FGFS-4.1/OpenSceneGraph
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Introduced a flight path that goes around the earth going into the north and sound

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hemisphere's with heading and roll adjustment.
This commit is contained in:
Robert Osfield
2005-04-07 13:49:54 +00:00
parent 83e21611f6
commit 4c362f5447
1 changed files with 15 additions and 0 deletions
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15
examples/osgsimulation/osgsimulation.cpp
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@@ -116,6 +116,17 @@ public:
void updateParameters()
{
_longitude += ((2.0*osg::PI)/360.0)/20.0;
_latitude = sin(_longitude);
// adjust the heading and roll to roughly look ok,
// but bearing no reality to physics..
osg::Quat heading;
heading.makeRotate(osg::DegreesToRadians(90.0)+cos(_longitude),0.0,0.0,1.0);
osg::Quat roll;
roll.makeRotate(-_latitude*0.5f,0.0,1.0,0.0);
_rotation = roll*heading;
}
@@ -203,6 +214,10 @@ int main(int argc, char **argv)
arguments.getApplicationUsage()->setDescription(arguments.getApplicationName()+" is the example which demonstrates use of particle systems.");
arguments.getApplicationUsage()->setCommandLineUsage(arguments.getApplicationName()+" [options] image_file_left_eye image_file_right_eye");
arguments.getApplicationUsage()->addCommandLineOption("-h or --help","Display this information");
arguments.getApplicationUsage()->addCommandLineOption("--rotate-model angle x y z","Rotate model");
arguments.getApplicationUsage()->addCommandLineOption("--flight-path","");
arguments.getApplicationUsage()->addCommandLineOption("--tracker-mode","NODE_CENTER_AND_ROTATION | NODE_CENTER_AND_AZIM | NODE_CENTER");
arguments.getApplicationUsage()->addCommandLineOption("--rotation-mode","TRACKBALL | ELEVATION_AZIM");
// construct the viewer.