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chore(image_projection_based_fusion): fix document (autowarefoundatio…
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…n#5625)

* chore(image_projection_based_fusion): fix document

Signed-off-by: badai-nguyen <dai.nguyen@tier4.jp>

* chore: add maintainers

Signed-off-by: badai-nguyen <dai.nguyen@tier4.jp>

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Signed-off-by: badai-nguyen <dai.nguyen@tier4.jp>
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badai-nguyen authored Nov 22, 2023
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18 changes: 12 additions & 6 deletions perception/image_projection_based_fusion/README.md
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Expand Up @@ -22,23 +22,29 @@ current default value at autoware.universe for TIER IV Robotaxi are: - input_off
![roi_sync_image2](./docs/images/roi_sync_2.png)

The subscription status of the message is signed with 'O'.

1.if a pointcloud message is subscribed under the below condition:
| | pointcloud | roi msg 1 | roi msg 2 | roi msg 3 |

| | pointcloud | roi msg 1 | roi msg 2 | roi msg 3 |
| :-----------------: | :--------: | :-------: | :-------: | :-------: |
| subscription status | | O | O | O |
| subscription status | | O | O | O |

If the roi msgs can be matched, fuse them and postprocess the pointcloud message.
Otherwise, fuse the matched roi msgs and cache the pointcloud.

2.if a pointcloud message is subscribed under the below condition:
| | pointcloud | roi msg 1 | roi msg 2 | roi msg 3 |

| | pointcloud | roi msg 1 | roi msg 2 | roi msg 3 |
| :-----------------: | :--------: | :-------: | :-------: | :-------: |
| subscription status | | O | O | |
| subscription status | | O | O | |

if the roi msgs can be matched, fuse them and cache the pointcloud.

3.if a pointcloud message is subscribed under the below condition:
| | pointcloud | roi msg 1 | roi msg 2 | roi msg 3 |

| | pointcloud | roi msg 1 | roi msg 2 | roi msg 3 |
| :-----------------: | :--------: | :-------: | :-------: | :-------: |
| subscription status | O | O | O | |
| subscription status | O | O | O | |

If the roi msg 3 is subscribed before the next pointcloud message coming or timeout, fuse it if matched, otherwise wait for the next roi msg 3.
If the roi msg 3 is not subscribed before the next pointcloud message coming or timeout, postprocess the pointcloud message as it is.
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3 changes: 3 additions & 0 deletions perception/image_projection_based_fusion/package.xml
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Expand Up @@ -6,6 +6,9 @@
<description>The image_projection_based_fusion package</description>
<maintainer email="yukihiro.saito@tier4.jp">Yukihiro Saito</maintainer>
<maintainer email="yusuke.muramatsu@tier4.jp">Yusuke Muramatsu</maintainer>
<maintainer email="shunsuke.miura@tier4.jp">Shunsuke Miura</maintainer>
<maintainer email="yoshi.ri@tier4.jp">Yoshi Ri</maintainer>
<maintainer email="dai.nguyen@tier4.jp">badai nguyen</maintainer>
<license>Apache License 2.0</license>

<buildtool_depend>ament_cmake_auto</buildtool_depend>
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