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24 lines
752 B
Plaintext
24 lines
752 B
Plaintext
{{DISPLAYTITLE:_RED32}}
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The [[_RED32]] function returns the red component intensity of a 32-bit image or surface color.
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{{PageSyntax}}
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: {{Parameter|red32color&}} = [[_RED32]]({{Parameter|rgbaColor&}})
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{{PageDescription}}
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* {{Parameter|rgbaColor&}} is the 32-bit ''RGBA'' color value to retrieve the red 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).
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{{PageExamples}}
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* See the example in [[POINT]].
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{{PageSeeAlso}}
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* [[_BLUE32]], [[_GREEN32]]
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* [[_RGB32]], [[_RED]]
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{{PageNavigation}} |