219 lines
2.7 KiB
HTML
219 lines
2.7 KiB
HTML
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN""http://www.w3.org/TR/html4/loose.dtd">
|
|
<HTML
|
|
><HEAD
|
|
><TITLE
|
|
>FcMatrixRotate</TITLE
|
|
><META
|
|
NAME="GENERATOR"
|
|
CONTENT="Modular DocBook HTML Stylesheet Version 1.79"><LINK
|
|
REL="HOME"
|
|
HREF="index.html"><LINK
|
|
REL="UP"
|
|
TITLE="FcMatrix"
|
|
HREF="x93.html#AEN1459"><LINK
|
|
REL="PREVIOUS"
|
|
TITLE="FcMatrixMultiply"
|
|
HREF="r1534.html"><LINK
|
|
REL="NEXT"
|
|
TITLE="FcMatrixScale"
|
|
HREF="r1593.html"></HEAD
|
|
><BODY
|
|
CLASS="REFENTRY"
|
|
BGCOLOR="#FFFFFF"
|
|
TEXT="#000000"
|
|
LINK="#0000FF"
|
|
VLINK="#840084"
|
|
ALINK="#0000FF"
|
|
><DIV
|
|
CLASS="NAVHEADER"
|
|
><TABLE
|
|
SUMMARY="Header navigation table"
|
|
WIDTH="100%"
|
|
BORDER="0"
|
|
CELLPADDING="0"
|
|
CELLSPACING="0"
|
|
><TR
|
|
><TH
|
|
COLSPAN="3"
|
|
ALIGN="center"
|
|
></TH
|
|
></TR
|
|
><TR
|
|
><TD
|
|
WIDTH="10%"
|
|
ALIGN="left"
|
|
VALIGN="bottom"
|
|
><A
|
|
HREF="r1534.html"
|
|
ACCESSKEY="P"
|
|
>Prev</A
|
|
></TD
|
|
><TD
|
|
WIDTH="80%"
|
|
ALIGN="center"
|
|
VALIGN="bottom"
|
|
></TD
|
|
><TD
|
|
WIDTH="10%"
|
|
ALIGN="right"
|
|
VALIGN="bottom"
|
|
><A
|
|
HREF="r1593.html"
|
|
ACCESSKEY="N"
|
|
>Next</A
|
|
></TD
|
|
></TR
|
|
></TABLE
|
|
><HR
|
|
ALIGN="LEFT"
|
|
WIDTH="100%"></DIV
|
|
><H1
|
|
><A
|
|
NAME="FCMATRIXROTATE"
|
|
></A
|
|
>FcMatrixRotate</H1
|
|
><DIV
|
|
CLASS="REFNAMEDIV"
|
|
><A
|
|
NAME="AEN1567"
|
|
></A
|
|
><H2
|
|
>Name</H2
|
|
>FcMatrixRotate -- Rotate a matrix</DIV
|
|
><DIV
|
|
CLASS="REFSYNOPSISDIV"
|
|
><A
|
|
NAME="AEN1570"
|
|
></A
|
|
><H2
|
|
>Synopsis</H2
|
|
><DIV
|
|
CLASS="FUNCSYNOPSIS"
|
|
><P
|
|
></P
|
|
><A
|
|
NAME="AEN1571"
|
|
></A
|
|
><PRE
|
|
CLASS="FUNCSYNOPSISINFO"
|
|
>#include <fontconfig.h>
|
|
</PRE
|
|
><P
|
|
><CODE
|
|
><CODE
|
|
CLASS="FUNCDEF"
|
|
>void FcMatrixRotate</CODE
|
|
>(FcMatrix *matrix, doublecos, doublesin);</CODE
|
|
></P
|
|
><P
|
|
></P
|
|
></DIV
|
|
></DIV
|
|
><DIV
|
|
CLASS="REFSECT1"
|
|
><A
|
|
NAME="AEN1582"
|
|
></A
|
|
><H2
|
|
>Description</H2
|
|
><P
|
|
><CODE
|
|
CLASS="FUNCTION"
|
|
>FcMatrixRotate</CODE
|
|
> rotates <CODE
|
|
CLASS="PARAMETER"
|
|
>matrix</CODE
|
|
>
|
|
by the angle who's sine is <CODE
|
|
CLASS="PARAMETER"
|
|
>sin</CODE
|
|
> and cosine is
|
|
<CODE
|
|
CLASS="PARAMETER"
|
|
>cos</CODE
|
|
>. This is done by multiplying by the
|
|
matrix:
|
|
<PRE
|
|
CLASS="PROGRAMLISTING"
|
|
> cos -sin
|
|
sin cos</PRE
|
|
>
|
|
</P
|
|
></DIV
|
|
><DIV
|
|
CLASS="REFSECT1"
|
|
><A
|
|
NAME="AEN1590"
|
|
></A
|
|
><H2
|
|
>Version</H2
|
|
><P
|
|
>Fontconfig version 2.4.1
|
|
|
|
</P
|
|
></DIV
|
|
><DIV
|
|
CLASS="NAVFOOTER"
|
|
><HR
|
|
ALIGN="LEFT"
|
|
WIDTH="100%"><TABLE
|
|
SUMMARY="Footer navigation table"
|
|
WIDTH="100%"
|
|
BORDER="0"
|
|
CELLPADDING="0"
|
|
CELLSPACING="0"
|
|
><TR
|
|
><TD
|
|
WIDTH="33%"
|
|
ALIGN="left"
|
|
VALIGN="top"
|
|
><A
|
|
HREF="r1534.html"
|
|
ACCESSKEY="P"
|
|
>Prev</A
|
|
></TD
|
|
><TD
|
|
WIDTH="34%"
|
|
ALIGN="center"
|
|
VALIGN="top"
|
|
><A
|
|
HREF="index.html"
|
|
ACCESSKEY="H"
|
|
>Home</A
|
|
></TD
|
|
><TD
|
|
WIDTH="33%"
|
|
ALIGN="right"
|
|
VALIGN="top"
|
|
><A
|
|
HREF="r1593.html"
|
|
ACCESSKEY="N"
|
|
>Next</A
|
|
></TD
|
|
></TR
|
|
><TR
|
|
><TD
|
|
WIDTH="33%"
|
|
ALIGN="left"
|
|
VALIGN="top"
|
|
>FcMatrixMultiply</TD
|
|
><TD
|
|
WIDTH="34%"
|
|
ALIGN="center"
|
|
VALIGN="top"
|
|
><A
|
|
HREF="x93.html#AEN1459"
|
|
ACCESSKEY="U"
|
|
>Up</A
|
|
></TD
|
|
><TD
|
|
WIDTH="33%"
|
|
ALIGN="right"
|
|
VALIGN="top"
|
|
>FcMatrixScale</TD
|
|
></TR
|
|
></TABLE
|
|
></DIV
|
|
></BODY
|
|
></HTML
|
|
> |