| st->dirty.st |= ST_NEW_VERTEX_PROGRAM; |
| break; |
| case GL_FRAGMENT_PROGRAM_ARB: |
| st->dirty.st |= ST_NEW_FRAGMENT_PROGRAM; |
| break; |
| case MESA_GEOMETRY_PROGRAM: |
| st->dirty.st |= ST_NEW_GEOMETRY_PROGRAM; |
| break; |
| } |
| } |
| |
| |
| /** |
| * Called via ctx->Driver.UseProgram() to bind a linked GLSL program |
| * (vertex shader + fragment shader). |
| */ |
| static void st_use_program( struct gl_context *ctx, struct gl_shader_program *shProg) |
| { |
| struct st_context *st = st_context(ctx); |
| |
| st->dirty.st |= ST_NEW_FRAGMENT_PROGRAM; |
| st->dirty.st |= ST_NEW_VERTEX_PROGRAM; |
| st->dirty.st |= ST_NEW_GEOMETRY_PROGRAM; |
| } |
| |
| |
| |
| /** |
| * Called via ctx->Driver.NewProgram() to allocate a new vertex or |
| * fragment program. |
| */ |
| static struct gl_program *st_new_program( struct gl_context *ctx, |
| GLenum target, |
| GLuint id ) |
| { |
| switch (target) { |
| case GL_VERTEX_PROGRAM_ARB: { |
| struct st_vertex_program *prog = ST_CALLOC_STRUCT(st_vertex_program); |
| |
| prog->serialNo = SerialNo++; |
| |
| return _mesa_init_vertex_program( ctx, |
| &prog->Base, |
| target, |
| id ); |
| } |
| |
| case GL_FRAGMENT_PROGRAM_ARB: |
| case GL_FRAGMENT_PROGRAM_NV: { |
| struct st_fragment_program *prog = ST_CALLOC_STRUCT(st_fragment_program); |
| |
| prog->serialNo = SerialNo++; |
| |
| return _mesa_init_fragment_program( ctx, |
| &prog->Base, |
| target, |
| id ); |
| } |
| |
| case MESA_GEOMETRY_PROGRAM: { |
| struct st_geometry_program *prog = ST_CALLOC_STRUCT(st_geometry_program); |
| |
| prog->serialNo = SerialNo++; |
| |
| return _mesa_init_geometry_program( ctx, |
| &prog->Base, |
| target, |
| id ); |
| } |
| |
| default: |
| assert(0); |
| return NULL; |
| } |
| } |
| |
| |
| void |
| st_delete_program(struct gl_context *ctx, struct gl_program *prog) |
| { |
| struct st_context *st = st_context(ctx); |
| |
| switch( prog->Target ) { |
| case GL_VERTEX_PROGRAM_ARB: |
| { |
| struct st_vertex_program *stvp = (struct st_vertex_program *) prog; |
| st_vp_release_varients( st, stvp ); |
| } |
| break; |
| case MESA_GEOMETRY_PROGRAM: |
| { |
| struct st_geometry_program *stgp = (struct st_geometry_program *) prog; |
| |
| if (stgp->driver_shader) { |
| cso_delete_geometry_shader(st->cso_context, stgp->driver_shader); |
| stgp->driver_shader = NULL; |
| } |
| |
| if (stgp->tgsi.tokens) { |
| st_free_tokens((void *) stgp->tgsi.tokens); |
| stgp->tgsi.tokens = NULL; |
| } |
| } |
| break; |
| case GL_FRAGMENT_PROGRAM_ARB: |
| { |
| struct st_fragment_program *stfp = (struct st_fragment_program *) prog; |
| |
| if (stfp->driver_shader) { |
| cso_delete_fragment_shader(st->cso_context, stfp->driver_shader); |
| stfp->driver_shader = NULL; |
| } |
| |
| if (stfp->tgsi.tokens) { |
| st_free_tokens(stfp->tgsi.tokens); |
| stfp->tgsi.tokens = NULL; |
| } |
| |
| if (stfp->bitmap_program) { |
| struct gl_program *prg = &stfp->bitmap_program->Base.Base; |
| _mesa_reference_program(ctx, &prg, NULL); |
| stfp->bitmap_program = NULL; |
| } |
| } |
| break; |
| default: |
| assert(0); /* problem */ |
| } |
| |
| /* delete base class */ |
| _mesa_delete_program( ctx, prog ); |
| } |
| |
| |
| static GLboolean st_is_program_native( struct gl_context *ctx, |
| GLenum target, |
| struct gl_program *prog ) |
| { |
| return GL_TRUE; |
| } |
| |
| |
| static GLboolean st_program_string_notify( struct gl_context *ctx, |
| GLenum target, |
| struct gl_program *prog ) |
| { |
| struct st_context *st = st_context(ctx); |
| |
| if (target == GL_FRAGMENT_PROGRAM_ARB) { |
| struct st_fragment_program *stfp = (struct st_fragment_program *) prog; |
| |
| stfp->serialNo++; |
| |
| if (stfp->driver_shader) { |
| cso_delete_fragment_shader(st->cso_context, stfp->driver_shader); |
| stfp->driver_shader = NULL; |
| } |
| |
| if (stfp->tgsi.tokens) { |
| st_free_tokens(stfp->tgsi.tokens); |
| stfp->tgsi.tokens = NULL; |
| } |
| |
| if (st->fp == stfp) |
| st->dirty.st |= ST_NEW_FRAGMENT_PROGRAM; |
| } |
| else if (target == MESA_GEOMETRY_PROGRAM) { |
| struct st_geometry_program *stgp = (struct st_geometry_program *) prog; |
| |
| stgp->serialNo++; |
| |
| if (stgp->driver_shader) { |
| cso_delete_geometry_shader(st->cso_context, stgp->driver_shader); |
| stgp->driver_shader = NULL; |
| } |
| |
| if (stgp->tgsi.tokens) { |
| st_free_tokens((void *) stgp->tgsi.tokens); |
| stgp->tgsi.tokens = NULL; |
| } |
| |
| if (st->gp == stgp) |
| st->dirty.st |= ST_NEW_GEOMETRY_PROGRAM; |
| } |
| else if (target == GL_VERTEX_PROGRAM_ARB) { |
| struct st_vertex_program *stvp = (struct st_vertex_program *) prog; |
| |
| stvp->serialNo++; |
| |
| st_vp_release_varients( st, stvp ); |
| |
| if (st->vp == stvp) |
| st->dirty.st |= ST_NEW_VERTEX_PROGRAM; |
| } |
| |
| /* XXX check if program is legal, within limits */ |
| return GL_TRUE; |
| } |
| |
| |
| |
| void st_init_program_functions(struct dd_function_table *functions) |
| { |
| functions->BindProgram = st_bind_program; |
| functions->UseProgram = st_use_program; |
| functions->NewProgram = st_new_program; |
| functions->DeleteProgram = st_delete_program; |
| functions->IsProgramNative = st_is_program_native; |
| functions->ProgramStringNotify = st_program_string_notify; |
| } |