Mercurial > sdl-ios-xcode
view docs/man3/SDL_GetRGB.3 @ 3289:5fd1c33ad07a
Fixed bug #577
Pierre Phaneuf 2008-05-01 10:29:16 PDT
SDL_VIDEO_DRIVER_X11 is not defined in SDL_config_macosx.h
There's a number of SDL_VIDEO_DRIVER_xxx defined in SDL_config_macosx.h, but
not that one, even though it is actually present.
author | Sam Lantinga <slouken@libsdl.org> |
---|---|
date | Mon, 21 Sep 2009 08:40:04 +0000 |
parents | 546f7c1eb755 |
children | 1238da4a7112 |
line wrap: on
line source
.TH "SDL_GetRGB" "3" "Tue 11 Sep 2001, 23:01" "SDL" "SDL API Reference" .SH "NAME" SDL_GetRGB \- Get RGB values from a pixel in the specified pixel format\&. .SH "SYNOPSIS" .PP \fB#include "SDL\&.h" .sp \fBvoid \fBSDL_GetRGB\fP\fR(\fBUint32 pixel, SDL_PixelFormat *fmt, Uint8 *r, Uint8 *g, Uint8 *b\fR); .SH "DESCRIPTION" .PP Get RGB component values from a pixel stored in the specified pixel format\&. .PP This function uses the entire 8-bit [0\&.\&.255] range when converting color components from pixel formats with less than 8-bits per RGB component (e\&.g\&., a completely white pixel in 16-bit RGB565 format would return [0xff, 0xff, 0xff] not [0xf8, 0xfc, 0xf8])\&. .SH "SEE ALSO" .PP \fI\fBSDL_GetRGBA\fP\fR, \fI\fBSDL_MapRGB\fP\fR, \fI\fBSDL_MapRGBA\fP\fR, \fI\fBSDL_PixelFormat\fR\fR ...\" created by instant / docbook-to-man, Tue 11 Sep 2001, 23:01