MaterialSnapshot: Implement smoothed texture animation
If smoothed texture animation is enabled, configure the cachedtexture units in MaterialSnapshot accordingly.
This means that this work is now performed only once per materialvariant per render frame.
Todo: Smoothing of detail textures is not yet handled.Todo: Cleanup.
View differences
MaterialSnapshot: Implement smoothed texture animation
If smoothed texture animation is enabled, configure the cached
texture units in MaterialSnapshot accordingly.
This means that this work is now performed only once per material
variant per render frame.
Todo: Smoothing of detail textures is not yet handled.
Todo: Cleanup.