From 721460e3752ea8fe0731efc8aad0ffa490034900 Mon Sep 17 00:00:00 2001
From: Robin Eklind <rnd0x00@gmail.com>
Date: Thu, 29 Apr 2021 00:13:53 +0200
Subject: [PATCH] missiles: add BUGFIX for PutMissile

Prior to this commit, if the player was standing on coodinate with
x=0 or y=0, no missile would be created when casting a spell. This
is due to an off-by-one when doing bounds-checking.
---
 Source/missiles.cpp | 1 +
 1 file changed, 1 insertion(+)

diff --git a/Source/missiles.cpp b/Source/missiles.cpp
index 12b49a631..be6747cdd 100644
--- a/Source/missiles.cpp
+++ b/Source/missiles.cpp
@@ -462,6 +462,7 @@ void PutMissile(int i)
 
 	x = missile[i]._mix;
 	y = missile[i]._miy;
+	// BUGFIX: should be `x < 0 || y < 0`, was `x <= 0 || y <= 0`.
 	if (x <= 0 || y <= 0 || x >= MAXDUNX || y >= MAXDUNY)
 		missile[i]._miDelFlag = TRUE;
 	if (!missile[i]._miDelFlag) {