void
FltExportVisitor::apply( osg::PositionAttitudeTransform& node )
{
_firstNode = false;
ScopedStatePushPop guard( this, node.getStateSet() );
osg::ref_ptr<osg::RefMatrix> m = new osg::RefMatrix(
osg::Matrix::translate( -node.getPivotPoint() ) *
osg::Matrix::scale( node.getScale() ) *
osg::Matrix::rotate( node.getAttitude() ) *
osg::Matrix::translate( node.getPosition() ) );
std::vector< osg::Referenced* > saveUserDataList;
unsigned int idx;
for( idx=0; idx<node.getNumChildren(); idx++ )
{
saveUserDataList.push_back( node.getChild( idx )->getUserData() );
node.getChild( idx )->setUserData( m.get() );
}
traverse( (osg::Node&)node );
// Restore saved UserData.
unsigned int nd = node.getNumChildren();
while (nd--)
node.getChild( nd )->setUserData(
saveUserDataList[ nd ] );
}
//POSATT
void daeWriter::apply( osg::PositionAttitudeTransform &node )
{
#ifdef _DEBUG
debugPrint( node );
#endif
while ( lastDepth >= _nodePath.size() )
{
//We are not a child of previous node
currentNode = daeSafeCast< domNode >( currentNode->getParentElement() );
lastDepth--;
}
currentNode = daeSafeCast< domNode >(currentNode->createAndPlace( COLLADA_ELEMENT_NODE ) );
currentNode->setId(getNodeName(node,"positionAttitudeTransform").c_str());
const osg::Vec3 &pos = node.getPosition();
const osg::Quat &q = node.getAttitude();
const osg::Vec3 &s = node.getScale();
if ( s.x() != 1 || s.y() != 1 || s.z() != 1 )
{
//make a scale
domScale *scale = daeSafeCast< domScale >( currentNode->createAndPlace( COLLADA_ELEMENT_SCALE ) );
scale->getValue().append( s.x() );
scale->getValue().append( s.y() );
scale->getValue().append( s.z() );
}
double angle;
osg::Vec3 axis;
q.getRotate( angle, axis );
if ( angle != 0 )
{
//make a rotate
domRotate *rot = daeSafeCast< domRotate >( currentNode->createAndPlace( COLLADA_ELEMENT_ROTATE ) );
rot->getValue().append( axis.x() );
rot->getValue().append( axis.y() );
rot->getValue().append( axis.z() );
rot->getValue().append( angle );
}
if ( pos.x() != 0 || pos.y() != 0 || pos.z() != 0 )
{
//make a translate
domTranslate *trans = daeSafeCast< domTranslate >( currentNode->createAndPlace( COLLADA_ELEMENT_TRANSLATE ) );
trans->getValue().append( pos.x() );
trans->getValue().append( pos.y() );
trans->getValue().append( pos.z() );
}
lastVisited = POSATT;
lastDepth = _nodePath.size();
traverse( node );
}
virtual void operator()(osg::Node* node, osg::NodeVisitor* nv)
{
// Matrix that rotates from the marker grid to paddle coordinate system
osg::Matrix rotationMatrix = osg::Matrix(arTransformB->getMatrix().getRotate());
osg::Vec3 globalUp = osg::Z_AXIS; // z-axis on the marker grid
osg::Vec3 localUp = globalUp * rotationMatrix; // z-axis on the paddle
osg::Vec3 projection = globalUp ^ (localUp ^ globalUp); // projection of paddle up vector onto reference plane
float magnitude = projection.length(); // length of projection
std::cout << projection << ", " << magnitude << std::endl;
osg::Vec3 paddlePos = arTransformB->getMatrix().getTrans();
osg::Vec3 offsetA = paddlePos - hotSpotAPos;
osg::Vec3 offsetB = paddlePos - hotSpotBPos;
float scale = 1 + projection.x();
if (offsetA.length() < 80) {
hotSpotA->setColor(osg::Vec4(0, 0, 1, 1));
contentA->setScale(osg::Vec3(scale, scale, scale));
} else {
hotSpotA->setColor(osg::Vec4(0.4, 0.4, 0.4, 1));
}
if (offsetB.length() < 80) {
