From 0841ead91c49a212134f19f7c0b411984b0fda29 Mon Sep 17 00:00:00 2001
From: Dan Goodliffe <dan@randomdan.homeip.net>
Date: Fri, 29 Dec 2023 13:20:55 +0000
Subject: Remove weird operator! on vec2/3

---
 lib/maths.cpp |  2 +-
 lib/maths.h   | 12 ------------
 2 files changed, 1 insertion(+), 13 deletions(-)

(limited to 'lib')

diff --git a/lib/maths.cpp b/lib/maths.cpp
index 5430ef6..0c25820 100644
--- a/lib/maths.cpp
+++ b/lib/maths.cpp
@@ -9,7 +9,7 @@ glm::mat4
 flat_orientation(const Direction3D & diff)
 {
 	static const auto oneeighty {glm::rotate(pi, up)};
-	const auto flatdiff {glm::normalize(!!diff)};
+	const auto flatdiff {glm::normalize(diff.xy() ^ 0.F)};
 	auto e {glm::orientation(flatdiff, north)};
 	// Handle if diff is exactly opposite to north
 	return (std::isnan(e[0][0])) ? oneeighty : e;
diff --git a/lib/maths.h b/lib/maths.h
index cf369a7..dd83c4b 100644
--- a/lib/maths.h
+++ b/lib/maths.h
@@ -99,12 +99,6 @@ perspective_divide(glm::vec<4, T, Q> v)
 	return v / v.w;
 }
 
-constexpr inline Position2D
-operator!(const Position3D & v)
-{
-	return {v.x, v.y};
-}
-
 constexpr inline Position3D
 operator^(const Position2D & v, float z)
 {
@@ -117,12 +111,6 @@ operator^(const Position3D & v, float w)
 	return {v.x, v.y, v.z, w};
 }
 
-constexpr inline Position3D
-operator!(const Position2D & v)
-{
-	return v ^ 0.F;
-}
-
 template<glm::length_t L1, glm::length_t L2, typename T, glm::qualifier Q>
 inline constexpr glm::vec<L1 + L2, T, Q>
 operator||(const glm::vec<L1, T, Q> v1, const glm::vec<L2, T, Q> v2)
-- 
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