TransformClip.h

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#pragma once
 
#include "Timeline/TimelineClip.h"
#include "Timeline/TimelineTypes.h"
#include "Maths.h"
 
#include <vector>
 
class TransformClip : public TimelineClip
{
public:
 
    DECLARE_CLIP(TransformClip, TimelineClip);
 
    TransformClip();
    virtual ~TransformClip();
 
    virtual void SaveStream(Stream& stream) override;
    virtual void LoadStream(Stream& stream, uint32_t version) override;
    virtual void GatherProperties(std::vector<Property>& outProps) override;
 
    virtual bool SupportsKeyframes() const override { return true; }
    virtual uint32_t GetNumKeyframes() const override { return (uint32_t)mKeyframes.size(); }
    virtual float GetKeyframeTime(uint32_t index) const override { return mKeyframes[index].mTime; }
    virtual void AddKeyframeAtTime(float localTime, Node* targetNode) override;
    virtual void SetKeyframeTime(uint32_t index, float time) override;
    virtual void RemoveKeyframe(uint32_t index) override;
 
    const TransformKeyframe& GetKeyframe(uint32_t index) const { return mKeyframes[index]; }
    void AddKeyframe(const TransformKeyframe& kf);
    void SetKeyframe(uint32_t index, const TransformKeyframe& kf);
 
    void EvaluateAtLocalTime(float localTime, glm::vec3& outPos, glm::quat& outRot, glm::vec3& outScale) const;
 
protected:
 
    std::vector<TransformKeyframe> mKeyframes;
 
#if EDITOR
    mutable std::vector<glm::vec3> mEditorRotationEuler;
#endif
};