1 files changed, 72 insertions, 0 deletions
diff --git a/demos/3rdparty/doom/r_bsp.h b/demos/3rdparty/doom/r_bsp.h
new file mode 100644
index 00000000..743adb95
--- /dev/null
+++ b/demos/3rdparty/doom/r_bsp.h
@@ -0,0 +1,72 @@
+// Emacs style mode select   -*- C++ -*- 
+//-----------------------------------------------------------------------------
+//
+// $Id:$
+//
+// Copyright (C) 1993-1996 by id Software, Inc.
+//
+// This source is available for distribution and/or modification
+// only under the terms of the DOOM Source Code License as
+// published by id Software. All rights reserved.
+//
+// The source is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// FITNESS FOR A PARTICULAR PURPOSE. See the DOOM Source Code License
+// for more details.
+//
+// DESCRIPTION:
+//	Refresh module, BSP traversal and handling.
+//
+//-----------------------------------------------------------------------------
+
+
+#ifndef __R_BSP__
+#define __R_BSP__
+
+#ifdef __GNUG__
+#pragma interface
+#endif
+
+
+extern seg_t*		curline;
+extern side_t*		sidedef;
+extern line_t*		linedef;
+extern sector_t*	frontsector;
+extern sector_t*	backsector;
+
+extern int		rw_x;
+extern int		rw_stopx;
+
+extern boolean		segtextured;
+
+// false if the back side is the same plane
+extern boolean		markfloor;		
+extern boolean		markceiling;
+
+extern boolean		skymap;
+
+extern drawseg_t	drawsegs[MAXDRAWSEGS];
+extern drawseg_t*	ds_p;
+
+extern lighttable_t**	hscalelight;
+extern lighttable_t**	vscalelight;
+extern lighttable_t**	dscalelight;
+
+
+typedef void (*drawfunc_t) (int start, int stop);
+
+
+// BSP?
+void R_ClearClipSegs (void);
+void R_ClearDrawSegs (void);
+
+
+void R_RenderBSPNode (int bspnum);
+
+
+#endif
+//-----------------------------------------------------------------------------
+//
+// $Log:$
+//
+//-----------------------------------------------------------------------------