258 #define OVER00_8BIT(max, alphaG, alphaA, colorA, alphaB, colorB, alphaD) \  argument
259   ((colorA * alphaA + colorB * alphaB * (max - alphaA) / max) / alphaD)
261 #define OVER00_16BIT(max, alphaG, alphaA, colorA, alphaB, colorB, alphaD) \  argument
262   ((colorA * alphaA + (guint64) colorB * alphaB * (max - alphaA) / max) / alphaD)
265 #define OVER10_8BIT(max, alphaG, alphaA, colorA, alphaB, colorB, alphaD) \  argument
266   ((colorA * alphaG + colorB * alphaB * (max - alphaA) / max) / alphaD)
268 #define OVER10_16BIT(max, alphaG, alphaA, colorA, alphaB, colorB, alphaD) \  argument
269   ((colorA * alphaG + (guint64) colorB * alphaB * (max - alphaA) / max) / alphaD)
272 #define OVER01(max, alphaG, alphaA, colorA, alphaB, colorB, alphaD) \  argument
273   ((colorA * alphaA + colorB * (max - alphaA)) / max)
276 #define OVER11(max, alphaG, alphaA, colorA, alphaB, colorB, alphaD) \  argument
277   ((colorA * alphaG + colorB * (max - alphaA)) / max)