| Epic | Hours |
|---|---|
| Epic 1: Simulation Framework | 110 hours |
| Epic 2: Tool-Based Interactions | 90 hours |
| Epic 3: Component Disassembly & Matchbox Handling | 120 hours |
| Epic 4: Instructional Guidance System | 150 hours |
| Epic 5: Assessment and Training Modes | 70 hours |
| Epic 6: Environmental Interactions & Explorer Mode | 70 hours |
| Epic 7: Performance Tracking and Detailed Metrics | 40 hours |
| Epic 8: Lesson Navigation & Wrist-Mounted UI | 70 hours |
| Epic 9: Preproduction Requirements | 40 hours |
| Epic 10: Testing Environment | 30 hours |
| Epic 11: Troubleshooting on Demand | 60 hours |
| Epic 12: 3D Asset and Animation Production | 180 hours |
| Epic 13: Audio & Feedback Systems | 20 hours |
| Epic 14: UI/UX Testing and Refinement | 40 hours |
| Epic 15: Backend & Data Storage | 50 hours |
| Total Hours | 1200 hours |
Epic 1: Simulation Framework
Overview:
This epic focuses on developing the core architecture for the VR training simulation using Unity’s physics engine. The Meta Quest 3 hand tracking integration is a critical component, allowing users to interact naturally within the VR environment. This foundation will support all further features, including tool-based interactions, environmental interactions, and performance tracking. The key objectives are:
- Build a robust framework for physics-based interactions using Unity’s engine.
- Ensure seamless hand tracking with Meta Quest 3, allowing precision-based manipulation of virtual objects.
- Lay the groundwork for integrating other system features such as tool handling, component disassembly, and performance tracking.
- Estimated Hours: 110 hours
- Dependencies: None (this epic lays the foundation).
Acceptance Criteria
- Physics engine integrated with the VR framework.
- Hand tracking works with the VR simulation, providing accurate real-time interaction.
Risks and Mitigation
- Risk 1: Delays in hand tracking integration due to hardware constraints.
Mitigation: Early testing with Meta Quest 3 SDK.- Risk 2: Physics engine instability in VR environment.
Mitigation: Incremental testing and debugging during development.
Epic 2: Tool-Based Interactions
Overview:
This epic covers the implementation of precision-based hand tracking and physics-driven tool interactions. Users will be able to manipulate various virtual tools, such as wrenches and hex keys, in a realistic manner. The primary focus is on creating highly accurate and responsive tool interactions within the VR environment. Key objectives include:
- Develop physics-based interactions for handling real-world tools like wrenches, torque wrenches, and hex keys.
- Integrate hand tracking to allow precision and feedback during tool usage.
- Ensure interaction feedback is accurate and responsive to user inputs, providing a seamless VR experience.
- Estimated Hours: 90 hours
- Dependencies: Requires Simulation Framework to be operational.
Acceptance Criteria
- Tools such as wrenches and hex keys fully interactable with hand tracking.
- Accurate physics and feedback during tool interactions.
Risks and Mitigation
- Risk 1: Tool interaction glitches with hand tracking.
Mitigation: Early prototype tests with specific tools.- Risk 2: Complex precision requirements may delay implementation.
Mitigation: Start with simpler tool interactions and scale complexity.
Epic 3: Component Disassembly & Matchbox Handling
Overview:
This epic focuses on the development of physics-based disassembly mechanics for components such as matchboxes and RF ducting. It includes two-handed interactions, ensuring that users can manipulate larger components realistically. Holographic visual guides will assist users in following correct procedures for disassembly and component handling. Key objectives include:
- Develop two-handed interaction systems for disassembling matchboxes and other components.
- Implement accurate physics for the handling of larger objects.
- Create holographic guidance systems to assist users in proper disassembly and reassembly procedures.
- Estimated Hours: 120 hours
- Dependencies: Requires Tool-Based Interactions to be functional.
Acceptance Criteria
- Matchbox disassembly is fully operational with accurate two-handed interaction.
- Holographic guidance system helps users disassemble components properly.
Risks and Mitigation
- Risk 1: Two-handed interaction complexity could cause delays.
Mitigation: Prototype one-handed first, then expand to two-handed.- Risk 2: Misalignment of holographic guides with physical tasks.
Mitigation: Conduct frequent testing and calibration of guides.
