219 lines
2.7 KiB
HTML
219 lines
2.7 KiB
HTML
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<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN""http://www.w3.org/TR/html4/loose.dtd">
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<HTML
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><HEAD
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><TITLE
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>FcMatrixRotate</TITLE
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><META
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NAME="GENERATOR"
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CONTENT="Modular DocBook HTML Stylesheet Version 1.79"><LINK
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REL="HOME"
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HREF="index.html"><LINK
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REL="UP"
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TITLE="FcMatrix"
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HREF="x93.html#AEN1486"><LINK
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REL="PREVIOUS"
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TITLE="FcMatrixMultiply"
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HREF="r1561.html"><LINK
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REL="NEXT"
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TITLE="FcMatrixScale"
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HREF="r1620.html"></HEAD
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><BODY
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CLASS="REFENTRY"
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BGCOLOR="#FFFFFF"
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TEXT="#000000"
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LINK="#0000FF"
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VLINK="#840084"
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ALINK="#0000FF"
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><DIV
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CLASS="NAVHEADER"
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><TABLE
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SUMMARY="Header navigation table"
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WIDTH="100%"
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BORDER="0"
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CELLPADDING="0"
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CELLSPACING="0"
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><TR
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><TH
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COLSPAN="3"
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ALIGN="center"
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></TH
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></TR
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><TR
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><TD
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WIDTH="10%"
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ALIGN="left"
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VALIGN="bottom"
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><A
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HREF="r1561.html"
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ACCESSKEY="P"
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>Prev</A
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></TD
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><TD
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WIDTH="80%"
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ALIGN="center"
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VALIGN="bottom"
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></TD
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><TD
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WIDTH="10%"
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ALIGN="right"
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VALIGN="bottom"
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><A
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HREF="r1620.html"
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ACCESSKEY="N"
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>Next</A
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></TD
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></TR
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></TABLE
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><HR
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ALIGN="LEFT"
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WIDTH="100%"></DIV
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><H1
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><A
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NAME="FCMATRIXROTATE"
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></A
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>FcMatrixRotate</H1
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><DIV
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CLASS="REFNAMEDIV"
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><A
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NAME="AEN1594"
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></A
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><H2
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>Name</H2
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>FcMatrixRotate -- Rotate a matrix</DIV
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><DIV
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CLASS="REFSYNOPSISDIV"
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><A
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NAME="AEN1597"
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></A
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><H2
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>Synopsis</H2
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><DIV
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CLASS="FUNCSYNOPSIS"
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><P
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></P
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><A
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NAME="AEN1598"
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></A
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><PRE
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CLASS="FUNCSYNOPSISINFO"
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>#include <fontconfig.h>
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</PRE
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><P
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><CODE
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><CODE
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CLASS="FUNCDEF"
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>void FcMatrixRotate</CODE
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>(FcMatrix *matrix, double cos, double sin);</CODE
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></P
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><P
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></P
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></DIV
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></DIV
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><DIV
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CLASS="REFSECT1"
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><A
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NAME="AEN1609"
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></A
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><H2
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>Description</H2
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><P
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><CODE
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CLASS="FUNCTION"
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>FcMatrixRotate</CODE
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> rotates <CODE
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CLASS="PARAMETER"
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>matrix</CODE
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>
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by the angle who's sine is <CODE
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CLASS="PARAMETER"
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>sin</CODE
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> and cosine is
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<CODE
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CLASS="PARAMETER"
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>cos</CODE
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>. This is done by multiplying by the
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matrix:
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<PRE
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CLASS="PROGRAMLISTING"
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> cos -sin
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sin cos</PRE
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>
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</P
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></DIV
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><DIV
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CLASS="REFSECT1"
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><A
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NAME="AEN1617"
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></A
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><H2
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>Version</H2
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><P
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>Fontconfig version 2.4.2
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</P
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></DIV
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><DIV
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CLASS="NAVFOOTER"
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><HR
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ALIGN="LEFT"
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WIDTH="100%"><TABLE
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SUMMARY="Footer navigation table"
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WIDTH="100%"
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BORDER="0"
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CELLPADDING="0"
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CELLSPACING="0"
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><TR
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><TD
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WIDTH="33%"
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ALIGN="left"
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VALIGN="top"
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><A
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HREF="r1561.html"
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|
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ACCESSKEY="P"
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>Prev</A
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></TD
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><TD
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WIDTH="34%"
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ALIGN="center"
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VALIGN="top"
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><A
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HREF="index.html"
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ACCESSKEY="H"
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>Home</A
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></TD
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><TD
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WIDTH="33%"
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ALIGN="right"
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VALIGN="top"
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><A
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HREF="r1620.html"
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|
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ACCESSKEY="N"
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>Next</A
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></TD
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></TR
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|
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><TR
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><TD
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WIDTH="33%"
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ALIGN="left"
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VALIGN="top"
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>FcMatrixMultiply</TD
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><TD
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WIDTH="34%"
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||
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ALIGN="center"
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VALIGN="top"
|
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><A
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||
|
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HREF="x93.html#AEN1486"
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||
|
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ACCESSKEY="U"
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|
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>Up</A
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||
|
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></TD
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||
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><TD
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WIDTH="33%"
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ALIGN="right"
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VALIGN="top"
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>FcMatrixScale</TD
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></TR
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></TABLE
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></DIV
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></BODY
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></HTML
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>
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