Make it so that DNEBUG is forced on release build, and that the UI stats counter will show that this is a debug build or not via NDEBUG.

Makefile

@@ -10,7 +10,7 @@ build:
 	meson compile -j 10 -C builddir
 
 release_build:
-	meson --wipe builddir --buildtype release
+	meson --wipe builddir -Dcpp_args=-DNDEBUG=1 --buildtype release
 	meson compile -j 10 -C builddir
 
 debug_build:

constants.hpp

@@ -6,3 +6,9 @@ constexpr const int RAY_VIEW_X=(1280 - RAY_VIEW_WIDTH);
 constexpr const int RAY_VIEW_Y=0;
 constexpr const int SCREEN_HEIGHT=720;
 constexpr const int SCREEN_WIDTH=1280;
+constexpr const bool VSYNC=false;
+#ifdef NDEBUG
+constexpr const bool DEBUG_BUILD=false;
+#else
+constexpr const bool DEBUG_BUILD=true;
+#endif

main.cpp

@@ -26,8 +26,8 @@ void draw_gui(sf::RenderWindow &window, sf::Text &text, Stats &stats) {
   window.draw(rect);
 
   text.setString(
-    fmt::format("FPS\nmean:{:>8.5}\nsdev: {:>8.5}\nmin: {:>8.5}\nmax: {:>8.5}\ncount:{:<10}\n\nHit R to reset.",
+    fmt::format("FPS\nmean:{:>8.5}\nsdev: {:>8.5}\nmin: {:>8.5}\nmax: {:>8.5}\ncount:{:<10}\n\nVSync? {}\nDebug? {}\n\nHit R to reset.",
-      stats.mean(), stats.stddev(), stats.min, stats.max, stats.n));
+      stats.mean(), stats.stddev(), stats.min, stats.max, stats.n, VSYNC, DEBUG_BUILD));
   window.draw(text);
 }
 

raycaster.cpp

@@ -1,6 +1,7 @@
 #include "raycaster.hpp"
 #include "texture.hpp"
 #include <algorithm>
+#include "constants.hpp"
 
 using namespace fmt;
 using std::make_unique;
@@ -37,7 +38,7 @@ Raycaster::Raycaster(sf::RenderWindow& window, Matrix &map, int width, int heigh
   spriteDistance($textures.NUM_SPRITES),
   ZBuffer(width)
 {
-  // $window.setVerticalSyncEnabled(true);
+  $window.setVerticalSyncEnabled(VSYNC);
   $view_sprite.setPosition({0, 0});
   $pixels = make_unique<RGBA[]>($width * $height);
   $textures.load_textures();