387 lines
15 KiB
Plaintext
387 lines
15 KiB
Plaintext
<!--
|
|
fontconfig/doc/func.sgml
|
|
|
|
Copyright © 2003 Keith Packard
|
|
|
|
Permission to use, copy, modify, distribute, and sell this software and its
|
|
documentation for any purpose is hereby granted without fee, provided that
|
|
the above copyright notice appear in all copies and that both that
|
|
copyright notice and this permission notice appear in supporting
|
|
documentation, and that the name of the author(s) not be used in
|
|
advertising or publicity pertaining to distribution of the software without
|
|
specific, written prior permission. The authors make no
|
|
representations about the suitability of this software for any purpose. It
|
|
is provided "as is" without express or implied warranty.
|
|
|
|
THE AUTHOR(S) DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE,
|
|
INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO
|
|
EVENT SHALL THE AUTHOR(S) BE LIABLE FOR ANY SPECIAL, INDIRECT OR
|
|
CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE,
|
|
DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER
|
|
TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
|
|
PERFORMANCE OF THIS SOFTWARE.
|
|
-->
|
|
<refentry id="FcMatrixInit">
|
|
<refmeta>
|
|
<refentrytitle>FcMatrixInit</refentrytitle>
|
|
<manvolnum>3</manvolnum>
|
|
<refmiscinfo class="software">Fontconfig &version;</refmiscinfo>
|
|
</refmeta>
|
|
<refnamediv>
|
|
<refname>FcMatrixInit</refname>
|
|
<refpurpose>initialize an FcMatrix structure</refpurpose>
|
|
</refnamediv>
|
|
<refsynopsisdiv>
|
|
<funcsynopsis>
|
|
<funcsynopsisinfo>
|
|
#include <fontconfig/fontconfig.h>
|
|
</funcsynopsisinfo>
|
|
<funcprototype>
|
|
<funcdef>void <function>FcMatrixInit</function></funcdef>
|
|
<paramdef>FcMatrix *<parameter>matrix</parameter></paramdef>
|
|
</funcprototype>
|
|
</funcsynopsis>
|
|
</refsynopsisdiv>
|
|
<refsect1><title>Description</title>
|
|
<para>
|
|
<function>FcMatrixInit</function> initializes <parameter>matrix</parameter>
|
|
to the identity matrix.
|
|
</para>
|
|
</refsect1>
|
|
</refentry>
|
|
<!--
|
|
fontconfig/doc/func.sgml
|
|
|
|
Copyright © 2003 Keith Packard
|
|
|
|
Permission to use, copy, modify, distribute, and sell this software and its
|
|
documentation for any purpose is hereby granted without fee, provided that
|
|
the above copyright notice appear in all copies and that both that
|
|
copyright notice and this permission notice appear in supporting
|
|
documentation, and that the name of the author(s) not be used in
|
|
advertising or publicity pertaining to distribution of the software without
|
|
specific, written prior permission. The authors make no
|
|
representations about the suitability of this software for any purpose. It
|
|
is provided "as is" without express or implied warranty.
|
|
|
|
THE AUTHOR(S) DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE,
|
|
INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO
|
|
EVENT SHALL THE AUTHOR(S) BE LIABLE FOR ANY SPECIAL, INDIRECT OR
|
|
CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE,
|
|
DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER
|
|
TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
|
|
PERFORMANCE OF THIS SOFTWARE.
|
|
-->
|
|
<refentry id="FcMatrixCopy">
|
|
<refmeta>
|
|
<refentrytitle>FcMatrixCopy</refentrytitle>
|
|
<manvolnum>3</manvolnum>
|
|
<refmiscinfo class="software">Fontconfig &version;</refmiscinfo>
|
|
</refmeta>
|
|
<refnamediv>
|
|
<refname>FcMatrixCopy</refname>
|
|
<refpurpose>Copy a matrix</refpurpose>
|
|
</refnamediv>
|
|
<refsynopsisdiv>
|
|
<funcsynopsis>
|
|
<funcsynopsisinfo>
|
|
#include <fontconfig/fontconfig.h>
|
|
</funcsynopsisinfo>
|
|
<funcprototype>
|
|
<funcdef>void <function>FcMatrixCopy</function></funcdef>
|
|
<paramdef>const FcMatrix *<parameter>matrix</parameter></paramdef>
|
|
</funcprototype>
|
|
</funcsynopsis>
|
|
</refsynopsisdiv>
|
|
<refsect1><title>Description</title>
|
|
<para>
|
|
<function>FcMatrixCopy</function> allocates a new FcMatrix
|
|
and copies <parameter>mat</parameter> into it.
