Mercurial > sdl-ios-xcode
annotate docs/html/sdljoystickgethat.html @ 2787:93764fe8601a
It turns out both the software and the OpenGL renderer had the same problem.
According to the spec, when SDL_SRCALPHA is set, the colorkey is ignored, so
we just need to convert the colorkey into the alpha channel.
author | Sam Lantinga <slouken@libsdl.org> |
---|---|
date | Tue, 25 Nov 2008 05:29:14 +0000 |
parents | 355632dca928 |
children |
rev | line source |
---|---|
0 | 1 <HTML |
2 ><HEAD | |
3 ><TITLE | |
4 >SDL_JoystickGetHat</TITLE | |
5 ><META | |
6 NAME="GENERATOR" | |
803
355632dca928
Updated SDL HTML documentation
Sam Lantinga <slouken@libsdl.org>
parents:
181
diff
changeset
|
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="Joystick" | |
14 HREF="joystick.html"><LINK | |
15 REL="PREVIOUS" | |
16 TITLE="SDL_JoystickGetAxis" | |
17 HREF="sdljoystickgetaxis.html"><LINK | |
18 REL="NEXT" | |
19 TITLE="SDL_JoystickGetButton" | |
20 HREF="sdljoystickgetbutton.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 | |
803
355632dca928
Updated SDL HTML documentation
Sam Lantinga <slouken@libsdl.org>
parents:
181
diff
changeset
|
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="sdljoystickgetaxis.html" | |
803
355632dca928
Updated SDL HTML documentation
Sam Lantinga <slouken@libsdl.org>
parents:
181
diff
changeset
|
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="sdljoystickgetbutton.html" | |
803
355632dca928
Updated SDL HTML documentation
Sam Lantinga <slouken@libsdl.org>
parents:
181
diff
changeset
|
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="SDLJOYSTICKGETHAT" | |
803
355632dca928
Updated SDL HTML documentation
Sam Lantinga <slouken@libsdl.org>
parents:
181
diff
changeset
|
74 ></A |
355632dca928
Updated SDL HTML documentation
Sam Lantinga <slouken@libsdl.org>
parents:
181
diff
changeset
|
75 >SDL_JoystickGetHat</H1 |
0 | 76 ><DIV |
77 CLASS="REFNAMEDIV" | |
78 ><A | |
803
355632dca928
Updated SDL HTML documentation
Sam Lantinga <slouken@libsdl.org>
parents:
181
diff
changeset
|
79 NAME="AEN6358" |
0 | 80 ></A |
81 ><H2 | |
82 >Name</H2 | |
83 >SDL_JoystickGetHat -- Get the current state of a joystick hat</DIV | |
84 ><DIV | |
85 CLASS="REFSYNOPSISDIV" | |
86 ><A | |
803
355632dca928
Updated SDL HTML documentation
Sam Lantinga <slouken@libsdl.org>
parents:
181
diff
changeset
|
87 NAME="AEN6361" |
0 | 88 ></A |
89 ><H2 | |
90 >Synopsis</H2 | |
91 ><DIV | |
92 CLASS="FUNCSYNOPSIS" | |
93 ><A | |
803
355632dca928
Updated SDL HTML documentation
Sam Lantinga <slouken@libsdl.org>
parents:
181
diff
changeset
|
94 NAME="AEN6362" |
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 >Uint8 <B | |
106 CLASS="FSFUNC" | |
107 >SDL_JoystickGetHat</B | |
108 ></CODE | |
109 >(SDL_Joystick *joystick, int hat);</CODE | |
110 ></P | |
111 ><P | |
112 ></P | |
113 ></DIV | |
114 ></DIV | |
115 ><DIV | |
116 CLASS="REFSECT1" | |
117 ><A | |
803
355632dca928
Updated SDL HTML documentation
Sam Lantinga <slouken@libsdl.org>
parents:
181
diff
changeset
|
118 NAME="AEN6368" |
0 | 119 ></A |
120 ><H2 | |
121 >Description</H2 | |
122 ><P | |
123 >SDL_JoystickGetHat returns the current state of the given <TT | |
124 CLASS="PARAMETER" | |
125 ><I | |
126 >hat</I | |
127 ></TT | |
128 > on the given <TT | |
129 CLASS="PARAMETER" | |
130 ><I | |
131 >joystick</I | |
132 ></TT | |
133 >.</P | |
134 ></DIV | |
135 ><DIV | |
136 CLASS="REFSECT1" | |
137 ><A | |
803
355632dca928
Updated SDL HTML documentation
Sam Lantinga <slouken@libsdl.org>
parents:
181
diff
changeset
|
138 NAME="AEN6373" |
0 | 139 ></A |
140 ><H2 | |
141 >Return Value</H2 | |
