Model compatibility issues

Oct 13, 2025 by pynkocean.com 74 views

[1.21.4 Bug] Bow/crossbow CIT with generated models are not using their charging states

Issue Description

In the latest version of OptiFine, 1.21.4_HD_U_J3, a bug has been discovered that affects the charging states of bow and crossbow CITs that utilize generated models. This issue prevents the CITs from displaying their correct charging states, resulting in an inconsistent and inaccurate visual representation of the items.

OptiFine Version

The affected OptiFine version is 1.21.4_HD_U_J3. This version is a part of the OptiFine HD series, which is known for its high-definition graphics and performance enhancements. However, this bug highlights the importance of thorough testing and quality assurance in the development process.

Video Demonstration

A video demonstrating the issue can be found at the following link: https://github.com/user-attachments/assets/2737c846-1cab-4ffe-a5ed-1b56371ab19c. This video showcases the incorrect charging states of the bow and crossbow CITs, providing a clear visual representation of the problem.

Properties Files

The properties files used to configure the CITs are as follows:

type=item
items=minecraft:bow
model=optifine/cit/models/ranged_scale_x32_bow_of_lost_souls
texture=bow_of_lost_souls
texture.bow_pulling_0=bow_of_lost_souls_pulling_0
texture.bow_pulling_1=bow_of_lost_souls_pulling_1
texture.bow_pulling_2=bow_of_lost_souls_pulling_2
nbt.display.Name=regex:Bow of Lost Souls|.*\${Bow of Lost Souls\}$|\${Bow of Lost Souls\}$.*

type=item
items=minecraft:crossbow
model=optifine/cit/models/ranged_scale_x32_horizontal_scatter_crossbow
texture=wither_boltslinger_standby
texture.crossbow_pulling_0=wither_boltslinger_pulling_0
texture.crossbow_pulling_1=wither_boltslinger_pulling_1
texture.crossbow_pulling_2=wither_boltslinger_pulling_2
texture.crossbow_arrow=wither_boltslinger_arrow
texture.crossbow_firework=wither_boltslinger_firework
nbt.display.Name=regex:Wither Boltslinger|.*\${Wither Boltslinger\}$|\${Wither Boltslinger\}$.*

Understanding the Issue

The issue at hand is related to the charging states of bow and crossbow CITs that use generated models. The CITs are not displaying their correct charging states, resulting in an inconsistent and inaccurate visual representation of the items. This issue is specific to the OptiFine version 1.21.4_HD_U_J3 and affects the bow and crossbow CITs that utilize generated models.

Possible Causes

There are several possible causes for this issue, including:

Model compatibility issues: The generated models used by the CITs may not be compatible with the OptiFine version, leading to incorrect charging states.
Texture issues: The textures used by the CITs may be incorrect or missing, resulting in the incorrect charging states.
NBT data issues: The NBT data used by the CITs may be incorrect or missing, leading to the incorrect charging states.

Troubleshooting Steps

To troubleshoot this issue, the following steps can be taken:

Verify OptiFine version: Ensure that the OptiFine version is up-to-date and compatible with the generated models used by the CITs.
Check model compatibility: Verify that the generated models used by the CITs are compatible with the OptiFine version.
Inspect textures: Inspect the textures used by the CITs to ensure that they are correct and complete.
Check NBT data: Verify that the NBT data used by the CITs is correct and complete.

Conclusion

The issue of bow and crossbow CITs not using their charging states correctly is a significant problem that affects the visual representation of these items in the game. The possible causes of this issue include model compatibility issues, texture issues, and NBT data issues. By following the troubleshooting steps outlined above, it may be possible to resolve this issue and ensure that the CITs display their correct charging states.

Recommendations

To prevent similar issues in the future, the following recommendations can be made:

Thorough testing: Perform thorough testing of the OptiFine version and generated models used by the CITs to ensure compatibility and accuracy.
Regular updates: Regularly update the OptiFine version and generated models used by the CITs to ensure compatibility and accuracy.
Clear documentation: Provide clear documentation on the properties files and NBT data used by the CITs to ensure that users understand how to configure them correctly.

Future Development

In the future, it would be beneficial to:

Improve model compatibility: Improve the compatibility of generated models with the OptiFine version to prevent similar issues in the future.
Enhance texture management: Enhance the texture management system to ensure that textures are correct and complete.
Simplify NBT data management: Simplify the NBT data management system to ensure that NBT data is correct and complete.

By following these recommendations and future development plans, it may be possible to prevent similar issues in the future and ensure that the CITs display their correct charging states.
[1.21.4 Bug] Bow/crossbow CIT with generated models are not using their charging states: Q&A

Q: What is the issue with bow and crossbow CITs in OptiFine 1.21.4_HD_U_J3?

A: The issue is that bow and crossbow CITs that use generated models are not displaying their correct charging states. This results in an inconsistent and inaccurate visual representation of the items.

Q: What are the possible causes of this issue?

A: The possible causes of this issue include model compatibility issues, texture issues, and NBT data issues. These issues can prevent the CITs from displaying their correct charging states.

Q: How can I troubleshoot this issue?

A: To troubleshoot this issue, you can follow these steps:

Verify that the OptiFine version is up-to-date and compatible with the generated models used by the CITs.
Check the model compatibility of the generated models used by the CITs.
Inspect the textures used by the CITs to ensure that they are correct and complete.
Verify that the NBT data used by the CITs is correct and complete.

Q: What are the recommended steps to prevent similar issues in the future?

A: To prevent similar issues in the future, you can follow these steps:

Perform thorough testing of the OptiFine version and generated models used by the CITs to ensure compatibility and accuracy.
Regularly update the OptiFine version and generated models used by the CITs to ensure compatibility and accuracy.
Provide clear documentation on the properties files and NBT data used by the CITs to ensure that users understand how to configure them correctly.

Q: What are the future development plans to improve the CITs?

A: The future development plans include:

Improving the compatibility of generated models with the OptiFine version to prevent similar issues in the future.
Enhancing the texture management system to ensure that textures are correct and complete.
Simplifying the NBT data management system to ensure that NBT data is correct and complete.

Q: How can I report bugs or issues related to the CITs?

A: You can report bugs or issues related to the CITs by:

Creating a new issue on the OptiFine GitHub page.
Providing detailed information about the issue, including the OptiFine version, generated models, and any relevant configuration files.
Including any relevant screenshots or videos to help illustrate the issue.

Q: Can I get help from the OptiFine community to troubleshoot this issue?

A: Yes, you can get help from the OptiFine community to troubleshoot this issue. You can:

Post a question on the OptiFine forums.
Join the OptiFine Discord channel to ask for help from other users and developers.
Share your issue on social media to get help from the wider Minecraft community.

Q: What is the expected resolution time for this issue?

A: The expected resolution time for this issue will depend on the complexity of the issue and the availability of the developers. However, the OptiFine team is committed to resolving issues as quickly as possible to ensure that users have the best possible experience with the game.

Q: Will this issue be fixed in the next OptiFine update?

A: The OptiFine team will do their best to fix this issue in the next update. However, the exact timing of the update will depend on the complexity of the issue and the availability of the developers.