From 74e8e2a122839c2f066f4a9d387b83942fa9db24 Mon Sep 17 00:00:00 2001
From: beerpsi <beerpsi@duck.com>
Date: Tue, 2 Jan 2024 19:11:26 +0700
Subject: [PATCH] fix coin debouncing

---
 src/backends/tasoller_v1.rs | 5 ++---
 src/lib.rs                  | 8 ++++----
 2 files changed, 6 insertions(+), 7 deletions(-)

diff --git a/src/backends/tasoller_v1.rs b/src/backends/tasoller_v1.rs
index 737fda3..67d1c9c 100644
--- a/src/backends/tasoller_v1.rs
+++ b/src/backends/tasoller_v1.rs
@@ -55,9 +55,8 @@ pub const OUTPUT_MEMORY_SIZE: usize = 240;
 #[inline(always)]
 pub fn jvs_poll(input: &[u8]) -> (u8, u8) {
     // FN1 | FN2
-    let opbtn = input[3] >> 3 & 1 
-        | input[3] >> 1 & 2;
-    
+    let opbtn = input[3] >> 3 & 1 | input[3] >> 1 & 2;
+
     // IR1-6 in order
     let beams = input[3] >> 5 & 1
         | input[3] >> 3 & 2
diff --git a/src/lib.rs b/src/lib.rs
index 83064ac..6adf591 100644
--- a/src/lib.rs
+++ b/src/lib.rs
@@ -69,7 +69,7 @@ cfg_if::cfg_if! {
         use crate::configuration::Configuration;
 
         static COIN_COUNT: AtomicU16 = AtomicU16::new(0);
-        static COIN_PRESSED: AtomicBool = AtomicBool::new(false);
+        static mut COIN_PRESSED: bool = false;
 
         lazy_static! {
             static ref CONFIGURATION: Configuration = {
@@ -182,12 +182,12 @@ pub unsafe extern "C" fn chuni_io_jvs_read_coin_counter(total: *mut u16) {
     if con_impl::is_coin_button_pressed(input_shmem.as_slice())
         || GetAsyncKeyState(CONFIGURATION.coin_key as c_int) != 0
     {
-        let coin_previously_pressed = COIN_PRESSED.fetch_xor(true, Ordering::Relaxed);
-        if !coin_previously_pressed {
+        if !COIN_PRESSED {
+            COIN_PRESSED = true;
             COIN_COUNT.fetch_add(1, Ordering::Relaxed);
         }
     } else {
-        COIN_PRESSED.store(false, Ordering::Relaxed);
+        COIN_PRESSED = false;
     }
 
     *total = COIN_COUNT.load(Ordering::Relaxed);