Updates (in case my plane crashes)

1 files changed, 501 insertions, 0 deletions

diff --git a/plugins/MacAU/ADClip7/ADClip7.cpp b/plugins/MacAU/ADClip7/ADClip7.cpp
new file mode 100755
index 0000000..688c254
--- /dev/null
+++ b/plugins/MacAU/ADClip7/ADClip7.cpp
@@ -0,0 +1,501 @@
+/*
+*	File:		ADClip7.cpp
+*	
+*	Version:	1.0
+* 
+*	Created:	8/2/17
+*	
+*	Copyright:  Copyright © 2017 Airwindows, All Rights Reserved
+* 
+*	Disclaimer:	IMPORTANT:  This Apple software is supplied to you by Apple Computer, Inc. ("Apple") in 
+*				consideration of your agreement to the following terms, and your use, installation, modification 
+*				or redistribution of this Apple software constitutes acceptance of these terms.  If you do 
+*				not agree with these terms, please do not use, install, modify or redistribute this Apple 
+*				software.
+*
+*				In consideration of your agreement to abide by the following terms, and subject to these terms, 
+*				Apple grants you a personal, non-exclusive license, under Apple's copyrights in this 
+*				original Apple software (the "Apple Software"), to use, reproduce, modify and redistribute the 
+*				Apple Software, with or without modifications, in source and/or binary forms; provided that if you 
+*				redistribute the Apple Software in its entirety and without modifications, you must retain this 
+*				notice and the following text and disclaimers in all such redistributions of the Apple Software. 
+*				Neither the name, trademarks, service marks or logos of Apple Computer, Inc. may be used to 
+*				endorse or promote products derived from the Apple Software without specific prior written 
+*				permission from Apple.  Except as expressly stated in this notice, no other rights or 
+*				licenses, express or implied, are granted by Apple herein, including but not limited to any 
+*				patent rights that may be infringed by your derivative works or by other works in which the 
+*				Apple Software may be incorporated.
+*
+*				The Apple Software is provided by Apple on an "AS IS" basis.  APPLE MAKES NO WARRANTIES, EXPRESS OR 
+*				IMPLIED, INCLUDING WITHOUT LIMITATION THE IMPLIED WARRANTIES OF NON-INFRINGEMENT, MERCHANTABILITY 
+*				AND FITNESS FOR A PARTICULAR PURPOSE, REGARDING THE APPLE SOFTWARE OR ITS USE AND OPERATION ALONE 
+*				OR IN COMBINATION WITH YOUR PRODUCTS.
+*
+*				IN NO EVENT SHALL APPLE BE LIABLE FOR ANY SPECIAL, INDIRECT, INCIDENTAL OR CONSEQUENTIAL 
+*				DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS 
+*				OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) ARISING IN ANY WAY OUT OF THE USE, 
+*				REPRODUCTION, MODIFICATION AND/OR DISTRIBUTION OF THE APPLE SOFTWARE, HOWEVER CAUSED AND WHETHER 
+*				UNDER THEORY OF CONTRACT, TORT (INCLUDING NEGLIGENCE), STRICT LIABILITY OR OTHERWISE, EVEN 
+*				IF APPLE HAS BEEN ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+*
+*/
+/*=============================================================================
+	ADClip7.cpp
+	
+=============================================================================*/
+#include "ADClip7.h"
+
+
+//~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
+
+COMPONENT_ENTRY(ADClip7)
+
+
+//~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
+//	ADClip7::ADClip7
+//~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
+ADClip7::ADClip7(AudioUnit component)
+	: AUEffectBase(component)
+{
+	CreateElements();
+	Globals()->UseIndexedParameters(kNumberOfParameters);
+	SetParameter(kParam_One, kDefaultValue_ParamOne );
+	SetParameter(kParam_Two, kDefaultValue_ParamTwo );
+	SetParameter(kParam_Three, kDefaultValue_ParamThree );
+	SetParameter(kParam_Four, kDefaultValue_ParamFour );
+         
+#if AU_DEBUG_DISPATCHER
+	mDebugDispatcher = new AUDebugDispatcher (this);
+#endif
+	
+}
+
+
+//~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
+//	ADClip7::GetParameterValueStrings
+//~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
+ComponentResult			ADClip7::GetParameterValueStrings(AudioUnitScope		inScope,
+                                                                AudioUnitParameterID	inParameterID,
+                                                                CFArrayRef *		outStrings)
