void ShapeVisitor_VisualizerCreator::visualizeCylinder(Layout::Shape_CylinderSurface &cylinder)
{
osg::Vec3f eye = cylinder.firstBaseCenter();
osg::Vec3f center = cylinder.secondBaseCenter();
osg::Cylinder *osgCylinder = new osg::Cylinder;
osgCylinder->setRadius(getScaledDistance(100));
osgCylinder->setCenter(getScaledPosition(center));
osg::ShapeDrawable *sd = new osg::ShapeDrawable;
sd->setShape(osgCylinder);
sd->setColor(osg::Vec4 (0, 0, 1.0, /*0.06*/0.0));
//transparency of cylinder
sd->getOrCreateStateSet()->setMode(GL_BLEND, osg::StateAttribute::ON);
sd->getStateSet()->setRenderingHint(osg::StateSet::TRANSPARENT_BIN);
sd->getStateSet()->setMode(GL_DEPTH_TEST, osg::StateAttribute::OFF);
sd->getStateSet()->setMode(GL_LIGHTING, osg::StateAttribute::OFF);
sd->getStateSet()->setAttributeAndModes(new osg::BlendFunc, osg::StateAttribute::ON);
sd->getStateSet()->setRenderingHint(osg::StateSet::TRANSPARENT_BIN);
sd->getStateSet()->setRenderBinDetails(11, "RenderBin");
//
osg::Geode *geode = new osg::Geode;
geode->addDrawable(sd);
createdVisualizer_ = geode;
}
/**
* Draw the arrow triangle.
*
* @param[in] painter Painter that must be used.
* @param[in] plot Plot where arrow must be plotted.
*/
void Arrow2D::drawArrow(QPainter &painter, Plot2D *plot){
painter.setPen(m_arrowLinePen);
painter.setBrush(m_arrowBrush);
const auto initialPoint = getScaledPosition(m_pivot, plot);
const auto finalPoint = getScaledPosition(m_finalPoint, plot);
const double angle = atan2(finalPoint.y() - initialPoint.y(), finalPoint.x() - initialPoint.x());
const double arrowLength = getScaledDimensionX(m_arrowLength, plot);
const double arrowWidth = getScaledDimensionX(m_arrowWidth, plot);
const QPointF p1(-m_arrowLength + finalPoint.x(), -m_arrowWidth * 0.5 + finalPoint.y());
const QPointF p2(-m_arrowLength + finalPoint.x(), m_arrowWidth * 0.5 + finalPoint.y());
QPolygonF arrow;
arrow << finalPoint << p1 << p2;
QTransform transform;
transform.rotateRadians(angle);
const QPolygonF rotatedArrow = transform.map(arrow);
const auto deltaPosition = arrow.front() - rotatedArrow.front();
QTransform translateTransform;
translateTransform.translate(deltaPosition.x(), deltaPosition.y());
const QPolygonF rotoTranslatedArros = translateTransform.map(rotatedArrow);
painter.drawPolygon(rotoTranslatedArros);
}
void ShapeVisitor_VisualizerCreator::visit( Layout::Shape_Intersection& shape )
{
osg::Vec3 center;
//osg::Vec3 normalVector;
if ( shape.getCompositeType() == Layout::Shape_Composite::CompositeType::CIRCLE ) {
float radius = 0;
Layout::Shape_Composite::ShapesListType& shapes = shape.getShapes();
Layout::Shape_Composite::ShapesListType::iterator it = shapes.begin();
if ( QSharedPointer<Layout::Shape_Sphere> sphere = qSharedPointerCast<Layout::Shape_Sphere>( *it ) ) {
radius = sphere->getRadius();
center = sphere->getCenter();
}
else {
// TODO: What if the first condition does not apply
}
++it;
//if(QSharedPointer<Layout::Shape_Plane> plane = qSharedPointerCast<Layout::Shape_Plane>(*it)){
// normalVector = plane->getNormalVector();
//}
osg::Cylinder* cylinder = new osg::Cylinder;
cylinder->setCenter( getScaledPosition( center ) );
cylinder->setRadius( getScaledDistance( radius ) );
cylinder->setHeight( 1 );
osg::ShapeDrawable* sd = new osg::ShapeDrawable;
sd->setShape( cylinder );
//volovar zmena apha nie je konstanta 0.06f
sd->setColor( osg::Vec4( 0.0f, 0.f, 1.0f, shape.getAlpha() ) );
sd->getOrCreateStateSet()->setMode( GL_BLEND, osg::StateAttribute::ON );
sd->getStateSet()->setRenderingHint( osg::StateSet::TRANSPARENT_BIN );
sd->getStateSet()->setMode( GL_DEPTH_TEST,osg::StateAttribute::OFF );
sd->getStateSet()->setMode( GL_LIGHTING, osg::StateAttribute::OFF );
sd->getStateSet()->setAttributeAndModes( new osg::BlendFunc, osg::StateAttribute::ON );
sd->getStateSet()->setRenderingHint( osg::StateSet::TRANSPARENT_BIN );
sd->getStateSet()->setRenderBinDetails( 11, "RenderBin" );
osg::Geode* geode = new osg::Geode;
geode->addDrawable( sd );
createdVisualizer_ = geode;
}
}
void ShapeVisitor_VisualizerCreator::visualizeSphere( Layout::Shape_AbstractSphere& abstractSphere )
{
osg::Sphere* sphere = new osg::Sphere;
sphere->setRadius( getScaledDistance( abstractSphere.getRadius() ) );
