don't need to &0xff

diff --git a/render/image.c b/render/image.c
index e6e8b8b..4b12304 100644 (file)
--- a/render/image.c
+++ b/render/image.c
@@ -153,7 +153,7 @@ void RrImageDraw(RrPixel32 *target, RrTextureRGBA *rgba,
         guchar alpha, r, g, b, bgr, bgg, bgb;
 
         /* apply the rgba's opacity as well */
-        alpha = (((*source >> RrDefaultAlphaOffset) * rgba->alpha) >> 8)&0xff;
+        alpha = ((*source >> RrDefaultAlphaOffset) * rgba->alpha) >> 8;
         r = *source >> RrDefaultRedOffset;
         g = *source >> RrDefaultGreenOffset;
         b = *source >> RrDefaultBlueOffset;