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-rw-r--r--src/gallium/drivers/llvmpipe/lp_setup_tri.c5
1 files changed, 3 insertions, 2 deletions
diff --git a/src/gallium/drivers/llvmpipe/lp_setup_tri.c b/src/gallium/drivers/llvmpipe/lp_setup_tri.c
index 614a6372b42..b4325390fe7 100644
--- a/src/gallium/drivers/llvmpipe/lp_setup_tri.c
+++ b/src/gallium/drivers/llvmpipe/lp_setup_tri.c
@@ -819,9 +819,10 @@ static void triangle_both( struct lp_setup_context *setup,
const float fy = v1[0][1] - v2[0][1];
/* det = cross(e,f).z */
- if (ex * fy - ey * fx < 0.0f)
+ const float det = ex * fy - ey * fx;
+ if (det < 0.0f)
triangle_ccw( setup, v0, v1, v2 );
- else
+ else if (det > 0.0f)
triangle_cw( setup, v0, v1, v2 );
}