Open-Cascade-SAS/OCCT V7_2_0

on GitHub

Version 7.2.0 - August 31, 2017. Highlights (see also Release Notes):

Configuration

• Support of Visual Studio 2017
• CMake option to accelerate build by use of precompiled headers

Application Framework

• Dedicated attribute for storage of triangulations
• Possibility to save OCAF document in XML format compatible with OCCT 6.7+
• Restored possibility to write shapes in legacy persistence format (CSFDB, ShapeSchema)
• Support of files greater than 2 GiB in binary persistence

Modeling

• Optimization of surface intersection and other algorithms
• Specialized offset algorithm for smooth shells
• Proper setting of regularity on edges connecting smooth surfaces (e.g. seam edges)
• New algorithm BOPAlgo_Splitter allowing to split shapes by intersection with others
• New option “Glue” in the family of Boolean algorithms
• New Error/Warning reporting system in Boolean Operations component

Visualization

• Order-independent transparency within rasterization rendering
• Extended features of color scale presentation
• Possibility to customize display of hatching and selection highlight
• Multiple improvements in Path Tracing engine
• Option for efficient display on high-density screens with low-end graphic cards

Data Exchange

• Support of annotations, saved views and clipping planes in XDE and STEP
• Optimized update of assemblies in XDE
• Support of PMI data without semantics in STEP import and export
• Support of transparency as part of color specification in XDE
• Refactored and optimized STL read / write module

Test system

• Possibility to add custom counters
• Interface to connect DRAW interpreter to user applications

Samples

• New sample for usage of 3D Viewer on iOS