Simd for complex numbers (r,r,r, … i,i,i….)

[roiser]

Try to rearrange the real and imaginary parts of the complex numbers in SIMD format, check performance

[valassi]

This is addressed in the context of issue #71 and PR #72.

The RRRRIIII memory layout is implemented in

madgraph4gpu/epoch1/cuda/ee_mumu/src/mgOnGpuVectors.h

Line 52 in 5e90bc8

fptype_v m_real, m_imag; // RRRRIIII

Closing.