format

.editorconfig

@@ -1,2 +1,3 @@
 [*.c]
-indent_style = tab
+indent_style = space
+indent_size = 2

src/i2c.c

@@ -1,8 +1,8 @@
 #include <stdbool.h>
 #include <stdint.h>
 
-#include <avr/io.h>
 #include <avr/interrupt.h>
+#include <avr/io.h>
 
 #include "i2c.h"
 

src/main.c

@@ -1,11 +1,11 @@
+#include <avr/interrupt.h>
+#include <avr/io.h>
 #include <stdbool.h>
 #include <stdint.h>
 #include <string.h>
-#include <avr/io.h>
-#include <avr/interrupt.h>
 
-#include "config.h"
 #include "as1115.h"
+#include "config.h"
 #include "i2c.h"
 
 #if MAIN_TIME > 5999000
@@ -17,11 +17,7 @@
 
 volatile uint32_t ms_since_boot = 0;
 
-typedef enum {
+typedef enum { STOPPED, PLAYER_A, PLAYER_B } state_type;
-	STOPPED,
-	PLAYER_A,
-	PLAYER_B
-} state_type;
 
 volatile state_type state = STOPPED;
 
@@ -31,16 +27,21 @@ volatile uint32_t move_started_at = MAIN_TIME;
 
 volatile uint32_t finished_at = 0;
 
-ISR(TIM1_COMPA_vect)
+ISR(TIM1_COMPA_vect) {
-{
   ms_since_boot++;
 
   if (state == PLAYER_A) {
     player_a_timer--;
-		if(player_a_timer == 0) { state = STOPPED; finished_at = ms_since_boot; }
+    if (player_a_timer == 0) {
+      state = STOPPED;
+      finished_at = ms_since_boot;
+    }
   } else if (state == PLAYER_B) {
     player_b_timer--;
-		if(player_b_timer == 0) { state = STOPPED; finished_at = ms_since_boot; }
+    if (player_b_timer == 0) {
+      state = STOPPED;
+      finished_at = ms_since_boot;
+    }
   }
 }
 
@@ -61,9 +62,7 @@ void setup_clock(void) {
   TIMSK1 = 0x02;
 }
 
-bool button_pressed(uint8_t pin) {
+bool button_pressed(uint8_t pin) { return (PINA & (1 << pin)) == 0; }
-	return (PINA & (1 << pin)) == 0;
-}
 
 #define DISPLAY_LEFT 0
 #define DISPLAY_RIGHT 1
@@ -172,20 +171,23 @@ int main() {
     render_timer(player_b_timer, DISPLAY_RIGHT);
 
     cli();
-		if(button_pressed(PLAYER_A_BUTTON) && state != PLAYER_B && player_b_timer != 0 && player_a_timer != 0) {
+    if (button_pressed(PLAYER_A_BUTTON) && state != PLAYER_B &&
+        player_b_timer != 0 && player_a_timer != 0) {
       player_a_timer += get_increment(player_a_timer);
       state = PLAYER_B;
       move_started_at = player_b_timer;
     }
 
-		if(button_pressed(PLAYER_B_BUTTON) && state != PLAYER_A && player_b_timer != 0 && player_a_timer != 0) {
+    if (button_pressed(PLAYER_B_BUTTON) && state != PLAYER_A &&
+        player_b_timer != 0 && player_a_timer != 0) {
       player_b_timer += get_increment(player_b_timer);
       state = PLAYER_A;
       move_started_at = player_a_timer;
     }
     sei();
 
-		if (state == STOPPED && (player_a_timer == 0 || player_b_timer == 0) && (ms_since_boot > finished_at + RESET_DELAY)) {
+    if (state == STOPPED && (player_a_timer == 0 || player_b_timer == 0) &&
+        (ms_since_boot > finished_at + RESET_DELAY)) {
       reset();
     }
   }