/** Create a series of line segments as props for this and all sub branches */
public void Render(List<nProp> elements, nCamera camera, bool force)
{
if (_dead)
return;
if (camera == null)
return;
/* Do we have a prop for this branch yet? If not, make one */
if ((_display == null) || (force)) {
if (_display != null) {
_display.Visible = false;
_display = null;
}
if (camera != null) {
var t = (Texture)Resources.Load("test.line.3");
var q = new nQuad("Tree", new Vector2(1f, 1f));
q.Texture = t;
_display = new nProp(q);
_display.Visible = true;
_display.Data = this;
_display.Depth = 3.0f;
_display.ClearEventListeners(camera, nInputEvent.ENTER);
_display.ClearEventListeners(camera, nInputEvent.EXIT);
_display.Listen(camera, nInputEvent.ENTER, delegate {
if (Tree.EditMode)
_display.Color = new Color(0f, 1f, 0f, 0.5f);
});
_display.Listen(camera, nInputEvent.EXIT, delegate {
_display.Color = Color.white;
});
_display.Listen(camera, nInputEvent.UP, delegate {
if (Tree.EditMode)
Hello.HelloApp.App.Get<TreeController>().RemoveBranch(this);
});
}
}
/** Update this to match the actual branch */
var _base = Base;
var _tip = Tip;
var _parentWidth = Parent != null ? Parent.WidthAtPoint(Offset) : Width;
var _baseWidth = _parentWidth < Width ? _parentWidth : Width;
// Segments must join up cleanly
if (IsSegment)
_baseWidth = _parentWidth;
var _tipWidth = TipWidth;
nStrip.PopulateLineSegment(_display.Vertices, _base, _tip, _baseWidth, _tipWidth);
_display.PushVertexUpdate();
/** Collect this */
elements.Add(_display);
/** Collect segments */
var segs = new List<bTreeBranch>();
CollectSegments(segs);
foreach (var s in segs) {
if (s != this) {
s.Render(elements, camera, force);
}
}
/** Collect branches */
foreach (var b in Branches) {
b.Render(elements, camera, force);
}
/** Collect leaves */
foreach (var l in Leaves) {
l.Render(elements, force);
}
}
