89 lines
3.2 KiB
GDScript3
89 lines
3.2 KiB
GDScript3
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extends WorldEnvironment
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const ROT_SPEED = 0.003
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const ZOOM_SPEED = 0.125
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const MAIN_BUTTONS = MOUSE_BUTTON_MASK_LEFT | MOUSE_BUTTON_MASK_RIGHT | MOUSE_BUTTON_MASK_MIDDLE
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var tester_index = 0
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var rot_x = deg_to_rad(-22.5) # This must be kept in sync with RotationX.
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var rot_y = deg_to_rad(90) # This must be kept in sync with CameraHolder.
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var zoom = 1.5
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var base_height = ProjectSettings.get_setting("display/window/size/viewport_height")
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@onready var testers = $Testers
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@onready var camera_holder = $CameraHolder # Has a position and rotates on Y.
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@onready var rotation_x = $CameraHolder/RotationX
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@onready var camera = $CameraHolder/RotationX/Camera3D
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func _ready():
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camera_holder.transform.basis = Basis.from_euler(Vector3(0, rot_y, 0))
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rotation_x.transform.basis = Basis.from_euler(Vector3(rot_x, 0, 0))
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update_gui()
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func _unhandled_input(event):
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if event.is_action_pressed("ui_left"):
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_on_previous_pressed()
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if event.is_action_pressed("ui_right"):
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_on_next_pressed()
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if event.is_action_pressed("place_decal"):
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var origin = camera.global_position
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var target = camera.project_position(get_viewport().get_mouse_position(), 100)
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var query = PhysicsRayQueryParameters3D.create(origin, target)
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var result = camera.get_world_3d().direct_space_state.intersect_ray(query)
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if not result.is_empty():
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var decal = preload("res://decal.tscn").instantiate()
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add_child(decal)
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decal.get_node("Decal").modulate = Color(1.0,0.0,0)
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decal.position = result["position"]
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decal.transform.basis = camera.global_transform.basis
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if event is InputEventMouseButton:
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if event.button_index == MOUSE_BUTTON_WHEEL_UP:
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zoom -= ZOOM_SPEED
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if event.button_index == MOUSE_BUTTON_WHEEL_DOWN:
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zoom += ZOOM_SPEED
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zoom = clampf(zoom, 1.5, 4)
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if event is InputEventMouseMotion and event.button_mask & MAIN_BUTTONS:
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# Compensate motion speed to be resolution-independent (based on the window height).
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var relative_motion = event.relative * DisplayServer.window_get_size().y / base_height
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rot_y -= relative_motion.x * ROT_SPEED
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rot_x -= relative_motion.y * ROT_SPEED
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rot_x = clampf(rot_x, deg_to_rad(-90), 0)
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camera_holder.transform.basis = Basis.from_euler(Vector3(0, rot_y, 0))
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rotation_x.transform.basis = Basis.from_euler(Vector3(rot_x, 0, 0))
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func _process(delta):
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var current_tester = testers.get_child(tester_index)
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# This code assumes CameraHolder's X and Y coordinates are already correct.
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var current_position = camera_holder.global_transform.origin.z
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var target_position = current_tester.global_transform.origin.z
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camera_holder.global_transform.origin.z = lerpf(current_position, target_position, 3 * delta)
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camera.position.z = lerpf(camera.position.z, zoom, 10 * delta)
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func _on_previous_pressed():
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tester_index = max(0, tester_index - 1)
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update_gui()
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func _on_next_pressed():
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tester_index = min(tester_index + 1, testers.get_child_count() - 1)
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update_gui()
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func update_gui():
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$TestName.text = str(testers.get_child(tester_index).name).capitalize()
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$Previous.disabled = tester_index == 0
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$Next.disabled = tester_index == testers.get_child_count() - 1
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func _on_decal_filter_mode_item_selected(index):
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# Indices in the OptionButton match RenderingServer decal filtering constants.
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RenderingServer.decals_set_filter(index)
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