From 2f00e146329cf4f24ada4e0f8ead28a03bdc844f Mon Sep 17 00:00:00 2001
From: Joseph Ferano <joseph@ferano.io>
Date: Sun, 25 Aug 2024 21:16:16 +0700
Subject: [PATCH] Restart game on ENTER

---
 .gitignore |  1 +
 game.odin  | 26 +++++++++++++++++++-------
 2 files changed, 20 insertions(+), 7 deletions(-)

diff --git a/.gitignore b/.gitignore
index d5a2b65..08e3e6a 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1 +1,2 @@
 /asteroids-odin
+/web/
diff --git a/game.odin b/game.odin
index 82ef83c..5959247 100644
--- a/game.odin
+++ b/game.odin
@@ -59,6 +59,7 @@ PlayerState :: union #no_nil {
 
 GameState :: struct {
     dt: f32,
+    restart: bool,
     player_state: PlayerState,
     bullets:   [dynamic]Bullet,
     asteroids: [dynamic]Asteroid,
@@ -88,14 +89,16 @@ swap_n_pop :: proc(bullets: ^[dynamic]$T, idx: int) {
     }
 }
 
-init_game :: proc() -> ^GameState {
+init_state :: proc() -> ^GameState {
     start_pos := Vec2{BW / 2 - SHIP_W / 2, BH / 2 - SHIP_H / 2}
+    player_state := Player {
+        pos = start_pos,
+        angle = -math.PI / 2,
+    }
+    update_ship_shape(&player_state)
     state := GameState {
         dt = rl.GetFrameTime(),
-        player_state = Player {
-            pos = start_pos,
-            angle = -math.PI / 2,
-        },
+        player_state = player_state,
         bullets           = make([dynamic]Bullet, 0, 64),
         asteroids         = make([dynamic]Asteroid, 0, 64),
         asteroid_pop_idxs = make([dynamic]int, 0, 64),
@@ -140,7 +143,7 @@ player_input :: proc(s: ^GameState) {
         }
     case Death:
         if rl.IsKeyDown(.ENTER) {
-            // restart game
+            s.restart = true
         }
     }
 }
@@ -238,6 +241,10 @@ draw2d :: proc(s: ^GameState) {
             part := &player.flying_parts[i]
             rl.DrawLineEx(part.points[0], part.points[1], 1, rl.WHITE)
         }
+        game_over := cstring("GAME OVER")
+        size : i32 = 32
+        width := f32(rl.MeasureText(game_over, size))
+        rl.DrawText(game_over, i32(BW / 2 - width / 2), i32(BH / 2 - f32(size) / 2), size, rl.WHITE)
     }
     for i := 0; i < len(s.asteroids); i += 1 {
         rl.DrawRectangleLinesEx(s.asteroids[i].rect, 1, rl.WHITE)
@@ -247,14 +254,19 @@ draw2d :: proc(s: ^GameState) {
     }
 }
 
+// @(export, link_name="_main")
 main :: proc() {
     rl.SetTraceLogLevel(.ERROR)
     rl.InitWindow(SCREEN_WIDTH, SCREEN_HEIGHT, "Asteroids")
     rl.SetTargetFPS(60)
 
-    state := init_game()
+    state := init_state()
 
     for !rl.WindowShouldClose() {
+        if state.restart {
+            free(state)
+            state = init_state()
+        }
         state.dt = rl.GetFrameTime()
 
         player_input(state)