hvirtual/plugins/histogram/histogramconfig.h

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#ifndef HISTOGRAMCONFIG_H
#define HISTOGRAMCONFIG_H


#include "histogram.inc"
#include "histogramconfig.inc"
#include "linklist.h"
#include <stdint.h>

class HistogramPoint : public ListItem<HistogramPoint>
{
public:
        HistogramPoint();
        ~HistogramPoint();

        int equivalent(HistogramPoint *src);
        float x, y;
};


class HistogramPoints : public List<HistogramPoint>
{
public:
        HistogramPoints();
        ~HistogramPoints();

// Insert new point
        HistogramPoint* insert(float x, float y);
        int equivalent(HistogramPoints *src);
        void boundaries();
        void copy_from(HistogramPoints *src);
        void interpolate(HistogramPoints *prev, 
                HistogramPoints *next,
                double prev_scale,
                double next_scale);
};

class HistogramConfig
{
public:
        HistogramConfig();

        int equivalent(HistogramConfig &that);
        void copy_from(HistogramConfig &that);
        void interpolate(HistogramConfig &prev, 
                HistogramConfig &next, 
                int64_t prev_frame, 
                int64_t next_frame, 
                int64_t current_frame);
// Used by constructor and reset button
        void reset(int do_mode);
        void reset_points(int colors_only);
        void boundaries();
        void dump();

// Range 0 - 1.0
// Input points
        HistogramPoints points[HISTOGRAM_MODES];
// Output points
        float output_min[HISTOGRAM_MODES];
        float output_max[HISTOGRAM_MODES];
        int automatic;
        float threshold;
        int plot;
        int split;
};


#endif

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