The Cloud Computing-oriented 3D graphics system for BIM with Autonomous IPR (HKBIM) will be benchmarked against leading international standards, refining the underlying 3D geometric kernel of the BIM model and enhancing the display performance of the large 3D graphics engine model. This system envisages the creation of an autonomous 3D graphics platform that supports large-scale BIM models. Meanwhile, the system will provide a fundamental solution to productivity problems and optimize the fragmented functionality of existing BIM software, achieving the lifecycle management of buildings with highly integrated performance.
面向雲計算的自主知識產權BIM三維圖形系統 （HKBIM）將對標國際領先水準，完善BIM模型的底層三維幾何內核，提升三維引擎大模型顯示性能，打造出支援大規模BIM模型的自主知識產權的三維圖形平臺。本系統從根本性解決生產力問題出發，優化現有BIM軟件的碎片化功能，以高度集成的性能實現建築全生命週期的管理。
HKBIM is mainly developed in the following five components:1) BIM Geometry Engine; 2) Graphic Display Engine; 3) 3D Rendering (Web); 4) Data Definition and Organization of BIM; 5) SDK/API. The system enhances existing BIM data template technologies while simultaneously improving data compatibility technologies, software and hardware compatibility, and high-performance rendering technology. The system has the following innovations and advancements compared to the existing related technologies: 本系統主要研發內容包括以下五個板塊：1） BIM幾何造型引擎；2） 圖形顯示引擎；3）三維渲染（Web）；4) BIM數據定義及組織；5）SDK/API。系統在對現有BIM數據範本技術進行提升的同時，兼顧提升數據相容技術，軟硬件相容性以及高效渲染技術。對標國際相關技術，本系統具有如下創新性和先進性：
1) Microkernel 3D Graphics Engine The Microkernel 3D Graphics Engine comprises six segments: component database kernel, geometric modeling kernel, graphical display kernel, scripts runtime kernel, 3d spatial computing kernel, and message transit kernel. Currently, BIM software is generally bulky, difficult to expand, inefficient, requires high hardware, and has low hardware utilization. This system has provided an efficient solution to the problem of the existing BIM software.
1） 微內核三維圖形引擎技術 由構件數據庫核心、幾何造型核心、圖形顯示核心、腳本運行時核心、三維空間計算核心、消息中轉核心六部分組成。該引擎技術解決了現有BIM軟件體積大，擴展難度大、運行效率不高、硬體要求高、硬體利用利用率不足的問題。
2) Visualization Scripting Parametric and 3D Component-Based Representation Technology This system adopts a subset of the javascript language as the code language for complex modeling components, providing visual scripting capabilities. This technology has reduced the difficulty of using the software and combines flexibility, high performance, and system usability.
2） 視覺化腳本參數化三維構件表達技術 使用javascript語言子集作為複雜構件造型的指令碼語言，提供視覺化的腳本能力。該項技術降低了軟件使用難度，並兼顧系統的靈活性、高性能與易用性。
3) 2D-3D Integrated BIM Modeling Technology This system has unified the data representation of 2D and 3D components regarding the graphical data structure. Meanwhile, the 2D-3D integrated BIM modeling technology also addresses the inconsistency between the 3D model and the 2D rendering.
3） 二三維一體化BIM建模技術 在圖形數據結構上，統一了二三維構件的數據表達，決了三維模型與二維出圖顯示不一致的問題。
4) Automatic LOD Technology for BIM Model Display The problem of data compatibility between multiple software versions of the same software and this software system has been solved through the cloud services.
4） BIM模型顯示的自動LOD技術 通過雲服務的形式，解決了同一軟件多個軟件版本數據檔案與本軟件系統的數據相容問題。
5) High-Efficiency BIM Model Graphical Database Storage and Transfer Technology This system has developed an innovative 3D graphical database and 3D model storage data structure. It effectively solves the problems of large data files, poor parsing speed, inefficient Internet transmission, and weak display performance of the current BIM software.
5） 高效的BIM模型圖形數據庫存儲與傳遞技術 本系統創新研發了三維圖形數據庫及三維模型記憶體數據結構，有效解決了目前BIM軟件數據檔案大，解析速度慢，互聯網傳遞效率不高，顯示性能差的問題。
6) Model Display Technology for Large-Scale Scene The system draws on GIS technology to optimize the 3D display features of the BIM model, allowing the software to process large volumes and scenes of buildings.
6） 大場景下的模型顯示技術 本系統通過借鑒GIS技術，實現對BIM模型三維顯示特點的場景優化，使得本軟件可以流暢處理大體量、大場景建築。
7) Spatial-Based Rapid BIM Model Creation Techniques This system provides an innovative space-based model design process, which can automatically manipulate spatially intersecting components. This technology greatly improves design efficiency and enables the sharing of design and the transfer of design experience.
7） 基於空間的BIM模型快速創建技術 本系統創新提供了基於空間的模型設計，系統可自動處理空間相交構件。此項技術極大的提高了設計效率，實現設計共用與設計經驗傳承。
8) Cloud-Oriented Building Component Library Accumulation and Use Patterns The pattern delivers an innovative business model, which allows a free or paid sharing of components created by users or third parties through the internet. This initiative has resulted in significant societal cost savings and a multi-win situation.
8） 面向雲計算的建築構件庫積累與使用模式 該模式提供將使用者或者協力廠商創建的構件通過互聯網免費或者收費方式共享，進行商業模式創新。這一舉措極大的節約了社會成本，實現多贏。
9) Cloud-Oriented BIM Model Creation and Collaboration Patterns Leverages the shared community capabilities of the modern internet to provide effective support for multi-person and off-site collaboration in terms of usage patterns and operation of the system. And further, develop the design crowdsourcing business model.
9） 面向雲計算的BIM模型創建與協同模式 在系統的使用模式和運營上，充分利用了現代互聯網的共用社區功能，為多人、異地協作提供有效支援。並基於此，建立起設計眾包的商業模式。
The core independent IPs obtainable with the completion of this system are as follows:
- 1. 3D Graph Databases Format of BIM
- 2. Parametric Format for 3D Graphic Components of BIM
- 3. 2D-3D Integrated Component Definition Technology
- 4. 2D-3D Integrated Graphics Editing and Display Engine
本系統的完成，可以獲得的核心自主知識產權有如下內容：
- 1. BIM三維圖形數據庫格式
- 2. BIM三維圖形構件參數化格式
- 3. 二三維一體化構件定義技術
- 4. 二三維一體化圖形編輯與顯示引擎