From 807c6931fe683fd844ceec1b023232181e6aae03 Mon Sep 17 00:00:00 2001 From: marha Date: Tue, 28 Dec 2010 16:10:20 +0000 Subject: xserver and mesa git update 28-12-2010 --- mesalib/src/mesa/state_tracker/st_cb_program.c | 245 +++++++++++++++++++++++++ 1 file changed, 245 insertions(+) create mode 100644 mesalib/src/mesa/state_tracker/st_cb_program.c (limited to 'mesalib/src/mesa/state_tracker/st_cb_program.c') diff --git a/mesalib/src/mesa/state_tracker/st_cb_program.c b/mesalib/src/mesa/state_tracker/st_cb_program.c new file mode 100644 index 000000000..5096528a3 --- /dev/null +++ b/mesalib/src/mesa/state_tracker/st_cb_program.c @@ -0,0 +1,245 @@ +/************************************************************************** + * + * 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 + */ + +#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" + + + +/** + * 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); + 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); + 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); + return _mesa_init_geometry_program(ctx, &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 ); + } + break; + case MESA_GEOMETRY_PROGRAM: + { + struct st_geometry_program *stgp = + (struct st_geometry_program *) prog; + + st_release_gp_variants(st, stgp); + + 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; + + st_release_fp_variants(st, stfp); + + if (stfp->tgsi.tokens) { + st_free_tokens(stfp->tgsi.tokens); + stfp->tgsi.tokens = NULL; + } + } + break; + default: + assert(0); /* problem */ + } + + /* delete base class */ + _mesa_delete_program( ctx, prog ); +} + + +/** + * Called via ctx->Driver.IsProgramNative() + */ +static GLboolean +st_is_program_native(struct gl_context *ctx, + GLenum target, + struct gl_program *prog) +{ + return GL_TRUE; +} + + +/** + * 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); + + if (target == GL_FRAGMENT_PROGRAM_ARB) { + struct st_fragment_program *stfp = (struct st_fragment_program *) prog; + + st_release_fp_variants(st, stfp); + + 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; + + st_release_gp_variants(st, stgp); + + 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; + + st_release_vp_variants( st, stvp ); + + if (st->vp == stvp) + st->dirty.st |= ST_NEW_VERTEX_PROGRAM; + } + + /* XXX check if program is legal, within limits */ + return GL_TRUE; +} + + +/** + * Plug in the program and shader-related device driver functions. + */ +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; +} -- cgit v1.2.3