From dec099ad32088ea17942a3b241aa0b9a4e09646f Mon Sep 17 00:00:00 2001
From: Thomas Forgione <thomas@forgione.fr>
Date: Tue, 2 Apr 2019 22:06:54 +0200
Subject: [PATCH] Fixes a bug

---
 src/engine/map/mod.rs | 9 +++++----
 1 file changed, 5 insertions(+), 4 deletions(-)

diff --git a/src/engine/map/mod.rs b/src/engine/map/mod.rs
index e12ec12..bcc2302 100644
--- a/src/engine/map/mod.rs
+++ b/src/engine/map/mod.rs
@@ -336,8 +336,9 @@ impl Map {
         self.collision_tiles[(i, j)] = tile;
 
         // Refresh the current graphic tile and their neighbours
-        for i in (i - 1) ..= (i + 1) {
-            for j in (j - 1) ..= (j + 1) {
+        use std::cmp::max;
+        for i in max(i, 1) - 1 ..= (i + 1) {
+            for j in max(j, 1) - 1 ..= (j + 1) {
                 let new_tile = self.graphic_tile(i, j);
                 if let Some(tile) = self.graphic_tiles.get_mut(i, j) {
                     *tile = new_tile;
@@ -399,8 +400,8 @@ impl Map {
         let mut collision_y = false;
         let mut new = new;
 
-        for col in min_col..=max_col {
-            for row in min_row..=max_row {
+        for col in min_col ..= max_col {
+            for row in min_row ..= max_row {
                 let tile_left = col as f32 * SPRITE_SIZE_F32;
                 let tile_top = row as f32 * SPRITE_SIZE_F32;