- Klayout documentation. 0 (2024-04-08 030ee37f6) [master] KLayout Documentation (Qt 5): Main Index » Various Topics » Transformations in KLayout. 0 (2024-04-17 ede328d3c) [master] KLayout Documentation (Qt 4): Main Index » KLayout User Manual » KLayout Basics » Loading A File. This is the manual chapter covering the editing features of KLayout. The macro is configured to be shown in the menu by checking the "Show in menu" check box. In the "File" menu, choose "Open" to close the current view and open a new layout instead of the currently loaded one Mar 31, 2024 · This is where KLayout saves user-specific files, for example the configuration file. 5 days ago · KLayout 0. API reference - Class Cell. PCell Operations. ". Description: A generic framework for extracting netlists from layouts. Moving Shapes To A Different Layer. 28. Instance arrays are handy to produce large regular arrangements of cells. Flatten - makes a layout flat and removes all child cells. 0 (2024-03-20 b4d90ef94) [master] KLayout Documentation (Qt 5): Main Index » KLayout User Manual » KLayout Basics » Managing The Panels And Loaded Layouts. Use the symbol table to specify derived layers and to assign names to layer/datatype combinations. In the "File" menu, choose "Open" to close the current view and open a new layout instead of the currently loaded one KLayout Documentation (Qt 5): Main Index » Various Topics » About Packages. In GitHub create a new repository. Select the zoom area with the right mouse button in the layout canvas. 0 (2024-04-08 030ee37f6) [master] KLayout Documentation (Qt 5): Main Index » KLayout User Manual » Editing Functions » Advanced Editing Operations » Layer Boolean Operations Apr 8, 2024 · KLayout 0. The selected shapes can be moved to a different layer as a whole. To use RBA scripts, KLayout must be compiled with the Ruby interpreter. Or use an explicit URL to any other documentation place you control. Glyphs - creating text with TextGenerator. . 5d view is only available, if KLayout was compiled with OpenGL support. Mar 31, 2024 · KLayout 0. Beside the cell list, a library view is provided as a support view for the layout panel. The DRC KLayout Documentation (Qt 5): Main Index » KLayout User Manual » Advanced Topics » Import Other Layout Files. Select "Text" mode from the toolbar. 0 (2024-04-08 030ee37f6) [master] KLayout Documentation (Qt 5): Main Index » KLayout User Manual » Editing Functions » Basic Editing Operations » Moving Shapes To A Different Layer. 0 (2024-04-18 16ef23864) [master] KLayout Documentation (Qt 5): Main Index » KLayout User Manual » Editing Functions » Advanced Editing Operations » Resolving Arrays. Schematic (LVS) » LVS Introduction LVS Introduction 6 days ago · This is a sample how to create a layout in a layout view with one cell ("TOP"), one layer (layer 10, datatype 0) and one shape (a 1x2 micron box). The DRC Apr 8, 2024 · KLayout 0. In fact, LVS is an add-on to DRC scripts. 0 (2024-04-18 16ef23864) [master] KLayout Documentation (Qt 5): Main Index » KLayout User Manual » Editing Functions » Advanced Editing Operations » PCell Operations. 0 (2024-04-18 16ef23864) [master] KLayout Documentation (Qt 4): Main Index » KLayout User Manual » Design Rule Check (DRC) Design Rule Check (DRC) The DRC feature of KLayout is described here. 0 (2024-04-18 16ef23864) [master] KLayout Documentation (Qt 4): Main Index » KLayout User Manual » Advanced Topics » Import Gerber PCB Files Import Gerber PCB Files KLayout layout viewer and editor project page. 0 (2024-04-08 030ee37f6) [master] KLayout Documentation (Qt 5): Main Index » KLayout User Manual » Advanced Topics Advanced Topics. Beside a ruby and Python programming API, KLayout provides support for simple expressions in some places. Sub-classes: BuildNetHierarchyMode KLayout layout viewer and editor project page. 0 (2024-04-18 16ef23864) [master] KLayout Documentation (Qt 5): Main Index » KLayout User Manual » KLayout Basics » The Library View The Library View. 5 days ago · Pain ruby scripts can be imported into the repository as KLayout macro files. KLayout Documentation (Qt 5): Main Index » Programming scripts » Using Python. The 2. For transforming floating-point coordinates, the DTrans object is provided. All instances of a cell can be browsed by selecting the cell in the cell list (not making it the new top), and choosing "Browse instances" from the "Tools" menu. This copy can be shifted, rotated or mirrored. This specification can be enhanced by a layout index. The manual is organised in major topics: KLayout Basics KLayout Documentation (Qt 4): Main Index » KLayout User Manual » KLayout Basics » Loading A File Loading A File In the "File" menu, choose "Open" to close the current view and open a new layout instead of the currently loaded one "Open in Same Panel" to open a new layout in addition to the currently loaded one 5 days ago · This documentation tries to cover the solutions KLayout offers to implement LVS as well as the constraints imposed by this process. Introduction. 