--- /dev/null
+/*
+===========================================================================
+Copyright (C) 1997-2006 Id Software, Inc.
+
+This file is part of Quake 2 Tools source code.
+
+Quake 2 Tools source code is free software; you can redistribute it
+and/or modify it under the terms of the GNU General Public License as
+published by the Free Software Foundation; either version 2 of the License,
+or (at your option) any later version.
+
+Quake 2 Tools source code is distributed in the hope that it will be
+useful, but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+GNU General Public License for more details.
+
+You should have received a copy of the GNU General Public License
+along with Quake 2 Tools source code; if not, write to the Free Software
+Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
+===========================================================================
+*/
+
+// window system independent camera view code
+
+typedef struct
+{
+ int width, height;
+
+ qboolean timing;
+
+ vec3_t origin; // at center of window
+ float scale;
+} z_t;
+
+extern z_t z;
+
+void Z_Init (void);
+void Z_MouseDown (int x, int y, int buttons);
+void Z_MouseUp (int x, int y, int buttons);
+void Z_MouseMoved (int x, int y, int buttons);
+void Z_Draw (void);
+