1 files changed, 5 insertions, 1 deletions
diff --git a/core/math/quaternion.cpp b/core/math/quaternion.cpp
index c836a82e37..6a5f29f3d8 100644
--- a/core/math/quaternion.cpp
+++ b/core/math/quaternion.cpp
@@ -31,7 +31,7 @@
 #include "quaternion.h"
 
 #include "core/math/basis.h"
-#include "core/string/print_string.h"
+#include "core/string/ustring.h"
 
 real_t Quaternion::angle_to(const Quaternion &p_to) const {
 	real_t d = dot(p_to);
@@ -79,6 +79,10 @@ bool Quaternion::is_equal_approx(const Quaternion &p_quaternion) const {
 	return Math::is_equal_approx(x, p_quaternion.x) && Math::is_equal_approx(y, p_quaternion.y) && Math::is_equal_approx(z, p_quaternion.z) && Math::is_equal_approx(w, p_quaternion.w);
 }
 
+bool Quaternion::is_finite() const {
+	return Math::is_finite(x) && Math::is_finite(y) && Math::is_finite(z) && Math::is_finite(w);
+}
+
 real_t Quaternion::length() const {
 	return Math::sqrt(length_squared());
 }