src/CameraInstructions.h

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#ifndef CAMERAINSTRUCTIONS_H
#define CAMERAINSTRUCTIONS_H

#include <cassert>

#include "Vec3f.h"
#include "Matrix.h"

class CameraAnimator;

class CameraInstructions
{
  public:
  CameraInstructions(CameraAnimator* anim)
      :animator(anim)
  {}

    virtual ~CameraInstructions()
    {}

    virtual void execute() = 0;

  protected:
    CameraAnimator* animator; 
};

class CameraInstructionMove : public CameraInstructions
{
  public:
    CameraInstructionMove(CameraAnimator* anim, Vec3f end, Vec3f dir, Vec3f up, float aperture, float distance, unsigned int depthsamples, unsigned int framesleft, unsigned int camnum);
    
    virtual ~CameraInstructionMove()
    {}
    
    virtual void execute();

  private:
    Vec3f mEndPos;               
    Vec3f mEndDir;               
    Vec3f mEndUp;                
    float mEndAperture;          
    float mEndFocusDistance;     
    unsigned int mEndDepthSamples; 
    unsigned int mFramesLeft;    
    unsigned int mCameraNumber;  
    Matrix mDirMatrix;           
    Matrix mUpMatrix;            
    bool mRuned;                  
 
};


class CameraInstructionSet : public CameraInstructions
{
  public:
    CameraInstructionSet(CameraAnimator* anim, unsigned int camnum)
        :CameraInstructions(anim),
        mCameraNumber(camnum)
    {}
        
    virtual ~CameraInstructionSet()
    {}
        
    virtual void execute();

  private:
    unsigned int mCameraNumber;  
 
};


class CameraInstructionNormal : public CameraInstructions
{
  public:
    CameraInstructionNormal(CameraAnimator* anim, unsigned int camnum)
        :CameraInstructions(anim),
        mCameraNumber(camnum)
        {}

    virtual ~CameraInstructionNormal()
    {}

    virtual void execute();

  private:
    unsigned int mCameraNumber;  
};


class CameraInstructionStay : public CameraInstructions
{
  public:
  CameraInstructionStay(CameraAnimator* anim, unsigned int frames, unsigned int camnum)
        :CameraInstructions(anim),
        mFrames(frames),
        mCameraNumber(camnum)
        {
        }

    virtual ~CameraInstructionStay()
    {}

    virtual void execute();

  private:
    unsigned int mFrames;       
    unsigned int mCameraNumber; 
};

#endif

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