public void Build(WidgetGroup rootGroup)
{
Time.StartTimer("GuiRenderer.Rebuild()", "Update");
vertices = new List<Vector2>();
uv = new List<Vector3>();
colors = new List<Vector4>();
lock(vertices)
{
int index = 0;
RecursiveBuild(rootGroup, vertices, uv, colors, ref index);
rootGroup.Dirty = false;
count = vertices.Count;
reupload = true;
}
Time.StopTimer("GuiRenderer.Rebuild()");
}
void UpdateGroup(WidgetGroup rootGroup, double delta)
{
for (int i = 0; i < rootGroup.Widgets.Count; i++)
{
var widget = rootGroup.Widgets[i];
if (!widget.Visible)
continue;
widget.Update(delta);
if (widget.DirtyColor)
{
renderer.UpdateColor(widget.drawStartIndex, widget.drawEndIndex, widget.Color);
widget.DirtyColor = false;
//Debug.WriteLine("DirtyColor = " + widget);
}
if (widget.CustomRenderLayer != string.Empty)
EnqueueCustomRenderingWidget(widget);
var group = widget as WidgetGroup;
if (group != null) UpdateGroup(group, delta);
}
if (rootGroup.RequiresSorting)
{
rootGroup.SortChildWidgets();
rootGroup.RequiresSorting = false;
}
}
void RecursiveBuild(WidgetGroup rootGroup, List<Vector2> vertices, List<Vector3> uv, List<Vector4> colors, ref int index)
{
foreach (var widget in rootGroup.Widgets)
{
if (!widget.Visible)
continue;
if(widget.Anchor != null)
widget.Anchor.SetCoordinates(widget.position, widget.size);
widget.Dirty = false;
int start = vertices.Count;
widget.GetVertices(vertices, uv, colors);
int current = vertices.Count;
if (vertices != null && vertices.Count > 0 && start < current)
{
index += current - start;
widget.drawStartIndex = start;
widget.drawEndIndex = current;
}
var group = widget as WidgetGroup;
if (group != null)
RecursiveBuild(group, vertices, uv, colors, ref index);
}
}