NaiveReinhardToneMapping.h

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#pragma once
 
#include "Frame/Operator/FrameOperator.h"
 
#include <Common/assertion.h>
#include <Common/primitive_type.h>
 
#include <cmath>
 
namespace ph
{
 
class NaiveReinhardToneMapping : public FrameOperator
{
public:
    NaiveReinhardToneMapping();
 
    void operate(const HdrRgbFrame& srcFrame, HdrRgbFrame* out_dstFrame) override;
};
 
// In-header Implementations:
 
inline NaiveReinhardToneMapping::NaiveReinhardToneMapping()
{}
 
inline void NaiveReinhardToneMapping::operate(const HdrRgbFrame& srcFrame, HdrRgbFrame* const out_dstFrame)
{
    PH_ASSERT(out_dstFrame);
 
    out_dstFrame->setSize(srcFrame.getSizePx());
 
    srcFrame.forEachPixel(
        [this, out_dstFrame]
        (const uint32 x, const uint32 y, const HdrRgbFrame::PixelType& pixel)
        {
            out_dstFrame->setPixel(x, y, pixel.div(pixel + 1.0_r));
        });
}
 
}// end namespace ph