moving the OpenGL examples to the core

java/examples/OpenGL/Tests/OffscreenTest/OffscreenTest.pde

@@ -0,0 +1,32 @@
+PGraphics pg;
+
+void setup() {
+  size(400, 400, P3D);
+
+  pg = createGraphics(400, 400, P3D);
+  pg.smooth(4);
+}
+
+void draw() {
+  background(0);
+
+  pg.beginDraw();
+  pg.background(255, 0, 0);
+  pg.ellipse(mouseX, mouseY, 100, 100);
+  pg.endDraw();
+
+  image(pg, 0, 0, 400, 400);
+}
+
+void keyPressed() {
+  if (key == '1') pg.smooth(1);
+  else if (key == '2') pg.smooth(2);
+  else if (key == '3') pg.smooth(4);
+  else if (key == '4') pg.smooth(8);
+  else if (key == '5') pg.smooth(16);
+  else if (key == '6') pg.smooth(32); 
+  else if (key == ' ') {
+    ((PGraphicsOpenGL)g).restartPGL();
+  }
+}
+

java/examples/OpenGL/Tests/RedrawTest/RedrawTest.pde

@@ -0,0 +1,14 @@
+void setup() {
+  size(400, 400, P3D);  
+  noLoop();
+}
+
+void draw() {
+  background(255, 0, 0);
+  ellipse(mouseX, mouseY, 100, 50);
+  println("draw");  
+}
+
+void keyPressed() {
+  redraw();
+}

java/examples/OpenGL/Tests/ResizeTest/ResizeTest.pde

@@ -0,0 +1,10 @@
+void setup() {
+  size(400, 400, P3D);
+  frame.setResizable(true);
+}
+
+void draw() {
+  background(255, 0, 0);
+  ellipse(width/2, height/2, 100, 50);  
+}
+

java/examples/OpenGL/Tests/RestartTest/RestartTest.pde

@@ -0,0 +1,25 @@
+  PShape cube;
+
+  public void setup() {
+    size(400, 400, P3D);
+
+    cube = createShape(BOX, 100);
+  }
+
+  public void draw() {
+    background(120);
+    
+    lights();
+    
+    translate(mouseX, mouseY);
+    rotateX(frameCount * 0.01f);
+    rotateY(frameCount * 0.01f);
+    
+    shape(cube);    
+  }
+
+  public void keyPressed() {
+    // Restarts the OpenGL surface. Automatically 
+    // recreates all the current GL resources.
+    ((PGraphicsOpenGL)g).restartPGL();
+  }

java/examples/OpenGL/Tests/SmoothTest/SmoothTest.pde

@@ -0,0 +1,19 @@
+void setup() {
+  size(400, 400, P3D); 
+  smooth(2);
+}
+
+void draw() {
+  background(255, 0, 0);
+  ellipse(mouseX, mouseY, 100, 100);  
+}
+
+void keyPressed() {  
+  if (key == '1') smooth(1);
+  else if (key == '2') smooth(2);
+  else if (key == '3') smooth(4);
+  else if (key == '4') smooth(8);
+  else if (key == '5') smooth(16);
+  else if (key == '6') smooth(32); 
+}
+