1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
|
// CS0121: The call is ambiguous between the following methods or properties: `V2.operator -(V2, V2)' and `V3.operator -(V3, V3)'
// Line: 45
public struct V3
{
public float x, y, z;
public V3 (float ix, float iy, float iz) { x = ix; y = iy; z = iz; }
static public V3 operator - (V3 lhs, V3 rhs)
{
return new V3 (lhs.x - rhs.x, lhs.y - rhs.y, lhs.z - rhs.z);
}
}
public struct V2
{
public float x, y;
public V2 (float ix, float iy) { x = ix; y = iy; }
public static implicit operator V2 (V3 v)
{
return new V2 (v.x, v.y);
}
public static implicit operator V3 (V2 v)
{
return new V3 (v.x, v.y, 0);
}
static public V2 operator - (V2 lhs, V2 rhs)
{
return new V2 (lhs.x - rhs.x, lhs.y - rhs.y);
}
}
internal class Test
{
static void Main ()
{
V2 a = new V2 ();
V3 b = new V3 ();
V2 s = a - b;
}
}
|