0 (2024-04-18 16ef23864) [master] KLayout Documentation (Qt 5): Main Index » KLayout User Manual » Design Rule Check (DRC) Design Rule Check (DRC) The DRC feature of KLayout is described here. LVS Netlist Tweaks. This section covers the basic working principles of editor mode. Public constructors; Public methods 5 days ago · KLayout Documentation. 0 (2024-04-08 030ee37f6) [master] KLayout Documentation (Qt 4): Main Index » KLayout User Manual » Design Rule Check (DRC) » Design Rule Checks (DRC) Basics. Welcome to KLayout's user manual. Creating A Polygon. Cells can be “placed” in other cells by creating “instances”. Starting with version 0. KLayout offers several ways to combine the shapes drawn with shapes that are already there. The editor features are available only if KLayout is started in editor mode. rbm" files will automatically be set to "auto-run". 0 (2024-04-18 16ef23864) [master] KLayout Documentation (Qt 5): Main Index » Various Topics » DRC Reference » DRC Reference: Layer Object DRC Reference: Layer Object The CellView ( CellView) identifies the cell drawn and the context the cell is drawn in. Although Python is supported well in KLayout’s API, the primary scripting language Apr 8, 2024 · KLayout 0. Select the branch where you want to import the files in the repository browser, click on the "Import" button and select the file to import. Schematic (LVS) LVS is a verification step which checks whether a layout matches the circuit from the schematic. The main window is divided into three parts: the left area is the hierarchy browser and navigator, the center part of the canvas and the right part is the layer list with the layer toolbox. Using Python. "5/0") or the layer name, if an OASIS layer name is present. Example: for package mypackage and GitHub repository myself/mypackage use these commands in the shell: cd ~/. You can supply various options to configure the build: -qmake <qmake command> specifies the qmake command. 0 (2024-03-31 ed486a687) [master] KLayout Documentation (Qt 5): Main Index » Various Topics » Symbolic Connectivity Layers Symbolic Connectivity Layers. About Packages "Salt" is KLayout's package manager which allows selecting and installing packages from a global repository. Editing Functions. Schematic (LVS) » LVS Netlist Tweaks. Select "Instance" mode from the toolbar. Basic scripts; Installing and running scripts; Using KLayout as a standalone DRC engine; KLayout supports design rule checks beginning with 6 days ago · KLayout 0. Jul 29, 2017 · as the documentation URL to refer to GitHub's main page as the documentation. PCells can be created from shapes if the PCell is derived from a "guiding shape". As the XOR tool, the Diff tool performs a comparison of two layouts. The Ruby binding is basically a way to access the native code classes of KLayout through a Ruby interface. When creating macros in the "Python" tab, they will use the Python Mar 31, 2024 · KLayout 0. 0 (2024-04-08 030ee37f6) [master] KLayout Documentation (Qt 5): Main Index » Class Index » API reference - Class PCellDeclarationHelper. Description: A cell. To rename a cell, select the cell in the hierarchy browser and choose "Rename Cell" from the context menu (right mouse button). In the following example, the active cell view is used: RBA::Application::instance. These objects are generic shapes and can represent boxes, polygons, paths or texts. KLayout is written in C++, hence the topic covered here is the interface between C++ and Ruby objects. 0 (2024-04-18 16ef23864) [master] KLayout Documentation (Qt 4): Main Index » KLayout User Manual » KLayout Basics » Organizing Layers Hierarchically. 0 (2024-04-18 16ef23864) [master] KLayout Documentation (Qt 4): Main Index » Various Topics » DRC Reference » DRC Reference: Global Functions. KLayout Documentation (Qt 5): Main Index » KLayout User Manual » Editing Functions » Basic Principles Of Editor Mode Basic Principles Of Editor Mode. cd klayout-*. To save a layout, choose "Save As" from the "File" menu. Loading And Saving The Layer Sets. In order to use the tool, you will need a script generating the material stack. 