private void updateBlendFunc() {
assert !usesSpriteSheet_
: "CCSprite: updateBlendFunc doesn't work when the sprite is rendered using a CCSpriteSheet";
// it's possible to have an untextured sprite
if (texture_ == null || !texture_.hasPremultipliedAlpha()) {
blendFunc_.src = GL10.GL_SRC_ALPHA;
blendFunc_.dst = GL10.GL_ONE_MINUS_SRC_ALPHA;
setOpacityModifyRGB(false);
} else {
blendFunc_.src = ccConfig.CC_BLEND_SRC;
blendFunc_.dst = ccConfig.CC_BLEND_DST;
setOpacityModifyRGB(true);
}
}
