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-rw-r--r--src/gui/minimap.cpp12
1 files changed, 7 insertions, 5 deletions
diff --git a/src/gui/minimap.cpp b/src/gui/minimap.cpp
index 32887466c..dd0edc0ba 100644
--- a/src/gui/minimap.cpp
+++ b/src/gui/minimap.cpp
@@ -130,11 +130,13 @@ void Minimap::setMap(Map *map)
setVisible(false);
return;
}
- for (int y = 0; y < surface->h; y ++)
- {
- for (int x = 0; x < surface->w; x ++)
- *(data ++) = -map->getWalk(x, y);
- }
+ const int size = surface->h * surface->w;
+ const int mask = (Map::BLOCKMASK_WALL | Map::BLOCKMASK_AIR
+ | Map::BLOCKMASK_WATER);
+
+ for (int ptr = 0; ptr < size; ptr ++)
+ *(data ++) = -!(map->mMetaTiles[ptr].blockmask & mask);
+
SDL_UnlockSurface(surface);
mMapImage = Image::load(surface);