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https://github.com/Relintai/pandemonium_demo_projects.git
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71 lines
1.7 KiB
GDScript
71 lines
1.7 KiB
GDScript
extends Test
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var _do_raycasts = false
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func _ready():
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yield(start_timer(0.5), "timeout")
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if is_timer_canceled():
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return
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_do_raycasts = true
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func _physics_process(_delta):
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if not _do_raycasts:
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return
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_do_raycasts = false
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Log.print_log("* Start Raycasting...")
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clear_drawn_nodes()
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for node in $Shapes.get_children():
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var body = node as PhysicsBody2D
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var space_state = body.get_world_2d().direct_space_state
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var body_name = String(body.name).substr("RigidBody".length())
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Log.print_log("* Testing: %s" % body_name)
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var center = body.position
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# Raycast entering from the top.
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var res = _add_raycast(space_state, center - Vector2(0, 100), center)
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Log.print_log("Raycast in: %s" % ("HIT" if res else "NO HIT"))
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# Raycast exiting from inside.
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center.x -= 20
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res = _add_raycast(space_state, center, center + Vector2(0, 200))
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Log.print_log("Raycast out: %s" % ("HIT" if res else "NO HIT"))
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# Raycast all inside.
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center.x += 40
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res = _add_raycast(space_state, center, center + Vector2(0, 40))
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Log.print_log("Raycast inside: %s" % ("HIT" if res else "NO HIT"))
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if String(body.name).ends_with("ConcavePolygon"):
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# Raycast inside an internal face.
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center.x += 20
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res = _add_raycast(space_state, center, center + Vector2(0, 40))
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Log.print_log("Raycast inside face: %s" % ("HIT" if res else "NO HIT"))
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func _add_raycast(space_state, pos_start, pos_end):
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var result = space_state.intersect_ray(pos_start, pos_end)
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var color
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if result:
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color = Color.green
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else:
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color = Color.red.darkened(0.5)
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# Draw raycast line.
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add_line(pos_start, pos_end, color)
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# Draw raycast arrow.
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add_line(pos_end, pos_end + Vector2(-5, -10), color)
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add_line(pos_end, pos_end + Vector2(5, -10), color)
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return result
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