- fixed level editor crash (a hack)

[supertux.git] / src / collision.cpp

diff --git a/src/collision.cpp b/src/collision.cpp
index fc7a902..58c48c6 100644 (file)
--- a/src/collision.cpp
+++ b/src/collision.cpp
@@ -44,6 +44,9 @@ bool rectcollision_offset(const base_type& one, const base_type& two, float off_
 
 bool collision_object_map(const base_type& base)
 {
+  if(!World::current())
+  return false;
+  
   const Level& level = *World::current()->get_level();
   TileManager& tilemanager = *TileManager::instance();
 
@@ -56,7 +59,7 @@ bool collision_object_map(const base_type& base)
   for(int x = starttilex; x*32 < max_x; ++x) {
     for(int y = starttiley; y*32 < max_y; ++y) {
       Tile* tile = tilemanager.get(level.get_tile_at(x, y));
-      if(tile->solid)
+      if(tile && tile->solid)
         return true;
     }
   }
@@ -248,6 +251,13 @@ bool issolid(float x, float y)
   return tile && tile->solid;
 }
 
+bool isunisolid(float x, float y)
+{
+    Tile* tile = gettile(x,y);
+    return tile && tile->unisolid;
+}
+
+
 bool isbrick(float x, float y)
 {
   Tile* tile = gettile(x,y);
@@ -260,6 +270,12 @@ bool isice(float x, float y)
   return tile && tile->ice;
 }
 
+bool isspike(float x, float y)
+{
+  Tile* tile = gettile(x,y);
+  return tile && tile->spike;
+}
+
 bool isfullbox(float x, float y)
 {
   Tile* tile = gettile(x,y);