Coordinatetype modes are used to set the type of coordinatesytem to be used, by assigning them to the local variable ctype. Different coordinatesystems have different ways of interpreting the coordinates of a process. There's another local variable which influences the interpretation of a process' coordinate, which is Resolution.
|Constant||- Value||- Relative to|
|C_SCREEN||- 0||- The screen's top left corner, coordinate (0,0).|
|C_SCROLL||- 1||- The foreground graphic of the scroll in which the process is shown.|
|C_M7||- 2||- The main graphic of the Mode7-view.|