public static org.lgna.project.ast.AbstractType<?, ?, ?>[] getArgumentTypes(
org.lgna.project.ast.AbstractType<?, ?, ?> ancestorType,
org.lgna.project.ast.AbstractType<?, ?, ?> resourceType) {
java.util.List<org.lgna.project.ast.AbstractType<?, ?, ?>> types =
edu.cmu.cs.dennisc.java.util.Lists.newLinkedList();
updateArgumentTypes(
types,
ConstructorArgumentUtilities.getContructor0Parameter0Type(ancestorType),
resourceType);
org.lgna.project.ast.AbstractType<?, ?, ?>[] rv =
new org.lgna.project.ast.AbstractType<?, ?, ?>[types.size()];
types.toArray(rv);
return rv;
}
/**
* An object that receives <code>VMObserver</code> events from the <code>VMObserverManager</code>,
* processes these events, creates the appropriate <code>EventNode</code>, and then notifies any
* listeners of statement execution.
*
* @author Paul Gross
*/
public class VMExecutionObserver implements VMObserver {
private boolean isRecording = false;
private boolean hasInvokedEntryPoint = false;
private final Map<Object, UserField> instanceMap = Maps.newHashMap();
private final Set<CurrentExecutionListener> executionListeners = Sets.newHashSet();
private final java.util.Map<Statement, java.util.ArrayList<AbstractEventNode<?>>>
statementEventNodes = Maps.newHashMap();
private final java.util.List<LambdaEventNode> lambdaEventNodes = Lists.newLinkedList();
private final KeyedStack<ComponentThread, AbstractEventNode<?>> eventNodeStack =
new KeyedStack<ComponentThread, AbstractEventNode<?>>();
private AbstractEventNode<?> rootEventNode;
private UserInstance sceneInstance;
public VMExecutionObserver(MessagingVirtualMachine virtualMachine) {
virtualMachine.addObserver(this);
}
public void addCurrentExecutionListener(CurrentExecutionListener listener) {
synchronized (this.executionListeners) {
this.executionListeners.add(listener);
}
}
public boolean removeCurrentExecutionListener(CurrentExecutionListener listener) {
synchronized (this.executionListeners) {
return this.executionListeners.remove(listener);
}
}
public UserInstance getSceneInstance() {
return this.sceneInstance;
}
public boolean eventNodesExistForStatement(Statement statement) {
java.util.Collection<AbstractEventNode<?>> nodes = this.statementEventNodes.get(statement);
return (nodes != null) && (nodes.size() > 0);
}
public java.util.ArrayList<AbstractEventNode<?>> getEventNodesForStatement(Statement statement) {
return this.statementEventNodes.get(statement);
}
public AbstractEventNode<?> getEventNodeForStatementAtTime(Statement statement, double time) {
for (AbstractEventNode<?> event : getEventNodesForStatement(statement)) {
if (event.isExecutingAtTime(time)) {
return event;
}
}
return null;
}
public boolean isRootEventNode(AbstractEventNode<?> eventNode) {
return (eventNode == this.rootEventNode);
}
public AbstractEventNode<?> getRootEventNode() {
return this.rootEventNode;
}
public java.util.List<LambdaEventNode> getLambdaEventNodes() {
return this.lambdaEventNodes;
}
public Map<Object, UserField> getInstanceMap() {
return this.instanceMap;
}
public boolean hasInvokedEntryPoint() {
return this.hasInvokedEntryPoint;
}
public boolean isRecording() {
return this.isRecording;
}
public void setIsRecording(boolean value) {
this.isRecording = value;
}
/**
* Called when a new {@link VMObservableEvent} is passed. Executes the correct method based on the
* {@link VMMessage} for the event.