0 (2024-04-18 16ef23864) [master] KLayout Documentation (Qt 5): Main Index » KLayout User Manual » Editing Functions » Basic Principles Of Editor Mode. libgit2: libgit2-devel. Choose a layer from the layer panel in which to create a new polygon. current_view. Transformations in KLayout. Merging means that the hierarchy of the specified layout is inserted into the given layout. KLayout Documentation (Qt 5): Main Index » KLayout User Manual KLayout User Manual. lym" files with the interpreter set to "Python". Rename A Cell. Description: A net element for the NetTracer net tracing facility. KLayout's LVS is integrated into the Macro Development IDE the same way as DRC scripts. A typical application is to place instances of logic gates to form functional blocks. It features overlay capability for multiple layers, rulers, image overlays, many style options, switchable layer views, bookmarks, hierarchical context views, a search function, browsing Apr 8, 2024 · KLayout 0. Connect the salt package to the GIT repo. Python: python3 and python3-devel. Further View Options. The source specification "10/5@2" therefore refers to layer 5 days ago · KLayout 0. Cells are STRUCTs in GDS terminology. The visual layer properties can be saved to a file using the "Save Layer Properties" function from the "File" menu. To configure a macro for installation in the menu, open the macro in the macro development environment and open the macro properties dialog. /build. klayout/salt 5 days ago · KLayout 0. Choosing A Layer Color. The editor options dialog will open that additionally prompts for the text string. main_window = RBA::Application::instance. It can read GDS2, OASIS, DXF, CIF, Gerber, LEF/DEF and other formats. 5 days ago · The Ruby Language Binding. Normally, this method is called implicitly when the application is started. Packages (the "grains") may cover a variety of features: Ruby or Python macros; DRC runsets; Technologies 5 days ago · The 8 possible rotation/mirror variants can be coded in a single rotation/mirror code which is used frequently throughout KLayout (see Transformations in KLayout). 5 days ago · KLayout knows four layer types: polygon, edge, edge pair and text layers. 0 (2024-04-18 16ef23864) [master] KLayout Documentation (Qt 5): Main Index » KLayout User Manual » Editing Functions » Basic Editing Operations » Rename A Cell. . The "Basics" section describes the basic concepts and the "Runsets" section the DRC language. tar. This interoperability includes several packages: SiEPIC-Tools: a package for integrated photonics layout, design, and verification. 0 (2024-04-08 030ee37f6) [master] KLayout Documentation (Qt 5): Main Index » KLayout User Manual » Editing Functions » Advanced Editing Operations » Flatten Cells. Cells for the basic building blocks of layouts. 5 days ago · Currently, the performance is limited, a rough number for a practical limit is around 100k polygons. 0 (2024-04-18 16ef23864) [master] KLayout Documentation (Qt 5): Main Index » Class Index » API reference - Class TextToPolygonOperator. 0 (2024-03-20 b4d90ef94) [master] KLayout Documentation (Qt 5): Main Index » Class Index » API reference - Class PCellDeclaration API reference - Class PCellDeclaration Mar 31, 2024 · KLayout 0. 0 (2024-04-18 16ef23864) [master] KLayout Documentation (Qt 4): Main Index » KLayout User Manual » KLayout Basics » Further View Options. This section describes some more advanced features of KLayout: Apr 8, 2024 · KLayout 0. Apr 8, 2024 · This is where KLayout saves user-specific files, for example the configuration file. 0 (2024-04-08 030ee37f6) [master] KLayout Documentation (Qt 5): Main Index » KLayout User Manual » KLayout Basics » Saving And Restoring A Session. API reference - Class NetElement. sh. DRC Reference: Global Functions "angle" - In universal DRC context: selects edges based on their orientation "antenna_check" - Performs an antenna check 5 days ago · KLayout 0. gz. 0 (2024-04-18 16ef23864) [master] KLayout Documentation (Qt 5): Main Index » Various Topics Various Topics. Public constructors; Public methods . DRC Reference: Global Functions "angle" - In universal DRC context: selects edges based on their orientation "antenna_check" - Performs an antenna check 5 days ago · The most simple form of a source specification is "layer/datatype" (i. Module: db. In the documents here you will find many references into this documentation. Writing Macros in Python; Python PCells; Python Implementation Notes; KLayout does not come with one integrated interpreter. Instances are used to generate bigger cells from smaller components. KLayout supports a subset of affine transformations with the following contributions: Rotation and/or mirroring: rotation by a given angle or mirroring at a given axis. API reference - Class TextToPolygonOperator. This means that the cell contains only shapes, but no instances of child cells. Resolving Arrays. Class Index. The "View" menu offers some more options to tune the display: Show Grid: This is a fast access method for the respective configuration option. 0 (2024-03-31 ed486a687) [master] KLayout Documentation (Qt 5): Main Index » KLayout User Manual » Editing Functions » Basic Principles Of Editor Mode » Background combination modes. Description: A generic text-to-polygon operator. KLayout Documentation (Qt 5): Main Index » KLayout User Manual » KLayout Basics » The Main Window The Main Window. Mar 2, 2024 · KLayout 0. 29. KLayout Documentation (Qt 5): Main Index » Programming scripts Programming scripts. py" files or ". A "flat" cell is a cell without hierarchy. A CellView can be created as a object but usually it is obtained from a LayoutView object. A name is required to be entered for the bookmark. In some applications, i. Public constructors; Public methods; Deprecated methods (protected, public, static, non-static and constructors) KLayout interoperability is a layout driven simulation flow initiated by Professor Lukas Chrostowski from the University of British Columbia under the SiEPIC project. The editor options dialog will open that additionally prompts for some instance parameters. Klayout can be configured to use editing 5 days ago · KLayout Documentation (Qt 5): Main Index » KLayout User Manual » KLayout Basics » Choosing A Layer Color. Bookmarking Views. 0 (2024-04-08 030ee37f6) [master] KLayout Documentation (Qt 5): Main Index » KLayout User Manual » KLayout Basics » The Layer List (Layer Views) The Layer List (Layer Views) An important concept in KLayout are the layer views. Eggs - demonstrates how to use RecursiveShapeIterator for region queries and has a Apr 8, 2024 · KLayout 0. 0 (2024-04-17 ede328d3c) [master] KLayout Documentation (Qt 4): Main Index » Various Topics » About LEF/DEF Import About LEF/DEF Import. 5 days ago · Depending on the type of PCell, KLayout will either execute Python or Ruby code. So it is possible to write one script in Ruby and another one in Python. PCell Instances - creating PCell instances. 0 (2024-04-08 030ee37f6) [master] KLayout Documentation (Qt 4): Main Index » Class Index » API reference - Class Cell. 0 (2024-04-18 16ef23864) [master] KLayout Documentation (Qt 5): Main Index » KLayout User Manual » Editing Functions » Advanced Editing Operations » Corner Rounding. Per-Module documentation: Core Module db; Core Module lay; Core Module rdb; Core Module tl; Qt Module QtCore; Qt Module QtDesigner; Qt Module QtGui; Qt Module QtNetwork; Qt Module QtSql; Qt Module QtXml; Find Qt class Apr 8, 2024 · KLayout 0. Flatten Cells. Is there anywhere in the documentation that specifies python syntax? For example, is. It also provides a number of custom scripts for design exploration and optimization. To create Python macros, a new tab is available in the Macro Development IDE. Zooming Into The Layout. OpenLane is an automated RTL to GDSII flow based on several components including OpenROAD, Yosys, Magic, Netgen, CVC, SPEF-Extractor, KLayout and a number of custom scripts for design exploration and optimization. The first layout loaded in the panel is referred to which "@1" or by omitting this specification. Choose "Bookmark This View" from the "Bookmarks" menu. Select "Polygon" mode from the toolbar. For the reference documentation see Cell Class Reference. 23, KLayout offers "invalid" layers: invalid layers can be visible, but don't participate in selection and snapping. KLayout displays the layers of a layout by default in a list on the right side of the main window. All DRC functions are available within LVS scripts. power devices, it is desirable to have round corners instead of sharp corners to limit the electrical field. Polygon layers are created from original layers using input or polygons. Packages make KLayout more tasty. Python macros are loaded into KLayout using either ". This category covers various special topics and provides additional information for certain features in KLayout. 