llvmpipe: added lp_rast_get_num_threads()

src/gallium/drivers/llvmpipe/lp_rast.c

    FREE(rast);
 }
 
+
+/** Return number of rasterization threads */
+unsigned
+lp_rast_get_num_threads( struct lp_rasterizer *rast )
+{
+   return rast->num_threads;
+}

src/gallium/drivers/llvmpipe/lp_rast.h

 
 void lp_rast_destroy( struct lp_rasterizer * );
 
+unsigned lp_rast_get_num_threads( struct lp_rasterizer * );
+
 void lp_rasterize_bins( struct lp_rasterizer *rast,
                         struct lp_bins *bins,
                         const struct pipe_framebuffer_state *fb,