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author | Chris Johnson <jinx6568@sover.net> | 2019-12-22 21:05:17 -0500 |
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committer | Chris Johnson <jinx6568@sover.net> | 2019-12-22 21:05:17 -0500 |
commit | 2970a44069ec3854ef765b0cf7320832b8025af8 (patch) | |
tree | 02a17fd97d9edf11241f6ed846495a444497a0d3 /plugins/WinVST/BiquadOneHalf/BiquadOneHalf.cpp | |
parent | 050c42c18c2c7cfc11786fafb700d7305623ca9a (diff) | |
download | airwindows-lv2-port-2970a44069ec3854ef765b0cf7320832b8025af8.tar.gz airwindows-lv2-port-2970a44069ec3854ef765b0cf7320832b8025af8.tar.bz2 airwindows-lv2-port-2970a44069ec3854ef765b0cf7320832b8025af8.zip |
BiquadOneHalf
Diffstat (limited to 'plugins/WinVST/BiquadOneHalf/BiquadOneHalf.cpp')
-rwxr-xr-x | plugins/WinVST/BiquadOneHalf/BiquadOneHalf.cpp | 144 |
1 files changed, 144 insertions, 0 deletions
diff --git a/plugins/WinVST/BiquadOneHalf/BiquadOneHalf.cpp b/plugins/WinVST/BiquadOneHalf/BiquadOneHalf.cpp new file mode 100755 index 0000000..c3a11e1 --- /dev/null +++ b/plugins/WinVST/BiquadOneHalf/BiquadOneHalf.cpp @@ -0,0 +1,144 @@ +/* ======================================== + * BiquadOneHalf - BiquadOneHalf.h + * Copyright (c) 2016 airwindows, All rights reserved + * ======================================== */ + +#ifndef __BiquadOneHalf_H +#include "BiquadOneHalf.h" +#endif + +AudioEffect* createEffectInstance(audioMasterCallback audioMaster) {return new BiquadOneHalf(audioMaster);} + +BiquadOneHalf::BiquadOneHalf(audioMasterCallback audioMaster) : + AudioEffectX(audioMaster, kNumPrograms, kNumParameters) +{ + for (int x = 0; x < 9; x++) {biquadAL[x] = 0.0; biquadAR[x] = 0.0; biquadBL[x] = 0.0; biquadBR[x] = 0.0;} + flip = false; + A = 0.0; + B = 0.0; + C = 0.0; + D = 0.0; + 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 +} + +BiquadOneHalf::~BiquadOneHalf() {} +VstInt32 BiquadOneHalf::getVendorVersion () {return 1000;} +void BiquadOneHalf::setProgramName(char *name) {vst_strncpy (_programName, name, kVstMaxProgNameLen);} +void BiquadOneHalf::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 BiquadOneHalf::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 BiquadOneHalf::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 BiquadOneHalf::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 BiquadOneHalf::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 BiquadOneHalf::getParameterName(VstInt32 index, char *text) { + switch (index) { + case kParamA: vst_strncpy (text, "Type", kVstMaxParamStrLen); break; + case kParamB: vst_strncpy (text, "Freq", kVstMaxParamStrLen); break; + case kParamC: vst_strncpy (text, "Q", kVstMaxParamStrLen); break; + case kParamD: vst_strncpy (text, "Inv/Wet", kVstMaxParamStrLen); break; + default: break; // unknown parameter, shouldn't happen! + } //this is our labels for displaying in the VST host +} + +void BiquadOneHalf::getParameterDisplay(VstInt32 index, char *text) { + switch (index) { + case kParamA: float2string ((float)ceil((A*3.999)+0.00001), text, kVstMaxParamStrLen); break; + case kParamB: float2string ((B*B*B*0.9999)+0.0001, text, kVstMaxParamStrLen); break; + case kParamC: float2string ((C*C*C*29.99)+0.01, text, kVstMaxParamStrLen); break; + case kParamD: float2string ((D*2.0)-1.0, text, kVstMaxParamStrLen); break; + default: break; // unknown parameter, shouldn't happen! + } //this displays the values and handles 'popups' where it's discrete choices +} + +void BiquadOneHalf::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 BiquadOneHalf::canDo(char *text) +{ return (_canDo.find(text) == _canDo.end()) ? -1: 1; } // 1 = yes, -1 = no, 0 = don't know + +bool BiquadOneHalf::getEffectName(char* name) { + vst_strncpy(name, "BiquadOneHalf", kVstMaxProductStrLen); return true; +} + +VstPlugCategory BiquadOneHalf::getPlugCategory() {return kPlugCategEffect;} + +bool BiquadOneHalf::getProductString(char* text) { + vst_strncpy (text, "airwindows BiquadOneHalf", kVstMaxProductStrLen); return true; +} + +bool BiquadOneHalf::getVendorString(char* text) { + vst_strncpy (text, "airwindows", kVstMaxVendorStrLen); return true; +} |