October 2025 monthly summary focused on delivering dynamic tile-based visibility capabilities for the PLATEAU SDK for Unity, with a strong emphasis on business value and scalable architecture. The core feature enables ON/OFF control of city objects on tiles within dynamic tile environments, accompanied by a refactor of tile management and filtering logic to support dynamic tiles and UI enhancements for selecting adjustment targets. This work reduces scene-setup time, improves gameplay customization, and lays the groundwork for future dynamic tile workflows.

Performance-review-ready monthly summary for 2025-09. Focused on delivering a user-facing feature in the Unity SDK and stabilizing cross-platform builds to improve developer productivity and runtime reliability. Business value centers on saving editor time for model filtering and reducing platform-specific compatibility issues in updated runtimes.

Aug 2025 monthly summary for Synesthesias/PLATEAU-SDK-for-Unity: Key feature delivery, bug fixes, and technical impact.

June 2025 monthly summary for Synesthesias/PLATEAU-SDK-for-Unity. Delivered end-to-end dynamic city tile streaming and multi-resolution asset support to enable scalable city-scale scenes in Unity. The work improves performance, memory usage, and visual fidelity in large urban environments, with robust error handling and a streamlined asset pipeline.

Monthly work summary for 2025-05 focusing on delivering a reliable asset export workflow for Synesthesias/PLATEAU-SDK-for-Unity. Implemented a critical FBX export coordinate system accuracy fix by updating libraries and applying coordinate offsets to vertices. This change ensures exported models align correctly with Unity scenes, reducing downstream rework and asset-handling issues in production pipelines.

March 2025 summary: Focused feature delivery, code maintenance, and publish-readiness improvements across PLATEAU SDK repos. Implemented a runtime control for Right-of-Ways with a build-time flag, consolidated into two commits to enable/disable RightOfWays during cognition. Performed targeted code cleanup to remove an unused using directive in PlateauSandboxTrafficManagerConstants.cs. Updated road markings visuals and Asset Store readiness by replacing JPG textures with PNG equivalents, updating metadata, and adding new road-mark arrow prefab assets. These changes enhance runtime safety and configurability, asset quality, and publish reliability, supported by cross-repo coordination for maintainability.

January 2025: Delivered end-to-end stability, realism, and documentation improvements across the PLATEAU Unity toolchains. Key outcomes include enabling automatic RightOfWays generation via a constants toggle, stabilizing vehicle tilting, and hardening road network serialization, while also addressing macOS build reliability and enhancing documentation readability. These changes reduce runtime errors, improve simulation fidelity, and accelerate developer workflows across both SDKs.

December 2024 highlights for Synesthesias/PLATEAU-SDK-Toolkits-for-Unity: Implemented signal processing and red-light stop duration handling; delivered cross-pipeline ready signal assets with URP/HDRP integration; improved asset loading and position retrieval; stabilized asset lifecycle with removal/null handling and UI fixes; and completed documentation, refactoring, and license/readme updates to boost maintainability and onboarding. This work enhances reliability of traffic signal simulation across Unity pipelines, accelerates integration for URP/HDRP deployments, and reduces runtime issues during asset switching and builds.

November 2024 highlights for Synesthesias/PLATEAU-SDK-Toolkits-for-Unity. The month delivered foundational architecture, targeted performance improvements, and maintainability improvements across the Unity toolkit, enabling faster iteration cycles and more reliable simulations. Key groundwork included a Job System introduction for parallel task execution, targeted performance tuning, and refactoring of common utilities with a centralized constants module. Simulation fidelity and runtime stability were significantly improved through comprehensive bug fixes and feature refinements across vehicles, lanes, and rendering, while the team advanced debugging capabilities and experimentation readiness. Key features delivered: - Job System Introduction: groundwork for multithreading architecture in the toolkit. - Performance: Speed Tuning and Distance Calculation Change to improve execution speed and accuracy. - Common Utilities Refactor: generalization and consolidation of utilities across modules. - Initial and configuration setups: Initial Configuration Setup and Ensure Unique GameObject Names to stabilize testing and reduce conflicts. - AWSim Prototype Setup: provisional AWSim environment for experimentation. - RandomTraffic, Car Movement, Steering: new or improved vehicle dynamics and traffic scenarios. - UI changes and error dialogs: improved feedback and usability during testing. - Road network integration and lane logic enhancements: improved lane restrictions and road data handling. - Data cleanup and pre-generation preparation: ensure clean state before generation. - Code quality improvements: code commenting/cleanup and logging enhancements. Major bugs fixed: - Lane Bug Fix: corrected lane-related behavior and rendering issues. - Spawn/Respawn stability: fixed spawning logic and reliable respawn behavior. - Ego vehicle removal: cleaned up scene and references. - Curve turning bug fix and movement diagonal bug fix: improved steering and debug information accuracy. - Rendering and collision filtering: bus rendering adjustments and ground-only vehicle interactions. - Data/data cleanup: removal of unnecessary data/files and pre-generation cleanups. Overall impact and accomplishments: - Increased runtime stability, determinism, and fidelity of the simulation, enabling more reliable iteration and testing. - Faster development cycles through improved debugging tooling, logging, and UI feedback; easier tuning via centralized constants. - Built a foundation for scalable physics and vehicle simulations with Job System groundwork and improved architecture; ready for deeper AWSim experimentation. Technologies/skills demonstrated: - Unity Job System and multithreading concepts. - Performance optimization (speed tuning, distance calculations). - Code refactoring, utilities consolidation, and centralized configuration. - Debug tooling, logging improvements, and UI/UX enhancements for testability. - Simulation reliability: spawn/respawn, lane handling, and collision/geometry fixes.

October 2024: Delivered a focused enhancement to the Unity-based PLATEAU Toolkit, centering on traffic simulation with improved intersection handling and visualization. Implemented a unified update to vehicle placement, interaction, and movement realism, paired with enhanced debugging and visualization for planning and monitoring scenarios. Changes were tracked in Synesthesias/PLATEAU-SDK-Toolkits-for-Unity. Key commits include 77fd94379f63195167281067cb8e7b2b25899117 (Debug情報追加) and 597037a6b09dd2ba8b30b54efa2b0df3782537a0 (交差点まわり). This work supports faster scenario evaluation, more reliable traffic models, and improved stakeholder transparency through clearer visuals and instrumentation.