+{
+    if ((inScope == kAudioUnitScope_Global) && (inParameterID == kParam_Four)) //ID must be actual name of parameter identifier, not number
+	{
+		if (outStrings == NULL) return noErr;
+		CFStringRef strings [] =
+		{
+			kMenuItem_Normal,
+			kMenuItem_Gain,
+			kMenuItem_Clip,
+		};
+		*outStrings = CFArrayCreate (
+									 NULL,
+									 (const void **) strings,
+									 (sizeof (strings) / sizeof (strings [0])),
+									 NULL
+									 );
+		return noErr;
+	}
+    return kAudioUnitErr_InvalidProperty;
+}
+
+
+
+//~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
+//	ADClip7::GetParameterInfo
+//~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
+ComponentResult			ADClip7::GetParameterInfo(AudioUnitScope		inScope,
+                                                        AudioUnitParameterID	inParameterID,
+                                                        AudioUnitParameterInfo	&outParameterInfo )
+{
+	ComponentResult result = noErr;
+
+	outParameterInfo.flags = 	kAudioUnitParameterFlag_IsWritable
+						|		kAudioUnitParameterFlag_IsReadable;
+    
+    if (inScope == kAudioUnitScope_Global) {
+        switch(inParameterID)
+        {
+            case kParam_One:
+                AUBase::FillInParameterName (outParameterInfo, kParameterOneName, false);
+				outParameterInfo.unit = kAudioUnitParameterUnit_Decibels;
+                outParameterInfo.minValue = 0.0;
+                outParameterInfo.maxValue = 18.0;
+                outParameterInfo.defaultValue = kDefaultValue_ParamOne;
+                break;
+            case kParam_Two:
+                AUBase::FillInParameterName (outParameterInfo, kParameterTwoName, false);
+                outParameterInfo.unit = kAudioUnitParameterUnit_Generic;
+                outParameterInfo.minValue = 0.0;
+                outParameterInfo.maxValue = 1.0;
+                outParameterInfo.defaultValue = kDefaultValue_ParamTwo;
+                break;
+            case kParam_Three:
+                AUBase::FillInParameterName (outParameterInfo, kParameterThreeName, false);
+                outParameterInfo.unit = kAudioUnitParameterUnit_Generic;
+                outParameterInfo.minValue = 0.0;
+                outParameterInfo.maxValue = 1.0;
+                outParameterInfo.defaultValue = kDefaultValue_ParamThree;
+                break;
+			case kParam_Four:
+                AUBase::FillInParameterName (outParameterInfo, kParameterFourName, false);
+                outParameterInfo.unit = kAudioUnitParameterUnit_Indexed;
+                outParameterInfo.minValue = kNormal;
+                outParameterInfo.maxValue = kClip;
+                outParameterInfo.defaultValue = kDefaultValue_ParamFour;
+                break;
+			default:
+                result = kAudioUnitErr_InvalidParameter;
+                break;
+		}
+	} else {
+        result = kAudioUnitErr_InvalidParameter;
+    }
+    
+
+
+	return result;
+}
+
+//~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
+//	ADClip7::GetPropertyInfo
+//~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
+ComponentResult			ADClip7::GetPropertyInfo (AudioUnitPropertyID	inID,
+                                                        AudioUnitScope		inScope,
+                                                        AudioUnitElement	inElement,
+                                                        UInt32 &		outDataSize,
+                                                        Boolean &		outWritable)
+{
+	return AUEffectBase::GetPropertyInfo (inID, inScope, inElement, outDataSize, outWritable);
+}
+
+//~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
+//	ADClip7::GetProperty
+//~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
+ComponentResult			ADClip7::GetProperty(	AudioUnitPropertyID inID,
+                                                        AudioUnitScope 		inScope,
+                                                        AudioUnitElement 	inElement,
+                                                        void *			outData )
+{
+	return AUEffectBase::GetProperty (inID, inScope, inElement, outData);
+}
+
+//	ADClip7::Initialize
+//~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
