Mercurial > sdl-ios-xcode
annotate docs/html/sdlgeteventfilter.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_GetEventFilter</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="Event Functions." | |
14 HREF="eventfunctions.html"><LINK | |
15 REL="PREVIOUS" | |
16 TITLE="SDL_SetEventFilter" | |
17 HREF="sdlseteventfilter.html"><LINK | |
18 REL="NEXT" | |
19 TITLE="SDL_EventState" | |
20 HREF="sdleventstate.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="sdlseteventfilter.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="sdleventstate.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="SDLGETEVENTFILTER" | |
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74 ></A |
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75 >SDL_GetEventFilter</H1 |
0 | 76 ><DIV |
77 CLASS="REFNAMEDIV" | |
78 ><A | |
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79 NAME="AEN5615" |
0 | 80 ></A |
81 ><H2 | |
82 >Name</H2 | |
83 >SDL_GetEventFilter -- Retrieves a pointer to he event filter</DIV | |
84 ><DIV | |
85 CLASS="REFSYNOPSISDIV" | |
86 ><A | |
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87 NAME="AEN5618" |
0 | 88 ></A |
89 ><H2 | |
90 >Synopsis</H2 | |
91 ><DIV | |
92 CLASS="FUNCSYNOPSIS" | |
93 ><A | |
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94 NAME="AEN5619" |
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 >SDL_EventFilter <B | |
106 CLASS="FSFUNC" | |
107 >SDL_GetEventFilter</B | |
108 ></CODE | |
109 >(void);</CODE | |
110 ></P | |
111 ><P | |
112 ></P | |
113 ></DIV | |
114 ></DIV | |
115 ><DIV | |
116 CLASS="REFSECT1" | |
117 ><A | |
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118 NAME="AEN5625" |
0 | 119 ></A |
120 ><H2 | |
121 >Description</H2 | |
122 ><P | |
123 >This function retrieces a pointer to the event filter that was previously set using <A | |
124 HREF="sdlseteventfilter.html" | |
125 ><TT | |
126 CLASS="FUNCTION" | |
127 >SDL_SetEventFilter</TT | |
128 ></A | |
129 >. An SDL_EventFilter function is defined as: | |
130 <PRE | |
131 CLASS="PROGRAMLISTING" | |
132 >typedef int (*SDL_EventFilter)(const SDL_Event *event);</PRE | |
133 ></P | |
134 ></DIV | |
135 ><DIV | |
136 CLASS="REFSECT1" | |
137 ><A | |
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138 NAME="AEN5631" |
0 | 139 ></A |
140 ><H2 | |
141 >Return Value</H2 | |
142 ><P | |
143 >Returns a pointer to the event filter or <TT | |
144 CLASS="LITERAL" | |
145 >NULL</TT | |
146 > if no filter has been set.</P | |
147 ></DIV | |
148 ><DIV | |
149 CLASS="REFSECT1" | |
150 ><A | |
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151 NAME="AEN5635" |
0 | 152 ></A |
153 ><H2 | |
154 >See Also</H2 | |
155 ><P | |
156 ><A | |
157 HREF="sdlevent.html" | |
158 ><SPAN | |
159 CLASS="STRUCTNAME" | |
160 >SDL_Event</SPAN | |
161 ></A | |
162 >, | |
163 <A | |
164 HREF="sdlseteventfilter.html" | |
165 ><TT | |
166 CLASS="FUNCTION" | |
167 >SDL_SetEventFilter</TT | |
168 ></A | |
169 ></P | |
170 ></DIV | |
171 ><DIV | |
172 CLASS="NAVFOOTER" | |
173 ><HR | |
174 ALIGN="LEFT" | |
175 WIDTH="100%"><TABLE | |
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176 SUMMARY="Footer navigation table" |
0 | 177 WIDTH="100%" |
178 BORDER="0" | |
179 CELLPADDING="0" | |
180 CELLSPACING="0" | |
181 ><TR | |
182 ><TD | |
183 WIDTH="33%" | |
184 ALIGN="left" | |
185 VALIGN="top" | |
186 ><A | |
187 HREF="sdlseteventfilter.html" | |
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188 ACCESSKEY="P" |
0 | 189 >Prev</A |
190 ></TD | |
191 ><TD | |
192 WIDTH="34%" | |
193 ALIGN="center" | |
194 VALIGN="top" | |
195 ><A | |
196 HREF="index.html" | |
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197 ACCESSKEY="H" |
0 | 198 >Home</A |
199 ></TD | |
200 ><TD | |
201 WIDTH="33%" | |
202 ALIGN="right" | |
203 VALIGN="top" | |
204 ><A | |
205 HREF="sdleventstate.html" | |
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206 ACCESSKEY="N" |
0 | 207 >Next</A |
208 ></TD | |
209 ></TR | |
210 ><TR | |
211 ><TD | |
212 WIDTH="33%" | |
213 ALIGN="left" | |
214 VALIGN="top" | |
215 >SDL_SetEventFilter</TD | |
216 ><TD | |
217 WIDTH="34%" | |
218 ALIGN="center" | |
219 VALIGN="top" | |
220 ><A | |
221 HREF="eventfunctions.html" | |
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222 ACCESSKEY="U" |
0 | 223 >Up</A |
224 ></TD | |
225 ><TD | |
226 WIDTH="33%" | |
227 ALIGN="right" | |
228 VALIGN="top" | |
229 >SDL_EventState</TD | |
230 ></TR | |
231 ></TABLE | |
232 ></DIV | |
233 ></BODY | |
234 ></HTML | |
235 > |