[Merged by Bors] - Add writing of scene data to Scene example #5949
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alice-i-cecile
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C-Examples
alice-i-cecile
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Sep 11, 2022
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Sep 11, 2022
tim-blackbird
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Sep 11, 2022
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bors r+ |
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Sep 11, 2022
# Objective Alice says to make this PR: https://discord.com/channels/691052431525675048/745805740274614303/1018554340841107477 - The "scene" example in the examples folder has a TODO comment about writing the serialized data to a file. This PR implements that. ## Solution The `AssetIo` trait in the `AssetServer` only supports reading data, not writing it. So, I used `std::io::File` for the implementation. This way, every time you run the example, it will mutate the file in-place. I had thought about adding a UUID string to the example Component, so that every time you run the example, the file will be guaranteed to change (currently, it just writes the same numbers over and over). However, I didn't bother because it was beyond the scope of the TODO comment. One thing to note is that the logic for serializing the scene into RON data has changed since the existing RON file was created, and so even though the data is the same, it's rendered in a different order for whatever reason. I left the changed output to the example file, because it's presumably trivial. I can remove it and force-push if you don't want that included in here.
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Pull request successfully merged into main. Build succeeded: |
bors
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This is a bad idea, and we should really not show usage of a blocking api (file writing) in a system. |
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@mockersf What alternative do you suggest for this use case? |
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ideally, the asset server should be able to write assets... But for now, we can just wrap it in a task: #5952 |
nicopap
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Sep 12, 2022
# Objective Alice says to make this PR: https://discord.com/channels/691052431525675048/745805740274614303/1018554340841107477 - The "scene" example in the examples folder has a TODO comment about writing the serialized data to a file. This PR implements that. ## Solution The `AssetIo` trait in the `AssetServer` only supports reading data, not writing it. So, I used `std::io::File` for the implementation. This way, every time you run the example, it will mutate the file in-place. I had thought about adding a UUID string to the example Component, so that every time you run the example, the file will be guaranteed to change (currently, it just writes the same numbers over and over). However, I didn't bother because it was beyond the scope of the TODO comment. One thing to note is that the logic for serializing the scene into RON data has changed since the existing RON file was created, and so even though the data is the same, it's rendered in a different order for whatever reason. I left the changed output to the example file, because it's presumably trivial. I can remove it and force-push if you don't want that included in here.
nicopap
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Sep 12, 2022
# Objective - Fix bevyengine#5951 - Improve on bevyengine#5949 by not risking blocking a system ## Solution - Wrap file writing in a task
james7132
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Oct 28, 2022
# Objective Alice says to make this PR: https://discord.com/channels/691052431525675048/745805740274614303/1018554340841107477 - The "scene" example in the examples folder has a TODO comment about writing the serialized data to a file. This PR implements that. ## Solution The `AssetIo` trait in the `AssetServer` only supports reading data, not writing it. So, I used `std::io::File` for the implementation. This way, every time you run the example, it will mutate the file in-place. I had thought about adding a UUID string to the example Component, so that every time you run the example, the file will be guaranteed to change (currently, it just writes the same numbers over and over). However, I didn't bother because it was beyond the scope of the TODO comment. One thing to note is that the logic for serializing the scene into RON data has changed since the existing RON file was created, and so even though the data is the same, it's rendered in a different order for whatever reason. I left the changed output to the example file, because it's presumably trivial. I can remove it and force-push if you don't want that included in here.
james7132
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Oct 28, 2022
# Objective - Fix bevyengine#5951 - Improve on bevyengine#5949 by not risking blocking a system ## Solution - Wrap file writing in a task
ItsDoot
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Feb 1, 2023
# Objective Alice says to make this PR: https://discord.com/channels/691052431525675048/745805740274614303/1018554340841107477 - The "scene" example in the examples folder has a TODO comment about writing the serialized data to a file. This PR implements that. ## Solution The `AssetIo` trait in the `AssetServer` only supports reading data, not writing it. So, I used `std::io::File` for the implementation. This way, every time you run the example, it will mutate the file in-place. I had thought about adding a UUID string to the example Component, so that every time you run the example, the file will be guaranteed to change (currently, it just writes the same numbers over and over). However, I didn't bother because it was beyond the scope of the TODO comment. One thing to note is that the logic for serializing the scene into RON data has changed since the existing RON file was created, and so even though the data is the same, it's rendered in a different order for whatever reason. I left the changed output to the example file, because it's presumably trivial. I can remove it and force-push if you don't want that included in here.
ItsDoot
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that referenced
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Feb 1, 2023
# Objective - Fix bevyengine#5951 - Improve on bevyengine#5949 by not risking blocking a system ## Solution - Wrap file writing in a task
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Objective
Alice says to make this PR: https://discord.com/channels/691052431525675048/745805740274614303/1018554340841107477
Solution
The
AssetIotrait in theAssetServeronly supports reading data, not writing it. So, I usedstd::io::Filefor the implementation. This way, every time you run the example, it will mutate the file in-place.I had thought about adding a UUID string to the example Component, so that every time you run the example, the file will be guaranteed to change (currently, it just writes the same numbers over and over). However, I didn't bother because it was beyond the scope of the TODO comment.
One thing to note is that the logic for serializing the scene into RON data has changed since the existing RON file was created, and so even though the data is the same, it's rendered in a different order for whatever reason.
I left the changed output to the example file, because it's presumably trivial. I can remove it and force-push if you don't want that included in here.