+ComponentResult ADClip7::Initialize()
+{
+    ComponentResult result = AUEffectBase::Initialize();
+    if (result == noErr)
+        Reset(kAudioUnitScope_Global, 0);
+    return result;
+}
+
+#pragma mark ____ADClip7EffectKernel
+
+
+
+//~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
+//	ADClip7::ADClip7Kernel::Reset()
+//~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
+void		ADClip7::ADClip7Kernel::Reset()
+{
+	lastSample = 0.0;
+	for(int count = 0; count < 22199; count++) {b[count] = 0;}
+	gcount = 0;
+	lows = 0;
+	refclip = 0.99;
+	iirLowsA = 0.0;
+	iirLowsB = 0.0;
+	fpNShapeA = 0.0;
+	fpNShapeB = 0.0;
+	fpFlip = true;
+}
+
+//~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
+//	ADClip7::ADClip7Kernel::Process
+//~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
+void		ADClip7::ADClip7Kernel::Process(	const Float32 	*inSourceP,
+                                                    Float32		 	*inDestP,
+                                                    UInt32 			inFramesToProcess,
+                                                    UInt32			inNumChannels, 
+                                                    bool			&ioSilence )
+{
+	UInt32 nSampleFrames = inFramesToProcess;
+	const Float32 *sourceP = inSourceP;
+	Float32 *destP = inDestP;
+	Float64 overallscale = 1.0;
+	overallscale /= 44100.0;
+	overallscale *= GetSampleRate();
+	Float32 fpTemp;
+	Float64 fpOld = 0.618033988749894848204586; //golden ratio!
+	Float64 fpNew = 1.0 - fpOld;
+	
+	Float64 inputGain = pow(10.0,(GetParameter( kParam_One ))/20.0);
+	Float64 softness = GetParameter( kParam_Two ) * fpNew;
+	Float64 hardness = 1.0 - softness;
+	Float64 highslift = 0.307 * GetParameter( kParam_Three );
+	Float64 adjust = pow(highslift,3) * 0.416;
+	Float64 subslift = 0.796 * GetParameter( kParam_Three );
+	Float64 calibsubs = subslift/53;
+	Float64 invcalibsubs = 1.0 - calibsubs;
+	Float64 subs = 0.81 + (calibsubs*2);
+	long double bridgerectifier;
+	int mode = (int) GetParameter( kParam_Four );
+	Float64 overshoot;
+	Float64 offsetH1 = 1.84;
+	offsetH1 *= overallscale;
+	Float64 offsetH2 = offsetH1 * 1.9;
+	Float64 offsetH3 = offsetH1 * 2.7;
+	Float64 offsetL1 = 612;
+	offsetL1 *= overallscale;
+	Float64 offsetL2 = offsetL1 * 2.0;
+	int refH1 = (int)floor(offsetH1);
+	int refH2 = (int)floor(offsetH2);
+	int refH3 = (int)floor(offsetH3);
+	int refL1 = (int)floor(offsetL1);
+	int refL2 = (int)floor(offsetL2);
+	int temp;
+	Float64 fractionH1 = offsetH1 - floor(offsetH1);
+	Float64 fractionH2 = offsetH2 - floor(offsetH2);
+	Float64 fractionH3 = offsetH3 - floor(offsetH3);
+	Float64 minusH1 = 1.0 - fractionH1;
+	Float64 minusH2 = 1.0 - fractionH2;
+	Float64 minusH3 = 1.0 - fractionH3;
+	Float64 highs = 0.0;
+	int count = 0;
+	long double inputSample;
+	
+	
+	while (nSampleFrames-- > 0) {
+		inputSample = *sourceP;
+		if (inputSample<1.2e-38 && -inputSample<1.2e-38) {
+			static int noisesource = 0;
+			//this declares a variable before anything else is compiled. It won't keep assigning
+			//it to 0 for every sample, it's as if the declaration doesn't exist in this context,
+			//but it lets me add this denormalization fix in a single place rather than updating
+			//it in three different locations. The variable isn't thread-safe but this is only
+			//a random seed and we can share it with whatever.
+			noisesource = noisesource % 1700021; noisesource++;
+			int residue = noisesource * noisesource;
+			residue = residue % 170003; residue *= residue;
+			residue = residue % 17011; residue *= residue;
+			residue = residue % 1709; residue *= residue;
+			residue = residue % 173; residue *= residue;
+			residue = residue % 17;
+			double applyresidue = residue;
+			applyresidue *= 0.00000001;
+			applyresidue *= 0.00000001;
+			inputSample = applyresidue;
+			//this denormalization routine produces a white noise at -300 dB which the noise
+			//shaping will interact with to produce a bipolar output, but the noise is actually
+			//all positive. That should stop any variables from going denormal, and the routine
+			//only kicks in if digital black is input. As a final touch, if you save to 24-bit
+			//the silence will return to being digital black again.
