Mercurial > sdl-ios-xcode
annotate docs/html/sdlglsetattribute.html @ 55:55f1f1b3e27d
Added new docs for SDL 1.2.1
| author | Sam Lantinga <slouken@lokigames.com> |
|---|---|
| date | Sun, 10 Jun 2001 19:31:57 +0000 |
| parents | 74212992fb08 |
| children | e5bc29de3f0a |
| rev | line source |
|---|---|
| 0 | 1 <HTML |
| 2 ><HEAD | |
| 3 ><TITLE | |
| 4 >SDL_GL_SetAttribute</TITLE | |
| 5 ><META | |
| 6 NAME="GENERATOR" | |
|
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55f1f1b3e27d
Added new docs for SDL 1.2.1
Sam Lantinga <slouken@lokigames.com>
parents:
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diff
changeset
|
7 CONTENT="Modular DocBook HTML Stylesheet Version 1.64 |
| 0 | 8 "><LINK |
| 9 REL="HOME" | |
| 10 TITLE="SDL Library Documentation" | |
| 11 HREF="index.html"><LINK | |
| 12 REL="UP" | |
| 13 TITLE="Video" | |
| 14 HREF="video.html"><LINK | |
| 15 REL="PREVIOUS" | |
| 16 TITLE="SDL_GL_GetAttribute" | |
| 17 HREF="sdlglgetattribute.html"><LINK | |
| 18 REL="NEXT" | |
| 19 TITLE="SDL_GL_SwapBuffers" | |
| 20 HREF="sdlglswapbuffers.html"></HEAD | |
| 21 ><BODY | |
| 22 CLASS="REFENTRY" | |
| 23 BGCOLOR="#FFF8DC" | |
| 24 TEXT="#000000" | |
| 25 LINK="#0000ee" | |
| 26 VLINK="#551a8b" | |
| 27 ALINK="#ff0000" | |
| 28 ><DIV | |
| 29 CLASS="NAVHEADER" | |
| 30 ><TABLE | |
| 31 WIDTH="100%" | |
| 32 BORDER="0" | |
| 33 CELLPADDING="0" | |
| 34 CELLSPACING="0" | |
| 35 ><TR | |
| 36 ><TH | |
| 37 COLSPAN="3" | |
| 38 ALIGN="center" | |
| 39 >SDL Library Documentation</TH | |
| 40 ></TR | |
| 41 ><TR | |
| 42 ><TD | |
| 43 WIDTH="10%" | |
| 44 ALIGN="left" | |
| 45 VALIGN="bottom" | |
| 46 ><A | |
| 47 HREF="sdlglgetattribute.html" | |
| 48 >Prev</A | |
| 49 ></TD | |
| 50 ><TD | |
| 51 WIDTH="80%" | |
| 52 ALIGN="center" | |
| 53 VALIGN="bottom" | |
| 54 ></TD | |
| 55 ><TD | |
| 56 WIDTH="10%" | |
| 57 ALIGN="right" | |
| 58 VALIGN="bottom" | |
| 59 ><A | |
| 60 HREF="sdlglswapbuffers.html" | |
| 61 >Next</A | |
| 62 ></TD | |
| 63 ></TR | |
| 64 ></TABLE | |
| 65 ><HR | |
| 66 ALIGN="LEFT" | |
| 67 WIDTH="100%"></DIV | |
| 68 ><H1 | |
| 69 ><A | |
| 70 NAME="SDLGLSETATTRIBUTE" | |
| 71 >SDL_GL_SetAttribute</A | |
| 72 ></H1 | |
| 73 ><DIV | |
| 74 CLASS="REFNAMEDIV" | |
| 75 ><A | |
|
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parents:
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diff
changeset
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76 NAME="AEN2323" |
| 0 | 77 ></A |
| 78 ><H2 | |
| 79 >Name</H2 | |
| 80 >SDL_GL_SetAttribute -- Set a special SDL/OpenGL attribute</DIV | |
| 81 ><DIV | |
| 82 CLASS="REFSYNOPSISDIV" | |
| 83 ><A | |
|
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parents:
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diff
changeset
