quakeview: minor optimization
quakeview: minor optimization

Since the camera matrix is orthogonal, the inverse is just the transpose.

[ci skip]

jbush001/NyuziProcessor,jbush001/NyuziProcessor,jbush001/NyuziProcessor,jbush001/NyuziProcessor,jbush001/NyuziProcessor,jbush001/NyuziProcessor