FGFS-4.1/OpenSceneGraph
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Added -f/--fixed option to allow use to freeze the animation of the cessna.

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This commit is contained in:
Robert Osfield 2007-05-18 09:43:25 +00:00
parent cf9518f346
commit 7a66aaca15
1 changed files with 11 additions and 5 deletions
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16
examples/osgsimulation/osgsimulation.cpp
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@ -71,17 +71,18 @@ class ModelPositionCallback : public osg::NodeCallback
{ {
public: public:
ModelPositionCallback(): ModelPositionCallback(double speed):
_latitude(0.0), _latitude(0.0),
_longitude(0.0), _longitude(0.0),
_height(100000.0) _height(100000.0),
_speed(speed)
{ {
_rotation.makeRotate(osg::DegreesToRadians(90.0),0.0,0.0,1.0); _rotation.makeRotate(osg::DegreesToRadians(90.0),0.0,0.0,1.0);
} }
void updateParameters() void updateParameters()
{ {
_longitude += ((2.0*osg::PI)/360.0)/20.0; _longitude += _speed * ((2.0*osg::PI)/360.0)/20.0;
} }
@ -136,6 +137,7 @@ public:
double _longitude; double _longitude;
double _height; double _height;
osg::Quat _rotation; osg::Quat _rotation;
double _speed;
}; };
@ -196,6 +198,10 @@ int main(int argc, char **argv)
viewer.getCamera()->setNearFarRatio(0.00001f); viewer.getCamera()->setNearFarRatio(0.00001f);
double speed = 1.0;
while (arguments.read("-f") || arguments.read("--fixed")) speed = 0.0;
osg::Quat rotation; osg::Quat rotation;
osg::Vec4 vec4; osg::Vec4 vec4;
while (arguments.read("--rotate-model",vec4[0],vec4[1],vec4[2],vec4[3])) while (arguments.read("--rotate-model",vec4[0],vec4[1],vec4[2],vec4[3]))
@ -340,10 +346,10 @@ int main(int argc, char **argv)
mt->addChild(scaler); mt->addChild(scaler);
if (!nc) nc = new ModelPositionCallback; if (!nc) nc = new ModelPositionCallback(speed);
mt->setUpdateCallback(nc); mt->setUpdateCallback(nc);
csn->addChild(mt); csn->addChild(mt);
// if we are using an overaly node, use the cessna subgraph as the overlay subgraph // if we are using an overaly node, use the cessna subgraph as the overlay subgraph