/*! read server cababilities
*/
void SortLastWindow::clientInit( void )
{
getNetwork()->getAspect()->addFieldFilter(Node::getClassType().getId(),
Node::VolumeFieldMask);
getNetwork()->getAspect()->addFieldFilter(Node::getClassType().getId(),
Node::TravMaskFieldMask);
// create default composer
if(getComposer() == NULL)
{
/*
FieldContainerPtr fcPtr =
FieldContainerFactory::the()->createFieldContainer("BinarySwapComposer");
setComposer(ImageComposerPtr::dcast(fcPtr));
*/
}
if(getComposer() != NULL)
{
SortLastWindow *clusterWindow(this);
getComposer()->setup(true,
getMFServers()->size32(),
getClientWindow(),
clusterWindow);
getComposer()->open();
// build node groups
buildGroups();
}
}
void MultiDisplayWindow::serverRender(Window *window,
UInt32 id,
RenderActionBase *action)
{
TileCameraDecoratorUnrecPtr deco;
ViewportUnrecPtr serverPort;
Viewport * clientPort;
StereoBufferViewport *clientStereoPort;
UInt32 sv,cv;
Int32 l,r,t,b;
Int32 cleft,cright,ctop,cbottom;
if(!getHServers())
{
setHServers(getMFServers()->size());
}
if(!getVServers())
{
setVServers(1);
}
UInt32 row =id/getHServers();
UInt32 column=id%getHServers();
// calculate width and height from local width and height
UInt32 width = window->getWidth() ;
UInt32 height = window->getHeight();
if(getWidth()==0)
{
setWidth( width*getHServers() );
}
if(getHeight()==0)
{
setHeight( height*getVServers() );
}
Int32 left = column * width - column * getXOverlap();
Int32 bottom = row * height - row * getYOverlap();
Int32 right = left + width - 1;
Int32 top = bottom + height - 1;
Real64 scaleCWidth =
((width - getXOverlap()) * (getHServers() - 1) + width) /
float(getWidth());
Real64 scaleCHeight =
((height - getYOverlap())* (getVServers() - 1) + height)/
float(getHeight());
// duplicate viewports
for(cv=0,sv=0; cv<getMFPort()->size(); cv++)
{
clientPort = getPort(cv);
clientStereoPort = dynamic_cast<StereoBufferViewport *>(clientPort);
cleft = Int32(clientPort->getPixelLeft() * scaleCWidth) ;
cbottom = Int32(clientPort->getPixelBottom() * scaleCHeight) ;
cright = Int32((clientPort->getPixelRight()+1) * scaleCWidth) -1;
ctop = Int32((clientPort->getPixelTop()+1) * scaleCHeight)-1;
if(cright < left ||
cleft > right ||
ctop < bottom ||
cbottom > top )
{
// invisible on this server screen
continue;
}
// calculate overlapping viewport
l = osgMax(cleft ,left ) - left;
b = osgMax(cbottom,bottom) - bottom;
r = osgMin(cright ,right ) - left;
t = osgMin(ctop ,top ) - bottom;
if(window->getMFPort()->size() <= sv)
{
serverPort = dynamic_pointer_cast<Viewport>(
clientPort->shallowCopy());
deco = TileCameraDecorator::create();
window->addPort(serverPort);
serverPort->setCamera(deco);
}
else
{
serverPort = window->getPort(sv);
deco = dynamic_cast<TileCameraDecorator *>(
serverPort->getCamera());
if(window->getPort(sv)->getType() != clientPort->getType())
{
// there is a viewport with the wrong type
serverPort =
dynamic_pointer_cast<Viewport>(clientPort->shallowCopy());
window->replacePort(sv,
serverPort);//[sv] = serverPort;
serverPort->setCamera(deco);
}
else
{
deco = dynamic_cast<TileCameraDecorator *>(
serverPort->getCamera());
}
}
// update changed viewport fields
updateViewport(serverPort, clientPort);
// set viewport size
serverPort->setSize(Real32(l),Real32(b),Real32(r),Real32(t));
// use pixel even if pixel = 1
if(serverPort->getLeft() == 1.0)
serverPort->setLeft(1.0001f);
if(serverPort->getRight() == 1.0)
serverPort->setRight(1.0001f);
if(serverPort->getTop() == 1.0)
serverPort->setTop(1.0001f);
if(serverPort->getBottom() == 1.0)
serverPort->setBottom(1.0001f);
// calculate tile parameters
deco->setFullWidth ( cright-cleft );
deco->setFullHeight( ctop-cbottom );
deco->setSize( ( l+left-cleft ) / float( cright-cleft ),
( b+bottom-cbottom ) / float( ctop-cbottom ),
( r+left-cleft ) / float( cright-cleft ),
( t+bottom-cbottom ) / float( ctop-cbottom ) );
deco->setDecoratee( clientPort->getCamera() );
sv++;
}
// remove unused ports
while(window->getMFPort()->size()>sv)
{
window->subPort(sv);
}
Inherited::serverRender(window,id,action);
}
/*! render server window
*
* update all viewport parameters and render local viewports
* Width and height of the whole window are calculated by
* multiplieing the local window size by hServers and vServers.
