TSamplingFilm.h

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#pragma once
 
#include "Core/Filmic/Film.h"
#include "Core/Filmic/filmic_fwd.h"
#include "Math/Geometry/TAABB2D.h"
#include "Math/TVector2.h"
#include "Frame/frame_fwd.h"
#include "Core/Filmic/SampleFilter.h"
#include "Core/Filmic/SamplingFilmDimensions.h"
 
#include <vector>
#include <functional>
#include <memory>
 
namespace ph
{
 
template<typename Sample>
class TSamplingFilm : public Film
{
public:
    TSamplingFilm() = default;
 
    TSamplingFilm(
        int64                       actualWidthPx, 
        int64                       actualHeightPx,
        const SampleFilter&         filter);
 
    TSamplingFilm(
        int64                       actualWidthPx, 
        int64                       actualHeightPx,
        const math::TAABB2D<int64>& effectiveWindowPx,
        const SampleFilter&         filter);
 
    virtual void addSample(float64 xPx, float64 yPx, const Sample& sample) = 0;
 
    virtual void setPixel(float64 xPx, float64 yPx, const Sample& sample) = 0;
 
    void clear() override = 0;
 
    void setEffectiveWindowPx(const math::TAABB2D<int64>& effectiveWindow) override;
 
    void setSoftEdge(bool useSoftEdge, float32 softness = 1.0f);
 
    math::TVector2<float64> getSampleResPx() const;
    const math::TAABB2D<float64>& getSampleWindowPx() const;
    const SampleFilter& getFilter() const;
    SamplingFilmDimensions getDimensions() const;
    bool isSoftEdged() const;
 
private:
    void developRegion(HdrRgbFrame& out_frame, const math::TAABB2D<int64>& regionPx) const override = 0;
 
    void updateSampleDimensions();
 
    SampleFilter           m_filter;
    math::TAABB2D<float64> m_sampleWindowPx;
    float32                m_softness;
};
 
}// end namespace ph
 
#include "Core/Filmic/TSamplingFilm.ipp"