SndAudioProcessorFlanger.h

//
//  SndAudioProcessorFlanger.h
//  SndKit
//
//  Flanger / bi-Choruser
//
//  Created by SKoT McDonald on Mon Dec 17 2001.
//
//  Based on the 1997 C++ Vellocet VFlanger Cubase VST plugin by
//  Vellocet / SKoT McDonald <skot@vellocet.com>
//  http://www.vellocet.com
//  (c) All rights reserved.
//

#import <Foundation/Foundation.h>

#ifndef __SNDKIT_SNDAUDIOPROCESSORFLANGER_H__
#define __SNDKIT_SNDAUDIOPROCESSORFLANGER_H__

#import "SndAudioProcessor.h"

enum {
  flanger_kRate      = 0,
  flanger_kMin       = 1,
  flanger_kMax       = 2,
  flanger_kSwap      = 3,
  flanger_kPhase     = 4,
  flanger_kFeedback  = 5,
  flanger_kNumParams = 6
};


@interface SndAudioProcessorFlanger : SndAudioProcessor {
  float  fRate;
  float  fMax;
  float  fMin;
  float  fSwapStereo;
  float  fPhaseDiff;
  float  fFeedback;

  @private
  float* m_pfBuff;
  long   m_liBuffSize;
  long   m_liPtr;
  float  m_fOsc;
  float  m_oscSign;
  float  m_fOscStep;
  float  m_fTargetMax;
  float  m_fTargetMin;
  float  m_fParamChangeRate;  
}

- (void) processReplacing_core_inL: (float*) inL   inR: (float*) inR
                              outL: (float*) outL outR: (float*) outR
                       sampleCount: (long) sampleCount step: (int) step;
- (void) setToDefault;
- (void) setRate: (const float) f;
- (void) setMin: (const float) f;
- (void) setMax: (const float) f;
- (void) setSwap: (const float) f;
- (void) setPhase: (const float) f;
- (void) setFeedback: (const float) f;
- (float) rate;
- (float) min;
- (float) max;
- (float) swap;
- (float) phase;
- (float) feedback;

@end


#endif

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