From 392a2515c0967c395be098cac6a37f325dd66b90 Mon Sep 17 00:00:00 2001 From: =?utf8?q?Marek=20Ol=C5=A1=C3=A1k?= Date: Fri, 9 Jul 2010 00:16:49 +0200 Subject: [PATCH] r300g: fix texturing with negative lod bias This should fix FDO bugs #28437 and #28625. --- src/gallium/drivers/r300/r300_state.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/src/gallium/drivers/r300/r300_state.c b/src/gallium/drivers/r300/r300_state.c index 4fbe8bfa4e6..b0722cb95f6 100644 --- a/src/gallium/drivers/r300/r300_state.c +++ b/src/gallium/drivers/r300/r300_state.c @@ -1172,7 +1172,7 @@ static void* lod_bias = CLAMP((int)(state->lod_bias * 32 + 1), -(1 << 9), (1 << 9) - 1); - sampler->filter1 |= lod_bias << R300_LOD_BIAS_SHIFT; + sampler->filter1 |= (lod_bias << R300_LOD_BIAS_SHIFT) & R300_LOD_BIAS_MASK; /* This is very high quality anisotropic filtering for R5xx. * It's good for benchmarking the performance of texturing but -- 2.30.2