need to add gamepad events

src/main.rs

@@ -36,6 +36,7 @@ use crate::util::timer::Timer;
 use crate::util::vertex::{TextureVertex3D, VertexTypes};
 use crate::vkprocessor::VkProcessor;
 use std::path::Path;
+use gilrs::{Gilrs, Button, Event as GilEvent};
 
 pub mod util;
 pub mod vkprocessor;
@@ -144,17 +145,14 @@ pub fn main() {
     //     while (accumulator_time - step_size) >= step_size {
     //         accumulator_time -= step_size;
     //     }
+    
+    let mut gilrs = Gilrs::new().unwrap();
+    // Iterate over all connected gamepads
+    for (_id, gamepad) in gilrs.gamepads() {
+        println!("{} is {:?}", gamepad.name(), gamepad.power_info());
+    }
 
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+    let mut active_gamepad = None;
 
     // Events loop is borrowed from the surface
     events_loop.run(move |event, _, control_flow| {
@@ -183,6 +181,18 @@ pub fn main() {
                                   compu_frame);
                 }
 
+                while let Some(GilEvent { id, event, time }) = gilrs.next_event() {
+                    println!("{:?} New event from {}: {:?}", time, id, event);
+                    active_gamepad = Some(id);
+                }
+
+                // You can also use cached gamepad state
+                if let Some(gamepad) = active_gamepad.map(|id| gilrs.gamepad(id)) {
+                    if gamepad.is_pressed(Button::South) {
+                        println!("Button South is pressed (XBox - A, PS - X)");
+                    }
+                }
+
             }
             Event::DeviceEvent { event: DeviceEvent::Key(keyboard_input), .. } => {
                 match keyboard_input.virtual_keycode.unwrap() {