FireVoxel Build 176 is released.

PET4D<->MR4D registration:  implemented "ROI-crosscopy" feature that copies all the ROIs between Source and Target.

"Fill & Morph"   error explained:

Actually it does not seem to be an error.  Result is due to the few "unintended" ROI voxels in the intermediate slices.

Result is due to the few "unintended" ROI voxels in the intermediate slices (blue arrows)

With unintended voxels removed Morphing result appears to be correct.

Implemented the initial version of the synchronized multiprojection 3D cursor