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https://github.com/Relintai/pandemonium_demo_projects.git
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58 lines
1.5 KiB
GDScript
58 lines
1.5 KiB
GDScript
extends RigidBody
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const MOUSE_DELTA_COEFFICIENT = 0.01
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const CAMERA_DISTANCE_COEFFICIENT = 0.2
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var _picked = false
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var _last_mouse_pos = Vector2.ZERO
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var _mouse_pos = Vector2.ZERO
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func _ready():
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input_ray_pickable = true
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func _input(event):
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var mouse_event = event as InputEventMouseButton
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if mouse_event and not mouse_event.pressed:
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if mouse_event.button_index == BUTTON_LEFT:
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_picked = false
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var mouse_motion = event as InputEventMouseMotion
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if mouse_motion:
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_mouse_pos = mouse_motion.position
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func _input_event(_viewport, event, _click_pos, _click_normal, _shape_idx):
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var mouse_event = event as InputEventMouseButton
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if mouse_event and mouse_event.pressed:
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if mouse_event.button_index == BUTTON_LEFT:
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_picked = true
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_mouse_pos = mouse_event.position
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_last_mouse_pos = _mouse_pos
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func _physics_process(delta):
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if _picked:
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var mouse_delta = _mouse_pos - _last_mouse_pos
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var world_delta = Vector3.ZERO
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world_delta.x = mouse_delta.x * MOUSE_DELTA_COEFFICIENT
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world_delta.y = -mouse_delta.y * MOUSE_DELTA_COEFFICIENT
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var camera = get_viewport().get_camera()
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if camera:
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var camera_basis = camera.global_transform.basis
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world_delta = camera_basis * world_delta
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var camera_dist = camera.global_transform.origin.distance_to(global_transform.origin)
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var fov_coefficient = camera.fov / 70.0
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world_delta *= CAMERA_DISTANCE_COEFFICIENT * camera_dist * fov_coefficient
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if mode == MODE_STATIC:
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global_transform.origin += world_delta
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else:
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linear_velocity = world_delta / delta
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_last_mouse_pos = _mouse_pos
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