RED32: Difference between revisions
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(Created page with "{{DISPLAYTITLE:_RED32}} The _RED32 function returns the red component intensity of a 32-bit image or surface color. {{PageSyntax}} : {{Parameter|red32color&}} = _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 _PALETTECOLOR, POINT, _RGB, _RGB32, _RGBA or [...") |
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Revision as of 20:56, 2 July 2022
The _RED32 function returns the red component intensity of a 32-bit image or surface color.
Syntax
- red32color& = _RED32(rgbaColor&)
Description
- rgbaColor& is the 32-bit RGBA color value to retrieve the red 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 in POINT.
See also