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/*
* Mesa 3-D graphics library
* Version: 7.1
*
* Copyright (C) 2007 Tungsten Graphics 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, sublicense,
* 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 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 NONINFRINGEMENT. IN NO EVENT SHALL
* TUNGSTEN GRAPHICS 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.
*/
/**
* \file t_vp_build.c
* Create a vertex program to execute the current fixed function T&L pipeline.
* \author Keith Whitwell
*/
#include "main/glheader.h"
#include "main/ffvertex_prog.h"
#include "main/dd.h"
#include "t_vp_build.h"
/**
* XXX This should go away someday, but still referenced by some drivers...
*/
void _tnl_UpdateFixedFunctionProgram( struct gl_context *ctx )
{
const struct gl_vertex_program *prev = ctx->VertexProgram._Current;
if (!ctx->VertexProgram._Current ||
ctx->VertexProgram._Current == ctx->VertexProgram._TnlProgram) {
ctx->VertexProgram._Current
= ctx->VertexProgram._TnlProgram
= _mesa_get_fixed_func_vertex_program(ctx);
}
/* Tell the driver about the change. Could define a new target for
* this?
*/
if (ctx->VertexProgram._Current != prev && ctx->Driver.BindProgram) {
ctx->Driver.BindProgram(ctx, GL_VERTEX_PROGRAM_ARB,
(struct gl_program *) ctx->VertexProgram._Current);
}
}
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