/* ========================================
* 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;
}