Clamped camera to be bounded by map dims

src/camera.odin

@@ -1,5 +1,6 @@
 package game
 
+import "core:math/linalg"
 import rl "vendor:raylib"
 
 camera_init :: proc(player: ^Player, camera_zoom: f32) -> rl.Camera2D {
@@ -13,9 +14,28 @@ camera_init :: proc(player: ^Player, camera_zoom: f32) -> rl.Camera2D {
 	}
 }
 
-update_camera :: proc(player: ^Player, camera: ^rl.Camera2D) {
+update_camera :: proc(player: ^Player, camera: ^rl.Camera2D, map_width: f32, map_height: f32) {
 	player_pos := get_player_center(player)
-	// camera.target = linalg.lerp(camera.target, player_pos, 0.18)
-	camera_target := get_player_center(player)
-	camera.target = camera_target
+	new_camera_target := get_player_center(player)
+
+	visible_w := f32(GAME_WIDTH) / camera.zoom
+	visible_h := f32(GAME_HEIGHT) / camera.zoom
+
+	half_w := visible_w * 0.5
+	half_h := visible_h * 0.5
+
+	if visible_w >= map_width {
+		new_camera_target.x = map_width * 0.5;
+	} else {
+		new_camera_target.x = clamp(new_camera_target.x, half_w, map_width - half_w)
+	}
+
+	if visible_h >= map_height {
+		new_camera_target.y = map_height * 0.5
+	} else {
+		new_camera_target.y = clamp(new_camera_target.y, half_h, map_height - half_h)
+	}
+
+	// Current target to new derived position
+	camera.target = linalg.lerp(camera.target, new_camera_target, 0.25)
 }