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84 NAME="AEN2326" |
| 0 | 85 ></A |
| 86 ><H2 | |
| 87 >Synopsis</H2 | |
| 88 ><DIV | |
| 89 CLASS="FUNCSYNOPSIS" | |
| 90 ><A | |
|
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Sam Lantinga <slouken@lokigames.com>
parents:
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diff
changeset
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91 NAME="AEN2327" |
| 0 | 92 ></A |
| 93 ><P | |
| 94 ></P | |
| 95 ><PRE | |
| 96 CLASS="FUNCSYNOPSISINFO" | |
| 97 >#include "SDL.h"</PRE | |
| 98 ><P | |
| 99 ><CODE | |
| 100 ><CODE | |
| 101 CLASS="FUNCDEF" | |
| 102 >int <B | |
| 103 CLASS="FSFUNC" | |
| 104 >SDL_GL_SetAttribute</B | |
| 105 ></CODE | |
| 106 >(SDL_GLattr attr, int value);</CODE | |
| 107 ></P | |
| 108 ><P | |
| 109 ></P | |
| 110 ></DIV | |
| 111 ></DIV | |
| 112 ><DIV | |
| 113 CLASS="REFSECT1" | |
| 114 ><A | |
|
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parents:
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diff
changeset
|
115 NAME="AEN2333" |
| 0 | 116 ></A |
| 117 ><H2 | |
| 118 >Description</H2 | |
| 119 ><P | |
| 120 >Sets the OpenGL <A | |
| 121 HREF="sdlglattr.html" | |
| 122 >attribute</A | |
| 123 > <TT | |
| 124 CLASS="PARAMETER" | |
| 125 ><I | |
| 126 >attr</I | |
| 127 ></TT | |
| 128 > to <TT | |
| 129 CLASS="PARAMETER" | |
| 130 ><I | |
| 131 >value</I | |
| 132 ></TT | |
| 133 >. The attributes you set don't take effect until after a call to <A | |
| 134 HREF="sdlsetvideomode.html" | |
| 135 ><TT | |
| 136 CLASS="FUNCTION" | |
| 137 >SDL_SetVideoMode</TT | |
| 138 ></A | |
| 139 >. You should use <A | |
| 140 HREF="sdlglgetattribute.html" | |
| 141 ><TT | |
| 142 CLASS="FUNCTION" | |
| 143 >SDL_GL_GetAttribute</TT | |
| 144 ></A | |
| 145 > to check the values after a <TT | |
| 146 CLASS="FUNCTION" | |
| 147 >SDL_SetVideoMode</TT | |
| 148 > call.</P | |
| 149 ></DIV | |
| 150 ><DIV | |
| 151 CLASS="REFSECT1" | |
| 152 ><A | |
|
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55f1f1b3e27d
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Sam Lantinga <slouken@lokigames.com>
parents:
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diff
changeset
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153 NAME="AEN2344" |
| 0 | 154 ></A |
| 155 ><H2 | |
| 156 >Return Value</H2 | |
| 157 ><P | |
| 158 >Returns <SPAN | |
| 159 CLASS="RETURNVALUE" | |
| 160 >0</SPAN | |
| 161 > on success, or <SPAN | |
| 162 CLASS="RETURNVALUE" | |
| 163 >-1</SPAN | |
| 164 > on error.</P | |
| 165 ></DIV | |
| 166 ><DIV | |
| 167 CLASS="REFSECT1" | |
| 168 ><A | |
|
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55f1f1b3e27d
Added new docs for SDL 1.2.1
Sam Lantinga <slouken@lokigames.com>
parents:
0
diff
changeset
|
169 NAME="AEN2349" |
| 0 | 170 ></A |
