Display values in vector/quaternion math function errors

This can help track down the source of the error more easily.

1 files changed, 3 insertions, 3 deletions

diff --git a/core/math/vector3.h b/core/math/vector3.h
index 18943a820f..7551b21493 100644
--- a/core/math/vector3.h
+++ b/core/math/vector3.h
@@ -33,8 +33,8 @@
 
 #include "core/error/error_macros.h"
 #include "core/math/math_funcs.h"
+#include "core/string/ustring.h"
 
-class String;
 struct Basis;
 struct Vector2;
 struct Vector3i;
@@ -512,7 +512,7 @@ void Vector3::zero() {
 // slide returns the component of the vector along the given plane, specified by its normal vector.
 Vector3 Vector3::slide(const Vector3 &p_normal) const {
 #ifdef MATH_CHECKS
-	ERR_FAIL_COND_V_MSG(!p_normal.is_normalized(), Vector3(), "The normal Vector3 must be normalized.");
+	ERR_FAIL_COND_V_MSG(!p_normal.is_normalized(), Vector3(), "The normal Vector3 " + p_normal.operator String() + " must be normalized.");
 #endif
 	return *this - p_normal * this->dot(p_normal);
 }
@@ -523,7 +523,7 @@ Vector3 Vector3::bounce(const Vector3 &p_normal) const {
 
 Vector3 Vector3::reflect(const Vector3 &p_normal) const {
 #ifdef MATH_CHECKS
-	ERR_FAIL_COND_V_MSG(!p_normal.is_normalized(), Vector3(), "The normal Vector3 must be normalized.");
+	ERR_FAIL_COND_V_MSG(!p_normal.is_normalized(), Vector3(), "The normal Vector3 " + p_normal.operator String() + " must be normalized.");
 #endif
 	return 2.0f * p_normal * this->dot(p_normal) - *this;
 }