Index: Samples/Grass/src/Grass.cpp
===================================================================
--- Samples/Grass/src/Grass.cpp	(revision 8286)
+++ Samples/Grass/src/Grass.cpp	(arbetskopia)
@@ -184,10 +184,27 @@
 
 		return true;
 	}
-};
 
+	void reloadShaders()
+	{
+		ResourceManager::ResourceMapIterator I = HighLevelGpuProgramManager::getSingleton().getResourceIterator();
+		while (I.hasMoreElements()) {
+			ResourcePtr resource = I.getNext();
+			resource->reload();
+		}
+	}
 
 
+	virtual bool processUnbufferedKeyInput(const FrameEvent& evt)
+	{
+		if(mKeyboard->isKeyDown(OIS::KC_T)) {
+			reloadShaders();
+		}
+		return ExampleFrameListener::processUnbufferedKeyInput(evt);
+	}};
+
+
+
 class Grass_Application : public ExampleApplication
 {
 public: