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Fix a two-sided lighting bug (fixes samples/wave.c)

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This commit is contained in:
Brian 2008-01-16 08:30:00 -07:00
parent 587e2becc2
commit dd235ff1db
1 changed files with 8 additions and 1 deletions
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9
src/mesa/state_tracker/st_atom_rasterizer.c
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@ -110,7 +110,14 @@ static void update_raster_state( struct st_context *st )
* GL_VERTEX_PROGRAM_TWO_SIDE is set). Note the logic here.
*/
if (ctx->VertexProgram._Current) {
raster.light_twoside = ctx->VertexProgram.TwoSideEnabled;
if (ctx->VertexProgram._Enabled) {
/* user-defined program */
raster.light_twoside = ctx->VertexProgram.TwoSideEnabled;
}
else {
/* TNL-generated program */
raster.light_twoside = ctx->Light.Enabled && ctx->Light.Model.TwoSide;
}
}
else if (ctx->Light.Enabled && ctx->Light.Model.TwoSide) {
raster.light_twoside = 1;