client/EffectLib/EffectUpdateDecorator.h

282 lines
8.6 KiB
C++

#pragma once
#include "Type.h"
#include "../eterbase/Random.h"
#include "../eterlib/Pool.h"
class CParticleInstance;
namespace NEffectUpdateDecorator
{
class CDecoratorData
{
public:
float fTime;
float fElapsedTime;
CParticleInstance * pInstance;
CDecoratorData(float fTime, float fElapsedTime, CParticleInstance * pInstance)
: fTime(fTime), fElapsedTime(fElapsedTime), pInstance(pInstance)
{}
};
class CBaseDecorator
{
friend class CParticleSystemData;
public:
CBaseDecorator() :m_NextDecorator(0), m_PrevDecorator(0) {}
virtual ~CBaseDecorator(){}
void Excute(const CDecoratorData & d)
{
CBaseDecorator* pd = this;
while(pd)
{
CBaseDecorator* pNextDecorator = pd->m_NextDecorator;
pd->__Excute(d);
pd = pNextDecorator;
}
}
CBaseDecorator * AddChainFront(CBaseDecorator * pd)
{
pd->m_NextDecorator = this;
m_PrevDecorator = pd;
return pd;
}
void DeleteThis()
{
//return;
if (m_NextDecorator)
m_NextDecorator->DeleteThis();
delete this;
}
CBaseDecorator * Clone(CParticleInstance* pFirstInstance, CParticleInstance* pInstance)
{
CBaseDecorator * pNewDecorator = __Clone(pFirstInstance, pInstance);
CBaseDecorator * pSrc = this;
CBaseDecorator * pDest = pNewDecorator;
while (pSrc->m_NextDecorator)
{
pDest->m_NextDecorator = pSrc->m_NextDecorator->__Clone(pFirstInstance, pInstance);
pDest->m_NextDecorator->m_PrevDecorator = pDest;
pSrc = pSrc->m_NextDecorator;
pDest = pDest->m_NextDecorator;
}
return pNewDecorator;
}
protected:
virtual void __Excute(const CDecoratorData & d) = 0;
virtual CBaseDecorator* __Clone(CParticleInstance* pFirstInstance, CParticleInstance* pInstance) = 0;
void RemoveMe()
{
m_PrevDecorator->m_NextDecorator = m_NextDecorator;
m_NextDecorator->m_PrevDecorator=m_PrevDecorator;
delete this;
}
CBaseDecorator * m_NextDecorator;
CBaseDecorator * m_PrevDecorator;
};
class CHeaderDecorator : public CBaseDecorator, public CPooledObject<CHeaderDecorator>
{
public:
CHeaderDecorator() {}
virtual ~CHeaderDecorator() {}
protected:
virtual void __Excute(const CDecoratorData&) {}
virtual CBaseDecorator* __Clone(CParticleInstance*, CParticleInstance*) { return new CHeaderDecorator; }
};
class CNullDecorator : public CBaseDecorator, public CPooledObject<CNullDecorator>
{
public:
CNullDecorator(){}
virtual ~CNullDecorator(){}
protected:
virtual void __Excute(const CDecoratorData & d) {}
virtual CBaseDecorator* __Clone(CParticleInstance*, CParticleInstance* ) { return new CNullDecorator; }
};
template <class T> class CTimeEventDecorator : public CBaseDecorator, public CPooledObject<CTimeEventDecorator<T> >
{
public:
typedef CTimeEvent<T> TTimeEventType;
typedef std::vector<TTimeEventType> TTimeEventContainerType;
CTimeEventDecorator(const TTimeEventContainerType& TimeEventContainer, T * pValue = 0)
: it_start(TimeEventContainer.begin()),
it_cur(TimeEventContainer.begin()),
it_next(TimeEventContainer.begin()),
it_end(TimeEventContainer.end()),
pData(pValue)
{
if (it_start == it_end)
*pValue = T();
else
++it_next;
}
virtual ~CTimeEventDecorator() {}
void SetData( T * pValue ) { pData = pValue; }
protected:
//CTimeEventDecorator(CTimeEventDecorator<T>& ted, CParticleInstance * pFirstInstance, CParticleInstance * pInstance);
CTimeEventDecorator(CTimeEventDecorator<T>& ted, CParticleInstance* pFirstInstance, CParticleInstance* pInstance)
: it_start(ted.it_start),
it_end(ted.it_end),
it_cur(ted.it_cur),
it_next(ted.it_next),
pData((T*)( (unsigned char*)ted.pData - (DWORD)pFirstInstance + (DWORD)pInstance))
{
if (it_start == it_end)
*pData = T();
}
virtual CBaseDecorator* __Clone(CParticleInstance* pFirstInstance, CParticleInstance* pInstance) { return new CTimeEventDecorator(*this, pFirstInstance, pInstance); }
virtual void __Excute(const CDecoratorData & d)
{
if (it_start==it_end)
{
RemoveMe();
}
else if (it_cur->m_fTime>d.fTime)
{
*pData = it_cur->m_Value;
}
else
{
while (it_next!=it_end && it_next->m_fTime<=d.fTime)
++it_cur, ++it_next;
if (it_next == it_end)
{
// setting value
*pData = it_cur->m_Value;
RemoveMe();
}
else
{
float length = it_next->m_fTime - it_cur->m_fTime;
