Add xgl wrappers for debugging.

[flightgear.git] / Scenery / scenery.h

diff --git a/Scenery/scenery.h b/Scenery/scenery.h
index 970aa343ef8a91d39776d2aeabb34cdaaec0b9ab..869d893e80c366a790bb4ec53049516ea405a8d0 100644 (file)
--- a/Scenery/scenery.h
+++ b/Scenery/scenery.h
@@ -1,8 +1,24 @@
 /**************************************************************************
- * scenery.h -- data structures and routines for processing terrain meshes
+ * scenery.h -- data structures and routines for managing scenery.
  *
  * Written by Curtis Olson, started May 1997.
  *
+ * Copyright (C) 1997  Curtis L. Olson  - curt@infoplane.com
+ *
+ * This program 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.
+ *
+ * This program 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 this program; if not, write to the Free Software
+ * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+ *
  * $Id$
  * (Log is kept at end of this file)
  **************************************************************************/
@@ -12,15 +28,74 @@
 #define SCENERY_H
 
 
-/* parse a scenery file */
-int parse_scenery(char *file);
+#include "../Include/types.h"
+
+
+/* Define a structure containing global scenery parameters */
+struct fgSCENERY {
+    /* number of terrain data points to skip */
+    int terrain_skip;
+
+    /* center of current scenery chunk */
+    struct fgCartesianPoint center;
+
+    /* angle of sun relative to current local horizontal */
+    double sun_angle;
+};
+
+extern struct fgSCENERY scenery;
+
+
+/* Initialize the Scenery Management system */
+void fgSceneryInit();
+
+
+/* Tell the scenery manager where we are so it can load the proper data, and
+ * build the proper structures. */
+void fgSceneryUpdate(double lon, double lat, double elev);
 
 
-#endif SCENERY_H
+/* Render out the current scene */
+void fgSceneryRender();
+
+
+#endif /* SCENERY_H */
 
 
 /* $Log$
-/* Revision 1.1  1997/05/16 16:07:07  curt
-/* Initial revision.
+/* Revision 1.12  1997/12/15 23:55:03  curt
+/* Add xgl wrappers for debugging.
+/* Generate terrain normals on the fly.
 /*
+ * Revision 1.11  1997/12/10 22:37:52  curt
+ * Prepended "fg" on the name of all global structures that didn't have it yet.
+ * i.e. "struct WEATHER {}" became "struct fgWEATHER {}"
+ *
+ * Revision 1.10  1997/09/04 02:17:37  curt
+ * Shufflin' stuff.
+ *
+ * Revision 1.9  1997/08/27 03:30:33  curt
+ * Changed naming scheme of basic shared structures.
+ *
+ * Revision 1.8  1997/08/06 00:24:30  curt
+ * Working on correct real time sun lighting.
+ *
+ * Revision 1.7  1997/07/23 21:52:27  curt
+ * Put comments around the text after an #endif for increased portability.
+ *
+ * Revision 1.6  1997/07/11 01:30:03  curt
+ * More tweaking of terrian floor.
+ *
+ * Revision 1.5  1997/06/26 22:14:57  curt
+ * Beginning work on a scenery management system.
+ *
+ * Revision 1.4  1997/06/21 17:57:21  curt
+ * directory shuffling ...
+ *
+ * Revision 1.2  1997/05/23 15:40:43  curt
+ * Added GNU copyright headers.
+ *
+ * Revision 1.1  1997/05/16 16:07:07  curt
+ * Initial revision.
+ *
  */