*
* @param event {@link VMObservableEvent} passed from {@link VMObserverManager}
*/
@Override
public synchronized void update(VMObservableEvent event) {
VMMessage eventMsg = event.getVMMessage();
if (eventMsg == VMMessage.START_RECORDING) {
this.isRecording = true;
} else if (eventMsg == VMMessage.STOP_RECORDING) {
this.isRecording = false;
} else if (eventMsg == VMMessage.CREATE_INSTANCE) {
if ((event.getProperties().length == 1) && (event.getProperties()[0] instanceof UserField)) {
UserField field = (UserField) event.getProperties()[0];
Object instance = event.getObject();
if (instance instanceof UserInstance) {
if (((UserInstance) instance).getType().isAssignableTo(SScene.class)) {
this.sceneInstance = (UserInstance) instance;
}
instance = ((UserInstance) instance).getJavaInstance();
}
this.instanceMap.put(instance, field);
}
}
// Lambda invocations come from eventListeners and are
// recorded outside the default record loop
if (eventMsg == VMMessage.START_LAMBDA_INVOKE) {
if (event.getObject() instanceof UserLambda) {
startLambdaInvocation(event);
} else {
throw new ExecutionObserverException(event);
}
} else if (eventMsg == VMMessage.END_LAMBDA_INVOKE) {
if (event.getObject() instanceof UserLambda) {
endLambdaInvocation(event);
} else {
throw new ExecutionObserverException(event);
}
}
// Should we record this message?
boolean shouldRecord = isRecording();
if (!shouldRecord) {
if (event.getThread() != null) {
shouldRecord = event.getThread().getDescription().contentEquals("eventThread");
}
}
synchronized (this) {
if (shouldRecord) {
switch (eventMsg) {
case RESET:
reset();
break;
case START_INVOKE_ENTRY_POINT:
this.hasInvokedEntryPoint = true;
break;
case START_EXP_EVAL:
if (this.hasInvokedEntryPoint) {
if (event.getObject() instanceof Expression) {
// Non-function method invocations are handled separately
if (event.getObject() instanceof MethodInvocation) {
MethodInvocation methodInvocation = (MethodInvocation) event.getObject();
if (methodInvocation.method.getValue().isFunction()) {
startExpressionEvaluation(event);
}
} else {
startExpressionEvaluation(event);
}
} else {
throw new ExecutionObserverException(event);
}
}
break;
case END_EXP_EVAL:
if (this.hasInvokedEntryPoint) {
if (event.getObject() instanceof Expression) {
// Non-function method invocations are handled separately
if (event.getObject() instanceof MethodInvocation) {
MethodInvocation methodInvocation = (MethodInvocation) event.getObject();
if (methodInvocation.method.getValue().isFunction()) {
endExpressionEvaluation(event);
}
} else {
endExpressionEvaluation(event);
}
} else {
throw new ExecutionObserverException(event);
}
}
break;
case START_METHOD_INVOKE:
if (this.hasInvokedEntryPoint) {
if (event.getObject() instanceof MethodInvocation) {
startMethodInvocation(event);
} else {
throw new ExecutionObserverException(event);
}
}
break;
case START_STMT_EXEC:
if (this.hasInvokedEntryPoint) {
if (event.getObject() instanceof BlockStatement) {
// pass
// } else if( event.getObject() instanceof Comment ) {
// //pass
// } else {
} else {
startStatement(event);
}
}
break;
case END_STMT_EXEC:
if (this.hasInvokedEntryPoint) {
if (event.getObject() instanceof BlockStatement) {
// //pass
// } else if( event.getObject() instanceof Comment ) {
// //pass
// } else {
} else {
endStatement(event);
}
}
break;
case START_CONTAINER:
if (this.hasInvokedEntryPoint) {
if ((event.getObject() instanceof AbstractStatementWithBody)
|| (event.getObject() instanceof BlockStatement)) {
startContainer(event);
} else {
throw new ExecutionObserverException(event);
}
}
break;
case END_CONTAINER:
if (this.hasInvokedEntryPoint) {
if ((event.getObject() instanceof AbstractStatementWithBody)
|| (event.getObject() instanceof BlockStatement)) {
endContainer(event);
} else {
throw new ExecutionObserverException(event);
}
}
break;
