public static void GetSphericalDistribution(
out float xAngle,
out float yAngle,
ref Random32 random)
{
yAngle = random.GetFloat(-Mathf.PI, Mathf.PI);
var r = random.GetFloat();
xAngle = Mathf.Asin((2f * r) - 1f);
}
public static void GetHemisphericalDistribution(
out float xAngle,
out float yAngle,
ref Random32 random)
{
yAngle = random.GetFloat(-Mathf.PI, Mathf.PI);
var r = random.GetFloat();
xAngle = Mathf.Acos(r);
}
public static void GetHemisphericalCosPoweredDistribution(
out float xAngle,
out float yAngle,
float power,
ref Random32 random)
{
yAngle = random.GetFloat(-Mathf.PI, Mathf.PI);
var r = random.GetFloat();
var powered = Mathf.Pow(r, 1f / (power + 1f));
xAngle = Mathf.Acos(powered);
}