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symbian-qemu-0.9.1-12/libsdl-trunk/docs/man3/SDL_GetRGB.3
author johnathan.white@2718R8BGH51.accenture.com
Mon, 08 Mar 2010 18:45:03 +0000
changeset 46 b6935a90ca64
parent 1 2fb8b9db1c86
permissions -rw-r--r--
Modify framebuffer and NGA framebuffer to read screen size from board model dtb file. Optimise memory usuage of frame buffer Add example minigui application with hooks to profiler (which writes results to S:\). Modified NGA framebuffer to run its own dfc queue at high priority
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.TH "SDL_GetRGB" "3" "Tue 11 Sep 2001, 23:01" "SDL" "SDL API Reference"
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.SH "NAME"
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SDL_GetRGB \- Get RGB values from a pixel in the specified pixel format\&.
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.SH "SYNOPSIS"
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.PP
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\fB#include "SDL\&.h"
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.sp
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\fBvoid \fBSDL_GetRGB\fP\fR(\fBUint32 pixel, SDL_PixelFormat *fmt, Uint8 *r, Uint8 *g, Uint8 *b\fR);
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.SH "DESCRIPTION"
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.PP
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Get RGB component values from a pixel stored in the specified pixel format\&.
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.PP
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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])\&.
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.SH "SEE ALSO"
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.PP
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\fI\fBSDL_GetRGBA\fP\fR, \fI\fBSDL_MapRGB\fP\fR, \fI\fBSDL_MapRGBA\fP\fR, \fI\fBSDL_PixelFormat\fR\fR
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...\" created by instant / docbook-to-man, Tue 11 Sep 2001, 23:01
MCL/sf/adapt/qemu