|
|
</para>
|
|
</refsect1>
|
|
</refentry>
|
|
<!--
|
|
fontconfig/doc/func.sgml
|
|
|
|
Copyright © 2003 Keith Packard
|
|
|
|
Permission to use, copy, modify, distribute, and sell this software and its
|
|
documentation for any purpose is hereby granted without fee, provided that
|
|
the above copyright notice appear in all copies and that both that
|
|
copyright notice and this permission notice appear in supporting
|
|
documentation, and that the name of the author(s) not be used in
|
|
advertising or publicity pertaining to distribution of the software without
|
|
specific, written prior permission. The authors make no
|
|
representations about the suitability of this software for any purpose. It
|
|
is provided "as is" without express or implied warranty.
|
|
|
|
THE AUTHOR(S) DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE,
|
|
INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO
|
|
EVENT SHALL THE AUTHOR(S) BE LIABLE FOR ANY SPECIAL, INDIRECT OR
|
|
CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE,
|
|
DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER
|
|
TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
|
|
PERFORMANCE OF THIS SOFTWARE.
|
|
-->
|
|
<refentry id="FcMatrixEqual">
|
|
<refmeta>
|
|
<refentrytitle>FcMatrixEqual</refentrytitle>
|
|
<manvolnum>3</manvolnum>
|
|
<refmiscinfo class="software">Fontconfig &version;</refmiscinfo>
|
|
</refmeta>
|
|
<refnamediv>
|
|
<refname>FcMatrixEqual</refname>
|
|
<refpurpose>Compare two matrices</refpurpose>
|
|
</refnamediv>
|
|
<refsynopsisdiv>
|
|
<funcsynopsis>
|
|
<funcsynopsisinfo>
|
|
#include <fontconfig/fontconfig.h>
|
|
</funcsynopsisinfo>
|
|
<funcprototype>
|
|
<funcdef>void <function>FcMatrixEqual</function></funcdef>
|
|
<paramdef>const FcMatrix *<parameter>matrix1</parameter></paramdef>
|
|
<paramdef>const FcMatrix *<parameter>matrix2</parameter></paramdef>
|
|
</funcprototype>
|
|
</funcsynopsis>
|
|
</refsynopsisdiv>
|
|
<refsect1><title>Description</title>
|
|
<para>
|
|
<function>FcMatrixEqual</function> compares <parameter>matrix1</parameter>
|
|
and <parameter>matrix2</parameter> returning FcTrue when they are equal and
|
|
FcFalse when they are not.
|
|
</para>
|
|
</refsect1>
|
|
</refentry>
|
|
<!--
|
|
fontconfig/doc/func.sgml
|
|
|
|
Copyright © 2003 Keith Packard
|
|
|
|
Permission to use, copy, modify, distribute, and sell this software and its
|
|
documentation for any purpose is hereby granted without fee, provided that
|
|
the above copyright notice appear in all copies and that both that
|
|
copyright notice and this permission notice appear in supporting
|
|
documentation, and that the name of the author(s) not be used in
|
|
advertising or publicity pertaining to distribution of the software without
|
|
specific, written prior permission. The authors make no
|
|
representations about the suitability of this software for any purpose. It
|
|
is provided "as is" without express or implied warranty.
|
|
|
|
THE AUTHOR(S) DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE,
|
|
INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO
|
|
EVENT SHALL THE AUTHOR(S) BE LIABLE FOR ANY SPECIAL, INDIRECT OR
|
|
CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE,
|
|
DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER
|
|
TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
|
|
PERFORMANCE OF THIS SOFTWARE.
