1.1 --- /dev/null Thu Jan 01 00:00:00 1970 +0000
1.2 +++ b/gfx/cairo/premultiply-alpha-solid-gradients.patch Wed Dec 31 06:09:35 2014 +0100
1.3 @@ -0,0 +1,46 @@
1.4 +Fix single and multi-stop solid gradients by multiplying by the alpha component. r=roc
1.5 +
1.6 +This cairo commit that caused the problem: 2d790daa957471670f4ae0d3b22da89e4ee7111f.
1.7 +It was merged into mozilla-central with 1effb72d30cf
1.8 +
1.9 +diff --git a/gfx/cairo/cairo/src/cairo-pattern.c b/gfx/cairo/cairo/src/cairo-pattern.c
1.10 +--- a/gfx/cairo/cairo/src/cairo-pattern.c
1.11 ++++ b/gfx/cairo/cairo/src/cairo-pattern.c
1.12 +@@ -2262,8 +2262,17 @@ _cairo_pattern_acquire_surface (const ca
1.13 +
1.14 + if (src->n_stops)
1.15 + {
1.16 ++ cairo_color_t color;
1.17 ++
1.18 ++ /* multiply by alpha */
1.19 ++ _cairo_color_init_rgba (&color,
1.20 ++ src->stops->color.red,
1.21 ++ src->stops->color.green,
1.22 ++ src->stops->color.blue,
1.23 ++ src->stops->color.alpha);
1.24 ++
1.25 + _cairo_pattern_init_solid (&solid,
1.26 +- &src->stops->color,
1.27 ++ &color,
1.28 + CAIRO_CONTENT_COLOR_ALPHA);
1.29 + }
1.30 + else
1.31 +@@ -2295,9 +2304,17 @@ _cairo_pattern_acquire_surface (const ca
1.32 + }
1.33 + if (i == src->n_stops) {
1.34 + cairo_solid_pattern_t solid;
1.35 ++ cairo_color_t color;
1.36 ++
1.37 ++ /* multiply by alpha */
1.38 ++ _cairo_color_init_rgba (&color,
1.39 ++ src->stops->color.red,
1.40 ++ src->stops->color.green,
1.41 ++ src->stops->color.blue,
1.42 ++ src->stops->color.alpha);
1.43 +
1.44 + _cairo_pattern_init_solid (&solid,
1.45 +- &src->stops->color,
1.46 ++ &color,
1.47 + CAIRO_CONTENT_COLOR_ALPHA);
1.48 +
1.49 + status =
