ColorRGB32
Halftone::GetDensity(ColorRGB32 c) const
typedef uint (*PFN_gray)(ColorRGB32 c);
uint GetDensity(ColorRGB32 c) const;
const ColorRGB32* source = reinterpret_cast<const ColorRGB32*>(source0);
ColorRGB32 c;
ToGray(ColorRGB32 c)
GetRedValue(ColorRGB32 c)
const ColorRGB32 *source = reinterpret_cast<const ColorRGB32 *>(source0);
GetGreenValue(ColorRGB32 c)
GetBlueValue(ColorRGB32 c)