142 ><P | |
143 >The current state is returned as a Uint8 which is defined as an OR'd combination of one or more of the following</P | |
144 ><P | |
145 ></P | |
146 ><TABLE | |
147 BORDER="0" | |
148 ><TBODY | |
149 ><TR | |
150 ><TD | |
151 ><TT | |
152 CLASS="LITERAL" | |
153 >SDL_HAT_CENTERED</TT | |
154 ></TD | |
155 ></TR | |
156 ><TR | |
157 ><TD | |
158 ><TT | |
159 CLASS="LITERAL" | |
160 >SDL_HAT_UP</TT | |
161 ></TD | |
162 ></TR | |
163 ><TR | |
164 ><TD | |
165 ><TT | |
166 CLASS="LITERAL" | |
167 >SDL_HAT_RIGHT</TT | |
168 ></TD | |
169 ></TR | |
170 ><TR | |
171 ><TD | |
172 ><TT | |
173 CLASS="LITERAL" | |
174 >SDL_HAT_DOWN</TT | |
175 ></TD | |
176 ></TR | |
177 ><TR | |
178 ><TD | |
179 ><TT | |
180 CLASS="LITERAL" | |
181 >SDL_HAT_LEFT</TT | |
182 ></TD | |
183 ></TR | |
184 ><TR | |
185 ><TD | |
186 ><TT | |
187 CLASS="LITERAL" | |
188 >SDL_HAT_RIGHTUP</TT | |
189 ></TD | |
190 ></TR | |
191 ><TR | |
192 ><TD | |
193 ><TT | |
194 CLASS="LITERAL" | |
195 >SDL_HAT_RIGHTDOWN</TT | |
196 ></TD | |
197 ></TR | |
198 ><TR | |
199 ><TD | |
200 ><TT | |
201 CLASS="LITERAL" | |
202 >SDL_HAT_LEFTUP</TT | |
203 ></TD | |
204 ></TR | |
205 ><TR | |
206 ><TD | |
207 ><TT | |
208 CLASS="LITERAL" | |
209 >SDL_HAT_LEFTDOWN</TT | |
210 ></TD | |
211 ></TR | |
212 ></TBODY | |
213 ></TABLE | |
214 ><P | |
215 ></P | |
216 ></DIV | |
217 ><DIV | |
218 CLASS="REFSECT1" | |
219 ><A | |
803
355632dca928
Updated SDL HTML documentation
Sam Lantinga <slouken@libsdl.org>
parents:
181
diff
changeset
|
220 NAME="AEN6395" |
0 | 221 ></A |
222 ><H2 | |
223 >See Also</H2 | |
224 ><P | |
225 ><A | |
226 HREF="sdljoysticknumhats.html" | |
227 ><TT | |
228 CLASS="FUNCTION" | |
229 >SDL_JoystickNumHats</TT | |
230 ></A | |
231 ></P | |
232 ></DIV | |
233 ><DIV | |
234 CLASS="NAVFOOTER" | |
235 ><HR | |
236 ALIGN="LEFT" | |
237 WIDTH="100%"><TABLE | |
803
355632dca928
Updated SDL HTML documentation
Sam Lantinga <slouken@libsdl.org>
parents:
181
diff
changeset
|
238 SUMMARY="Footer navigation table" |
0 | 239 WIDTH="100%" |
240 BORDER="0" | |
241 CELLPADDING="0" | |
242 CELLSPACING="0" | |
243 ><TR | |
244 ><TD | |
245 WIDTH="33%" | |
246 ALIGN="left" | |
247 VALIGN="top" | |
248 ><A | |
249 HREF="sdljoystickgetaxis.html" | |
803
355632dca928
Updated SDL HTML documentation
Sam Lantinga <slouken@libsdl.org>
parents:
181
diff
changeset
|
250 ACCESSKEY="P" |
0 | 251 >Prev</A |
252 ></TD | |
253 ><TD | |
254 WIDTH="34%" | |
255 ALIGN="center" | |
256 VALIGN="top" | |
257 ><A | |
258 HREF="index.html" | |
803
355632dca928
Updated SDL HTML documentation
Sam Lantinga <slouken@libsdl.org>
parents:
181
diff
changeset
|
259 ACCESSKEY="H" |
0 | 260 >Home</A |
261 ></TD | |
262 ><TD | |
263 WIDTH="33%" | |
264 ALIGN="right" | |
265 VALIGN="top" | |
266 ><A | |
267 HREF="sdljoystickgetbutton.html" | |
803
355632dca928
Updated SDL HTML documentation
Sam Lantinga <slouken@libsdl.org>
parents:
181
diff
changeset
|
268 ACCESSKEY="N" |
0 | 269 >Next</A |
270 ></TD | |
271 ></TR | |
272 ><TR | |
273 ><TD | |
274 WIDTH="33%" | |
275 ALIGN="left" | |
276 VALIGN="top" | |
277 >SDL_JoystickGetAxis</TD | |
278 ><TD | |
279 WIDTH="34%" | |
280 ALIGN="center" | |
281 VALIGN="top" | |
282 ><A | |
283 HREF="joystick.html" | |
803
355632dca928
Updated SDL HTML documentation
Sam Lantinga <slouken@libsdl.org>
parents:
181
diff
changeset
|
284 ACCESSKEY="U" |
0 | 285 >Up</A |
286 ></TD | |
287 ><TD | |
288 WIDTH="33%" | |
289 ALIGN="right" | |
290 VALIGN="top" | |
291 >SDL_JoystickGetButton</TD | |
292 ></TR | |
293 ></TABLE | |
294 ></DIV | |
295 ></BODY | |
296 ></HTML | |
297 > |