[sdl_omap.git] / docs / html / sdlgetgammaramp.html

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>SDL_GetGammaRamp</H1
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><H2
>Name</H2
>SDL_GetGammaRamp&nbsp;--&nbsp;Gets the color gamma lookup tables for the display</DIV
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>Synopsis</H2
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><P
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><PRE
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>#include "SDL.h"</PRE
><P
><CODE
><CODE
CLASS="FUNCDEF"
>int <B
CLASS="FSFUNC"
>SDL_GetGammaRamp</B
></CODE
>(Uint16 *redtable, Uint16 *greentable, Uint16 *bluetable);</CODE
></P
><P
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><A
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><H2
>Description</H2
><P
>Gets the gamma translation lookup tables currently used by the display.
Each table is an array of 256 Uint16 values.</P
><P
>Not all display hardware is able to change gamma.</P
></DIV
><DIV
CLASS="REFSECT1"
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><H2
>Return Value</H2
><P
>Returns -1 on error.</P
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><H2
>See Also</H2
><P
><A
HREF="sdlsetgamma.html"
>SDL_SetGamma</A
>
<A
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>SDL_SetGammaRamp</A
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Commit	Line	Data
e14743d1	1	<HTML
	2	><HEAD
	3	><TITLE
	4	>SDL_GetGammaRamp</TITLE
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	7	CONTENT="Modular DocBook HTML Stylesheet Version 1.76b+
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	9	REL="HOME"
	10	TITLE="SDL Library Documentation"
	11	HREF="index.html"><LINK
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	16	TITLE="SDL_SetGamma"
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	19	TITLE="SDL_SetGammaRamp"
	20	HREF="sdlsetgammaramp.html"></HEAD
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	25	LINK="#0000ee"
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	39	ALIGN="center"
	40	>SDL Library Documentation</TH
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	44	WIDTH="10%"
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	64	>Next</A
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66	></TR
67	></TABLE
68	><HR
69	ALIGN="LEFT"
70	WIDTH="100%"></DIV
71	><H1
72	><A
73	NAME="SDLGETGAMMARAMP"
74	></A
75	>SDL_GetGammaRamp</H1
76	><DIV
77	CLASS="REFNAMEDIV"
78	><A
79	NAME="AEN1598"
80	></A
81	><H2
82	>Name</H2
83	>SDL_GetGammaRamp -- Gets the color gamma lookup tables for the display</DIV
84	><DIV
85	CLASS="REFSYNOPSISDIV"
86	><A
87	NAME="AEN1601"
88	></A
89	><H2
90	>Synopsis</H2
91	><DIV
92	CLASS="FUNCSYNOPSIS"
93	><A
94	NAME="AEN1602"
95	></A
96	><P
97	></P
98	><PRE
99	CLASS="FUNCSYNOPSISINFO"
100	>#include "SDL.h"</PRE
101	><P
102	><CODE
103	><CODE
104	CLASS="FUNCDEF"
105	>int <B
106	CLASS="FSFUNC"
107	>SDL_GetGammaRamp</B
108	></CODE
109	>(Uint16 redtable, Uint16 greentable, Uint16 *bluetable);</CODE
110	></P
111	><P
112	></P
113	></DIV
114	></DIV
115	><DIV
116	CLASS="REFSECT1"
117	><A
118	NAME="AEN1608"
119	></A
120	><H2
121	>Description</H2
122	><P
123	>Gets the gamma translation lookup tables currently used by the display.
124	Each table is an array of 256 Uint16 values.</P
125	><P
126	>Not all display hardware is able to change gamma.</P
127	></DIV
128	><DIV
129	CLASS="REFSECT1"
130	><A
131	NAME="AEN1612"
132	></A
133	><H2
134	>Return Value</H2
135	><P
136	>Returns -1 on error.</P
137	></DIV
138	><DIV
139	CLASS="REFSECT1"
140	><A
141	NAME="AEN1615"
142	></A
143	><H2
144	>See Also</H2
145	><P
146	><A
147	HREF="sdlsetgamma.html"
148	>SDL_SetGamma</A
149	>
150	<A
151	HREF="sdlsetgammaramp.html"
152	>SDL_SetGammaRamp</A
153	></P
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191	>Next</A
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199	>SDL_SetGamma</TD
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207	>Up</A
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210	WIDTH="33%"
211	ALIGN="right"
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213	>SDL_SetGammaRamp</TD
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216	></DIV
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218	></HTML
219	>