| 171 ><H2 | |
| 172 >Example</H2 | |
| 173 ><PRE | |
| 174 CLASS="PROGRAMLISTING" | |
| 175 >SDL_GL_SetAttribute( SDL_GL_RED_SIZE, 5 ); | |
| 176 SDL_GL_SetAttribute( SDL_GL_GREEN_SIZE, 5 ); | |
| 177 SDL_GL_SetAttribute( SDL_GL_BLUE_SIZE, 5 ); | |
| 178 SDL_GL_SetAttribute( SDL_GL_DEPTH_SIZE, 16 ); | |
| 179 SDL_GL_SetAttribute( SDL_GL_DOUBLEBUFFER, 1 ); | |
| 180 if ( (screen=SDL_SetVideoMode( 640, 480, 16, SDL_OPENGL )) == NULL ) { | |
| 181 fprintf(stderr, "Couldn't set GL mode: %s\n", SDL_GetError()); | |
| 182 SDL_Quit(); | |
| 183 return; | |
| 184 }</PRE | |
| 185 ><DIV | |
| 186 CLASS="NOTE" | |
| 187 ><BLOCKQUOTE | |
| 188 CLASS="NOTE" | |
| 189 ><P | |
| 190 ><B | |
| 191 >Note: </B | |
| 192 >The <TT | |
| 193 CLASS="LITERAL" | |
| 194 >SDL_DOUBLEBUF</TT | |
| 195 > flag is not required to enable double buffering when setting an OpenGL video mode. Double buffering is enabled or disabled using the SDL_GL_DOUBLEBUFFER attribute.</P | |
| 196 ></BLOCKQUOTE | |
| 197 ></DIV | |
| 198 ></DIV | |
| 199 ><DIV | |
| 200 CLASS="REFSECT1" | |
| 201 ><A | |
|
55
55f1f1b3e27d
Added new docs for SDL 1.2.1
Sam Lantinga <slouken@lokigames.com>
parents:
0
diff
changeset
|
202 NAME="AEN2355" |
| 0 | 203 ></A |
| 204 ><H2 | |
| 205 >See Also</H2 | |
| 206 ><P | |
| 207 ><A | |
| 208 HREF="sdlglgetattribute.html" | |
| 209 ><TT | |
| 210 CLASS="FUNCTION" | |
| 211 >SDL_GL_GetAttribute</TT | |
| 212 ></A | |
| 213 >, | |
| 214 <A | |
| 215 HREF="sdlglattr.html" | |
| 216 >GL Attributes</A | |
| 217 ></P | |
| 218 ></DIV | |
| 219 ><DIV | |
| 220 CLASS="NAVFOOTER" | |
| 221 ><HR | |
| 222 ALIGN="LEFT" | |
| 223 WIDTH="100%"><TABLE | |
| 224 WIDTH="100%" | |
| 225 BORDER="0" | |
| 226 CELLPADDING="0" | |
| 227 CELLSPACING="0" | |
| 228 ><TR | |
| 229 ><TD | |
| 230 WIDTH="33%" | |
| 231 ALIGN="left" | |
| 232 VALIGN="top" | |
| 233 ><A | |
| 234 HREF="sdlglgetattribute.html" | |
| 235 >Prev</A | |
| 236 ></TD | |
| 237 ><TD | |
| 238 WIDTH="34%" | |
| 239 ALIGN="center" | |
| 240 VALIGN="top" | |
| 241 ><A | |
| 242 HREF="index.html" | |
| 243 >Home</A | |
| 244 ></TD | |
| 245 ><TD | |
| 246 WIDTH="33%" | |
| 247 ALIGN="right" | |
| 248 VALIGN="top" | |
| 249 ><A | |
| 250 HREF="sdlglswapbuffers.html" | |
| 251 >Next</A | |
| 252 ></TD | |
| 253 ></TR | |
| 254 ><TR | |
| 255 ><TD | |
| 256 WIDTH="33%" | |
| 257 ALIGN="left" | |
| 258 VALIGN="top" | |
| 259 >SDL_GL_GetAttribute</TD | |
| 260 ><TD | |
| 261 WIDTH="34%" | |
| 262 ALIGN="center" | |
| 263 VALIGN="top" | |
| 264 ><A | |
| 265 HREF="video.html" | |
| 266 >Up</A | |
| 267 ></TD | |
| 268 ><TD | |
| 269 WIDTH="33%" | |
| 270 ALIGN="right" | |
| 271 VALIGN="top" | |
| 272 >SDL_GL_SwapBuffers</TD | |
| 273 ></TR | |
| 274 ></TABLE | |
| 275 ></DIV | |
| 276 ></BODY | |
| 277 ></HTML | |
| 278 > |