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| author | Jesse Hall <jessehall@google.com> | 2012-07-23 10:12:30 -0700 |
|---|---|---|
| committer | android code review <noreply-gerritcodereview@google.com> | 2012-07-23 10:12:30 -0700 |
| commit | 2b3a42e7d0b441f71fc2e2b07269dd1f8151c977 (patch) | |
| tree | ded6ee18c4e1f33df235e53615a6d65e2d64f4ef /distrib/sdl-1.2.15/docs/html/sdlsetgammaramp.html | |
| parent | 3dcbebfd43e409c3bbff7fc79288e40666a947fd (diff) | |
| parent | 9682c8870b8ff5e4ac2e4c70b759f791c6f38c1f (diff) | |
| download | external_qemu-2b3a42e7d0b441f71fc2e2b07269dd1f8151c977.zip external_qemu-2b3a42e7d0b441f71fc2e2b07269dd1f8151c977.tar.gz external_qemu-2b3a42e7d0b441f71fc2e2b07269dd1f8151c977.tar.bz2 | |
Merge changes I505c4aea,I2ae0529c
* changes:
Import SDL release-1.2.15
Handle SDL windows with BGRA color
Diffstat (limited to 'distrib/sdl-1.2.15/docs/html/sdlsetgammaramp.html')
| -rw-r--r-- | distrib/sdl-1.2.15/docs/html/sdlsetgammaramp.html | 230 |
1 files changed, 230 insertions, 0 deletions
diff --git a/distrib/sdl-1.2.15/docs/html/sdlsetgammaramp.html b/distrib/sdl-1.2.15/docs/html/sdlsetgammaramp.html new file mode 100644 index 0000000..79599c8 --- /dev/null +++ b/distrib/sdl-1.2.15/docs/html/sdlsetgammaramp.html @@ -0,0 +1,230 @@ +<HTML +><HEAD +><TITLE +>SDL_SetGammaRamp</TITLE +><META +NAME="GENERATOR" +CONTENT="Modular DocBook HTML Stylesheet Version 1.76b+ +"><LINK +REL="HOME" +TITLE="SDL Library Documentation" +HREF="index.html"><LINK +REL="UP" +TITLE="Video" +HREF="video.html"><LINK +REL="PREVIOUS" +TITLE="SDL_GetGammaRamp" +HREF="sdlgetgammaramp.html"><LINK +REL="NEXT" +TITLE="SDL_MapRGB" +HREF="sdlmaprgb.html"></HEAD +><BODY +CLASS="REFENTRY" +BGCOLOR="#FFF8DC" +TEXT="#000000" +LINK="#0000ee" +VLINK="#551a8b" +ALINK="#ff0000" +><DIV +CLASS="NAVHEADER" +><TABLE +SUMMARY="Header navigation table" +WIDTH="100%" +BORDER="0" +CELLPADDING="0" +CELLSPACING="0" +><TR +><TH +COLSPAN="3" +ALIGN="center" +>SDL Library Documentation</TH +></TR +><TR +><TD +WIDTH="10%" +ALIGN="left" +VALIGN="bottom" +><A +HREF="sdlgetgammaramp.html" +ACCESSKEY="P" +>Prev</A +></TD +><TD +WIDTH="80%" +ALIGN="center" +VALIGN="bottom" +></TD +><TD +WIDTH="10%" +ALIGN="right" +VALIGN="bottom" +><A +HREF="sdlmaprgb.html" +ACCESSKEY="N" +>Next</A +></TD +></TR +></TABLE +><HR +ALIGN="LEFT" +WIDTH="100%"></DIV +><H1 +><A +NAME="SDLSETGAMMARAMP" +></A +>SDL_SetGammaRamp</H1 +><DIV +CLASS="REFNAMEDIV" +><A +NAME="AEN1624" +></A +><H2 +>Name</H2 +>SDL_SetGammaRamp -- Sets the color gamma lookup tables for the display</DIV +><DIV +CLASS="REFSYNOPSISDIV" +><A +NAME="AEN1627" +></A +><H2 +>Synopsis</H2 +><DIV +CLASS="FUNCSYNOPSIS" +><A +NAME="AEN1628" +></A +><P +></P +><PRE +CLASS="FUNCSYNOPSISINFO" +>#include "SDL.h"</PRE +><P +><CODE +><CODE +CLASS="FUNCDEF" +>int <B +CLASS="FSFUNC" +>SDL_SetGammaRamp</B +></CODE +>(Uint16 *redtable, Uint16 *greentable, Uint16 *bluetable);</CODE +></P +><P +></P +></DIV +></DIV +><DIV +CLASS="REFSECT1" +><A +NAME="AEN1634" +></A +><H2 +>Description</H2 +><P +>Sets the gamma lookup tables for the display for each color component. +Each table is an array of 256 Uint16 values, representing a mapping +between the input and output for that channel. The input is the index +into the array, and the output is the 16-bit gamma value at that index, +scaled to the output color precision. You may pass NULL to any of the +channels to leave them unchanged.</P +><P +>This function adjusts the gamma based on lookup tables, you can also +have the gamma calculated based on a "gamma function" parameter with +<A +HREF="sdlsetgamma.html" +>SDL_SetGamma</A +>.</P +><P +>Not all display hardware is able to change gamma.</P +></DIV +><DIV +CLASS="REFSECT1" +><A +NAME="AEN1640" +></A +><H2 +>Return Value</H2 +><P +>Returns -1 on error (or if gamma adjustment is not supported).</P +></DIV +><DIV +CLASS="REFSECT1" +><A +NAME="AEN1643" +></A +><H2 +>See Also</H2 +><P +><A +HREF="sdlsetgamma.html" +>SDL_SetGamma</A +> +<A +HREF="sdlgetgammaramp.html" +>SDL_GetGammaRamp</A +></P +></DIV +><DIV +CLASS="NAVFOOTER" +><HR +ALIGN="LEFT" +WIDTH="100%"><TABLE +SUMMARY="Footer navigation table" +WIDTH="100%" +BORDER="0" +CELLPADDING="0" +CELLSPACING="0" +><TR +><TD +WIDTH="33%" +ALIGN="left" +VALIGN="top" +><A +HREF="sdlgetgammaramp.html" +ACCESSKEY="P" +>Prev</A +></TD +><TD +WIDTH="34%" +ALIGN="center" +VALIGN="top" +><A +HREF="index.html" +ACCESSKEY="H" +>Home</A +></TD +><TD +WIDTH="33%" +ALIGN="right" +VALIGN="top" +><A +HREF="sdlmaprgb.html" +ACCESSKEY="N" +>Next</A +></TD +></TR +><TR +><TD +WIDTH="33%" +ALIGN="left" +VALIGN="top" +>SDL_GetGammaRamp</TD +><TD +WIDTH="34%" +ALIGN="center" +VALIGN="top" +><A +HREF="video.html" +ACCESSKEY="U" +>Up</A +></TD +><TD +WIDTH="33%" +ALIGN="right" +VALIGN="top" +>SDL_MapRGB</TD +></TR +></TABLE +></DIV +></BODY +></HTML +>
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