Klayout 25d View 'link' Official

Visualizing the Stack: Mastering KLayout’s 2.5D View For years, GDSII designers have lived in a flat world of nested rectangles. While standard 2D views are the bread and butter of physical design, understanding the complex vertical relationships of a modern process stack—like metal congestion or via placement—often requires a bit of mental gymnastics. , a powerful visualization feature in

• If a via is missing its top metal, it looks like a skinny column with nothing on top.
• If a via is shorting to a third layer, you see a colored block touching the wrong pillar.

Performance: Because it is not a full 3D mesh, the 2.5D view is very fast, allowing you to rotate and zoom into complex layouts in real-time. klayout 25d view

, this feature is a significant part of the KLayout open-source project, which is frequently cited in research involving layout verification and Electronic Design Automation (EDA). Key Technical Documentation and References Visualizing the Stack: Mastering KLayout’s 2

Thus, the 2.5D view complements—not replaces—traditional DRC, LVS, and parasitic extraction workflows. If a via is missing its top metal,

: The 2.5D view automatically extrudes the 2D shapes based on layer definitions. Net Tracing Integration

# Start Layer 1 at 100nm elevation with 200nm height z(input(1, 0), zstart: 0.1.um, height: 200.nm) # Add Layer 2 for the next 300nm z(input(2, 0), height: 300.nm) Use code with caution. 2. Navigation Controls