e1lama/stk
1
0
Fork 0
mirror of https://github.com/thestk/stk synced 2026-01-17 14:41:53 +00:00
Code Issues Packages Projects Releases Wiki Activity

Version 4.4.0

Browse Source
This commit is contained in:
Gary Scavone
2013-09-29 23:11:39 +02:00
committed by Stephen Sinclair
parent d199342e86
commit eccd8c9981
287 changed files with 11712 additions and 7676 deletions
Download Patch File Download Diff File Expand all files Collapse all files

46
src/BlowBotl.cpp
View File

@@ -12,16 +12,18 @@
- Vibrato Gain = 1
- Volume = 128
by Perry R. Cook and Gary P. Scavone, 1995 - 2007.
by Perry R. Cook and Gary P. Scavone, 1995 - 2009.
*/
/***************************************************/
#include "BlowBotl.h"
#include "SKINI.msg"
namespace stk {
#define __BOTTLE_RADIUS_ 0.999
BlowBotl :: BlowBotl()
BlowBotl :: BlowBotl( void )
{
dcBlock_.setBlockZero();
@@ -35,16 +37,16 @@ BlowBotl :: BlowBotl()
maxPressure_ = (StkFloat) 0.0;
}
BlowBotl :: ~BlowBotl()
BlowBotl :: ~BlowBotl( void )
{
}
void BlowBotl :: clear()
void BlowBotl :: clear( void )
{
resonator_.clear();
}
void BlowBotl :: setFrequency(StkFloat frequency)
void BlowBotl :: setFrequency( StkFloat frequency )
{
StkFloat freakency = frequency;
if ( frequency <= 0.0 ) {
@@ -56,20 +58,20 @@ void BlowBotl :: setFrequency(StkFloat frequency)
resonator_.setResonance( freakency, __BOTTLE_RADIUS_, true );
}
void BlowBotl :: startBlowing(StkFloat amplitude, StkFloat rate)
void BlowBotl :: startBlowing( StkFloat amplitude, StkFloat rate )
{
adsr_.setAttackRate(rate);
maxPressure_ = amplitude;
adsr_.keyOn();
}
void BlowBotl :: stopBlowing(StkFloat rate)
void BlowBotl :: stopBlowing( StkFloat rate )
{
adsr_.setReleaseRate(rate);
adsr_.keyOff();
}
void BlowBotl :: noteOn(StkFloat frequency, StkFloat amplitude)
void BlowBotl :: noteOn( StkFloat frequency, StkFloat amplitude )
{
this->setFrequency(frequency);
startBlowing( 1.1 + (amplitude * 0.20), amplitude * 0.02);
@@ -81,7 +83,7 @@ void BlowBotl :: noteOn(StkFloat frequency, StkFloat amplitude)
#endif
}
void BlowBotl :: noteOff(StkFloat amplitude)
void BlowBotl :: noteOff( StkFloat amplitude )
{
this->stopBlowing(amplitude * 0.02);
@@ -91,29 +93,7 @@ void BlowBotl :: noteOff(StkFloat amplitude)
#endif
}
StkFloat BlowBotl :: computeSample()
{
StkFloat breathPressure;
StkFloat randPressure;
StkFloat pressureDiff;
// Calculate the breath pressure (envelope + vibrato)
breathPressure = maxPressure_ * adsr_.tick();
breathPressure += vibratoGain_ * vibrato_.tick();
pressureDiff = breathPressure - resonator_.lastOut();
randPressure = noiseGain_ * noise_.tick();
randPressure *= breathPressure;
randPressure *= (1.0 + pressureDiff);
resonator_.tick( breathPressure + randPressure - ( jetTable_.tick( pressureDiff ) * pressureDiff ) );
lastOutput_ = 0.2 * outputGain_ * dcBlock_.tick( pressureDiff );
return lastOutput_;
}
void BlowBotl :: controlChange(int number, StkFloat value)
void BlowBotl :: controlChange( int number, StkFloat value )
{
StkFloat norm = value * ONE_OVER_128;
if ( norm < 0 ) {
@@ -145,3 +125,5 @@ void BlowBotl :: controlChange(int number, StkFloat value)
handleError( StkError::DEBUG_WARNING );
#endif
}
} // stk namespace