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[rtextures] Fix ImageColorReplace() alpha issue #5009

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This commit is contained in:
Romain Plumaugat
2025-07-15 23:19:39 +02:00
parent e00c5eb8b1
commit 34af70866c
1 changed files with 16 additions and 2 deletions
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18
src/rtextures.c
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@@ -2921,13 +2921,27 @@ void ImageColorReplace(Image *image, Color color, Color replace)
} }
} }
int format = image->format; const int format = image->format;
RL_FREE(image->data); RL_FREE(image->data);
image->data = pixels; image->data = pixels;
image->format = PIXELFORMAT_UNCOMPRESSED_R8G8B8A8; image->format = PIXELFORMAT_UNCOMPRESSED_R8G8B8A8;
ImageFormat(image, format); const bool formatHasNoAlpha = (format == PIXELFORMAT_UNCOMPRESSED_R8G8B8) ||
(format == PIXELFORMAT_UNCOMPRESSED_R5G6B5) ||
(format == PIXELFORMAT_UNCOMPRESSED_GRAYSCALE) ||
(format == PIXELFORMAT_UNCOMPRESSED_R32G32B32) ||
(format == PIXELFORMAT_UNCOMPRESSED_R16G16B16) ||
(format == PIXELFORMAT_COMPRESSED_DXT1_RGB) ||
(format == PIXELFORMAT_COMPRESSED_ETC1_RGB) ||
(format == PIXELFORMAT_COMPRESSED_ETC2_RGB) ||
(format == PIXELFORMAT_COMPRESSED_PVRT_RGB);
// Only convert back to original format if it supported alpha
if (!formatHasNoAlpha)
{
ImageFormat(image, format);
}
} }
#endif // SUPPORT_IMAGE_MANIPULATION #endif // SUPPORT_IMAGE_MANIPULATION