Convert alpha from [0..1] to [0.255] range

Bug #8808886

Without this conversion, alpha was always set to 0 or 1 which causes
things to disappear mysteriously. Mysteries are meant to be solved
and I solved them all in 6 characters.

Change-Id: I2078420fbe968c046e999b0eabb24403e71108fd

parent d3956321

libs/hwui/OpenGLRenderer.cpp

+1 −1

Original line number	Diff line number	Diff line
		@@ -3535,7 +3535,7 @@ void OpenGLRenderer::getAlphaAndMode(SkPaint* paint, int* alpha, SkXfermode::Mod
		getAlphaAndModeDirect(paint, alpha, mode);
		if (mDrawModifiers.mOverrideLayerAlpha < 1.0f) {
		// if drawing a layer, ignore the paint's alpha
		*alpha = mDrawModifiers.mOverrideLayerAlpha;
		alpha = mDrawModifiers.mOverrideLayerAlpha 255;
		}
		alpha = mSnapshot->alpha;
		}