hotSpotB->setColor(osg::Vec4(0, 0, 1, 1));
contentB->setScale(osg::Vec3(scale, scale, scale));
} else {
hotSpotB->setColor(osg::Vec4(0.4, 0.4, 0.4, 1));
}
traverse(node,nv);
}
void apply()
{
GeoPoint pos(
srs,
uiLon->getValue(), uiLat->getValue(), uiAlt->getValue(),
ALTMODE_ABSOLUTE);
geo->setPosition( pos );
osg::Quat ori =
osg::Quat(osg::DegreesToRadians(uiRoll->getValue()), osg::Vec3(0,1,0)) *
osg::Quat(osg::DegreesToRadians(uiPitch->getValue()), osg::Vec3(1,0,0)) *
osg::Quat(osg::DegreesToRadians(uiHeading->getValue()), osg::Vec3(0,0,-1));
pat->setAttitude( ori );
}
void apply()
{
AltitudeMode altMode = uiRelativeZ->getValue() ? ALTMODE_RELATIVE : ALTMODE_ABSOLUTE;
GeoPoint pos(
srs,
uiLon->getValue(), uiLat->getValue(), uiAlt->getValue(),
altMode);
geo->setPosition( pos );
osg::Quat ori =
osg::Quat(osg::DegreesToRadians(uiRoll->getValue()), osg::Vec3(0,1,0)) *
osg::Quat(osg::DegreesToRadians(uiPitch->getValue()), osg::Vec3(1,0,0)) *
osg::Quat(osg::DegreesToRadians(uiHeading->getValue()), osg::Vec3(0,0,-1));
pat->setAttitude( ori );
}
//POSATT
void daeWriter::apply( osg::PositionAttitudeTransform &node )
{
#ifdef _DEBUG
debugPrint( node );
#endif
updateCurrentDaeNode();
currentNode = daeSafeCast< domNode >(currentNode->add( COLLADA_ELEMENT_NODE ) );
std::string nodeName = getNodeName(node,"positionAttitudeTransform");
currentNode->setId(nodeName.c_str());
const osg::Vec3 &pos = node.getPosition();
const osg::Quat &q = node.getAttitude();
const osg::Vec3 &s = node.getScale();
osg::Callback* ncb = node.getUpdateCallback();
bool handled = false;
if (ncb)
{
osgAnimation::UpdateMatrixTransform* ut = dynamic_cast<osgAnimation::UpdateMatrixTransform*>(ncb);
// If targeted by an animation we split up the matrix into multiple place element so they can be targeted individually
if (ut)
{
handled = true;
writeUpdateTransformElements(pos, q, s);
}
}
// If not targeted by an animation simply add the elements that actually contribute to placement
if (!handled)
{
if ( s.x() != 1 || s.y() != 1 || s.z() != 1 )
{
// Make a scale place element
domScale *scale = daeSafeCast< domScale >( currentNode->add( COLLADA_ELEMENT_SCALE ) );
scale->setSid("scale");
scale->getValue().append3( s.x(), s.y(), s.z() );
}
double angle;
osg::Vec3 axis;
q.getRotate( angle, axis );
if ( angle != 0 )
{
// Make a rotate place element
domRotate *rot = daeSafeCast< domRotate >( currentNode->add( COLLADA_ELEMENT_ROTATE ) );
rot->setSid("rotate");
rot->getValue().append4( axis.x(), axis.y(), axis.z(), osg::RadiansToDegrees(angle) );
}
if ( s.x() != 1 || s.y() != 1 || s.z() != 1 )
{
// Make a translate place element
domTranslate *trans = daeSafeCast< domTranslate >( currentNode->add( COLLADA_ELEMENT_TRANSLATE ) );
trans->setSid("translate");
trans->getValue().append3( pos.x(), pos.y(), pos.z() );
}
}
writeNodeExtra(node);
lastDepth = _nodePath.size();
traverse( node );
}
osg::Node* createModel()
{
//Das Modell in der Übung besteht aus:
// - Rotor
// - Kugel (Rotornabe)
// - 2 Quader (2x Rotorblätter)
// - Turm
// - Zylinder (Turmdingsda)
// - 2 Quader für Gehäuse + Fundament
//Gruppe (ist root Node)
osg::Group* root = new osg::Group();
//Die zwei Subnodes Rotor und Turm
osg::Group* rotor = new osg::Group();
osg::Group* tower = new osg::Group();
root->addChild(rotor);
root->addChild(tower);
//Subnodes von Rotor...
