34 lines
1.4 KiB
Python
34 lines
1.4 KiB
Python
# Copyright (C) 2023 Deforum LLC
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#
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# This program is free software: you can redistribute it and/or modify
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# it under the terms of the GNU Affero General Public License as published by
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# the Free Software Foundation, version 3 of the License.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU Affero General Public License
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# along with this program. If not, see <https://www.gnu.org/licenses/>.
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# Contact the authors: https://deforum.github.io/
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import random
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def next_seed(args, root):
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if args.seed_behavior == 'iter':
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args.seed += 1 if root.seed_internal % args.seed_iter_N == 0 else 0
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root.seed_internal += 1
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elif args.seed_behavior == 'ladder':
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args.seed += 2 if root.seed_internal == 0 else -1
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root.seed_internal = 1 if root.seed_internal == 0 else 0
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elif args.seed_behavior == 'alternate':
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args.seed += 1 if root.seed_internal == 0 else -1
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root.seed_internal = 1 if root.seed_internal == 0 else 0
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elif args.seed_behavior == 'fixed':
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pass # always keep seed the same
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else:
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args.seed = random.randint(0, 2**32 - 1)
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return args.seed
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