/// <summary>
/// Method choice random dimension(proportional to len) and random value for split
/// </summary>
void CreateSplitData()
{
// Get sum of all dimension and choice random number
// All dimensions going one after one
decimal splitValue = RandomTools.RandomDecimal(0, boxLen.Sum());
decimal sum = 0;
short i = 0;
// Figure out in that dimension is splitValue(after cicle it will be i-1)
do
{
sum += boxLen[i];
i++;
} while (sum < splitValue);
// i==1 mean that splitValue in 0 dimension, simple calculation
if (i == 1)
{
splitValue = boxMin[0] + splitValue;
SplitDimension = 0;
}
// i > 1, to get split value in current dimension
// need cut off all previos dimensions(thay going one after one) from sum
// and add to start position(min boundiong box)
else
{
sum -= boxLen[i - 1];
splitValue = boxMin[i - 1] + (splitValue - sum);
SplitDimension = (byte)(i - 1);
}
SplitValue = splitValue;
}
public void Test_RandomDecimal_CheckInterval()
{
var a1 = RandomTools.RandomDecimal(0, 0.0000003M);
var a2 = RandomTools.RandomDecimal(0, 1.0000003M);
var a3 = RandomTools.RandomDecimal(10.1M, 5250.023M);
var a4 = RandomTools.RandomDecimal(-10.2M, 9.03M);
var rez1 = ((a1 >= 0) && (a1 < 0.000003M));
var rez2 = ((a2 >= 0) && (a2 < 1.0000003M));
var rez3 = ((a3 >= 10.1M) && (a3 < 5250.023M));
var rez4 = ((a4 >= -10.2M) && (a4 < 9.03M));
Assert.IsTrue(rez1);
Assert.IsTrue(rez2);
Assert.IsTrue(rez3);
Assert.IsTrue(rez4);
}
