79 lines
1.9 KiB
GDScript
79 lines
1.9 KiB
GDScript
@tool
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class_name EntityDirection extends Node
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enum Direction {
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SOUTH,
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WEST,
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NORTH,
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EAST,
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}
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@export var meshInstance:MeshInstance3D = null:
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set(newInstance):
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meshInstance = newInstance;
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_updateMaterial();
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@export var direction = Direction.SOUTH:
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set(newDirection):
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direction = newDirection;
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_updateMaterial();
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func _ready() -> void:
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_updateMaterial();
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func _updateMaterial() -> void:
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if !meshInstance:
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return
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for i in range(meshInstance.get_surface_override_material_count()):
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var material:ShaderMaterial = meshInstance.get_surface_override_material(i)
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if !material:
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continue
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material.set_shader_parameter("direction", direction)
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func getDirectionVector() -> Vector3:
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match direction:
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Direction.NORTH:
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return Vector3(0, 0, -1);
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Direction.SOUTH:
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return Vector3(0, 0, 1);
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Direction.WEST:
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return Vector3(-1, 0, 0);
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Direction.EAST:
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return Vector3(1, 0, 0);
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_:
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assert(false, "Invalid direction");
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return Vector3(0, 0, 0);
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func updateDirectionFromMovement(movement:Vector2) -> void:
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if movement.x >= abs(movement.y) and(
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movement.y == 0 or
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(movement.y > 0 and direction != Direction.SOUTH) or
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(movement.y < 0 and direction != Direction.NORTH)
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):
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direction = Direction.EAST;
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elif (movement.x <= -abs(movement.y) and (
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movement.y == 0 or
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(movement.y > 0 and direction != Direction.SOUTH) or
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(movement.y < 0 and direction != Direction.NORTH)
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)):
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direction = Direction.WEST;
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elif (movement.y > 0):
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direction = Direction.SOUTH;
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elif (movement.y < 0):
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direction = Direction.NORTH;
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# func getDirectionToFace(position:Vector3) -> Direction:
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# var diff = position - self.position;
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# if abs(diff.x) > abs(diff.z):
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# if diff.x > 0:
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# return Direction.EAST;
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# else:
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# return Direction.WEST;
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# else:
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# if diff.z > 0:
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# return Direction.SOUTH;
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# else:
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# return Direction.NORTH;
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# return Direction.SOUTH;
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