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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 "st_context.h"
#include "pipe/p_context.h"
#include "st_atom.h"
#include "st_program.h"
#include "pipe/tgsi/mesa/mesa_to_tgsi.h"
#include "pipe/tgsi/core/tgsi_dump.h"
static void compile_fs( struct st_context *st,
struct st_fragment_program *fs )
{
/* XXX: fix static allocation of tokens:
*/
tgsi_mesa_compile_fp_program( &fs->Base, fs->tokens, ST_FP_MAX_TOKENS );
tgsi_dump( fs->tokens, TGSI_DUMP_VERBOSE );
}
static void update_fs( struct st_context *st )
{
struct pipe_fs_state fs;
struct st_fragment_program *fp;
if (st->ctx->Shader.CurrentProgram &&
st->ctx->Shader.CurrentProgram->LinkStatus) {
fp = st_fragment_program(st->ctx->Shader.CurrentProgram->FragmentProgram);
}
else if (st->ctx->FragmentProgram._Current) {
fp = st_fragment_program(st->ctx->FragmentProgram._Current);
}
memset( &fs, 0, sizeof(fs) );
if (fp->dirty)
compile_fs( st, fp );
fs.inputs_read = fp->Base.Base.InputsRead;
fs.tokens = &fp->tokens[0];
if (memcmp(&fs, &st->state.fs, sizeof(fs)) != 0 ||
fp->dirty)
{
fp->dirty = 0;
st->state.fs = fs;
st->pipe->set_fs_state(st->pipe, &fs);
}
}
const struct st_tracked_state st_update_fs = {
.dirty = {
.mesa = _NEW_PROGRAM,
.st = ST_NEW_FRAGMENT_PROGRAM,
},
.update = update_fs
};
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