public void run() {
System.out.println("Hello LWJGL " + Sys.getVersion() + "!");
try {
init();
loop();
// Release window and window callbacks
glfwDestroyWindow(window);
keyCallback.release();
} finally {
// Terminate GLFW and release the GLFWerrorfun
glfwTerminate();
errorCallback.release();
}
}
public void run() {
init();
engine = new Engine();
long lastTime = System.nanoTime();
double delta = 0.0;
// Amout of nanoseconds in 1/60th of a second
double ns = 1000000000.0 / 60.0;
long timer = System.currentTimeMillis();
int updates = 0;
int frames = 0;
while (running) {
long now = System.nanoTime();
delta += (now - lastTime) / ns;
lastTime = now;
// if delta >= than one then the amount of time >= 1/60th of a second
if (delta >= 1.0) {
update();
updates++;
delta--;
}
render();
frames++;
// If a second has passed, we print the stats
if (System.currentTimeMillis() - timer > 1000) {
timer += 1000;
System.out.println(updates + " ups, " + frames + " fps");
updates = 0;
frames = 0;
}
if (glfwWindowShouldClose(window) == GL_TRUE) running = false;
}
engine.CleanUp();
keyCallback.release();
sizeCallback.release();
mouseCallback.release();
focusCallback.release();
glfwDestroyWindow(window);
glfwTerminate();
}