From 1d0e9b369eab46dfb25e97c049899780d0a93dd9 Mon Sep 17 00:00:00 2001
From: Mitchell Richters <mjr4077au@gmail.com>
Date: Fri, 6 Jan 2023 17:55:40 +1100
Subject: [PATCH] - Blood: Fix bad spawned actor angle for `actFireMissile()`.

* Originating from a8cc6c11895c95140fbbca2dcd13b7d855b159db.
* Fixes #837.
---
 source/games/blood/src/actor.cpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/source/games/blood/src/actor.cpp b/source/games/blood/src/actor.cpp
index 082e6b1cd..54831c81f 100644
--- a/source/games/blood/src/actor.cpp
+++ b/source/games/blood/src/actor.cpp
@@ -6459,7 +6459,7 @@ DBloodActor* actFireMissile(DBloodActor* actor, double xyoff, double zoff, DVect
 
 	spawned->spr.scale = DVector2(pMissileInfo->xrepeat * REPEAT_SCALE, pMissileInfo->yrepeat * REPEAT_SCALE);
 	spawned->spr.picnum = pMissileInfo->picnum;
-	spawned->spr.Angles.Yaw = actor->spr.Angles.Yaw += mapangle(pMissileInfo->angleOfs);
+	spawned->spr.Angles.Yaw = actor->spr.Angles.Yaw + mapangle(pMissileInfo->angleOfs);
 	spawned->vel = dv * pMissileInfo->fVelocity();
 	spawned->SetOwner(actor);
 	spawned->spr.cstat |= CSTAT_SPRITE_BLOCK;