| /************************************************************************** |
| * |
| * Copyright 2003 VMware, Inc. |
| * 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 VMWARE 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 <keithw@vmware.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_debug.h" |
| #include "st_program.h" |
| #include "st_mesa_to_tgsi.h" |
| #include "st_cb_program.h" |
| #include "st_glsl_to_tgsi.h" |
| #include "st_atifs_to_tgsi.h" |
| |
| |
| /** |
| * 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 = rzalloc(NULL, |
| struct st_vertex_program); |
| return _mesa_init_gl_program(&prog->Base, target, id); |
| } |
| case GL_FRAGMENT_PROGRAM_ARB: { |
| struct st_fragment_program *prog = rzalloc(NULL, |
| struct st_fragment_program); |
| return _mesa_init_gl_program(&prog->Base, target, id); |
| } |
| case GL_GEOMETRY_PROGRAM_NV: { |
| struct st_geometry_program *prog = rzalloc(NULL, |
| struct st_geometry_program); |
| return _mesa_init_gl_program(&prog->Base, target, id); |
| } |
| case GL_TESS_CONTROL_PROGRAM_NV: { |
| struct st_tessctrl_program *prog = rzalloc(NULL, |
| struct st_tessctrl_program); |
| return _mesa_init_gl_program(&prog->Base, target, id); |
| } |
| case GL_TESS_EVALUATION_PROGRAM_NV: { |
| struct st_tesseval_program *prog = rzalloc(NULL, |
| struct st_tesseval_program); |
| return _mesa_init_gl_program(&prog->Base, target, id); |
| } |
| case GL_COMPUTE_PROGRAM_NV: { |
| struct st_compute_program *prog = rzalloc(NULL, |
| struct st_compute_program); |
| return _mesa_init_gl_program(&prog->Base, target, id); |
| } |
| default: |
| assert(0); |
| return NULL; |
| } |
| } |
| |
| |
| /** |
| * Called via ctx->Driver.DeleteProgram() |
| */ |
| static 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_release_vp_variants( st, stvp ); |
| |
| if (stvp->glsl_to_tgsi) |
| free_glsl_to_tgsi_visitor(stvp->glsl_to_tgsi); |
| } |
| break; |
| case GL_GEOMETRY_PROGRAM_NV: |
| { |
| struct st_geometry_program *stgp = |
| (struct st_geometry_program *) prog; |
| |
| st_release_basic_variants(st, stgp->Base.Target, &stgp->variants, |
| &stgp->tgsi); |
| |
| if (stgp->glsl_to_tgsi) |
| free_glsl_to_tgsi_visitor(stgp->glsl_to_tgsi); |
| } |
| break; |
| case GL_FRAGMENT_PROGRAM_ARB: |
| { |
| struct st_fragment_program *stfp = |
| (struct st_fragment_program *) prog; |
| |
| st_release_fp_variants(st, stfp); |
| |
| if (stfp->glsl_to_tgsi) |
| free_glsl_to_tgsi_visitor(stfp->glsl_to_tgsi); |
| } |
| break; |
| case GL_TESS_CONTROL_PROGRAM_NV: |
| { |
| struct st_tessctrl_program *sttcp = |
| (struct st_tessctrl_program *) prog; |
| |
| st_release_basic_variants(st, sttcp->Base.Target, &sttcp->variants, |
| &sttcp->tgsi); |
| |
| if (sttcp->glsl_to_tgsi) |
| free_glsl_to_tgsi_visitor(sttcp->glsl_to_tgsi); |
| } |
| break; |
| case GL_TESS_EVALUATION_PROGRAM_NV: |
| { |
| struct st_tesseval_program *sttep = |
| (struct st_tesseval_program *) prog; |
| |
| st_release_basic_variants(st, sttep->Base.Target, |
| &sttep->variants, &sttep->tgsi); |
| |
| if (sttep->glsl_to_tgsi) |
| free_glsl_to_tgsi_visitor(sttep->glsl_to_tgsi); |
| } |
| break; |
| case GL_COMPUTE_PROGRAM_NV: |
| { |
| struct st_compute_program *stcp = |
| (struct st_compute_program *) prog; |
| |
| st_release_cp_variants(st, stcp); |
| |
| if (stcp->glsl_to_tgsi) |
| free_glsl_to_tgsi_visitor(stcp->glsl_to_tgsi); |
| } |
| break; |
| default: |
| assert(0); /* problem */ |
| } |
| |
| /* delete base class */ |
| _mesa_delete_program( ctx, prog ); |
| } |
| |
| |
| /** |
| * Called via ctx->Driver.ProgramStringNotify() |
| * Called when the program's text/code is changed. We have to free |
| * all shader variants and corresponding gallium shaders when this happens. |
| */ |
