1: Matrix
If you manually modify the value in rwmatrix, you need to call rwmatrixUpdate, otherwise you may have a multiplication.
2: Atomic Bounding Sphere:
If you modify a Atomic's local bunking sphere, you can get its World Bounding Sphere through rpatomicgetWorldBoundingSphere. When you want to modify the local bounding sphere, you can update it by calling RWFraMeUpdateObjects.
3: The picture is long, the width is the best 2 N times
Otherwise, some old graphics cards will have problems because the reason for the times.
4: The name given to the entity in max can be obtained in the UserData of RwFrame or RPGeometry
5: I have encountered such a problem
Windows 2000 thumbnail mode The system has problems, and the current path is wrong. If the program is executed, the prompt cannot be found, if you create a shortcut to EXE and set the path, it is possible.