57 lines
2 KiB
GDScript
57 lines
2 KiB
GDScript
extends Spatial
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const util = preload("res://util/util.gd")
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const Level = preload("res://Levels/Level.gd")
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var current_level = 0
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var current_camera = 0
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var dev_cameras: Array
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var camera_perspective: Camera
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var cam_pers_offset: Vector3
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var robot: Spatial
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var level_dimension_squared: float
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export var Levels: Array
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var current_level_container: Node
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func SpawnLevel() -> void:
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var level_instance = (Levels[current_level] as PackedScene).instance()
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current_level_container.add_child(level_instance)
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var level_dimension = level_instance.playable_area_bounds.get_longest_axis_size()
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level_dimension_squared = level_dimension * level_dimension
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func _ready():
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dev_cameras = self.get_node("devCameras").get_children()
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dev_cameras[current_camera].make_current()
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camera_perspective = self.get_node("devCameras/CameraPerspective")
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if camera_perspective:
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cam_pers_offset = camera_perspective.transform.origin
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else:
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printerr("No perspective camera :(")
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cam_pers_offset = Vector3.ZERO
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current_level_container = self.get_node("CurrentLevel")
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SpawnLevel()
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robot = get_tree().root.find_node("Robot", true, false)
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if !robot:
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printerr("No robot found :(")
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func _process(delta):
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util.display(self, "fps %d" % Performance.get_monitor(Performance.TIME_FPS))
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if Input.is_action_just_pressed("debug_switch_camera"):
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current_camera = (current_camera + 1) % (dev_cameras.size())
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dev_cameras[current_camera].make_current()
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if camera_perspective && robot:
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var displacement = robot.global_transform.origin
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var min_displacement = displacement * 0.25
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var distance_squared = displacement.length_squared()
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# t = 1 / ( 4 * dist^2 / level_dim^2 + 1) from 0 to 1
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var t = clamp(1.0 / ((4.0 * distance_squared / level_dimension_squared) + 1.0), 0.0, 1.0)
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#util.display(self, "t %f" % t)
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var camera_origin = min_displacement.linear_interpolate(displacement, t)
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# Camera follows at an offset to see player more or less in the middle of the screen
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camera_origin += cam_pers_offset
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camera_perspective.translation = camera_origin
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