}
}
}
}
private void startLambdaInvocation(VMObservableEvent event) {
org.lgna.project.ast.UserLambda lambda = (UserLambda) event.getObject();
ComponentThread thread = event.getThread();
double startTime = event.getTime();
org.lgna.project.ast.AbstractMethod method = (AbstractMethod) event.getProperties()[0];
// We ignore scene activation
if (!method.getName().contentEquals("sceneActivated")) {
AbstractEventNode<?> eventNode =
EventNodeFactory.createEventNode(lambda, thread, startTime, null);
((LambdaEventNode) eventNode).setInvokingEventMethod(method);
pushEventNode(eventNode, false);
}
}
private void endLambdaInvocation(VMObservableEvent event) {
org.lgna.project.ast.UserLambda lambda = (UserLambda) event.getObject();
org.lgna.project.ast.AbstractMethod method = (AbstractMethod) event.getProperties()[0];
ComponentThread thread = event.getThread();
double endTime = event.getTime();
if (!method.getName().contentEquals("sceneActivated")) {
AbstractEventNode<?> eventNode = popEventNode(thread, false);
lambdaEventNodes.add((LambdaEventNode) eventNode);
if ((eventNode != null)
&& (eventNode.getAstNode() == lambda)
&& (eventNode.getThread() == thread)) {
eventNode.setEndTime(endTime);
} else {
throw new ExecutionObserverException("EventNode invalid: " + eventNode.toString(), event);
}
}
}
/**
* Handles the beginning of evaluation of an {@link Expression}.
*
* @param event VMObservableEvent event for expression
*/
private void startExpressionEvaluation(VMObservableEvent event) {
Expression expression = (Expression) event.getObject();
ComponentThread thread = event.getThread();
double startTime = event.getTime();
AbstractEventNode<?> parentNode = peekEventNode(thread);
ExpressionEvaluationEventNode eventNode =
(ExpressionEvaluationEventNode)
EventNodeFactory.createEventNode(expression, thread, startTime, parentNode);
// Add expression evaluation to ExpressionStatementEventNode
if (parentNode instanceof ExpressionStatementEventNode) {
((ExpressionStatementEventNode) parentNode).addExpressionEvaluationNode(eventNode);
}
// Handle expression evaluation for ConditionalEventNode
else if (parentNode instanceof ConditionalStatementEventNode) {
((ConditionalStatementEventNode) parentNode).addConditionalEvaluation(eventNode);
}
// Handle expression evaluation for CountLoopEventNode
else if (parentNode instanceof CountLoopEventNode) {
((CountLoopEventNode) parentNode).setCountExpressionNode(eventNode);
}
// Handle expression evaluation for EachInArrayTogetherEventNode
else if (parentNode instanceof EachInArrayTogetherEventNode) {
((EachInArrayTogetherEventNode) parentNode).setArrayExpressionNode(eventNode);
}
// Handle expression evaluation for ForEachInArrayLoopEventNode
else if (parentNode instanceof ForEachInArrayLoopEventNode) {
((ForEachInArrayLoopEventNode) parentNode).setArrayExpressionNode(eventNode);
}
// Handle expression evaluation for WhileLoopEventNode
else if (parentNode instanceof WhileLoopEventNode) {
((WhileLoopEventNode) parentNode).addConditionalEvaluation(eventNode);
}
// Handle expression evaluation for LocalDeclarationStatementEventNode
else if (parentNode instanceof LocalDeclarationStatementEventNode) {
((LocalDeclarationStatementEventNode) parentNode).setInitializerExpression(eventNode);
}
// Handle expression evaluation for ReturnStatementEventNode
else if (parentNode instanceof ReturnStatementEventNode) {
((ReturnStatementEventNode) parentNode).setExpressionNode(eventNode);
}
// Handle expression evaluation for ExpressionEvaluationEventNode
else if (parentNode instanceof ExpressionEvaluationEventNode) {
// pass - handled on endExpressionEvaluation
} else {
throw new ExecutionObserverException("Parent node invalid:" + parentNode.toString(), event);
}
pushEventNode(eventNode, false);
}
/**
* Handles the ending of evaluation of an {@link Expression}.
