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-rw-r--r--src/spriteloader/grf.cpp4
1 files changed, 4 insertions, 0 deletions
diff --git a/src/spriteloader/grf.cpp b/src/spriteloader/grf.cpp
index 5fd837b6d..7b72f1ac1 100644
--- a/src/spriteloader/grf.cpp
+++ b/src/spriteloader/grf.cpp
@@ -95,6 +95,10 @@ bool SpriteLoaderGrf::LoadSprite(SpriteLoader::Sprite *sprite, uint32 file_pos)
sprite->data[i].m = dest[i];
}
+ /* Make sure to mark all transparent pixels transparent on the alpha channel too */
+ for (int i = 0; i < sprite->width * sprite->height; i++)
+ if (sprite->data[i].m != 0) sprite->data[i].a = 0xFF;
+
free(dest_orig);
return true;
}