From f4cafc8d13ed196388bfb27edeccdf3a67cec046 Mon Sep 17 00:00:00 2001 From: Felix Kuehling Date: Sat, 22 Jan 2005 00:52:31 +0000 Subject: Fixed polygon offset with reversed viewport depth range. --- src/mesa/drivers/dri/savage/savage_xmesa.c | 3 +++ 1 file changed, 3 insertions(+) (limited to 'src/mesa/drivers/dri/savage') diff --git a/src/mesa/drivers/dri/savage/savage_xmesa.c b/src/mesa/drivers/dri/savage/savage_xmesa.c index c2eb8d10b1..9814288933 100644 --- a/src/mesa/drivers/dri/savage/savage_xmesa.c +++ b/src/mesa/drivers/dri/savage/savage_xmesa.c @@ -394,6 +394,9 @@ savageCreateContext( const __GLcontextModes *mesaVis, ctx->Const.MaxLineWidthAA = 3.0; ctx->Const.LineWidthGranularity = 1.0; #endif + /* This is needed to get polygon offset right with reversed depth range + * (see savageCalcViewport). Not sure if it has any other side effects. */ + ctx->MRD *= -1.0; /* Dri stuff */ -- cgit v1.2.3