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author | Chris Johnson <jinx6568@sover.net> | 2018-10-22 18:04:06 -0400 |
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committer | Chris Johnson <jinx6568@sover.net> | 2018-10-22 18:04:06 -0400 |
commit | 633be2e22c6648c901f08f3b4cd4e8e14ea86443 (patch) | |
tree | 1e272c3d2b5bd29636b9f9f521af62734e4df012 /plugins/MacVST/Console5Channel/source | |
parent | 057757aa8eb0a463caf0cdfdb5894ac5f723ff3f (diff) | |
download | airwindows-lv2-port-633be2e22c6648c901f08f3b4cd4e8e14ea86443.tar.gz airwindows-lv2-port-633be2e22c6648c901f08f3b4cd4e8e14ea86443.tar.bz2 airwindows-lv2-port-633be2e22c6648c901f08f3b4cd4e8e14ea86443.zip |
Updates (in case my plane crashes)
Diffstat (limited to 'plugins/MacVST/Console5Channel/source')
3 files changed, 563 insertions, 0 deletions
diff --git a/plugins/MacVST/Console5Channel/source/Console5Channel.cpp b/plugins/MacVST/Console5Channel/source/Console5Channel.cpp new file mode 100755 index 0000000..9305bf4 --- /dev/null +++ b/plugins/MacVST/Console5Channel/source/Console5Channel.cpp @@ -0,0 +1,131 @@ +/* ======================================== + * Console5Channel - Console5Channel.h + * Copyright (c) 2016 airwindows, All rights reserved + * ======================================== */ + +#ifndef __Console5Channel_H +#include "Console5Channel.h" +#endif + +AudioEffect* createEffectInstance(audioMasterCallback audioMaster) {return new Console5Channel(audioMaster);} + +Console5Channel::Console5Channel(audioMasterCallback audioMaster) : + AudioEffectX(audioMaster, kNumPrograms, kNumParameters) +{ + A = 1.0; + lastSampleChannelL = 0.0; + lastSampleChannelR = 0.0; + lastFXChannelL = 0.0; + lastFXChannelR = 0.0; + iirCorrectL = 0.0; + iirCorrectR = 0.0; + gainchase = -90.0; + settingchase = -90.0; + chasespeed = 350.0; + fpNShapeLA = 0.0; + fpNShapeLB = 0.0; + fpNShapeRA = 0.0; + fpNShapeRB = 0.0; + fpFlip = true; + //this is reset: values being initialized only once. Startup values, whatever they are. + + _canDo.insert("plugAsChannelInsert"); // plug-in can be used as a channel insert effect. + _canDo.insert("plugAsSend"); // plug-in can be used as a send effect. + _canDo.insert("x2in2out"); + setNumInputs(kNumInputs); + setNumOutputs(kNumOutputs); + setUniqueID(kUniqueId); + canProcessReplacing(); // supports output replacing + canDoubleReplacing(); // supports double precision processing + programsAreChunks(true); + vst_strncpy (_programName, "Default", kVstMaxProgNameLen); // default program name +} + +Console5Channel::~Console5Channel() {} +VstInt32 Console5Channel::getVendorVersion () {return 1000;} +void Console5Channel::setProgramName(char *name) {vst_strncpy (_programName, name, kVstMaxProgNameLen);} +void Console5Channel::getProgramName(char *name) {vst_strncpy (name, _programName, kVstMaxProgNameLen);} +//airwindows likes to ignore this stuff. Make your own programs, and make a different plugin rather than +//trying to do versioning and preventing people from using older versions. Maybe they like the old one! + +static float pinParameter(float data) +{ + if (data < 0.0f) return 0.0f; + if (data > 1.0f) return 1.0f; + return data; +} + +VstInt32 Console5Channel::getChunk (void** data, bool isPreset) +{ + float *chunkData = (float *)calloc(kNumParameters, sizeof(float)); + chunkData[0] = A; + /* Note: The way this is set up, it will break if you manage to save settings on an Intel + machine and load them on a PPC Mac. However, it's fine if you stick to the machine you + started with. */ + + *data = chunkData; + return kNumParameters * sizeof(float); +} + +VstInt32 Console5Channel::setChunk (void* data, VstInt32 byteSize, bool isPreset) +{ + float *chunkData = (float *)data; + A = pinParameter(chunkData[0]); + /* We're ignoring byteSize as we found it to be