Show 3D raycasts when debugging collisions

Represent a raycast by a line segment using the direction and magnitude of the cast_to vector.
The entire line segment will become red while a collision occurs.

1 files changed, 7 insertions, 0 deletions

diff --git a/scene/3d/ray_cast.h b/scene/3d/ray_cast.h
index 00a10446a5..d1a284aee4 100644
--- a/scene/3d/ray_cast.h
+++ b/scene/3d/ray_cast.h
@@ -49,6 +49,13 @@ class RayCast : public Spatial {
 	uint32_t layer_mask;
 	uint32_t type_mask;
 
+	Node *debug_shape;
+	Ref<Material> debug_material;
+
+	void _create_debug_shape();
+	void _update_debug_shape();
+	void _clear_debug_shape();
+
 protected:
 	void _notification(int p_what);
 	void _update_raycast_state();