Testing out the threads with C++11 lambdas.

sfmldemo/main.cpp

@@ -4,7 +4,7 @@
 
 #include <SFML/Graphics/CircleShape.hpp>
 #include <SFML/Graphics/RenderWindow.hpp>
-#include <SFML/System/Clock.hpp>
+#include <SFML/System.hpp>
 #include <SFML/Window/Event.hpp>
 
 void ImGui_setup(sf::RenderWindow &window) {
@@ -48,6 +48,16 @@ int main() {
   sf::Clock clock;
   sf::Time tick = clock.getElapsedTime();
 
+  // very cool, c++11 lambdas doing a 1 second slept thread
+  sf::Thread thread([](){
+    for(int i = 0; i < 10; i++) {
+      fmt::print("I'm a thread. {}\n", i);
+      sf::sleep(sf::seconds(1));
+    }
+  });
+
+  thread.launch();
+
   while (window.isOpen()) {
     sf::Event event;