Draw

Draw a skin sprite.

Arguments

Argument	Description
id	Sprite identifier
x1	X1
y1	Y1
x2	X2
y2	Y2
x3	X3
y3	Y3
x4	X4
y4	Y4
z1	Z1
a	Alpha
z2?	Z2
z3?	Z3
z4?	Z4

Return

0.

Remarks

Points are in the order of bottom-left, top-left, top-right, bottom-right.