Initial Commit

Java/Processing/processing-3.3.6/modes/java/examples/Basics/Math/Distance1D/Distance1D.pde

@@ -0,0 +1,54 @@
+/**
+ * Distance 1D. 
+ * 
+ * Move the mouse left and right to control the 
+ * speed and direction of the moving shapes. 
+ */
+ 
+float xpos1;
+float xpos2;
+float xpos3;
+float xpos4;
+int thin = 8;
+int thick = 36;
+
+void setup() 
+{
+  size(640, 360);
+  noStroke();
+  xpos1 = width/2;
+  xpos2 = width/2;
+  xpos3 = width/2;
+  xpos4 = width/2;
+}
+
+void draw() 
+{
+  background(0);
+  
+  float mx = mouseX * 0.4 - width/5.0;
+  
+  fill(102);
+  rect(xpos2, 0, thick, height/2);
+  fill(204);
+  rect(xpos1, 0, thin, height/2);
+  fill(102);
+  rect(xpos4, height/2, thick, height/2);
+  fill(204);
+  rect(xpos3, height/2, thin, height/2);
+	
+  xpos1 += mx/16;
+  xpos2 += mx/64;
+  xpos3 -= mx/16;
+  xpos4 -= mx/64;
+  
+  if(xpos1 < -thin)  { xpos1 =  width; }
+  if(xpos1 >  width) { xpos1 = -thin; }
+  if(xpos2 < -thick) { xpos2 =  width; }
+  if(xpos2 >  width) { xpos2 = -thick; }
+  if(xpos3 < -thin)  { xpos3 =  width; }
+  if(xpos3 >  width) { xpos3 = -thin; }
+  if(xpos4 < -thick) { xpos4 =  width; }
+  if(xpos4 >  width) { xpos4 = -thick; }
+}
+