CogMaskGraphic.GetTransparencyMap Method

CogMaskGraphic GetTransparencyMap Method

Cognex VisionPro 9.23

Controls transparency of mask values when displayed. The transparency value may be any integer between 0 (fully opaque) and 100 (fully transparent) inclusive.

Namespace: Cognex.VisionPro
Assembly: Cognex.VisionPro.Core (in Cognex.VisionPro.Core.dll) Version: 91.0.0.0

Syntax

C++

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public CogMaskGraphicTransparencyConstants GetTransparencyMap(
	byte maskVal
)

public CogMaskGraphicTransparencyConstants GetTransparencyMap(
	byte maskVal
)

Public Function GetTransparencyMap ( 
	maskVal As Byte
) As CogMaskGraphicTransparencyConstants

Public Function GetTransparencyMap ( 
	maskVal As Byte
) As CogMaskGraphicTransparencyConstants

public:
CogMaskGraphicTransparencyConstants GetTransparencyMap(
	unsigned char maskVal
)

public:
CogMaskGraphicTransparencyConstants GetTransparencyMap(
	unsigned char maskVal
)

Parameters

maskVal: Type: System Byte
The mask pixel value.

Return Value

Type: CogMaskGraphicTransparencyConstants

Events

Event Type	Reason
CogMaskGraphic Changed	Fires when the transparency value changes. The following state flag may be affected: SfGetTransparencyMap

Event Type

Reason

CogMaskGraphic Changed

Fires when the transparency value changes.

The following state flag may be affected:

SfGetTransparencyMap

Exceptions

Exception	Condition
ArgumentException	Value is not in the range 0 to 100.

Remarks

Returns the transparency constant that corresponds to the specified maskVal pixel value.