OSGeo/gdal
Jan 2026 – Jan 2026
1 Month active
Languages Used
C++JSONPythonXML
Technical Skills
C++ developmentGDALPython scriptingPython testingXML handlingdata processing
Patrik Sylve
PROFILE
Patrik Sylve
Over a three-month period, contributed to qgis/QGIS and OSGeo/gdal by delivering targeted improvements in geospatial data processing and rendering. Developed a feature to stabilize vector tile labeling in QGIS, refactoring the rendering pipeline in C++ to synchronize label registration and introducing a tile data cache for consistent map output. Addressed coordinate system accuracy by refining axis order detection and expanding test coverage for polar and NE projections, enhancing data integrity. In OSGeo/gdal, extended the ESRIC driver to support large rasters and safely handle oversized LODs, using C++, Python scripting, and XML handling to improve robustness for large geospatial datasets.
Overall Statistics
Feature vs Bugs
67%Features
Repository Contributions
5Total
Bugs
1
Commits
5
Features
2
Lines of code
850
Activity Months3
Your Network
218 peopleSame Organization
@t-kartor.com1
Work History
January 2026
3 Commits • 1 Features
Jan 1, 2026Concise monthly summary for 2026-01 focusing on OSGeo/gdal, ESRIC driver improvements for large rasters and oversized LOD handling.
3 Commits • 1 Features
Jan 1, 2026Concise monthly summary for 2026-01 focusing on OSGeo/gdal, ESRIC driver improvements for large rasters and oversized LOD handling.
January 2026
February 2025
1 Commits
Feb 1, 2025February 2025: Improved CRS axis order handling for NE and polar projections. Delivered a bug fix with refactored axis retrieval and expanded tests across EPSG polar/NE-ordered codes. No new features shipped this month; direct business value in improved map accuracy, reduced regression risk, and stronger data integrity in coordinate transformations for the QGIS project.
February 2025
1 Commits
Feb 1, 2025February 2025: Improved CRS axis order handling for NE and polar projections. Delivered a bug fix with refactored axis retrieval and expanded tests across EPSG polar/NE-ordered codes. No new features shipped this month; direct business value in improved map accuracy, reduced regression risk, and stronger data integrity in coordinate transformations for the QGIS project.
January 2025
1 Commits • 1 Features
Jan 1, 2025Month: 2025-01 — Delivered a feature to stabilize vector tile labeling in qgis/QGIS. Refactored the vector tile rendering pipeline to register label features only after all tiles are fetched and introduced mTileDataMap to cache decoded tile data for the label provider. This enhances labeling consistency across tiles and reduces jitter during tile fetch. No major bugs fixed this month. Overall impact: more reliable, deterministic rendering and a solid foundation for future performance improvements. Technologies/skills demonstrated: C++, Qt, data synchronization, cache design, and pipeline refactoring.
1 Commits • 1 Features
Jan 1, 2025Month: 2025-01 — Delivered a feature to stabilize vector tile labeling in qgis/QGIS. Refactored the vector tile rendering pipeline to register label features only after all tiles are fetched and introduced mTileDataMap to cache decoded tile data for the label provider. This enhances labeling consistency across tiles and reduces jitter during tile fetch. No major bugs fixed this month. Overall impact: more reliable, deterministic rendering and a solid foundation for future performance improvements. Technologies/skills demonstrated: C++, Qt, data synchronization, cache design, and pipeline refactoring.
January 2025
Activity
Loading activity data...
Quality Metrics
Correctness92.0%
Maintainability80.0%
Architecture80.0%
Performance80.0%
AI Usage20.0%
Skills & Technologies
Programming Languages
C++JSONPythonXML
Technical Skills
C++ DevelopmentC++ developmentCoordinate SystemsData ManagementGDALGeospatialMap Layer RenderingPython scriptingPython testingVector Tile RenderingXML handlingdata processinggeospatial data processingraster data processingtesting
Repositories Contributed To
Overview of all repositories you've contributed to across your timeline
qgis/QGIS
Jan 2025 – Feb 2025
2 Months active
Languages Used
C++
Technical Skills
Data ManagementMap Layer RenderingVector Tile RenderingC++ DevelopmentCoordinate SystemsGeospatial