_coord_reference(GLOBAL)
{}
+ bool contains(const osg::Vec2f& pos) const
+ {
+ return _x <= pos.x() && pos.x() <= _x + _width
+ && _y <= pos.y() && pos.y() <= _y + _height;
+ }
+
+ bool contains( const osg::Vec2f& global_pos,
+ const osg::Vec2f& parent_pos,
+ const osg::Vec2f& local_pos ) const
+ {
+ switch( _coord_reference )
+ {
+ case GLOBAL: return contains(global_pos);
+ case PARENT: return contains(parent_pos);
+ case LOCAL: return contains(local_pos);
+ }
+
+ return false;
+ }
+
virtual void apply(osg::State& state) const
{
const osg::Viewport* vp = state.getCurrentViewport();
}
//----------------------------------------------------------------------------
- bool Element::hitBound( const osg::Vec2f& pos,
+ bool Element::hitBound( const osg::Vec2f& global_pos,
+ const osg::Vec2f& parent_pos,
const osg::Vec2f& local_pos ) const
{
- const osg::Vec3f pos3(pos, 0);
+ if( _scissor && !_scissor->contains(global_pos, parent_pos, local_pos) )
+ return false;
+
+ const osg::Vec3f pos3(parent_pos, 0);
// Drawables have a bounding box...
if( _drawable )
return _drawable->getBound().contains(osg::Vec3f(local_pos, 0));
- // ... for other elements, i.e. groups only a bounding sphere is available
else
- return _transform->getBound().contains(osg::Vec3f(pos, 0));
+ // ... for other elements, i.e. groups only a bounding sphere is available
+ return _transform->getBound().contains(osg::Vec3f(parent_pos, 0));
}
+
//----------------------------------------------------------------------------
void Element::setVisible(bool visible)
{
return _transform.get();
}
+ //----------------------------------------------------------------------------
+ osg::Vec2f Element::posToLocal(const osg::Vec2f& pos) const
+ {
+ getMatrix();
+ const osg::Matrix& m = _transform->getInverseMatrix();
+ return osg::Vec2f
+ (
+ m(0, 0) * pos[0] + m(1, 0) * pos[1] + m(3, 0),
+ m(0, 1) * pos[0] + m(1, 1) * pos[1] + m(3, 1)
+ );
+ }
+
//----------------------------------------------------------------------------
void Element::childAdded(SGPropertyNode* parent, SGPropertyNode* child)
{