Checkerboard Shader
Parameters are accessed with C4DAtom::GetParameter() / C4DAtom::SetParameter() 。见 Parameter IDs .
Parameter: Color 1
CHECKERBOARDSHADER_COLOR1
Parameter: Color 2
CHECKERBOARDSHADER_COLOR2
Parameter: U 频率
CHECKERBOARDSHADER_SCALEX
Parameter: V 频率
CHECKERBOARDSHADER_SCALEY