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    ImagickKernel::getMatrix

    (PECL imagick >= 3.3.0)

    ImagickKernel::getMatrix — Get the 2d matrix of values used in this kernel

    説明

    public ImagickKernel::getMatrix(): array

    Get the 2d matrix of values used in this kernel. The elements are either float for elements that are used or 'false' if the element should be skipped.

    パラメータ

    この関数にはパラメータはありません。

    戻り値

    A matrix (2d array) of the values that represent the kernel.

    例

    例1 ImagickKernel::getMatrix()

    <?php


    function renderKernelTable($matrix) {
    $output = "<table class='infoTable'>";

    foreach (    $matrix as $row) {
    $output .= "<tr>";
    foreach (    $row as $cell) {
    $output .= "<td style='text-align:left'>";
    if (    $cell === false) {
    $output .= "false";
    }
    else {
    $output .= round($cell, 3);
    }
    $output .= "</td>";
    }
    $output .= "</tr>";
    }

    $output .= "</table>";

    return     $output;
    }

    $output = "The built-in kernel name 'ring' with parameters of '2,3.5':<br/>";
    $kernel = \ImagickKernel::fromBuiltIn(
    \Imagick::KERNEL_RING,
    "2,3.5"
    );
    $matrix = $kernel->getMatrix();
    $output .= renderKernelTable($matrix);

    echo     $output;

    ?>

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