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Fix for flashing when painting textures.

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This commit is contained in:
Andrzej Kapolka 2014-08-21 18:07:30 -07:00
parent 6e06b63709
commit 5c77317cfd
2 changed files with 13 additions and 4 deletions
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12
interface/src/MetavoxelSystem.cpp
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@ -118,7 +118,7 @@ void MetavoxelSystem::render() {
viewFrustum->getNearBottomLeft(), viewFrustum->getNearBottomRight()); viewFrustum->getNearBottomLeft(), viewFrustum->getNearBottomRight());
RenderVisitor renderVisitor(getLOD()); RenderVisitor renderVisitor(getLOD());
guideToAugmented(renderVisitor); guideToAugmented(renderVisitor, true);
} }
class RayHeightfieldIntersectionVisitor : public RayIntersectionVisitor { class RayHeightfieldIntersectionVisitor : public RayIntersectionVisitor {
@ -459,13 +459,19 @@ MetavoxelClient* MetavoxelSystem::createClient(const SharedNodePointer& node) {
return new MetavoxelSystemClient(node, _updater); return new MetavoxelSystemClient(node, _updater);
} }
void MetavoxelSystem::guideToAugmented(MetavoxelVisitor& visitor) { void MetavoxelSystem::guideToAugmented(MetavoxelVisitor& visitor, bool render) {
foreach (const SharedNodePointer& node, NodeList::getInstance()->getNodeHash()) { foreach (const SharedNodePointer& node, NodeList::getInstance()->getNodeHash()) {
if (node->getType() == NodeType::MetavoxelServer) { if (node->getType() == NodeType::MetavoxelServer) {
QMutexLocker locker(&node->getMutex()); QMutexLocker locker(&node->getMutex());
MetavoxelSystemClient* client = static_cast<MetavoxelSystemClient*>(node->getLinkedData()); MetavoxelSystemClient* client = static_cast<MetavoxelSystemClient*>(node->getLinkedData());
if (client) { if (client) {
client->getAugmentedData().guide(visitor); MetavoxelData data = client->getAugmentedData();
data.guide(visitor);
if (render) {
// save the rendered augmented data so that its cached texture references, etc., don't
// get collected when we replace it with more recent versions
client->setRenderedAugmentedData(data);
}
} }
} }
} }

5
interface/src/MetavoxelSystem.h
View file

@ -57,7 +57,7 @@ protected:
private: private:
void guideToAugmented(MetavoxelVisitor& visitor); void guideToAugmented(MetavoxelVisitor& visitor, bool render = false);
AttributePointer _pointBufferAttribute; AttributePointer _pointBufferAttribute;
AttributePointer _heightfieldBufferAttribute; AttributePointer _heightfieldBufferAttribute;
@ -92,6 +92,8 @@ public:
/// Returns a copy of the augmented data. This function is thread-safe. /// Returns a copy of the augmented data. This function is thread-safe.
MetavoxelData getAugmentedData(); MetavoxelData getAugmentedData();
void setRenderedAugmentedData(const MetavoxelData& data) { _renderedAugmentedData = data; }
virtual int parseData(const QByteArray& packet); virtual int parseData(const QByteArray& packet);
protected: protected:
@ -102,6 +104,7 @@ protected:
private: private:
MetavoxelData _augmentedData; MetavoxelData _augmentedData;
MetavoxelData _renderedAugmentedData;
QReadWriteLock _augmentedDataLock; QReadWriteLock _augmentedDataLock;
}; };