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author | Chris Johnson <jinx6568@sover.net> | 2018-06-24 21:40:28 -0400 |
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committer | Chris Johnson <jinx6568@sover.net> | 2018-06-24 21:40:28 -0400 |
commit | b2fd95ce19536fc3dcc073e7dee9d8c782d306f2 (patch) | |
tree | 682742b0ba4b93d7b8a30a112132ed9e351eea86 /plugins/LinuxVST/src | |
parent | ca621e061652566046b1d88c8aa570425c36a278 (diff) | |
download | airwindows-lv2-port-b2fd95ce19536fc3dcc073e7dee9d8c782d306f2.tar.gz airwindows-lv2-port-b2fd95ce19536fc3dcc073e7dee9d8c782d306f2.tar.bz2 airwindows-lv2-port-b2fd95ce19536fc3dcc073e7dee9d8c782d306f2.zip |
Single Ended Triode
Diffstat (limited to 'plugins/LinuxVST/src')
3 files changed, 521 insertions, 0 deletions
diff --git a/plugins/LinuxVST/src/SingleEndedTriode/SingleEndedTriode.cpp b/plugins/LinuxVST/src/SingleEndedTriode/SingleEndedTriode.cpp new file mode 100755 index 0000000..fd8a06a --- /dev/null +++ b/plugins/LinuxVST/src/SingleEndedTriode/SingleEndedTriode.cpp @@ -0,0 +1,146 @@ +/* ======================================== + * SingleEndedTriode - SingleEndedTriode.h + * Copyright (c) 2016 airwindows, All rights reserved + * ======================================== */ + +#ifndef __SingleEndedTriode_H +#include "SingleEndedTriode.h" +#endif + +AudioEffect* createEffectInstance(audioMasterCallback audioMaster) {return new SingleEndedTriode(audioMaster);} + +SingleEndedTriode::SingleEndedTriode(audioMasterCallback audioMaster) : + AudioEffectX(audioMaster, kNumPrograms, kNumParameters) +{ + A = 0.0; + B = 0.0; + C = 0.0; + D = 0.0; + + postsine = sin(0.5); + + fpNShapeL = 0.0; + fpNShapeR = 0.0; + //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 +} + +SingleEndedTriode::~SingleEndedTriode() {} +VstInt32 SingleEndedTriode::getVendorVersion () {return 1000;} +void SingleEndedTriode::setProgramName(char *name) {vst_strncpy (_programName, name, kVstMaxProgNameLen);} +void SingleEndedTriode::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 SingleEndedTriode::getChunk (void** data, bool isPreset) +{ + float *chunkData = (float *)calloc(kNumParameters, sizeof(float)); + chunkData[0] = A; + chunkData[1] = B; + chunkData[2] = C; + chunkData[3] = D; + /* 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 SingleEndedTriode::setChunk (void* data, VstInt32 byteSize, bool isPreset) +{ + float *chunkData = (float *)data; + A = pinParameter(chunkData[0]); + B = pinParameter(chunkData[1]); + C = pinParameter(chunkData[2]); + D = pinParameter(chunkData[3]); + /* 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 SingleEndedTriode::setParameter(VstInt32 index, float value) { + switch (index) { + case kParamA: A = value; break; + case kParamB: B = value; break; + case kParamC: C = value; break; + case kParamD: D = value; break; + default: throw; // unknown parameter, shouldn't happen! + } +} + +float SingleEndedTriode::getParameter(VstInt32 index) { + switch (index) { + case kParamA: return A; break; + case kParamB: return B; break; + case kParamC: return C; break; + case kParamD: return D; 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 SingleEndedTriode::getParameterName(VstInt32 index, char *text) { + switch (index) { + case kParamA: vst_strncpy (text, "Triode", kVstMaxParamStrLen); break; + case kParamB: vst_strncpy (text, "Clas AB", kVstMaxParamStrLen); break; + case kParamC: vst_strncpy (text, "Clas B", kVstMaxParamStrLen); break; + case kParamD: vst_strncpy (text, "Dry/Wet", kVstMaxParamStrLen); break; + default: break; // unknown parameter, shouldn't happen! + } //this is our labels for displaying in the