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00001 #ifndef STK_HEVYMETL_H 00002 #define STK_HEVYMETL_H 00003 00004 #include "FM.h" 00005 00006 namespace stk { 00007 00008 /***************************************************/ 00036 /***************************************************/ 00037 00038 class HevyMetl : public FM 00039 { 00040 public: 00042 00045 HevyMetl( void ); 00046 00048 ~HevyMetl( void ); 00049 00051 void noteOn( StkFloat frequency, StkFloat amplitude ); 00052 00054 StkFloat tick( unsigned int channel = 0 ); 00055 00056 protected: 00057 00058 }; 00059 00060 inline StkFloat HevyMetl :: tick( unsigned int ) 00061 { 00062 register StkFloat temp; 00063 00064 temp = vibrato_.tick() * modDepth_ * 0.2; 00065 waves_[0]->setFrequency(baseFrequency_ * (1.0 + temp) * ratios_[0]); 00066 waves_[1]->setFrequency(baseFrequency_ * (1.0 + temp) * ratios_[1]); 00067 waves_[2]->setFrequency(baseFrequency_ * (1.0 + temp) * ratios_[2]); 00068 waves_[3]->setFrequency(baseFrequency_ * (1.0 + temp) * ratios_[3]); 00069 00070 temp = gains_[2] * adsr_[2]->tick() * waves_[2]->tick(); 00071 waves_[1]->addPhaseOffset( temp ); 00072 00073 waves_[3]->addPhaseOffset( twozero_.lastOut() ); 00074 temp = (1.0 - (control2_ * 0.5)) * gains_[3] * adsr_[3]->tick() * waves_[3]->tick(); 00075 twozero_.tick(temp); 00076 00077 temp += control2_ * 0.5 * gains_[1] * adsr_[1]->tick() * waves_[1]->tick(); 00078 temp = temp * control1_; 00079 00080 waves_[0]->addPhaseOffset( temp ); 00081 temp = gains_[0] * adsr_[0]->tick() * waves_[0]->tick(); 00082 00083 lastFrame_[0] = temp * 0.5; 00084 return lastFrame_[0]; 00085 } 00086 00087 } // stk namespace 00088 00089 #endif
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