Fix a bug on rotation matrix.

tatsy · Mar 15, 2016 · 5f1fb1a · 5f1fb1a
1 parent 90cd767
commit 5f1fb1a
Showing 1 changed file with 5 additions and 0 deletions.
diff --git a/sources/math/transform.cc b/sources/math/transform.cc
@@ -154,6 +154,11 @@ namespace spica {
         m[2][1] = a.y() * a.z() * (1.0 - cosTheta) + a.x() * sinTheta;
         m[2][2] = a.z() * a.z() + (1.0 - a.z() * a.z()) * cosTheta;
         m[2][3] = 0.0;
+
+        m[3][0] = 0.0;
+        m[3][1] = 0.0;
+        m[3][2] = 0.0;
+        m[3][3] = 1.0;
 
         Matrix4x4 mat(m);
         return Transform{ mat, mat.transposed() };