From 94e9b6dac547e956a4514565976d1ea3498b0ec5 Mon Sep 17 00:00:00 2001
From: "Claudius \"keldu\" Holeksa" <mail@keldu.de>
Date: Mon, 2 Mar 2026 20:00:06 +0100
Subject: Adding 2D rotation with minor testing for compilation

---
 modules/codec/c++/math.hpp   |  4 ++--
 modules/codec/tests/math.cpp | 14 ++++++++++++++
 2 files changed, 16 insertions(+), 2 deletions(-)

(limited to 'modules/codec')

diff --git a/modules/codec/c++/math.hpp b/modules/codec/c++/math.hpp
index 34c64c7..d110b64 100644
--- a/modules/codec/c++/math.hpp
+++ b/modules/codec/c++/math.hpp
@@ -133,8 +133,8 @@ data<schema::Vector<T,2u>,Encoding> rotate(
 	const data<schema::Scalar<T>, Encoding> rot
 ){
 	data<schema::Vector<T,2u>, Encoding> rot_vec;
-	rot_vec.at({{0u}}) = vec.at({{0u}}) * cos(rot);
-	rot_vec.at({{1u}}) = vec.at({{1u}}) * sin(rot);
+	rot_vec.at({{0u}}) = vec.at({{0u}}) * cos(rot).at({});
+	rot_vec.at({{1u}}) = vec.at({{1u}}) * sin(rot).at({});
 	return rot_vec;
 }
 
diff --git a/modules/codec/tests/math.cpp b/modules/codec/tests/math.cpp
index 6817df1..63b6d2b 100644
--- a/modules/codec/tests/math.cpp
+++ b/modules/codec/tests/math.cpp
@@ -64,6 +64,20 @@ SAW_TEST("Math/Tensor"){
 	}
 }
 
+SAW_TEST("Math/Rotate"){
+	using namespace saw;
+
+	data<sch::Vector<sch::Float64, 2u>> a;
+	{
+		a.at({{0u}}) = 2.0;
+		a.at({{1u}}) = 1.0;
+	}
+	
+	data<sch::Scalar<sch::Float64>> b;
+	b.at({}) = 1.4;
+	auto c = math::rotate(a,b);
+}
+
 SAW_TEST("Math/Dot"){
 	using namespace saw;
 
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