1 1.1 mrg <!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01//EN" "http://www.w3.org/TR/html4/loose.dtd"> 2 1.1 mrg <HTML 3 1.1 mrg ><HEAD 4 1.1 mrg ><TITLE 5 1.1 mrg >FcMatrixRotate</TITLE 6 1.1 mrg ><META 7 1.1 mrg NAME="GENERATOR" 8 1.1 mrg CONTENT="Modular DocBook HTML Stylesheet Version 1.79"><LINK 9 1.1 mrg REL="HOME" 10 1.1 mrg HREF="t1.html"><LINK 11 1.1 mrg REL="UP" 12 1.1 mrg TITLE="FcMatrix" 13 1.1.1.7 mrg HREF="x103.html#AEN2730"><LINK 14 1.1 mrg REL="PREVIOUS" 15 1.1 mrg TITLE="FcMatrixMultiply" 16 1.1 mrg HREF="fcmatrixmultiply.html"><LINK 17 1.1 mrg REL="NEXT" 18 1.1 mrg TITLE="FcMatrixScale" 19 1.1 mrg HREF="fcmatrixscale.html"></HEAD 20 1.1 mrg ><BODY 21 1.1 mrg CLASS="REFENTRY" 22 1.1 mrg BGCOLOR="#FFFFFF" 23 1.1 mrg TEXT="#000000" 24 1.1 mrg LINK="#0000FF" 25 1.1 mrg VLINK="#840084" 26 1.1 mrg ALINK="#0000FF" 27 1.1 mrg ><DIV 28 1.1 mrg CLASS="NAVHEADER" 29 1.1 mrg ><TABLE 30 1.1 mrg SUMMARY="Header navigation table" 31 1.1 mrg WIDTH="100%" 32 1.1 mrg BORDER="0" 33 1.1 mrg CELLPADDING="0" 34 1.1 mrg CELLSPACING="0" 35 1.1 mrg ><TR 36 1.1 mrg ><TH 37 1.1 mrg COLSPAN="3" 38 1.1 mrg ALIGN="center" 39 1.1 mrg ></TH 40 1.1 mrg ></TR 41 1.1 mrg ><TR 42 1.1 mrg ><TD 43 1.1 mrg WIDTH="10%" 44 1.1 mrg ALIGN="left" 45 1.1 mrg VALIGN="bottom" 46 1.1 mrg ><A 47 1.1 mrg HREF="fcmatrixmultiply.html" 48 1.1 mrg ACCESSKEY="P" 49 1.1 mrg ><<< Previous</A 50 1.1 mrg ></TD 51 1.1 mrg ><TD 52 1.1 mrg WIDTH="80%" 53 1.1 mrg ALIGN="center" 54 1.1 mrg VALIGN="bottom" 55 1.1 mrg ></TD 56 1.1 mrg ><TD 57 1.1 mrg WIDTH="10%" 58 1.1 mrg ALIGN="right" 59 1.1 mrg VALIGN="bottom" 60 1.1 mrg ><A 61 1.1 mrg HREF="fcmatrixscale.html" 62 1.1 mrg ACCESSKEY="N" 63 1.1 mrg >Next >>></A 64 1.1 mrg ></TD 65 1.1 mrg ></TR 66 1.1 mrg ></TABLE 67 1.1 mrg ><HR 68 1.1 mrg ALIGN="LEFT" 69 1.1 mrg WIDTH="100%"></DIV 70 1.1 mrg ><H1 71 1.1 mrg ><A 72 1.1 mrg NAME="FCMATRIXROTATE" 73 1.1 mrg ></A 74 1.1 mrg >FcMatrixRotate</H1 75 1.1 mrg ><DIV 76 1.1 mrg CLASS="REFNAMEDIV" 77 1.1 mrg ><A 78 1.1.1.7 mrg NAME="AEN2831" 79 1.1 mrg ></A 80 1.1 mrg ><H2 81 1.1 mrg >Name</H2 82 1.1 mrg >FcMatrixRotate -- Rotate a matrix</DIV 83 1.1 mrg ><DIV 84 1.1 mrg CLASS="REFSYNOPSISDIV" 85 1.1 mrg ><A 86 1.1.1.7 mrg NAME="AEN2834" 87 1.1 mrg ></A 88 1.1 mrg ><H2 89 1.1 mrg >Synopsis</H2 90 1.1 mrg ><DIV 91 1.1 mrg CLASS="FUNCSYNOPSIS" 92 1.1 mrg ><P 93 1.1 mrg ></P 94 1.1 mrg ><A 95 1.1.1.7 mrg NAME="AEN2835" 96 1.1 mrg ></A 97 1.1 mrg ><TABLE 98 1.1 mrg BORDER="0" 99 1.1 mrg BGCOLOR="#E0E0E0" 100 1.1 mrg WIDTH="100%" 101 1.1 mrg ><TR 102 1.1 mrg ><TD 103 1.1 mrg ><PRE 104 1.1 mrg CLASS="FUNCSYNOPSISINFO" 105 1.1.1.3 mrg >#include <fontconfig/fontconfig.h> 106 1.1.1.8 mrg </PRE 107 1.1 mrg ></TD 108 1.1 mrg ></TR 109 1.1 mrg ></TABLE 110 1.1 mrg ><P 111 1.1 mrg ><CODE 112 1.1 mrg ><CODE 113 1.1 mrg CLASS="FUNCDEF" 114 1.1 mrg >void <TT 115 1.1 mrg CLASS="FUNCTION" 116 1.1 mrg >FcMatrixRotate</TT 117 1.1 mrg ></CODE 118 1.1 mrg >(FcMatrix *<TT 119 1.1 mrg CLASS="PARAMETER" 120 1.1 mrg ><I 121 1.1 mrg >matrix</I 122 1.1 mrg ></TT 123 1.1 mrg >, double <TT 124 1.1 mrg CLASS="PARAMETER" 125 1.1 mrg ><I 126 1.1 mrg >cos</I 127 1.1 mrg ></TT 128 1.1 mrg >, double <TT 129 1.1 mrg CLASS="PARAMETER" 130 1.1 mrg ><I 131 1.1 mrg >sin</I 132 1.1 mrg ></TT 133 1.1 mrg >);</CODE 134 1.1 mrg ></P 135 1.1 mrg ><P 136 1.1 mrg ></P 137 1.1 mrg ></DIV 138 1.1 mrg ></DIV 139 1.1 mrg ><DIV 140 1.1 mrg CLASS="REFSECT1" 141 1.1 mrg ><A 142 1.1.1.7 mrg NAME="AEN2846" 143 1.1 mrg ></A 144 1.1 mrg ><H2 145 1.1 mrg >Description</H2 146 1.1 mrg ><P 147 1.1 mrg ><TT 148 1.1 mrg CLASS="FUNCTION" 149 1.1 mrg >FcMatrixRotate</TT 150 1.1 mrg > rotates <TT 151 1.1 mrg CLASS="PARAMETER" 152 1.1 mrg ><I 153 1.1 mrg >matrix</I 154 1.1 mrg ></TT 155 1.1 mrg > 156 1.1 mrg by the angle who's sine is <TT 157 1.1 mrg CLASS="PARAMETER" 158 1.1 mrg ><I 159 1.1 mrg >sin</I 160 1.1 mrg ></TT 161 1.1 mrg > and cosine is 162 1.1 mrg <TT 163 1.1 mrg CLASS="PARAMETER" 164 1.1 mrg ><I 165 1.1 mrg >cos</I 166 1.1 mrg ></TT 167 1.1 mrg >. This is done by multiplying by the 168 1.1 mrg matrix: 169 1.1 mrg <TABLE 170 1.1 mrg BORDER="0" 171 1.1 mrg BGCOLOR="#E0E0E0" 172 1.1 mrg WIDTH="100%" 173 1.1 mrg ><TR 174 1.1 mrg ><TD 175 1.1 mrg ><PRE 176 1.1 mrg CLASS="PROGRAMLISTING" 177 1.1 mrg > cos -sin 178 1.1 mrg sin cos</PRE 179 1.1 mrg ></TD 180 1.1 mrg ></TR 181 1.1 mrg ></TABLE 182 1.1 mrg > 183 1.1.1.8 mrg </P 184 1.1 mrg ></DIV 185 1.1 mrg ><DIV 186 1.1 mrg CLASS="NAVFOOTER" 187 1.1 mrg ><HR 188 1.1 mrg ALIGN="LEFT" 189 1.1 mrg WIDTH="100%"><TABLE 190 1.1 mrg SUMMARY="Footer navigation table" 191 1.1 mrg WIDTH="100%" 192 1.1 mrg BORDER="0" 193 1.1 mrg CELLPADDING="0" 194 1.1 mrg CELLSPACING="0" 195 1.1 mrg ><TR 196 1.1 mrg ><TD 197 1.1 mrg WIDTH="33%" 198 1.1 mrg ALIGN="left" 199 1.1 mrg VALIGN="top" 200 1.1 mrg ><A 201 1.1 mrg HREF="fcmatrixmultiply.html" 202 1.1 mrg ACCESSKEY="P" 203 1.1 mrg ><<< Previous</A 204 1.1 mrg ></TD 205 1.1 mrg ><TD 206 1.1 mrg WIDTH="34%" 207 1.1 mrg ALIGN="center" 208 1.1 mrg VALIGN="top" 209 1.1 mrg ><A 210 1.1 mrg HREF="t1.html" 211 1.1 mrg ACCESSKEY="H" 212 1.1 mrg >Home</A 213 1.1 mrg ></TD 214 1.1 mrg ><TD 215 1.1 mrg WIDTH="33%" 216 1.1 mrg ALIGN="right" 217 1.1 mrg VALIGN="top" 218 1.1 mrg ><A 219 1.1 mrg HREF="fcmatrixscale.html" 220 1.1 mrg ACCESSKEY="N" 221 1.1 mrg >Next >>></A 222 1.1 mrg ></TD 223 1.1 mrg ></TR 224 1.1 mrg ><TR 225 1.1 mrg ><TD 226 1.1 mrg WIDTH="33%" 227 1.1 mrg ALIGN="left" 228 1.1 mrg VALIGN="top" 229 1.1 mrg >FcMatrixMultiply</TD 230 1.1 mrg ><TD 231 1.1 mrg WIDTH="34%" 232 1.1 mrg ALIGN="center" 233 1.1 mrg VALIGN="top" 234 1.1 mrg ><A 235 1.1.1.7 mrg HREF="x103.html#AEN2730" 236 1.1 mrg ACCESSKEY="U" 237 1.1 mrg >Up</A 238 1.1 mrg ></TD 239 1.1 mrg ><TD 240 1.1 mrg WIDTH="33%" 241 1.1 mrg ALIGN="right" 242 1.1 mrg VALIGN="top" 243 1.1 mrg >FcMatrixScale</TD 244 1.1 mrg ></TR 245 1.1 mrg ></TABLE 246 1.1 mrg ></DIV 247 1.1 mrg ></BODY 248 1.1 mrg ></HTML 249 1.1 mrg >
Indexes created Mon Oct 26 00:26:21 UTC 2026