Show an error when setting a negative size on a collision shape

scene/resources/box_shape_3d.cpp

@@ -77,6 +77,7 @@ bool BoxShape3D::_get(const StringName &p_name, Variant &r_property) const {
 #endif // DISABLE_DEPRECATED
 
 void BoxShape3D::set_size(const Vector3 &p_size) {
+	ERR_FAIL_COND_MSG(p_size.x < 0 || p_size.y < 0 || p_size.z < 0, "BoxShape3D size cannot be negative.");
 	size = p_size;
 	_update_shape();
 	notify_change_to_owners();

scene/resources/capsule_shape_2d.cpp

@@ -59,6 +59,7 @@ void CapsuleShape2D::_update_shape() {
 }
 
 void CapsuleShape2D::set_radius(real_t p_radius) {
+	ERR_FAIL_COND_MSG(p_radius < 0, "CapsuleShape2D radius cannot be negative.");
 	radius = p_radius;
 	if (radius > height * 0.5) {
 		height = radius * 2.0;
@@ -71,6 +72,7 @@ real_t CapsuleShape2D::get_radius() const {
 }
 
 void CapsuleShape2D::set_height(real_t p_height) {
+	ERR_FAIL_COND_MSG(p_height < 0, "CapsuleShape2D height cannot be negative.");
 	height = p_height;
 	if (radius > height * 0.5) {
 		radius = height * 0.5;

scene/resources/capsule_shape_3d.cpp

@@ -79,6 +79,7 @@ void CapsuleShape3D::_update_shape() {
 }
 
 void CapsuleShape3D::set_radius(float p_radius) {
+	ERR_FAIL_COND_MSG(p_radius < 0, "CapsuleShape3D radius cannot be negative.");
 	radius = p_radius;
 	if (radius > height * 0.5) {
 		height = radius * 2.0;
@@ -92,6 +93,7 @@ float CapsuleShape3D::get_radius() const {
 }
 
 void CapsuleShape3D::set_height(float p_height) {
+	ERR_FAIL_COND_MSG(p_height < 0, "CapsuleShape3D height cannot be negative.");
 	height = p_height;
 	if (radius > height * 0.5) {
 		radius = height * 0.5;

scene/resources/circle_shape_2d.cpp

@@ -43,6 +43,7 @@ void CircleShape2D::_update_shape() {
 }
 
 void CircleShape2D::set_radius(real_t p_radius) {
+	ERR_FAIL_COND_MSG(p_radius < 0, "CircleShape2D radius cannot be negative.");
 	radius = p_radius;
 	_update_shape();
 }

scene/resources/cylinder_shape_3d.cpp

@@ -72,6 +72,7 @@ void CylinderShape3D::_update_shape() {
 }
 
 void CylinderShape3D::set_radius(float p_radius) {
+	ERR_FAIL_COND_MSG(p_radius < 0, "CylinderShape3D radius cannot be negative.");
 	radius = p_radius;
 	_update_shape();
 	notify_change_to_owners();
@@ -82,6 +83,7 @@ float CylinderShape3D::get_radius() const {
 }
 
 void CylinderShape3D::set_height(float p_height) {
+	ERR_FAIL_COND_MSG(p_height < 0, "CylinderShape3D height cannot be negative.");
 	height = p_height;
 	_update_shape();
 	notify_change_to_owners();

scene/resources/rectangle_shape_2d.cpp

@@ -58,6 +58,7 @@ bool RectangleShape2D::_get(const StringName &p_name, Variant &r_property) const
 #endif // DISABLE_DEPRECATED
 
 void RectangleShape2D::set_size(const Vector2 &p_size) {
+	ERR_FAIL_COND_MSG(p_size.x < 0 || p_size.y < 0, "RectangleShape2D size cannot be negative.");
 	size = p_size;
 	_update_shape();
 }

scene/resources/sphere_shape_3d.cpp

@@ -63,6 +63,7 @@ void SphereShape3D::_update_shape() {
 }
 
 void SphereShape3D::set_radius(float p_radius) {
+	ERR_FAIL_COND_MSG(p_radius < 0, "SphereShape3D radius cannot be negative.");
 	radius = p_radius;
 	_update_shape();
 	notify_change_to_owners();