1 files changed, 100 insertions, 0 deletions
diff --git a/trunk/glagen/3d/library.cc b/trunk/glagen/3d/library.cc
new file mode 100644
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--- /dev/null
+++ b/trunk/glagen/3d/library.cc
@@ -0,0 +1,100 @@
+//=============================================================================
+//
+// Glagen : a planet sized landscape generator
+// Copyright (C) 2002  Julien Guertault, Hugues Hiegel, Meng-Tih Lam
+//
+// 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., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
+//
+//=============================================================================
+//
+// Glagen : GPL LAndscape GENerator
+//
+// library.cc for Glagen : made by Zavie (Julien Guertault)
+//
+// www.glagen.org
+//
+//=============================================================================
+
+#include	"dot.hh"
+#include	"triangle.hh"
+#include	"data_glagen.hh"
+#include	"simul.hh"
+
+// This visitor applies the given library to each dot
+void		library_visitor (void		(library)(Dot*, unsigned int),
+				 bool		dynamic,
+				 Triangle	*triangle)
+{
+  if (triangle->Is_checked ())
+    return;
+
+  if (triangle->A ()->Is_checked () == false &&
+      (dynamic == true ||
+       triangle->A ()->Is_computed () == false))
+    {
+      library (triangle->A (), triangle->Level ());
+      triangle->A ()->Computed ();
+      triangle->A ()->Checked ();
+    }
+  if (triangle->B ()->Is_checked () == false &&
+      (dynamic == true ||
+       triangle->B ()->Is_computed () == false))
+    {
+      library (triangle->B (), triangle->Level ());
+      triangle->B ()->Computed ();
+      triangle->B ()->Checked ();
+    }
+  if (triangle->C ()->Is_checked () == false &&
+      (dynamic == true ||
+       triangle->C ()->Is_computed () == false))
+    {
+      library (triangle->C (), triangle->Level ());
+      triangle->C ()->Computed ();
+      triangle->C ()->Checked ();
+    }
+
+  if (triangle->Is_split ())
+    {
+      library_visitor (library, dynamic, triangle->Child_center ());
+      library_visitor (library, dynamic, triangle->Child_a ());
+      library_visitor (library, dynamic, triangle->Child_b ());
+      library_visitor (library, dynamic, triangle->Child_c ());
+    }
+
+  triangle->Checked ();
+  if (triangle->Father() == NULL)
+    {
+      if (triangle->Neighbor_ab () != NULL)
+	library_visitor (library, dynamic, triangle->Neighbor_ab ());
+      if (triangle->Neighbor_bc () != NULL)
+	library_visitor (library, dynamic, triangle->Neighbor_bc ());
+      if (triangle->Neighbor_ca () != NULL)
+	library_visitor (library, dynamic, triangle->Neighbor_ca ());
+    }
+}
+
+// Here we call the visitor for each library
+void		library_caller (Triangle *triangle)
+{
+  void		*(lib)(Dot *, unsigned int);
+
+  for (int current = 0; glagen.library[current].kind != none; current++)
+    {
+      library_visitor (glagen.library[current].run,
+		       glagen.library[current].dynamic,
+		       triangle);
+      glagen.step = glagen.step + 1;
+    }
+}