OpenGL Extension Viewer

What's new in this version:

Surfer 26.1
Improved:
- 3D View: 3D Grid: Clipping Plane
- 3D View: 3D Grid: Image slices
- 3D View: 3D Grids: delete layers/models created from Add to 3D Grid
- 3D View: 3D PDF Export: export objects to Model Tree in groups and use layer/group name from 3D view
- 3D View: 3D PDF/VRML Export: export axis titles and grid lines
- 3D View: create context menu
- 3D View: Z axis: show labels by default
- Attributes: edit or delete attributes in Properties for non-layer objects
- Drillhole Manager: reload data source from new location
- Drillhole Manager: Save imported data as a single table data file, multi-sheet XLSX file, or an XYZC data file
- Print: Save As PDF option
- Stretch: Color scale: update Height/Width/Margin when drag selection handles to resize, and do not stretch text
- Stretch: Scale bar: update Height when drag selection handles to resize, and do not stretch text
- Stretch: Symbols: do not stretch text or text labels when map or object is stretched
- Stretch: Text: do not stretch symbols if resize map

Fixed:
- Coordinate Conversion: text objects really stretched and unreadable after changing Y
- Crash when adding intervals to drillholes
- Crash when creating an alpha shape
- Crash with adding more drillhole data and click 'Add All Fields'
- Drillhole layer: Drillhole paths load incorrectly initially in previous versions
- Exporting post map to an image file with high pixel count causes line of blank pixels
- Internal Error when exporting a vector (BLN, PDFv) file