spark-blend-modes
Photoshop blend mode patches for Spark AR.
BlendAverage
BlendLighten
BlendPinLight
BlendColorBurn
BlendLinearBurn
BlendReflect
BlendColorDodge
BlendLinearDodge
BlendScreen
BlendDarken
BlendMultiply
BlendSoftLight
BlendNegation
BlendSubtract
BlendExclusion
BlendOverlay
BlendVividLight
BlendHardMix
BlendPhoenix
Thanks to jamieowen/glsl-blend