Mercurial > sdl-ios-xcode
annotate docs/html/sdlquit.html @ 2884:9dde605c7540
Date: Fri, 19 Dec 2008 20:17:35 +0100
From: Couriersud
Subject: Re: Aw: Experience using SDL1.3 in sdlmame/Proposal for api additions
> For consistency you'd probably want:
> SDL_SetRenderDrawColor(Uint8 r, Uint8 g, Uint8 b, Uint8 a);
> SDL_SetRenderDrawBlendMode(SDL_BlendMode blendMode);
> SDL_RenderLine(int x1, int y1, int x2, int y2);
> SDL_RenderFill(SDL_Rect *rect);
>
> You probably also want to add API functions query the current state.
>
I have implemented the above api for the opengl, x11, directfb and
software renderers. I have also renamed *TEXTUREBLENDMODE* constants to
BLENDMODE*. The unix build compiles. The windows renderer still needs to
be updated, but I have no windows development machine at hand. Have a
look at the x11 renderer for a sample.
Vector games now run at 90% both on opengl and directfb in comparison to
sdlmame's own opengl renderer. The same applies to raster games.
The diff also includes
a) Changed XDrawRect to XFillRect in x11 renderer
b) A number of changes to fix blending and modulation issues in the
directfb renderer.
author | Sam Lantinga <slouken@libsdl.org> |
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date | Sat, 20 Dec 2008 12:00:00 +0000 |
parents | 355632dca928 |
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rev | line source |
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0 | 1 <HTML |
2 ><HEAD | |
3 ><TITLE | |
4 >SDL_Quit</TITLE | |
5 ><META | |
6 NAME="GENERATOR" | |
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7 CONTENT="Modular DocBook HTML Stylesheet Version 1.76b+ |
0 | 8 "><LINK |
9 REL="HOME" | |
10 TITLE="SDL Library Documentation" | |
11 HREF="index.html"><LINK | |
12 REL="UP" | |
13 TITLE="General" | |
14 HREF="general.html"><LINK | |
15 REL="PREVIOUS" | |
16 TITLE="SDL_QuitSubSystem" | |
17 HREF="sdlquitsubsystem.html"><LINK | |
18 REL="NEXT" | |
19 TITLE="SDL_WasInit" | |
20 HREF="sdlwasinit.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 | |
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31 SUMMARY="Header navigation table" |
0 | 32 WIDTH="100%" |
33 BORDER="0" | |
34 CELLPADDING="0" | |
35 CELLSPACING="0" | |
36 ><TR | |
37 ><TH | |
38 COLSPAN="3" | |
39 ALIGN="center" | |
40 >SDL Library Documentation</TH | |
41 ></TR | |
42 ><TR | |
43 ><TD | |
44 WIDTH="10%" | |
45 ALIGN="left" | |
46 VALIGN="bottom" | |
47 ><A | |
48 HREF="sdlquitsubsystem.html" | |
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49 ACCESSKEY="P" |
0 | 50 >Prev</A |
51 ></TD | |
52 ><TD | |
53 WIDTH="80%" | |
54 ALIGN="center" | |
55 VALIGN="bottom" | |
56 ></TD | |
57 ><TD | |
58 WIDTH="10%" | |
59 ALIGN="right" | |
60 VALIGN="bottom" | |
61 ><A | |
62 HREF="sdlwasinit.html" | |
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63 ACCESSKEY="N" |
0 | 64 >Next</A |
65 ></TD | |
66 ></TR | |
67 ></TABLE | |
68 ><HR | |
69 ALIGN="LEFT" | |
70 WIDTH="100%"></DIV | |
71 ><H1 | |
72 ><A | |
73 NAME="SDLQUIT" | |
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74 ></A |
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75 >SDL_Quit</H1 |
0 | 76 ><DIV |
77 CLASS="REFNAMEDIV" | |
78 ><A | |
55
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79 NAME="AEN585" |
0 | 80 ></A |
81 ><H2 | |
82 >Name</H2 | |
83 >SDL_Quit -- Shut down SDL</DIV | |
84 ><DIV | |
85 CLASS="REFSYNOPSISDIV" | |
86 ><A | |
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87 NAME="AEN588" |
0 | 88 ></A |
89 ><H2 | |
90 >Synopsis</H2 | |
91 ><DIV | |
92 CLASS="FUNCSYNOPSIS" | |
