Map now brings back wall light.

map.cpp

@@ -409,29 +409,32 @@ int Map::light_level(int level, size_t x, size_t y) {
 }
 
 void Map::render_light(LightSource source, Point at) {
+  const int UNPATH = $limit;
   Point min, max;
   light_box(source, at, min, max);
   clear_light_target(at);
+  vector<Point> has_light;
 
   for(size_t x = min.x; x <= max.x; ++x) {
     for(size_t y = min.y; y <= max.y; ++y) {
-      $lightmap[y][x] = light_level(source.strength, x, y);
+      if($paths[y][x] != UNPATH) {
+        $lightmap[y][x] = light_level(source.strength, x, y);
+        has_light.push_back({x,y});
+      }
     }
   }
 
-  /*
-     const int UNPATH = game_map.limit();
-
-     for(auto point : has_light) {
-     for(int i = -1; i <= 1; i++) {
-     for(int j = -1; j <= 1; j++) {
-     if(!game_map.inmap(point.x+i, point.y+j)) continue;
-
-     if(paths[point.y+j][point.x+i] == UNPATH) {
-     lightmap[point.y+j][point.x+i] = lighting::MAX;
-     }
-     }
-     }
-     }
-     */
+
+  const int wall_light = source.strength+3;
+  for(auto point : has_light) {
+    for(int i = -1; i <= 1; i++) {
+      for(int j = -1; j <= 1; j++) {
+        if(!inmap(point.x+i, point.y+j)) continue;
+
+        if($paths[point.y+j][point.x+i] == UNPATH) {
+          $lightmap[point.y+j][point.x+i] = light_level(wall_light, point.x, point.y);
+        }
+      }
+    }
+  }
 }