+		}
+		
+		if (inputGain != 1.0) {
+			inputSample *= inputGain;
+		}
+		
+		overshoot = fabs(inputSample) - refclip;
+		if (overshoot < 0.0) overshoot = 0.0;
+				
+		if (gcount < 0 || gcount > 11020) {gcount = 11020;}
+		count = gcount;
+		b[count+11020] = b[count] = overshoot;
+		gcount--;
+		
+		if (highslift > 0.0)
+		{
+			//we have a big pile of b[] which is overshoots
+			temp = count+refH3;
+			highs = -(b[temp] * minusH3); //less as value moves away from .0
+			highs -= b[temp+1]; //we can assume always using this in one way or another?
+			highs -= (b[temp+2] * fractionH3); //greater as value moves away from .0
+			highs += (((b[temp]-b[temp+1])-(b[temp+1]-b[temp+2]))/50); //interpolation hacks 'r us
+			highs *= adjust; //add in the kernel elements backwards saves multiplies
+			//stage 3 is a negative add
+			temp = count+refH2;
+			highs += (b[temp] * minusH2); //less as value moves away from .0
+			highs += b[temp+1]; //we can assume always using this in one way or another?
+			highs += (b[temp+2] * fractionH2); //greater as value moves away from .0
+			highs -= (((b[temp]-b[temp+1])-(b[temp+1]-b[temp+2]))/50); //interpolation hacks 'r us
+			highs *= adjust; //add in the kernel elements backwards saves multiplies
+			//stage 2 is a positive feedback of the overshoot
+			temp = count+refH1;
+			highs -= (b[temp] * minusH1); //less as value moves away from .0
+			highs -= b[temp+1]; //we can assume always using this in one way or another?
+			highs -= (b[temp+2] * fractionH1); //greater as value moves away from .0
+			highs += (((b[temp]-b[temp+1])-(b[temp+1]-b[temp+2]))/50); //interpolation hacks 'r us
+			highs *= adjust; //add in the kernel elements backwards saves multiplies
+			//stage 1 is a negative feedback of the overshoot
+			//done with interpolated mostly negative feedback of the overshoot
+		}
+		
+		bridgerectifier = sin(fabs(highs) * hardness);
+		//this will wrap around and is scaled back by softness
+		//wrap around is the same principle as Fracture: no top limit to sin()
+		if (highs > 0) highs = bridgerectifier;
+		else highs = -bridgerectifier;
+		
+		if (subslift > 0.0) 
+		{
+			lows *= subs;
+			//going in we'll reel back some of the swing
+			temp = count+refL1;
+			lows -= b[temp+127];
+			lows -= b[temp+113];
+			lows -= b[temp+109];
+			lows -= b[temp+107];
+			lows -= b[temp+103];
+			lows -= b[temp+101];
+			lows -= b[temp+97];
+			lows -= b[temp+89];
+			lows -= b[temp+83];
+			lows -= b[temp+79];
+			lows -= b[temp+73];
+			lows -= b[temp+71];
+			lows -= b[temp+67];
+			lows -= b[temp+61];
+			lows -= b[temp+59];
+			lows -= b[temp+53];
+			lows -= b[temp+47];
+			lows -= b[temp+43];
+			lows -= b[temp+41];
+			lows -= b[temp+37];
+			lows -= b[temp+31];
+			lows -= b[temp+29];
+			lows -= b[temp+23];
+			lows -= b[temp+19];
+			lows -= b[temp+17];
+			lows -= b[temp+13];
+			lows -= b[temp+11];
+			lows -= b[temp+7];
+			lows -= b[temp+5];
+			lows -= b[temp+3];
+			lows -= b[temp+2];
+			lows -= b[temp+1];
+			//initial negative lobe
+			lows *= subs;
+			lows *= subs;
+			//twice, to minimize the suckout in low boost situations
+			temp = count+refL2;
+			lows += b[temp+127];
+			lows += b[temp+113];
+			lows += b[temp+109];
+			lows += b[temp+107];
+			lows += b[temp+103];
+			lows += b[temp+101];
+			lows += b[temp+97];
