fsCParticleParameterModifier.h

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/********************************************************************
*
*       Created:        1/9/2015   9:24
*
*       File:           fsCParticleParameterModifier.h
*
*       Author:         Martin P. King
*       
*       Purpose:        Control the modification of a particle parameter - 
*                               scale/rotate etc through a variety of methods (initially
*                               graph or constant)
*
*********************************************************************/
 
#ifndef fsCParticleParameterModifierhdr
#define fsCParticleParameterModifierhdr
 
#include <fsCore/fsBaseTypes.h>
#include <fsCore/fsStr.h>
 
#include <fsAppCore/src/fsCGraph.h>
 
class fsCParticleParameterModifier;
 
#include <memory>
typedef std::shared_ptr<fsCParticleParameterModifier> fsCParticleParameterModifierRef;
 
 
class fsCParticleParameterModifier
{
public:
 
        fsF32 finalise(fsS32 pRunningTime, fsF32 pDelta);
 
        fsF32 initialise();
        fsBool constant() const { return nullptr == mGraph; }
 
        static fsF32 rndF32Get(fsS32 pRange);
        static fsS32 s32Get(fsStr& pFileData);
        static fsF32 f32Get(fsStr& pFileData);
        static void charStrip(fsStr& pFileData);
 
        fsF32 update(fsS32 pRunningTime, fsS32 pTimeDelta, fsF32 pDelta);
 
        void randomRangeLoad(fsStr& pParamVals);
        void tableLoad(fsStr& pParamVals);
 
        fsCParticleParameterModifier(fsF32 (*pValueLoadFn)(fsStr& pFileData));
        ~fsCParticleParameterModifier();
 
protected:
 
private:
 
        static fsF32 valueLoad(fsStr& pParamVals);
 
        fsF32 (*mValueLoadFn)(fsStr& pFileData);
 
        fsCGraph<fsF32>* mGraph;
        fsF32 mConstant;
        fsS32 mConstantRange;
};
 
#endif