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Diffstat (limited to 'plugins/MacAU/Focus/Focus.cpp')
| -rwxr-xr-x | plugins/MacAU/Focus/Focus.cpp | 321 |
1 files changed, 321 insertions, 0 deletions
diff --git a/plugins/MacAU/Focus/Focus.cpp b/plugins/MacAU/Focus/Focus.cpp new file mode 100755 index 0000000..0f33646 --- /dev/null +++ b/plugins/MacAU/Focus/Focus.cpp @@ -0,0 +1,321 @@ +/* +* File: Focus.cpp +* +* Version: 1.0 +* +* Created: 12/8/19 +* +* Copyright: Copyright © 2019 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. +* +*/ +/*============================================================================= + Focus.cpp + +=============================================================================*/ +#include "Focus.h" + + +//~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ + +COMPONENT_ENTRY(Focus) + + +//~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ +// Focus::Focus +//~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ +Focus::Focus(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 ); + SetParameter(kParam_Five, kDefaultValue_ParamFive ); + +#if AU_DEBUG_DISPATCHER + mDebugDispatcher = new AUDebugDispatcher (this); +#endif + +} + + +//~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ +// Focus::GetParameterValueStrings +//~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ +ComponentResult Focus::GetParameterValueStrings(AudioUnitScope inScope, + AudioUnitParameterID inParameterID, + CFArrayRef * outStrings) +{ + if ((inScope == kAudioUnitScope_Global) && (inParameterID == kParam_Three)) //ID must be actual name of parameter identifier, not number + { + if (outStrings == NULL) return noErr; + CFStringRef strings [] = + { + kMenuItem_DENSITY, + kMenuItem_DRIVE, + kMenuItem_SPIRAL, + kMenuItem_MOJO, + kMenuItem_DYNO, + }; + *outStrings = CFArrayCreate ( + NULL, + (const void **) strings, + (sizeof (strings) / sizeof (strings [0])), + NULL + ); + return noErr; + } + return kAudioUnitErr_InvalidProperty; +} + + + +//~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ +// Focus::GetParameterInfo +//~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ +ComponentResult Focus::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 = 12.0; + 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_Indexed; + outParameterInfo.minValue = kDENSITY; + outParameterInfo.maxValue = kDYNO; + outParameterInfo.defaultValue = kDefaultValue_ParamThree; + break; + case kParam_Four: + AUBase::FillInParameterName (outParameterInfo, kParameterFourName, false); + outParameterInfo.unit = kAudioUnitParameterUnit_Generic; + outParameterInfo.minValue = 0.0; + outParameterInfo.maxValue = 1.0; + outParameterInfo.defaultValue = kDefaultValue_ParamFour; + break; + case kParam_Five: + AUBase::FillInParameterName (outParameterInfo, kParameterFiveName, false); + outParameterInfo.unit = kAudioUnitParameterUnit_Generic; + outParameterInfo.minValue = 0.0; + outParameterInfo.maxValue = 1.0; + outParameterInfo.defaultValue = kDefaultValue_ParamFive; + break; + default: + result = kAudioUnitErr_InvalidParameter; + break; + } + } else { + result = kAudioUnitErr_InvalidParameter; + } + + + + return result; +} + +//~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ +// Focus::GetPropertyInfo +//~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ +ComponentResult Focus::GetPropertyInfo (AudioUnitPropertyID inID, + AudioUnitScope inScope, + AudioUnitElement inElement, + UInt32 & outDataSize, + Boolean & outWritable) +{ + return AUEffectBase::GetPropertyInfo (inID, inScope, inElement, outDataSize, outWritable); +} + +//~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ +// Focus::GetProperty +//~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ +ComponentResult Focus::GetProperty( AudioUnitPropertyID inID, + AudioUnitScope inScope, + AudioUnitElement inElement, + void * outData ) +{ + return AUEffectBase::GetProperty (inID, inScope, inElement, outData); +} + +// Focus::Initialize +//~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ +ComponentResult Focus::Initialize() +{ + ComponentResult result = AUEffectBase::Initialize(); + if (result == noErr) + Reset(kAudioUnitScope_Global, 0); + return