From ea095e0edbbd9fd3f5bf73d8e29ae314080dea74 Mon Sep 17 00:00:00 2001
From: osa <osa@opencascade.com>
Date: Fri, 4 Apr 2014 19:31:48 +0400
Subject: [PATCH] 0024797: TKOpenGl, OpenGl_PointSprite - the assert is absent
 during incorrect object releasing.

---
 src/OpenGl/OpenGl_PointSprite.cxx | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/src/OpenGl/OpenGl_PointSprite.cxx b/src/OpenGl/OpenGl_PointSprite.cxx
index f3577adbb4..430e196f66 100755
--- a/src/OpenGl/OpenGl_PointSprite.cxx
+++ b/src/OpenGl/OpenGl_PointSprite.cxx
@@ -53,6 +53,9 @@ void OpenGl_PointSprite::Release (const OpenGl_Context* theGlCtx)
 {
   if (myBitmapList != 0)
   {
+    Standard_ASSERT_RETURN (theGlCtx != NULL,
+        "OpenGl_PointSprite destroyed without GL context! Possible GPU memory leakage...",);
+
     if (theGlCtx->IsValid())
     {
       glDeleteLists (myBitmapList, 1);
-- 
2.39.5