<?php | |
$v = new Vector(); | |
$v->x = 1.0; | |
$v->y = 2.0; | |
$v->z = 3.0; | |
$w = new Vector(); | |
$w->x = 10.0; | |
$w->y = 11.0; | |
$w->z = 12.0; | |
echo "I just created the following vector\n"; | |
vector_print($v); | |
vector_print($w); | |
echo "\nNow I'm going to compute the dot product\n"; | |
$d = dot_product($v, $w); | |
echo "dot product = $d (should be 68)\n"; | |
echo "\nNow I'm going to add the vectors together\n"; | |
$r = new Vector(); | |
vector_add($v, $w, $r); | |
vector_print($r); | |
echo "The value should be (11,13,15)\n"; | |
echo "\nNow I'm going to clean up the return result\n"; | |
unset($r); | |
echo "Good\n"; |