/* {{{ proto bool ImagickPixel::isSimilar(float fuzz)
Returns true if the distance between two colors is less than the specified distance.
*/
PHP_METHOD(imagickpixel, issimilar)
{
zval *param;
double fuzz;
php_imagickpixel_object *internp;
MagickBooleanType status;
PixelWand *color_wand;
zend_bool allocated;
/* Parse parameters given to function */
if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "zd", ¶m, &fuzz) == FAILURE) {
return;
}
internp = (php_imagickpixel_object *)zend_object_store_get_object(getThis() TSRMLS_CC);
color_wand = php_imagick_zval_to_pixelwand (param, IMAGICKPIXEL_CLASS, &allocated TSRMLS_CC);
if (!color_wand)
return;
status = IsPixelWandSimilar(internp->pixel_wand, color_wand, fuzz);
if (allocated)
color_wand = DestroyPixelWand (color_wand);
if (status == MagickFalse) {
RETURN_FALSE;
}
RETURN_TRUE;
}
/* {{{ proto bool ImagickPixel::isSimilar(float fuzz)
Returns true if the distance between two colors is less than the specified distance.
*/
static
void s_is_pixelwand_similar(INTERNAL_FUNCTION_PARAMETERS, zend_bool use_quantum)
{
zval *param;
double fuzz;
php_imagickpixel_object *internp;
MagickBooleanType status;
PixelWand *color_wand;
zend_bool allocated;
/* Parse parameters given to function */
if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "zd", ¶m, &fuzz) == FAILURE) {
return;
}
internp = Z_IMAGICKPIXEL_P(getThis());
color_wand = php_imagick_zval_to_pixelwand (param, IMAGICKPIXEL_CLASS, &allocated TSRMLS_CC);
if (!color_wand)
return;
status = IsPixelWandSimilar(internp->pixel_wand, color_wand, (use_quantum ? (QuantumRange * fuzz) : fuzz));
if (allocated)
color_wand = DestroyPixelWand (color_wand);
if (status == MagickFalse) {
RETURN_FALSE;
}
RETURN_TRUE;
}
static bool isSimilar(ObjectData* this_, const Variant& color,
double fuzz, bool useQuantum) {
auto wand = getPixelWandResource(this_);
auto pixel = buildColorWand(color);
if (useQuantum) {
fuzz *= QuantumRange;
}
return IsPixelWandSimilar(wand->getWand(), pixel->getWand(), fuzz)
!= MagickFalse;
}