*/
void MultiDisplayWindow::serverRender( WindowPtr serverWindow,
UInt32 id,
RenderActionBase *action )
{
TileCameraDecoratorPtr deco;
ViewportPtr serverPort;
ViewportPtr clientPort;
StereoBufferViewportPtr clientStereoPort;
UInt32 sv,cv;
Int32 l,r,t,b;
Int32 cleft,cright,ctop,cbottom;
// sync, otherwise viewports will be out of date
if(!getHServers())
{
setHServers(getMFServers()->size());
}
if(!getVServers())
{
setVServers(1);
}
UInt32 row =id/getHServers();
UInt32 column=id%getHServers();
// calculate width and height from local width and height
UInt32 width = serverWindow->getWidth() ;
UInt32 height = serverWindow->getHeight();
if(getWidth()==0)
{
setWidth( width*getHServers() );
}
if(getHeight()==0)
{
setHeight( height*getVServers() );
}
Int32 left = column * width - column * getXOverlap();
Int32 bottom = row * height - row * getYOverlap();
Int32 right = left + width - 1;
Int32 top = bottom + height - 1;
Real64 scaleCWidth = ((width - getXOverlap()) * (getHServers() - 1) + width) / float(getWidth());
Real64 scaleCHeight = ((height - getYOverlap())* (getVServers() - 1) + height)/ float(getHeight());
bool isVirtualPort = false;
// duplicate viewports
for(cv = 0, sv = 0; cv < getMFPort()->size(); ++cv)
{
clientPort = getPort(cv);
isVirtualPort = clientPort->getType().isDerivedFrom(FBOViewport::getClassType());
if(isVirtualPort)
{
// TODO -- seems wrong to render this on all servers, though rendering
// then transmitting the texture doesn't seem like a good idea either.
if(serverWindow->getMFPort()->size() <= sv)
{
serverPort = ViewportPtr::dcast(clientPort->shallowCopy());
beginEditCP(serverWindow);
serverWindow->addPort(serverPort);
endEditCP(serverWindow);
}
else
{
serverPort = serverWindow->getPort(sv);
if(serverPort->getType() != clientPort->getType())
{
// there is a viewport with the wrong type
subRefCP(serverWindow->getPort(sv));
serverPort = ViewportPtr::dcast(clientPort->shallowCopy());
beginEditCP(serverWindow);
{
serverWindow->editPort(sv) = serverPort;
}
endEditCP(serverWindow);
}
}
// update changed viewport fields
updateViewport(serverPort,clientPort);
}
else
{
clientStereoPort = StereoBufferViewportPtr::dcast(clientPort);
cleft = Int32(clientPort->getPixelLeft() * scaleCWidth) ;
cbottom = Int32(clientPort->getPixelBottom() * scaleCHeight) ;
cright = Int32((clientPort->getPixelRight()+1) * scaleCWidth) -1;
ctop = Int32((clientPort->getPixelTop()+1) * scaleCHeight)-1;
if( cright < left ||
cleft > right ||
ctop < bottom ||
cbottom > top )
{
// invisible on this server screen
continue;
}
// calculate overlapping viewport
l = osgMax(cleft ,left ) - left;
b = osgMax(cbottom,bottom) - bottom;
r = osgMin(cright ,right ) - left;
t = osgMin(ctop ,top ) - bottom;
if(serverWindow->getMFPort()->size() <= sv)
{
serverPort = ViewportPtr::dcast(clientPort->shallowCopy());
beginEditCP(serverPort);
deco=TileCameraDecorator::create();
beginEditCP(serverWindow);
serverWindow->addPort(serverPort);
serverPort->setCamera(deco);
endEditCP(serverWindow);
endEditCP(serverPort);
}
else
{
serverPort = serverWindow->getPort(sv);
deco = TileCameraDecoratorPtr::dcast(serverPort->getCamera());
if(serverPort->getType() != clientPort->getType())
{
// there is a viewport with the wrong type
subRefCP(serverWindow->getPort(sv));
serverPort = ViewportPtr::dcast(clientPort->shallowCopy());
if(deco == NullFC)
deco = TileCameraDecorator::create();
beginEditCP(serverPort, Viewport::CameraFieldMask);
serverPort->setCamera(deco);
