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Merge branch 'master' of git.shadowcat.co.uk:SDL-Site
[sdlgit/SDL-Site.git] / pages / SDL-GFX-Rotozoom.html-inc
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cf23a5da 1<div class="pod">
2<!-- INDEX START -->
3<h3 id="TOP">Index</h3>
4
5<ul><li><a href="#NAME">NAME</a></li>
6<li><a href="#CATEGORY">CATEGORY</a></li>
fb5f7900 7<li><a href="#CONSTANTS">CONSTANTS</a></li>
cf23a5da 8<li><a href="#METHODS">METHODS</a>
9<ul><li><a href="#surface">surface</a></li>
10<li><a href="#surface_xy">surface_xy</a></li>
11<li><a href="#surface_size">surface_size</a></li>
12<li><a href="#surface_size_xy">surface_size_xy</a></li>
13<li><a href="#zoom_surface">zoom_surface</a></li>
14<li><a href="#zoom_surface_size">zoom_surface_size</a></li>
15<li><a href="#shrink_surface">shrink_surface</a></li>
c7e8d3c6 16<li><a href="#rotate_surface_90_degrees">rotate_surface_90_degrees</a></li>
cf23a5da 17</ul>
18</li>
c7e8d3c6 19<li><a href="#AUTHORS">AUTHORS</a>
20</li>
cf23a5da 21</ul><hr />
22<!-- INDEX END -->
23
24<h1 id="NAME">NAME</h1><p><a href="#TOP" class="toplink">Top</a></p>
25<div id="NAME_CONTENT">
26<p>SDL::GFX::Rotozoom - rotation and zooming functions for surfaces</p>
27
28</div>
29<h1 id="CATEGORY">CATEGORY</h1><p><a href="#TOP" class="toplink">Top</a></p>
30<div id="CATEGORY_CONTENT">
b5d537cc 31<p>TODO, GFX</p>
cf23a5da 32
33</div>
fb5f7900 34<h1 id="CONSTANTS">CONSTANTS</h1><p><a href="#TOP" class="toplink">Top</a></p>
35<div id="CONSTANTS_CONTENT">
36<p>The constants are not exported by default. You can export them into your namespace by doing:</p>
37<pre> use SDL::GFX::Rotozoom ':all';
38
39</pre>
40<p>or access them directly:</p>
41<pre> SDL::GFX::Rotozoom::SMOOTHING_OFF;
42
43</pre>
44<p>or by choosing the export tags below:</p>
45<p>Export tag: ':smoothing'</p>
46<pre> SMOOTHING_OFF
47 SMOOTHING_ON
48
49</pre>
50
51</div>
cf23a5da 52<h1 id="METHODS">METHODS</h1><p><a href="#TOP" class="toplink">Top</a></p>
53<div id="METHODS_CONTENT">
54
55</div>
56<h2 id="surface">surface</h2>
57<div id="surface_CONTENT">
58<pre> SDL_Surface *
59 gfx_roto_surface(src, angle, zoom, smooth)
60 SDL_Surface * src
61 double angle
62 double zoom
63 int smooth
64 PREINIT:
65 char *CLASS = &quot;SDL::Surface&quot;;
66 CODE:
67 RETVAL = rotozoomSurface(src, angle, zoom, smooth);
68 OUTPUT:
69 RETVAL
70
71</pre>
72
73</div>
74<h2 id="surface_xy">surface_xy</h2>
75<div id="surface_xy_CONTENT">
76<pre> SDL_Surface *
77 gfx_roto_surface_xy(src, angle, zoomx, zoomy, smooth)
78 SDL_Surface * src
79 double angle
80 double zoomx
81 double zoomy
82 int smooth
83 PREINIT:
84 char *CLASS = &quot;SDL::Surface&quot;;
85 CODE:
86 RETVAL = rotozoomSurfaceXY(src, angle, zoomx, zoomy, smooth);
87 OUTPUT:
88 RETVAL
89
90</pre>
91
92</div>
93<h2 id="surface_size">surface_size</h2>
94<div id="surface_size_CONTENT">
95<pre> void
96 gfx_roto_surface_size(width, height, angle, zoom, dstwidth, dstheight)
97 int width
98 int height
99 double angle
100 double zoom
101 int *dstwidth
102 int *dstheight
103 CODE:
104 rotozoomSurfaceSize(width, height, angle, zoom, dstwidth, dstheight);
105
106</pre>
107
108</div>
109<h2 id="surface_size_xy">surface_size_xy</h2>
110<div id="surface_size_xy_CONTENT">
111<pre> void
112 gfx_roto_surface_size_xy(width, height, angle, zoomx, zoomy, dstwidth, dstheight)
113 int width
114 int height
115 double angle
116 double zoomx
117 double zoomy
118 int *dstwidth
119 int *dstheight
120 CODE:
121 rotozoomSurfaceSizeXY(width, height, angle, zoomx, zoomy, dstwidth, dstheight);
122
123</pre>
124
125</div>
126<h2 id="zoom_surface">zoom_surface</h2>
127<div id="zoom_surface_CONTENT">
128<pre> SDL_Surface *
129 gfx_roto_zoom_surface(src, zoomx, zoomy, smooth)
130 SDL_Surface * src
131 double zoomx
132 double zoomy
133 int smooth
134 PREINIT:
135 char *CLASS = &quot;SDL::Surface&quot;;
136 CODE:
137 RETVAL = zoomSurface(src, zoomx, zoomy, smooth);
138 OUTPUT:
139 RETVAL
140
141</pre>
142
143</div>
144<h2 id="zoom_surface_size">zoom_surface_size</h2>
145<div id="zoom_surface_size_CONTENT">
146<pre> void
147 gfx_roto_zoom_surface_size(width, height, zoomx, zoomy, dstwidth, dstheight)
148 int width
149 int height
150 double zoomx
151 double zoomy
152 int *dstwidth
153 int *dstheight
154 CODE:
155 zoomSurfaceSize(width, height, zoomx, zoomy, dstwidth, dstheight);
156
157</pre>
158
159</div>
160<h2 id="shrink_surface">shrink_surface</h2>
161<div id="shrink_surface_CONTENT">
162<pre> SDL_Surface *
163 gfx_roto_shrink_surface(src, factorx, factory)
164 SDL_Surface * src
165 int factorx
166 int factory
167 PREINIT:
168 char *CLASS = &quot;SDL::Surface&quot;;
169 CODE:
170 RETVAL = shrinkSurface(src, factorx, factory);
171 OUTPUT:
172 RETVAL
173
174</pre>
175
176</div>
177<h2 id="rotate_surface_90_degrees">rotate_surface_90_degrees</h2>
178<div id="rotate_surface_90_degrees_CONTENT">
179<pre> SDL_Surface *
180 gfx_roto_rotate_surface_90_degrees(pSurf, numClockwiseTurns)
181 SDL_Surface* pSurf
182 int numClockwiseTurns
183 PREINIT:
184 char *CLASS = &quot;SDL::Surface&quot;;
185 CODE:
186 RETVAL = rotateSurface90Degrees(pSurf, numClockwiseTurns);
187 OUTPUT:
188 RETVAL
189
cf23a5da 190</pre>
191
192</div>
c7e8d3c6 193<h1 id="AUTHORS">AUTHORS</h1><p><a href="#TOP" class="toplink">Top</a></p>
194<div id="AUTHORS_CONTENT">
1dbe1697 195<p>See <a href="/SDL.html#AUTHORS">/SDL.html#AUTHORS</a>.</p>
c7e8d3c6 196
197
198
199
200
201</div>
cf23a5da 202</div>
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