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make server resend scene when LOD changes

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This commit is contained in:
ZappoMan 2013-10-30 11:22:38 -07:00
parent 580102bb38
commit baafea05af
3 changed files with 33 additions and 13 deletions
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17
libraries/voxel-server-library/src/VoxelNodeData.cpp
View file

@ -23,7 +23,10 @@ VoxelNodeData::VoxelNodeData(Node* owningNode) :
_viewFrustumChanging(false),
_viewFrustumJustStoppedChanging(true),
_currentPacketIsColor(true),
_voxelSendThread(NULL)
_voxelSendThread(NULL),
_lastClientBoundaryLevelAdjust(0),
_lastClientVoxelSizeScale(DEFAULT_VOXEL_SIZE_SCALE),
_lodChanged(false)
{
_voxelPacket = new unsigned char[MAX_VOXEL_PACKET_SIZE];
_voxelPacketAt = _voxelPacket;
@ -140,6 +143,17 @@ bool VoxelNodeData::updateCurrentViewFrustum() {
currentViewFrustumChanged = true;
}
// Also check for LOD changes from the client
if (_lastClientBoundaryLevelAdjust != getBoundaryLevelAdjust()) {
_lastClientBoundaryLevelAdjust = getBoundaryLevelAdjust();
_lodChanged = true;
}
if (_lastClientVoxelSizeScale != getVoxelSizeScale()) {
_lastClientVoxelSizeScale = getVoxelSizeScale();
_lodChanged = true;
}
// When we first detect that the view stopped changing, we record this.
// but we don't change it back to false until we've completely sent this
// scene.
@ -154,6 +168,7 @@ void VoxelNodeData::setViewSent(bool viewSent) {
_viewSent = viewSent;
if (viewSent) {
_viewFrustumJustStoppedChanging = false;
_lodChanged = false;
}
}

19
libraries/voxel-server-library/src/VoxelNodeData.h
View file

@ -48,25 +48,27 @@ public:
VoxelNodeBag nodeBag;
CoverageMap map;
ViewFrustum& getCurrentViewFrustum() { return _currentViewFrustum; };
ViewFrustum& getLastKnownViewFrustum() { return _lastKnownViewFrustum; };
ViewFrustum& getCurrentViewFrustum() { return _currentViewFrustum; };
ViewFrustum& getLastKnownViewFrustum() { return _lastKnownViewFrustum; };
// These are not classic setters because they are calculating and maintaining state
// which is set asynchronously through the network receive
bool updateCurrentViewFrustum();
void updateLastKnownViewFrustum();
bool getViewSent() const { return _viewSent; };
bool getViewSent() const { return _viewSent; };
void setViewSent(bool viewSent);
bool getViewFrustumChanging() const { return _viewFrustumChanging; };
bool getViewFrustumChanging() const { return _viewFrustumChanging; };
bool getViewFrustumJustStoppedChanging() const { return _viewFrustumJustStoppedChanging; };
uint64_t getLastTimeBagEmpty() const { return _lastTimeBagEmpty; };
void setLastTimeBagEmpty(uint64_t lastTimeBagEmpty) { _lastTimeBagEmpty = lastTimeBagEmpty; };
uint64_t getLastTimeBagEmpty() const { return _lastTimeBagEmpty; };
void setLastTimeBagEmpty(uint64_t lastTimeBagEmpty) { _lastTimeBagEmpty = lastTimeBagEmpty; };
bool getCurrentPacketIsColor() const { return _currentPacketIsColor; };
bool hasLodChanged() const { return _lodChanged; };
VoxelSceneStats stats;
@ -98,6 +100,11 @@ private:
bool _currentPacketIsColor;
VoxelSendThread* _voxelSendThread;
// watch for LOD changes
int _lastClientBoundaryLevelAdjust;
float _lastClientVoxelSizeScale;
bool _lodChanged;
};
#endif /* defined(__hifi__VoxelNodeData__) */

10
libraries/voxel-server-library/src/VoxelSendThread.cpp
View file

@ -194,7 +194,8 @@ void VoxelSendThread::deepestLevelVoxelDistributor(Node* node, VoxelNodeData* no
}
// start tracking our stats
bool isFullScene = (!viewFrustumChanged || !nodeData->getWantDelta()) && nodeData->getViewFrustumJustStoppedChanging();
bool isFullScene = ((!viewFrustumChanged || !nodeData->getWantDelta())
&& nodeData->getViewFrustumJustStoppedChanging()) || nodeData->hasLodChanged();
// If we're starting a full scene, then definitely we want to empty the nodeBag
if (isFullScene) {
@ -258,11 +259,8 @@ void VoxelSendThread::deepestLevelVoxelDistributor(Node* node, VoxelNodeData* no
? LOW_RES_MOVING_ADJUST : NO_BOUNDARY_ADJUST);
printf("packetLoop() voxelSizeScale=%f boundaryLevelAdjustClient=%d boundaryLevelAdjust=%d\n",
voxelSizeScale, boundaryLevelAdjustClient, boundaryLevelAdjust);
bool isFullScene = (!viewFrustumChanged || !nodeData->getWantDelta()) &&
nodeData->getViewFrustumJustStoppedChanging();
bool isFullScene = ((!viewFrustumChanged || !nodeData->getWantDelta()) &&
nodeData->getViewFrustumJustStoppedChanging()) || nodeData->hasLodChanged();
EncodeBitstreamParams params(INT_MAX, &nodeData->getCurrentViewFrustum(), wantColor,
WANT_EXISTS_BITS, DONT_CHOP, wantDelta, lastViewFrustum,