PART IV: Guidelines for developers

Follow your developments with git

Git commands

• Before programming: create a new branch from master
• After programming: push your developments
• Compilation and run
  • ORCUS (CEA-ISAS-DM2S): compilation on single- and multi-GPU - doc updated August 28th, 2025
• For project admin

Modifications inside a Kernel

Modifications inside an existing kernel

• Kernel description: example with NSAC_Comp
  • List of main kernels
  • Files, structures and functions inside one kernel
• Implementing your initial conditions, force terms and closure relationships
  • Write a new initial condition inside a kernel
  • Write a new force in Navier-Stokes solver
  • Write new closure relationships in Models_NS_AC_Comp.h

Add a new kernel

Add a new kernel

• Add a new kernel
  • Copy and rename directory and files
  • Add a new equation inside the new kernel
  • Write your function setup_collider