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  73 NAME="SDLGLGETATTRIBUTE"
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  75 >SDL_GL_GetAttribute</H1
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  77 CLASS="REFNAMEDIV"
  78 ><A
  79 NAME="AEN2708"
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  81 ><H2
  82 >Name</H2
  83 >SDL_GL_GetAttribute&nbsp;--&nbsp;Get the value of a special SDL/OpenGL attribute</DIV
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  90 >Synopsis</H2
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  98 ><PRE
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 100 >#include "SDL.h"</PRE
 101 ><P
 102 ><CODE
 103 ><CODE
 104 CLASS="FUNCDEF"
 105 >int <B
 106 CLASS="FSFUNC"
 107 >SDL_GL_GetAttribute</B
 108 ></CODE
 109 >(SDLGLattr attr, int *value);</CODE
 110 ></P
 111 ><P
 112 ></P
 113 ></DIV
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 115 ><DIV
 116 CLASS="REFSECT1"
 117 ><A
 118 NAME="AEN2718"
 119 ></A
 120 ><H2
 121 >Description</H2
 122 ><P
 123 >Places the value of the SDL/OpenGL <A
 124 HREF="sdlglattr.html"
 125 >attribute</A
 126 > <TT
 127 CLASS="PARAMETER"
 128 ><I
 129 >attr</I
 130 ></TT
 131 > into <TT
 132 CLASS="PARAMETER"
 133 ><I
 134 >value</I
 135 ></TT
 136 >. This is useful after a call to <A
 137 HREF="sdlsetvideomode.html"
 138 ><TT
 139 CLASS="FUNCTION"
 140 >SDL_SetVideoMode</TT
 141 ></A
 142 > to check whether your attributes have been <A
 143 HREF="sdlglsetattribute.html"
 144 >set</A
 145 > as you expected.</P
 146 ></DIV
 147 ><DIV
 148 CLASS="REFSECT1"
 149 ><A
 150 NAME="AEN2727"
 151 ></A
 152 ><H2
 153 >Return Value</H2
 154 ><P
 155 >Returns <SPAN
 156 CLASS="RETURNVALUE"
 157 >0</SPAN
 158 > on success, or <SPAN
 159 CLASS="RETURNVALUE"
 160 >-1</SPAN
 161 > on an error.</P
 162 ></DIV
 163 ><DIV
 164 CLASS="REFSECT1"
 165 ><A
 166 NAME="AEN2732"
 167 ></A
 168 ><H2
 169 >See Also</H2
 170 ><P
 171 ><A
 172 HREF="sdlglsetattribute.html"
 173 ><TT
 174 CLASS="FUNCTION"
 175 >SDL_GL_SetAttribute</TT
 176 ></A
 177 >,
 178 <A
 179 HREF="sdlglattr.html"
 180 >GL Attributes</A
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