laAnimatedModel.h

/*

Jump'n'Run Engine
http://www.atanaslaskov.com/jnr/

BSD LICENSE
Copyright (c) 2007-2013, Atanas Laskov
All rights reserved.

Redistribution and use in source and binary forms, with or without
modification, are permitted provided that the following conditions are met:
1. Redistributions of source code must retain the above copyright notice,
this list of conditions and the following disclaimer.
2. Redistributions in binary form must reproduce the above copyright notice,
this list of conditions and the following disclaimer in the documentation
and/or other materials provided with the distribution.
THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
DISCLAIMED. IN NO EVENT SHALL ATANAS LASKOV BE LIABLE FOR ANY
DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
(INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
(INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.

*/



#include "laStaticModel.h"

class laAnimatedModel :
    public laModel
{
    // Frames
    //
    laStaticModel* _arFrames;
    unsigned _nFrameCnt;
    unsigned _nCrFrame;

    // State
    double _dSPF;
    double _dTimeElapsed;

    laStaticModel _snapshot;

    // Flags
    //
    M_BOOL _bCycle;
    M_BOOL _bInterpolation;
    M_BOOL _bTraceEffect;



public:
    laAnimatedModel(void);
    ~laAnimatedModel(void);

    // Control
    //
    virtual bool load(char* strFile);
    virtual void discard();

    virtual void buildCollisionData(class laCollisionDomain* pDomain, rpgTrap* pTrap=NULL);

    inline void cycle(M_BOOL bCycle) {_bCycle = bCycle;};
    inline void toggleInterpolate(M_BOOL bEnable) {_bInterpolation = bEnable;};
    inline void toggleTraceFx(M_BOOL bEnable) {_bTraceEffect = bEnable; }

    // Draw
    //
    virtual void draw(laRenderer *pr);
    virtual void drawFx(laRenderer *pr) {};

    // Animate
    //
    void animate(laTimer &t);

    void blend(laStaticModel *pPose1, laStaticModel *pPose2, double dSec = 0.15);
    void snapshot(laStaticModel* pm);
    laPoint3 sample(unsigned nVertexIndex);

    // Edit geometry
    // NOTE: These methods are slow and should be used only at loading time
    //
    virtual void edScale(laPoint3 sz);
    virtual void edTranslate(laPoint3 pos);
    virtual void edNormalize();
    virtual void edMinaxis();
    virtual void edMaxaxis();
    virtual void edCentralize();
    virtual void edSnap();

    virtual void edInvertAnimation();

    // Misc
    //
    inline unsigned frameCount()        const { return _nFrameCnt; }
    inline unsigned frameIndex()        const { return _nCrFrame; }
    inline void frameIndex(unsigned i)  {_nCrFrame = i;}
    inline laStaticModel* framePtr() { return _arFrames + _nCrFrame; }

    inline double duration() const { return _nFrameCnt*_dSPF; }     //< duration in seconds

    M_BOOL bIsSolid;
    inline M_BOOL isSolid() const { return bIsSolid; }

    virtual char*    strTexture();
    virtual unsigned vertexCount();

    virtual laPoint3 boundaryMin();
    virtual laPoint3 boundaryMax();
};