void updateServerElements() {
for (RigidBody rb : rigidBodies) {
ServerElement element = rigidBodyToServerElement.get(rb);
if (rb != null && rb.getMotionState() != null) {
rb.getMotionState().getWorldTransform(tmpTrans);
element.setTransform(tmpTrans);
}
if (!rb.isActive()) {
rb.activate();
}
// log.debug(" "+element.getPosition());
}
for (Integer id : serverGameArea.getGameState().getDynamicElements().keySet()) {
ServerElement elem = serverGameArea.getGameState().getDynamicElements().get(id);
elem.getCollidees().clear();
}
Integer nbManifold = dynamicsWorld.getDispatcher().getNumManifolds();
for (Integer i = 0; i < nbManifold; i++) {
PersistentManifold pm = dynamicsWorld.getDispatcher().getManifoldByIndexInternal(i);
RigidBody rb0 = (RigidBody) pm.getBody0();
RigidBody rb1 = (RigidBody) pm.getBody1();
ServerElement elem0 = rigidBodyToServerElement.get(rb0);
ServerElement elem1 = rigidBodyToServerElement.get(rb1);
if ((elem0 instanceof ServerBullet) || (elem1 instanceof ServerBullet)) {
log.info("coll " + elem0 + " " + elem1);
}
elem0.addCollidee(elem1);
elem1.addCollidee(elem0);
}
}
public void updateChunks() {
ArrayList<Chunk> chunks = CoreRegistry.get(WorldRenderer.class).getChunksInProximity();
HashSet<RigidBody> newBodies = new HashSet<RigidBody>();
for (int i = 0; i < 32 && i < chunks.size(); i++) {
final Chunk chunk = chunks.get(i);
if (chunk != null) {
chunk.updateRigidBody();
RigidBody c = chunk.getRigidBody();
if (c != null) {
newBodies.add(c);
if (!_chunks.contains(c)) {
_discreteDynamicsWorld.addRigidBody(c);
}
}
}
}
for (RigidBody body : _chunks) {
if (!newBodies.contains(body)) {
_discreteDynamicsWorld.removeRigidBody(body);
}
}
_chunks = newBodies;
}
void initPhysics() {
// collision configuration contains default setup for memory, collision
// setup. Advanced users can create their own configuration.
CollisionConfiguration collisionConfiguration = new DefaultCollisionConfiguration();
// use the default collision dispatcher. For parallel processing you
// can use a diffent dispatcher (see Extras/BulletMultiThreaded)
CollisionDispatcher dispatcher = new CollisionDispatcher(collisionConfiguration);
// the maximum size of the collision world. Make sure objects stay
// within these boundaries
// Don't make the world AABB size too large, it will harm simulation
// quality and performance
Vector3f worldAabbMin = new Vector3f(-100, -100, -100);
Vector3f worldAabbMax = new Vector3f(100, 100, 100);
int maxProxies = 1024;
AxisSweep3 overlappingPairCache = new AxisSweep3(worldAabbMin, worldAabbMax, maxProxies);
// BroadphaseInterface overlappingPairCache = new SimpleBroadphase(
// maxProxies);
// the default constraint solver. For parallel processing you can use a
// different solver (see Extras/BulletMultiThreaded)
SequentialImpulseConstraintSolver solver = new SequentialImpulseConstraintSolver();
dynamicsWorld =
new DiscreteDynamicsWorld(dispatcher, overlappingPairCache, solver, collisionConfiguration);
dynamicsWorld.setGravity(new Vector3f(0, -5, 0));
}
private synchronized void addQueuedBodies() {
while (!_insertionQueue.isEmpty()) {
RigidBody body = _insertionQueue.poll();
if (body instanceof BlockRigidBody) _blocks.add((BlockRigidBody) body);
_discreteDynamicsWorld.addRigidBody(body);
}
}
void addStaticServerElement(ServerElement elem) {
RigidBody rb =
createBody(
0f, elem.getPosition(), getCollisionShape(elem.getSize()), 0f, elem.getOriantation());
staticBodies.add(rb);
// staticServerElements.add(elem);
