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TubeBell.h

00001 #ifndef STK_TUBEBELL_H
00002 #define STK_TUBEBELL_H
00003 
00004 #include "FM.h"
00005 
00006 namespace stk {
00007 
00008 /***************************************************/
00038 /***************************************************/
00039 
00040 class TubeBell : public FM
00041 {
00042  public:
00044 
00047   TubeBell( void );
00048 
00050   ~TubeBell( void );
00051 
00053   void noteOn( StkFloat frequency, StkFloat amplitude );
00054 
00056   StkFloat tick( unsigned int channel = 0 );
00057 
00058  protected:
00059 
00060 };
00061 
00062 inline StkFloat TubeBell :: tick( unsigned int )
00063 {
00064   StkFloat temp, temp2;
00065 
00066   temp = gains_[1] * adsr_[1]->tick() * waves_[1]->tick();
00067   temp = temp * control1_;
00068 
00069   waves_[0]->addPhaseOffset( temp );
00070   waves_[3]->addPhaseOffset( twozero_.lastOut() );
00071   temp = gains_[3] * adsr_[3]->tick() * waves_[3]->tick();
00072   twozero_.tick( temp );
00073 
00074   waves_[2]->addPhaseOffset( temp );
00075   temp = ( 1.0 - (control2_ * 0.5)) * gains_[0] * adsr_[0]->tick() * waves_[0]->tick();
00076   temp += control2_ * 0.5 * gains_[2] * adsr_[2]->tick() * waves_[2]->tick();
00077 
00078   // Calculate amplitude modulation and apply it to output.
00079   temp2 = vibrato_.tick() * modDepth_;
00080   temp = temp * (1.0 + temp2);
00081     
00082   lastFrame_[0] = temp * 0.5;
00083   return lastFrame_[0];
00084 }
00085 
00086 } // stk namespace
00087 
00088 #endif

The Synthesis ToolKit in C++ (STK)
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