*
* @param event VMObservableEvent event for expression
*/
private void endExpressionEvaluation(VMObservableEvent event) {
Expression expression = (Expression) event.getObject();
ComponentThread thread = event.getThread();
double endTime = event.getTime();
Object value = event.getProperties()[0];
AbstractEventNode<?> eventNode = popEventNode(thread, false);
if ((eventNode != null)
&& (eventNode.getAstNode() == expression)
&& (eventNode.getThread() == thread)) {
eventNode.setEndTime(endTime);
((ExpressionEvaluationEventNode) eventNode).setValue(value);
UserField field = this.getUserFieldForInstance(value);
if (field != null) {
((ExpressionEvaluationEventNode) eventNode).setValueField(field);
}
} else {
throw new ExecutionObserverException("EventNode invalid: " + eventNode.toString(), event);
}
}
/**
* Handles beginning execution of a {@link Statement}.
*
* @param event {@link VMObservableEvent} event for statement
*/
private void startStatement(VMObservableEvent event) {
Statement statement = (Statement) event.getObject();
ComponentThread thread = event.getThread();
double startTime = event.getTime();
AbstractEventNode<?> parentNode = peekEventNode(getThreadForNode(statement, thread));
// A Statement should always have a parent node (which can only be a ContainerEventNode)
if (parentNode instanceof ContainerEventNode) {
ContainerEventNode<?> containerNode = (ContainerEventNode<?>) parentNode;
AbstractEventNode<?> eventNode =
EventNodeFactory.createEventNode(statement, thread, startTime, containerNode);
pushEventNode(eventNode, false);
} else {
throw new ExecutionObserverException("Parent node invalid: " + parentNode.toString(), event);
}
}
/**
* Handles ending execution of a {@link Statement}.
*
* @param event {@link VMObservableEvent} event for statement
*/
private void endStatement(VMObservableEvent event) {
Statement statement = (Statement) event.getObject();
ComponentThread thread = event.getThread();
double endTime = event.getTime();
AbstractEventNode<?> eventNode = popEventNode(thread, true);
if ((eventNode != null)
&& (eventNode.getAstNode() == statement)
&& (eventNode.getThread() == thread)) {
eventNode.setEndTime(endTime);
} else {
throw new ExecutionObserverException("EventNode invalid: " + eventNode.toString(), event);
}
}
/**
* Handles beginning execution of container statement ( {@link AbstractStatementWithBody} or
* {@link BlockStatement}).
*
* @param event {@link VMObservableEvent} event for container type statement
*/
private void startContainer(VMObservableEvent event) {
Statement statement = (Statement) event.getObject();
ComponentThread thread = event.getThread();
double startTime = event.getTime();
AbstractEventNode<?> parentNode = peekEventNode(getThreadForNode(statement, thread));
// Root case
if (parentNode == null) {
AbstractEventNode<?> eventNode =
EventNodeFactory.createEventNode(statement, thread, startTime, null);
this.rootEventNode = eventNode;
pushEventNode(eventNode, true);
} else if (parentNode instanceof ConditionalStatementEventNode) {
AbstractEventNode<?> eventNode =
EventNodeFactory.createEventNode(statement, thread, startTime, parentNode);
pushEventNode(eventNode, true);
} else if (parentNode instanceof ContainerEventNode) {
AbstractEventNode<?> eventNode =
EventNodeFactory.createEventNode(statement, thread, startTime, parentNode);
pushEventNode(eventNode, true);
} else if (parentNode instanceof ExpressionStatementEventNode) {
AbstractEventNode<?> eventNode =
EventNodeFactory.createEventNode(statement, thread, startTime, parentNode);
((ExpressionStatementEventNode) parentNode)
.addUserMethodEventNode((ContainerEventNode<?>) eventNode);
pushEventNode(eventNode, true);
} else if (parentNode instanceof ExpressionEvaluationEventNode) {
AbstractEventNode<?> eventNode =
EventNodeFactory.createEventNode(statement, thread, startTime, parentNode);
pushEventNode(eventNode, true);
} else if (parentNode instanceof LambdaEventNode) {
AbstractEventNode<?> eventNode =
EventNodeFactory.createEventNode(statement, thread, startTime, parentNode);
((LambdaEventNode) parentNode).addBodyEventNode((ContainerEventNode<?>) eventNode);
pushEventNode(eventNode, true);
} else {
throw new ExecutionObserverException("Parent node invalid: " + parentNode.toString(), event);
}
}
/**
* Handles ending execution of Container statement ( {@link AbstractStatementWithBody} or {@link
* BlockStatement}).
