Bake a column-major mat4 m into a SplatData in place: transforms each splat's
position, rotates its orientation quaternion by m's rotation, and scales its size by
m's scale. Use to place a decoded splat cloud at a world location/orientation (the
GaussianSplatPass has no per-cloud model matrix). Assumes m is a similarity
transform (rotation + uniform-ish scale + translation), which Cesium splat node + ENU
placement matrices are.
Bake a column-major mat4
minto a SplatData in place: transforms each splat's position, rotates its orientation quaternion bym's rotation, and scales its size bym's scale. Use to place a decoded splat cloud at a world location/orientation (the GaussianSplatPass has no per-cloud model matrix). Assumesmis a similarity transform (rotation + uniform-ish scale + translation), which Cesium splat node + ENU placement matrices are.