implement a round-robin scheme for random objects to make sure the same type of object is placed at the same spot all the time

2010-02-01 10:05:14 +00:00
parent f529ec3018
commit 68797e51c6
1 changed files with 3 additions and 2 deletions
--- a/simgear/scene/material/matmodel.cxx
+++ b/simgear/scene/material/matmodel.cxx
@@ -139,8 +139,9 @@ SGMatModel::get_random_model( SGPropertyNode *prop_root )
 {
  load_models( prop_root ); // comment this out if preloading models
  int nModels = _models.size();
-  int index = int(sg_random() * nModels);
-  if (index >= nModels)
+  // int index = int(sg_random() * nModels);
+  static int index = -1;
+  if (++index >= nModels)
    index = 0;
  return _models[index].get();
 }