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authorMatt A. Tobin <mattatobin@localhost.localdomain>2018-02-02 04:16:08 -0500
committerMatt A. Tobin <mattatobin@localhost.localdomain>2018-02-02 04:16:08 -0500
commit5f8de423f190bbb79a62f804151bc24824fa32d8 (patch)
tree10027f336435511475e392454359edea8e25895d /gfx/cairo/win32-composite-src-mod.patch
parent49ee0794b5d912db1f95dce6eb52d781dc210db5 (diff)
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Add m-esr52 at 52.6.0
Diffstat (limited to 'gfx/cairo/win32-composite-src-mod.patch')
-rw-r--r--gfx/cairo/win32-composite-src-mod.patch44
1 files changed, 44 insertions, 0 deletions
diff --git a/gfx/cairo/win32-composite-src-mod.patch b/gfx/cairo/win32-composite-src-mod.patch
new file mode 100644
index 000000000..f2f99940a
--- /dev/null
+++ b/gfx/cairo/win32-composite-src-mod.patch
@@ -0,0 +1,44 @@
+diff --git a/gfx/cairo/cairo/src/cairo-win32-surface.c b/gfx/cairo/cairo/src/cairo-win32-surface.c
+--- a/gfx/cairo/cairo/src/cairo-win32-surface.c
++++ b/gfx/cairo/cairo/src/cairo-win32-surface.c
+@@ -928,16 +928,19 @@ _cairo_win32_surface_composite_inner (ca
+ return _composite_alpha_blend (dst, src, alpha,
+ src_r.x, src_r.y, src_r.width, src_r.height,
+ dst_r.x, dst_r.y, dst_r.width, dst_r.height);
+ }
+
+ return CAIRO_STATUS_SUCCESS;
+ }
+
++/* from pixman-private.h */
++#define MOD(a,b) ((a) < 0 ? ((b) - ((-(a) - 1) % (b))) - 1 : (a) % (b))
++
+ static cairo_int_status_t
+ _cairo_win32_surface_composite (cairo_operator_t op,
+ cairo_pattern_t *pattern,
+ cairo_pattern_t *mask_pattern,
+ void *abstract_dst,
+ int src_x,
+ int src_y,
+ int mask_x,
+@@ -1209,18 +1212,18 @@ _cairo_win32_surface_composite (cairo_op
+ /* If we need to repeat, we turn the repeated blit into
+ * a bunch of piece-by-piece blits.
+ */
+ if (needs_repeat) {
+ cairo_rectangle_int_t piece_src_r, piece_dst_r;
+ uint32_t rendered_width = 0, rendered_height = 0;
+ uint32_t to_render_height, to_render_width;
+ int32_t piece_x, piece_y;
+- int32_t src_start_x = src_r.x % src_extents.width;
+- int32_t src_start_y = src_r.y % src_extents.height;
++ int32_t src_start_x = MOD(src_r.x, src_extents.width);
++ int32_t src_start_y = MOD(src_r.y, src_extents.height);
+
+ if (needs_scale)
+ goto UNSUPPORTED;
+
+ /* If both the src and dest have an image, we may as well fall
+ * back, because it will be faster than our separate blits.
+ * Our blit code will be fastest when the src is a DDB and the
+ * destination is a DDB.