20 Subtracting Points
Q3Point2D_Subtract
function to subtract one two-dimensional point from another.
TQ3Vector2D *Q3Point2D_Subtract ( const TQ3Point2D *p1, const TQ3Point2D *p2, TQ3Vector2D *result);p1
A two-dimensional point.p2
A two-dimensional point.result
On exit, a two-dimensional vector that is the result of subtracting the pointp2
fromp1
.
Q3Point2D_Subtract
function returns, as its function result and in the result
parameter, the two-dimensional vector that is the result of subtracting the point p2
from p1
.
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