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71 | ><H1 |
72 | ><A |
73 | NAME="SDLGETGAMMARAMP" |
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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" |
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89 | ><H2 |
90 | >Synopsis</H2 |
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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 |
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118 | NAME="AEN1608" |
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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 |
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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 |
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213 | >SDL_SetGammaRamp</TD |
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