*
* @param event {@link VMObservableEvent} event for container type statement
*/
private void endContainer(VMObservableEvent event) {
Statement statement = (Statement) event.getObject();
ComponentThread thread = event.getThread();
double endTime = event.getTime();
AbstractEventNode<?> eventNode = popEventNode(thread, true);
if ((eventNode != null)
&& (eventNode.getAstNode() == statement)
&& (eventNode.getThread() == thread)) {
eventNode.setEndTime(endTime);
} else {
throw new ExecutionObserverException("EventNode invalid: " + eventNode.toString(), event);
}
}
/**
* Handles beginning execution of {@link MethodInvocation}.
*
* @param event {@link VMObservableEvent} event for invocation
*/
private void startMethodInvocation(VMObservableEvent event) {
MethodInvocation invocation = (MethodInvocation) event.getObject();
ComponentThread thread = event.getThread();
Object instance = event.getProperties()[1];
UserField field = getUserFieldForInstance(instance);
AbstractEventNode<?> parentNode = peekEventNode(getThreadForNode(invocation, thread));
// Add instance and referencing field to parent node
if (parentNode instanceof ExpressionStatementEventNode) {
ExpressionStatementEventNode statementNode = (ExpressionStatementEventNode) parentNode;
if ((instance != null) & (field != null)) {
statementNode.setCallerInstance(instance);
statementNode.setCallerField(field);
}
if ((instance != null) & (field != null)) {
notifyListenersOfStart(statementNode); // Now that caller has been set, notify listeners
}
if (invocation.method.getValue() instanceof UserMethod) {
UserMethod userMethod = (UserMethod) invocation.method.getValue();
if (!userMethod.isFunction()) {
statementNode.setUserMethod(userMethod);
}
}
} else if (parentNode instanceof ExpressionEvaluationEventNode) {
if (field != null) {
((ExpressionEvaluationEventNode) parentNode).setValueField(field);
}
}
}
/**
* Clears all maps involved in tracking. Note: this method does <i>not</i> remove <code>
* CurrentExecutionListeners</code>.
*/
private void reset() {
statementEventNodes.clear();
eventNodeStack.clear();
}
/**
* Pushes an {@link AbstractEventNode<?>} onto the stack and executes associated functions.
*
* @param eventNode <code>AbstractEventNode<?></code> to push onto the stack
* @param shouldNotify boolean dictating whether listeners should be notified of push
*/
private void pushEventNode(AbstractEventNode<?> eventNode, boolean shouldNotify) {
ArrayList<AbstractEventNode<?>> eventNodes =
this.statementEventNodes.get(eventNode.getAstNode());
if (eventNodes == null) {
eventNodes = new ArrayList<AbstractEventNode<?>>();
if (eventNode.getAstNode() instanceof Statement) {
this.statementEventNodes.put((Statement) eventNode.getAstNode(), eventNodes);
}
}
eventNodes.add(eventNode);
this.eventNodeStack.push(eventNode, eventNode.getThread());
if (shouldNotify) {
notifyListenersOfStart(eventNode);
}
}
/**
* Peeks {@link AbstractEventNode<?>} from top of stack for given thread.
