Back to Aurora Vision Studio websiteYou are here:
Start »
Filter Reference »
Profile »
Profile Features »
ProfileZeroCrossings
Finds the points of a profile at which the profile intersects the x-axis.
|
Name |
Type |
Description |
 |
inProfile |
Profile |
Input profile |
|
inRange |
Range* |
|
 |
outZeroCrossings |
RealArray |
X coordinates of the locations where the profile crosses the y=0 axis |
Description
The operation assumes linear interpolation between the profile values and finds precise locations at which the profile crosses the horizontal \(y = 0\) axis. For the constant profile sections of value 0 only the integer coordinates of the sampling points in the section are returned.
Examples
|
|
|
inProfile = {-1.0,3.0,0.0,0.0,0.0}
|
outZeroCrossings = {0.25, 2.0, 3.0, 4.0}
|
Errors
This filter can throw an exception to report error. Read how to deal with errors in Error Handling.
List of possible exceptions:
| Error type |
Description |
| DomainError |
Range exceeds the input profile in ProfileZeroCrossings. |
Complexity Level
This filter is available on Advanced Complexity Level.
Advanced