Allow to disable logging by #defining "RELEASE".

src/Pathfinder.cpp

@@ -232,7 +232,7 @@ Pathfinder::getArea(const Vector2f& point) const {
 /**
  * Draws areas.
  */
-#ifndef NDEBUG
+#ifndef RELEASE
 void
 Pathfinder::draw(sf::RenderTarget& target, sf::RenderStates states) const {
 	for (auto& area : mAreas) {

src/generator/Generator.cpp

@@ -361,7 +361,7 @@ Generator::findClosestFloor(const Vector2i& start) const {
 	return Vector2i();
 }
 
-#ifndef NDEBUG
+#ifndef RELEASE
 /**
  * Debug only: Draws paths generated by connectRooms.
  *

src/util/Log.h

@@ -13,6 +13,15 @@
 #include <SFML/System/Vector2.hpp>
 #include <SFML/Graphics/Rect.hpp>
 
+#ifdef RELEASE
+
+#define LOG_E(str)
+#define LOG_W(str)
+#define LOG_D(str)
+#define LOG_I(str)
+
+#else
+
 /**
  * Logging functions for different levels.
  *
@@ -84,4 +93,6 @@ operator<<(std::ostream& os, const sf::IntRect& rect) {
     return os;
 }
 
+#endif
+
 #endif /* DG_LOG_H_ */