RectangularSensorReceiver.h

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#pragma once
 
#include "Core/Receiver/Receiver.h"
#include "Math/TVector2.h"
 
#include <Common/assertion.h>
 
namespace ph::math { class Transform; }
namespace ph::math { class RigidTransform; }
 
namespace ph
{
 
class Ray;
 
class RectangularSensorReceiver : public Receiver
{
public:
    RectangularSensorReceiver(
        const math::Vector2D&       sensorSize, 
        const math::Transform*      rasterToSensor,
        const math::RigidTransform* receiverToWorld);
 
    math::Spectrum receiveRay(const math::Vector2D& rasterCoord, Ray* out_ray) const override = 0;
 
    void evalEmittedImportanceAndPdfW(
        const math::Vector3R& targetPos,
        math::Vector2R* const out_filmCoord,
        math::Vector3R* const out_importance,
        real* out_filmArea, 
        real* const out_pdfW) const override = 0;
 
    const math::Vector2D& getSensorSize() const;
    const math::Transform& getRasterToSensor() const;
 
private:
    math::Vector2D         m_sensorSize;
    const math::Transform* m_rasterToSensor;
};
 
// In-header Implementations:
 
inline const math::Vector2D& RectangularSensorReceiver::getSensorSize() const
{
    return m_sensorSize;
}
 
inline const math::Transform& RectangularSensorReceiver::getRasterToSensor() const
{
    PH_ASSERT(m_rasterToSensor);
 
    return *m_rasterToSensor;
}
 
}// end namespace ph