envelope.h

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#ifndef GAME_EDITOR_MAPITEMS_ENVELOPE_H
#define GAME_EDITOR_MAPITEMS_ENVELOPE_H
 
#include <game/map/render_map.h>
#include <game/mapitems.h>
 
#include <array>
#include <vector>
 
class CEnvelope
{
public:
    std::vector<CEnvPoint_runtime> m_vPoints;
    char m_aName[32] = "";
    bool m_Synchronized = true;
 
    enum class EType
    {
        POSITION,
        COLOR,
        SOUND
    };
    explicit CEnvelope(EType Type);
    explicit CEnvelope(int NumChannels);
 
    std::pair<float, float> GetValueRange(int ChannelMask);
    void Eval(float Time, ColorRGBA &Result, size_t Channels);
    void AddPoint(CFixedTime Time, std::array<int, CEnvPoint::MAX_CHANNELS> aValues);
    float EndTime() const;
    int FindPointIndex(CFixedTime Time) const;
    int GetChannels() const;
    EType Type() const { return m_Type; }
 
private:
    void Resort();
 
    EType m_Type;
 
    class CEnvelopePointAccess : public IEnvelopePointAccess
    {
        std::vector<CEnvPoint_runtime> *m_pvPoints;
 
    public:
        CEnvelopePointAccess(std::vector<CEnvPoint_runtime> *pvPoints);
 
        int NumPoints() const override;
        const CEnvPoint *GetPoint(int Index) const override;
        const CEnvPointBezier *GetBezier(int Index) const override;
    };
    CEnvelopePointAccess m_PointsAccess;
};
 
#endif