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OscDialog.cpp
00001 // 00002 // SYNTOPIA. See http://Syntopia.sourceforge.net for details and documentation. 00003 // 00004 // Author of this file: Mikael Hvidtfeldt Christensen (mikaelc@users.sourceforge.net) 00005 // 00006 00007 #include "OscDialog.h" 00008 #include "MainDialog.h" 00009 #include <complex> 00010 #include "windows.h" 00011 00012 namespace SynthGUI { 00013 00014 Sampler * OscDialog::getSampler(int i) 00015 { 00016 // Unsafe typecast 00017 return (Sampler *) myMod->mv[i]; 00018 } 00019 00020 OscDialog::OscDialog(mod * mmod) { 00021 myWindow = new WinForm(640,650, WinForm::standard, "Syntopia - Oscillator setup"); 00022 myFreqTable= new FreqTable(); 00023 00024 myMod = mmod; 00025 00026 // getSampler(0) is the sampler we will draw. 00027 mySampler = getSampler(0); 00028 00029 modCount = myMod->mv.size(); 00030 00031 for (int j = 0; j< modCount; j++) 00032 { 00033 std::cout << j << " : " << myMod->mv[j]->getName() << " : " << myMod->mv[j]->ModID << std::endl; 00034 } 00035 00036 mySampler->hostVoice->setMidiNote(67); 00037 mySampler->hostVoice->setMidiFreq(myFreqTable->freqTab[67]); 00038 mySampler->newMidiEvent(); 00039 showScaled = true; 00040 showFFT = false; 00041 00042 int lx1 = 50; 00043 int lx2 = 280; 00044 int ly1 = 50; 00045 int lx3 = 510; 00046 00047 int yy1 = 50; // wave 00048 int yy2 = yy1+30; // show key 00049 int yy3 = yy2+30; // canvas 00050 int yy4 = yy3+210; // freq 00051 int yy5 = yy4+30; // fm 00052 int yy6 = yy5+30; // pwm 00053 int yy6d = yy6 + 30; 00054 int yy7 = yy6d+10; // output 00055 int yy7d = yy7 + 30; 00056 00057 int yy8 = yy7d+10; // quality 00058 int yy9 = yy8+30; // interpol 00059 int yy10 = yy9+30; // samplelength 00060 int yy11 = yy10+30; // oversampling 00061 int yy11d = yy11+30; // oversampling 00062 00063 00064 00065 // setup Labels 00066 00067 label0 = new Label("Oscillator [Sample based]"); 00068 label1 = new Label("Wave"); 00069 label2 = new Label("Show MidiKey:"); 00070 label5 = new Label("Output:"); 00071 00072 label6 = new Label("Quality:");; 00073 label7 = new Label("Interpolation:"); 00074 label8 = new Label("Samplelength:"); 00075 label9 = new Label("Oversampling:"); 00076 00077 label0->PutInWinForm(myWindow, 10, 10, 200, 30); 00078 00079 label1->PutInWinForm(myWindow, lx1, yy1, 200, 30); 00080 label2->PutInWinForm(myWindow, lx1, yy2, 200, 30); 00081 label5->PutInWinForm(myWindow, lx1, yy7, 200, 30); 00082 00083 label6->PutInWinForm(myWindow, lx1, yy8, 200, 30); 00084 label7->PutInWinForm(myWindow, lx1, yy9, 200, 30); 00085 label8->PutInWinForm(myWindow, lx1, yy10, 200, 30); 00086 label9->PutInWinForm(myWindow, lx1, yy11, 200, 30); 00087 00088 // setup ComboBoxes 00089 00090 WavSel1DD = new ComboBox(); 00091 WavSel1DD->PutInWinForm(myWindow, lx1+70, yy1, 100, 140); 00092 WavSel1DD->add(WS1DD1 = new ComboBoxItem("Preset:")); 00093 WavSel1DD->add(WS1DD2 = new ComboBoxItem("User:")); 00094 WavSel1DD->setSelected(WS1DD1); 00095 00096 WavSel2DD = new ComboBox(); 00097 WavSel2DD->PutInWinForm(myWindow, lx1+180, yy1, 130, 140); 00098 WavSel2DD->add(WS2DD1 = new ComboBoxItem("Sine")); 00099 WavSel2DD->add(WS2DD2 = new ComboBoxItem("Saw")); 00100 WavSel2DD->add(WS2DD3 = new ComboBoxItem("Triangle")); 00101 WavSel2DD->add(WS2DD4 = new ComboBoxItem("Square")); 00102 WavSel2DD->add(WS2DD5 = new