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authorAlban Browaeys <prahal@yahoo.com>2015-01-21 12:01:45 +0100
committerBryce Harrington <bryce@osg.samsung.com>2015-06-18 16:07:40 -0700
commite7acf4b6dc6666c2a2c54fb08e9ad6f01a1d415f (patch)
treecb53b4589be0a4c6b959224b459d286ec29daccd /src/cairo-pattern.c
parentb4a922f62d34973ea89495b40ce8bc6378110b9e (diff)
downloadcairo-e7acf4b6dc6666c2a2c54fb08e9ad6f01a1d415f.tar.gz
pattern: allow for a floating one pixel rounded difference.
That is if the difference between the origin and the end is bigger than .5 round up regardless of the coordinates. Round the difference of the floats instead of rounding the floats then diff them. Fixes: https://bugs.freedesktop.org/show_bug.cgi?id=84396 Reviewed-by: Bryce Harrington <bryce@osg.samsung.com>
Diffstat (limited to 'src/cairo-pattern.c')
-rw-r--r--src/cairo-pattern.c10
1 files changed, 5 insertions, 5 deletions
diff --git a/src/cairo-pattern.c b/src/cairo-pattern.c
index ac5d7af20..562724d4e 100644
--- a/src/cairo-pattern.c
+++ b/src/cairo-pattern.c
@@ -3531,7 +3531,7 @@ _cairo_pattern_get_extents (const cairo_pattern_t *pattern,
cairo_rectangle_int_t *extents)
{
double x1, y1, x2, y2;
- int ix1, ix2, iy1, iy2;
+ double ix1, ix2, iy1, iy2;
cairo_bool_t round_x = FALSE;
cairo_bool_t round_y = FALSE;
@@ -3725,12 +3725,12 @@ _cairo_pattern_get_extents (const cairo_pattern_t *pattern,
if (x1 < CAIRO_RECT_INT_MIN)
ix1 = CAIRO_RECT_INT_MIN;
else
- ix1 = _cairo_lround (x1);
+ ix1 = x1;
if (x2 > CAIRO_RECT_INT_MAX)
ix2 = CAIRO_RECT_INT_MAX;
else
- ix2 = _cairo_lround (x2);
- extents->x = ix1; extents->width = ix2 - ix1;
+ ix2 = x2;
+ extents->x = ix1; extents->width = _cairo_lround(ix2 - ix1);
if (!round_y) {
y1 -= 0.5;
@@ -3744,7 +3744,7 @@ _cairo_pattern_get_extents (const cairo_pattern_t *pattern,
iy2 = CAIRO_RECT_INT_MAX;
else
iy2 = _cairo_lround (y2);
- extents->y = iy1; extents->height = iy2 - iy1;
+ extents->y = iy1; extents->height = _cairo_lround(iy2 - iy1);
return;