From 4571ce1b4cac2ab9bf2454ed06d0d787604d62fa Mon Sep 17 00:00:00 2001
From: Dan Goodliffe <dan@randomdan.homeip.net>
Date: Thu, 21 Mar 2024 20:23:44 +0000
Subject: Add helper constructors to Arc

* Two angles, wraps logic ensuring b after a
* Two vector directions
* Centre and two endpoints, in at least 2 dimensions, uses .xy()
---
 lib/maths.cpp | 5 +++++
 1 file changed, 5 insertions(+)

(limited to 'lib/maths.cpp')

diff --git a/lib/maths.cpp b/lib/maths.cpp
index bf17204..51e27fe 100644
--- a/lib/maths.cpp
+++ b/lib/maths.cpp
@@ -4,6 +4,11 @@
 #include <glm/gtx/rotate_vector.hpp>
 #include <glm/gtx/transform.hpp>
 
+Arc::Arc(const RelativePosition2D & dir0, const RelativePosition2D & dir1) :
+	Arc {vector_yaw(dir0), vector_yaw(dir1)} { }
+
+Arc::Arc(const Angle anga, const Angle angb) : pair {anga, (angb < anga) ? angb + two_pi : angb} { }
+
 glm::mat4
 flat_orientation(const Direction3D & diff)
 {
-- 
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