endEditCP(serverPort, Viewport::CameraFieldMask);
beginEditCP(serverWindow, Window::PortFieldMask);
serverWindow->editPort(sv) = serverPort;
endEditCP(serverWindow, Window::PortFieldMask);
}
}
// update changed viewport fields
updateViewport(serverPort,clientPort);
// set viewport size
beginEditCP(serverPort,
Viewport::LeftFieldMask|
Viewport::BottomFieldMask|
Viewport::RightFieldMask|
Viewport::TopFieldMask);
serverPort->setSize(Real32(l),Real32(b),Real32(r),Real32(t));
// use pixel even if pixel = 1
if(serverPort->getLeft() == 1.0)
serverPort->setLeft(1.0001);
if(serverPort->getRight() == 1.0)
serverPort->setRight(1.0001);
if(serverPort->getTop() == 1.0)
serverPort->setTop(1.0001);
if(serverPort->getBottom() == 1.0)
serverPort->setBottom(1.0001);
endEditCP(serverPort,
Viewport::LeftFieldMask|
Viewport::BottomFieldMask|
Viewport::RightFieldMask|
Viewport::TopFieldMask);
// calculate tile parameters
beginEditCP(deco);
deco->setFullWidth ( cright-cleft );
deco->setFullHeight( ctop-cbottom );
deco->setSize( ( l+left-cleft ) / float( cright-cleft ),
( b+bottom-cbottom ) / float( ctop-cbottom ),
( r+left-cleft ) / float( cright-cleft ),
( t+bottom-cbottom ) / float( ctop-cbottom ) );
deco->setDecoratee( clientPort->getCamera() );
endEditCP(deco);
}
sv++;
}
// remove unused ports
while(serverWindow->getMFPort()->size()>sv)
{
serverWindow->subPort(sv);
}
Inherited::serverRender(serverWindow,id,action);
}
void SortLastWindow::setupNodes(UInt32 groupId)
{
UInt32 v = 0;
Node *root = NULL;
UInt32 nI = 0;
UInt32 gnI = 0;
UInt32 gI = 0;
UInt32 group = 0;
UInt32 groupCount = 0;
UInt32 usableServers = getMFServers()->size32();
if(!getGroupsChanged())
return;
// client and no client rendering
if(getMFServers()->size() == groupId &&
(getComposer() == NULL ||
!getComposer()->getClientRendering()))
{
for(nI = 0 ; nI < getMFGroupNodes()->size() ; ++nI)
{
if(getGroupNodes(nI)->getTravMask())
{
getGroupNodes(nI)->setTravMask(0);
getGroupNodes(nI)->invalidateVolume();
}
}
return;
}
if(getComposer() != NULL)
usableServers = getComposer()->getUsableServers();
// server but not usable, then invalidate all nodes
if((getMFServers()->size() > groupId && usableServers <= groupId))
{
for(v = 0; v < getMFPort()->size(); ++v)
{
root = getPort(v)->getRoot();
root->setTravMask(0);
root->invalidateVolume();
}
setGroupsChanged(false);
return;
}
groupCount = usableServers;
if(getComposer() != NULL)
{
groupCount = getComposer()->getUsableServers();
if(getComposer()->getClientRendering())
{
groupCount++;
}
}
if(getMFServers()->size() == groupId)
groupId = usableServers;
// setup nodes
for(nI = 0,gnI = 0,gI = 0,group = 0 ; nI < getMFGroupNodes()->size() ; ++nI)
{
while(nI >= gnI)
{
gnI += getGroupLengths(group);
gI++;
group = gI % groupCount;
}
if(group == groupId)
{
if(getGroupNodes(nI)->getTravMask() !=
TypeTraits<UInt32>::getMax())
{
getGroupNodes(nI)->setTravMask(TypeTraits<UInt32>::getMax());
getGroupNodes(nI)->invalidateVolume();
}
}
else
{
if(getGroupNodes(nI)->getTravMask())
{
getGroupNodes(nI)->setTravMask(0);
getGroupNodes(nI)->invalidateVolume();
}
}
getGroupNodes(nI)->updateVolume();
}
setGroupsChanged(false);
}
OSG_USING_NAMESPACE
/*! \class OSG::SortLastWindow
Cluster rendering configuration for sort first image composition
*/
/*----------------------------- static grouping functions -----------------*/
void SortLastWindow::buildGroups(void)
{
UInt32 v = 0;
DrawableListT drawables;
UInt32 groupCount = 0;
bool rebuild = false;
// check for new nodes.
