Add exit game function

engine/breeze/game.h

@@ -25,6 +25,8 @@ typedef struct BzAppDesc {
 
 extern bool bzMain(BzAppDesc *appDesc, int argc, const char **argv);
 
+void bzGameExit();
+
 #ifdef BZ_ENTRYPOINT
 #include <rlImGui.h>
 
@@ -62,6 +64,11 @@ static void bzRaylibLogger(int msgType, const char *text, va_list args) {
 }
 
 static BzAppDesc appDesc = {0, 0};
+static bool running = true;
+
+void bzGameExit() {
+    running = false;
+}
 
 static void bzGameLoopTick() {
     float dt = GetFrameTime();
@@ -124,7 +131,7 @@ int main(int argc, const char **argv) {
 #ifdef PLATFORM_WEB
     emscripten_set_main_loop(bzGameLoopTick, 0, 1);
 #else
-    while (!WindowShouldClose()) {
+    while (!WindowShouldClose() && running) {
         bzGameLoopTick();
     }