summaryrefslogtreecommitdiff
path: root/trunk/glagen/3d/main.cc
diff options
context:
space:
mode:
Diffstat (limited to 'trunk/glagen/3d/main.cc')
-rw-r--r--trunk/glagen/3d/main.cc132
1 files changed, 132 insertions, 0 deletions
diff --git a/trunk/glagen/3d/main.cc b/trunk/glagen/3d/main.cc
new file mode 100644
index 0000000..d2d3561
--- /dev/null
+++ b/trunk/glagen/3d/main.cc
@@ -0,0 +1,132 @@
+//=============================================================================
+//
+// 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
+//
+// main.cc for Glagen : made by Zavie (Julien Guertault)
+//
+// www.glagen.org
+//
+//=============================================================================
+
+#include <sys/time.h>
+#include <cerrno>
+#include <cmath>
+#include <cstdlib>
+#include "dot.hh"
+#include "data_glagen.hh"
+#include "display.hh"
+#include "frame.hh"
+#include "isosahedron.hh"
+#include "library.hh"
+#include "matrix3d.hh"
+#include "perlin.hh"
+#include "time.hh"
+#include "triangle.hh"
+#include "simul.hh"
+
+glagen_t glagen;
+
+void init_all ()
+{
+ float origin[3];
+
+ Perlin_init ();
+ origin[0] = 0;
+ origin[1] = 0;
+ origin[2] = -3;
+ glagen.observer.frame.Set_origin (origin);
+ glagen.observer.altitude = sqrtf (glagen.observer.frame.Origin_X () *
+ glagen.observer.frame.Origin_X () +
+ glagen.observer.frame.Origin_Y () *
+ glagen.observer.frame.Origin_Y () +
+ glagen.observer.frame.Origin_Z () *
+ glagen.observer.frame.Origin_Z ()) - 1;
+ glagen.observer.speed = 0.1 + glagen.observer.altitude / 50;
+ glagen.triangles = 0;
+
+ init_time ();
+
+ //Limite : entre 50000 et 200000...
+ glagen.max_triangles = 100000;
+ glagen.step = 0;
+ glagen.size = 1;
+ glagen.square_size = glagen.size * glagen.size;
+ //
+ // Simulation
+ //
+ glagen.property = 200;
+ // 0.05 et 0.4 is quite good
+ glagen.split_dist_limit = 0.05;
+ glagen.split_norm_limit = 0.4;
+ //
+ glagen.ref = isosahedron (glagen.size);
+ glagen.step++;
+
+ // Debug options
+ glagen.display_normal = false;
+ glagen.display_planet = true;
+ glagen.display_all = false;
+ glagen.third_view = false;
+ glagen.zoom = true;
+ glagen.depth_test = true;
+ glagen.light = false;
+}
+
+int main (int narg, char **args)
+{
+// printf("int : %d\n", sizeof (int));
+ init_all();
+ simule_lib_load();
+
+ if (glagen.zoom)
+ {
+ glagen.current = glagen.ref;
+ glagen.ref->Split_visitor ();
+ glagen.step = glagen.step + 1;
+ glagen.ref->Hide_visitor ();
+ }
+ else
+ {
+ split_all (glagen.ref);
+ glagen.step++;
+ split_all (glagen.ref->Child_center ());
+ glagen.step++;
+ split_all (glagen.ref->Child_center ()->Child_center ());
+ glagen.step++;
+ split_all (glagen.ref->Child_center ()->Child_center ()->
+ Child_center ());
+ glagen.step++;
+ split_all (glagen.ref->Child_center ()->Child_center ()->
+ Child_center ()->Child_center ());
+ glagen.step++;
+ glagen.current = glagen.ref->
+ Child_center ()->
+ Child_center ()->
+ Child_center ()->
+ Child_center ()->
+ Child_center ();
+ }
+ library_caller (glagen.ref);
+ glagen.step++;
+ display (&narg, &args);
+ return 0;
+}