From 700c2998443f3fc42dc9f47e480cc16fc8fa7736 Mon Sep 17 00:00:00 2001
From: rdb <git@rdb.name>
Date: Wed, 29 Feb 2012 12:51:36 +0000
Subject: [PATCH] hack to make decorators work

---
 panda/src/rocket/rocketRegion.cxx | 10 ++++++++++
 1 file changed, 10 insertions(+)

diff --git a/panda/src/rocket/rocketRegion.cxx b/panda/src/rocket/rocketRegion.cxx
index febefb091e..433de05a92 100644
--- a/panda/src/rocket/rocketRegion.cxx
+++ b/panda/src/rocket/rocketRegion.cxx
@@ -33,6 +33,12 @@ RocketRegion(GraphicsOutput *window, const LVecBase4 &dr_dimensions,
              const string &context_name) :
   DisplayRegion(window, dr_dimensions) {
 
+  // A hack I don't like.  libRocket's decorator system has
+  // a bug somewhere, and this seems to be a workaround.
+  if (Rocket::Core::GetRenderInterface() == NULL) {
+    Rocket::Core::SetRenderInterface(&_interface);
+  }
+
   int pl, pr, pb, pt;
   get_pixels(pl, pr, pb, pt);
   Rocket::Core::Vector2i dimensions (pr - pl, pt - pb);
@@ -59,6 +65,10 @@ RocketRegion(GraphicsOutput *window, const LVecBase4 &dr_dimensions,
 ////////////////////////////////////////////////////////////////////
 RocketRegion::
 ~RocketRegion() {
+  if (Rocket::Core::GetRenderInterface() == &_interface) {
+    Rocket::Core::SetRenderInterface(NULL);
+  }
+
   if (_context != NULL) {
     if (_context->GetReferenceCount() > 1) {
       _context->RemoveReference();