a filthy liar */ + + /* calculate any other fields you need here - you could copy in + code from setParameter() here. */ + return 0; +} + +void Console5Channel::setParameter(VstInt32 index, float value) { + switch (index) { + case kParamA: A = value; break; + default: throw; // unknown parameter, shouldn't happen! + } +} + +float Console5Channel::getParameter(VstInt32 index) { + switch (index) { + case kParamA: return A; break; + default: break; // unknown parameter, shouldn't happen! + } return 0.0; //we only need to update the relevant name, this is simple to manage +} + +void Console5Channel::getParameterName(VstInt32 index, char *text) { + switch (index) { + case kParamA: vst_strncpy (text, "Input", kVstMaxParamStrLen); break; + default: break; // unknown parameter, shouldn't happen! + } //this is our labels for displaying in the VST host +} + +void Console5Channel::getParameterDisplay(VstInt32 index, char *text) { + switch (index) { + case kParamA: float2string (A, text, kVstMaxParamStrLen); break; + default: break; // unknown parameter, shouldn't happen! + } //this displays the values and handles 'popups' where it's discrete choices +} + +void Console5Channel::getParameterLabel(VstInt32 index, char *text) { + switch (index) { + case kParamA: vst_strncpy (text, "", kVstMaxParamStrLen); break; + default: break; // unknown parameter, shouldn't happen! + } +} + +VstInt32 Console5Channel::canDo(char *text) +{ return (_canDo.find(text) == _canDo.end()) ? -1: 1; } // 1 = yes, -1 = no, 0 = don't know + +bool Console5Channel::getEffectName(char* name) { + vst_strncpy(name, "Console5Channel", kVstMaxProductStrLen); return true; +} + +VstPlugCategory Console5Channel::getPlugCategory() {return kPlugCategEffect;} + +bool Console5Channel::getProductString(char* text) { + vst_strncpy (text, "airwindows Console5Channel", kVstMaxProductStrLen); return true; +} + +bool Console5Channel::getVendorString(char* text) { + vst_strncpy (text, "airwindows", kVstMaxVendorStrLen); return true; +} diff --git a/plugins/MacVST/Console5Channel/source/Console5Channel.h b/plugins/MacVST/Console5Channel/source/Console5Channel.h new file mode 100755 index 0000000..59e7950 --- /dev/null +++ b/plugins/MacVST/Console5Channel/source/Console5Channel.h @@ -0,0 +1,74 @@ +/* ======================================== + * Console5Channel - Console5Channel.h + * Created 8/12/11 by SPIAdmin + * Copyright (c) 2011 __MyCompanyName__, All rights reserved + * ======================================== */ + +#ifndef __Console5Channel_H +#define __Console5Channel_H + +#ifndef __audioeffect__ +#include "audioeffectx.h" +#endif + +#include <set> +#include <string> +#include <math.h> + +enum { + kParamA = 0, + kNumParameters = 1 +}; // + +const int kNumPrograms = 0; +const int kNumInputs = 2; +const int kNumOutputs = 2; +const unsigned long kUniqueId = 'conj'; //Change this to what the AU identity is! + +class Console5Channel : + public AudioEffectX +{ +public: + Console5Channel(audioMasterCallback audioMaster); + ~Console5Channel(); + virtual bool getEffectName(char* name); // The plug-in name + virtual VstPlugCategory getPlugCategory(); // The general category for the plug-in + virtual bool getProductString(char* text); // This is a unique plug-in string provided by Steinberg + virtual bool getVendorString(char* text); // Vendor info + virtual VstInt32 getVendorVersion(); // Version number + virtual void processReplacing (float** inputs, float** outputs, VstInt32 sampleFrames); + virtual void processDoubleReplacing (double** inputs, double** outputs, VstInt32 sampleFrames); + virtual void getProgramName(char *name); // read the name from the host + virtual void setProgramName(char *name); // changes the name of the preset displayed in the host + virtual VstInt32 getChunk (void** data, bool