X-Git-Url: https://git.verplant.org/?a=blobdiff_plain;f=src%2Fsector.cpp;h=3d75b7723c32557e5ffad6bbe1ab2c9dd93f1f40;hb=3369ed08e4b7126af560dc5f9c3442fc76b43ab4;hp=434582b0c54973846b5aa22363c8bef6984ee270;hpb=aea1b715f22599f5e202693cb93a0852704d6422;p=supertux.git

diff --git a/src/sector.cpp b/src/sector.cpp
index 434582b0c..3d75b7723 100644
--- a/src/sector.cpp
+++ b/src/sector.cpp
@@ -618,6 +618,13 @@ bool
 Sector::trybreakbrick(const Vector& pos, bool small)
 {
   Tile* tile = solids->get_tile_at(pos);
+  if (!tile)
+  {
+    char errmsg[64];
+    sprintf(errmsg, "Invalid tile at %i,%i", (int)((pos.x+1)/32*32), (int)((pos.y+1)/32*32));
+    throw SuperTuxException(errmsg, __FILE__, __LINE__);
+  }
+
   if (tile->attributes & Tile::BRICK)
     {
       if (tile->data > 0)
@@ -674,6 +681,14 @@ void
 Sector::tryemptybox(const Vector& pos, Direction col_side)
 {
   Tile* tile = solids->get_tile_at(pos);
+  if (!tile)
+  {
+    char errmsg[64];
+    sprintf(errmsg, "Invalid tile at %i,%i", (int)((pos.x+1)/32*32), (int)((pos.y+1)/32*32));
+    throw SuperTuxException(errmsg, __FILE__, __LINE__);
+  }
+
+
   if (!(tile->attributes & Tile::FULLBOX))
     return;
                                                                                 
@@ -730,6 +745,14 @@ void
 Sector::trygrabdistro(const Vector& pos, int bounciness)
 {
   Tile* tile = solids->get_tile_at(pos);
+  if (!tile)
+  {
+    char errmsg[64];
+    sprintf(errmsg, "Invalid tile at %i,%i", (int)((pos.x+1)/32*32), (int)((pos.y+1)/32*32));
+    throw SuperTuxException(errmsg, __FILE__, __LINE__);
+  }
+
+
   if (!(tile->attributes & Tile::COIN))
     return;