logic/tracker, api/simple-mat: don't convert rad <-> deg all the time

2 files changed, 9 insertions, 3 deletions

diff --git a/opentrack/simple-mat.cpp b/opentrack/simple-mat.cpp
index 4ab68e0f..367cf365 100644
--- a/opentrack/simple-mat.cpp
+++ b/opentrack/simple-mat.cpp
@@ -36,9 +36,9 @@ euler_t rmat_to_euler(const dmat<3, 3>& R)
 // tait-bryan angles, not euler
 rmat euler_to_rmat(const double* input)
 {
-    auto H = input[0] * pi / 180;
-    auto P = input[1] * pi / 180;
-    auto B = input[2] * pi / 180;
+    const double H = input[0];
+    const double P = input[1];
+    const double B = input[2];
 
     const auto c1 = cos(H);
     const auto s1 = sin(H);
diff --git a/opentrack/simple-mat.hpp b/opentrack/simple-mat.hpp
index f5680ec4..8dc03014 100644
--- a/opentrack/simple-mat.hpp
+++ b/opentrack/simple-mat.hpp
@@ -253,3 +253,9 @@ euler_t OPENTRACK_API_EXPORT rmat_to_euler(const dmat<3, 3>& R);
 } // end ns euler
 
 template<int h_, int w_> using dmat = Mat<double, h_, w_>;
+
+template<typename num, int h, int w>
+inline Mat<num, h, w> operator*(num scalar, const Mat<num, h, w>& mat)
+{
+    return mat * scalar;
+}