invoke

operator fun invoke(    srcRGB: AGBlendFactor,     dstRGB: AGBlendFactor,     srcA: AGBlendFactor = srcRGB,     dstA: AGBlendFactor = dstRGB,     eqRGB: AGBlendEquation = AGBlendEquation.ADD,     eqA: AGBlendEquation = eqRGB): AGBlending
operator fun invoke(src: AGBlendFactor, dst: AGBlendFactor, eq: AGBlendEquation = AGBlendEquation.ADD): AGBlending