11/4 in class

Processing
Visualize an analog sources from sensor's input
* Using the brightness of video capture input instead of variable from sensors

import processing.video.*;

Capture myCapture;

int cellsize = 3;

int cols, rows;   

PFont font;

void setup () {

  size(400, 300);        

  cols = width/cellsize;            

  rows = height/cellsize;      

  frameRate(30);

 myCapture = new Capture(this, width, height, 30);

}

void captureEvent (Capture myCapture) {

  myCapture.read();

  }

  

void draw () {

  background(0);

  loadPixels();

  for ( int i = 0; i < cols;i++) {

    for ( int j = 0; j < rows;j++) {

      int x = i*cellsize + cellsize/2; 

      int y = j*cellsize + cellsize/2; 

      int loc = x + y*width;           // Pixel array location

      color c = myCapture.pixels[loc];       // Grab the color

      float z = (mouseX/(float)width) * brightness(myCapture.pixels[loc]) - 20 ;

      

      

     println(loc);   

     stroke(123,128,158);

     line(cellsize, height, cellsize, height - loc);

      if (cellsize >= width) {

      cellsize = 0;

   

    background(48,31,65); 

  } 

  else {

    // increment the horizontal position for the next reading:

    cellsize++;

  }

   

     }

    

  }

    

}