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Diffstat (limited to 'plugins/WinVST/Slew2/Slew2.cpp')
-rwxr-xr-x | plugins/WinVST/Slew2/Slew2.cpp | 138 |
1 files changed, 138 insertions, 0 deletions
diff --git a/plugins/WinVST/Slew2/Slew2.cpp b/plugins/WinVST/Slew2/Slew2.cpp new file mode 100755 index 0000000..99d6314 --- /dev/null +++ b/plugins/WinVST/Slew2/Slew2.cpp @@ -0,0 +1,138 @@ +/* ======================================== + * Slew2 - Slew2.h + * Copyright (c) 2016 airwindows, All rights reserved + * ======================================== */ + +#ifndef __Slew2_H +#include "Slew2.h" +#endif + +AudioEffect* createEffectInstance(audioMasterCallback audioMaster) {return new Slew2(audioMaster);} + +Slew2::Slew2(audioMasterCallback audioMaster) : + AudioEffectX(audioMaster, kNumPrograms, kNumParameters) +{ + A = 0.0; + + LataLast3Sample = LataLast2Sample = LataLast1Sample = 0.0; + LataHalfwaySample = LataHalfDrySample = LataHalfDiffSample = 0.0; + LataA = LataB = LataC = LataDrySample = LataDiffSample = LataPrevDiffSample = 0.0; + LataUpsampleHighTweak = 0.0414213562373095048801688; //more adds treble to upsampling + LataDecay = 0.915965594177219015; //Catalan's constant, more adds focus and clarity + lastSampleL = 0.0; + + RataLast3Sample = RataLast2Sample = RataLast1Sample = 0.0; + RataHalfwaySample = RataHalfDrySample = RataHalfDiffSample = 0.0; + RataA = RataB = RataC = RataDrySample = RataDiffSample = RataPrevDiffSample = 0.0; + RataUpsampleHighTweak = 0.0414213562373095048801688; //more adds treble to upsampling + RataDecay = 0.915965594177219015; //CRatalan's constant, more adds focus and clarity + LataFlip = false; //end reset of antialias parameters + RataFlip = false; //end reset of antialias parameters + lastSampleR = 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 +} + +Slew2::~Slew2() {} +VstInt32 Slew2::getVendorVersion () {return 1000;} +void Slew2::setProgramName(char *name) {vst_strncpy (_programName, name, kVstMaxProgNameLen);} +void Slew2::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 Slew2::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 Slew2::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 Slew2::setParameter(VstInt32 index, float value) { + switch (index) { + case kParamA: A = value; break; + default: throw; // unknown parameter, shouldn't happen! + } + //we can also set other defaults here, and do calculations that only have to happen + //once when parameters actually change. Here is the 'popup' setting its (global) values. + //variables can also be set in the processreplacing loop, and there they'll be set every buffersize + //here they're set when a parameter's actually changed, which should be less frequent, but + //you must use global variables in the Slew2.h file to do it. +} + +float Slew2::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 Slew2::getParameterName(VstInt32 index, char *text) { + switch (index) { + case kParamA: vst_strncpy (text, "Clamping", kVstMaxParamStrLen); break; + default: break; // unknown parameter, shouldn't happen! + } //this is our labels for displaying in the VST host +} + +void Slew2::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 Slew2::getParameterLabel(VstInt32 index, char *text) { + switch (index) { + case kParamA: vst_strncpy (text, " ", kVstMaxParamStrLen); break; + default: break; // unknown parameter, shouldn't happen! + } +} + +VstInt32 Slew2::canDo(char *text) +{ return (_canDo.find(text) == _canDo.end()) ? -1: 1; } // 1 = yes, -1 = no, 0 = don't know + +bool Slew2::getEffectName(char* name) { + vst_strncpy(name, "Slew2", kVstMaxProductStrLen); return true; +} + +VstPlugCategory Slew2::getPlugCategory() {return kPlugCategEffect;} + +bool Slew2::getProductString(char* text) { + vst_strncpy (text, "airwindows Slew2", kVstMaxProductStrLen); return true; +} + +bool Slew2::getVendorString(char* text) { + vst_strncpy (text, "airwindows", kVstMaxVendorStrLen); return true; +} |