X-Git-Url: https://fleuret.org/cgi-bin/gitweb/gitweb.cgi?p=flatland.git;a=blobdiff_plain;f=universe.h;h=85fcd5734ad27196dc6cf3a41bb80f86f52d093f;hp=3537750ae5ae500568a3436ece3ec27e3b077b03;hb=db40d75f91d5d332b475a260df8c034103159286;hpb=1f91ec6f67da83525115f49dcc7d535ff2e71ef0

diff --git a/universe.h b/universe.h
index 3537750..85fcd57 100644
--- a/universe.h
+++ b/universe.h
@@ -1,26 +1,26 @@
 
 /*
- *  dyncnn is a deep-learning algorithm for the prediction of
- *  interacting object dynamics
- *
- *  Copyright (c) 2016 Idiap Research Institute, http://www.idiap.ch/
- *  Written by Francois Fleuret <francois.fleuret@idiap.ch>
- *
- *  This file is part of dyncnn.
- *
- *  dyncnn is free software: you can redistribute it and/or modify it
- *  under the terms of the GNU General Public License version 3 as
- *  published by the Free Software Foundation.
- *
- *  dyncnn 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 dyncnn.  If not, see <http://www.gnu.org/licenses/>.
- *
- */
+
+   flatland is a simple 2d physical simulator
+
+   Copyright (c) 2016 Idiap Research Institute, http://www.idiap.ch/
+   Written by Francois Fleuret <francois.fleuret@idiap.ch>
+
+   This file is part of flatland
+
+   flatland is free software: you can redistribute it and/or modify it
+   under the terms of the GNU General Public License version 3 as
+   published by the Free Software Foundation.
+
+   flatland 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 flatland.  If not, see <http://www.gnu.org/licenses/>.
+
+*/
 
 #ifndef UNIVERSE_H
 #define UNIVERSE_H
@@ -58,6 +58,7 @@ public:
   // axis to speed up the computation
   void compute_pseudo_collisions(int nb_axis, int *nb_colliding_axis);
 
+  void apply_gravity(scalar_t dt, scalar_t fx, scalar_t fy);
   void apply_collision_forces(scalar_t dt);
   bool update(scalar_t dt, scalar_t padding);