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336 lines
14 KiB
C++
Executable file
336 lines
14 KiB
C++
Executable file
/*
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* File: EveryConsole.cpp
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*
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* Version: 1.0
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*
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* Created: 7/24/23
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*
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* Copyright: Copyright © 2023 Airwindows, Airwindows uses the MIT license
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*
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* Disclaimer: IMPORTANT: This Apple software is supplied to you by Apple Computer, Inc. ("Apple") in
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* consideration of your agreement to the following terms, and your use, installation, modification
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* or redistribution of this Apple software constitutes acceptance of these terms. If you do
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* not agree with these terms, please do not use, install, modify or redistribute this Apple
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* software.
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*
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* In consideration of your agreement to abide by the following terms, and subject to these terms,
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* Apple grants you a personal, non-exclusive license, under Apple's copyrights in this
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* original Apple software (the "Apple Software"), to use, reproduce, modify and redistribute the
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* Apple Software, with or without modifications, in source and/or binary forms; provided that if you
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* redistribute the Apple Software in its entirety and without modifications, you must retain this
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* notice and the following text and disclaimers in all such redistributions of the Apple Software.
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* Neither the name, trademarks, service marks or logos of Apple Computer, Inc. may be used to
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* endorse or promote products derived from the Apple Software without specific prior written
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* permission from Apple. Except as expressly stated in this notice, no other rights or
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* licenses, express or implied, are granted by Apple herein, including but not limited to any
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* patent rights that may be infringed by your derivative works or by other works in which the
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* Apple Software may be incorporated.
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*
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* The Apple Software is provided by Apple on an "AS IS" basis. APPLE MAKES NO WARRANTIES, EXPRESS OR
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* IMPLIED, INCLUDING WITHOUT LIMITATION THE IMPLIED WARRANTIES OF NON-INFRINGEMENT, MERCHANTABILITY
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* AND FITNESS FOR A PARTICULAR PURPOSE, REGARDING THE APPLE SOFTWARE OR ITS USE AND OPERATION ALONE
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* OR IN COMBINATION WITH YOUR PRODUCTS.
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*
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* IN NO EVENT SHALL APPLE BE LIABLE FOR ANY SPECIAL, INDIRECT, INCIDENTAL OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
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* OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) ARISING IN ANY WAY OUT OF THE USE,
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* REPRODUCTION, MODIFICATION AND/OR DISTRIBUTION OF THE APPLE SOFTWARE, HOWEVER CAUSED AND WHETHER
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* UNDER THEORY OF CONTRACT, TORT (INCLUDING NEGLIGENCE), STRICT LIABILITY OR OTHERWISE, EVEN
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* IF APPLE HAS BEEN ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*
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*/
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/*=============================================================================
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EveryConsole.cpp
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=============================================================================*/
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#include "EveryConsole.h"
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//~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
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COMPONENT_ENTRY(EveryConsole)
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//~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
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// EveryConsole::EveryConsole
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//~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
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EveryConsole::EveryConsole(AudioUnit component)
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: AUEffectBase(component)
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{
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CreateElements();
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Globals()->UseIndexedParameters(kNumberOfParameters);
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SetParameter(kParam_One, kDefaultValue_ParamOne );
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SetParameter(kParam_Two, kDefaultValue_ParamTwo );
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SetParameter(kParam_Three, kDefaultValue_ParamThree );
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#if AU_DEBUG_DISPATCHER
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mDebugDispatcher = new AUDebugDispatcher (this);
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#endif
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}
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//~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
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// EveryConsole::GetParameterValueStrings
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//~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
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ComponentResult EveryConsole::GetParameterValueStrings(AudioUnitScope inScope,
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AudioUnitParameterID inParameterID,
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CFArrayRef * outStrings)
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{
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if ((inScope == kAudioUnitScope_Global) && (inParameterID == kParam_One)) //ID must be actual name of parameter identifier, not number
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{
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if (outStrings == NULL) return noErr;
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CFStringRef strings [] =
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{
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kMenuItem_RC,
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kMenuItem_RB,
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kMenuItem_SC,
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kMenuItem_SB,
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kMenuItem_6C,
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kMenuItem_6B,
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kMenuItem_7C,
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kMenuItem_7B,
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kMenuItem_BC,
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kMenuItem_BB,
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kMenuItem_ZC,
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kMenuItem_ZB,
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};
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*outStrings = CFArrayCreate (
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NULL,
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(const void **) strings,
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(sizeof (strings) / sizeof (strings [0])),
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NULL
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);
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return noErr;
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}
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return kAudioUnitErr_InvalidProperty;
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}
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//~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
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// EveryConsole::GetParameterInfo
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//~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
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ComponentResult EveryConsole::GetParameterInfo(AudioUnitScope inScope,
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AudioUnitParameterID inParameterID,
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AudioUnitParameterInfo &outParameterInfo )
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{
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ComponentResult result = noErr;
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outParameterInfo.flags = kAudioUnitParameterFlag_IsWritable
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| kAudioUnitParameterFlag_IsReadable;
