diff options
Diffstat (limited to 'mesalib/src/mesa/tnl/t_vp_build.c')
-rw-r--r-- | mesalib/src/mesa/tnl/t_vp_build.c | 60 |
1 files changed, 60 insertions, 0 deletions
diff --git a/mesalib/src/mesa/tnl/t_vp_build.c b/mesalib/src/mesa/tnl/t_vp_build.c new file mode 100644 index 000000000..735937bbe --- /dev/null +++ b/mesalib/src/mesa/tnl/t_vp_build.c @@ -0,0 +1,60 @@ +/* + * 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( GLcontext *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); + } +} |