23 lines
529 B
Groff
23 lines
529 B
Groff
.\" auto-generated by docbook2man-spec from docbook-utils package
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.TH "FcMatrixRotate" "3" "05 8月 2016" "Fontconfig 2.12.1" ""
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.SH NAME
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FcMatrixRotate \- Rotate a matrix
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.SH SYNOPSIS
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.nf
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\fB#include <fontconfig/fontconfig.h>
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.sp
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void FcMatrixRotate (FcMatrix *\fImatrix\fB, double \fIcos\fB, double \fIsin\fB);
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.fi\fR
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.SH "DESCRIPTION"
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.PP
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\fBFcMatrixRotate\fR rotates \fImatrix\fR
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by the angle who's sine is \fIsin\fR and cosine is
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\fIcos\fR\&. This is done by multiplying by the
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matrix:
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.sp
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.nf
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cos -sin
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sin cos
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.sp
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.fi
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