From 77afb435191cdaa0446aa65871c8ef995500bbcc Mon Sep 17 00:00:00 2001 From: Brian Paul Date: Mon, 3 Jul 2006 23:08:33 +0000 Subject: [PATCH] additional clipping/viewport fixes (Martijn van Oosterhout) --- src/mesa/drivers/dri/r128/r128_state.c | 11 +++++++++++ 1 file changed, 11 insertions(+) diff --git a/src/mesa/drivers/dri/r128/r128_state.c b/src/mesa/drivers/dri/r128/r128_state.c index 05ab3890d2c..491f288ffb2 100644 --- a/src/mesa/drivers/dri/r128/r128_state.c +++ b/src/mesa/drivers/dri/r128/r128_state.c @@ -608,6 +608,14 @@ static void r128UpdateClipping( GLcontext *ctx ) y1 = 0; else if ( y1 >= rmesa->driScreen->fbHeight ) y1 = rmesa->driScreen->fbHeight - 1; + if ( x2 < 0 ) + x2 = 0; + else if ( x2 >= rmesa->driScreen->fbWidth ) + x2 = rmesa->driScreen->fbWidth - 1; + if ( y2 < 0 ) + y2 = 0; + else if ( y2 >= rmesa->driScreen->fbHeight ) + y2 = rmesa->driScreen->fbHeight - 1; rmesa->setup.sc_top_left_c = (((y1 & 0x3FFF) << 16) | (x1 & 0x3FFF)); rmesa->setup.sc_bottom_right_c = (((y2 & 0x3FFF) << 16) | (x2 & 0x3FFF)); @@ -1226,7 +1234,10 @@ void r128DDUpdateHWState( GLcontext *ctx ) r128UpdateMasks( ctx ); if ( new_state & R128_NEW_WINDOW ) + { r128UpdateWindow( ctx ); + r128CalcViewport( ctx ); + } if ( rmesa->NewGLState & _NEW_TEXTURE ) { r128UpdateTextureState( ctx ); -- 2.30.2