elementToRigidBody.put(elem, rb);
rigidBodyToServerElement.put(rb, elem);
dynamicsWorld.addRigidBody(rb);
}
private void removeTemporaryBlocks() {
if (_blocks.size() > 0) {
for (int i = _blocks.size() - 1; i >= 0; i--) {
if (!_blocks.get(i)._temporary) continue;
if (!_blocks.get(i).isActive() || _blocks.get(i).calcAgeInMs() > 10000) {
_discreteDynamicsWorld.removeRigidBody(_blocks.get(i));
_blocks.remove(i);
}
}
}
}
public void update(float delta) {
addQueuedBodies();
try {
_discreteDynamicsWorld.stepSimulation(delta, 3);
} catch (Exception e) {
_logger.log(
Level.WARNING,
"Somehow Bullet Physics managed to throw an exception again. Go along: " + e.toString());
}
updateChunks();
removeTemporaryBlocks();
checkForLootedBlocks();
}
public void removeServerElement(ServerElement element) {
RigidBody rb = elementToRigidBody.get(element);
if (rb == null) {
log.error("element " + element + " alredy removed");
} else {
rigidBodyToServerElement.remove(rb);
elementToRigidBody.remove(element);
rigidBodies.remove(rb);
// dynamicServerElements.remove(element.getId());
dynamicsWorld.removeRigidBody(rb);
if (element instanceof ServerPlayer) {
ServerPlayer p = (ServerPlayer) element;
players.remove(p);
}
}
}
public BulletPhysicsRenderer(WorldRenderer parent) {
_broadphase = new DbvtBroadphase();
_defaultCollisionConfiguration = new DefaultCollisionConfiguration();
_dispatcher = new CollisionDispatcher(_defaultCollisionConfiguration);
_sequentialImpulseConstraintSolver = new SequentialImpulseConstraintSolver();
_discreteDynamicsWorld =
new DiscreteDynamicsWorld(
_dispatcher,
_broadphase,
_sequentialImpulseConstraintSolver,
_defaultCollisionConfiguration);
_discreteDynamicsWorld.setGravity(new Vector3f(0f, -10f, 0f));
_parent = parent;
_blockItemFactory =
new BlockItemFactory(
CoreRegistry.get(EntityManager.class), CoreRegistry.get(PrefabManager.class));
_timer = CoreRegistry.get(Timer.class);
}
public void render() {
FloatBuffer mBuffer = BufferUtils.createFloatBuffer(16);
float[] mFloat = new float[16];
GL11.glPushMatrix();
Vector3d cameraPosition = _parent.getActiveCamera().getPosition();
GL11.glTranslated(-cameraPosition.x, -cameraPosition.y, -cameraPosition.z);
List<CollisionObject> collisionObjects = _discreteDynamicsWorld.getCollisionObjectArray();
for (CollisionObject co : collisionObjects) {
if (co.getClass().equals(BlockRigidBody.class)) {
BlockRigidBody br = (BlockRigidBody) co;
Block block = BlockManager.getInstance().getBlock(br.getType());
Transform t = new Transform();
br.getMotionState().getWorldTransform(t);
t.getOpenGLMatrix(mFloat);
mBuffer.put(mFloat);
mBuffer.flip();
GL11.glPushMatrix();
GL11.glMultMatrix(mBuffer);
if (br.getCollisionShape() == _blockShapeHalf) GL11.glScalef(0.5f, 0.5f, 0.5f);
else if (br.getCollisionShape() == _blockShapeQuarter) GL11.glScalef(0.25f, 0.25f, 0.25f);
block.renderWithLightValue(_parent.getRenderingLightValueAt(new Vector3d(t.origin)));
GL11.glPopMatrix();
}
}
GL11.glPopMatrix();
}
// Vector3f turnVector = new Vector3f(0f,2f,0f);
// Vector3f turnInvVector = new Vector3f(0f,-2f,0f);
public synchronized void step(Integer milliseconds) {
Boolean commanded;
for (ServerPlayer p : players) {
commanded = false;
if (p.getAccel() != 0f) {
setServerElementAccel(p, p.getAccel());
p.setAccel(0f);
commanded = true;
}
if (p.getStraf() != 0f) {
setServerElementStraf(p, p.getStraf());
p.setStraf(0f);
commanded = true;
}
if (p.getTurn() != 0f) {
setElementRotation(p, p.getTurn());
p.setTurn(0f);
