public void PreDraw(Hisui.Graphics.ISceneContext sc)
{
if (this.Direction == ClipDirections.None)
{
return;
}
var sphere = _docviews.WorldDocumentScene.BoundingSphere;
var range = new Hisui.Geom.Range(-sphere.Radius, sphere.Radius);
var codsys = Geom.CodSys3d.Unit;
switch (this.Direction)
{
case ClipDirections.View:
codsys.r = sc.Camera.ViewingPos.r;
codsys.SetRotation(codsys.v, codsys.u);
break;
case ClipDirections.PlusX:
codsys.SetRotation(Geom.Vector3d.Ey, Geom.Vector3d.Ez);
break;
case ClipDirections.PlusY:
codsys.SetRotation(Geom.Vector3d.Ez, Geom.Vector3d.Ex);
break;
case ClipDirections.PlusZ:
codsys.SetRotation(Geom.Vector3d.Ex, Geom.Vector3d.Ey);
break;
case ClipDirections.MinusX:
codsys.SetRotation(Geom.Vector3d.Ez, Geom.Vector3d.Ey);
break;
case ClipDirections.MinusY:
codsys.SetRotation(Geom.Vector3d.Ex, Geom.Vector3d.Ez);
break;
case ClipDirections.MinusZ:
codsys.SetRotation(Geom.Vector3d.Ey, Geom.Vector3d.Ex);
break;
}
codsys.o = sphere.Center + range.ParamToValue(this.Position) * codsys.n;
_clip.CodSys = codsys;
_clip.PreDraw(sc);
}
IEnumerator <Ctrl.IOperation> DragPlane(Graphics.IView view, MouseEventArgs e)
{
var plane = this.GetQuadPlanes()[_highlightIndex];
var sphere = _docviews.WorldDocumentScene.BoundingSphere;
var range = new Hisui.Geom.Range(-sphere.Radius, sphere.Radius);
var z0 = range.ParamToValue(this.Position);
var eyeshot1 = view.Camera.GetEyeshotLine(e.Location);
var y1 = GetIntersection(plane, eyeshot1).y;
var up = new Ctrl.LButtonUp(view.Events);
up.MouseMove += (ss, ee) =>
{
var eyeshot2 = view.Camera.GetEyeshotLine(ee.Location);
var z = z0 + GetIntersection(plane, eyeshot2).y - y1;
this.Position = range.ValueToParam(z);
view.Invalidate();
};
yield return(up);
view.Invalidate();
}
IEnumerator<Ctrl.IOperation> DragPlane( Graphics.IView view, MouseEventArgs e )
{
var plane = this.GetQuadPlanes()[_highlightIndex];
var sphere = _docviews.WorldDocumentScene.BoundingSphere;
var range = new Hisui.Geom.Range( -sphere.Radius, sphere.Radius );
var z0 = range.ParamToValue( this.Position );
var eyeshot1 = view.Camera.GetEyeshotLine( e.Location );
var y1 = GetIntersection( plane, eyeshot1 ).y;
var up = new Ctrl.LButtonUp( view.Events );
up.MouseMove += ( ss, ee ) =>
{
var eyeshot2 = view.Camera.GetEyeshotLine( ee.Location );
var z = z0 + GetIntersection( plane, eyeshot2 ).y - y1;
this.Position = range.ValueToParam( z );
view.Invalidate();
};
yield return up;
view.Invalidate();
}
public void PreDraw( Hisui.Graphics.ISceneContext sc )
{
if ( this.Direction == ClipDirections.None ) return;
var sphere = _docviews.WorldDocumentScene.BoundingSphere;
var range = new Hisui.Geom.Range( -sphere.Radius, sphere.Radius );
var codsys = Geom.CodSys3d.Unit;
switch ( this.Direction ) {
case ClipDirections.View:
codsys.r = sc.Camera.ViewingPos.r;
codsys.SetRotation( codsys.v, codsys.u );
break;
case ClipDirections.PlusX:
codsys.SetRotation( Geom.Vector3d.Ey, Geom.Vector3d.Ez );
break;
case ClipDirections.PlusY:
codsys.SetRotation( Geom.Vector3d.Ez, Geom.Vector3d.Ex );
break;
case ClipDirections.PlusZ:
codsys.SetRotation( Geom.Vector3d.Ex, Geom.Vector3d.Ey );
break;
case ClipDirections.MinusX:
codsys.SetRotation( Geom.Vector3d.Ez, Geom.Vector3d.Ey );
break;
case ClipDirections.MinusY:
codsys.SetRotation( Geom.Vector3d.Ex, Geom.Vector3d.Ez );
break;
case ClipDirections.MinusZ:
codsys.SetRotation( Geom.Vector3d.Ey, Geom.Vector3d.Ex );
break;
}
codsys.o = sphere.Center + range.ParamToValue( this.Position ) * codsys.n;
_clip.CodSys = codsys;
_clip.PreDraw( sc );
}
