Working on streaming edits.

interface/src/MetavoxelSystem.cpp

@@ -48,12 +48,11 @@ void MetavoxelSystem::processData(const QByteArray& data, const HifiSockAddr& se
 
 void MetavoxelSystem::simulate(float deltaTime) {
     // simulate the clients
-    foreach (MetavoxelClient* client, _clients) {
-        client->simulate(deltaTime);
-    }
-
     _points.clear();
     _data.guide(_pointVisitor);
+    foreach (MetavoxelClient* client, _clients) {
+        client->simulate(deltaTime, _pointVisitor);
+    }
 
     _buffer.bind();
     int bytes = _points.size() * sizeof(Point);
@@ -188,11 +187,13 @@ MetavoxelClient::MetavoxelClient(const HifiSockAddr& address) :
     _receiveRecords.append(record);
 }
 
-void MetavoxelClient::simulate(float deltaTime) {
+void MetavoxelClient::simulate(float deltaTime, MetavoxelVisitor& visitor) {
     Bitstream& out = _sequencer.startPacket();
     ClientStateMessage state = { Application::getInstance()->getCamera()->getPosition() };
     out << QVariant::fromValue(state);
     _sequencer.endPacket();
+    
+    _data->guide(visitor);
 }
 
 void MetavoxelClient::receivedData(const QByteArray& data, const HifiSockAddr& sender) {

interface/src/MetavoxelSystem.h

@@ -90,7 +90,7 @@ public:
 
     const QUuid& getSessionID() const { return _sessionID; }
 
-    void simulate(float deltaTime);
+    void simulate(float deltaTime, MetavoxelVisitor& visitor);
 
     void receivedData(const QByteArray& data, const HifiSockAddr& sender);
 

interface/src/ui/MetavoxelEditor.cpp

@@ -375,7 +375,7 @@ bool Applier::visit(MetavoxelInfo& info) {
         return false; // entirely contained
     }
     if (info.size <= _granularity) {
-        if (volume > 0.5f) {
+        if (volume >= 0.5f) {
             info.outputValues[0] = _value;
         }
         return false; // reached granularity limit; take best guess

libraries/metavoxels/src/Bitstream.cpp

@@ -237,6 +237,24 @@ Bitstream& Bitstream::operator>>(QVariant& value) {
     return *this;
 }
 
+Bitstream& Bitstream::operator<<(const AttributeValue& value) {
+    _attributeStreamer << value.getAttribute();
+    if (value.getAttribute()) {
+        value.getAttribute()->write(*this, value.getValue(), true);
+    }
+    return *this;
+}
+
+Bitstream& Bitstream::operator>>(AttributeValue& value) {
+    AttributePointer attribute;
+    _attributeStreamer >> attribute;
+    if (attribute) {
+        void* value;
+        attribute->read(*this, value, true);
+    }
+    return *this;
+}
+
 Bitstream& Bitstream::operator<<(const QObject* object) {
     if (!object) {
         _metaObjectStreamer << NULL;

libraries/metavoxels/src/Bitstream.h

@@ -23,6 +23,7 @@ struct QMetaObject;
 class QObject;
 
 class Attribute;
+class AttributeValue;
 class Bitstream;
 class TypeStreamer;
 
@@ -231,6 +232,9 @@ public:
     Bitstream& operator<<(const QVariant& value);
     Bitstream& operator>>(QVariant& value);
     
+    Bitstream& operator<<(const AttributeValue& value);
+    Bitstream& operator>>(AttributeValue& value);
+    
     template<class T> Bitstream& operator<<(const QList<T>& list);
     template<class T> Bitstream& operator>>(QList<T>& list);
     

libraries/metavoxels/src/MetavoxelData.cpp

@@ -334,6 +334,9 @@ MetavoxelVisitor::MetavoxelVisitor(const QVector<AttributePointer>& inputs, cons
     _outputs(outputs) {
 }
 
+MetavoxelVisitor::~MetavoxelVisitor() {
+}
+
 PolymorphicData* DefaultMetavoxelGuide::clone() const {
     return new DefaultMetavoxelGuide();
 }

libraries/metavoxels/src/MetavoxelData.h

@@ -124,6 +124,7 @@ class MetavoxelVisitor {
 public:
     
     MetavoxelVisitor(const QVector<AttributePointer>& inputs, const QVector<AttributePointer>& outputs);
+    virtual ~MetavoxelVisitor();
     
     /// Returns a reference to the list of input attributes desired.
     const QVector<AttributePointer>& getInputs() const { return _inputs; }
@@ -142,6 +143,8 @@ protected:
     QVector<AttributePointer> _outputs;
 };
 
+typedef QSharedPointer<MetavoxelVisitor> MetavoxelVisitorPointer;
+
 /// Interface for objects that guide metavoxel visitors.
 class MetavoxelGuide : public PolymorphicData {
 public:

libraries/metavoxels/src/MetavoxelMessages.h

@@ -29,4 +29,17 @@ class MetavoxelDeltaMessage {
 
 DECLARE_STREAMABLE_METATYPE(MetavoxelDeltaMessage)
 
+/// A simple streamable edit.
+class MetavoxelEdit {
+    STREAMABLE
+
+public:
+    
+    glm::vec3 minimum;
+    glm::vec3 maximum;
+    float granularity;
+};
+
+DECLARE_STREAMABLE_METATYPE(MetavoxelEdit)
+
 #endif /* defined(__interface__MetavoxelMessages__) */