ClipLineToBoundary
Clips a line to a rectangular boundary.
Syntax
Definition:
HRESULT ClipLineToBoundary(
HRESULT hrPrev,
TcVnVector4_LREAL& aLine,
LONG nX1,
LONG nY1,
LONG nX2,
LONG nY2,
TcVnPoint2_REAL& aStartPoint,
TcVnPoint2_REAL& aEndPoint
)Parameters
|
Name |
Type |
Description |
|---|---|---|
|
hrPrev |
HRESULT indicating the result of previous operations (If SUCCEEDED(hrPrev) equals false, no operation is executed.) | |
|
aLine |
The first and second element describe the x and y component of the direction vector. The third and fourth element describe the x and y component of the position vector. | |
|
nX1 |
LONG |
x of top left rectangle point |
|
nY1 |
LONG |
y of top left rectangle point |
|
nX2 |
LONG |
x of bottom right rectangle point |
|
nY2 |
LONG |
Y of bottom right rectangle point |
|
aStartPoint |
Returns the clipped starting point of the line. | |
|
aEndPoint |
Returns the clipped end point of the line. |
Return valueRequired License
TC3 Vision Base
System Requirements
Development environment | Target platform | PLC libraries to include |
|---|---|---|
TwinCAT V3.1.4024.59 or later | PC or CX (x64) with PL50, e.g. Intel 4-core Atom CPU | Tc3_Vision |