ComboBoxItem("XX 1")); 00103 WavSel2DD->add(WS2DD6 = new ComboBoxItem("XX 2")); 00104 WavSel2DD->add(WS2DD7 = new ComboBoxItem("XX 3")); 00105 WavSel2DD->add(WS2DD8 = new ComboBoxItem("XX 4")); 00106 WavSel2DD->setSelected(WS2DD1); 00107 00108 WavSel3DD = new ComboBox(); 00109 WavSel3DD->PutInWinForm(myWindow, lx1+180, yy1-30, 200, 140); 00110 WavSel3DD->add(WS3DD1 = new ComboBoxItem("None available..")); 00111 WavSel3DD->setSelected(WS3DD1); 00112 WavSel3DD->hide(); 00113 00114 outputDD = new ComboBox(); 00115 outputDD->PutInWinForm(myWindow, lx1+100, yy7, (lx3-80)-(lx1+100), 140); 00116 outputDD->add(outputDD1 = new ComboBoxItem("None available..")); 00117 outputDD->setSelected(outputDD1); 00118 00119 00120 interpolDD = new ComboBox(); 00121 interpolDD->PutInWinForm(myWindow, lx1+100, yy9,(lx3-80)-(lx1+100), 140); 00122 interpolDD->add(interpolDD1 = new ComboBoxItem("None.")); 00123 interpolDD->add(interpolDD2 = new ComboBoxItem("Linear.")); 00124 interpolDD->add(interpolDD3 = new ComboBoxItem("Cubic Hermite.")); 00125 interpolDD->add(interpolDD4 = new ComboBoxItem("5 Point Spline.")); 00126 interpolDD->add(interpolDD5 = new ComboBoxItem("Pure Sine (reference signal)")); 00127 interpolDD->setSelected(interpolDD1); 00128 00129 00130 // Setup Canvases. 00131 00132 waveCanvas = new MCanvas(); 00133 waveCanvas->PutInWinForm(myWindow, lx1,yy3,430,200); 00134 00135 // Setup Inputs 00136 00137 freqInput = new AInput("Freq", 100.0f, 22000.0f, 1000, false); 00138 FMInput = new AInput("FM", 0.0001f, 1.5f, 1000, false); 00139 PWMInput = new AInput("PWM", 0.0001f, 1.5f, 1000, false); 00140 midikeyInput = new SlideInput("Show Midi Key:", 21.0, 107.0, 86, true); 00141 00142 freqInput->PutInWinForm(myWindow, lx1,yy4,200,200); 00143 FMInput->PutInWinForm(myWindow, lx1,yy5,200,200); 00144 PWMInput->PutInWinForm(myWindow, lx1,yy6,200,200); 00145 midikeyInput->PutInWinForm(myWindow, lx1, yy2 , 200,200); 00146 00147 // Setup buttons 00148 00149 OKButton = new Button("OK"); 00150 CancelButton = new Button("Cancel"); 00151 EditButton = new Button("Edit.."); 00152 scaleButton = new Button("Scale.."); 00153 FFTButton = new Button("FFT."); 00154 00155 OKButton->PutInWinForm(myWindow,lx3,ly1,100,28); 00156 CancelButton->PutInWinForm(myWindow,lx3,ly1+40,100,28); 00157 EditButton->PutInWinForm(myWindow,lx1+320,yy1,100,28); 00158 scaleButton->PutInWinForm(myWindow,lx3,yy3+40,100,28); 00159 FFTButton->PutInWinForm(myWindow,lx3,yy3+80,100,28); 00160 00161 // Setup Dividers 00162 00163 div1 = new divider(); 00164 div2 = new divider(); 00165 div3 = new divider(); 00166 div4 = new divider(); 00167 div5 = new divider(); 00168 00169 div1->PutInWinForm(myWindow, lx3-15, 5, 5, 600); 00170 div2->PutInWinForm(myWindow, 5, 29, lx3-35, 5); 00171 div3->PutInWinForm(myWindow, lx1, yy6d, lx3-80 ,5); 00172 div4->PutInWinForm(myWindow, lx1, yy7d, lx3-80, 5); 00173 div5->PutInWinForm(myWindow, lx1, yy11d, lx3-80, 5); 00174 00175 // Debug: 00176 myText2 = new TextBox(); 00177 myText2->PutInWinForm(myWindow,lx1+600,450,lx2+200-lx1,100); 00178 00179 GUIControl::GUIInstance->ErrorTextBox = myText2; 00180 OKButton->setEventHandler(this); 00181 CancelButton->setEventHandler(this); 00182 midikeyInput->setEventHandler(this); 00183 WavSel2DD->setEventHandler(this); 00184 interpolDD->setEventHandler(this); 00185 FFTButton->setEventHandler(this); 