1/* 2 * Mesa 3-D graphics library 3 * 4 * Copyright (C) 2007 VMware, Inc. All Rights Reserved. 5 * 6 * Permission is hereby granted, free of charge, to any person obtaining a 7 * copy of this software and associated documentation files (the "Software"), 8 * to deal in the Software without restriction, including without limitation 9 * the rights to use, copy, modify, merge, publish, distribute, sublicense, 10 * and/or sell copies of the Software, and to permit persons to whom the 11 * Software is furnished to do so, subject to the following conditions: 12 * 13 * The above copyright notice and this permission notice shall be included 14 * in all copies or substantial portions of the Software. 15 * 16 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS 17 * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, 18 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL 19 * VMWARE BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, 20 * WHETHER IN 21 * AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN 22 * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. 23 */ 24 25/** 26 * \file t_vp_build.c 27 * Create a vertex program to execute the current fixed function T&L pipeline. 28 * \author Keith Whitwell 29 */ 30 31 32#include "main/glheader.h" 33#include "main/ffvertex_prog.h" 34#include "main/mtypes.h" 35#include "t_vp_build.h" 36 37 38/** 39 * XXX This should go away someday, but still referenced by some drivers... 40 */ 41void _tnl_UpdateFixedFunctionProgram( struct gl_context *ctx ) 42{ 43 const struct gl_program *prev = ctx->VertexProgram._Current; 44 45 if (!ctx->VertexProgram._Current || 46 ctx->VertexProgram._Current == ctx->VertexProgram._TnlProgram) { 47 ctx->VertexProgram._Current 48 = ctx->VertexProgram._TnlProgram 49 = _mesa_get_fixed_func_vertex_program(ctx); 50 } 51 52 /* Tell the driver about the change. Could define a new target for 53 * this? 54 */ 55 if (ctx->VertexProgram._Current != prev && ctx->Driver.BindProgram) { 56 ctx->Driver.BindProgram(ctx, GL_VERTEX_PROGRAM_ARB, 57 ctx->VertexProgram._Current); 58 } 59} 60