|
1 <HTML |
|
2 ><HEAD |
|
3 ><TITLE |
|
4 >SDL_UpdateRect</TITLE |
|
5 ><META |
|
6 NAME="GENERATOR" |
|
7 CONTENT="Modular DocBook HTML Stylesheet Version 1.76b+ |
|
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_SetVideoMode" |
|
17 HREF="sdlsetvideomode.html"><LINK |
|
18 REL="NEXT" |
|
19 TITLE="SDL_UpdateRects" |
|
20 HREF="sdlupdaterects.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 SUMMARY="Header navigation table" |
|
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="sdlsetvideomode.html" |
|
49 ACCESSKEY="P" |
|
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="sdlupdaterects.html" |
|
63 ACCESSKEY="N" |
|
64 >Next</A |
|
65 ></TD |
|
66 ></TR |
|
67 ></TABLE |
|
68 ><HR |
|
69 ALIGN="LEFT" |
|
70 WIDTH="100%"></DIV |
|
71 ><H1 |
|
72 ><A |
|
73 NAME="SDLUPDATERECT" |
|
74 ></A |
|
75 >SDL_UpdateRect</H1 |
|
76 ><DIV |
|
77 CLASS="REFNAMEDIV" |
|
78 ><A |
|
79 NAME="AEN1355" |
|
80 ></A |
|
81 ><H2 |
|
82 >Name</H2 |
|
83 >SDL_UpdateRect -- Makes sure the given area is updated on the given screen.</DIV |
|
84 ><DIV |
|
85 CLASS="REFSYNOPSISDIV" |
|
86 ><A |
|
87 NAME="AEN1358" |
|
88 ></A |
|
89 ><H2 |
|
90 >Synopsis</H2 |
|
91 ><DIV |
|
92 CLASS="FUNCSYNOPSIS" |
|
93 ><A |
|
94 NAME="AEN1359" |
|
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_UpdateRect</B |
|
108 ></CODE |
|
109 >(SDL_Surface *screen, Sint32 x, Sint32 y, Sint32 w, Sint32 h);</CODE |
|
110 ></P |
|
111 ><P |
|
112 ></P |
|
113 ></DIV |
|
114 ></DIV |
|
115 ><DIV |
|
116 CLASS="REFSECT1" |
|
117 ><A |
|
118 NAME="AEN1365" |
|
119 ></A |
|
120 ><H2 |
|
121 >Description</H2 |
|
122 ><P |
|
123 >Makes sure the given area is updated on the given screen. The rectangle must |
|
124 be confined within the screen boundaries (no clipping is done).</P |
|
125 ><P |
|
126 >If '<TT |
|
127 CLASS="PARAMETER" |
|
128 ><I |
|
129 >x</I |
|
130 ></TT |
|
131 >', '<TT |
|
132 CLASS="PARAMETER" |
|
133 ><I |
|
134 >y</I |
|
135 ></TT |
|
136 >', '<TT |
|
137 CLASS="PARAMETER" |
|
138 ><I |
|
139 >w</I |
|
140 ></TT |
|
141 >' |
|
142 and '<TT |
|
143 CLASS="PARAMETER" |
|
144 ><I |
|
145 >h</I |
|
146 ></TT |
|
147 >' are all 0, |
|
148 <TT |
|
149 CLASS="FUNCTION" |
|
150 >SDL_UpdateRect</TT |
|
151 > will update the |
|
152 entire screen.</P |
|
153 ><P |
|
154 >This function should not be called while '<TT |
|
155 CLASS="PARAMETER" |
|
156 ><I |
|
157 >screen</I |
|
158 ></TT |
|
159 >' is |
|
160 <A |
|
161 HREF="sdllocksurface.html" |
|
162 >locked</A |
|
163 >.</P |
|
164 ></DIV |
|
165 ><DIV |
|
166 CLASS="REFSECT1" |
|
167 ><A |
|
168 NAME="AEN1377" |
|
169 ></A |
|
170 ><H2 |
|
171 >See Also</H2 |
|
172 ><P |
|
173 ><A |
|
174 HREF="sdlupdaterects.html" |
|
175 ><TT |
|
176 CLASS="FUNCTION" |
|
177 >SDL_UpdateRects</TT |
|
178 ></A |
|
179 >, |
|
180 <A |
|
181 HREF="sdlrect.html" |
|
182 ><SPAN |
|
183 CLASS="STRUCTNAME" |
|
184 >SDL_Rect</SPAN |
|
185 ></A |
|
186 >, |
|
187 <A |
|
188 HREF="sdlsurface.html" |
|
189 ><SPAN |
|
190 CLASS="STRUCTNAME" |
|
191 >SDL_Surface</SPAN |
|
192 ></A |
|
193 >, |
|
194 <A |
|
195 HREF="sdllocksurface.html" |
|
196 ><TT |
|
197 CLASS="FUNCTION" |
|
198 >SDL_LockSurface</TT |
|
199 ></A |
|
200 ></P |
|
201 ></DIV |
|
202 ><DIV |
|
203 CLASS="NAVFOOTER" |
|
204 ><HR |
|
205 ALIGN="LEFT" |
|
206 WIDTH="100%"><TABLE |
|
207 SUMMARY="Footer navigation table" |
|
208 WIDTH="100%" |
|
209 BORDER="0" |
|
210 CELLPADDING="0" |
|
211 CELLSPACING="0" |
|
212 ><TR |
|
213 ><TD |
|
214 WIDTH="33%" |
|
215 ALIGN="left" |
|
216 VALIGN="top" |
|
217 ><A |
|
218 HREF="sdlsetvideomode.html" |
|
219 ACCESSKEY="P" |
|
220 >Prev</A |
|
221 ></TD |
|
222 ><TD |
|
223 WIDTH="34%" |
|
224 ALIGN="center" |
|
225 VALIGN="top" |
|
226 ><A |
|
227 HREF="index.html" |
|
228 ACCESSKEY="H" |
|
229 >Home</A |
|
230 ></TD |
|
231 ><TD |
|
232 WIDTH="33%" |
|
233 ALIGN="right" |
|
234 VALIGN="top" |
|
235 ><A |
|
236 HREF="sdlupdaterects.html" |
|
237 ACCESSKEY="N" |
|
238 >Next</A |
|
239 ></TD |
|
240 ></TR |
|
241 ><TR |
|
242 ><TD |
|
243 WIDTH="33%" |
|
244 ALIGN="left" |
|
245 VALIGN="top" |
|
246 >SDL_SetVideoMode</TD |
|
247 ><TD |
|
248 WIDTH="34%" |
|
249 ALIGN="center" |
|
250 VALIGN="top" |
|
251 ><A |
|
252 HREF="video.html" |
|
253 ACCESSKEY="U" |
|
254 >Up</A |
|
255 ></TD |
|
256 ><TD |
|
257 WIDTH="33%" |
|
258 ALIGN="right" |
|
259 VALIGN="top" |
|
260 >SDL_UpdateRects</TD |
|
261 ></TR |
|
262 ></TABLE |
|
263 ></DIV |
|
264 ></BODY |
|
265 ></HTML |
|
266 > |