Initial revision.

diff --git a/src/Main/globals.cxx b/src/Main/globals.cxx
new file mode 100644 (file)
index 0000000..e153692
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+++ b/src/Main/globals.cxx
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+// globals.cxx -- Global state that needs to be shared among the sim modules
+//
+// Written by Curtis Olson, started July 2000.
+//
+// Copyright (C) 2000  Curtis L. Olson - curt@flightgear.org
+//
+// 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.
+//
+// $Id$
+
+
+#include "globals.hxx"
+
+
+// global global :-)
+FGGlobals *globals;
+
+
+// Constructor
+FGGlobals::FGGlobals() :
+    freeze( false ),
+    warp( 0 ),
+    warp_delta( 0 )
+{
+}
+
+
+// Destructor
+FGGlobals::~FGGlobals() {
+}
+

diff --git a/src/Main/globals.hxx b/src/Main/globals.hxx
new file mode 100644 (file)
index 0000000..5521a2b
--- /dev/null
+++ b/src/Main/globals.hxx
@@ -0,0 +1,66 @@
+// globals.hxx -- Global state that needs to be shared among the sim modules
+//
+// Written by Curtis Olson, started July 2000.
+//
+// Copyright (C) 2000  Curtis L. Olson - curt@flightgear.org
+//
+// 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.
+//
+// $Id$
+
+
+#ifndef _GLOBALS_HXX
+#define _GLOBALS_HXX
+
+
+class FGGlobals {
+
+private:
+
+    // Freeze sim
+    bool freeze;
+
+    // An offset in seconds from the true time.  Allows us to adjust
+    // the effective time of day.
+    long int warp;
+
+    // How much to change the value of warp each iteration.  Allows us
+    // to make time progress faster than normal (or even run in reverse.)
+    long int warp_delta;
+
+public:
+
+    FGGlobals();
+    ~FGGlobals();
+
+    inline bool get_frozen() const { return freeze; }
+    inline void toggle_frozen() { freeze = !freeze; }
+
+    inline long int get_warp() const { return warp; }
+    inline void set_warp( long int w ) { warp = w; }
+    inline void inc_warp( long int w ) { warp += w; }
+
+    inline long int get_warp_delta() const { return warp_delta; }
+    inline void set_warp_delta( long int d ) { warp_delta = d; }
+    inline void inc_warp_delta( long int d ) { warp_delta += d; }
+};
+
+
+extern FGGlobals *globals;
+
+
+#endif // _GLOBALS_HXX
+
+