FieldContainerFactoryBase *fcFactory = FieldContainerFactory::the();
FieldContainer *fcPtr = NULL;
ChangeList::ChangedStoreConstIt createdI;
ChangeList *changeList = OSG::Thread::getCurrentChangeList();
for(createdI = changeList->beginCreated();
createdI != changeList->endCreated();
createdI++)
{
UInt32 uiId = (*createdI)->uiContainerId;
fcPtr = fcFactory->getContainer(uiId);
if(fcPtr != NULL && dynamic_cast<Node *>(fcPtr) != NULL)
rebuild = true;
}
// is rebuild neccessary ?
if(!rebuild && getMFGroupNodes()->size())
return;
groupCount = getMFServers()->size32();
if(getComposer() != NULL)
{
groupCount = getComposer()->getUsableServers();
if(getComposer()->getClientRendering())
groupCount++;
}
// build groups for all viewports
clearGroupNodes();
editMFGroupLengths()->clear();
for(v = 0; v < getMFPort()->size(); ++v)
{
Viewport *vp = getPort(v);
Node *root = vp->getRoot();
drawables.clear();
collectDrawables(root, drawables);
if(drawables.size())
splitDrawables(drawables, groupCount, false);
}
}
void SortLastWindow::clientRender(RenderActionBase *action)
{
UInt32 p;
UInt32 groupId = getMFServers()->size32();
if(getMFServers()->size())
{
if(getClientWindow() != NULL)
{
setupNodes(groupId);
/*
getClientWindow()->activate();
getClientWindow()->frameInit();
*/
action->setWindow(getClientWindow());
if(getComposer() != NULL)
getComposer()->startFrame();
DrawEnv oEnv;
oEnv.setWindow(action->getWindow());
// render all viewports
for(p = 0; p < getMFPort()->size() ; ++p)
{
Viewport *vp=getPort(p);
oEnv.setViewportDimension(vp->calcPixelLeft (),
vp->calcPixelBottom (),
vp->calcPixelRight (),
vp->calcPixelTop (),
vp->calcIsFullWindow());
if(getComposer() != NULL)
{
getComposer()->startViewport(vp);
action->setCamera (vp->getCamera ());
action->setBackground(vp->getBackground());
action->setViewarea (vp );
action->setTravMask (vp->getTravMask ());
action->apply(vp->getRoot());
for(UInt16 i=0; i < vp->getMFForegrounds()->size(); i++)
{
if(dynamic_cast<StatisticsForeground *>(
vp->getForegrounds(i)) == NULL)
{
vp->getForegrounds(i)->draw(&oEnv);
}
}
getComposer()->composeViewport(vp);
for(UInt16 i=0; i < vp->getMFForegrounds()->size(); i++)
{
if(dynamic_cast<StatisticsForeground *>(
vp->getForegrounds(i)) != NULL)
{
vp->getForegrounds(i)->draw(&oEnv);
}
}
}
else
{
vp->render(action);
}
}
// compose whole window
if(getComposer() != NULL)
getComposer()->composeWindow();
}
}
}
