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GeometryToolsGetAngleBetweenLines Method

Calculate minimum angle between two lines measured in [0, 90] degrees range.

Namespace:  Accord.Math.Geometry
Assembly:  Accord.Math (in Accord.Math.dll) Version: 3.8.0
Syntax
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public static float GetAngleBetweenLines(
	Point a1,
	Point a2,
	Point b1,
	Point b2
)
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Parameters

a1
Type: AccordPoint
A point on the first line.
a2
Type: AccordPoint
Another point on the first line.
b1
Type: AccordPoint
A point on the second line.
b2
Type: AccordPoint
Another point on the second line.

Return Value

Type: Single
Returns minimum angle between two lines.
Exceptions
ExceptionCondition
ArgumentExceptiona1 and a2 are the same, -OR- b1 and b2 are the same.
Remarks

Note Note
It is preferred to use GetAngleBetweenLines(Line) if it is required to calculate angle multiple times for one of the lines.

See Also