Resources

General references

• Computational geometry
• Solid Modelling
• Shape Representations
  • Boundary Representation (B-Rep)
    • Gmsh: a three-dimensional finite element mesh generator with built-in pre- and post-processing facilities
      • Gmsh paper
    • Representation of Curves and Surfaces in B-Rep Solid Modelers
    • The SvLis Set-theoretic Kernel Geometric Modeller
    • A deprecated B-Rep library
    • An Efficient Algorithm for Converting Polyhedral Objects with Winged-Edge Data Structure to Octree Data Structure
    • 3d representations (introductory)
    • B-Rep and boolean operations
    • Robustness
    • Modelling the shapes of three-dimensional engineering components and assemblies using computers
    • Step-tools documentation
    • BRep tools
  • Function Representation (F-Rep)
  • Constructive Solid Geometry (CSG)
  • Winged Edge
    • The Winged-Edge Data Structure
• Triangulation, Polygon Triangulation
• Topology
• Procedural Modelling, Generative Modelling
• Iñigo Quílez
  • Ray marching distance fields
  • Various distance functions
  • Terrain Marching
  • Sphere Ambient Occlusion
  • Depth buffer with ray marching
  • Ray marching penumbra shadows
  • Polar distance
• A large collection of ray marching discussions
• Signed distance fields from triangle meshes (PDF)
• Distance function from implicit function
• GPU-Accelerated Adaptively Sampled Distance Fields

And just for fun...

• An excelent tutorial on simplex noise (PDF)

Functional references

Solid modelling, meshing, geometry, manipulation

• OpenCASCADE
  • Official site
  • Wikipedia
  • Blog
  • Documentation: wiki
  • Downloading version 0.6.3 (needed for pythonocc)
  • OpenCASCADE Community Edition: github, Google group (soon to supersede OCC)
  • PythonOCC: website, github (Python Bindings)
  • Cadmium Python based editor
• Salome
  • Salome Geometry
• OpenSCAD
  • Exporter for PCB
  • CloudSCAD: Blog, github

Online Editors

• Code editors
  • http://jsfiddle.net/g105b/Z4TFh/
• WebGL viewers and Editors
  • Shapesmith
  • CloudSCAD (Already mentioned)
  • Cadmium (Alrready mentioned)

Electronic Computer Aided Design (ECAD)

• KiCAD: http://www.lis.inpg.fr/realise_au_lis/kicad/, http://en.wikipedia.org/wiki/KiCAD
• Making a 3D Component Model
• PCB Editor: website, github (Already mentioned)

File formats

• STL
• STEP

Libraries of components

• Google warehouse PCB's
• Google warehouse transistors
• Google warehouse capacitors
• Google warehouse resistors
• Google warehouse diodes
• Google warehouse LED's
• Google warehouse collections by Pfyer
• MCAD: github (library of mechanical parts)

Technical references (API's)

• Easy installation instructions for python-occ on Ubuntu
  • Alternative install instructions, to use python-occ with python >= 2.7 (Usefull trick, install opencascade, geom & smesh using the repo, install python-occ manually)
• JSandbox for sandboxing the public api