gen_empty_regiongen_empty_regionGenEmptyRegionGenEmptyRegiongen_empty_region (Operator)
Name
gen_empty_regiongen_empty_regionGenEmptyRegionGenEmptyRegiongen_empty_region
— Create an empty region.
Signature
def gen_empty_region() -> HObject
Description
The operator gen_empty_regiongen_empty_regionGenEmptyRegionGenEmptyRegionGenEmptyRegiongen_empty_region
creates an empty region.
This means that the output parameter contains an object.
Thus, count_objcount_objCountObjCountObjCountObjcount_obj
returns 1.
The area of the region is 0. Most of the
shape features are undefined (0).
It should be noted that an empty region must not
be confused with the empty tuple.
Execution Information
- Multithreading type: reentrant (runs in parallel with non-exclusive operators).
- Multithreading scope: global (may be called from any thread).
- Processed without parallelization.
Parameters
EmptyRegionEmptyRegionEmptyRegionEmptyRegionemptyRegionempty_region
(output_object) region →
objectHRegionHObjectHRegionHobject *
Empty region (no pixels).
Module
Foundation