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author | Chris Johnson <jinx6568@sover.net> | 2019-04-21 22:50:51 -0400 |
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committer | Chris Johnson <jinx6568@sover.net> | 2019-04-21 22:50:51 -0400 |
commit | 2f217762d716d0bd0ba00c1d2e1a517898b78382 (patch) | |
tree | ce7b3f50039f82529d9bbf8a770e5ee35344cbf5 /plugins/MacVST/Recurve/source | |
parent | 7bc9349d5b0e98c2a65cc536afeb7d34e00f2f39 (diff) | |
download | airwindows-lv2-port-2f217762d716d0bd0ba00c1d2e1a517898b78382.tar.gz airwindows-lv2-port-2f217762d716d0bd0ba00c1d2e1a517898b78382.tar.bz2 airwindows-lv2-port-2f217762d716d0bd0ba00c1d2e1a517898b78382.zip |
Recurve
Diffstat (limited to 'plugins/MacVST/Recurve/source')
-rwxr-xr-x | plugins/MacVST/Recurve/source/Recurve.cpp | 96 | ||||
-rwxr-xr-x | plugins/MacVST/Recurve/source/Recurve.h | 66 | ||||
-rwxr-xr-x | plugins/MacVST/Recurve/source/RecurveProc.cpp | 118 |
3 files changed, 280 insertions, 0 deletions
diff --git a/plugins/MacVST/Recurve/source/Recurve.cpp b/plugins/MacVST/Recurve/source/Recurve.cpp new file mode 100755 index 0000000..611289e --- /dev/null +++ b/plugins/MacVST/Recurve/source/Recurve.cpp @@ -0,0 +1,96 @@ +/* ======================================== + * Recurve - Recurve.h + * Copyright (c) 2016 airwindows, All rights reserved + * ======================================== */ + +#ifndef __Recurve_H +#include "Recurve.h" +#endif + +AudioEffect* createEffectInstance(audioMasterCallback audioMaster) {return new Recurve(audioMaster);} + +Recurve::Recurve(audioMasterCallback audioMaster) : + AudioEffectX(audioMaster, kNumPrograms, kNumParameters) +{ + gain = 2.0; + fpd = 17; + //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 +} + +Recurve::~Recurve() {} +VstInt32 Recurve::getVendorVersion () {return 1000;} +void Recurve::setProgramName(char *name) {vst_strncpy (_programName, name, kVstMaxProgNameLen);} +void Recurve::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! + + +VstInt32 Recurve::getChunk (void** data, bool isPreset) +{ + float *chunkData = (float *)calloc(kNumParameters, sizeof(float)); + *data = chunkData; + return kNumParameters * sizeof(float); +} + +VstInt32 Recurve::setChunk (void* data, VstInt32 byteSize, bool isPreset) +{ + return 0; +} + +void Recurve::setParameter(VstInt32 index, float value) { + switch (index) { + default: throw; // unknown parameter, shouldn't happen! + } +} + +float Recurve::getParameter(VstInt32 index) { + switch (index) { + default: break; // unknown parameter, shouldn't happen! + } return 0.0; //we only need to update the relevant name, this is simple to manage +} + +void Recurve::getParameterName(VstInt32 index, char *text) { + switch (index) { + default: break; // unknown parameter, shouldn't happen! + } //this is our labels for displaying in the VST host +} + +void Recurve::getParameterDisplay(VstInt32 index, char *text) { + switch (index) { + default: break; // unknown parameter, shouldn't happen! + } //this displays the values and handles 'popups' where it's discrete choices +} + +void Recurve::getParameterLabel(VstInt32 index, char *text) { + switch (index) { + default: break; // unknown parameter, shouldn't happen! + } +} + +VstInt32 Recurve::canDo(char *text) +{ return (_canDo.find(text) == _canDo.end()) ? -1: 1; } // 1 = yes, -1 = no, 0 = don't know + +bool Recurve::getEffectName(char* name) { + vst_strncpy(name, "Recurve", kVstMaxProductStrLen); return true; +} + +VstPlugCategory Recurve::getPlugCategory() {return kPlugCategEffect;} + +bool Recurve::getProductString(char* text) { + vst_strncpy (text, "airwindows Recurve", kVstMaxProductStrLen); return true; +} + +bool Recurve::getVendorString(char* text) { + vst_strncpy (text, "airwindows", kVstMaxVendorStrLen); return true; +} diff --git a/plugins/MacVST/Recurve/source/Recurve.h b/plugins/MacVST/Recurve/source/Recurve.h new file mode 100755 index 0000000..52a5077 --- /dev/null +++ b/plugins/MacVST/Recurve/source/Recurve.h @@ -0,0 +1,66 @@ +/* ======================================== + * Recurve - Recurve.h + * Created 8/12/11 by SPIAdmin + * Copyright (c) 2011 __MyCompanyName__, All rights reserved + * ======================================== */ + +#ifndef __Recurve_H +#define __Recurve_H + +#ifndef __audioeffect__ +#include "audioeffectx.h" +#endif + +#include <set> +#include <string> +#include <math.h> + +enum { + kNumParameters = 0 +}; // + +const int kNumPrograms = 0; +const int kNumInputs = 2; +const int kNumOutputs = 2; +const unsigned long kUniqueId = 'recr'; //Change this to what the AU identity is! + +class Recurve : + public