public virtual void Setup()
{
// push history stream, so that we can do undo/redo internal to tool,
// that will not end up in external history
push_history_stream();
// clear selection here so that multi-select GroupSO goes away, otherwise
// when we copy frmaes below, they are relative to that GroupSO, and things move
inputSelection = new List <SceneObject>(Scene.Selected);
set_allow_selection_changes(true);
Scene.ClearSelection();
set_allow_selection_changes(false);
objects = new List <TargetObject>();
foreach (var so in InputSOs)
{
TargetObject o = new TargetObject();
o.SO = so;
o.InputMeshV = new DVector <double>(o.SO.Mesh.VerticesBuffer);
if (o.SO.Mesh.HasVertexNormals)
{
o.InputMeshN = new DVector <float>(o.SO.Mesh.NormalsBuffer);
}
o.objFrame = so.GetLocalFrame(CoordSpace.ObjectCoords);
o.sceneFrame = so.GetLocalFrame(CoordSpace.SceneCoords);
o.sceneToObjUnitScale = SceneTransforms.SceneToObject(o.SO, 1.0f);
o.localScale = so.GetLocalScale();
o.localBounds = so.GetLocalBoundingBox();
Box3f sb = so.GetBoundingBox(CoordSpace.SceneCoords);
o.sceneBounds = sb.ToAABB();
o.curLocalScale = o.localScale;
o.curSceneFrame = o.sceneFrame;
objects.Add(o);
}
if (false && objects.Count == 1)
{
originalDims = objects[0].localBounds;
}
else
{
originalDims = objects[0].sceneBounds;
for (int k = 1; k < objects.Count; ++k)
{
originalDims.Contain(objects[k].sceneBounds);
}
}
currentDims = originalDims;
sharedOriginS = (Vector3f)originalDims.Point(0, -1, 0);
initialize_parameters();
}
virtual public AxisAlignedBox3f GetLocalBoundingBox()
{
if (vChildren.Count == 0)
{
return(new AxisAlignedBox3f(Vector3f.Zero, 0.5f));
}
Box3d combine = vChildren[0].GetBoundingBox(CoordSpace.SceneCoords);
for (int k = 1; k < vChildren.Count; ++k)
{
Box3d childbox = vChildren[k].GetBoundingBox(CoordSpace.SceneCoords);
combine = Box3d.Merge(ref combine, ref childbox);
}
Box3f boxLocal = SceneTransforms.SceneToObject(this, (Box3f)combine);
return(boxLocal.ToAABB());
}
public static void RecenterAboveOrigin(FScene scene, SceneObject so, bool bInteractive)
{
Frame3f curFrameO = so.GetLocalFrame(CoordSpace.ObjectCoords);
AxisAlignedBox3f bounds = so.GetLocalBoundingBox();
Box3f box = new Box3f(bounds);
box = curFrameO.FromFrame(ref box);
AxisAlignedBox3f boundsS = box.ToAABB();
Vector3f c = boundsS.Center - 0.5f * boundsS.Height * Vector3f.AxisY;
Vector3f dt = -c;
if (dt.MaxAbs > MathUtil.ZeroTolerancef)
{
Frame3f newFrameO = curFrameO.Translated(dt);
TransformSOChange change = new TransformSOChange(so, curFrameO, newFrameO, CoordSpace.ObjectCoords);
scene.History.PushChange(change, false);
if (bInteractive)
{
scene.History.PushInteractionCheckpoint();
}
}
}