gavindiaz/QuanTAlib
1
0
Fork 0
mirror of https://github.com/mihakralj/QuanTAlib.git synced 2026-08-25 13:58:04 +00:00
Code Issues Packages Projects Releases Wiki Activity

style patterns

Browse Source
This commit is contained in:
Miha Kralj
2026-01-25 16:01:45 -08:00
parent 2836f253c4
commit e59665c8f0
399 changed files with 6892 additions and 1323 deletions
Download Patch File Download Diff File Expand all files Collapse all files
lib/trends_FIR/pwma/Pwma.cs
+32 -5
View File
@@ -44,7 +44,10 @@ public sealed class Pwma : AbstractBase
public Pwma(int period)
{
if (period <= 0) throw new ArgumentException("Period must be greater than 0", nameof(period));
if (period <= 0)
{
throw new ArgumentException("Period must be greater than 0", nameof(period));
}
_period = period;
_divisor = (double)period * ((double)period + 1.0) * (2.0 * (double)period + 1.0) / 6.0;
@@ -171,7 +174,10 @@ public sealed class Pwma : AbstractBase
public override TSeries Update(TSeries source)
{
if (source.Count == 0) return new TSeries([], []);
if (source.Count == 0)
{
return new TSeries([], []);
}
int len = source.Count;
List<long> t = new(len);
@@ -244,12 +250,20 @@ public sealed class Pwma : AbstractBase
public static void Calculate(ReadOnlySpan<double> source, Span<double> output, int period)
{
if (source.Length != output.Length)
{
throw new ArgumentException("Source and output must have the same length", nameof(output));
}
if (period <= 0)
{
throw new ArgumentException("Period must be greater than 0", nameof(period));
}
int len = source.Length;
if (len == 0) return;
if (len == 0)
{
return;
}
CalculateScalarCore(source, output, period);
}
@@ -273,9 +287,13 @@ public sealed class Pwma : AbstractBase
{
double val = source[i];
if (double.IsFinite(val))
{
lastValid = val;
}
else
{
val = lastValid;
}
sum += val;
wsum = Math.FusedMultiplyAdd(i + 1, val, wsum);
@@ -291,9 +309,13 @@ public sealed class Pwma : AbstractBase
{
double val = source[i];
if (double.IsFinite(val))
{
lastValid = val;
}
else
{
val = lastValid;
}
double oldSum = sum;
double oldWSum = wsum;
@@ -306,7 +328,9 @@ public sealed class Pwma : AbstractBase
buffer[bufferIdx] = val;
bufferIdx++;
if (bufferIdx >= period)
{
bufferIdx = 0;
}
tickCount++;
if (tickCount >= ResyncInterval)
@@ -319,7 +343,10 @@ public sealed class Pwma : AbstractBase
for (int k = 0; k < period; k++)
{
int idx = bufferIdx + k;
if (idx >= period) idx -= period;
if (idx >= period)
{
idx -= period;
}
double v = buffer[idx];
recalcSum += v;
@@ -342,4 +369,4 @@ public sealed class Pwma : AbstractBase
_p_state = default;
Last = default;
}
}
}