Initial Commit

Java/Processing/processing-3.3.6/modes/java/examples/Basics/Image/Transparency/Transparency.pde

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+/**
+ * Transparency. 
+ * 
+ * Move the pointer left and right across the image to change
+ * its position. This program overlays one image over another 
+ * by modifying the alpha value of the image with the tint() function. 
+ */
+
+PImage img;
+float offset = 0;
+float easing = 0.05;
+
+void setup() {
+  size(640, 360);
+  img = loadImage("moonwalk.jpg");  // Load an image into the program 
+}
+
+void draw() { 
+  image(img, 0, 0);  // Display at full opacity
+  float dx = (mouseX-img.width/2) - offset;
+  offset += dx * easing; 
+  tint(255, 127);  // Display at half opacity
+  image(img, offset, 0);
+}
+
+
+
+
+