result; +} + +#pragma mark ____FocusEffectKernel + + + +//~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ +// Focus::FocusKernel::Reset() +//~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ +void Focus::FocusKernel::Reset() +{ + for (int x = 0; x < 9; x++) {figure[x] = 0.0;} + fpd = 17; +} + +//~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ +// Focus::FocusKernel::Process +//~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ +void Focus::FocusKernel::Process( const Float32 *inSourceP, + Float32 *inDestP, + UInt32 inFramesToProcess, + UInt32 inNumChannels, + bool &ioSilence ) +{ + UInt32 nSampleFrames = inFramesToProcess; + const Float32 *sourceP = inSourceP; + Float32 *destP = inDestP; + + //[0] is frequency: 0.000001 to 0.499999 is near-zero to near-Nyquist + //[1] is resonance, 0.7071 is Butterworth. Also can't be zero + Float64 boost = pow(10.0,GetParameter( kParam_One )/20.0); + figure[0] = 3515.775/GetSampleRate(); //fixed frequency, 3.515775k + figure[1] = pow(pow(GetParameter( kParam_Two ),3)*2,2)+0.0001; //resonance + int mode = (int) GetParameter( kParam_Three ); + Float64 output = GetParameter( kParam_Four ); + Float64 wet = GetParameter( kParam_Five ); + + + double K = tan(M_PI * figure[0]); + double norm = 1.0 / (1.0 + K / figure[1] + K * K); + figure[2] = K / figure[1] * norm; + figure[4] = -figure[2]; + figure[5] = 2.0 * (K * K - 1.0) * norm; + figure[6] = (1.0 - K / figure[1] + K * K) * norm; + + while (nSampleFrames-- > 0) { + long double inputSample = *sourceP; + if (fabs(inputSample)<1.18e-37) inputSample = fpd * 1.18e-37; + long double drySample = inputSample; + + + inputSample = sin(inputSample); + //encode Console5: good cleanness + + long double tempSample = (inputSample * figure[2]) + figure[7]; + figure[7] = -(tempSample * figure[5]) + figure[8]; + figure[8] = (inputSample * figure[4]) - (tempSample * figure[6]); + inputSample = tempSample; + if (inputSample > 1.0) inputSample = 1.0; + if (inputSample < -1.0) inputSample = -1.0; + //without this, you can get a NaN condition where it spits out DC offset at full blast! + inputSample = asin(inputSample); + //decode Console5 + + long double groundSample = drySample - inputSample; //set up UnBox + inputSample *= boost; //now, focussed area gets cranked before distort + + switch (mode) + { + case 0: //Density + if (inputSample > 1.570796326794897) inputSample = 1.570796326794897; + if (inputSample < -1.570796326794897) inputSample = -1.570796326794897; + //clip to 1.570796326794897 to reach maximum output + inputSample = sin(inputSample); + break; + case 1: //Drive + if (inputSample > 1.0) inputSample = 1.0; + if (inputSample < -1.0) inputSample = -1.0; + inputSample -= (inputSample * (fabs(inputSample) * 0.6) * (fabs(inputSample) * 0.6)); + inputSample *= 1.6; + break; + case 2: //Spiral + if (inputSample > 1.2533141373155) inputSample = 1.2533141373155; + if (inputSample < -1.2533141373155) inputSample = -1.2533141373155; + //clip to 1.2533141373155 to reach maximum output + inputSample = sin(inputSample * fabs(inputSample)) / ((inputSample == 0.0) ?1:fabs(inputSample)); + break; + case 3: //Mojo + long double mojo; mojo = pow(fabs(inputSample),0.25); + if (mojo > 0.0) inputSample = (sin(inputSample * mojo * M_PI * 0.5) / mojo) * 0.987654321; + //mojo is the one that flattens WAAAAY out very softly before wavefolding + break; + case 4: //Dyno + long double dyno; dyno = pow(fabs(inputSample),4); + if (dyno > 0.0) inputSample = (sin(inputSample * dyno) / dyno) * 1.1654321; + //dyno is the one that tries to raise peak energy + break; + } + + if (output != 1.0) { + inputSample *= output; + } + + inputSample += groundSample; //effectively UnBox + + if (wet !=1.0) { + inputSample = (inputSample * wet) + (drySample * (1.0-wet)); + } + //Dry/Wet control, defaults to the last slider + + //begin 32 bit floating point dither + int expon; frexpf((float)inputSample, &expon); + fpd ^= fpd << 13; fpd ^= fpd >> 17; fpd ^= fpd << 5; + inputSample += ((double(fpd)-uint32_t(0x7fffffff)) * 5.5e-36l * pow(2,expon+62)); + //end 32 bit floating point dither + + *destP = inputSample; + + sourceP += inNumChannels; destP += inNumChannels; + } +} + |