public RenderController(Scene s, Vector2 viewSize) {
scene = s;
queue = new SceneEventQueue(scene);
scene.addListener(queue);
env = RenderTreeBuilder.build(scene, viewSize);
animEngine = new AnimationEngine(scene);
for (SceneObject o : scene.objects) {
if (o instanceof SceneCamera) {
System.out.println("Camera " + o.getID().name + " will not be animated");
} else {
animEngine.addObject(o.getID().name, o);
}
}
}
/**
* Build a tree of RenderObjects that mirrors the tree of SceneObjects in <scene>.
*
* <p>After the objects are created and linked up using the RenderObject.parent and
* RenderObject.children fields, the frame-to-world transformations of all objects are computed.
*
* @param scene
* @param env
*/
public static void buildTree(Scene scene, RenderEnvironment env) {
// Clear Out Any Old Data
env.cameras.clear();
env.lights.clear();
// Pass 1: Create The Render Object Mapping
HashMap<String, RenderObject> dict = new HashMap<>();
for (SceneObject so : scene.objects) {
RenderObject ro;
if (so instanceof SceneCamera) {
ro = new RenderCamera(so, env.viewportSize);
env.cameras.add((RenderCamera) ro);
} else if (so instanceof SceneLight) {
ro = new RenderLight(so);
env.lights.add((RenderLight) ro);
} else {
ro = new RenderObject(so);
}
dict.put(so.getID().name, ro);
}
// Pass 2: Create Parent-Children Bindings
for (SceneObject so : scene.objects) {
if (so.parent != null) {
// Get The Child
RenderObject o = dict.get(so.getID().name);
if (o != null) {
// Get The Parent
RenderObject p = dict.get(so.parent);
if (p != null) {
// Bind Child And Parent
p.children.add(o);
o.parent = p;
}
}
}
}
// Pass 3: Find A Root Node If It Exists
env.root = dict.get("World");
rippleTransformations(env);
// Set Up Render State
env.linkObjectResources();
}
public void checkPicking(Renderer renderer, RenderCamera camera, int mx, int my) {
if (camera == null) return;
// Pick An Object
renderer.beginPickingPass(camera);
renderer.drawPassesPick();
if (currentObject != null) {
// Draw Object Manipulators
GL11.glClearDepth(1.0);
GL11.glClear(GL11.GL_DEPTH_BUFFER_BIT);
DepthState.DEFAULT.set();
BlendState.OPAQUE.set();
RasterizerState.CULL_NONE.set();
drawPick(camera, currentObject, renderer.pickProgram);
}
int id = renderer.getPickID(Mouse.getX(), Mouse.getY());
selectedManipulator = manips.get(id);
if (selectedManipulator != null) {
// Begin Manipulator Operations
System.out.println(
"Selected Manip: " + selectedManipulator.type + " " + selectedManipulator.axis);
return;
}
SceneObject o = scene.objects.get(id);
if (o != null) {
System.out.println("Picked An Object: " + o.getID().name);
if (scenePanel != null) {
scenePanel.select(o.getID().name);
propWindow.tabToForefront("Object");
}
currentObject = rEnv.findObject(o);
} else if (currentObject != null) {
currentObject = null;
}
}