6 days ago · Currently, the performance is limited, a rough number for a practical limit is around 100k polygons. A cell which is placed inside another cell becomes a “child cell” of Mar 31, 2024 · KLayout 0. On Windows, there are start menu entries for editor and viewer mode. KLayout supports import of LEF and DEF files. Application#execute: runs the application. 0 (2024-03-23 97a33f8d6) [master] KLayout Documentation (Qt 5): Main Index » KLayout User Manual » KLayout Basics » Bookmarking Views. KLayout Documentation (Qt 5): Main Index » KLayout User Manual » Design Rule Check (DRC) Design Rule Check (DRC) The DRC feature of KLayout is described here. The original documentation of the Shape class is found here: Shape class reference. Such a script is a variant of a DRC script (see Design Rule Check (DRC)). 0 (2024-04-08 030ee37f6) [master] KLayout Documentation (Qt 4): Main Index » KLayout User Manual » Layout vs. KLayout 0. Polygon and edge layers are the basic layer types for geometrical operations. 15 (2024-02-05 6a27a046b) [master] KLayout Documentation (Qt 5): Main Index » KLayout User Manual » KLayout Basics » Valid And Invalid Layers. Notation used in Ruby API documentation. there somewhere that shows what information I input into the SimplePolygon constructor that would give me the output I want? It is not clear. Choose "Close" in the "File" menu to remove a layout of a panel and close the panel unless there are still layouts loaded. Mar 20, 2024 · KLayout 0. Views (window, cell) can be bookmarked for later retrieval. Merge Layouts - demonstrates how to merge layouts with copy_tree. It is possible to use KLayout as a Ruby interpreter by supplying a Ruby script on the command line with the "-r" option. 0 (2024-04-18 16ef23864) [master] KLayout Documentation (Qt 4): Main Index » KLayout User Manual » Editing Functions » Basic Editing Operations » Creating A Text Object. Instances “place” another cell inside a cell. The first thing to do is to give the script a proper name. KLayout’s reference documentation ( KLayout Class Index) is the auto-generated API documentation and lists all classes and methods available. This is KLayout's main user manual. Mar 23, 2024 · KLayout 0. 0 (2024-04-17 ede328d3c) [master] KLayout Documentation (Qt 5): Main Index » KLayout User Manual » Advanced Topics » The Diff Tool The Diff Tool. 0 (2024-04-18 16ef23864) [master] KLayout Documentation (Qt 5): Main Index » KLayout User Manual » KLayout Basics » Loading A File. Saving A Layout Or Parts Of It. 0 (2024-04-08 030ee37f6) [master] KLayout Documentation (Qt 4): Main Index » Class Index » API reference - Class NetElement. 0 (2024-04-08 030ee37f6) [master] KLayout Documentation (Qt 4): Main Index » KLayout User Manual » Editing Functions » Basic Editing Operations » Creating A Polygon. This function can merge other layouts into the layout loaded. if I need to input a list of 5 days ago · KLayout 0. Unchecking this menu entry Feb 5, 2024 · KLayout 0. Design Rule Checks (DRC) Basics. 6 days ago · KLayout 0. Schematic (LVS) Layout vs. 6 The OpenLane Documentation ¶. Creating A Cell Instance. active_cellview. 0 (2024-04-18 16ef23864) [master] KLayout Documentation (Qt 4): Main Index » Class Index. Each time that menu entry is selected, the macro will be executed. The cursor is already on the name - just enter a new name and press "Enter". 0 (2024-04-08 030ee37f6) [master] KLayout Documentation (Qt 5): Main Index » Class Index » API reference - Class LayerMapping. e. 0 (2024-04-18 16ef23864) [master] KLayout Documentation (Qt 4): Main Index » Various Topics » DRC Reference » DRC Reference: Layer Object DRC Reference: Layer Object How to Read the Reference Documentation. 0 (2024-04-18 16ef23864) [master] KLayout Documentation (Qt 5): Main Index » Various Topics » DRC Reference » DRC Reference: Global Functions. 0 (2024-04-08 030ee37f6) [master] KLayout Documentation (Qt 4): Main Index » KLayout User Manual » KLayout Basics » Loading And Saving The Layer Sets. Instances are basically references to other cells. Left-click at the first vertex of Mar 23, 2024 · KLayout 0. 