IsoTrowbridgeReitzConstant.h

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#pragma once
 
#include "Core/SurfaceBehavior/Property/IsoTrowbridgeReitz.h"
 
namespace ph
{
 
class IsoTrowbridgeReitzConstant : public IsoTrowbridgeReitz
{
public:
    IsoTrowbridgeReitzConstant(
        real alpha,
        EMaskingShadowing maskingShadowingType);
 
    std::array<real, 2> getAlphas(const SurfaceHit& X) const override;
 
private:
    real m_alpha;
};
 
// In-header Implementations:
 
inline IsoTrowbridgeReitzConstant::IsoTrowbridgeReitzConstant(
    const real alpha,
    const EMaskingShadowing maskingShadowingType)
 
    : IsoTrowbridgeReitz(maskingShadowingType)
 
    , m_alpha(alpha > 0.001_r ? alpha : 0.001_r)
{}
 
inline std::array<real, 2> IsoTrowbridgeReitzConstant::getAlphas(const SurfaceHit& /* X */) const
{
    return {m_alpha, m_alpha};
}
 
}// end namespace ph