[Mesa-dev] [PATCH 09/16] i965/blorp: Prepare drawing rectangle for flipped coordinates

Topi Pohjolainen topi.pohjolainen at intel.com
Thu Apr 23 11:00:34 PDT 2015


Signed-off-by: Topi Pohjolainen <topi.pohjolainen at intel.com>
---
 src/mesa/drivers/dri/i965/gen6_blorp.cpp | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/src/mesa/drivers/dri/i965/gen6_blorp.cpp b/src/mesa/drivers/dri/i965/gen6_blorp.cpp
index 4f4d752..21c8423 100644
--- a/src/mesa/drivers/dri/i965/gen6_blorp.cpp
+++ b/src/mesa/drivers/dri/i965/gen6_blorp.cpp
@@ -950,8 +950,8 @@ gen6_blorp_emit_drawing_rectangle(struct brw_context *brw,
    BEGIN_BATCH(4);
    OUT_BATCH(_3DSTATE_DRAWING_RECTANGLE << 16 | (4 - 2));
    OUT_BATCH(0);
-   OUT_BATCH(((params->x1 - 1) & 0xffff) |
-             ((params->y1 - 1) << 16));
+   OUT_BATCH(((MAX2(params->x1, params->x0) - 1) & 0xffff) |
+             ((MAX2(params->y1, params->y0) - 1) << 16));
    OUT_BATCH(0);
    ADVANCE_BATCH();
 }
-- 
1.9.3



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