isPreset); + virtual VstInt32 setChunk (void* data, VstInt32 byteSize, bool isPreset); + virtual float getParameter(VstInt32 index); // get the parameter value at the specified index + virtual void setParameter(VstInt32 index, float value); // set the parameter at index to value + virtual void getParameterLabel(VstInt32 index, char *text); // label for the parameter (eg dB) + virtual void getParameterName(VstInt32 index, char *text); // name of the parameter + virtual void getParameterDisplay(VstInt32 index, char *text); // text description of the current value + virtual VstInt32 canDo(char *text); +private: + char _programName[kVstMaxProgNameLen + 1]; + std::set< std::string > _canDo; + + double lastSampleChannelL; + double lastSampleChannelR; + double lastFXChannelL; + double lastFXChannelR; + double iirCorrectL; + double iirCorrectR; + double gainchase; + double settingchase; + double chasespeed; + long double fpNShapeLA; + long double fpNShapeLB; + long double fpNShapeRA; + long double fpNShapeRB; + bool fpFlip; + //default stuff + + float A; +}; + +#endif diff --git a/plugins/MacVST/Console5Channel/source/Console5ChannelProc.cpp b/plugins/MacVST/Console5Channel/source/Console5ChannelProc.cpp new file mode 100755 index 0000000..428e5e4 --- /dev/null +++ b/plugins/MacVST/Console5Channel/source/Console5ChannelProc.cpp @@ -0,0 +1,358 @@ +/* ======================================== + * Console5Channel - Console5Channel.h + * Copyright (c) 2016 airwindows, All rights reserved + * ======================================== */ + +#ifndef __Console5Channel_H +#include "Console5Channel.h" +#endif + +void Console5Channel::processReplacing(float **inputs, float **outputs, VstInt32 sampleFrames) +{ + float* in1 = inputs[0]; + float* in2 = inputs[1]; + float* out1 = outputs[0]; + float* out2 = outputs[1]; + + double overallscale = 1.0; + overallscale /= 44100.0; + overallscale *= getSampleRate(); + float fpTemp; + long double fpOld = 0.618033988749894848204586; //golden ratio! + long double fpNew = 1.0 - fpOld; + + double inputgain = A; + double differenceL; + double differenceR; + double nearZeroL; + double nearZeroR; + double servoTrim = 0.0000001 / overallscale; + double bassTrim = 0.005 / overallscale; + long double inputSampleL; + long double inputSampleR; + + if (settingchase != inputgain) { + chasespeed *= 2.0; + settingchase = inputgain; + } + if (chasespeed > 2500.0) chasespeed = 2500.0; + if (gainchase < 0.0) gainchase = inputgain; + + while (--sampleFrames >= 0) + { + inputSampleL = *in1; + inputSampleR = *in2; + if (inputSampleL<1.2e-38 && -inputSampleL<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; + inputSampleL = applyresidue; + } + if (inputSampleR<1.2e-38 && -inputSampleR<1.2e-38) { + static int noisesource = 0; + 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; + inputSampleR = 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. + } + + chasespeed *= 0.9999; + chasespeed -= 0.01; + if (chasespeed < 350.0) chasespeed = 350.0; + //we have our chase speed compensated for recent fader activity + + gainchase = (((gainchase*chasespeed)+inputgain)/(chasespeed+1.0)); + //gainchase is chasing the target, as a simple multiply gain factor + + if (1.0 != gainchase) { + inputSampleL *= gainchase; + inputSampleR *= gainchase; + } + //done with trim control + + differenceL = lastSampleChannelL - inputSampleL; + lastSampleChannelL = inputSampleL; + differenceR = lastSampleChannelR - inputSampleR; + lastSampleChannelR = inputSampleR; + //derive slew part off direct sample measurement + from last time + + if (differenceL > 1.0) differenceL = 1.0; + if (differenceL < -1.0) differenceL = -1.0; + if (differenceR > 1.0) differenceR = 1.0; + if (differenceR < -1.0) differenceR = -1.0; + //clamp the slew correction to prevent invalid math