From 37d687e4e91757768b9c2f3c7fdc709cd3e4a729 Mon Sep 17 00:00:00 2001
From: Mitchell Richters <mjr4077au@gmail.com>
Date: Thu, 20 Aug 2020 22:17:28 +1000
Subject: [PATCH] - Blood: Repair regression in `VectorScan()` from
 266364fc2e0d5eef9458f5ddc677adff88458b13 causing demo regressions and other
 game issues.

Fixes #216.
---
 source/blood/src/gameutil.cpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/source/blood/src/gameutil.cpp b/source/blood/src/gameutil.cpp
index bd2b191d2..6944d7582 100644
--- a/source/blood/src/gameutil.cpp
+++ b/source/blood/src/gameutil.cpp
@@ -505,7 +505,7 @@ int VectorScan(spritetype *pSprite, int nOffset, int nZOffset, int dx, int dy, i
                 int check1 = ((y1 - pOther->y)*dx - (x1 - pOther->x)*dy) / ksqrt(dx*dx+dy*dy);
                 dassert(width > 0);
                 int width2 = scale(check1, tileWidth(nPicnum), width);
-                int nOffset = tileTopOffset(nPicnum);
+                int nOffset = tileLeftOffset(nPicnum);
                 width2 += nOffset + tileWidth(nPicnum) / 2;
                 if (width2 >= 0 && width2 < tileWidth(nPicnum))
                 {