Remove unused multiplier

Audio.h

@@ -45,7 +45,6 @@
 #define AudioNoInterrupts() (NVIC_DISABLE_IRQ(IRQ_SOFTWARE))
 #define AudioInterrupts()   (NVIC_ENABLE_IRQ(IRQ_SOFTWARE))
 
-
 // include all the library headers, so a sketch can use a single
 // #include <Audio.h> to get the whole library
 //
@@ -81,11 +80,8 @@
 #include "synth_dc.h"
 #include "synth_whitenoise.h"
 #include "synth_pinknoise.h"
-#include "multiplier.h"
 
 // TODO: more audio processing objects....
-//  sine wave with frequency modulation (phase)
 //  waveforms with bandwidth limited tables for synth
-//  envelope: attack-decay-sustain-release, maybe other more complex?
 
 #endif

effect_delay.cpp

@@ -133,15 +133,3 @@ void AudioEffectDelay::update(void)
 }
 
 
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multiplier.cpp

@@ -1,58 +0,0 @@
-/* Audio Library for Teensy 3.X
- * Copyright (c) 2014, Paul Stoffregen, paul@pjrc.com
- * rheslip - modified Paul's mixer code to prduce a multiplier
- * Development of this audio library was funded by PJRC.COM, LLC by sales of
- * Teensy and Audio Adaptor boards.  Please support PJRC's efforts to develop
- * open source software by purchasing Teensy or other PJRC products.
- *
- * Permission is hereby granted, free of charge, to any person obtaining a copy
- * of this software and associated documentation files (the "Software"), to deal
- * in the Software without restriction, including without limitation the rights
- * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
- * copies of the Software, and to permit persons to whom the Software is
- * furnished to do so, subject to the following conditions:
- *
- * The above copyright notice, development funding notice, and this permission
- * notice shall be included in all copies or substantial portions of the Software.
- *
- * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
- * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
- * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
- * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
- * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
- * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
- * THE SOFTWARE.
- */
-
-#include "multiplier.h"
-
-// Multiply two inputs
-void AudioMultiplier2::update(void)
-{
-  audio_block_t *in, *out=NULL;
-  unsigned int i;
-
-  if (!out) {
-    out = receiveWritable(0); // first input - we'll use it as the output too
-    if (out) {
-      in = receiveReadOnly(1); // second input
-      if (in) {
-        int16_t * input1 = (int16_t *)out->data;
-        const int16_t * input2 = (int16_t *)in->data;
-        for (i=0; i < AUDIO_BLOCK_SAMPLES; ++i) {
-          int32_t tmp =*input1 * *input2++;
-//PAH change the scale to 15
-          *input1++= (int16_t)(tmp>>15);
-        }
-        release(in);
-      }
-    }
-  } 
-  if (out) {
-    transmit(out);
-    release(out);
-  }
-}
-
-
-

multiplier.h

@@ -1,54 +0,0 @@
-/* Audio Library for Teensy 3.X
- * Copyright (c) 2014, Paul Stoffregen, paul@pjrc.com
- *
- * Development of this audio library was funded by PJRC.COM, LLC by sales of
- * Teensy and Audio Adaptor boards.  Please support PJRC's efforts to develop
- * open source software by purchasing Teensy or other PJRC products.
- *
- * Permission is hereby granted, free of charge, to any person obtaining a copy
- * of this software and associated documentation files (the "Software"), to deal
- * in the Software without restriction, including without limitation the rights
- * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
- * copies of the Software, and to permit persons to whom the Software is
- * furnished to do so, subject to the following conditions:
- *
- * The above copyright notice, development funding notice, and this permission
- * notice shall be included in all copies or substantial portions of the Software.
- *
- * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
- * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
- * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
- * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
- * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
- * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
- * THE SOFTWARE.
- */
-
-#ifndef multiplier_h_
-#define multiplier_h_
-
-#include "AudioStream.h"
-
-class AudioMultiplier2 : 
-public AudioStream
-{
-public:
-  AudioMultiplier2(void) : 
-  AudioStream(2, inputQueueArray) {
-    //		for (int i=0; i<2; i++) multiplier[i] = 65536;
-  }
-  virtual void update(void);
-  /*	void gain(unsigned int channel, float gain) {
-   		if (channel >= 4) return;
-   		if (gain > 32767.0f) gain = 32767.0f;
-   		else if (gain < 0.0f) gain = 0.0f;
-   		multiplier[channel] = gain * 65536.0f; // TODO: proper roundoff?
-   	}
-   	*/
-private:
-  //	int32_t multiplier[2];
-  audio_block_t *inputQueueArray[2];
-};
-
-#endif
-