Tools and documentation are currently in beta testing.

Step 4: Adjust top.bmp if necessary - Define the top-down shape of the model body

Edit top.bmp. This is the 1000x200 pixel top-down shape of the fish. It's usually effective to simply manually edit it to the approximate top-down shape of the fish. For many fish the original top.bmp may be fine. If you just need to fatten the fish just resize it to 1000x300. Just keep the width at 1000 and the height at a multiple of 4.

Next - Step 5: Check the model shape in 3D - Running model.exe