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#define __LS_SIGNALUNIT_H__ |
#define __LS_SIGNALUNIT_H__ |
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#include "../../common/ArrayList.h" |
#include "../../common/ArrayList.h" |
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#include "../../common/Pool.h" |
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namespace LinuxSampler { |
namespace LinuxSampler { |
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SignalUnit(SignalUnitRack* rack): pRack(rack), bActive(false), Level(0.0f), bCalculating(false), uiDelayTrigger(0) { } |
SignalUnit(SignalUnitRack* rack): pRack(rack), bActive(false), Level(0.0f), bCalculating(false), uiDelayTrigger(0) { } |
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SignalUnit(const SignalUnit& Unit): pRack(Unit.pRack) { Copy(Unit); } |
SignalUnit(const SignalUnit& Unit): pRack(Unit.pRack) { Copy(Unit); } |
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void operator=(const SignalUnit& Unit) { Copy(Unit); } |
void operator=(const SignalUnit& Unit) { Copy(Unit); } |
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virtual ~SignalUnit() { } |
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void Copy(const SignalUnit& Unit) { |
void Copy(const SignalUnit& Unit) { |
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if (this == &Unit) return; |
if (this == &Unit) return; |
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bool isSmoothingOut() { return currentTimeStep < timeSteps; } |
bool isSmoothingOut() { return currentTimeStep < timeSteps; } |
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}; |
}; |
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const int MaxCCs = 10; |
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/** |
/** |
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* Continuous controller signal unit. |
* Continuous controller signal unit. |
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* The level of this unit corresponds to the controllers changes |
* The level of this unit corresponds to the controllers changes |
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virtual void ValueChanged(CCSignalUnit* pUnit) = 0; |
virtual void ValueChanged(CCSignalUnit* pUnit) = 0; |
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}; |
}; |
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protected: |
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class CC { |
class CC { |
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public: |
public: |
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uint8_t Controller; ///< MIDI controller number. |
uint8_t Controller; ///< MIDI controller number. |
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} |
} |
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}; |
}; |
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FixedArray<CC> Ctrls; // The MIDI controllers which modulates this signal unit. |
protected: |
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RTList<CC>* pCtrls; // The MIDI controllers which modulates this signal unit. |
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Listener* pListener; |
Listener* pListener; |
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bool hasSmoothCtrls; // determines whether there are smooth controllers (used for optimization) |
bool hasSmoothCtrls; // determines whether there are smooth controllers (used for optimization) |
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bool isSmoothingOut; // determines whether there is a CC which is in process of smoothing out (used for optimization) |
bool isSmoothingOut; // determines whether there is a CC which is in process of smoothing out (used for optimization) |
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public: |
public: |
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CCSignalUnit(SignalUnitRack* rack, Listener* l = NULL): SignalUnit(rack), Ctrls(MaxCCs) { |
CCSignalUnit(SignalUnitRack* rack, Listener* l = NULL): SignalUnit(rack), pCtrls(NULL) { |
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pListener = l; |
pListener = l; |
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hasSmoothCtrls = isSmoothingOut = false; |
hasSmoothCtrls = isSmoothingOut = false; |
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} |
} |
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CCSignalUnit(const CCSignalUnit& Unit): SignalUnit(Unit.pRack), Ctrls(MaxCCs) { Copy(Unit); } |
CCSignalUnit(const CCSignalUnit& Unit): SignalUnit(Unit.pRack), pCtrls(NULL) { Copy(Unit); } |
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void operator=(const CCSignalUnit& Unit) { Copy(Unit); } |
void operator=(const CCSignalUnit& Unit) { Copy(Unit); } |
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virtual ~CCSignalUnit() { |
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if (pCtrls != NULL) delete pCtrls; |
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} |
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void Copy(const CCSignalUnit& Unit) { |
void Copy(const CCSignalUnit& Unit) { |
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Ctrls.copy(Unit.Ctrls); |
if (pCtrls != NULL) delete pCtrls; |
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pCtrls = new RTList<CC>(*(Unit.pCtrls)); |
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if (pCtrls->poolIsEmpty() && pCtrls->count() < Unit.pCtrls->count()) { |
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std::cerr << "Maximum number of CC reached!" << std::endl; |
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} |