Epic 4: Instructional Guidance System
Overview:
This epic covers the development of the instructional guidance system, including the dynamic instructional UI, wrist-mounted interface, and holographic guidance system. The system will provide users with step-by-step instructions through text-to-speech and holographic visual aids to assist with tasks. Key objectives include:
- Build a dynamic instructional UI that provides real-time guidance to users.
- Integrate a wrist-mounted interface for easy access to instructions during tasks.
- Incorporate text-to-speech and holographic cues to guide users through complex tasks in real time.
- Estimated Hours: 150 hours
- Dependencies: Requires the Component Disassembly systems to be in place for testing.
Acceptance Criteria
- Instructional UI and wrist-mounted interface fully functional.
- Text-to-speech and holographic guidance integrated with tasks.
Risks and Mitigation
- Risk 1: Text-to-speech accuracy or performance issues.
Mitigation: Thorough testing of the speech engine and real-time usage scenarios.- Risk 2: UI responsiveness in a VR environment could be suboptimal.
Mitigation: Optimize UI design for VR environments during early development.
Epic 5: Assessment and Training Modes
Overview:
This epic involves the development of both guided (Training Mode) and unguided (Assessment Mode) systems for the training simulation. Training Mode will provide step-by-step assistance, while Assessment Mode will remove guidance and track user performance. Key objectives include:
- Develop a guided Training Mode that offers step-by-step assistance to users.
- Implement an unguided Assessment Mode where performance is tracked based on user completion of tasks.
- Create a performance tracking system that monitors user accuracy, time taken, and errors.
- Estimated Hours: 70 hours
- Dependencies: Requires the Instructional Guidance System to be operational.
Acceptance Criteria
- Training Mode provides step-by-step guidance.
- Assessment Mode tracks user performance with metrics such as accuracy and time.
Risks and Mitigation
- Risk 1: Performance tracking inaccuracies could affect feedback quality.
Mitigation: Test performance metrics with multiple scenarios to ensure accuracy.- Risk 2: Difficulty adjustments might not match user skills.
Mitigation: Implement flexible difficulty settings that can be easily adjusted during development.
Epic 6: Environmental Interactions & Explorer Mode
Overview:
This epic focuses on building the environmental interactions in a room-scale VR setup, allowing users to navigate the environment and interact with objects such as ladders and tools. The Explorer Mode will provide users with the ability to roam freely within the environment and interact with objects for exploration and learning purposes. Key objectives include:
- Develop room-scale VR interactions for realistic user navigation within the 3x3 meter space.
- Implement ladder and tool interaction systems for tasks requiring elevation.
- Integrate Explorer Mode to allow free movement and interaction with the VR environment.
- Estimated Hours: 70 hours
- Dependencies: Requires the Simulation Framework and Tool-Based Interactions to be operational.
Acceptance Criteria
- Users can interact with ladders and tools in a room-scale VR environment.
- Explorer Mode enables free roaming and interaction with objects in the VR environment.
Risks and Mitigation
- Risk 1: Collision detection issues in room-scale VR could lead to immersion-breaking glitches.
Mitigation: Incremental testing to ensure collision detection is accurate.- Risk 2: Ladder interaction might not align properly with user inputs.
Mitigation: Implement ladder snap points and test thoroughly for proper interaction alignment.
Epic 7: Performance Tracking and Detailed Metrics
Overview:
This epic involves the development of a comprehensive performance tracking system that will monitor user performance based on metrics such as time, accuracy, and error rates. The system will provide feedback during and after tasks, allowing users to improve their performance. Key objectives include:
- Implement tracking mechanisms for key performance metrics: time taken, accuracy, and error rates.
- Develop feedback systems that provide users with performance insights both during and after tasks.
- Ensure the tracking system integrates with Assessment Mode for performance evaluation.
- Estimated Hours: 40 hours
- Dependencies: Requires the Assessment and Training Modes to be operational.
Acceptance Criteria
- Performance tracking system accurately logs user time, accuracy, and error rates.
- Users receive feedback on their performance during and after tasks.
Risks and Mitigation
- Risk 1: Inaccuracies in performance tracking could lead to misleading feedback for users.
Mitigation: Test the tracking system with diverse user scenarios to verify accuracy.- Risk 2: Feedback timing may interrupt user experience.
Mitigation: Implement feedback loops that don’t disrupt immersion and are user-triggered or timed appropriately.
