From 800eb75e28eb68a306f6b6857026f81653735efc Mon Sep 17 00:00:00 2001
From: Pascal Serrarens <pascal@passervr.com>
Date: Sat, 14 Dec 2024 12:40:25 +0100
Subject: [PATCH] improved rounding of discrete angles

---
 Angle.cpp | 8 ++++----
 1 file changed, 4 insertions(+), 4 deletions(-)

diff --git a/Angle.cpp b/Angle.cpp
index 7bf8bc2..3c02710 100644
--- a/Angle.cpp
+++ b/Angle.cpp
@@ -67,7 +67,7 @@ template <> float AngleOf<float>::InRadians() const {
 
 template <> AngleOf<signed short> AngleOf<signed short>::Degrees(float angle) {
   // map float [-180..180) to integer [-32768..32767]
-  signed short value = (signed short)(angle / 360.0F * 65536.0F);
+  signed short value = (signed short)roundf(angle / 360.0F * 65536.0F);
   return AngleOf<signed short>(value);
 }
 
@@ -76,7 +76,7 @@ template <> AngleOf<signed short> AngleOf<signed short>::Radians(float angle) {
     return AngleOf<signed short>(0);
 
   // map float [-PI..PI) to integer [-32768..32767]
-  signed short value = (signed short)(angle / pi * 32768.0F);
+  signed short value = (signed short)roundf(angle / pi * 32768.0F);
   return AngleOf<signed short>(value);
 }
 
@@ -94,7 +94,7 @@ template <> float AngleOf<signed short>::InRadians() const {
 
 template <> AngleOf<signed char> AngleOf<signed char>::Degrees(float angle) {
   // map float [-180..180) to integer [-128..127)
-  signed char value = (signed char)(angle / 360.0F * 256.0F);
+  signed char value = (signed char)roundf(angle / 360.0F * 256.0F);
   return AngleOf<signed char>(value);
 }
 
@@ -103,7 +103,7 @@ template <> AngleOf<signed char> AngleOf<signed char>::Radians(float angle) {
     return AngleOf<signed char>(0);
 
   // map float [-pi..pi) to integer [-128..127)
-  signed char value = (signed char)(angle / pi * 128.0f);
+  signed char value = (signed char)roundf(angle / pi * 128.0f);
   return AngleOf<signed char>(value);
 }