Ben Katz / Mbed 2 deprecated Hobbyking_Cheetah_F334

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Dependencies:   CANnucleo FastPWM3 mbed

Fork of Hobbyking_Cheetah_Compact by Ben Katz

FastMath/FastMath.cpp

Committer:
benkatz
Date:
2017-11-02
Revision:
23:db1263aae417
Parent:
20:bf9ea5125d52

File content as of revision 23:db1263aae417:

#include "FastMath.h"
#include "LUT.h"

const float Multiplier = 81.4873308631f;

float FastMath::FastSin(float theta){
    while (theta < 0.0f) theta += 6.28318530718f;
    while (theta >= 6.28318530718f) theta -= 6.28318530718f;    
    return SinTable[(int) (Multiplier*theta)] ;
    }
    
float FastMath::FastCos(float theta){
    return FastSin(1.57079632679f - theta);
    }