(PECL imagick 2.0.0)
Imagick::shadeImage — Creates a 3D effect
$gray
, float $azimuth
, float $elevation
)Shines a distant light on an image to create a three-dimensional effect. You control the positioning of the light with azimuth and elevation; azimuth is measured in degrees off the x axis and elevation is measured in pixels above the Z axis. Diese Funktion ist verfügbar, wenn Imagick gegen die ImageMagick-Version 6.2.9 oder höher kompiliert wurde.
gray
A value other than zero shades the intensity of each pixel.
azimuth
Defines the light source direction.
elevation
Defines the light source direction.
Liefert TRUE
bei Erfolg.
Throws ImagickException on failure.