Tomas Lubkowitz / reScale

Like Arduinos "map" function reScale converts values from different sizes.

Dependents:   jrh52_a3 TBI_FIAT_FEEDFORWARD Ignition accuBlast_display ... more

Usage

#include "mbed.h" 
#include "reScale.h"

 reScale _scale(0,100,0,10); 

int main() 
{
 uint8_t value=_scale.from(50); 
// value is now set to 5

}

reScale.cpp@1:ebb951147122, 2014-03-03 (annotated)

Committer:
c0ax
Date:
Mon Mar 03 19:57:45 2014 +0000
Revision:
1:ebb951147122
Parent:
0:04d95412bcd3 
Changed description. Usage example is now on library homepahe

Who changed what in which revision?

UserRevisionLine numberNew contents of line
c0ax 0:04d95412bcd3 1 #include "reScale.h"
c0ax 0:04d95412bcd3 2
c0ax 0:04d95412bcd3 3 reScale::reScale(long in_min, long in_max, long out_min, long out_max) :
c0ax 0:04d95412bcd3 4 _inMin (in_min),_inMax(in_max),_outMin (out_min),_outMax (out_max)
c0ax 0:04d95412bcd3 5 {
c0ax 0:04d95412bcd3 6
c0ax 0:04d95412bcd3 7 }
c0ax 1:ebb951147122 8
c0ax 0:04d95412bcd3 9 long reScale::from(long value)
c0ax 0:04d95412bcd3 10 {
c0ax 0:04d95412bcd3 11 return (value - _inMin) * (_outMax - _outMin) / (_inMax - _inMin) + _outMin;
c0ax 0:04d95412bcd3 12 }