";
echo $gradient;
}
function horz($gradred,$gradgr,$gradbl,$bgred,$bggr,$bgbl,$width,$height){
$gradient="";
echo $gradient;
}
function vert($gradred,$gradgr,$gradbl,$bgred,$bggr,$bgbl,$width,$height){
$gradient="";
echo $gradient;
}
function roll($gradred,$gradgr,$gradbl,$bgred,$bggr,$bgbl,$width,$height){
$gradient="";
echo $gradient;
}
echo "";
//CALL GRADIENTS USING THIS FORMAT.
//MUST END IN A SEMICOLON AND BE ON A LINE WITHOUT OTHER CODES
//EXCEPT ANOTHER CALL FUNCTION CAN BE ON SAME LINE SEPARATED BY SEMICOLONS
tube(0, 0, 0, 255, 55, 255, 100, 100);
horz(255, 55, 255, 10, 10, 10, 100, 100);
horz(10, 10, 10, 255, 55, 255, 100, 100);
vert(10, 10, 10, 255, 55, 255, 100, 100);
vert(255, 55, 255, 10, 10, 10, 100, 100);
roll(10, 10, 10, 255, 55, 255, 100, 100);
echo "
";
//SAMPLE LOOP WITH THE FUNCTIONS
$width=1;
while ($width <= 30 ) {
$width = $width + 1;
echo "