[C4D] Map a value from one range to another

c4d-map-range.cpp

/// Maps a value from an input range to an output range
/// e.g. from -180° ... 180° to 0.0 ... 1.0
/// Basically like the range mapper node in XPresso.
///
/// @param[in] value The input value
/// @param[in] minInput Defines the lower limit of the input range
/// @param[in] maxInput Defines the upper limit of the input range
/// @param[in] minOutput Defines the lower limit of the output range
/// @param[in] maxOutput Defines the upper limit of the output range
/// @return The mapped value
static inline Float MapRange(Float value, Float minInput, Float maxInput, Float minOutput, Float maxOutput)
{
	if (maxInput - minInput == 0)
		return minOutput;
	
	return  minOutput + (maxOutput - minOutput) * ((value - minInput) / (maxInput - minInput));
}