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authorRoland Scheidegger <sroland@tungstengraphics.com>2009-06-28 16:54:32 -0400
committerAlex Deucher <alexdeucher@gmail.com>2009-06-28 16:54:32 -0400
commit407e676b04117c7ca3dcc0cc072f3552b03c64e5 (patch)
tree31854486755b0ae18c221143db1b21a78f026da1 /src/r6xx_accel.c
parent68001981f22173ff949720055dba89291f284474 (diff)
R6xx/R7xx: fix pixel centers
Make sure we are using GL mode (centers at 0.5) rather than D3D mode (centers at 0.0). This also fixes fdo bug 21963.
Diffstat (limited to 'src/r6xx_accel.c')
-rw-r--r--src/r6xx_accel.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/src/r6xx_accel.c b/src/r6xx_accel.c
index e9741cd..65834bf 100644
--- a/src/r6xx_accel.c
+++ b/src/r6xx_accel.c
@@ -974,7 +974,7 @@ set_default_state(ScrnInfoPtr pScrn, drmBufPtr ib)
EREG(ib, PA_SU_POLY_OFFSET_FRONT_OFFSET, 0);
EREG(ib, PA_SU_LINE_CNTL, (8 << PA_SU_LINE_CNTL__WIDTH_shift)); /* Line width 1 pixel */
- EREG(ib, PA_SU_VTX_CNTL, ((2 << PA_SU_VTX_CNTL__ROUND_MODE_shift) |
+ EREG(ib, PA_SU_VTX_CNTL, ((2 << PA_SU_VTX_CNTL__ROUND_MODE_shift) | PIX_CENTER_bit |
(5 << QUANT_MODE_shift))); /* Round to Even, fixed point 1/256 */
EREG(ib, PA_SU_POLY_OFFSET_CLAMP, 0);