FGFS-4.1/OpenSceneGraph
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Added ability to discount Camera's that arn't appropriate for event focus

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This commit is contained in:
Robert Osfield
2007-02-21 19:41:53 +00:00
parent 9a1ce56ce5
commit 987fe5d93b
2 changed files with 32 additions and 7 deletions
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20
src/osgViewer/View.cpp
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@@ -340,7 +340,7 @@ const osg::Camera* View::getCameraContainingPosition(float x, float y, float& lo
const osgGA::GUIEventAdapter* eventState = getEventQueue()->getCurrentEventState();
bool view_invert_y = eventState->getMouseYOrientation()==osgGA::GUIEventAdapter::Y_INCREASING_DOWNWARDS;
osg::notify(osg::INFO)<<"View::getCameraContainingPosition("<<x<<","<<y<<",..,..) view_invert_y="<<view_invert_y<<std::endl;
// osg::notify(osg::NOTICE)<<"View::getCameraContainingPosition("<<x<<","<<y<<",..,..) view_invert_y="<<view_invert_y<<std::endl;
double epsilon = 0.5;
@@ -360,6 +360,8 @@ const osg::Camera* View::getCameraContainingPosition(float x, float y, float& lo
local_x = new_x;
local_y = new_y;
osg::notify(osg::NOTICE)<<"Returning master camera"<<std::endl;
return _camera.get();
}
}
@@ -371,11 +373,15 @@ const osg::Camera* View::getCameraContainingPosition(float x, float y, float& lo
if (view_invert_y) y = - y;
for(unsigned i=0; i<getNumSlaves(); ++i)
for(int i=getNumSlaves()-1; i>=0; --i)
{
const Slave& slave = getSlave(i);
if (slave._camera.valid())
if (slave._camera.valid() &&
slave._camera->getAllowEventFocus() &&
slave._camera->getRenderTargetImplementation()==osg::Camera::FRAME_BUFFER)
{
osg::notify(osg::NOTICE)<<"Testing slave camera "<<slave._camera->getName()<<std::endl;
const osg::Camera* camera = slave._camera.get();
const osg::Viewport* viewport = camera ? camera->getViewport() : 0;
@@ -386,13 +392,15 @@ const osg::Camera* View::getCameraContainingPosition(float x, float y, float& lo
osg::Vec3d new_coord = osg::Vec3d(x,y,0.0) * matrix;
// osg::notify(osg::NOTICE)<<" new_coord "<<new_coord<<std::endl;;
osg::notify(osg::NOTICE)<<" x="<<x<<" y="<<y<<std::endl;;
osg::notify(osg::NOTICE)<<" eventState->getXmin()="<<eventState->getXmin()<<" eventState->getXmax()="<<eventState->getXmax()<<std::endl;;
osg::notify(osg::NOTICE)<<" new_coord "<<new_coord<<std::endl;;
if (viewport &&
new_coord.x() >= (viewport->x()-epsilon) && new_coord.y() >= (viewport->y()-epsilon) &&
new_coord.x() < (viewport->x()+viewport->width()-1.0+epsilon) && new_coord.y() <= (viewport->y()+viewport->height()-1.0+epsilon) )
{
// osg::notify(osg::NOTICE)<<" in viewport "<<std::endl;;
osg::notify(osg::NOTICE)<<" in viewport "<<std::endl;;
local_x = new_coord.x();
local_y = new_coord.y();
@@ -401,7 +409,7 @@ const osg::Camera* View::getCameraContainingPosition(float x, float y, float& lo
}
else
{
// osg::notify(osg::NOTICE)<<" not in viewport "<<viewport->x()<<" "<<(viewport->x()+viewport->width())<<std::endl;;
osg::notify(osg::NOTICE)<<" not in viewport "<<viewport->x()<<" "<<(viewport->x()+viewport->width())<<std::endl;;
}
}