Mercurial > sdl-ios-xcode
annotate docs/html/sdlfreesurface.html @ 315:3333b6e68289
Date: Sat, 23 Mar 2002 13:53:37 +0200
From: "Mike Gorchak" <mike@malva.ua>
Subject: Big QNX patch again.
Added 8bit palette emulation code for window mode with bpp>=15.
Added store/restore original palette for 8bit modes.
Added more information about photon API call fails.
Rewroten change palette code, slow but works.
Fixed bug with set caption before window was inited.
Fixed bugs with some initial state of variables.
Fixed bug with storing old video mode settings.
Fixed bug with switching to fullscreen mode and back.
Fixed few double SEGFAULTS during parachute mode.
Removed compilation warning with no PgWaitHWIdle prototype.
Removed pack of dead unusable code.
Cleanups SDL_PrivateVideoData structure, some headers.
Some code formatting.
| author | Sam Lantinga <slouken@libsdl.org> |
|---|---|
| date | Sat, 23 Mar 2002 20:19:44 +0000 |
| parents | e5bc29de3f0a |
| children | 355632dca928 |
| rev | line source |
|---|---|
| 0 | 1 <HTML |
| 2 ><HEAD | |
| 3 ><TITLE | |
| 4 >SDL_FreeSurface</TITLE | |
| 5 ><META | |
| 6 NAME="GENERATOR" | |
|
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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_CreateRGBSurfaceFrom" | |
| 17 HREF="sdlcreatergbsurfacefrom.html"><LINK | |
| 18 REL="NEXT" | |
| 19 TITLE="SDL_LockSurface" | |
| 20 HREF="sdllocksurface.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="sdlcreatergbsurfacefrom.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="sdllocksurface.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="SDLFREESURFACE" | |
| 71 >SDL_FreeSurface</A | |
| 72 ></H1 | |
| 73 ><DIV | |
| 74 CLASS="REFNAMEDIV" | |
| 75 ><A | |
|
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76 NAME="AEN1509" |
| 0 | 77 ></A |
| 78 ><H2 | |
| 79 >Name</H2 | |
|
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80 >SDL_FreeSurface -- Frees (deletes) a SDL_Surface</DIV |
| 0 | 81 ><DIV |
| 82 CLASS="REFSYNOPSISDIV" | |
| 83 ><A | |
|
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84 NAME="AEN1512" |
| 0 | 85 ></A |
| 86 ><H2 | |
| 87 >Synopsis</H2 | |
| 88 ><DIV | |
| 89 CLASS="FUNCSYNOPSIS" | |
| 90 ><A | |
|
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91 NAME="AEN1513" |
| 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 >void <B | |
| 103 CLASS="FSFUNC" | |
| 104 >SDL_FreeSurface</B | |
| 105 ></CODE | |
| 106 >(SDL_Surface *surface);</CODE | |
| 107 ></P | |
| 108 ><P | |
| 109 ></P | |
| 110 ></DIV | |
| 111 ></DIV | |
| 112 ><DIV | |
| 113 CLASS="REFSECT1" | |
| 114 ><A | |
|
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115 NAME="AEN1519" |
| 0 | 116 ></A |
| 117 ><H2 | |
| 118 >Description</H2 | |
| 119 ><P | |
| 120 >Frees the resources used by a previously created <SPAN | |
| 121 CLASS="STRUCTNAME" | |
| 122 >SDL_Surface</SPAN | |
| 123 >. If the surface was created using | |
| 124 <A | |
| 125 HREF="sdlcreatergbsurfacefrom.html" | |
| 126 >SDL_CreateRGBSurfaceFrom</A | |
| 127 > then the pixel data is not freed.</P | |
| 128 ></DIV | |
| 129 ><DIV | |
| 130 CLASS="REFSECT1" | |
| 131 ><A | |
|
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132 NAME="AEN1524" |
| 0 | 133 ></A |
| 134 ><H2 | |
| 135 >See Also</H2 | |
| 136 ><P | |
| 137 ><A | |
| 138 HREF="sdlcreatergbsurface.html" | |
| 139 ><TT | |
| 140 CLASS="FUNCTION" | |
| 141 >SDL_CreateRGBSurface</TT | |
| 142 ></A | |
| 143 > | |
| 144 <A | |
| 145 HREF="sdlcreatergbsurfacefrom.html" | |
| 146 ><TT | |
| 147 CLASS="FUNCTION" | |
| 148 >SDL_CreateRGBSurfaceFrom</TT | |
| 149 ></A | |
| 150 ></P | |
| 151 ></DIV | |
| 152 ><DIV | |
| 153 CLASS="NAVFOOTER" | |
| 154 ><HR | |
| 155 ALIGN="LEFT" | |
| 156 WIDTH="100%"><TABLE | |
| 157 WIDTH="100%" | |
| 158 BORDER="0" | |
| 159 CELLPADDING="0" | |
| 160 CELLSPACING="0" | |
| 161 ><TR | |
| 162 ><TD | |
| 163 WIDTH="33%" | |
| 164 ALIGN="left" | |
| 165 VALIGN="top" | |
| 166 ><A | |
| 167 HREF="sdlcreatergbsurfacefrom.html" | |
| 168 >Prev</A | |
| 169 ></TD | |
| 170 ><TD | |
| 171 WIDTH="34%" | |
| 172 ALIGN="center" | |
| 173 VALIGN="top" | |
| 174 ><A | |
| 175 HREF="index.html" | |
| 176 >Home</A | |
| 177 ></TD | |
| 178 ><TD | |
| 179 WIDTH="33%" | |
| 180 ALIGN="right" | |
| 181 VALIGN="top" | |
| 182 ><A | |
| 183 HREF="sdllocksurface.html" | |
| 184 >Next</A | |
| 185 ></TD | |
| 186 ></TR | |
| 187 ><TR | |
| 188 ><TD | |
| 189 WIDTH="33%" | |
| 190 ALIGN="left" | |
| 191 VALIGN="top" | |
| 192 >SDL_CreateRGBSurfaceFrom</TD | |
| 193 ><TD | |
| 194 WIDTH="34%" | |
| 195 ALIGN="center" | |
| 196 VALIGN="top" | |
| 197 ><A | |
| 198 HREF="video.html" | |
| 199 >Up</A | |
| 200 ></TD | |
| 201 ><TD | |
| 202 WIDTH="33%" | |
| 203 ALIGN="right" | |
| 204 VALIGN="top" | |
| 205 >SDL_LockSurface</TD | |
| 206 ></TR | |
| 207 ></TABLE | |
| 208 ></DIV | |
| 209 ></BODY | |
| 210 ></HTML | |
| 211 > |