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if (inScope == kAudioUnitScope_Global) {
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switch(inParameterID)
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{
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case kParam_One:
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AUBase::FillInParameterName (outParameterInfo, kParameterOneName, false);
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outParameterInfo.unit = kAudioUnitParameterUnit_Indexed;
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outParameterInfo.minValue = kRC;
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outParameterInfo.maxValue = kZB;
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outParameterInfo.defaultValue = kDefaultValue_ParamOne;
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break;
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case kParam_Two:
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AUBase::FillInParameterName (outParameterInfo, kParameterTwoName, false);
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outParameterInfo.unit = kAudioUnitParameterUnit_Generic;
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outParameterInfo.minValue = 0.0;
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outParameterInfo.maxValue = 2.0;
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outParameterInfo.defaultValue = kDefaultValue_ParamTwo;
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break;
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case kParam_Three:
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AUBase::FillInParameterName (outParameterInfo, kParameterThreeName, false);
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outParameterInfo.unit = kAudioUnitParameterUnit_Generic;
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outParameterInfo.minValue = 0.0;
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outParameterInfo.maxValue = 2.0;
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outParameterInfo.defaultValue = kDefaultValue_ParamThree;
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break;
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default:
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result = kAudioUnitErr_InvalidParameter;
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break;
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}
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} else {
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result = kAudioUnitErr_InvalidParameter;
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}
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return result;
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}
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//~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
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// EveryConsole::GetPropertyInfo
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//~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
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ComponentResult EveryConsole::GetPropertyInfo (AudioUnitPropertyID inID,
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AudioUnitScope inScope,
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AudioUnitElement inElement,
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UInt32 & outDataSize,
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Boolean & outWritable)
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{
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return AUEffectBase::GetPropertyInfo (inID, inScope, inElement, outDataSize, outWritable);
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}
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//~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
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// EveryConsole::GetProperty
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//~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
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ComponentResult EveryConsole::GetProperty( AudioUnitPropertyID inID,
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AudioUnitScope inScope,
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AudioUnitElement inElement,
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void * outData )
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{
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return AUEffectBase::GetProperty (inID, inScope, inElement, outData);
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}
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// EveryConsole::Initialize
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//~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
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ComponentResult EveryConsole::Initialize()
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{
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ComponentResult result = AUEffectBase::Initialize();
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if (result == noErr)
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Reset(kAudioUnitScope_Global, 0);
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return result;
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}
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#pragma mark ____EveryConsoleEffectKernel
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//~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
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// EveryConsole::EveryConsoleKernel::Reset()
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//~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
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void EveryConsole::EveryConsoleKernel::Reset()
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{
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fpd = 1.0; while (fpd < 16386) fpd = rand()*UINT32_MAX;
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}
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//~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
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// EveryConsole::EveryConsoleKernel::Process
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//~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
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void EveryConsole::EveryConsoleKernel::Process( const Float32 *inSourceP,
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Float32 *inDestP,
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UInt32 inFramesToProcess,
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UInt32 inNumChannels,
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bool &ioSilence )
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{
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UInt32 nSampleFrames = inFramesToProcess;
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const Float32 *sourceP = inSourceP;
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Float32 *destP = inDestP;
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double half = 0.0;
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double falf = 0.0;
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int console = (int) GetParameter( kParam_One );
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Float64 inTrim = GetParameter( kParam_Two ); //0-2
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Float64 outTrim = GetParameter( kParam_Three );
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while (nSampleFrames-- > 0) {
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double inputSample = *sourceP;
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if (fabs(inputSample)<1.18e-23) inputSample = fpd * 1.18e-17;
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if (inTrim != 1.0) {
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inputSample *= inTrim;
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}
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switch (console)
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{
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case kRC:
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half = inputSample * 0.83;
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falf = fabs(half);
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half *= falf;
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half *= falf;
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inputSample -= half;
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break; //original ConsoleChannel, before sin/asin
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case kRB:
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half = inputSample * 0.885;
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falf = fabs(half);
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half *= falf;
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half *= falf;
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inputSample += half;
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break; //original ConsoleBuss, before sin/asin
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case kSC:
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if (inputSample > M_PI_2) inputSample = M_PI_2;
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if (inputSample < -M_PI_2) inputSample = -M_PI_2;
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//clip to max sine without any wavefolding
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inputSample = sin(inputSample);
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break; //sin() function ConsoleChannel
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case kSB:
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if (inputSample > 1.0) inputSample = 1.0;
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if (inputSample < -1.0) inputSample = -1.0;
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//without this, you can get a NaN condition where it spits out DC offset at full blast!