VST host +} + +void SingleEndedTriode::getParameterDisplay(VstInt32 index, char *text) { + switch (index) { + case kParamA: float2string (A, text, kVstMaxParamStrLen); break; + case kParamB: float2string (B, text, kVstMaxParamStrLen); break; + case kParamC: float2string (C, text, kVstMaxParamStrLen); break; + case kParamD: float2string (D, text, kVstMaxParamStrLen); break; + default: break; // unknown parameter, shouldn't happen! + } //this displays the values and handles 'popups' where it's discrete choices +} + +void SingleEndedTriode::getParameterLabel(VstInt32 index, char *text) { + switch (index) { + case kParamA: vst_strncpy (text, "", kVstMaxParamStrLen); break; + case kParamB: vst_strncpy (text, "", kVstMaxParamStrLen); break; + case kParamC: vst_strncpy (text, "", kVstMaxParamStrLen); break; + case kParamD: vst_strncpy (text, "", kVstMaxParamStrLen); break; + default: break; // unknown parameter, shouldn't happen! + } +} + +VstInt32 SingleEndedTriode::canDo(char *text) +{ return (_canDo.find(text) == _canDo.end()) ? -1: 1; } // 1 = yes, -1 = no, 0 = don't know + +bool SingleEndedTriode::getEffectName(char* name) { + vst_strncpy(name, "SingleEndedTriode", kVstMaxProductStrLen); return true; +} + +VstPlugCategory SingleEndedTriode::getPlugCategory() {return kPlugCategEffect;} + +bool SingleEndedTriode::getProductString(char* text) { + vst_strncpy (text, "airwindows SingleEndedTriode", kVstMaxProductStrLen); return true; +} + +bool SingleEndedTriode::getVendorString(char* text) { + vst_strncpy (text, "airwindows", kVstMaxVendorStrLen); return true; +} diff --git a/plugins/LinuxVST/src/SingleEndedTriode/SingleEndedTriode.h b/plugins/LinuxVST/src/SingleEndedTriode/SingleEndedTriode.h new file mode 100755 index 0000000..c162512 --- /dev/null +++ b/plugins/LinuxVST/src/SingleEndedTriode/SingleEndedTriode.h @@ -0,0 +1,69 @@ +/* ======================================== + * SingleEndedTriode - SingleEndedTriode.h + * Created 8/12/11 by SPIAdmin + * Copyright (c) 2011 __MyCompanyName__, All rights reserved + * ======================================== */ + +#ifndef __SingleEndedTriode_H +#define __SingleEndedTriode_H + +#ifndef __audioeffect__ +#include "audioeffectx.h" +#endif + +#include <set> +#include <string> +#include <math.h> + +enum { + kParamA = 0, + kParamB = 1, + kParamC = 2, + kParamD = 3, + kNumParameters = 4 +}; // + +const int kNumPrograms = 0; +const int kNumInputs = 2; +const int kNumOutputs = 2; +const unsigned long kUniqueId = 'setr'; //Change this to what the AU identity is! + +class SingleEndedTriode : + public AudioEffectX +{ +public: + SingleEndedTriode(audioMasterCallback audioMaster); + ~SingleEndedTriode(); + 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; + + long double fpNShapeL; + long double fpNShapeR; + //default stuff + double postsine; + + float A; + float B; + float C; + float D; +}; + +#endif diff --git a/plugins/LinuxVST/src/SingleEndedTriode/SingleEndedTriodeProc.cpp b/plugins/LinuxVST/src/SingleEndedTriode/SingleEndedTriodeProc.cpp new file mode 100755 index 0000000..5781165 --- /dev/null +++ b/plugins/LinuxVST/src/SingleEndedTriode/SingleEndedTriodeProc.cpp @@ -0,0 +1,306 @@ +/* ======================================== + * SingleEndedTriode - SingleEndedTriode.h + * Copyright (c) 2016 airwindows, All rights reserved + * ======================================== */ + +#ifndef __SingleEndedTriode_H +#include "SingleEndedTriode.h" +#endif + +void SingleEndedTriode::processReplacing(float **inputs, float **outputs, VstInt32 sampleFrames) +{ + float* in1 = inputs[0]; + float* in2 = inputs[1]; + float* out1 = outputs[0]; + float* out2 = outputs[1]; + double intensity = pow(A,2)*8.0; + double triode = intensity; + intensity +=0.001; + double softcrossover = pow(B,3)/8.0; + double hardcrossover = pow(C,7)/8.0; + double wet = D; + double dry = 1.0 - wet; + + while (--sampleFrames >= 0) + { + long double inputSampleL = *in1; + long double 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. + } + double drySampleL = inputSampleL; + double drySampleR = inputSampleR; + + if (triode > 0.0) + { + inputSampleL *= intensity; + inputSampleR *= intensity; + inputSampleL -= 0.5; + inputSampleR -= 0.5; + + long double bridgerectifier = fabs(inputSampleL); + if (bridgerectifier > 1.57079633) bridgerectifier = 1.57079633; + bridgerectifier = sin(bridgerectifier); + if (inputSampleL > 0) inputSampleL = bridgerectifier; + else inputSampleL = -bridgerectifier; + + bridgerectifier = fabs(inputSampleR); + if (bridgerectifier > 1.57079633) bridgerectifier = 1.57079633; + bridgerectifier = sin(bridgerectifier); + if (inputSampleR > 0) inputSampleR = bridgerectifier; + else inputSampleR = -bridgerectifier; + + inputSampleL += postsine; + inputSampleR += postsine; + inputSampleL /= intensity; + inputSampleR /= intensity; + } + + if (softcrossover > 0.0) + { + long double bridgerectifier = fabs(inputSampleL); + if (bridgerectifier > 0.0) bridgerectifier -= (softcrossover*(bridgerectifier+sqrt(bridgerectifier))); + if (bridgerectifier < 0.0) bridgerectifier = 0; + if (inputSampleL > 0.0) inputSampleL = bridgerectifier; + else inputSampleL = -bridgerectifier; + + bridgerectifier = fabs(inputSampleR); + if (bridgerectifier > 0.0) bridgerectifier -= (softcrossover*(bridgerectifier+sqrt(bridgerectifier))); + if (bridgerectifier < 0.0) bridgerectifier = 0; + if (inputSampleR > 0.0) inputSampleR = bridgerectifier; + else inputSampleR = -bridgerectifier; + } + + + if (hardcrossover > 0.0) + { + long double bridgerectifier = fabs(inputSampleL); + bridgerectifier -= hardcrossover; + if (bridgerectifier < 0.0) bridgerectifier = 0.0; + if (inputSampleL > 0.0) inputSampleL = bridgerectifier; + else inputSampleL = -bridgerectifier; + + bridgerectifier = fabs(inputSampleR); + bridgerectifier -= hardcrossover; + if (bridgerectifier < 0.0) bridgerectifier = 0.0; + if (inputSampleR > 0.0) inputSampleR = bridgerectifier; + else inputSampleR = -bridgerectifier; + } + + if (wet !=1.0) { + inputSampleL = (inputSampleL * wet) + (drySampleL * dry); + inputSampleR = (inputSampleR * wet) + (drySampleR * dry); + } + + //noise shaping to 32-bit floating point + float fpTemp = inputSampleL; + fpNShapeL += (inputSampleL-fpTemp); + inputSampleL += fpNShapeL; + //if this confuses you look at the wordlength for fpTemp :) + fpTemp = inputSampleR; + fpNShapeR += (inputSampleR-fpTemp); + inputSampleR += fpNShapeR; + //for deeper space and warmth, we try a non-oscillating noise shaping + //that is kind of ruthless: it will forever retain the rounding errors + //except we'll dial it back a hair at the end of every buffer processed + //end noise shaping on 32 bit output + + *out1 = inputSampleL; + *out2 = inputSampleR; + + *in1++; + *in2++; + *out1++; + *out2++; + } + fpNShapeL *= 0.999999; + fpNShapeR *= 0.999999; + //we will just delicately dial back the FP noise shaping, not even every sample + //this is a good place to put subtle 'no runaway' calculations, though bear in mind + //that it will be called more often when you use shorter sample buffers in the DAW. + //So, very low latency operation will call these calculations more often. +} + +void SingleEndedTriode::processDoubleReplacing(double **inputs, double **outputs, VstInt32 sampleFrames) +{ + double* in1 = inputs[0]; + double* in2 = inputs[1]; + double* out1 = outputs[0]; + double* out2 = outputs[1]; + double intensity = pow(A,2)*8.0; + double triode = intensity; + intensity +=0.001; + double softcrossover = pow(B,3)/8.0; + double hardcrossover = pow(C,7)/8.0; + double wet = D; + double dry = 1.0 - wet; + + while (--sampleFrames >= 0) + { + long double inputSampleL = *in1; + long double 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. + } + double drySampleL = inputSampleL; + double drySampleR = inputSampleR; + + if (triode > 0.0) + { + inputSampleL *= intensity; + inputSampleR *= intensity; + inputSampleL -= 0.5; + inputSampleR -= 0.5; + + long double bridgerectifier = fabs(inputSampleL); + if (bridgerectifier > 1.57079633) bridgerectifier = 1.57079633; + bridgerectifier = sin(bridgerectifier); + if (inputSampleL > 0) inputSampleL = bridgerectifier; + else inputSampleL = -bridgerectifier; + + bridgerectifier = fabs(inputSampleR); + if (bridgerectifier > 1.57079633) bridgerectifier = 1.57079633; + bridgerectifier = sin(bridgerectifier); + if (inputSampleR > 0) inputSampleR = bridgerectifier; + else inputSampleR = -bridgerectifier; + + inputSampleL += postsine; + inputSampleR += postsine; + inputSampleL /= intensity; + inputSampleR /= intensity; + } + + if (softcrossover > 0.0) + { + long double bridgerectifier = fabs(inputSampleL); + if (bridgerectifier > 0.0) bridgerectifier -= (softcrossover*(bridgerectifier+sqrt(bridgerectifier))); + if (bridgerectifier < 0.0) bridgerectifier = 0; + if (inputSampleL > 0.0) inputSampleL = bridgerectifier; + else inputSampleL = -bridgerectifier; + + bridgerectifier = fabs(inputSampleR); + if (bridgerectifier > 0.0) bridgerectifier -= (softcrossover*(bridgerectifier+sqrt(bridgerectifier))); + if (bridgerectifier < 0.0) bridgerectifier = 0; + if (inputSampleR > 0.0) inputSampleR = bridgerectifier; + else inputSampleR = -bridgerectifier; + } + + + if (hardcrossover > 0.0) + { + long double bridgerectifier = fabs(inputSampleL); + bridgerectifier -= hardcrossover; + if (bridgerectifier < 0.0) bridgerectifier = 0.0; + if (inputSampleL > 0.0) inputSampleL = bridgerectifier; + else inputSampleL = -bridgerectifier; + + bridgerectifier = fabs(inputSampleR); + bridgerectifier -= hardcrossover; + if (bridgerectifier < 0.0) bridgerectifier = 0.0; + if (inputSampleR > 0.0) inputSampleR = bridgerectifier; + else inputSampleR = -bridgerectifier; + } + + if (wet !=1.0) { + inputSampleL = (inputSampleL * wet) + (drySampleL * dry); + inputSampleR = (inputSampleR * wet) + (drySampleR * dry); + } + + //noise shaping to 64-bit floating point + double fpTemp = inputSampleL; + fpNShapeL += (inputSampleL-fpTemp); + inputSampleL += fpNShapeL; + //if this confuses you look at the wordlength for fpTemp :) + fpTemp = inputSampleR; + fpNShapeR += (inputSampleR-fpTemp); + inputSampleR += fpNShapeR; + //for deeper space and warmth, we try a non-oscillating noise shaping + //that is kind of ruthless: it will forever retain the rounding errors + //except we'll dial it back a hair at the end of every buffer processed + //end noise shaping on 64 bit output + + *out1 = inputSampleL; + *out2 = inputSampleR; + + *in1++; + *in2++; + *out1++; + *out2++; + } + fpNShapeL *= 0.999999; + fpNShapeR *= 0.999999; + //we will just delicately dial back the FP noise shaping, not even every sample + //this is a good place to put subtle 'no runaway' calculations, though bear in mind + //that it will be called more often when you use shorter sample buffers in the DAW. + //So, very low latency operation will call these calculations more often. +}
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