+			lows += b[temp+89];
+			lows += b[temp+83];
+			lows += b[temp+79];
+			lows += b[temp+73];
+			lows += b[temp+71];
+			lows += b[temp+67];
+			lows += b[temp+61];
+			lows += b[temp+59];
+			lows += b[temp+53];
+			lows += b[temp+47];
+			lows += b[temp+43];
+			lows += b[temp+41];
+			lows += b[temp+37];
+			lows += b[temp+31];
+			lows += b[temp+29];
+			lows += b[temp+23];
+			lows += b[temp+19];
+			lows += b[temp+17];
+			lows += b[temp+13];
+			lows += b[temp+11];
+			lows += b[temp+7];
+			lows += b[temp+5];
+			lows += b[temp+3];
+			lows += b[temp+2];
+			lows += b[temp+1];
+			lows *= subs;
+			//followup positive lobe
+			//now we have the lows content to use
+		}
+		
+		bridgerectifier = sin(fabs(lows) * softness);
+		//this will wrap around and is scaled back by hardness: hard = less bass push, more treble
+		//wrap around is the same principle as Fracture: no top limit to sin()
+		if (lows > 0) lows = bridgerectifier;
+		else lows = -bridgerectifier;
+		
+		iirLowsA = (iirLowsA * invcalibsubs) + (lows * calibsubs);
+		lows = iirLowsA;
+		bridgerectifier = sin(fabs(lows));
+		if (lows > 0) lows = bridgerectifier;
+		else lows = -bridgerectifier;
+		
+		iirLowsB = (iirLowsB * invcalibsubs) + (lows * calibsubs);
+		lows = iirLowsB;
+		bridgerectifier = sin(fabs(lows)) * 2.0;
+		if (lows > 0) lows = bridgerectifier;
+		else lows = -bridgerectifier;
+		
+		if (highslift > 0.0) inputSample += (highs * (1.0-fabs(inputSample*hardness)));
+		if (subslift > 0.0) inputSample += (lows * (1.0-fabs(inputSample*softness)));
+		
+		if (inputSample > refclip && refclip > 0.9) refclip -= 0.01;
+		if (inputSample < -refclip && refclip > 0.9) refclip -= 0.01;
+		if (refclip < 0.99) refclip += 0.00001;
+		//adjust clip level on the fly
+		
+		if (lastSample >= refclip)
+		{
+			if (inputSample < refclip) lastSample = ((refclip*hardness) + (inputSample * softness));
+			else lastSample = refclip;
+		}
+		
+		if (lastSample <= -refclip)
+		{
+			if (inputSample > -refclip) lastSample = ((-refclip*hardness) + (inputSample * softness));
+			else lastSample = -refclip;
+		}
+		
+		if (inputSample > refclip)
+		{
+			if (lastSample < refclip) inputSample = ((refclip*hardness) + (lastSample * softness));
+			else inputSample = refclip;
+		}
+		
+		if (inputSample < -refclip)
+		{
+			if (lastSample > -refclip) inputSample = ((-refclip*hardness) + (lastSample * softness));
+			else inputSample = -refclip;
+		}
+		lastSample = inputSample;
+		
+		switch (mode)
+		{
+			case 1: break; //Normal
+			case 2: inputSample /= inputGain; break; //Gain Match
+			case 3: inputSample = overshoot + highs + lows; break; //Clip Only
+		}
+		//this is our output mode switch, showing the effects
+		
+		if (inputSample > refclip) inputSample = refclip;
+		if (inputSample < -refclip) inputSample = -refclip;
+		//final iron bar
+		
+		//noise shaping to 32-bit floating point
+		if (fpFlip) {
+			fpTemp = inputSample;
+			fpNShapeA = (fpNShapeA*fpOld)+((inputSample-fpTemp)*fpNew);
+			inputSample += fpNShapeA;
+		}
+		else {
+			fpTemp = inputSample;
+			fpNShapeB = (fpNShapeB*fpOld)+((inputSample-fpTemp)*fpNew);
+			inputSample += fpNShapeB;
+		}
+		fpFlip = not fpFlip;
+		//end noise shaping on 32 bit output
+				
+		*destP = inputSample;
+		
+		sourceP += inNumChannels; destP += inNumChannels;
+	}
+}
+