*
* @param thread {@link ComponentThread} to check stack for
* @return AbstractEventNode<?> on top of stack
*/
private AbstractEventNode<?> peekEventNode(ComponentThread thread) {
return this.eventNodeStack.peek(thread);
}
/**
* Removes and returns {@link AbstractEventNode<?>} from top of stack for a given thread.
*
* @param thread {@link ComponentThread} to remove stack for
* @return <code>AbstractEventNode<?></code> removed from stack
*/
private AbstractEventNode<?> popEventNode(ComponentThread thread, boolean shouldNotify) {
AbstractEventNode<?> rv = this.eventNodeStack.pop(thread);
if (shouldNotify) {
notifyListenersOfEnd(rv);
}
return rv;
}
/**
* Gets the correct thread for lookup in {@link KeyedStack}. In the instance of parallel execution
* (<code>DoTogether</code> and <code>EachInArrayTogether</code> statements) we want to get the
* parent thread.
*
* @param astNode {@link Node} in AST to check
* @param thread {@link ComponentThread} to reference
* @return the correct <code>ComponentThread</code> for lookup
*/
private ComponentThread getThreadForNode(Node astNode, ComponentThread thread) {
if (astNode.getParent() instanceof BlockStatement) {
BlockStatement blockStatement = (BlockStatement) astNode.getParent();
if (blockStatement.getParent() instanceof DoTogether) {
DoTogether doTogether = (DoTogether) blockStatement.getParent();
// special case for DoTogether with only one statement
if (doTogether.body.getValue().statements.size() > 1) {
return thread.getParentThread();
} else {
return thread;
}
} else {
return thread;
}
} else if (astNode.getParent() instanceof EachInArrayTogether) {
return thread.getParentThread();
} else {
return thread;
}
}
private void notifyListenersOfStart(AbstractEventNode<?> eventNode) {
synchronized (this.executionListeners) {
for (CurrentExecutionListener listener : this.executionListeners) {
listener.startingExecution(eventNode);
}
}
}
private void notifyListenersOfEnd(AbstractEventNode<?> eventNode) {
synchronized (this.executionListeners) {
for (CurrentExecutionListener listener : this.executionListeners) {
listener.endingExecution(eventNode);
}
}
}
/**
* Based on provided <code>Object</code>, finds the applicable field set during instance creation.
*
* @param caller object evaluated by vm
* @return mapped <code>UserField</code> for value
*/
private UserField getUserFieldForInstance(Object instance) {
if (instance instanceof UserInstance) {
instance = ((UserInstance) instance).getJavaInstance();
}
// Get instance from invocation - special case for joints
else if (instance instanceof org.lgna.story.SJoint) {
org.lgna.story.SJoint joint = (org.lgna.story.SJoint) instance;
org.lgna.story.implementation.JointImp jointImp =
org.lgna.story.EmployeesOnly.getImplementation(joint);
org.lgna.story.implementation.JointedModelImp<?, ?> jointedModelImp =
jointImp.getJointedModelParent();
org.lgna.story.SJointedModel jointedModel = jointedModelImp.getAbstraction();
instance = jointedModel;
}
return this.instanceMap.get(instance);
}
/**
* Specialized stack-like structure that allows for multiple stacks based on a key. Each key
* passed into the <code>KeyedStack</code> is given a unique <code>Stack</code> and all
* interactions with the <code>KeyedStack</code> require said key.