0 (2024-04-18 16ef23864) [master] KLayout Documentation (Qt 4): Main Index » KLayout User Manual » Layout vs. The next step is to give the DRC script some description. Corner Rounding. Top level pin generation; Device combination; Circuit flattening (elimination) Automatic circuit flattening (netlist alignment) Black boxing (circuit abstraction) 5 days ago · KLayout 0. Press the button, drag the box to the desired position and release the button. Import Other Layout Files. Select the layer or the layers for which to change the color and open the color chooser panel in the layer panel to the right. 6 days ago · KLayout allows installing macros as menu entries. In some applications, the layer list will grow very large and keeping track of the important layers may be hard. Klayout DRC - Flat File Documentation Design Rule Checks (DRC) Basics. API reference - Class LayoutToNetlist. Instead Python and Ruby can both be used together. 0 (2024-04-08 030ee37f6) [master] KLayout Documentation (Qt 5): Main Index » KLayout User Manual » Editing Functions » Advanced Editing Operations » Layout Transformations Cells. Creating A Text Object. The basic difference is that the displacement uses floating-point coordinates (by employing a DVector object). 17 (2024-02-21 2e4c66ab9) [master] KLayout Documentation (Qt 4): Main Index » Class Index » API reference - Class LayoutToNetlist. Apr 8, 2024 · KLayout 0. 0 (2024-04-17 ede328d3c) [master] KLayout Documentation (Qt 5): Main Index » KLayout User Manual » Editing Functions » Basic Editing Operations » Creating A Cell Instance. main_window. Loading A File. If the color chooser is not visible, select the small check box in the "Color" header bar. Managing The Panels And Loaded Layouts. This sample also shows how to set up the layout view properly: # create a new view (mode 1) with an empty layout. A layout or a subcell of it can be saved to either GDS2 or OASIS. When looking at a layout, an instance appears as a copy of the instantiated cell. 17 (2024-03-02 ef53700ba) [master] KLayout Documentation (Qt 5): Main Index » KLayout User Manual » KLayout Basics » Zooming Into The Layout. 0 (2024-04-18 16ef23864) [master] KLayout Documentation (Qt 5): Main Index » KLayout User Manual » KLayout Basics » The Main Window The Main Window. The manual is organised in major topics: Apr 8, 2024 · KLayout will open the Macro development IDE and create a new script. 0 (2024-04-08 030ee37f6) [master] KLayout Documentation (Qt 5): Main Index » KLayout User Manual » Editing Functions. Ansys Lumerical: a dependent-package of SiEPIC Feb 21, 2024 · KLayout 0. 0 (2024-04-18 16ef23864) [master] KLayout Documentation (Qt 4): Main Index » KLayout User Manual KLayout User Manual. 0 (2024-03-30 2e5d395a5) [master] KLayout Documentation (Qt 4): Main Index » Programming scripts » Introduction. This article covers the basics of the Ruby binding provided by KLayout. Telling Used From Unused Layers. KLayout Documentation (Qt 5): Main Index » KLayout User Manual » KLayout Basics » Saving A Layout Or Parts Of It. 0 (2024-04-18 16ef23864) [master] KLayout Documentation (Qt 5): Main Index » Various Topics » About Expressions About Expressions. Apr 8, 2024 · KLayout can be put into editing mode by simply supplying the "-e" option on the command line: klayout -e [<input file>] [ -l <layer properties file>] Accordingly, with the command line option "-ne", non-editable mode can be enforced. "input" will also turn texts into small polygons with a size of 2x2 DBU while "polygons" will skip texts. You can ask the Shape for the kind of shape it is and convert to the plain geometrical object: Jan 24, 2020 · I think it's a common question: I am interested in python scripting using your software. 0 (2024-04-08 030ee37f6) [master] KLayout Documentation (Qt 5): Main Index » KLayout User Manual » KLayout Basics » Telling Used From Unused Layers. Mar 30, 2024 · KLayout 0. To save just a cell, select the cell in the cell KLayout 0. Background combination modes. Start KLayout in viewer mode for an accurate and fast viewer for big mask layout files. 0 (2024-03-31 ed486a687) [master] KLayout Documentation (Qt 5): Main Index » KLayout User Manual » KLayout Basics » Browsing Instances Browsing Instances. To build KLayout, unpack the source tar archive and run the build script: tar hzxvf klayout-*. This chapter is about programming extensions for KLayout using the integrated Ruby API (RBA) or Python API (pya). Clip - clipping a rectangular part from a layout. When you retrieve shapes from a Shapes container, you will receive Shape objects. Valid And Invalid Layers. This category is about programming KLayout using the integrated Ruby or Python scripting language. ys xz sj wn lw sa iq lr gd yo