(PECL haru >= 0.0.1)
HaruPage::concat — Concatenate current transformation matrix of the page and the specified matrix
$a
   , float $b
   , float $c
   , float $d
   , float $x
   , float $y
   )Concatenates current transformation matrix of the page and the specified matrix.
a
     
b
     
c
     
d
     
x
     
y
     
   Returns TRUE on success.
  
Throws a HaruException on error.