Vector member function
1234567891011121314151617181920212223242526272829303132333435363738
#include <stdio.h>
#include <math.h>
float
v2Length(float x,float y)
{
return sqrt(x*x+y*y);
}
struct v2 {
union {
struct {
float x;
float y;
};
float e[2];
};
float
Length()
{
return v2Length(x,y);
};
};
float
v2Length(v2 a)
{
return v2Length(a.x,a.y);
}
int main() {
printf("%f\n", v2Length(8,6) );
printf("%f\n", v2Length(v2{8,6}) );
printf("%f\n", v2{8,6}.Length() ); // Is this a gain???
return 0;
}
Cpp
INFO