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wg_engine: fix gradint stops color usage

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Fixed access to the last value of color stops array
https://github.com/thorvg/thorvg/issues/2922
This commit is contained in:
Sergii Liebodkin 2024-11-20 10:03:54 +00:00 • committed by Hermet Park
parent d3d085de15
commit f5a183b20c
1 changed files with 6 additions and 5 deletions
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11
src/renderer/wg_engine/tvgWgShaderTypes.cpp
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@ -171,12 +171,13 @@ void WgShaderTypeGradient::updateTexData(const Fill::ColorStop* stops, uint32_t
} }
} }
// tail // tail
range_s = uint32_t(sstops.last().offset * (WG_TEXTURE_GRADIENT_SIZE-1)); const tvg::Fill::ColorStop& colorStopLast = sstops.last();
range_s = uint32_t(colorStopLast.offset * (WG_TEXTURE_GRADIENT_SIZE-1));
range_e = WG_TEXTURE_GRADIENT_SIZE; range_e = WG_TEXTURE_GRADIENT_SIZE;
for (uint32_t ti = range_s; ti < range_e; ti++) { for (uint32_t ti = range_s; ti < range_e; ti++) {
texData[ti * 4 + 0] = sstops[stopCnt-1].r; texData[ti * 4 + 0] = colorStopLast.r;
texData[ti * 4 + 1] = sstops[stopCnt-1].g; texData[ti * 4 + 1] = colorStopLast.g;
texData[ti * 4 + 2] = sstops[stopCnt-1].b; texData[ti * 4 + 2] = colorStopLast.b;
texData[ti * 4 + 3] = sstops[stopCnt-1].a; texData[ti * 4 + 3] = colorStopLast.a;
} }
} }