From 764c172aa96d48e1cf18b903661064c1ef8df1b5 Mon Sep 17 00:00:00 2001 From: =?utf8?q?Jos=C3=A9=20Fonseca?= Date: Thu, 11 Feb 2010 10:58:46 +0000 Subject: [PATCH] llvmpipe: Clamp both extremes of triangles to framebuffer size. Fix segmentation fault when triangles crossed the axis. --- src/gallium/drivers/llvmpipe/lp_setup_tri.c | 5 ++++- 1 file changed, 4 insertions(+), 1 deletion(-) diff --git a/src/gallium/drivers/llvmpipe/lp_setup_tri.c b/src/gallium/drivers/llvmpipe/lp_setup_tri.c index 9e59a6602cc..a8bf540803b 100644 --- a/src/gallium/drivers/llvmpipe/lp_setup_tri.c +++ b/src/gallium/drivers/llvmpipe/lp_setup_tri.c @@ -442,8 +442,11 @@ do_triangle_ccw(struct setup_context *setup, maxx = maxx / TILE_SIZE; maxy = maxy / TILE_SIZE; - /* Clamp maxx, maxy to framebuffer size + /* + * Clamp to framebuffer size */ + minx = MAX2(minx, 0); + miny = MAX2(miny, 0); maxx = MIN2(maxx, scene->tiles_x - 1); maxy = MIN2(maxy, scene->tiles_y - 1); -- 2.30.2