fx2d_to_1d.h

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#pragma once
 
#include "fl/stl/stdint.h"
#include "fl/stl/unique_ptr.h"
 
#include "fl/gfx/sample.h"
#include "fl/math/screenmap.h"
#include "fl/fx/fx1d.h"
#include "fl/fx/fx2d.h"
 
namespace fl {
 
FASTLED_SHARED_PTR(Fx2dTo1d);

class Fx2dTo1d : public Fx1d {
  public:
    enum InterpolationMode {
        NEAREST = int(SampleMode::SAMPLE_NEAREST),   
        BILINEAR = int(SampleMode::SAMPLE_BILINEAR), 
    };

    Fx2dTo1d(u16 numLeds, Fx2dPtr fx2d, const ScreenMap &screenMap,
             InterpolationMode mode = BILINEAR);
 
    void draw(DrawContext context) override;
    fl::string fxName() const override;
 
    bool hasFixedFrameRate(float *fps) const override {
        return mFx2d->hasFixedFrameRate(fps);
    }
 
    void pause(u32 now) override { mFx2d->pause(now); }
    void resume(u32 now) override { mFx2d->resume(now); }

    void setScreenMap(const ScreenMap &screenMap) { mScreenMap = screenMap; }

    void setInterpolationMode(InterpolationMode mode) {
        mInterpolationMode = mode;
    }

    void setFx2d(Fx2dPtr fx2d);

    Fx2dPtr getFx2d() const { return mFx2d; }
 
  private:
    Fx2dPtr mFx2d;
    ScreenMap mScreenMap;
    InterpolationMode mInterpolationMode;
 
    // Working buffer for 2D effect rendering
    fl::unique_ptr<CRGB[]> mGrid;
};
 
} // namespace fl