public override void OnPreviewGUI(Rect r, GUIStyle background)
{
if (!ShaderUtil.hardwareSupportsRectRenderTexture)
{
if (Event.current.type == EventType.Repaint)
{
EditorGUI.DropShadowLabel(new Rect(r.x, r.y, r.width, 40f), "Mesh preview requires\nrender texture support");
}
}
else
{
this.Init();
this.previewDir = PreviewGUI.Drag2D(this.previewDir, r);
if (Event.current.type == EventType.Repaint)
{
this.m_PreviewUtility.BeginPreview(r, background);
this.DoRenderPreview();
this.m_PreviewUtility.EndAndDrawPreview(r);
}
}
}