| 189 | |
| 190 | extern "C" { |
| 191 | Scal MulDiffusion(Scal factor) { |
| 192 | auto& s = *g_state; |
| 193 | s.diffusion *= factor; |
| 194 | std::cout << util::Format("diff={}", s.diffusion) << std::endl; |
| 195 | return s.diffusion; |
| 196 | } |
| 197 | Scal AddVelocityAngle(Scal add_deg) { |
| 198 | auto& s = *g_state; |
| 199 | const Vect v = s.velocity; |