Create T_Strip_Processing.pde

Triangle_Strip/T_Strip_Processing.pde

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+// FOR PROCESSING
+// looping song code reference: 
+// 1. http://www.andrew.cmu.edu/course/15-100mns/bn22.pdf
+// 2. http://code.compartmental.net/minim/audioplayer_method_loop.html
+// livecoding for visuals w/ processing tutorial by Kesson
+// https://www.youtube.com/watch?v=fO1uW-xhwtA&t=303s
+// MUSIC: NUCLEYA: download link: https://nucleya.bandcamp.com/album/bass-rani
+
+// sisixiyu x harshikajain
+
+//----------------------------------------------------------------------------
+import vsync.*;
+import peasy.*;
+import processing.serial.*;
+import processing.sound.*;
+
+import ddf.minim.*;
+import ddf.minim.analysis.*;
+import ddf.minim.effects.*;
+import ddf.minim.signals.*;
+import ddf.minim.spi.*;
+import ddf.minim.ugens.*;
+
+Minim minim;
+AudioInput in;
+BeatDetect beat;
+AudioPlayer song;
+
+Serial myPort; //initialise variable myPort for serial communication
+float changing_colour;
+
+PeasyCam cam;
+
+int loopcount;
+
+//----------------------------------------------------------------------------
+void setup() {
+  size(600, 400, P3D);
+  cam = new PeasyCam(this, 500);
+
+  minim = new Minim(this);
+  //in = minim.getLineIn(Minim, STEREO, 1024);
+  beat = new BeatDetect();
+  beat.setSensitivity(400);
+
+  myPort = new Serial(this, "/dev/cu.usbmodem14301", 9600);
+  myPort.bufferUntil ( '\n' ); // Receiving the data from the Arduino IDE
+
+  song = minim.loadFile("Nucleya - Bass Rani - 02 Bass Rani.mp3");
+  song.play();
+  song.loop(4);
+}
+
+//----------------------------------------------------------------------------
+void serialEvent  (Serial myPort) {
+  // Changing the background color according to received data
+  changing_colour  =  float (myPort.readStringUntil ( '\n' ) ) ;  
+} 
+
+//----------------------------------------------------------------------------
+void draw() {
+  //comment the background in and out 
+  //background(changing_colour, 150, 50); // Initial background color, when we will open the serial window
+  background(50, 50, changing_colour); // Initial background color, when we will open the serial window
+
+  beat.detect(song.mix);
+
+  blendMode(NORMAL);
+  perspective(PI/3.0, width/ height, 10.0, 1000000.0);
+
+  cam.rotateY(0.04); 
+  cam.rotateX(0.04);
+  cam.setDistance (500 + abs(sin(frameCount*0.01))*500);
+
+  cam.beginHUD();
+  for (int i = 0; i < width; i++) {
+    stroke(255, song.mix.get(i)*500);
+    line(i, height/2 + song.mix.get(i)*400, i, height/2 - song.mix.get(i)*400);
+  }
+  cam.endHUD();
+
+  hint(DISABLE_DEPTH_TEST);
+
+  int total = 100;
+  PVector[][]pp = new PVector[total][total];
+
+  for (int i = 0; i < total; i++) {
+    float lat = map(i, 0, total-1, -HALF_PI, HALF_PI);
+
+    for (int j = 0; j < total; j++) {
+      float lon = map (j, 0, total-1, -PI, PI);
+
+      int imnd = i + j * total;
+      float r = 200 + song.mix.get(imnd%1024)*200;
+
+      float x = r* cos(lat) * cos(lon);
+      float y = r* sin(lat) * cos(lon);
+      float z = r * sin(lon);
+      pp [i][j] = new PVector(x, y, z);
+    }
+  }
+
+    //Blends the pixels in the display window according to a defined mode.
+    //ADD - additive blending with white clip: C = min(A*factor + B, 255)
+    blendMode (ADD);
+
+  for (int i = 0; i< total-1; i++) {
+
+    beginShape(TRIANGLE_STRIP);
+    stroke(150, 50, changing_colour, song.mix.get(i)*500);
+    noFill();
+    //fill(song.mix.get(i)*500);
+
+    for (int j = 0; j<total; j++) {
+      vertex (pp[i][j].x, pp[i][j].y, pp[i][j].z);
+      vertex (pp[i+1][j].x, pp[i+1][j].y, pp[i+1][j].z);
+    }
+    endShape();
+  }
+
+  if (beat.isOnset()) {
+    background(255);
+  }
+
+  if (mousePressed && (mouseButton == LEFT)) {
+    myPort.write('1');
+  }
+  if (mousePressed && (mouseButton == RIGHT)) {
+    myPort.write('0');
+  }
+}
+
+//----------------------------------------------------------------------------
+//void keyPressed (){
+//  String keystr = String.valueOf(key);
+//  int num = int(keystr);
+//  if (num>0 && num < 10){
+//    song.loop(num);
+//    loopcount = num;
+//  }
+//}
+
+//----------------------------------------------------------------------------
+//void stop() {
+//  song.close();
+//  minim.stop();
+//  super.stop();
+//}
+
+//----------------------------------------------------------------------------
+// explanation of different components of code: 
+// 1. blendMode(): https://processing.org/reference/blendMode_.html