SuperImposedVideoFrame.hh

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#ifndef SUPERIMPOSEDVIDEOFRAME_HH
#define SUPERIMPOSEDVIDEOFRAME_HH
 
#include "FrameSource.hh"
#include "PixelOperations.hh"
#include <concepts>
 
namespace openmsx {
 
template<std::unsigned_integral Pixel>
class SuperImposedVideoFrame final : public FrameSource
{
public:
        SuperImposedVideoFrame(const FrameSource& src, const FrameSource& super,
                               const PixelOperations<Pixel>& pixelOps);
 
        // FrameSource
        [[nodiscard]] unsigned getLineWidth(unsigned line) const override;
        [[nodiscard]] const void* getLineInfo(
                unsigned line, unsigned& width,
                void* buf, unsigned bufWidth) const override;
 
private:
        const FrameSource& src;
        const FrameSource& super;
        PixelOperations<Pixel> pixelOps;
};
 
} // namespace openmsx
 
#endif