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qb64/internal/help/_RED32.txt
Luke Ceddia b586eafd3b Integrated _BLINEINPUT into regular LINE INPUT for BINARY files
LINE INPUT will now use the faster method if passed a file handle
that has been opened FOR BINARY. As such, the _BLINEINPUT command
has been removed.

qb64.bas now takes advantage of this for reading from '$include files,
at least in Include Manager 1. Some tweaking of internal/source/main.txt
was required to get things into a sane state, so I'm holing off changing
the compiler any further so the auto-builder can make sure everything's
smoothed over.

Note: Everything should still compile as normal; I'm just being overcautious.
2014-07-27 00:06:17 +10:00

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The {{KW|_RED32}} function ALWAYS returns the red component intensity of a 32-bit ''RGBA'' color value.
{{PageSyntax}}
:{{Parameter|result&}} = {{KW|_RED32}}({{Parameter|rgbaColor&}})
{{PageDescription}}
* {{Parameter|rgbaColor&}} is the 32-bit ''RGBA'' color value to retrieve the red component intensity value from.
* ''RGBA'' color values are returned by the {{KW|_PALETTECOLOR (function)|_PALETTECOLOR}}, {{KW|POINT}}, {{KW|_RGB}}, {{KW|_RGB32}}, {{KW|_RGBA}} or {{KW|_RGBA32}} functions.
* [[LONG]] intensity values returned range from 0 (no intensity, not present) to 255 (full intensity).
''See Example:'' [[POINT]]
{{PageSeeAlso}}
* {{KW|_BLUE32}}, {{KW|_GREEN32}}
* {{KW|_RGB32}}, {{KW|_RED}}
{{PageNavigation}}