More compatibility workarounds for using libacfutils from MSVC
Pre-release
Pre-release
- Avoid using VLAs in helpers.h for MSVC compatibility.
- Added fx_lin_multi2 and fx_lin_multi_inv3 function variants, taking explicit point count instead of relying on NULL_VECT2 termination.
- MSVC can't handle typeof or decltype in FILTER_IN, so hard-code to 'double'.