public void PrevRandomResultIsAccurate()
{
var rand = new Rand32(100, 200, 300);
var prev = rand.Random();
Assert.Equal(prev, rand.PrevRandom());
}
private static void Shuffle(byte[] data, uint version)
{
Rand32 rand32 = new Rand32((uint)Math.Pow(version, 2));
for (int i = TABLE_SIZE - 1; i >= 1; i--)
{
byte rand = (byte)(rand32.Random() % (i + 1));
byte swap = data[i];
data[i] = data[rand];
data[rand] = swap;
}
}
public int Get(int a)
{
if (a <= 0)
{
return(a);
}
if (type != ItemVariationType.Gachapon)
{
var v9 = a / 10 + 1;
if (v9 >= 5)
{
v9 = 5;
}
var v10 = 1 << (v9 + 2);
var v11 = v10 > 0 ? rand.Random() % v10 : rand.Random();
var v13 = v11 >> 1;
var v14 = ((v13 >> 3) & 1)
+ ((v13 >> 2) & 1)
+ ((v13 >> 1) & 1)
+ (v13 & 1)
+ (v11 & 1)
- 2
+ ((v13 >> 4) & 1)
+ ((v13 >> 5) & 1);
if (v14 <= 0)
{
v14 = 0;
}
if (type == ItemVariationType.Normal)
{
var v15 = (rand.Random() & 1) == 0;
if (v15)
{
return(a - v14);
}
}
else
{
var v16 = rand.Random() % 10 < (type == ItemVariationType.Better ? 3 : 1);
if (type != ItemVariationType.Great)
{
return(a);
}
if (v16)
{
return(a);
}
}
return(a + v14);
}
var v3 = a / 5 + 1;
if (v3 >= 7)
{
v3 = 7;
}
var v4 = 1 << (v3 + 2);
var v17 = v3 + 2;
var v5 = v4 > 0 ? rand.Random() % v4 : rand.Random();
var v7 = -2;
if (v17 > 0)
{
for (var i = 0; i < v17; i++)
{
v7 += v5 & 1;
v5 >>= 1;
}
}
var v8 = (rand.Random() & 1) > 0 ? a + v7 : a - v7;
if (v8 <= 0)
{
v8 = 0;
}
return(v8);
}
public void RandomResultIsAccurate()
{
var rand = new Rand32(100, 200, 300);
Assert.Equal(0x2464C80, rand.Random());
}