July 2007
Intermediate to advanced
332 pages
10h 4m
English
pre_scan_tag and final_scan_tag Classes — Types that distinguish the phases of parallel_scan.
#include "tbb/parallel_scan.h" struct pre_scan_tag; struct final_scan_tag;
The types pre_scan_tag and final_scan_tag are dummy types used in conjunction with parallel_scan.
namespace tbb {
struct pre_scan_tag {
static bool is_final_scan();
};
struct final_scan_tag {
static bool is_final_scan();
};
}
bool is_final_scan()Returns: true for a final_scan_tag; false otherwise.