Visible to Intel only — GUID: GUID-2737B3EC-9CD4-4EDB-B872-B7A3418E770C
Visible to Intel only — GUID: GUID-2737B3EC-9CD4-4EDB-B872-B7A3418E770C
v?CopySign
Returns vector of elements of one argument with signs changed to match other argument elements.
Syntax
call vscopysign (n, a, y)
call vscopysigni(n, a, inca, b, incb, y, incy)
call vmscopysign (n, a, y, mode)
call vmscopysigni(n, a, inca, b, incb, y, incy, mode)
call vdcopysign (n, a, y)
call vdcopysigni(n, a, inca, b, incb, y, incy)
call vmdcopysign (n, a, y, mode)
call vmdcopysigni(n, a, inca, b, incb, y, incy, mode)
Include Files
- mkl_vml.f90
Input Parameters
Name |
Type |
Description |
---|---|---|
n |
INTEGER |
Specifies the number of elements to be calculated. |
a |
REAL for vscopysign REAL for vmscopysign DOUBLE PRECISION for vdcopysign DOUBLE PRECISION for vmdcopysign |
Pointer to the array containing the input vector a. |
inca, incb, incy |
INTEGER, INTENT(IN) |
Specifies increments for the elements of a, b, and y. |
mode |
INTEGER (KIND=8) |
Overrides the global VM mode setting for this function call. See vmlSetMode for possible values and their description. |
Output Parameters
Name |
Type |
Description |
---|---|---|
y |
REAL for vscopysign REAL for vmscopysign DOUBLE PRECISION for vdcopysign DOUBLE PRECISION for vmdcopysign |
Pointer to an array containing the output vector y. |
Description
The v?CopySign function returns the first vector argument elements with the sign changed to match the sign of the second vector argument's corresponding elements.