/* * 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 "t_vp_build.h" /** * XXX This should go away someday, but still referenced by some drivers... */ void _tnl_UpdateFixedFunctionProgram( GLcontext *ctx ) { const struct gl_vertex_program *prev = ctx->VertexProgram._Current; if (!ctx->VertexProgram._Current || ctx->VertexProgram._Current == ctx->VertexProgram._TnlProgram) { struct gl_vertex_program *newProg; newProg = _mesa_get_fixed_func_vertex_program(ctx); _mesa_reference_vertprog(ctx, &ctx->VertexProgram._TnlProgram, newProg); _mesa_reference_vertprog(ctx, &ctx->VertexProgram._Current, newProg); } /* 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); } }