override protected void BuildGizmo()
{
gizmo.SetName("SnapDragGizmo");
float fAlpha = 0.5f;
srcMaterial = MaterialUtil.CreateTransparentMaterial(ColorUtil.SelectionGold, fAlpha);
srcHoverMaterial = MaterialUtil.CreateStandardMaterial(ColorUtil.SelectionGold);
// generate snap target set
Snaps = SnapSet.CreateStandard(Scene);
Snaps.IgnoreSet.AddRange(this.targets);
Snaps.PreRender(parentScene.ActiveCamera.GetPosition());
// [TODO] this should iterate through targets...
Debug.Assert(this.targets.Count == 1);
// [TODO] should maybe be using GetBoundingBox now??
Bounds b = this.targets[0].GetLocalBoundingBox();
float h = b.extents[1];
// object origin
add_snap_source(Vector3.zero, "obj_origin", Snaps);
add_snap_source(Vector3.zero + h * Vector3.up, "obj_top", Snaps);
add_snap_source(Vector3.zero - h * Vector3.up, "obj_base", Snaps);
gizmo.Hide();
}
virtual public void PreRender()
{
if (Snaps != null)
{
Snaps.PreRender(scene.ActiveCamera.GetPosition());
}
if (primitive != null)
{
primitive.PreRender();
}
}
virtual public void PreRender()
{
if (Snaps != null)
{
Snaps.PreRender(scene.ActiveCamera.GetPosition());
}
if (preview != null)
{
preview.PreRender();
}
if (curvePreview != null)
{
curvePreview.PreRender();
}
}
public RemoteGrabBehavior(Cockpit cockpit)
{
this.cockpit = cockpit;
EnableSnapping = true;
// build snap target set
Snaps = SnapSet.CreateStandard(cockpit.Scene);
SnapHelper = new PreRenderHelper("remote_grab_snap_helper")
{
PreRenderF = () => { Snaps.PreRender(cockpit.ActiveCamera.GetPosition()); }
};
cockpit.Scene.SelectionChangedEvent += ActiveScene_SelectionChangedEvent;
cockpit.Scene.ChangedEvent += ActiveScene_ChangedEvent;
}
// called on per-frame Update()
override public void PreRender()
{
gizmo.Show();
foreach (var v in Widgets)
{
float fScaling = VRUtil.GetVRRadiusForVisualAngle(
v.Key.GetPosition(),
parentScene.ActiveCamera.GetPosition(),
SceneGraphConfig.DefaultPivotVisualDegrees);
fScaling /= parentScene.GetSceneScale();
v.Key.SetLocalScale(new Vector3f(fScaling, fScaling, fScaling));
}
Snaps.PreRender(parentScene.ActiveCamera.GetPosition());
}