GFXD3D11OcclusionQuery

Prepares the query returning true if the last query has been processed and more geometry can be issued.

The resource should put a description of itself (number of vertices, size/width of texture, etc.) in buffer.

Called after your geometry is drawn to submit the query for processing.

Returns the status of the last submitted query.

When called the resource should restore all device sensitive information destroyed by zombify()

When called the resource should destroy all device sensitive information (e.g. D3D resources in D3DPOOL_DEFAULT.