vec3 blendExclusion(vec3 base, vec3 blend) {
	return base+blend-2.0*base*blend;
}

vec3 blendExclusion(vec3 base, vec3 blend, float opacity) {
	return (blendExclusion(base, blend) * opacity + base * (1.0 - opacity));
}

#pragma glslify: export(blendExclusion)
#olive name Exclusion