some fixes in PShape examples

java/examples/Topics/Create Shapes/BeginEndContour/BeginEndContour.pde

@@ -13,6 +13,7 @@ void setup() {
   s = createShape();
   s.noFill();
   s.stroke(255);
+  s.strokeWeight(2);
   // Exterior part of shape
   s.beginContour();
   s.vertex(-100,-100);

java/examples/Topics/Create Shapes/GroupPShape/GroupPShape.pde

@@ -64,6 +64,5 @@ void draw() {
   // Display the group PShape
   translate(mouseX, mouseY);
   shape(group);
-   
 }
 

java/examples/Topics/Create Shapes/PathPShape/PathPShape.pde

@@ -8,13 +8,13 @@
 PShape path;
 
 void setup() {
-  size(640, 360, P2D);
+  size(640, 360, P3D);
   smooth();
   // Create the shape
   path = createShape();
   // Set fill and stroke
   path.noFill();
-  path.stroke(0);
+  path.stroke(255);
   path.strokeWeight(2);
   
   float x = 0;
@@ -29,7 +29,7 @@ void setup() {
 }
 
 void draw() {
-  background(255);
+  background(51);
   // Draw the path at the mouse location
   translate(mouseX, mouseY);
   shape(path);

java/examples/Topics/Create Shapes/PolygonPShape/PolygonPShape.pde

@@ -16,6 +16,7 @@ void setup() {
   // You can set fill and stroke
   star.fill(102);
   star.stroke(255);
+  star.strokeWeight(2);
   // Here, we are hardcoding a series of vertices
   star.vertex(0, -50);
   star.vertex(14, -20);

java/examples/Topics/Create Shapes/PolygonPShapeOOP/Star.pde

@@ -15,6 +15,7 @@ class Star {
     // You can set fill and stroke
     s.fill(102);
     s.stroke(255);
+    s.strokeWeight(2);
     // Here, we are hardcoding a series of vertices
     s.vertex(0, -50);
     s.vertex(14, -20);
@@ -33,8 +34,8 @@ class Star {
   void move() {
     // Demonstrating some simple motion
     x++;
-    if (x > width) {
-      x = 0;
+    if (x > width+100) {
+      x = -100;
     }
   }
 

java/examples/Topics/Create Shapes/PrimitivePShape/PrimitivePShape.pde

@@ -13,7 +13,7 @@ void setup() {
   smooth();
   // Creating the PShape as an ellipse
   // The corner is -50,-50 so that the center is at 0,0 
-  circle = createShape(ELLIPSE,-50,-50,100,100);
+  circle = createShape(RECT,-50,-25,100,50);
 }
 
 void draw() {
@@ -21,7 +21,7 @@ void draw() {
   // We can dynamically set the stroke and fill of the shape
   circle.stroke(255);  
   circle.strokeWeight(4);
-  circle.fill(map(mouseX,0,width,0,255)); // Not working in P2D??
+  circle.fill(map(mouseX,0,width,0,255));
   // We can use translate to move the PShape
   translate(mouseX, mouseY);
   // Drawing the PShape

java/examples/Topics/Create Shapes/WigglePShape/WigglePShape.pde

@@ -9,7 +9,7 @@
 Wiggler w;
 
 void setup() {
-  size(640, 360, P3D);
+  size(640, 360, P2D);
   smooth();
   w = new Wiggler();
 }

java/examples/Topics/Create Shapes/WigglePShape/Wiggler.pde

@@ -30,6 +30,7 @@ class Wiggler {
     s = createShape();
     s.fill(127);
     s.stroke(0);
+    s.strokeWeight(2);
     for (PVector v : original) {
       s.vertex(v.x, v.y);
     }