Epic 8: Lesson Navigation & Wrist-Mounted UI
Overview:
This epic focuses on the development of the lesson navigation system and the wrist-mounted UI. Users will be able to navigate between lessons, track their progress, and access real-time feedback. The wrist-mounted interface will provide a seamless experience for managing training sessions and navigating tasks. Key objectives include:
- Develop a dynamic lesson navigation system that allows users to easily select and switch between lessons.
- Build a wrist-mounted UI for real-time task management, feedback, and progress tracking.
- Integrate progress indicators, checklists, and step navigation features.
- Estimated Hours: 70 hours
- Dependencies: Requires the Instructional Guidance System to be operational.
Acceptance Criteria
- Wrist-mounted UI is fully operational and provides real-time feedback and lesson navigation.
- Users can seamlessly switch between lessons and view progress indicators.
Risks and Mitigation
- Risk 1: UI responsiveness might be slow in a VR environment.
Mitigation: Optimize the UI for VR early on in development.- Risk 2: Users may find it difficult to manage tasks via the wrist-mounted interface.
Mitigation: Conduct usability testing and refine the interface based on feedback.
Epic 9: Preproduction Requirements
Overview:
This epic covers all preproduction work necessary for the project. Preproduction involves refining lesson scripts, designing the UI, optimizing 3D models, and ensuring animations are ready for production. Preproduction is critical to ensuring the smooth progression of development in later stages. Key objectives include:
- Refine lesson scripts for accuracy and consistency, ensuring the material matches project goals.
- Finalize UI design for the wrist-mounted interface and lesson navigation systems.
- Optimize 3D models and animations for VR use, ensuring they meet performance standards.
- Estimated Hours: 40 hours
- Dependencies: Preproduction does not rely on other epics but lays the groundwork for the entire project.
Acceptance Criteria
- Lesson scripts are finalized and consistent with training goals.
- UI design and 3D models are optimized for VR usage.
Risks and Mitigation
- Risk 1: Incomplete or unclear lesson scripts may lead to scope changes later in the project.
Mitigation: Engage subject matter experts to review and finalize lesson scripts early.- Risk 2: 3D models or animations may fail to meet performance standards in a VR environment.
Mitigation: Optimize models for VR and conduct early performance testing.
Epic 10: Testing Environment
Overview:
This epic focuses on establishing a controlled testing environment to verify the performance of individual interaction systems before they are fully integrated into the main project. The testing environment will allow isolated testing of hand tracking, tool interactions, and the instructional guidance system to ensure that all features work as intended. Key objectives include:
- Set up a controlled testing environment where each system can be tested in isolation.
- Test hand tracking, tool interactions, and the instructional guidance system individually.
- Ensure early identification and resolution of issues before full integration into the project.
- Estimated Hours: 30 hours
- Dependencies: Requires early versions of all core systems (e.g., hand tracking, tool interactions) to be available for testing.
Acceptance Criteria
- The testing environment is fully set up and allows for isolated testing of all major systems.
- Issues identified in the testing environment are documented and resolved before full integration.
Risks and Mitigation
- Risk 1: Incomplete or unstable systems may delay testing efforts.
Mitigation: Prioritize stable builds for the testing environment and focus on core interactions first.- Risk 2: Unforeseen issues during isolated testing may require significant rework.
Mitigation: Document issues early and allocate time for fixing bugs and re-testing.
Epic 11: Troubleshooting on Demand
Overview:
This epic covers the development of an optional troubleshooting system that provides on-demand guidance to users if they encounter problems during training tasks. The system will detect errors and prompt users with step-by-step corrective instructions via the wrist-mounted UI. Key objectives include:
- Develop a real-time troubleshooting system that detects user errors during tasks.
- Integrate troubleshooting prompts with the wrist-mounted UI for immediate corrective guidance.
- Ensure the system is non-intrusive and offers assistance only when requested or needed.
- Estimated Hours: 60 hours
- Dependencies: Requires the Instructional Guidance System and Wrist-Mounted UI to be operational.
Acceptance Criteria
- Troubleshooting system detects errors and provides guidance via the wrist-mounted UI.
- Users can request troubleshooting help without breaking immersion.
Risks and Mitigation
- Risk 1: Troubleshooting prompts may disrupt user experience if too frequent or intrusive.
Mitigation: Ensure the troubleshooting system is non-intrusive and only offers assistance when requested or critical.- Risk 2: Delays in detecting errors or providing timely guidance.
Mitigation: Test the system in real-time scenarios to ensure quick error detection and prompt assistance.
