blend_colors
blend_colors(uint8* bottom, uint8 alpha,
blend_colors(uint8* bottom, uint8 alpha, uint8 c1, uint8 c2, uint8 c3)
blend_colors(uint8* bottom, uint8* source, uint8 alphaOverride)
blend_colors(uint8* bottom, uint8* source)
blend_colors(uint8* bottom, uint8 alpha, uint8 c1, uint8 c2, uint8 c3)
blend_colors(uint8* bottom, uint8* source, uint8 alphaOverride)
blend_colors(uint8* bottom, uint8* source)
blend_colors(uint8* d, uint8 alpha, uint8 c1, uint8 c2, uint8 c3)
blend_colors(uint8* d, uint8 alpha, uint8 c1, uint8 c2, uint8 c3)
blend_colors(uint8* d, uint8 r, uint8 g, uint8 b, uint8 a)