| static GLboolean |
| st_program_string_notify( struct gl_context *ctx, |
| GLenum target, |
| struct gl_program *prog ) |
| { |
| struct st_context *st = st_context(ctx); |
| gl_shader_stage stage = _mesa_program_enum_to_shader_stage(target); |
| |
| if (target == GL_FRAGMENT_PROGRAM_ARB) { |
| struct st_fragment_program *stfp = (struct st_fragment_program *) prog; |
| |
| st_release_fp_variants(st, stfp); |
| if (!st_translate_fragment_program(st, stfp)) |
| return false; |
| |
| if (st->fp == stfp) |
| st->dirty |= stfp->affected_states; |
| } |
| else if (target == GL_GEOMETRY_PROGRAM_NV) { |
| struct st_geometry_program *stgp = (struct st_geometry_program *) prog; |
| |
| st_release_basic_variants(st, stgp->Base.Target, &stgp->variants, |
| &stgp->tgsi); |
| if (!st_translate_geometry_program(st, stgp)) |
| return false; |
| |
| if (st->gp == stgp) |
| st->dirty |= stgp->affected_states; |
| } |
| else if (target == GL_VERTEX_PROGRAM_ARB) { |
| struct st_vertex_program *stvp = (struct st_vertex_program *) prog; |
| |
| st_release_vp_variants(st, stvp); |
| if (!st_translate_vertex_program(st, stvp)) |
| return false; |
| |
| if (st->vp == stvp) |
| st->dirty |= ST_NEW_VERTEX_PROGRAM(st, stvp); |
| } |
| else if (target == GL_TESS_CONTROL_PROGRAM_NV) { |
| struct st_tessctrl_program *sttcp = |
| (struct st_tessctrl_program *) prog; |
| |
| st_release_basic_variants(st, sttcp->Base.Target, &sttcp->variants, |
| &sttcp->tgsi); |
| if (!st_translate_tessctrl_program(st, sttcp)) |
| return false; |
| |
| if (st->tcp == sttcp) |
| st->dirty |= sttcp->affected_states; |
| } |
| else if (target == GL_TESS_EVALUATION_PROGRAM_NV) { |
| struct st_tesseval_program *sttep = |
| (struct st_tesseval_program *) prog; |
| |
| st_release_basic_variants(st, sttep->Base.Target, &sttep->variants, |
| &sttep->tgsi); |
| if (!st_translate_tesseval_program(st, sttep)) |
| return false; |
| |
| if (st->tep == sttep) |
| st->dirty |= sttep->affected_states; |
| } |
| else if (target == GL_COMPUTE_PROGRAM_NV) { |
| struct st_compute_program *stcp = |
| (struct st_compute_program *) prog; |
| |
| st_release_cp_variants(st, stcp); |
| if (!st_translate_compute_program(st, stcp)) |
| return false; |
| |
| if (st->cp == stcp) |
| st->dirty |= stcp->affected_states; |
| } |
| else if (target == GL_FRAGMENT_SHADER_ATI) { |
| assert(prog); |
| |
| struct st_fragment_program *stfp = (struct st_fragment_program *) prog; |
| assert(stfp->ati_fs); |
| assert(stfp->ati_fs->Program == prog); |
| |
| st_init_atifs_prog(ctx, prog); |
| |
| st_release_fp_variants(st, stfp); |
| if (!st_translate_fragment_program(st, stfp)) |
| return false; |
| |
| if (st->fp == stfp) |
| st->dirty |= stfp->affected_states; |
| } |
| |
| if (ST_DEBUG & DEBUG_PRECOMPILE || |
| st->shader_has_one_variant[stage]) |
| st_precompile_shader_variant(st, prog); |
| |
| return GL_TRUE; |
| } |
| |
| /** |
| * Called via ctx->Driver.NewATIfs() |
| * Called in glEndFragmentShaderATI() |
| */ |
| static struct gl_program * |
| st_new_ati_fs(struct gl_context *ctx, struct ati_fragment_shader *curProg) |
| { |
| struct gl_program *prog = ctx->Driver.NewProgram(ctx, GL_FRAGMENT_PROGRAM_ARB, |
| curProg->Id); |
| struct st_fragment_program *stfp = (struct st_fragment_program *)prog; |
| stfp->ati_fs = curProg; |
| return prog; |
| } |
| |
| /** |
| * Plug in the program and shader-related device driver functions. |
| */ |
| void |
| st_init_program_functions(struct dd_function_table *functions) |
| { |
| functions->NewProgram = st_new_program; |
| functions->DeleteProgram = st_delete_program; |
| functions->ProgramStringNotify = st_program_string_notify; |
| functions->NewATIfs = st_new_ati_fs; |
| |
| functions->LinkShader = st_link_shader; |
| } |