00186 scaleButton->setEventHandler(this); 00187 /* 00188 myText->setEventHandler(this); 00189 myText2->setEventHandler(this); 00190 00191 OscDropDown->setEventHandler(this); 00192 freqInput->setEventHandler(this); 00193 QInput->setEventHandler(this); 00194 */ 00195 myWindow->show(); 00196 drawSample(); 00197 } 00198 00199 void OscDialog::MessageLoop() { 00200 // Enter Loop until Exit. 00201 GUIControl::GUIInstance->MessageLoop(); 00202 } 00203 00204 OscDialog::~OscDialog() { 00205 // Clean Up. 00206 delete(myWindow); 00207 } 00208 00209 00210 void OscDialog::drawSample() 00211 { 00212 00213 int w=waveCanvas->getWidth()-5; 00214 int h=waveCanvas->getHeight()-15; 00215 00216 int MAX = 1.1; 00217 int MIN = -1.1; 00218 00219 waveCanvas->clear(); 00220 00221 float * data; 00222 00223 int samples = 0; 00224 int usamples = 1+(int)(48000.0f/mySampler->hostVoice->getMidiFreq()); 00225 float slen=(48000.0f/mySampler->hostVoice->getMidiFreq()); 00226 if (showScaled) { 00227 samples = 1+(int)(48000.0f/mySampler->hostVoice->getMidiFreq()); 00228 } else { 00229 samples = 8192; 00230 } 00231 samples = 4096; 00232 if (showFFT) {samples *= 1;} 00233 data = new float[samples]; 00234 mySampler->resetPhase(); 00235 for (int j=0; j<samples; j++) 00236 { mySampler->update(); 00237 data[j]=mySampler->Output1->read(); 00238 // std::cout << data[j] << std::endl; 00239 } 00240 00241 if (!showFFT) 00242 { 00243 // Draw the sample in time domain 00244 waveCanvas->setColor(1,1,251); 00245 float xpos; 00246 { waveCanvas->setColor(210,210,10); 00247 for (int i=0; i<samples; i++) 00248 { 00249 if (!showScaled) { 00250 xpos = ((float)(i * w)/samples) ; 00251 } else { 00252 xpos = ((float)(i * w)/slen) ; 00253 while (xpos > w) {xpos -= w;} 00254 } 00255 00256 waveCanvas->line((int)xpos,h-5-((h-10)*(data[i]-MIN)/(MAX-MIN)), 00257 (int)xpos,h/2 ); 00258 waveCanvas->putPixel((int)xpos,h-5-((h-10)*(data[i]-MIN)/(MAX-MIN)),1,1,1); 00259 00260 } 00261 } 00262 00263 } else 00264 { 00265 // Draw the sample in frequency domain. 00266 waveCanvas->setColor(210,10,10); 00267 float * mdata; 00268 float xpos; 00269 float val,phase; 00270 mdata = new float[samples * 2]; 00271 for (int j = 0; j<samples; j++) 00272 { 00273 mdata[j*2]=data[j]; 00274 mdata[j*2+1]=0; 00275 } 00276 Fourier::transform(mdata, samples, 1); 00277 MIN = 10000; 00278 { 00279 for (int i=0; i<samples*2; i=i+2) 00280 { 00281 val = sqrt(mdata[i]*mdata[i]+mdata[i+1]*mdata[i+1]); 00282 phase = std::arg(std::complex<float>(mdata[i],mdata[i+1])); 00283 if (val < 12) val = 12.0; 00284 val = 20.0*log(val); 00285 mdata[i]=val; 00286 mdata[i+1]=phase; 00287 if (MIN > val) {MIN = val;} 00288 if (MAX < val) {MAX = val;} 00289 }} 00290 00291 for (int i=0; i<samples/2; i++) 00292 { waveCanvas->setColor(210,10,10); 00293 xpos = ((float)(i * w)/(samples/2)) ; 00294 waveCanvas->line((int)xpos,h/2-((h/2-10)*(mdata[i*2]-MIN)/(MAX-MIN)), 00295 (int)xpos,h/2 ); 00296 if (true) { 00297 waveCanvas->setColor(10,210,10); 00298 waveCanvas->line((int)xpos,h/2-((h/2-10)*(mdata[i*2+1]-3.14)/(6.28)), 00299 (int)xpos,h/2 ); 00300 } 00301 //waveCanvas->putPixel((int)xpos,h-5-((h-10)*(mdata[i]-MIN)/(MAX-MIN)),2,2,2); 00302 } 00303 delete [] mdata; 00304 } 00305 delete [] data; 00306 waveCanvas->doDraw(); 00307 } 00308 00309 00310 void OscDialog::HandleEvents(event ev) { 00311 if ((ev.EventSource==OKButton)) 