OgreKeyFrame.h

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/*
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This source file is part of OGRE
    (Object-oriented Graphics Rendering Engine)
For the latest info, see http://www.ogre3d.org/

Copyright (c) 2000-2014 Torus Knot Software Ltd

Permission is hereby granted, free of charge, to any person obtaining a copy
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The above copyright notice and this permission notice shall be included in
all copies or substantial portions of the Software.

THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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*/

#ifndef __KeyFrame_H__
#define __KeyFrame_H__

#include "OgrePrerequisites.h"
#include "OgreVector3.h"
#include "OgreQuaternion.h"
#include "OgreAny.h"
#include "OgreHardwareVertexBuffer.h"
#include "OgreIteratorWrappers.h"
#include "OgreHeaderPrefix.h"

namespace Ogre 
{

    class _OgreExport KeyFrame : public AnimationAlloc
    {
    public:

        KeyFrame(const AnimationTrack* parent, Real time);

        virtual ~KeyFrame() {}

        Real getTime(void) const { return mTime; }

        virtual KeyFrame* _clone(AnimationTrack* newParent) const;


    protected:
        Real mTime;
        const AnimationTrack* mParentTrack;
    };


    class _OgreExport NumericKeyFrame : public KeyFrame
    {
    public:
        NumericKeyFrame(const AnimationTrack* parent, Real time);
        ~NumericKeyFrame() {}

        virtual const AnyNumeric& getValue(void) const;
        virtual void setValue(const AnyNumeric& val);

        KeyFrame* _clone(AnimationTrack* newParent) const;
    protected:
        AnyNumeric mValue;
    };


    class _OgreExport TransformKeyFrame : public KeyFrame
    {
    public:
        TransformKeyFrame(const AnimationTrack* parent, Real time);
        ~TransformKeyFrame() {}
        virtual void setTranslate(const Vector3& trans);

        const Vector3& getTranslate(void) const;

        virtual void setScale(const Vector3& scale);

        virtual const Vector3& getScale(void) const;

        virtual void setRotation(const Quaternion& rot);

        virtual const Quaternion& getRotation(void) const;

        KeyFrame* _clone(AnimationTrack* newParent) const;
    protected:
        Vector3 mTranslate;
        Vector3 mScale;
        Quaternion mRotate;


    };



    class _OgreExport VertexMorphKeyFrame : public KeyFrame
    {
    public:
        VertexMorphKeyFrame(const AnimationTrack* parent, Real time);
        ~VertexMorphKeyFrame() {}
        void setVertexBuffer(const HardwareVertexBufferSharedPtr& buf);

        const HardwareVertexBufferSharedPtr& getVertexBuffer(void) const;

        KeyFrame* _clone(AnimationTrack* newParent) const;      

    protected:
        HardwareVertexBufferSharedPtr mBuffer;

    };

    class _OgreExport VertexPoseKeyFrame : public KeyFrame
    {
    public:
        VertexPoseKeyFrame(const AnimationTrack* parent, Real time);
        ~VertexPoseKeyFrame() {}

        struct PoseRef
        {
            ushort poseIndex;
            Real influence;

            PoseRef(ushort p, Real i) : poseIndex(p), influence(i) {}
        };
        typedef vector<PoseRef>::type PoseRefList;

        void addPoseReference(ushort poseIndex, Real influence);
        void updatePoseReference(ushort poseIndex, Real influence);
        void removePoseReference(ushort poseIndex);
        void removeAllPoseReferences(void);


        const PoseRefList& getPoseReferences(void) const;

        typedef VectorIterator<PoseRefList> PoseRefIterator;
        typedef ConstVectorIterator<PoseRefList> ConstPoseRefIterator;

        PoseRefIterator getPoseReferenceIterator(void);

        ConstPoseRefIterator getPoseReferenceIterator(void) const;

        KeyFrame* _clone(AnimationTrack* newParent) const;
        
        void _applyBaseKeyFrame(const VertexPoseKeyFrame* base);
        
    protected:
        PoseRefList mPoseRefs;

    };
}

#include "OgreHeaderSuffix.h"

#endif