FGFS-4.1/OpenSceneGraph
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Added handling of movies into Timeout

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This commit is contained in:
Robert Osfield
2013-01-30 11:31:27 +00:00
parent f5bd6b0487
commit 5339864c17
1 changed files with 83 additions and 0 deletions
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83
src/osgPresentation/Timeout.cpp
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@@ -18,6 +18,75 @@
using namespace osgPresentation;
class OperationVisitor : public osg::NodeVisitor
{
public:
enum Operation
{
ENTER,
LEAVE,
RESET
};
OperationVisitor(Operation op) : osg::NodeVisitor(osg::NodeVisitor::TRAVERSE_ALL_CHILDREN), _operation(op), _sleepTime(0.0) {}
void apply(osg::Node& node)
{
if (node.getStateSet()) process(node.getStateSet());
traverse(node);
}
void apply(osg::Geode& geode)
{
apply(static_cast<osg::Node&>(geode));
for(unsigned int i=0;i<geode.getNumDrawables();++i)
{
osg::Drawable* drawable = geode.getDrawable(i);
if (drawable->getStateSet()) process(drawable->getStateSet());
}
}
virtual void process(osg::StateSet* ss)
{
for(unsigned int i=0;i<ss->getTextureAttributeList().size();++i)
{
osg::Texture* texture = dynamic_cast<osg::Texture*>(ss->getTextureAttribute(i,osg::StateAttribute::TEXTURE));
osg::Image* image = texture ? texture->getImage(0) : 0;
osg::ImageStream* imageStream = dynamic_cast<osg::ImageStream*>(image);
if (imageStream) process(imageStream);
}
}
void process(osg::ImageStream* video)
{
if (_operation==ENTER)
{
video->rewind();
video->play();
_sleepTime = 0.2;
}
else if (_operation==LEAVE)
{
video->pause();
}
else if (_operation==RESET)
{
video->rewind();
_sleepTime = 0.2;
}
}
double sleepTime() const { return _sleepTime; }
Operation _operation;
double _sleepTime;
};
HUDSettings::HUDSettings(double slideDistance, float eyeOffset, unsigned int leftMask, unsigned int rightMask):
_slideDistance(slideDistance),
_eyeOffset(eyeOffset),
@@ -247,6 +316,17 @@ void Timeout::traverse(osg::NodeVisitor& nv)
OSG_NOTICE<<"Doing display broadcast key event"<<_displayBroadcastKeyPos._key<<std::endl;
broadcastEvent(viewer, _displayBroadcastKeyPos);
}
OperationVisitor leave(OperationVisitor::ENTER);
accept(leave);
if (leave.sleepTime()!=0.0)
{
OSG_NOTICE<<"Pausing for "<<leave.sleepTime()<<std::endl;
OpenThreads::Thread::microSleep(static_cast<unsigned int>(1000000.0*leave.sleepTime()));
OSG_NOTICE<<"Finished Pause "<<std::endl;
}
}
@@ -257,6 +337,9 @@ void Timeout::traverse(osg::NodeVisitor& nv)
OSG_NOTICE<<"Doing dismiss broadcast key event"<<_dismissBroadcastKeyPos._key<<std::endl;
broadcastEvent(viewer, _dismissBroadcastKeyPos);
}
OperationVisitor leave(OperationVisitor::LEAVE);
accept(leave);
}
Transform::traverse(nv);