Guide

Contents

• Structure Gene (SG) Data
  • What a “Correct” SG Model Must Contain
  • Minimum Checklist
  • Format-Specific Notes
• SG-on-Gmsh Serialization Specification
  • Scope
  • File Responsibilities
  • Canonical Ownership
  • Canonical Semantic Chain
  • Compatibility and Legacy Status
  • File-Level Organization
  • Required and Optional Data by Input Scenario
  • Matching Rules
  • Implementation Boundary Frozen by Phase 1
• Prepare a Gmsh Mesh for SG Conversion
  • Minimum Requirements
  • 1. Use the Correct Analysis Dimension
  • 2. Ensure the Mesh Contains Supported Analysis Cells
  • 3. Define Physical Groups for Material Regions
  • 3A. Minimal .msh Template
  • 3B. How Element Local Coordinate Systems Are Stored
  • 3C. How to Preserve Full SG Information
  • 4. Provide Material Definitions for All Regions
  • 5. Set the Section Plane Explicitly for 2D Cross-Sections
  • 6. Keep Region Semantics on Analysis Cells
  • 7. Understand What the .msh File Does Not Usually Store
  • Recommended Checklist
  • Typical Failure Modes
  • See Also
• Material and Structural Models
  • Solid (SD)
  • Plate and shell (PL)
  • Beam (BM)
• Read and Write SG Data
  • Read SG data
  • Write SG data
  • Supported Data Formats
• Read Structural Model Data (.k file)
  • Get Timoshenko Beam Properties from a VABS Output File
• Read Local States
  • Read VABS Element Local Strain and Stress Fields and Visualize in Gmsh
• Convert SG Data
  • Overview
  • Basic Usage
• Visualize SG Data
  • Plot a Single Cross-Section
  • Plot Multiple Cross-Sections Along a Span
  • Plot Stiffness and Compliance Matrices
  • Merge Sections into One Mesh
  • Bridge to PyVista and ParaView
• Build Cross-section in Abaqus and Export to VABS
  • Brief Instruction
  • Detailed Instruction