AudioEffectX +{ +public: + Recurve(audioMasterCallback audioMaster); + ~Recurve(); + 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 gain; + uint32_t fpd; + //default stuff + + float A; + float B; + float C; + float D; + float E; //parameters. Always 0-1, and we scale/alter them elsewhere. + +}; + +#endif diff --git a/plugins/MacVST/Recurve/source/RecurveProc.cpp b/plugins/MacVST/Recurve/source/RecurveProc.cpp new file mode 100755 index 0000000..8a0b85d --- /dev/null +++ b/plugins/MacVST/Recurve/source/RecurveProc.cpp @@ -0,0 +1,118 @@ +/* ======================================== + * Recurve - Recurve.h + * Copyright (c) 2016 airwindows, All rights reserved + * ======================================== */ + +#ifndef __Recurve_H +#include "Recurve.h" +#endif + +void Recurve::processReplacing(float **inputs, float **outputs, VstInt32 sampleFrames) +{ + float* in1 = inputs[0]; + float* in2 = inputs[1]; + float* out1 = outputs[0]; + float* out2 = outputs[1]; + + while (--sampleFrames >= 0) + { + long double inputSampleL = *in1; + long double inputSampleR = *in2; + + if (fabs(inputSampleL)<1.18e-37) inputSampleL = fpd * 1.18e-37; + if (fabs(inputSampleR)<1.18e-37) inputSampleR = fpd * 1.18e-37; + + inputSampleL *= 0.5; + inputSampleR *= 0.5; + + if (gain < 0.0078125) gain = 0.0078125; if (gain > 2.0) gain = 2.0; + //gain of 1,0 gives you a super-clean one, gain of 2 is obviously compressing + //smaller number is maximum clamping, if too small it'll take a while to bounce back + inputSampleL *= gain; inputSampleR *= gain; + + gain += sin((fabs(inputSampleL*4)>1)?4:fabs(inputSampleL*4))*pow(inputSampleL,4); + gain += sin((fabs(inputSampleR*4)>1)?4:fabs(inputSampleR*4))*pow(inputSampleR,4); + //4.71239 radians sined will turn to -1 which is the maximum gain reduction speed + + inputSampleL *= 2.0; + inputSampleR *= 2.0; + + if (inputSampleL > 0.9999) inputSampleL = 0.9999; + if (inputSampleR > 0.9999) inputSampleR = 0.9999; + if (inputSampleL < -0.9999) inputSampleL = -0.9999; + if (inputSampleR < -0.9999) inputSampleR = -0.9999; + //iron bar so people can play with this as a loudenator + + //begin 32 bit stereo floating point dither + int expon; frexpf((float)inputSampleL, &expon); + fpd ^= fpd << 13; fpd ^= fpd >> 17; fpd ^= fpd << 5; + inputSampleL += ((double(fpd)-uint32_t(0x7fffffff)) * 5.5e-36l * pow(2,expon+62)); + frexpf((float)inputSampleR, &expon); + fpd ^= fpd << 13; fpd ^= fpd >> 17; fpd ^= fpd << 5; + inputSampleR += ((double(fpd)-uint32_t(0x7fffffff)) * 5.5e-36l * pow(2,expon+62)); + //end 32 bit stereo floating point dither + + *out1 = inputSampleL; + *out2 = inputSampleR; + + *in1++; + *in2++; + *out1++; + *out2++; + } +} + +void Recurve::processDoubleReplacing(double **inputs, double **outputs, VstInt32 sampleFrames) +{ + double* in1 = inputs[0]; + double* in2 = inputs[1]; + double* out1 = outputs[0]; + double* out2 = outputs[1]; + + while (--sampleFrames >= 0) + { + long double inputSampleL = *in1; + long double inputSampleR = *in2; + + if (fabs(inputSampleL)<1.18e-43) inputSampleL = fpd * 1.18e-43; + if (fabs(inputSampleR)<1.18e-43) inputSampleR = fpd * 1.18e-43; + + inputSampleL *= 0.5; + inputSampleR *= 0.5; + + if (gain < 0.0078125) gain = 0.0078125; if (gain > 2.0) gain = 2.0; + //gain of 1,0 gives you a super-clean one, gain of 2 is obviously compressing + //smaller number is maximum clamping, if too small it'll take a while to bounce back + inputSampleL *= gain; inputSampleR *= gain; + + gain += sin((fabs(inputSampleL*4)>1)?4:fabs(inputSampleL*4))*pow(inputSampleL,4); + gain += sin((fabs(inputSampleR*4)>1)?4:fabs(inputSampleR*4))*pow(inputSampleR,4); + //4.71239 radians sined will turn to -1 which is the maximum gain reduction speed + + inputSampleL *= 2.0; + inputSampleR *= 2.0; + + if (inputSampleL > 0.9999) inputSampleL = 0.9999; + if (inputSampleR > 0.9999) inputSampleR = 0.9999; + if (inputSampleL < -0.9999) inputSampleL = -0.9999; + if (inputSampleR < -0.9999) inputSampleR = -0.9999; + //iron bar so people can play with this as a loudenator + + //begin 64 bit stereo floating point dither + int expon; frexp((double)inputSampleL, &expon); + fpd ^= fpd << 13; fpd ^= fpd >> 17; fpd ^= fpd << 5; + inputSampleL += ((double(fpd)-uint32_t(0x7fffffff)) * 1.1e-44l * pow(2,expon+62)); + frexp((double)inputSampleR, &expon); + fpd ^= fpd << 13; fpd ^= fpd >> 17; fpd ^= fpd << 5; + inputSampleR += ((double(fpd)-uint32_t(0x7fffffff)) * 1.1e-44l * pow(2,expon+62)); + //end 64 bit stereo floating point dither + + *out1 = inputSampleL; + *out2 = inputSampleR; + + *in1++; + *in2++; + *out1++; + *out2++; + } +} |