RedCore/cocos2d/cocos/vr/CCVRDistortion.h

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 Copyright (c) 2016 Google Inc.
 Copyright (c) 2016-2017 Chukong Technologies Inc.

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#ifndef CCVRDistortion_h
#define CCVRDistortion_h

#include "platform/CCPlatformMacros.h"

NS_CC_BEGIN

// Barrel Distortion
class Distortion
{
public:
    Distortion();

    void setCoefficients(float *coefficients);
    float *coefficients();

    float distortionFactor(float radius);
    float distort(float radius);
    float distortInverse(float radius);

private:
    static const int s_numberOfCoefficients = 2;
    float _coefficients[s_numberOfCoefficients];
};

NS_CC_END

#endif /* CCVRDistortion_h */