57 lines
1.7 KiB
Diff
57 lines
1.7 KiB
Diff
From 03a820b173ed1fdef6ff14b4468f5dbc02ff59be Mon Sep 17 00:00:00 2001
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From: Heiko Lewin <heiko.lewin@worldiety.de>
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Date: Tue, 15 Dec 2020 16:48:19 +0100
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Subject: [PATCH] Fix mask usage in image-compositor
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[Retrieved from
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https://gitlab.freedesktop.org/cairo/cairo/-/commit/03a820b173ed1fdef6ff14b4468f5dbc02ff59be]
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[Removed changes in test/ directory to remove binary diff so that the
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patch can be applied by `patch` tool]
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Signed-off-by: Quentin Schulz <quentin.schulz@theobroma-systems.com>
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---
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src/cairo-image-compositor.c | 8 ++++----
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1 file changed, 4 insertions(+), 4 deletions(-)
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diff --git a/src/cairo-image-compositor.c b/src/cairo-image-compositor.c
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index bbf4cf228..2352c478e 100644
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--- a/src/cairo-image-compositor.c
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+++ b/src/cairo-image-compositor.c
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@@ -2601,14 +2601,14 @@ _inplace_src_spans (void *abstract_renderer, int y, int h,
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unsigned num_spans)
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{
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cairo_image_span_renderer_t *r = abstract_renderer;
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- uint8_t *m;
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+ uint8_t *m, *base = (uint8_t*)pixman_image_get_data(r->mask);
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int x0;
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if (num_spans == 0)
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return CAIRO_STATUS_SUCCESS;
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x0 = spans[0].x;
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- m = r->_buf;
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+ m = base;
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do {
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int len = spans[1].x - spans[0].x;
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if (len >= r->u.composite.run_length && spans[0].coverage == 0xff) {
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@@ -2646,7 +2646,7 @@ _inplace_src_spans (void *abstract_renderer, int y, int h,
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spans[0].x, y,
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spans[1].x - spans[0].x, h);
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- m = r->_buf;
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+ m = base;
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x0 = spans[1].x;
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} else if (spans[0].coverage == 0x0) {
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if (spans[0].x != x0) {
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@@ -2675,7 +2675,7 @@ _inplace_src_spans (void *abstract_renderer, int y, int h,
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#endif
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}
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- m = r->_buf;
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+ m = base;
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x0 = spans[1].x;
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} else {
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*m++ = spans[0].coverage;
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--
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2.38.1
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