mau5-mapper/pattern.pde at master · jmazur/mau5-mapper · GitHub

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color[] colours = { #f7a85d, #f7f45d, #f75d60, #d8f75d, #8cf75d, #f7c95d, #5df7ef, #5db2f7, #5df7a3, #895df7, #d65df7, #5d7ff7};
boolean isVertical = true;
float totalBars;

void initPattern() {
  totalBars = width / magnification;
}

void drawPattern() {
  for (int i = 0; i < totalBars; i = i + 1) {

    int colourIndex = (i % (colours.length * accuracy)) / accuracy;
    color c = colours[colourIndex];

    noStroke();
    fill(c);

    if (isVertical) {
      rect(magnification * i, 0, magnification, height);
      continue;
    }

    rect(0, magnification * i, width, magnification);

  }
}

void changeOrientation() {
  if (key == ' ') {
    if (isVertical) {
      isVertical = false;
      return;
    }

    isVertical = true;
  }
}