Klayout 25d View [repack] Jun 2026

: The 2.5D view inherits colors and visibility from the main layout view. If you hide a layer in the 2D window, it disappears in the 2.5D window. Fill Styles

. This is particularly useful for verifying material stacks, such as MEMS devices or CMOS metal layers. 1. Prerequisites OpenGL Support klayout 25d view

The 2.5D view respects your 2D layout settings. If you change a layer's fill color or hide it in the main viewer, it will update in the 2.5D window. : The 2

: KLayout must be compiled with OpenGL support for the 2.5D viewer to work. Performance Limits This is particularly useful for verifying material stacks,

To "generate a piece" or see your design in this view, you typically need to follow these steps: 1. Enable the 2.5D Feature

: Go to Tools > 2.5d View > New 2.5d Script . This opens a new script template in the macro editor.

| Feature | KLayout (Free/OSS) | Commercial Tools (e.g., Calibre DRV, Virtuoso) | | :--- | :--- | :--- | | | Excellent (GPU accelerated) | Good (often requires high-end licenses) | | Physics Accuracy | Low (Geometric extrusion) | High (Often links to process files) | | Setup Cost | High (Manual .lyp setup needed) | Low (Often imports Tech LEF/ITF automatically) | | Cost | Free | High Licensing Fees |