ConstReadonlyADDITIVE: "additive"Additive blending.
ReadonlyALPHA: "alpha"Alpha blending.
ReadonlyOPAQUE: "opaque"No blending.
ReadonlyPREMULTIPLIED_ALPHA: "premultiplied_alpha"Premultiplied alpha blending (useful for glass where specular highlights remain opaque).
Texture blending modes.