*
* @author Michael Pogran
*/
private class KeyedStack<K, V> {
private HashMap<K, java.util.Stack<V>> stackMap = Maps.newHashMap();
public V push(V value, K key) {
java.util.Stack<V> stack = this.stackMap.get(key);
if (stack == null) {
stack = new java.util.Stack<V>();
this.stackMap.put(key, stack);
}
return stack.push(value);
}
public V peek(K key) {
java.util.Stack<V> stack = this.stackMap.get(key);
if (stack != null) {
return stack.peek();
} else {
return null;
}
}
public V pop(K key) {
java.util.Stack<V> stack = this.stackMap.get(key);
if (stack != null) {
return stack.pop();
} else {
return null;
}
}
public void clear() {
stackMap = edu.cmu.cs.dennisc.java.util.Maps.newHashMap();
}
}
}
/** @author Dennis Cosgrove */
public class GlrScene extends GlrComposite<edu.cmu.cs.dennisc.scenegraph.Scene> {
@Override
public void initialize(edu.cmu.cs.dennisc.scenegraph.Scene sgElement) {
super.initialize(sgElement);
for (edu.cmu.cs.dennisc.scenegraph.Component sgComponent :
edu.cmu.cs.dennisc.pattern.VisitUtilities.getAll(
owner, edu.cmu.cs.dennisc.scenegraph.Component.class)) {
GlrComponent<?> glrComponent = AdapterFactory.getAdapterFor(sgComponent);
this.addDescendant(glrComponent);
}
}
public GlrBackground getBackgroundAdapter() {
return this.backgroundAdapter;
}
protected void addDescendant(GlrComponent<?> glrDescendant) {
if (glrDescendant instanceof GlrGhost) {
synchronized (this.glrGhostDescendants) {
this.glrGhostDescendants.add((GlrGhost) glrDescendant);
}
} else if (glrDescendant instanceof GlrVisual<?>) {
synchronized (this.glrVisualDescendants) {
this.glrVisualDescendants.add((GlrVisual<?>) glrDescendant);
}
if (glrDescendant instanceof GlrPlanarReflector) {
synchronized (this.glrPlanarReflectorDescendants) {
this.glrPlanarReflectorDescendants.add((GlrPlanarReflector) glrDescendant);
}
}
}
}
protected void removeDescendant(GlrComponent<?> glrDescendant) {
if (glrDescendant instanceof GlrGhost) {
synchronized (this.glrGhostDescendants) {
this.glrGhostDescendants.remove(glrDescendant);
}
} else if (glrDescendant instanceof GlrVisual<?>) {
synchronized (this.glrVisualDescendants) {
this.glrVisualDescendants.remove(glrDescendant);
}
if (glrDescendant instanceof GlrPlanarReflector) {
synchronized (this.glrPlanarReflectorDescendants) {
this.glrPlanarReflectorDescendants.remove(glrDescendant);
}
}
}
}
@Deprecated
public void EPIC_HACK_FOR_THUMBNAIL_MAKER_removeDescendant(GlrComponent<?> glrDescendant) {
this.removeDescendant(glrDescendant);
}
public void renderAlphaBlended(RenderContext rc) {
// todo depth sort
// rc.gl.glDisable( GL_DEPTH_TEST );
// rc.gl.glDepthMask( false );
// try {
synchronized (this.glrGhostDescendants) {
for (GlrGhost ghostAdapter : this.glrGhostDescendants) {
ghostAdapter.renderGhost(rc, ghostAdapter);
}
}
synchronized (this.glrVisualDescendants) {
for (GlrVisual<? extends edu.cmu.cs.dennisc.scenegraph.Visual> visualAdapter :
this.glrVisualDescendants) {
if (visualAdapter.isAlphaBlended()) {
// todo: adapters should be removed
if ((visualAdapter.owner != null)
&& (visualAdapter.owner.getRoot() instanceof edu.cmu.cs.dennisc.scenegraph.Scene)) {
if (visualAdapter.isAllAlpha()) {
visualAdapter.renderAllAlphaBlended(rc);
} else {
