Cathedral is a documented AutoLISP math library for AutoCAD, providing essential matrix and vector operations for custom routines. This technical resource provides a structured collection of AutoLISP functions specifically engineered for matrix and vector mathematics within the AutoCAD environment. It includes fundamental tools for handling complex geometric transformations, null-matrix checks, and various linear algebra calculations required by advanced CAD automation. The library is designed for modularity, allowing developers to call these pre-written subroutines to streamline the development of custom scripts. By centralizing these mathematical operations, it ensures consistency across different AutoLISP projects, reducing repetitive coding tasks and improving the overall stability of complex geometric manipulation routines.

The download is a 20 KB file containing .LSP files.

To implement this library, load the LSP file into your AutoCAD environment using the APPLOAD command or by including it in your project's startup suite. Once loaded, the defined functions become available for use within your own AutoLISP scripts. Simply reference the specific matrix or vector operation functions by their defined names within your code to perform calculations. This approach maintains a clean, modular structure for your custom plugins, keeping your primary scripts focused on high-level logic.

This library is indispensable for CAD managers, BIM technicians, and developers writing bespoke automation scripts for architectural, engineering, and construction workflows. It is ideally suited for projects requiring complex geometric calculations, such as parametric design, automated layout generation, or custom coordinate system transformations. Professionals working on large-scale infrastructure or highly repetitive drafting tasks will find these utilities essential for building robust, custom-tailored design tools. Use it to enhance your internal toolsets for office automation, CAD standard compliance, and complex object manipulation tasks.