Difference between revisions of "BLUE32"

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The '''_BLUE32''' function returns the blue intensity value of a 32 bit color value returned by the [[_PALETTECOLOR (function)]].
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{{DISPLAYTITLE:_BLUE32}}
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The [[_BLUE32]] function returns the blue component intensity of a 32-bit image or surface color.
  
  
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{{PageSyntax}}
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: {{Parameter|blue32color&}} = [[_BLUE32]]({{Parameter|rgbaColor&}})
  
::::''Syntax:'' blue_intensity% = _BLUE32(color32value)
 
  
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{{PageDescription}}
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* {{Parameter|rgbaColor&}} is the 32-bit ''RGBA'' color value to retrieve the blue component intensity value from.
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* ''RGBA'' color values are returned by the [[_PALETTECOLOR (function)|_PALETTECOLOR]], [[POINT]], [[_RGB]], [[_RGB32]], [[_RGBA]] or [[_RGBA32]] functions.
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* [[LONG]] intensity values returned range from 0 (no intensity, not present) to 255 (full intensity).
  
* The attribute value is created by the [[_PALETTECOLOR (function)|_PALETTECOLOR]], [[_RGB]], [[_RGB32]], [[_RGBA]] or [[_RGBA32]] functions.
 
* Intensity values returned range from 0 to 255.
 
  
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{{PageExamples}}
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* See the example for [[POINT]].
  
''See also:'' [[_RED32]], [[_GREEN32]]
 
  
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{{PageSeeAlso}}
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* [[_RED32]], [[_GREEN32]]
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* [[_RGB32]], [[_BLUE]]
  
  
 
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{{PageNavigation}}
==Navigation:==
 
 
 
[[Keyword_Reference_-_Alphabetical|Go to Keyword Reference - Alphabetical]]
 
 
 
[[Keyword Reference - By usage|Go to Keyword Reference - By usage]]
 

Latest revision as of 03:16, 1 November 2017

The _BLUE32 function returns the blue component intensity of a 32-bit image or surface color.


Syntax

blue32color& = _BLUE32(rgbaColor&)


Description

  • rgbaColor& is the 32-bit RGBA color value to retrieve the blue component intensity value from.
  • RGBA color values are returned by the _PALETTECOLOR, POINT, _RGB, _RGB32, _RGBA or _RGBA32 functions.
  • LONG intensity values returned range from 0 (no intensity, not present) to 255 (full intensity).


Examples

  • See the example for POINT.


See also



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