public static float dist(Vec3i v1, Vec3i v2)
{
float dx = v1.x - v2.x;
float dy = v1.y - v2.y;
float dz = v1.z - v2.z;
return(XMath.Sqrt(dx * dx + dy * dy + dz * dz));
}
public static Vec3i setZ(Vec3i v, int z)
{
return(new Vec3i(v.x, v.y, z));
}
public static Vec3i setY(Vec3i v, int y)
{
return(new Vec3i(v.x, y, v.z));
}
public static Vec3i setX(Vec3i v, int x)
{
return(new Vec3i(x, v.y, v.z));
}
public static bool Equals(Vec3i a, Vec3i b)
{
return(a.x == b.x &&
a.y == b.y &&
a.z == b.z);
}
public static Vec3i cross(Vec3i v1, Vec3i v2)
{
return(new Vec3i(v1.y * v2.z - v1.z * v2.y,
-(v1.x * v2.z - v1.z * v2.x),
v1.x * v2.y - v1.y * v2.x));
}
public static float dot(Vec3i v1, Vec3i v2)
{
return(v1.x * v2.x + v1.y * v2.y + v1.z * v2.z);
}