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sw_engine raster: fixed a default alpha blending bug.

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alpha value has been missed by a mistake,
a regression by c50d2fd

Issue: https://github.com/thorvg/thorvg/issues/1716
This commit is contained in:
Hermet Park 2023-10-20 13:06:06 +09:00 • committed by Hermet Park
parent d81f5d29fb
commit 61081c02af
1 changed files with 1 additions and 1 deletions
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src/renderer/sw_engine/tvgSwRasterC.h
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@ -101,7 +101,7 @@ static bool inline cRasterTranslucentRect(SwSurface* surface, const SwBBox& regi
//32bits channels //32bits channels
if (surface->channelSize == sizeof(uint32_t)) { if (surface->channelSize == sizeof(uint32_t)) {
auto color = surface->join(r, g, b, 255); auto color = surface->join(r, g, b, a);
auto buffer = surface->buf32 + (region.min.y * surface->stride) + region.min.x; auto buffer = surface->buf32 + (region.min.y * surface->stride) + region.min.x;
auto ialpha = 255 - a; auto ialpha = 255 - a;
for (uint32_t y = 0; y < h; ++y) { for (uint32_t y = 0; y < h; ++y) {