ViewData *ViewDataMap::getViewData(osg::Object *viewer, const osg::Vec3f& viewPoint, bool& needsUpdate)
{
Map::const_iterator found = mViews.find(viewer);
ViewData* vd = nullptr;
if (found == mViews.end())
{
vd = createOrReuseView();
mViews[viewer] = vd;
}
else
vd = found->second;
if (!suitable(vd, viewPoint, mReuseDistance))
{
for (Map::const_iterator other = mViews.begin(); other != mViews.end(); ++other)
{
if (suitable(other->second, viewPoint, mReuseDistance) && other->second->getNumEntries())
{
vd->copyFrom(*other->second);
needsUpdate = false;
return vd;
}
}
vd->setViewPoint(viewPoint);
needsUpdate = true;
}
else
needsUpdate = false;
return vd;
}
seq::ViewData* Application::createViewData()
{
ViewData* viewData = new ViewData;
viewData->setApplication( this );
return static_cast<seq::ViewData*>( viewData );
}
bool View::_handleEvent(E& event)
{
ViewData* data = getViewData();
LBASSERT(data);
if (!data)
return false;
if (isActive())
return data->handleEvent(event);
return false;
}
bool View::updateData()
{
if (!isActive())
return false;
ViewData* data = getViewData();
LBASSERT(data);
if (data)
return data->update();
return false;
}
bool View::handleEvent( const eq::ConfigEvent* event )
{
ViewData* data = getViewData();
LBASSERT( data );
if( !data )
return false;
if( isActive( ))
return data->handleEvent( event );
data->handleEvent( event );
return false;
}
void ViewDataMap::clearUnusedViews(double referenceTime)
{
for (Map::iterator it = mViews.begin(); it != mViews.end(); )
{
ViewData* vd = it->second;
if (vd->getLastUsageTimeStamp() + mExpiryDelay < referenceTime)
{
vd->clear();
mUnusedViews.push_back(vd);
mViews.erase(it++);
}
else
++it;
}
}
void ViewGroup::AddView(const char* viewName, int x,int y, int w, int h, const char* imageName){
SE_SpatialID spatialID = SE_ID::createSpatialID();
View* geometry = new View(spatialID,this);
addChild(geometry);
geometry->setParent(this);
mViewMap[std::string(viewName)] = geometry;
ViewData* simObj = new ViewData(geometry);
simObj->setName(viewName);
simObj->Init(0,0,w,h,imageName);
//mViewList.push_back(simObj);
geometry->SetViewdata(simObj);
geometry->setPosition(x,y);
geometry->setMovable(false);
geometry->setCollisionable(false);
geometry->updateWorldTransform();
geometry->setBVType(1);
geometry->updateBoundingVolume();
SE_DepthTestState* rds = new SE_DepthTestState();
rds->setDepthTestProperty(SE_DepthTestState::DEPTHTEST_DISABLE);
geometry->setRenderState(DEPTHTESTSTATE, rds);
geometry->updateRenderState();
SE_BlendState *rs = new SE_BlendState();
rs->setBlendProperty(SE_BlendState::BLEND_ENABLE);
geometry->setRenderState(BLENDSTATE,rs);
//geometry->setLocalLayer(2);
//geometry->updateRenderState();
geometry->updateWorldLayer();
geometry->updateRenderState();
//geometry->updateWorldLayer();
geometry->setAlpha(1);
geometry->setVisible(true);
}
bool CCameraHandler::LoadViewData(const ViewData& vd)
{
if (vd.empty())
return false;
const auto it = vd.find("mode");
if (it != vd.end()) {
const unsigned int camMode = it->second;
const unsigned int curMode = currCamCtrlNum;
if (camMode >= camControllers.size())
return false;
if (camMode != currCamCtrlNum) {
CameraTransition(1.0f);
camControllers[currCamCtrlNum = camMode]->SwitchTo(curMode, camMode != curMode);
}
}
return camControllers[currCamCtrlNum]->SetState(vd);
}
bool CCameraHandler::LoadViewData(const ViewData& vd)
{
if (vd.empty()) {
return false;
}
ViewData::const_iterator it = vd.find("mode");
if (it != vd.end()) {
const unsigned int camMode = (unsigned int)it->second;
if (camMode >= camControllers.size()) {
return false;
}
const unsigned int currentMode = currCamCtrlNum;
if (camMode != currCamCtrlNum) {
currCamCtrlNum = camMode;
currCamCtrl = camControllers[camMode];
const bool showMode = (camMode != currentMode);
currCamCtrl->SwitchTo(showMode);
CameraTransition(1.0f);
}
}
return currCamCtrl->SetState(vd);
}