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Open CASCADE Technology (OCCT) is an open-source software development platform for 3D CAD, CAM, CAE. This is a clone of the official repository located on https://dev.opencascade.org/. Please use offi...

Results 98 OCCT issues
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### Description Dear Open-Cascade Team, Emscripten used to "accidentally" export malloc but no longer does ([Emscripten changelog](https://github.com/emscripten-core/emscripten/blob/main/ChangeLog.md#3131---012623)). As a consequence, when using a recent Emscripten version, the WebGL Viewer Sample's...

2. Bug
0. New

### Description The original report: https://dev.opencascade.org/content/step-importer-stuck-and-hogging-memory The original bug: https://tracker.dev.opencascade.org/view.php?id=32127 The issue related to the fixing shell, need to analyze the size and avoid huge shell fixing or reorganize logic...

2. Bug
1. Shape Healing
0. New

### Description The attached file is imported incorrectly. It appears as if the revolved shape is imported with the complementary angles instead. ### Expected Behavior Shape should look like this:...

2. Bug
1. Data Exchange
2. Regression
0. New

- Implemented XCAFDoc_Animation and XCAFDoc_AnimationTool classes to manage animation attributes and operations. - Enhanced the animation tool with methods for managing frame rates, time codes, and shape associations. - Added...

2. Enhancement
1. Data Exchange

### Description Implementation of Assimp reader to the DE as a new module (optional). ### Use Case Import some mesh formats. ### Benefits Support for more formats. ### Additional Context...

2. Enhancement
1. Data Exchange
0. New

### Description I have a STEP model that seems to lose origin and color information when re-exported using OCCT. This archive contains the original and re-exported models: [SJ1-2515-SMT-TR-models.zip](https://github.com/user-attachments/files/20259647/SJ1-2515-SMT-TR-models.zip) For testing,...

2. Bug
1. Data Exchange
0. New

Move all STP RW classes to header only entities with inline linking. Th benefits - decrease the number of units and better organization to hide classes.

2. Enhancement
1. Data Exchange
1. Coding

### Description When importing the attached STEP file, I encountered this error message. Neither FreeCAD nor CAD Assistant could import it correctly. However, strangely, some other CAD software (unrelated to...

2. Bug
1. Data Exchange
0. New