-------------------------------------------------------------------- -------------------------------------------------------------------- SEMCAD Matterhorn V16.0.1 Release Notes -------------------------------------------------------------------- -------------------------------------------------------------------- Release Date: 25.07.2016 SEMCAD Matterhorn V16.0.1 is a major release based on SEMCAD Matterhorn V15.6. It contains various enhancements and bug fixes. This document summarizes the enhancements, known bugs, workarounds, and other important issues to be aware of in this release. -------------------------------------------------------------------- -------------------------------------------------------------------- TABLE OF CONTENTS -------------------------------------------------------------------- 1. Installation Requirements 2. Supported OS 3. New Solvers 4. Enhancements 4.1. Licensing & Installation 4.2. Modeling 4.3. Simulation 4.4. Analysis 4.5. ARES 4.6. Python 5. Bugs Fixed Since Last Release 6. Known Issues -------------------------------------------------------------------- -------------------------------------------------------------------- 1. Installation Requirements -------------------------------------------------------------------- - Administrator rights are required during the installation process. - NVIDIA graphics card, with support for OpenGL versions higher than v3.0 -------------------------------------------------------------------- 2. Supported OS -------------------------------------------------------------------- - Windows Server 2012 R2 - Windows 7 64 bit - Windows 8 64 bit - Windows 8.1 64 bit - Windows 10 64 bit SEMCAD Matterhorn V16.0.1 uses Acceleware's Invercargill library version 11.1.8. Please get the latest NVIDIA driver for your hardware from the Acceleware website: http://www.acceleware.com/fdtd-11.1.8 Please note that only NVIDIA GPUs with CUDA Compute Capability 1.3 or higher are supported by the SEMX CUDA solver (e.g., Tesla C10XX). The AXE solver supports only CUDA Compute Capability >= 2.0. -------------------------------------------------------------------- 3. New Solvers -------------------------------------------------------------------- - EM Low-Frequency Static Vector Potential Solver -------------------------------------------------------------------- 4. Enhancements -------------------------------------------------------------------- 4.1. Licensing & Installation - Improved license installation process - Automatic dongle installation for Windows 7/8/10 - Detection of potential issues with outdated drivers or unsupported graphics during installation 4.2. Modeling - Saving of large models is much faster if the model was not changed - New accurate transparency option improves rendering artifacts - Objects can be scaled during import - Splines can be edited - New tool to create wires from lines - Mesh doctor to assess quality parameters of a triangle-surface mesh and to repair 4.3. Simulation - New voxel engine for rectilinear grid based simulations is up to 10x faster - New voxel engine allows dielectrics with higher priority than PEC - New voxel viewer with up to 20x faster loading times - New voxel exporter - New voxel constraints allows to check for and repair enclosed background regions and unconnected lumped elements - Overlapping subgrids are supported - The material database received multiple updates and fixes. - New current density source for LF simulations - Waveguides are supported in single and multiport EM FDTD - New tool for the analysis of phased arrays 4.4. Analysis - The field polarization can be visualized in slice field viewers - Individual branches of the analysis tree can be deleted in a single step - Normalization in multiport simulations 4.5. ARES - ARES has new default ports (18700, 18701) 4.6. Python - Various improvements on the python API - Ability to create script from simulation settings in the GUI 4.7. Interface - Versioning was added to project files and is printed to console during loading and saving - Variables and expressions are supported throughout the user interface - Multiple Tree View containing Model, Simulation and Analysis tabs is accessible from all sub-environments - Keyboard shortcuts activated -------------------------------------------------------------------- 5. Selected Bugs Fixed Since Last Release -------------------------------------------------------------------- - Case 61954, 74278: Several performance bottlenecks in the UI affecting property views and and analysis context updating have been fixed - Case 69533: Fixed issue of clipping color bar when model clipped - Case 70107: Fixed issue of LF solver’s handling of floating in MPI run - Case 70738: Fixed issue of unknown simulation name when results imported - Case 76810: Fixed issue of corrupted voxels when simulation is cloned with discretization - Case 77936: Fixed issues while importing the SEMCAD V14 file - Case 78848: Fixed issue with number of CUDA Tokens requirements for K80 and similar cards - Case 80100: Results files could be deleted accidentally if a project file was copied to another folder and reopened - Case 80206: Fixed issue of missing components while viewing the voxels generated with previous versions - Case 80482: Fixed compatibility issues with older OpenGL libraries - Case 80498: Fixed issues with automatic assignment of material properties from the database for LF solvers - Case 80522: Fixed issue with boundary condition settings after cloning an electro-static simulation as Ohmic quasi-static - Case 80597: Fixed issue of material settings losing link to the material database after "Close As" - Various fixes in Poser - Various default units and settings have been corrected for different physics - Multiple causes for crashes have been addressed - Various fixes in 2D plots -------------------------------------------------------------------- 6. Known Issues -------------------------------------------------------------------- - Case 32807: Instability for some rare dispersive material configurations - Case 40481: Python memory usage occasionally still occupied after resetting analysis - Case 47035: Random problems in visualization of Dispersive Viewer - Case 54000: Random element appearing in Gridder - Case 54179: Occasional under-performance of CUDA solver compared to SEMCAD X 14.8 - Case 58852: Artwork executable detected by Antivirus - Case 61881: Rare issue with distribution of the simulation job to the GPUs when using CUDA - Case 66068: Rounding precision issues makes partial/total radiated power appear larger than input power in some FDTD simulations with few or no losses