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inputSample = asin(inputSample);
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break; //sin() function ConsoleBuss
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case k6C:
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//encode/decode courtesy of torridgristle under the MIT license
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if (inputSample > 1.0) inputSample= 1.0;
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else if (inputSample > 0.0) inputSample = 1.0 - pow(1.0-inputSample,2.0);
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if (inputSample < -1.0) inputSample = -1.0;
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else if (inputSample < 0.0) inputSample = -1.0 + pow(1.0+inputSample,2.0);
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//Inverse Square 1-(1-x)^2 and 1-(1-x)^0.5 for Console6Channel
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break; //crude sine. Note that because modern processors love math more than extra variables, this is optimized
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case k6B:
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//encode/decode courtesy of torridgristle under the MIT license
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if (inputSample > 1.0) inputSample= 1.0;
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else if (inputSample > 0.0) inputSample = 1.0 - pow(1.0-inputSample,0.5);
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if (inputSample < -1.0) inputSample = -1.0;
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else if (inputSample < 0.0) inputSample = -1.0 + pow(1.0+inputSample,0.5);
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//Inverse Square 1-(1-x)^2 and 1-(1-x)^0.5 for Console6Buss
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break; //crude arcsine. Note that because modern processors love math more than extra variables, this is optimized
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case k7C:
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if (inputSample > 1.097) inputSample = 1.097;
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if (inputSample < -1.097) inputSample = -1.097;
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inputSample = ((sin(inputSample*fabs(inputSample))/((fabs(inputSample) == 0.0) ?1:fabs(inputSample)))*0.8)+(sin(inputSample)*0.2);
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//this is a version of Spiral blended 80/20 with regular Density.
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//It's blending between two different harmonics in the overtones of the algorithm
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break; //Console7Channel
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case k7B:
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if (inputSample > 1.0) inputSample = 1.0;
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if (inputSample < -1.0) inputSample = -1.0;
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inputSample = ((asin(inputSample*fabs(inputSample))/((fabs(inputSample) == 0.0) ?1:fabs(inputSample)))*0.618033988749894848204586)+(asin(inputSample)*0.381966011250105);
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//this is an asin version of Spiral blended with regular asin ConsoleBuss.
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//It's blending between two different harmonics in the overtones of the algorithm.
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break; //Console7Buss
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case kBC:
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inputSample += ((pow(inputSample,5)/128.0) + (pow(inputSample,9)/262144.0)) - ((pow(inputSample,3)/8.0) + (pow(inputSample,7)/4096.0));
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break; //crude sine. Note that because modern processors love math more than extra variables, this is optimized
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case kBB:
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inputSample += (pow(inputSample,3)/4.0)+(pow(inputSample,5)/8.0)+(pow(inputSample,7)/16.0)+(pow(inputSample,9)/32.0);
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break; //crude arcsine. Note that because modern processors love math more than extra variables, this is optimized
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case kZC:
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if (inputSample > 1.4137166941154) inputSample = 1.4137166941154;
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if (inputSample < -1.4137166941154) inputSample = -1.4137166941154;
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if (inputSample > 0.0) inputSample = (inputSample/2.0)*(2.8274333882308-inputSample);
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else inputSample = -(inputSample/-2.0)*(2.8274333882308+inputSample);
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break; //ConsoleZeroChannel
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case kZB:
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if (inputSample > 2.8) inputSample = 2.8;
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if (inputSample < -2.8) inputSample = -2.8;
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if (inputSample > 0.0) inputSample = (inputSample*2.0)/(3.0-inputSample);
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else inputSample = -(inputSample*-2.0)/(3.0+inputSample);
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break; //ConsoleZeroBuss
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}
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if (outTrim != 1.0) {
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inputSample *= outTrim;
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}
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//begin 32 bit floating point dither
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int expon; frexpf((float)inputSample, &expon);
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fpd ^= fpd << 13; fpd ^= fpd >> 17; fpd ^= fpd << 5;
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inputSample += ((double(fpd)-uint32_t(0x7fffffff)) * 5.5e-36l * pow(2,expon+62));
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//end 32 bit floating point dither
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*destP = inputSample;
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sourceP += inNumChannels; destP += inNumChannels;
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}
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}
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