00312 { 00313 drawSample(); 00314 std::cout << "OK BUTTON" << std::endl; 00315 } 00316 00317 if ((ev.EventSource==midikeyInput)) 00318 { 00319 midikey = midikeyInput->getValue(); 00320 mySampler->hostVoice->setMidiNote(midikey); 00321 mySampler->hostVoice->setMidiFreq(myFreqTable->freqTab[midikey]); 00322 mySampler->newMidiEvent(); 00323 drawSample(); 00324 } 00325 00326 if ((ev.EventSource==scaleButton)) { 00327 showScaled = !showScaled; 00328 drawSample(); 00329 } 00330 00331 if ((ev.EventSource==FFTButton)) { 00332 showFFT = !showFFT; 00333 drawSample(); 00334 } 00335 00336 if ((ev.EventSource==WavSel2DD) && (HIWORD(ev.wParam)==CBN_SELCHANGE)) 00337 { 00338 // Turn off VST update() calls. 00339 SynthEngine::active(false); 00340 00341 if (WavSel2DD->getSelected() == WS2DD2) { 00342 for (int i=0; i<modCount; i++) 00343 getSampler(i)->setSawtooth(1024); 00344 drawSample(); 00345 } 00346 if (WavSel2DD->getSelected() == WS2DD3) { 00347 for (int i=0; i<modCount; i++) 00348 getSampler(i)->setTriangle(1024); 00349 drawSample(); 00350 } 00351 if (WavSel2DD->getSelected() == WS2DD4) { 00352 for (int i=0; i<modCount; i++) 00353 getSampler(i)->setSquare(1024); 00354 drawSample(); 00355 } 00356 if (WavSel2DD->getSelected() == WS2DD1) { 00357 for (int i=0; i<modCount; i++) 00358 getSampler(i)->setSine(1024); 00359 drawSample(); 00360 } 00361 if (WavSel2DD->getSelected() == WS2DD5) { 00362 for (int i=0; i<modCount; i++) 00363 getSampler(i)->setWave1(1024); 00364 drawSample(); 00365 } 00366 if (WavSel2DD->getSelected() == WS2DD6) { 00367 for (int i=0; i<modCount; i++) 00368 getSampler(i)->setWave2(1024); 00369 drawSample(); 00370 } 00371 if (WavSel2DD->getSelected() == WS2DD7) { 00372 for (int i=0; i<modCount; i++) 00373 getSampler(i)->setWave3(1024); 00374 drawSample(); 00375 } 00376 if (WavSel2DD->getSelected() == WS2DD8) { 00377 for (int i=0; i<modCount; i++) 00378 getSampler(i)->setWave4(1024); 00379 drawSample(); 00380 } 00381 00382 // Turn on VST update() calls. 00383 SynthEngine::active(true); 00384 } 00385 00386 00387 if ((ev.EventSource==interpolDD) && (HIWORD(ev.wParam)==CBN_SELCHANGE)) 00388 { 00389 // We got an event from the Interpolation Drop Down box. 00390 00391 if (interpolDD->getSelected() == interpolDD1) { 00392 // 'none' 00393 //MessageBox( NULL, "Cool", "NONE SElected", MB_OK | MB_ICONINFORMATION ); 00394 for (int i=0; i<modCount; i++) 00395 getSampler(i)->interpolationType = Sampler::none; 00396 } 00397 00398 if (interpolDD->getSelected() == interpolDD2) { 00399 // 'linear' 00400 for (int i=0; i<modCount; i++) 00401 getSampler(i)->interpolationType = Sampler::linear; 00402 } 00403 if (interpolDD->getSelected() == interpolDD3) { 00404 // 'Cubic spline' 00405 for (int i=0; i<modCount; i++) 00406 getSampler(i)->interpolationType = Sampler::cubicHermite; 00407 } 00408 if (interpolDD->getSelected() == interpolDD4) { 00409 // '5 Point Spline' 00410 for (int i=0; i<modCount; i++) 00411 getSampler(i)->interpolationType = Sampler::spline5Point; 00412 00413 } 00414 if (interpolDD->getSelected() == interpolDD5) { 00415 // 'Pure Sine' 00416 for (int i=0; i<modCount; i++) 00417 getSampler(i)->interpolationType = Sampler::pureSine; 00418 00419 } 00420 drawSample(); 00421 } 00422 00423 00424 00425 } 00426 00427 }; // end of namespace: SynthGUI
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