visualAdapter.renderAlphaBlended(rc);
}
}
}
}
}
// } finally {
// rc.gl.glDepthMask( true );
// }
// rc.gl.glEnable( GL_DEPTH_TEST );
}
@Override
public void setupAffectors(RenderContext rc) {
rc.setGlobalBrightness(this.globalBrightness);
rc.beginAffectorSetup();
super.setupAffectors(rc);
rc.endAffectorSetup();
}
private void renderScene(RenderContext rc) {
rc.gl.glDisable(GL_BLEND);
renderOpaque(rc);
rc.gl.glEnable(GL_BLEND);
rc.gl.glBlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
renderAlphaBlended(rc);
rc.gl.glDisable(GL_BLEND);
}
public void renderScene(
RenderContext rc,
GlrAbstractCamera<? extends edu.cmu.cs.dennisc.scenegraph.AbstractCamera> cameraAdapter,
GlrBackground backgroundAdapter) {
rc.gl.glMatrixMode(GL_MODELVIEW);
synchronized (cameraAdapter) {
rc.gl.glLoadMatrixd(cameraAdapter.accessInverseAbsoluteTransformationAsBuffer());
}
if (backgroundAdapter != null) {
// pass
} else {
backgroundAdapter = this.backgroundAdapter;
}
if (backgroundAdapter != null) {
backgroundAdapter.setup(rc);
}
if (this.glrPlanarReflectorDescendants.size() > 0) {
GlrPlanarReflector planarReflectorAdapter = this.glrPlanarReflectorDescendants.get(0);
if (planarReflectorAdapter.isFacing(cameraAdapter)) {
rc.gl.glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT | GL_STENCIL_BUFFER_BIT);
rc.gl.glColorMask(false, false, false, false);
rc.gl.glEnable(GL_STENCIL_TEST);
rc.gl.glStencilFunc(GL_ALWAYS, 1, 1);
rc.gl.glStencilOp(GL_KEEP, GL_KEEP, GL_REPLACE);
rc.gl.glDisable(GL_DEPTH_TEST);
planarReflectorAdapter.renderStencil(rc, GlrVisual.RenderType.OPAQUE);
rc.gl.glEnable(GL_DEPTH_TEST);
rc.gl.glColorMask(true, true, true, true);
rc.gl.glStencilFunc(GL_EQUAL, 1, 1);
rc.gl.glStencilOp(GL_KEEP, GL_KEEP, GL_KEEP);
rc.gl.glEnable(GL_CLIP_PLANE0);
rc.gl.glPushMatrix();
planarReflectorAdapter.applyReflection(rc);
rc.gl.glFrontFace(GL_CW);
setupAffectors(rc);
renderScene(rc);
rc.gl.glFrontFace(GL_CCW);
rc.gl.glPopMatrix();
rc.gl.glDisable(GL_CLIP_PLANE0);
rc.gl.glDisable(GL_STENCIL_TEST);
setupAffectors(rc);
rc.gl.glEnable(GL_BLEND);
rc.gl.glBlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
planarReflectorAdapter.renderStencil(rc, GlrVisual.RenderType.ALPHA_BLENDED);
rc.gl.glDisable(GL_BLEND);
} else {
rc.gl.glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
setupAffectors(rc);
}
} else {
rc.gl.glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
setupAffectors(rc);
}
renderScene(rc);
}
@Override
protected void propertyChanged(edu.cmu.cs.dennisc.property.InstanceProperty<?> property) {
if (property == owner.background) {
this.backgroundAdapter = AdapterFactory.getAdapterFor(owner.background.getValue());
} else if (property == owner.globalBrightness) {
this.globalBrightness = owner.globalBrightness.getValue();
} else {
super.propertyChanged(property);
}
}
private GlrBackground backgroundAdapter;
private float globalBrightness;
private final java.util.List<GlrGhost> glrGhostDescendants =
edu.cmu.cs.dennisc.java.util.Lists.newLinkedList();
private final java.util.List<GlrVisual<?>> glrVisualDescendants =
edu.cmu.cs.dennisc.java.util.Lists.newLinkedList();
private final java.util.List<GlrPlanarReflector> glrPlanarReflectorDescendants =
edu.cmu.cs.dennisc.java.util.Lists.newLinkedList();
}
