From: Bill Spitzak <spit...@gmail.com>
This was not calculating the correct x to compute the filter at.
v9: First version with this patch
Signed-off-by: Bill Spitzak <spit...@gmail.com>
---
pixman/pixman-filter.c | 5 ++++-
1 file changed, 4 insertions(+), 1 deletion(-)
diff --git a/pixman/pixman-filter.c b/pixman/pixman-filter.c
index 768e1f6..d10891f 100644
--- a/pixman/pixman-filter.c
+++ b/pixman/pixman-filter.c
@@ -255,7 +255,10 @@ create_1d_filter (int width,
* and sample positions.
*/
- pos = ceil (frac - width / 2.0 - 0.5) + 0.5 - frac;
+ if (n_phases & 1)
+ pos = frac - width / 2.0;
+ else
+ pos = ceil (frac - width / 2.0 - 0.5) + 0.5 - frac;
total = 0;
for (x = 0; x < width; ++x)
--
1.9.1
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