|
|
-->
|
|
<refentry id="FcMatrixMultiply">
|
|
<refmeta>
|
|
<refentrytitle>FcMatrixMultiply</refentrytitle>
|
|
<manvolnum>3</manvolnum>
|
|
<refmiscinfo class="software">Fontconfig &version;</refmiscinfo>
|
|
</refmeta>
|
|
<refnamediv>
|
|
<refname>FcMatrixMultiply</refname>
|
|
<refpurpose>Multiply matrices</refpurpose>
|
|
</refnamediv>
|
|
<refsynopsisdiv>
|
|
<funcsynopsis>
|
|
<funcsynopsisinfo>
|
|
#include <fontconfig/fontconfig.h>
|
|
</funcsynopsisinfo>
|
|
<funcprototype>
|
|
<funcdef>void <function>FcMatrixMultiply</function></funcdef>
|
|
<paramdef>FcMatrix *<parameter>result</parameter></paramdef>
|
|
<paramdef>const FcMatrix *<parameter>matrix1</parameter></paramdef>
|
|
<paramdef>const FcMatrix *<parameter>matrix2</parameter></paramdef>
|
|
</funcprototype>
|
|
</funcsynopsis>
|
|
</refsynopsisdiv>
|
|
<refsect1><title>Description</title>
|
|
<para>
|
|
<function>FcMatrixMultiply</function> multiplies
|
|
<parameter>matrix1</parameter> and <parameter>matrix2</parameter> storing
|
|
the result in <parameter>result</parameter>.
|
|
</para>
|
|
</refsect1>
|
|
</refentry>
|
|
<!--
|
|
fontconfig/doc/func.sgml
|
|
|
|
Copyright © 2003 Keith Packard
|
|
|
|
Permission to use, copy, modify, distribute, and sell this software and its
|
|
documentation for any purpose is hereby granted without fee, provided that
|
|
the above copyright notice appear in all copies and that both that
|
|
copyright notice and this permission notice appear in supporting
|
|
documentation, and that the name of the author(s) not be used in
|
|
advertising or publicity pertaining to distribution of the software without
|
|
specific, written prior permission. The authors make no
|
|
representations about the suitability of this software for any purpose. It
|
|
is provided "as is" without express or implied warranty.
|
|
|
|
THE AUTHOR(S) DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE,
|
|
INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO
|
|
EVENT SHALL THE AUTHOR(S) BE LIABLE FOR ANY SPECIAL, INDIRECT OR
|
|
CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE,
|
|
DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER
|
|
TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
|
|
PERFORMANCE OF THIS SOFTWARE.
|
|
-->
|
|
<refentry id="FcMatrixRotate">
|
|
<refmeta>
|
|
<refentrytitle>FcMatrixRotate</refentrytitle>
|
|
<manvolnum>3</manvolnum>
|
|
<refmiscinfo class="software">Fontconfig &version;</refmiscinfo>
|
|
</refmeta>
|
|
<refnamediv>
|
|
<refname>FcMatrixRotate</refname>
|
|
<refpurpose>Rotate a matrix</refpurpose>
|
|
</refnamediv>
|
|
<refsynopsisdiv>
|
|
<funcsynopsis>
|
|
<funcsynopsisinfo>
|
|
#include <fontconfig/fontconfig.h>
|
|
</funcsynopsisinfo>
|
|
<funcprototype>
|
|
<funcdef>void <function>FcMatrixRotate</function></funcdef>
|
|
<paramdef>FcMatrix *<parameter>matrix</parameter></paramdef>
|
|
<paramdef>double <parameter>cos</parameter></paramdef>
|
|
<paramdef>double <parameter>sin</parameter></paramdef>
|
|
</funcprototype>
|
|
</funcsynopsis>
|
|
</refsynopsisdiv>
|
|
<refsect1><title>Description</title>
|
|
<para>
|
|
<function>FcMatrixRotate</function> rotates <parameter>matrix</parameter>
|
|
by the angle who's sine is <parameter>sin</parameter> and cosine is
|
|
<parameter>cos</parameter>. This is done by multiplying by the
|
|
matrix:
|
|
<programlisting>
|
|
cos -sin
|
|
sin cos
|
|
</programlisting>
|
|
</para>
|
|
</refsect1>
|
|
</refentry>
|
|
<!--
|
|
fontconfig/doc/func.sgml
|
|
|
|
Copyright © 2003 Keith Packard
|
|
|
|
Permission to use, copy, modify, distribute, and sell this software and its
|
|
documentation for any purpose is hereby granted without fee, provided that
|
|
the above copyright notice appear in all copies and that both that
|
|
copyright notice and this permission notice appear in supporting
|
|
documentation, and that the name of the author(s) not be used in
|
|
advertising or publicity pertaining to distribution of the software without
|
|
specific, written prior permission. The authors make no
|
|
representations about the suitability of this software for any purpose. It
|
|
is provided "as is" without express or implied warranty.
|
|
|
|
THE AUTHOR(S) DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE,
|
|
INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO
|
|
EVENT SHALL THE AUTHOR(S) BE LIABLE FOR ANY SPECIAL, INDIRECT OR
|
|
CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE,
|
|
DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER
|
|
TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
|
|
PERFORMANCE OF THIS SOFTWARE.