commanded = true;
}
if (commanded) {
} else {
setServerElementForce(p);
}
}
updateRigidBodys();
// dynamicsWorld.stepSimulation(1.f / 30.f, 10);
dynamicsWorld.stepSimulation(milliseconds, 2);
updateServerElements();
}
public void addDynamicServerElement(ServerElement elem, Float initialVelocity) {
RigidBody rb =
createBody(
elem.getMass(),
elem.getPosition(),
getCollisionShape(elem.getSize()),
initialVelocity,
elem.getOriantation());
dynamicsWorld.addRigidBody(rb);
rigidBodyToServerElement.put(rb, elem);
elementToRigidBody.put(elem, rb);
rigidBodies.add(rb);
// dynamicServerElements.put(elem.getId(),elem);
if (elem instanceof ServerPlayer) {
ServerPlayer p = (ServerPlayer) elem;
players.add(p);
rb.setAngularFactor(0.3f);
}
if (elem instanceof ServerBullet) {
rb.setGravity(new Vector3f(0, -0.2f, 0));
}
}
private void checkForLootedBlocks() {
LocalPlayer player = CoreRegistry.get(LocalPlayer.class);
// to send blocks to minions, some needed classes
EntityRef playerent = player.getEntity();
LocalPlayerComponent localPlayerComp = playerent.getComponent(LocalPlayerComponent.class);
MinionBarComponent inventory = null;
EntityRef closestminion = null;
if (localPlayerComp.minionMode) {
inventory = playerent.getComponent(MinionBarComponent.class);
}
for (int i = _blocks.size() - 1; i >= 0; i--) {
BlockRigidBody b = _blocks.get(i);
if (b._temporary) continue;
float closestDist = 99999;
if (inventory != null) {
// check for the closest minion
Iterator<EntityRef> it = inventory.MinionSlots.iterator();
while (it.hasNext()) {
EntityRef minion = it.next();
if (b.distanceToEntity(minion) < closestDist) {
closestDist = b.distanceToEntity(minion);
closestminion = minion;
}
}
}
if (localPlayerComp.minionMode) {
if (closestDist < 8 && !b._picked) {
b._picked = true;
}
} else {
closestDist = b.distanceToPlayer();
// Check if the block is close enough to the player
if (b.distanceToPlayer() < 8.0f && !b._picked) {
// Mark it as picked and remove it from the simulation
b._picked = true;
}
}
// Block was marked as being picked
if (b._picked && closestDist < 32.0f) {
// Animate the movement in direction of the player
if (closestDist > 1.0) {
Transform t = new Transform();
b.getMotionState().getWorldTransform(t);
Matrix4f tMatrix = new Matrix4f();
t.getMatrix(tMatrix);
Vector3f blockPlayer = new Vector3f();
tMatrix.get(blockPlayer);
if (localPlayerComp.minionMode && closestminion != null) {
LocationComponent minionloc = closestminion.getComponent(LocationComponent.class);
if (minionloc != null) blockPlayer.sub(minionloc.getWorldPosition());
else blockPlayer.sub(new Vector3f());
} else {
blockPlayer.sub(new Vector3f(player.getPosition()));
}
blockPlayer.normalize();
blockPlayer.scale(-16000f);
b.applyCentralImpulse(blockPlayer);
} else {
// TODO: Handle full inventories
// TODO: Loot blocks should be entities
// Block was looted (and reached the player)
Block block = BlockManager.getInstance().getBlock(b.getType());
EntityRef blockItem = _blockItemFactory.newInstance(block.getBlockFamily());
if (localPlayerComp.minionMode) {
if (closestminion != null) {
closestminion.send(new ReceiveItemEvent(blockItem));
}
} else {
playerent.send(new ReceiveItemEvent(blockItem));
}
ItemComponent itemComp = blockItem.getComponent(ItemComponent.class);
if (itemComp != null && !itemComp.container.exists()) {
blockItem.destroy();
}
AudioManager.play(new AssetUri(AssetType.SOUND, "engine:Loot"));
_blocks.remove(i);
_discreteDynamicsWorld.removeRigidBody(b);
}
}
}
}