Update to ZDoom r2448:

- addition of and changes for new polyobject code.


git-svn-id: http://mancubus.net/svn/hosted/gzdoom/trunk@846 b0f79afe-0144-0410-b225-9a4edf0717df

src/r_main.cpp

@@ -50,6 +50,7 @@
 #include "r_bsp.h"
 #include "r_plane.h"
 #include "v_palette.h"
+#include "po_man.h"
 //#include "gl/data/gl_data.h"
 #include "gl/gl_functions.h"
 
@@ -1496,6 +1497,8 @@ void R_RenderActorView (AActor *actor, bool dontmaplines)
 	{
 		camera->renderflags |= RF_INVISIBLE;
 	}
+	// Link the polyobjects right before drawing the scene to reduce the amounts of calls to this function
+	PO_LinkToSubsectors();
 	if (r_polymost < 2)
 	{
 		R_RenderBSPNode (nodes + numnodes - 1);	// The head node is the last node output.