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pListener = Unit.pListener; |
pListener = Unit.pListener; |
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hasSmoothCtrls = Unit.hasSmoothCtrls; |
hasSmoothCtrls = Unit.hasSmoothCtrls; |
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isSmoothingOut = Unit.isSmoothingOut; |
isSmoothingOut = Unit.isSmoothingOut; |
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SignalUnit::Copy(Unit); |
SignalUnit::Copy(Unit); |
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} |
} |
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virtual void InitCCList(Pool<CC>* pCCPool, Pool<Smoother>* pSmootherPool) { |
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if (pCtrls != NULL) delete pCtrls; |
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pCtrls = new RTList<CC>(pCCPool); |
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} |
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void AddCC(uint8_t Controller, float Influence, short int Curve = -1, Smoother* pSmoother = NULL) { |
void AddCC(uint8_t Controller, float Influence, short int Curve = -1, Smoother* pSmoother = NULL) { |
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if(Ctrls.size() >= Ctrls.capacity()) { |
if(pCtrls->poolIsEmpty()) { |
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std::cerr << "Maximum number of CC reached" << std::endl; |
std::cerr << "Maximum number of CC reached!" << std::endl; |
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return; |
return; |
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} |
} |
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Ctrls.add(CC(Controller, Influence, Curve, pSmoother)); |
*(pCtrls->allocAppend()) = CC(Controller, Influence, Curve, pSmoother); |
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if (pSmoother != NULL) hasSmoothCtrls = true; |
if (pSmoother != NULL) hasSmoothCtrls = true; |
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} |
} |
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virtual void RemoveAllCCs() { Ctrls.clear(); } |
virtual void RemoveAllCCs() { pCtrls->clear(); } |
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int GetCCCount() { return Ctrls.size(); } |
int GetCCCount() { return pCtrls->count(); } |
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virtual void Increment() { |
virtual void Increment() { |
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if (hasSmoothCtrls && isSmoothingOut) Calculate(); |
if (hasSmoothCtrls && isSmoothingOut) Calculate(); |
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virtual void ProcessCCEvent(uint8_t Controller, uint8_t Value) { |
virtual void ProcessCCEvent(uint8_t Controller, uint8_t Value) { |
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bool recalculate = false; |
bool recalculate = false; |
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for (int i = 0; i < Ctrls.size(); i++) { |
RTList<CC>::Iterator ctrl = pCtrls->first(); |
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if (Controller != Ctrls[i].Controller) continue; |
RTList<CC>::Iterator end = pCtrls->end(); |
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if (Ctrls[i].Value == Value) continue; |
for(; ctrl != end; ++ctrl) { |
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Ctrls[i].Value = Value; |
if (Controller != (*ctrl).Controller) continue; |
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if (Ctrls[i].pSmoother != NULL) Ctrls[i].pSmoother->update(Value); |
if ((*ctrl).Value == Value) continue; |
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(*ctrl).Value = Value; |
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if ((*ctrl).pSmoother != NULL) (*ctrl).pSmoother->update(Value); |
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if (!bActive) bActive = true; |
if (!bActive) bActive = true; |
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recalculate = true; |
recalculate = true; |
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} |
} |
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virtual void Calculate() { |
virtual void Calculate() { |
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float l = 0; |
float l = 0; |
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isSmoothingOut = false; |
isSmoothingOut = false; |
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for (int i = 0; i < Ctrls.size(); i++) { |
RTList<CC>::Iterator ctrl = pCtrls->first(); |
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if (Ctrls[i].pSmoother == NULL) { |
RTList<CC>::Iterator end = pCtrls->end(); |
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l += Normalize(Ctrls[i].Value, Ctrls[i].Curve) * Ctrls[i].Influence; |
for(; ctrl != end; ++ctrl) { |
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if ((*ctrl).pSmoother == NULL) { |
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l += Normalize((*ctrl).Value, (*ctrl).Curve) * (*ctrl).Influence; |
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} else { |
} else { |
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if (Ctrls[i].pSmoother->isSmoothingOut()) isSmoothingOut = true; |
if ((*ctrl).pSmoother->isSmoothingOut()) isSmoothingOut = true; |
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l += Normalize(Ctrls[i].pSmoother->render(), Ctrls[i].Curve) * Ctrls[i].Influence; |
l += Normalize((*ctrl).pSmoother->render(), (*ctrl).Curve) * (*ctrl).Influence; |
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} |
} |
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} |
} |
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if (Level != l) { |
if (Level != l) { |