//Rotornabe
osg::Geode* sphere = new osg::Geode();
osg::ShapeDrawable* sphereShape = new osg::ShapeDrawable(new osg::Sphere(osg::Vec3(-0.25, 0, 0), 0.5));
sphereShape->setColor(osg::Vec4(0.38, 0.75, 1.0, 1.0));
sphere->addDrawable(sphereShape);
//Rotorblätter
osg::Geode* rotorBlade1 = new osg::Geode();
osg::ShapeDrawable* rotorBladeShape1 = new osg::ShapeDrawable(new osg::Box(osg::Vec3(0, 1.25, 0), 0.25, 2.0, 0.5));
rotorBladeShape1->setColor(osg::Vec4(0.60, 0.0, 0.0, 1.0));
rotorBlade1->addDrawable(rotorBladeShape1);
osg::Geode* rotorBlade2 = new osg::Geode();
osg::ShapeDrawable* rotorBladeShape2 = new osg::ShapeDrawable(new osg::Box(osg::Vec3(0, -1.25, 0), 0.25, 2.0, 0.5));
rotorBladeShape2->setColor(osg::Vec4(0.60, 0.0, 0.0, 1.0));
rotorBlade2->addDrawable(rotorBladeShape2);
//Transform Node
rotorMovement = new osg::PositionAttitudeTransform();
rotorMovement->setPosition(osg::Vec3d(0.0, 0.0, 0.0));
rotor->addChild(rotorMovement);
rotorMovement->addChild(sphere);
rotorMovement->addChild(rotorBlade1);
rotorMovement->addChild(rotorBlade2);
//Subnodes von Turm
//Turmdingsda
osg::Geode* towerThing = new osg::Geode();
osg::ShapeDrawable* towerThingShape = new osg::ShapeDrawable(new osg::Cylinder(osg::Vec3(-0.75, 0, -1.5), 0.25, 3.0));
towerThingShape->setColor(osg::Vec4(0.71, 0.39, 0.17, 1.0));
towerThing->addDrawable(towerThingShape);
tower->addChild(towerThing);
//Gehäuse
osg::Geode* housing = new osg::Geode();
osg::ShapeDrawable* housingShape = new osg::ShapeDrawable(new osg::Box(osg::Vec3(-0.75, 0, 0), 1, 1, 1));
housingShape->setColor(osg::Vec4(0.0, 0.11, 0.60, 1.0));
housing->addDrawable(housingShape);
tower->addChild(housing);
//Fundament
osg::Geode* base = new osg::Geode();
osg::ShapeDrawable* baseShape = new osg::ShapeDrawable(new osg::Box(osg::Vec3(-0.75, 0, -3), 1, 1, 0.25));
baseShape->setColor(osg::Vec4(0.0, 0.11, 0.60, 1.0));
base->addDrawable(baseShape);
tower->addChild(base);
return root;
}
void Rotate()
{
rotorMovement->setAttitude(osg::Quat(osg::DegreesToRadians(rotation), osg::Vec3(1, 0, 0)));
rotation -= 5;
}
