Lektion 2 Logische Operatoren

Lektion 2/Logische_Operatoren/Pulsierende_Farbe/Pulsierende_Farbe.pde

@@ -0,0 +1,26 @@
+int ellipseColor = 0;
+boolean onceWhite = false;
+
+void setup() {
+  size(400,400);
+}
+void draw() {
+  background(255);
+  fill(ellipseColor);
+
+  ellipse(width/2, height/2, 50, 50);
+  // actually change color
+  if (ellipseColor < 255 && onceWhite == false) {
+    ellipseColor++;
+  } else if (ellipseColor > 0 && onceWhite == true) {
+    ellipseColor--;
+  }
+
+  // switch between white and black
+  if (ellipseColor == 255 && onceWhite == false) {
+    onceWhite = true;
+  }
+  if (ellipseColor == 0 && onceWhite == true) {
+    onceWhite = false;
+  }
+}