Epic 12: 3D Asset and Animation Production
Overview:
This epic involves the creation and optimization of all 3D assets and animations needed for the VR training simulation. These assets will include tools, matchboxes, and the training environment. All assets will be optimized for real-time performance in VR, and animations will support the guidance system to ensure smooth interactions. Key objectives include:
- Create all required 3D models (tools, components, environment) for the VR training simulation.
- Optimize models for performance in VR.
- Develop animations for key interactions and guidance systems.
- Estimated Hours: 180 hours
- Dependencies: Requires preproduction work, including finalized designs for tools and components.
Acceptance Criteria
- All 3D models and animations are optimized for VR and ready for integration.
- Animations support the guidance system and provide smooth interactions for users.
Risks and Mitigation
- Risk 1: 3D models may fail to meet performance requirements in the VR environment.
Mitigation: Perform frequent performance testing during the development phase.- Risk 2: Animation quality may impact user experience if not smooth or aligned with interactions.
Mitigation: Collaborate closely with the guidance system team to ensure animations align with user interactions.
Epic 13: Audio & Feedback Systems
Overview:
This epic covers the design and implementation of the audio and feedback systems for the VR training simulation. Audio cues will enhance immersion and provide real-time feedback during interactions, while sound effects will accompany tasks such as tool handling and disassembly. Text-to-speech will be integrated for instructional guidance. Key objectives include:
- Develop and integrate audio cues to accompany key interactions and tool use.
- Implement text-to-speech for instructional guidance.
- Ensure audio feedback provides clear, timely information to users during tasks.
- Estimated Hours: 20 hours
- Dependencies: Requires the Instructional Guidance System to be functional.
Acceptance Criteria
- Audio feedback provides clear and immersive sound for key interactions.
- Text-to-speech system functions in sync with the instructional guidance system.
Risks and Mitigation
- Risk 1: Audio cues may not align with user actions, causing delays in feedback.
Mitigation: Test audio systems in real-time scenarios to ensure feedback is immediate and aligned.- Risk 2: Text-to-speech may be unclear or not match the tone needed for tasks.
Mitigation: Test multiple voice options and adjust for clarity and appropriateness.
Epic 14: UI/UX Testing and Refinement
Overview:
This epic covers the usability testing and refinement of the user interface (UI) and overall user experience (UX) within the VR training simulation. The goal is to ensure that users can navigate the UI and complete tasks without confusion or difficulty. Based on feedback from testing, the UI will be refined for ease of use. Key objectives include:
- Conduct usability testing for all UI elements, including the wrist-mounted interface and lesson navigation system.
- Collect feedback from users on the overall user experience and task completion flow.
- Refine the UI and UX based on feedback to ensure a seamless experience.
- Estimated Hours: 40 hours
- Dependencies: Requires the Wrist-Mounted UI and Lesson Navigation systems to be functional.
Acceptance Criteria
- UI/UX testing is complete, and feedback is integrated into the design.
- Users can navigate the system seamlessly and without difficulty.
Risks and Mitigation
- Risk 1: Usability issues may be difficult to identify without extensive testing.
Mitigation: Conduct multiple rounds of testing with diverse user groups to capture a wide range of feedback.- Risk 2: Implementing UI refinements may delay development if major changes are needed.
Mitigation: Prioritize critical UI improvements and address other issues as post-launch updates if needed.
Epic 15: Backend & Data Storage
Overview:
This epic focuses on setting up backend infrastructure and data storage systems to handle user data, including training progress, performance metrics, and session data. These systems will securely store and retrieve data to ensure users’ training history is maintained and can be referenced as needed. Key objectives include:
- Set up a backend system for securely storing user data, including performance metrics and training progress.
- Implement a data retrieval system that allows users and administrators to access session history and performance reports.
- Ensure data security and compliance with relevant data protection standards.
- Estimated Hours: 50 hours
- Dependencies: Requires the Performance Tracking System to be operational.
Acceptance Criteria
- Backend system is fully operational, and user data is securely stored and retrievable.
- Data retrieval system allows users and administrators to access performance data as needed.
Risks and Mitigation
- Risk 1: Data security issues may arise, potentially leading to breaches or data loss.
Mitigation: Implement encryption and security protocols early in development to protect user data.- Risk 2: Data retrieval systems may not function correctly, leading to delays in accessing user data.
Mitigation: Test data retrieval functions extensively before launch to ensure seamless access to data.