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26 lines
761 B
GDScript
26 lines
761 B
GDScript
# Copyright (c) 2020 The GodotXterm authors.
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# Copyright (c) 2019 The xterm.js authors. All rights reserved.
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# License MIT
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extends Reference
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enum TableAccess {
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TRANSITION_ACTION_SHIFT = 4,
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TRANSITION_STATE_MASK = 15,
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INDEX_STATE_SHIFT = 8
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}
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var table: PoolByteArray = PoolByteArray()
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func _init(length: int):
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table.resize(length)
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func setDefault(action: int, next: int):
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for i in range(table.size()):
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table[i] = action << TableAccess.TRANSITION_ACTION_SHIFT | next
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func add(code: int, state: int, action: int, next: int):
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table[state << TableAccess.INDEX_STATE_SHIFT | code] = action << TableAccess.TRANSITION_ACTION_SHIFT | next
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func addMany(codes: Array, state: int, action: int, next: int):
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for code in codes:
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add(code, state, action, next)
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