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56 lines
1.7 KiB
Python
56 lines
1.7 KiB
Python
# Copyright 2022 The Plenoptix Team. All rights reserved.
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#
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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"""Common Colors"""
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from typing import Union
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import torch
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from omegaconf import ListConfig
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from torchtyping import TensorType
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WHITE = torch.tensor([1.0, 1.0, 1.0])
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BLACK = torch.tensor([0.0, 0.0, 0.0])
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RED = torch.tensor([1.0, 0.0, 0.0])
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GREEN = torch.tensor([0.0, 1.0, 0.0])
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BLUE = torch.tensor([0.0, 0.0, 1.0])
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COLORS_DICT = {
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"white": WHITE,
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"black": BLACK,
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"red": RED,
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"green": GREEN,
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"blue": BLUE,
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}
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def get_color(color: Union[str, list, ListConfig]) -> TensorType[3]:
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"""
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Args:
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color (Union[str, list, ListConfig]): Color as a string or a rgb list
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Returns:
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TensorType[3]: Parsed color
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"""
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if isinstance(color, str):
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color = color.lower()
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if color not in COLORS_DICT:
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raise ValueError(f"{color} is not a valid preset color")
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return COLORS_DICT[color]
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if isinstance(color, (list, ListConfig)):
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if len(color) != 3:
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raise ValueError(f"Color should be 3 values (RGB) instead got {color}")
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return torch.tensor(color)
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raise ValueError(f"Color should be an RGB list or string, instead got {type(color)}")
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