sphere->setCenter( getScaledPosition( abstractSphere.getCenter() ) );
osg::ShapeDrawable* sd = new osg::ShapeDrawable;
sd->setShape( sphere );
//volovar zmena
osg::PolygonMode* polygonMode = new osg::PolygonMode; //podla http://snipplr.com/view/30978/osg-wireframe-display/
sd->getOrCreateStateSet()->setMode( GL_BLEND, osg::StateAttribute::ON );
switch ( abstractSphere.getRenderType() ) { //prepinanie medzi vykreslovacimi modmi shapu
case Layout::Shape_AbstractSphere::SOLID:
sd->setColor( osg::Vec4( 0.f, 0.f, 1.0f, abstractSphere.getAlpha() ) );
sd->getStateSet()->setAttributeAndModes( new osg::BlendFunc, osg::StateAttribute::ON );
sd->getStateSet()->setRenderingHint( osg::StateSet::TRANSPARENT_BIN );
break;
case Layout::Shape_AbstractSphere::WIREFRAME:
polygonMode->setMode( osg::PolygonMode::FRONT_AND_BACK, osg::PolygonMode::LINE );
sd->setColor( osg::Vec4( 0.f, 0.f, 1.0f, abstractSphere.getAlpha() ) );
sd->getStateSet()->setAttributeAndModes( polygonMode,
osg::StateAttribute::OVERRIDE | osg::StateAttribute::ON );
sd->getStateSet()->setRenderingHint( osg::StateSet::TRANSPARENT_BIN );
break;
case Layout::Shape_AbstractSphere::CIRCLE:
break;
default:
return;
}
//volovar koniec zmeny
//transparency of sphere
sd->getStateSet()->setRenderingHint( osg::StateSet::TRANSPARENT_BIN );
sd->getStateSet()->setMode( GL_DEPTH_TEST,osg::StateAttribute::OFF );
sd->getStateSet()->setMode( GL_LIGHTING, osg::StateAttribute::OFF );
sd->getStateSet()->setRenderBinDetails( 11, "RenderBin" );
//
osg::Geode* geode = new osg::Geode;
geode->addDrawable( sd );
createdVisualizer_ = geode;
}
void ShapeVisitor_VisualizerCreator::visualizeSphere (Layout::Shape_AbstractSphere & abstractSphere) {
osg::Sphere * sphere = new osg::Sphere;
sphere->setRadius (getScaledDistance (abstractSphere.getRadius ()));
sphere->setCenter (getScaledPosition (abstractSphere.getCenter ()));
osg::ShapeDrawable * sd = new osg::ShapeDrawable;
sd->setShape (sphere);
sd->setColor (osg::Vec4 (0, 0, 1.0, 0.06));
//transparency of sphere
sd->getOrCreateStateSet()->setMode (GL_BLEND, osg::StateAttribute::ON);
sd->getStateSet()->setRenderingHint (osg::StateSet::TRANSPARENT_BIN);
sd->getStateSet()->setMode(GL_DEPTH_TEST,osg::StateAttribute::OFF);
sd->getStateSet()->setMode(GL_LIGHTING, osg::StateAttribute::OFF);
sd->getStateSet()->setAttributeAndModes(new osg::BlendFunc, osg::StateAttribute::ON);
sd->getStateSet()->setRenderingHint(osg::StateSet::TRANSPARENT_BIN);
sd->getStateSet()->setRenderBinDetails( 11, "RenderBin");
//
osg::Geode * geode = new osg::Geode;
geode->addDrawable (sd);
createdVisualizer_ = geode;
}
void ShapeVisitor_VisualizerCreator::visit (Layout::Shape_Plane & shape) {
// OSG does not support InfinitePlane drawing at this time, maybe try to use this piece of code with the new version of OSG
/*
osg::InfinitePlane * plane = new osg::InfinitePlane;
plane->set (shape.getNormalVector (), getScaledDistance (shape.getD ()));
osg::ShapeDrawable * sd = new osg::ShapeDrawable;
sd->setShape (plane);
sd->setColor (osg::Vec4 (0, 0.5, 0.0, 0.5));
*/
// now we use a temporary code instead - drawing a plane using box:
// center
osg::Vec3 center (0, 0, (- shape.getD ()) / shape.getNormalVector ().z () ); // some point on the plane
// rotation
osg::Quat quat;
quat.makeRotate (osg::Z_AXIS, shape.getNormalVector ());
osg::Box * box = new osg::Box;
box->setCenter (getScaledPosition (center));
box->setRotation (quat);
box->setHalfLengths (osg::Vec3 (1000, 1000, 1));
osg::ShapeDrawable * sd = new osg::ShapeDrawable;
sd->setShape (box);
sd->setColor (osg::Vec4 (0, 0, 1.0, 0.06));
sd->getOrCreateStateSet()->setMode (GL_BLEND, osg::StateAttribute::ON);
sd->getStateSet()->setRenderingHint (osg::StateSet::TRANSPARENT_BIN);
osg::Geode * geode = new osg::Geode;
geode->addDrawable (sd);
createdVisualizer_ = geode;
}
/**
* Draw the arrow line.
*
* @param[in] painter Painter that must be used.
* @param[in] plot Plot where arrow must be plotted.
*/
void Arrow2D::drawLine(QPainter &painter, Plot2D *plot) {
const auto initialPoint = getScaledPosition(m_pivot, plot);
const auto finalPoint = getScaledPosition(m_finalPoint, plot);
painter.setPen(m_linePen);
painter.drawLine(initialPoint, finalPoint);
}