fix: removing placing the 2d graphic on entities and changing it to a swipe for the knife

weapons/impact_spawner.gd

@@ -4,6 +4,7 @@ class_name ImpactSpawner
 static var bullet_hole_mat: StandardMaterial3D = null
 static var crater_mat: StandardMaterial3D = null
 static var plasma_mat: StandardMaterial3D = null
+static var slash_mat: StandardMaterial3D = null
 
 static func _ensure_mats():
 	if bullet_hole_mat != null:
@@ -52,11 +53,22 @@ static func _ensure_mats():
 	plasma_mat.emission_texture = tex_p
 	plasma_mat.emission_energy_multiplier = 2.0
 	
+	var tex_s = make_tex.call(
+		[Color(0.9, 0.9, 0.9, 1.0), Color(0.8, 0.8, 0.8, 0.8), Color(0.8, 0.8, 0.8, 0.0)],
+		[0.0, 0.5, 1.0], 64)
+	slash_mat = StandardMaterial3D.new()
+	slash_mat.albedo_texture = tex_s
+	slash_mat.transparency = BaseMaterial3D.TRANSPARENCY_ALPHA
+
 static func spawn(scene_tree: SceneTree, type: String, pos: Vector3, normal: Vector3, size: float = 0.2):
 	_ensure_mats()
 	
 	var mi = MeshInstance3D.new()
 	var qm = QuadMesh.new()
+	
+	if type == "slash":
+		qm.size = Vector2(size * 4.0, size * 0.4)
+	else:
 		qm.size = Vector2(size, size)
 	
 	var mat: StandardMaterial3D
@@ -66,6 +78,8 @@ static func spawn(scene_tree: SceneTree, type: String, pos: Vector3, normal: Vec
 		mat = crater_mat.duplicate()
 	elif type == "plasma":
 		mat = plasma_mat.duplicate()
+	elif type == "slash":
+		mat = slash_mat.duplicate()
 		
 	qm.material = mat
 	mi.mesh = qm

weapons/knife.gd

@@ -162,8 +162,8 @@ func _do_damage() -> void:
 	
 	if ray_result:
 		var col = ray_result.collider
-		if col is StaticBody3D or col is CSGShape3D:
+		if not col.has_method("take_damage") and (col is StaticBody3D or col is CSGShape3D):
-			ImpactSpawner.spawn(get_tree(), "bullet", ray_result.position, ray_result.normal, 0.1)
+			ImpactSpawner.spawn(get_tree(), "slash", ray_result.position, ray_result.normal, 0.5)
 
 func _finish_swing() -> void:
 	is_swinging = false