class::calc::Lookup

class calc::Lookup
  : public api::WorkObject

//md2code:include
#include <sapi/calc.hpp>
#define ENTRIES 4

const float lookup_table[ENTRIES*2] = {  //for each entry there are 2 float values
   0.0, 2.0,  //this is an x,y pair where x is 0.0 and y is 2.0, list must have x values in ascending order
   1.0, 4.0,
   2.0, 16.0,
   3.0, 25.0
};

//md2code:main
Lookup<float> lookup(lookup_table, ENTRIES);
printf("Value is %0.2f\n", lookup.calculate(1.5f));