results + + differenceL = lastFXChannelL + asin(differenceL); + differenceR = lastFXChannelR + asin(differenceR); + //we're about to use this twice and then not use difference again, so we'll reuse it + //enhance slew is arcsin(): cutting it back is sin() + + iirCorrectL += inputSampleL - differenceL; + inputSampleL = differenceL; + iirCorrectR += inputSampleR - differenceR; + inputSampleR = differenceR; + //apply the slew to stored value: can develop DC offsets. + //store the change we made so we can dial it back + + lastFXChannelL = inputSampleL; + lastFXChannelR = inputSampleR; + if (lastFXChannelL > 1.0) lastFXChannelL = 1.0; + if (lastFXChannelL < -1.0) lastFXChannelL = -1.0; + if (lastFXChannelR > 1.0) lastFXChannelR = 1.0; + if (lastFXChannelR < -1.0) lastFXChannelR = -1.0; + //store current sample as new base for next offset + + nearZeroL = pow(fabs(fabs(lastFXChannelL)-1.0), 2); + nearZeroR = pow(fabs(fabs(lastFXChannelR)-1.0), 2); + //if the sample is very near zero this number is higher. + if (iirCorrectL > 0) iirCorrectL -= servoTrim; + if (iirCorrectL < 0) iirCorrectL += servoTrim; + if (iirCorrectR > 0) iirCorrectR -= servoTrim; + if (iirCorrectR < 0) iirCorrectR += servoTrim; + //cut back the servo by which we're pulling back the DC + lastFXChannelL += (iirCorrectL * 0.0000005); + lastFXChannelR += (iirCorrectR * 0.0000005); + //apply the servo to the stored value, pulling back the DC + lastFXChannelL *= (1.0 - (nearZeroL * bassTrim)); + lastFXChannelR *= (1.0 - (nearZeroR * bassTrim)); + //this cuts back the DC offset directly, relative to how near zero we are + + if (inputSampleL > 1.57079633) inputSampleL= 1.57079633; + if (inputSampleL < -1.57079633) inputSampleL = -1.57079633; + inputSampleL = sin(inputSampleL); + //amplitude aspect + + if (inputSampleR > 1.57079633) inputSampleR = 1.57079633; + if (inputSampleR < -1.57079633) inputSampleR = -1.57079633; + inputSampleR = sin(inputSampleR); + //amplitude aspect + + //noise shaping to 32-bit floating point + if (fpFlip) { + fpTemp = inputSampleL; + fpNShapeLA = (fpNShapeLA*fpOld)+((inputSampleL-fpTemp)*fpNew); + inputSampleL += fpNShapeLA; + fpTemp = inputSampleR; + fpNShapeRA = (fpNShapeRA*fpOld)+((inputSampleR-fpTemp)*fpNew); + inputSampleR += fpNShapeRA; + } + else { + fpTemp = inputSampleL; + fpNShapeLB = (fpNShapeLB*fpOld)+((inputSampleL-fpTemp)*fpNew); + inputSampleL += fpNShapeLB; + fpTemp = inputSampleR; + fpNShapeRB = (fpNShapeRB*fpOld)+((inputSampleR-fpTemp)*fpNew); + inputSampleR += fpNShapeRB; + } + fpFlip = !fpFlip; + //end noise shaping on 32 bit output + + *out1 = inputSampleL; + *out2 = inputSampleR; + + *in1++; + *in2++; + *out1++; + *out2++; + } +} + +void Console5Channel::processDoubleReplacing(double **inputs, double **outputs, VstInt32 sampleFrames) +{ + double* in1 = inputs[0]; + double* in2 = inputs[1]; + double* out1 = outputs[0]; + double* out2 = outputs[1]; + + double overallscale = 1.0; + overallscale /= 44100.0; + overallscale *= getSampleRate(); + double fpTemp; + long double fpOld = 0.618033988749894848204586; //golden ratio! + long double fpNew = 1.0 - fpOld; + + double inputgain = A; + double differenceL; + double differenceR; + double nearZeroL; + double nearZeroR; + double servoTrim = 0.0000001 / overallscale; + double bassTrim = 0.005 / overallscale; + long double inputSampleL; + long double inputSampleR; + + if (settingchase != inputgain) { + chasespeed *= 2.0; + settingchase = inputgain; + } + if (chasespeed > 2500.0) chasespeed = 2500.0; + if (gainchase < 0.0) gainchase = inputgain; + + while (--sampleFrames >= 0) + { + inputSampleL = *in1; + inputSampleR = *in2; + if (inputSampleL<1.2e-38 && -inputSampleL<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; + inputSampleL = applyresidue; + } + if (inputSampleR<1.2e-38 && -inputSampleR<1.2e-38) { + static int noisesource = 0; + 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; + inputSampleR = 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. + } + + chasespeed *= 0.9999; + chasespeed -= 0.01; + if (chasespeed < 350.0) chasespeed = 350.0; + //we have our chase speed compensated for recent fader activity + + gainchase = (((gainchase*chasespeed)+inputgain)/(chasespeed+1.0)); + //gainchase is chasing the target, as a simple multiply gain factor + + if (1.0 != gainchase) { + inputSampleL *= gainchase; + inputSampleR *= gainchase; + } + //done with trim control + + differenceL = lastSampleChannelL - inputSampleL; + lastSampleChannelL = inputSampleL; + differenceR = lastSampleChannelR - inputSampleR; + lastSampleChannelR = inputSampleR; + //derive slew part off direct sample measurement + from last time + + if (differenceL > 1.0) differenceL = 1.0; + if (differenceL < -1.0) differenceL = -1.0; + if (differenceR > 1.0) differenceR = 1.0; + if (differenceR < -1.0) differenceR = -1.0; + //clamp the slew correction to prevent invalid math results + + differenceL = lastFXChannelL + asin(differenceL); + differenceR = lastFXChannelR + asin(differenceR); + //we're about to use this twice and then not use difference again, so we'll reuse it + //enhance slew is arcsin(): cutting it back is sin() + + iirCorrectL += inputSampleL - differenceL; + inputSampleL = differenceL; + iirCorrectR += inputSampleR - differenceR; + inputSampleR = differenceR; + //apply the slew to stored value: can develop DC offsets. + //store the change we made so we can dial it back + + lastFXChannelL = inputSampleL; + lastFXChannelR = inputSampleR; + if (lastFXChannelL > 1.0) lastFXChannelL = 1.0; + if (lastFXChannelL < -1.0) lastFXChannelL = -1.0; + if (lastFXChannelR > 1.0) lastFXChannelR = 1.0; + if (lastFXChannelR < -1.0) lastFXChannelR = -1.0; + //store current sample as new base for next offset + + nearZeroL = pow(fabs(fabs(lastFXChannelL)-1.0), 2); + nearZeroR = pow(fabs(fabs(lastFXChannelR)-1.0), 2); + //if the sample is very near zero this number is higher. + if (iirCorrectL > 0) iirCorrectL -= servoTrim; + if (iirCorrectL < 0) iirCorrectL += servoTrim; + if (iirCorrectR > 0) iirCorrectR -= servoTrim; + if (iirCorrectR < 0) iirCorrectR += servoTrim; + //cut back the servo by which we're pulling back the DC + lastFXChannelL += (iirCorrectL * 0.0000005); + lastFXChannelR += (iirCorrectR * 0.0000005); + //apply the servo to the stored value, pulling back the DC + lastFXChannelL *= (1.0 - (nearZeroL * bassTrim)); + lastFXChannelR *= (1.0 - (nearZeroR * bassTrim)); + //this cuts back the DC offset directly, relative to how near zero we are + + if (inputSampleL > 1.57079633) inputSampleL= 1.57079633; + if (inputSampleL < -1.57079633) inputSampleL = -1.57079633; + inputSampleL = sin(inputSampleL); + //amplitude aspect + + if (inputSampleR > 1.57079633) inputSampleR = 1.57079633; + if (inputSampleR < -1.57079633) inputSampleR = -1.57079633; + inputSampleR = sin(inputSampleR); + //amplitude aspect + + //noise shaping to 64-bit floating point + if (fpFlip) { + fpTemp = inputSampleL; + fpNShapeLA = (fpNShapeLA*fpOld)+((inputSampleL-fpTemp)*fpNew); + inputSampleL += fpNShapeLA; + fpTemp = inputSampleR; + fpNShapeRA = (fpNShapeRA*fpOld)+((inputSampleR-fpTemp)*fpNew); + inputSampleR += fpNShapeRA; + } + else { + fpTemp = inputSampleL; + fpNShapeLB = (fpNShapeLB*fpOld)+((inputSampleL-fpTemp)*fpNew); + inputSampleL += fpNShapeLB; + fpTemp = inputSampleR; + fpNShapeRB = (fpNShapeRB*fpOld)+((inputSampleR-fpTemp)*fpNew); + inputSampleR += fpNShapeRB; + } + fpFlip = !fpFlip; + //end noise shaping on 64 bit output + + *out1 = inputSampleL; + *out2 = inputSampleR; + + *in1++; + *in2++; + *out1++; + *out2++; + } +}
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