ScatterFunction.h

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#pragma once
 
#include "Math/math_fwd.h"
 
#include <Common/primitive_type.h>
 
#include <memory>
 
namespace ph
{
 
class SurfaceHit;
 
class ScatterFunction
{
public:
    virtual ~ScatterFunction() = 0;
 
    // FIXME: use volume hit
    virtual void evalPhaseFunc(
        const SurfaceHit&     X,
        const math::Vector3R& I,
        const math::Vector3R& O,
        real*                 out_pf) const = 0;
};
 
}// end namespace ph