93 ><A | |
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94 NAME="AEN589" |
0 | 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 >void <B | |
106 CLASS="FSFUNC" | |
107 >SDL_Quit</B | |
108 ></CODE | |
109 >(void);</CODE | |
110 ></P | |
111 ><P | |
112 ></P | |
113 ></DIV | |
114 ></DIV | |
115 ><DIV | |
116 CLASS="REFSECT1" | |
117 ><A | |
55
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118 NAME="AEN595" |
0 | 119 ></A |
120 ><H2 | |
121 >Description</H2 | |
122 ><P | |
123 ><TT | |
124 CLASS="FUNCTION" | |
125 >SDL_Quit</TT | |
126 > shuts down all SDL subsystems and frees the resources allocated to them. This should always be called before you exit. For the sake of simplicity you can set <TT | |
127 CLASS="FUNCTION" | |
128 >SDL_Quit</TT | |
129 > as your <TT | |
130 CLASS="FUNCTION" | |
131 >atexit</TT | |
132 > call, like: | |
133 <PRE | |
134 CLASS="PROGRAMLISTING" | |
135 >SDL_Init(SDL_INIT_VIDEO|SDL_INIT_AUDIO); | |
136 atexit(SDL_Quit); | |
137 . | |
138 .</PRE | |
139 ></P | |
140 ><DIV | |
141 CLASS="NOTE" | |
142 ><BLOCKQUOTE | |
143 CLASS="NOTE" | |
144 ><P | |
145 ><B | |
146 >Note: </B | |
147 >While using <TT | |
148 CLASS="FUNCTION" | |
149 >atexit</TT | |
150 > maybe be fine for small programs, more advanced users should shut down SDL in their own cleanup code. Plus, using <TT | |
151 CLASS="FUNCTION" | |
152 >atexit</TT | |
153 > in a library is a sure way to crash dynamically loaded code</P | |
154 ></BLOCKQUOTE | |
155 ></DIV | |
156 ></DIV | |
157 ><DIV | |
158 CLASS="REFSECT1" | |
159 ><A | |
55
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160 NAME="AEN606" |
0 | 161 ></A |
162 ><H2 | |
163 >See Also</H2 | |
164 ><P | |
165 ><A | |
166 HREF="sdlquitsubsystem.html" | |
167 ><TT | |
168 CLASS="FUNCTION" | |
169 >SDL_QuitSubsystem</TT | |
170 ></A | |
171 >, | |
172 <A | |
173 HREF="sdlinit.html" | |
174 ><TT | |
175 CLASS="FUNCTION" | |
176 >SDL_Init</TT | |
177 ></A | |
178 ></P | |
179 ></DIV | |
180 ><DIV | |
181 CLASS="NAVFOOTER" | |
182 ><HR | |
183 ALIGN="LEFT" | |
184 WIDTH="100%"><TABLE | |
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185 SUMMARY="Footer navigation table" |
0 | 186 WIDTH="100%" |
187 BORDER="0" | |
188 CELLPADDING="0" | |
189 CELLSPACING="0" | |
190 ><TR | |
191 ><TD | |
192 WIDTH="33%" | |
193 ALIGN="left" | |
194 VALIGN="top" | |
195 ><A | |
196 HREF="sdlquitsubsystem.html" | |
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197 ACCESSKEY="P" |
0 | 198 >Prev</A |
199 ></TD | |
200 ><TD | |
201 WIDTH="34%" | |
202 ALIGN="center" | |
203 VALIGN="top" | |
204 ><A | |
205 HREF="index.html" | |
803
355632dca928
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206 ACCESSKEY="H" |
0 | 207 >Home</A |
208 ></TD | |
209 ><TD | |
210 WIDTH="33%" | |
211 ALIGN="right" | |
212 VALIGN="top" | |
213 ><A | |
214 HREF="sdlwasinit.html" | |
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215 ACCESSKEY="N" |
0 | 216 >Next</A |
217 ></TD | |
218 ></TR | |
219 ><TR | |
220 ><TD | |
221 WIDTH="33%" | |
222 ALIGN="left" | |
223 VALIGN="top" | |
224 >SDL_QuitSubSystem</TD | |
225 ><TD | |
226 WIDTH="34%" | |
227 ALIGN="center" | |
228 VALIGN="top" | |
229 ><A | |
230 HREF="general.html" | |
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355632dca928
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231 ACCESSKEY="U" |
0 | 232 >Up</A |
233 ></TD | |
234 ><TD | |
235 WIDTH="33%" | |
236 ALIGN="right" | |
237 VALIGN="top" | |
238 >SDL_WasInit</TD | |
239 ></TR | |
240 ></TABLE | |
241 ></DIV | |
242 ></BODY | |
243 ></HTML | |
244 > |