Add property guards to shape 2D's

scene/resources/2d/capsule_shape_2d.cpp

@@ -60,6 +60,9 @@ void CapsuleShape2D::_update_shape() {
 
 void CapsuleShape2D::set_radius(real_t p_radius) {
 	ERR_FAIL_COND_MSG(p_radius < 0, "CapsuleShape2D radius cannot be negative.");
+	if (radius == p_radius) {
+		return;
+	}
 	radius = p_radius;
 	if (radius > height * 0.5) {
 		height = radius * 2.0;
@@ -73,6 +76,9 @@ 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.");
+	if (height == p_height) {
+		return;
+	}
 	height = p_height;
 	if (radius > height * 0.5) {
 		radius = height * 0.5;

scene/resources/2d/circle_shape_2d.cpp

@@ -44,6 +44,9 @@ void CircleShape2D::_update_shape() {
 
 void CircleShape2D::set_radius(real_t p_radius) {
 	ERR_FAIL_COND_MSG(p_radius < 0, "CircleShape2D radius cannot be negative.");
+	if (radius == p_radius) {
+		return;
+	}
 	radius = p_radius;
 	_update_shape();
 }

scene/resources/2d/rectangle_shape_2d.cpp

@@ -59,6 +59,9 @@ bool RectangleShape2D::_get(const StringName &p_name, Variant &r_property) const
 
 void RectangleShape2D::set_size(const Size2 &p_size) {
 	ERR_FAIL_COND_MSG(p_size.x < 0 || p_size.y < 0, "RectangleShape2D size cannot be negative.");
+	if (size == p_size) {
+		return;
+	}
 	size = p_size;
 	_update_shape();
 }

scene/resources/2d/segment_shape_2d.cpp

@@ -49,6 +49,9 @@ void SegmentShape2D::_update_shape() {
 }
 
 void SegmentShape2D::set_a(const Vector2 &p_a) {
+	if (a == p_a) {
+		return;
+	}
 	a = p_a;
 	_update_shape();
 }
@@ -58,6 +61,9 @@ Vector2 SegmentShape2D::get_a() const {
 }
 
 void SegmentShape2D::set_b(const Vector2 &p_b) {
+	if (b == p_b) {
+		return;
+	}
 	b = p_b;
 	_update_shape();
 }

scene/resources/2d/separation_ray_shape_2d.cpp

@@ -94,6 +94,9 @@ void SeparationRayShape2D::_bind_methods() {
 }
 
 void SeparationRayShape2D::set_length(real_t p_length) {
+	if (length == p_length) {
+		return;
+	}
 	length = p_length;
 	_update_shape();
 }
@@ -103,6 +106,9 @@ real_t SeparationRayShape2D::get_length() const {
 }
 
 void SeparationRayShape2D::set_slide_on_slope(bool p_active) {
+	if (slide_on_slope == p_active) {
+		return;
+	}
 	slide_on_slope = p_active;
 	_update_shape();
 }