//*pData = it_cur->m_Value + (it_next->m_Value - it_cur->m_Value)*(d.fTime-it_cur->m_fTime)/length;
*pData = it_cur->m_Value*(1-(d.fTime-it_cur->m_fTime)/length) ;
*pData += it_next->m_Value * ((d.fTime-it_cur->m_fTime)/length);
}
}
}
typename TTimeEventContainerType::const_iterator it_start;
typename TTimeEventContainerType::const_iterator it_end;
typename TTimeEventContainerType::const_iterator it_cur;
typename TTimeEventContainerType::const_iterator it_next;
T * pData;
};
typedef CTimeEventDecorator<float> CScaleValueDecorator;
typedef CTimeEventDecorator<float> CColorValueDecorator;
typedef CTimeEventDecorator<DWORDCOLOR> CColorAllDecorator;
typedef CTimeEventDecorator<float> CAirResistanceValueDecorator;
typedef CTimeEventDecorator<float> CGravityValueDecorator;
typedef CTimeEventDecorator<float> CRotationSpeedValueDecorator;
class CTextureAnimationCWDecorator : public CBaseDecorator, public CPooledObject<CTextureAnimationCWDecorator>
{
public:
CTextureAnimationCWDecorator(float fFrameTime, DWORD n, BYTE * pIdx) :n(n),pIdx(pIdx),fFrameTime(fFrameTime),fLastFrameTime(fFrameTime){}
virtual ~CTextureAnimationCWDecorator(){}
protected:
virtual CBaseDecorator* __Clone(CParticleInstance* pfi, CParticleInstance* pi) { return new CTextureAnimationCWDecorator(fFrameTime,n,(BYTE*)((unsigned char*)pi+((BYTE*)pIdx-(BYTE*)pfi))); }
virtual void __Excute(const CDecoratorData & d)
{
fLastFrameTime -= d.fElapsedTime;
while (fLastFrameTime<0.0f)
{
fLastFrameTime += fFrameTime;
if (++(*pIdx) >= n)
*pIdx = 0;
}
}
DWORD n;
float fLastFrameTime;
float fFrameTime;
BYTE* pIdx;
};
class CTextureAnimationCCWDecorator : public CBaseDecorator, public CPooledObject<CTextureAnimationCCWDecorator>
{
public:
CTextureAnimationCCWDecorator(float fFrameTime, BYTE n, BYTE * pIdx) :n(n),pIdx(pIdx),fFrameTime(fFrameTime),fLastFrameTime(fFrameTime){}
virtual ~CTextureAnimationCCWDecorator(){}
protected:
virtual CBaseDecorator* __Clone(CParticleInstance* pfi, CParticleInstance* pi) { return new CTextureAnimationCCWDecorator(fFrameTime,n,(BYTE*)((unsigned char*)pi+((BYTE*)pIdx-(BYTE*)pfi))); }
virtual void __Excute(const CDecoratorData & d)
{
fLastFrameTime -= d.fElapsedTime;
while (fLastFrameTime<0.0f)
{
fLastFrameTime += fFrameTime;
if (--(*pIdx) >= n && n != 0) // Because variable is unsigned..
*pIdx = BYTE(n - 1);
}
}
BYTE n;
float fLastFrameTime;
float fFrameTime;
BYTE* pIdx;
};
class CTextureAnimationRandomDecorator : public CBaseDecorator, public CPooledObject<CTextureAnimationRandomDecorator>
{
public:
CTextureAnimationRandomDecorator(float fFrameTime, BYTE n, BYTE * pIdx) :n(n),pIdx(pIdx),fFrameTime(fFrameTime),fLastFrameTime(fFrameTime){}
virtual ~CTextureAnimationRandomDecorator(){}
protected:
virtual CBaseDecorator* __Clone(CParticleInstance* pfi, CParticleInstance* pi) { return new CTextureAnimationRandomDecorator(fFrameTime,n,(BYTE*)((unsigned char*)pi+((BYTE*)pIdx-(BYTE*)pfi))); }
virtual void __Excute(const CDecoratorData & d)
{
fLastFrameTime -= d.fElapsedTime;
if (fLastFrameTime<0.0f && n!=0)
{
*pIdx = (BYTE)random_range(0,n-1);
}
while (fLastFrameTime<0.0f)
fLastFrameTime += fFrameTime;
}
BYTE n;
float fLastFrameTime;
float fFrameTime;
BYTE* pIdx;
};
class CAirResistanceDecorator : public CBaseDecorator, public CPooledObject<CAirResistanceDecorator>
{
public:
CAirResistanceDecorator(){}
virtual ~CAirResistanceDecorator(){}
protected:
virtual void __Excute(const CDecoratorData & d);
virtual CBaseDecorator* __Clone(CParticleInstance* pfi, CParticleInstance* pi);
};
class CGravityDecorator : public CBaseDecorator, public CPooledObject<CGravityDecorator>
{
public:
CGravityDecorator(){}
virtual ~CGravityDecorator(){}
protected:
virtual void __Excute(const CDecoratorData& d);
virtual CBaseDecorator* __Clone(CParticleInstance* pfi, CParticleInstance* pi);
};
class CRotationDecorator : public CBaseDecorator, public CPooledObject<CRotationDecorator>
{
public:
CRotationDecorator(){}
virtual ~CRotationDecorator()
{
}
protected:
virtual void __Excute(const CDecoratorData& d);
virtual CBaseDecorator* __Clone(CParticleInstance* pfi, CParticleInstance* pi) ;
};
}