Code Cloning in Virtual Reality Software: Challenges and Opportunities

Friday 07 March 2025


The proliferation of virtual reality (VR) technology has led to a surge in the development of immersive experiences, from gaming and entertainment to education and training. However, as VR applications become more complex, so too do the challenges associated with ensuring their quality and reliability.


One critical aspect of VR software is code cloning – the process by which developers reuse similar code snippets across multiple projects. While code cloning can be beneficial in terms of reducing development time and improving efficiency, it can also lead to bugs, errors, and security vulnerabilities if not properly managed.


Researchers from the Institute of Information Engineering at the Chinese Academy of Sciences have conducted a comprehensive study on code cloning in open-source VR software. Using a combination of traditional clone detection tools and large language models (LLMs), they analyzed 345 open-source VR projects and identified several key findings.


Firstly, the study revealed that code cloning is a pervasive issue in VR software development, with nearly half of all projects exhibiting some form of code duplication. This suggests that developers are indeed reusing similar code snippets across multiple projects, which can have both positive and negative consequences for project quality and reliability.


Secondly, the researchers found that LLMs can be effective tools for detecting code clones, particularly when used in conjunction with traditional clone detection methods. By leveraging the capabilities of LLMs to identify semantic similarities between code snippets, developers can more accurately detect instances of code cloning and take steps to address these issues.


Thirdly, the study highlighted the importance of considering the unique characteristics of VR software when developing clone detection tools. VR projects often involve complex graphics, physics, and animation logic, which can make it challenging for traditional clone detection methods to accurately identify code clones.


The researchers also identified several limitations of existing clone detection tools, including their limited ability to handle large-scale datasets and their sensitivity to false positives. To address these limitations, the team developed a novel approach that combines LLMs with traditional clone detection techniques to improve accuracy and efficiency.


Overall, this study provides valuable insights into the prevalence and implications of code cloning in VR software development. By leveraging the capabilities of LLMs and traditional clone detection tools, developers can better manage code clones and ensure the quality and reliability of their projects. As VR technology continues to evolve and become more widespread, it is essential that researchers and developers prioritize the development of effective clone detection methods to support the growth and success of this rapidly expanding field.


Cite this article: “Code Cloning in Virtual Reality Software: Challenges and Opportunities”, The Science Archive, 2025.


Code Cloning, Virtual Reality, Software Development, Clone Detection, Large Language Models, Open-Source Software, Code Duplication, Semantic Similarity, Bug Detection, Quality Assurance


Reference: Huashan Chen, Zisheng Huang, Yifan Xu, Wenjie Huang, Jinfu Chen, Haotang Li, Kebin Peng, Feng Liu, Sen He, “Unveiling Code Clone Patterns in Open Source VR Software: An Empirical Study” (2025).


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