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fcmatrixrotate.html revision 1.1 
      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  mrg HREF="x102.html#AEN2360"><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"
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     25  1.1  mrg VLINK="#840084"
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     27  1.1  mrg ><DIV
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     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 >&#60;&#60;&#60; 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 &#62;&#62;&#62;</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  mrg NAME="AEN2468"
     79  1.1  mrg ></A
     80  1.1  mrg ><H2
     81  1.1  mrg >Name</H2
     82  1.1  mrg >FcMatrixRotate&nbsp;--&nbsp;Rotate a matrix</DIV
     83  1.1  mrg ><DIV
     84  1.1  mrg CLASS="REFSYNOPSISDIV"
     85  1.1  mrg ><A
     86  1.1  mrg NAME="AEN2471"
     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  mrg NAME="AEN2472"
     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  mrg >#include &#60;fontconfig.h&#62;
    106  1.1  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  mrg NAME="AEN2483"
    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  mrg 	    </P
    184  1.1  mrg ></DIV
    185  1.1  mrg ><DIV
    186  1.1  mrg CLASS="REFSECT1"
    187  1.1  mrg ><A
    188  1.1  mrg NAME="AEN2491"
    189  1.1  mrg ></A
    190  1.1  mrg ><H2
    191  1.1  mrg >Version</H2
    192  1.1  mrg ><P
    193  1.1  mrg >Fontconfig version 2.8.0
    194  1.1  mrg 
    195  1.1  mrg 	    </P
    196  1.1  mrg ></DIV
    197  1.1  mrg ><DIV
    198  1.1  mrg CLASS="NAVFOOTER"
    199  1.1  mrg ><HR
    200  1.1  mrg ALIGN="LEFT"
    201  1.1  mrg WIDTH="100%"><TABLE
    202  1.1  mrg SUMMARY="Footer navigation table"
    203  1.1  mrg WIDTH="100%"
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    207  1.1  mrg ><TR
    208  1.1  mrg ><TD
    209  1.1  mrg WIDTH="33%"
    210  1.1  mrg ALIGN="left"
    211  1.1  mrg VALIGN="top"
    212  1.1  mrg ><A
    213  1.1  mrg HREF="fcmatrixmultiply.html"
    214  1.1  mrg ACCESSKEY="P"
    215  1.1  mrg >&#60;&#60;&#60; Previous</A
    216  1.1  mrg ></TD
    217  1.1  mrg ><TD
    218  1.1  mrg WIDTH="34%"
    219  1.1  mrg ALIGN="center"
    220  1.1  mrg VALIGN="top"
    221  1.1  mrg ><A
    222  1.1  mrg HREF="t1.html"
    223  1.1  mrg ACCESSKEY="H"
    224  1.1  mrg >Home</A
    225  1.1  mrg ></TD
    226  1.1  mrg ><TD
    227  1.1  mrg WIDTH="33%"
    228  1.1  mrg ALIGN="right"
    229  1.1  mrg VALIGN="top"
    230  1.1  mrg ><A
    231  1.1  mrg HREF="fcmatrixscale.html"
    232  1.1  mrg ACCESSKEY="N"
    233  1.1  mrg >Next &#62;&#62;&#62;</A
    234  1.1  mrg ></TD
    235  1.1  mrg ></TR
    236  1.1  mrg ><TR
    237  1.1  mrg ><TD
    238  1.1  mrg WIDTH="33%"
    239  1.1  mrg ALIGN="left"
    240  1.1  mrg VALIGN="top"
    241  1.1  mrg >FcMatrixMultiply</TD
    242  1.1  mrg ><TD
    243  1.1  mrg WIDTH="34%"
    244  1.1  mrg ALIGN="center"
    245  1.1  mrg VALIGN="top"
    246  1.1  mrg ><A
    247  1.1  mrg HREF="x102.html#AEN2360"
    248  1.1  mrg ACCESSKEY="U"
    249  1.1  mrg >Up</A
    250  1.1  mrg ></TD
    251  1.1  mrg ><TD
    252  1.1  mrg WIDTH="33%"
    253  1.1  mrg ALIGN="right"
    254  1.1  mrg VALIGN="top"
    255  1.1  mrg >FcMatrixScale</TD
    256  1.1  mrg ></TR
    257  1.1  mrg ></TABLE
    258  1.1  mrg ></DIV
    259  1.1  mrg ></BODY
    260  1.1  mrg ></HTML
    261  1.1  mrg >