Updated shader examples on desktop

java/libraries/opengl/examples/Shaders/EdgeDetect/EdgeDetect.pde

@@ -1,8 +1,8 @@
 // This example shows how to change the default fragment shader used
-// in P3D to render textures, by a custom one that applies a simple 
+// in P2D to render textures, by a custom one that applies a simple 
 // edge detection filter.
 //
-// Press any key to switch between the custom and the default shader.
+// Press the mouse to switch between the custom and the default shader.
 
 PImage img;
 PShader shader;
@@ -10,7 +10,7 @@ PGraphicsOpenGL pg;
 boolean customShader;
   
 void setup() {
-  size(400, 400, P3D);
+  size(400, 400, P2D);
   img = loadImage("berlin-1.jpg");
     
   pg = (PGraphicsOpenGL)g;
@@ -23,7 +23,7 @@ public void draw() {
   image(img, 0, 0, width, height);
 }
   
-public void keyPressed() {
+public void mousePressed() {
   if (customShader) {
     pg.defaultShader(TEXTURE_SHADER);
     customShader = false;