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imageaffinematrixconcat

(PHP 5 >= 5.5.0, PHP 7, PHP 8)

imageaffinematrixconcat — Concatenate two affine transformation matrices

Descrizione

imageaffinematrixconcat(array $matrix1, array $matrix2): array|false

Returns the concatenation of two affine transformation matrices, what is useful if multiple transformations should be applied to the same image in one go.

Elenco dei parametri

matrix1

An affine transformation matrix (an array with keys 0 to 5 and float values).

matrix2

An affine transformation matrix (an array with keys 0 to 5 and float values).

Valori restituiti

An affine transformation matrix (an array with keys 0 to 5 and float values) o false in caso di fallimento.

Esempi

Example #1 imageaffinematrixconcat() example

<?php
$m1 = imageaffinematrixget(IMG_AFFINE_TRANSLATE, array('x' => 2, 'y' => 3));
$m2 = imageaffinematrixget(IMG_AFFINE_SCALE, array('x' => 4, 'y' => 5));
$matrix = imageaffinematrixconcat($m1, $m2);
print_r($matrix);
?>

Il precedente esempio visualizzerà:

Array
(
    [0] => 4
    [1] => 0
    [2] => 0
    [3] => 5
    [4] => 8
    [5] => 15
)

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