realtime map resizing

scripts/DynamicLight.rb

@@ -40,7 +40,7 @@ class DynamicLight
   def update
     # dont render light if its disabled or not awaked
     @light_sprite.visible = Settings[:light] && $light.awaked
-    if (!Settings[:light] && $light.awaked)
+    if !Settings[:light] || !$light.awaked
       return
     end
 

scripts/Game_Map.rb

@@ -422,7 +422,7 @@ class Game_Map
         tile_id = data[x, y, i]
         if tile_id == nil
           next #return 0
-        elsif @terrain_tags[tile_id] > 0
+        elsif @terrain_tags[tile_id] && @terrain_tags[tile_id] > 0
           return @terrain_tags[tile_id]
         end
       end
@@ -549,4 +549,9 @@ class Game_Map
     end
     @map.data[x, y, z]
   end
+  def resize(x, y, z)
+    @map.data.resize(x, y, z)
+    @map.width = x
+    @map.height = y
+  end
 end

src/table.cpp

@@ -62,9 +62,9 @@ void Table::resize(int x, int y, int z){
 
 	std::vector<int16_t> newData(x*y*z);
 
-	for (int k = 0; k < std::min(z, zs); ++k)
-		for (int j = 0; j < std::min(y, ys); ++j)
-			for (int i = 0; i < std::min(x, xs); ++i)
+	for (int k = 0; k < z; ++k)
+		for (int j = 0; j < y; ++j)
+			for (int i = 0; i < x; ++i)
 				newData[x*y*k + x*j + i] = at(i, j, k);
 
 	data.swap(newData);

src/table.h

@@ -52,11 +52,22 @@ public:
 
 	/* <internal */
 	inline int16_t &at(int x, int y = 0, int z = 0){
-		return data[xs*ys*z + xs*y + x];
+		int pos = xs*ys*z + xs*y + x; 
+    	if (pos >= 0 && pos < data.size()) {
+    	    return data[pos];
+    	}
+    	static int16_t dummy = 0;
+    	dummy = 0;
+    	return dummy; 
 	}
 
 	inline const int16_t &at(int x, int y = 0, int z = 0) const{
-		return data[xs*ys*z + xs*y + x];
+		int pos = xs*ys*z + xs*y + x;
+    	if (pos >= 0 && pos < data.size()) {
+    	    return data[pos];
+    	}
+    	static const int16_t fallback = 0;
+    	return fallback;
 	}
 
 	sigc::signal<void> modified;