From 5984fda8a1c5739e205abb02544d60468e65a81a Mon Sep 17 00:00:00 2001
From: Mitchell Richters <mjr4077au@gmail.com>
Date: Mon, 5 Apr 2021 21:41:11 +1000
Subject: [PATCH] - PlayerAngle: Repair issues with `addadjustment()` method
 following changes in 4ffe0044832410f8c8650001f344abe1cc637cec that were
 affecting negative input.

---
 source/core/binaryangle.h |  4 +++-
 source/core/gameinput.h   | 10 +++++-----
 2 files changed, 8 insertions(+), 6 deletions(-)

diff --git a/source/core/binaryangle.h b/source/core/binaryangle.h
index bec19e891..3cdc8dc49 100644
--- a/source/core/binaryangle.h
+++ b/source/core/binaryangle.h
@@ -122,6 +122,7 @@ class lookangle
 	friend constexpr lookangle bamlook(int32_t v);
 	friend constexpr lookangle q16look(int32_t v);
 	friend constexpr lookangle buildlook(int32_t v);
+	friend lookangle buildflook(double v);
 	friend lookangle radlook(double v);
 	friend lookangle deglook(double v);
 
@@ -224,7 +225,8 @@ public:
 inline constexpr lookangle bamlook(int32_t v) { return lookangle(v); }
 inline constexpr lookangle q16look(int32_t v) { return lookangle(v << 5); }
 inline constexpr lookangle buildlook(int32_t v) { return lookangle(v << BAMBITS); }
-inline lookangle radlook(double v) { return lookangle(xs_CRoundToUInt(v * (0x80000000u / pi::pi()))); }
+inline lookangle buildflook(double v) { return lookangle(xs_CRoundToInt(v * BAMUNIT)); }
+inline lookangle radlook(double v) { return lookangle(xs_CRoundToInt(v * (0x80000000u / pi::pi()))); }
 inline lookangle deglook(double v) { return lookangle(FloatToAngle(v)); }
 
 inline FSerializer &Serialize(FSerializer &arc, const char *key, lookangle &obj, lookangle *defval)
diff --git a/source/core/gameinput.h b/source/core/gameinput.h
index 2fdc94b9a..39f9a12ff 100644
--- a/source/core/gameinput.h
+++ b/source/core/gameinput.h
@@ -149,22 +149,22 @@ struct PlayerAngle
 
 	void addadjustment(int value)
 	{
-		__addadjustment(buildang(value));
+		__addadjustment(buildlook(value));
 	}
 
 	void addadjustment(double value)
 	{
-		__addadjustment(buildfang(value));
+		__addadjustment(buildflook(value));
 	}
 
 	void addadjustment(lookangle value)
 	{
-		__addadjustment(bamang(value.asbam()));
+		__addadjustment(value);
 	}
 
 	void addadjustment(binangle value)
 	{
-		__addadjustment(value);
+		__addadjustment(bamlook(value.asbam()));
 	}
 
 	void resetadjustment()
@@ -254,7 +254,7 @@ private:
 	binangle target;
 	double adjustment;
 
-	void __addadjustment(binangle value)
+	void __addadjustment(lookangle value)
 	{
 		if (!SyncInput())
 		{