|
|
-->
|
|
<refentry id="FcMatrixScale">
|
|
<refmeta>
|
|
<refentrytitle>FcMatrixScale</refentrytitle>
|
|
<manvolnum>3</manvolnum>
|
|
<refmiscinfo class="software">Fontconfig &version;</refmiscinfo>
|
|
</refmeta>
|
|
<refnamediv>
|
|
<refname>FcMatrixScale</refname>
|
|
<refpurpose>Scale a matrix</refpurpose>
|
|
</refnamediv>
|
|
<refsynopsisdiv>
|
|
<funcsynopsis>
|
|
<funcsynopsisinfo>
|
|
#include <fontconfig/fontconfig.h>
|
|
</funcsynopsisinfo>
|
|
<funcprototype>
|
|
<funcdef>void <function>FcMatrixScale</function></funcdef>
|
|
<paramdef>FcMatrix *<parameter>matrix</parameter></paramdef>
|
|
<paramdef>double <parameter>sx</parameter></paramdef>
|
|
<paramdef>double <parameter>dy</parameter></paramdef>
|
|
</funcprototype>
|
|
</funcsynopsis>
|
|
</refsynopsisdiv>
|
|
<refsect1><title>Description</title>
|
|
<para>
|
|
<function>FcMatrixScale</function> multiplies <parameter>matrix</parameter>
|
|
x values by <parameter>sx</parameter> and y values by
|
|
<parameter>dy</parameter>. This is done by multiplying by
|
|
the matrix:
|
|
<programlisting>
|
|
sx 0
|
|
0 dy
|
|
</programlisting>
|
|
</para>
|
|
</refsect1>
|
|
</refentry>
|
|
<!--
|
|
fontconfig/doc/func.sgml
|
|
|
|
Copyright © 2003 Keith Packard
|
|
|
|
Permission to use, copy, modify, distribute, and sell this software and its
|
|
documentation for any purpose is hereby granted without fee, provided that
|
|
the above copyright notice appear in all copies and that both that
|
|
copyright notice and this permission notice appear in supporting
|
|
documentation, and that the name of the author(s) not be used in
|
|
advertising or publicity pertaining to distribution of the software without
|
|
specific, written prior permission. The authors make no
|
|
representations about the suitability of this software for any purpose. It
|
|
is provided "as is" without express or implied warranty.
|
|
|
|
THE AUTHOR(S) DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE,
|
|
INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO
|
|
EVENT SHALL THE AUTHOR(S) BE LIABLE FOR ANY SPECIAL, INDIRECT OR
|
|
CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE,
|
|
DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER
|
|
TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
|
|
PERFORMANCE OF THIS SOFTWARE.
|
|
-->
|
|
<refentry id="FcMatrixShear">
|
|
<refmeta>
|
|
<refentrytitle>FcMatrixShear</refentrytitle>
|
|
<manvolnum>3</manvolnum>
|
|
<refmiscinfo class="software">Fontconfig &version;</refmiscinfo>
|
|
</refmeta>
|
|
<refnamediv>
|
|
<refname>FcMatrixShear</refname>
|
|
<refpurpose>Shear a matrix</refpurpose>
|
|
</refnamediv>
|
|
<refsynopsisdiv>
|
|
<funcsynopsis>
|
|
<funcsynopsisinfo>
|
|
#include <fontconfig/fontconfig.h>
|
|
</funcsynopsisinfo>
|
|
<funcprototype>
|
|
<funcdef>void <function>FcMatrixShear</function></funcdef>
|
|
<paramdef>FcMatrix *<parameter>matrix</parameter></paramdef>
|
|
<paramdef>double <parameter>sh</parameter></paramdef>
|
|
<paramdef>double <parameter>sv</parameter></paramdef>
|
|
</funcprototype>
|
|
</funcsynopsis>
|
|
</refsynopsisdiv>
|
|
<refsect1><title>Description</title>
|
|
<para>
|
|
<function>FcMatrixShare</function> shears <parameter>matrix</parameter>
|
|
horizontally by <parameter>sh</parameter> and vertically by
|
|
<parameter>sv</parameter>. This is done by multiplying by
|
|
the matrix:
|
|
<programlisting>
|
|
1 sh
|
|
sv 1
|
|
</programlisting>
|
|
</para>
|
|
</refsect1>
|
|
</refentry>
|