From 766a2d597c6ab822cde1c2d1293398b849093089 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Nicol=C3=A1s=20Ortega=20Froysa?=
 <nortega@themusicinnoise.net>
Date: Thu, 25 Oct 2018 22:59:40 +0200
Subject: [PATCH] Add FPS limiter (limits at 60 FPS).

---
 src/simulation.cpp | 8 ++++++--
 1 file changed, 6 insertions(+), 2 deletions(-)

diff --git a/src/simulation.cpp b/src/simulation.cpp
index 034d491..f5a7485 100644
--- a/src/simulation.cpp
+++ b/src/simulation.cpp
@@ -39,8 +39,11 @@ void run() {
 	camera cam;
 	cube box;
 
+	unsigned int last_time = SDL_GetTicks();
+
 	while(not in_sys.get_action("quit"))
 	{
+		in_sys.sync_events();
 		cam.update(&in_sys);
 
 		glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
@@ -64,9 +67,10 @@ void run() {
 		glUniformMatrix4fv(matrix_id, 1, GL_FALSE, &mvp[0][0]);
 
 		box.render();
-
 		SDL_GL_SwapWindow(window);
 
-		in_sys.sync_events();
+		if(SDL_GetTicks() - last_time < (1000 / 60))
+			SDL_Delay((1000 / 60) - (SDL_GetTicks() - last_time));
+		last_time = SDL_GetTicks();
 	}
 }