diff dsp/signalconditioning/FiltFilt.cpp @ 503:b1f72e469ec8

Style fixes: avoid unsigned, fix formatting

--- a/dsp/signalconditioning/FiltFilt.cpp	Wed Jun 05 11:05:58 2019 +0100
+++ b/dsp/signalconditioning/FiltFilt.cpp	Wed Jun 05 11:18:11 2019 +0100
@@ -29,20 +29,20 @@
 {
 }
 
-void FiltFilt::process(double *src, double *dst, unsigned int length)
+void FiltFilt::process(double *src, double *dst, int length)
 {       
-    unsigned int i;
+    int i;
 
     if (length == 0) return;
 
-    unsigned int nFilt = m_ord + 1;
-    unsigned int nFact = 3 * ( nFilt - 1);
-    unsigned int nExt   = length + 2 * nFact;
+    int nFilt = m_ord + 1;
+    int nFact = 3 * (nFilt - 1);
+    int nExt = length + 2 * nFact;
 
     double *filtScratchIn = new double[ nExt ];
     double *filtScratchOut = new double[ nExt ];
         
-    for( i = 0; i< nExt; i++ ) {
+    for (i = 0; i < nExt; i++) {
         filtScratchIn[ i ] = 0.0;
         filtScratchOut[ i ] = 0.0;
     }
@@ -51,42 +51,43 @@
     double sample0 = 2 * src[ 0 ];
     double sampleN = 2 * src[ length - 1 ];
 
-    unsigned int index = 0;
-    for( i = nFact; i > 0; i-- ) {
+    int index = 0;
+    for (i = nFact; i > 0; i--) {
         filtScratchIn[ index++ ] = sample0 - src[ i ];
     }
     index = 0;
-    for( i = 0; i < nFact; i++ ) {
-        filtScratchIn[ (nExt - nFact) + index++ ] = sampleN - src[ (length - 2) - i ];
+    for (i = 0; i < nFact; i++) {
+        filtScratchIn[ (nExt - nFact) + index++ ] =
+            sampleN - src[ (length - 2) - i ];
     }
 
     index = 0;
-    for( i = 0; i < length; i++ ) {
+    for (i = 0; i < length; i++) {
         filtScratchIn[ i + nFact ] = src[ i ];
     }
         
     ////////////////////////////////
-    // Do  0Ph filtering
-    m_filter.process( filtScratchIn, filtScratchOut, nExt);
+    // Do 0Ph filtering
+    m_filter.process(filtScratchIn, filtScratchOut, nExt);
         
     // reverse the series for FILTFILT 
-    for ( i = 0; i < nExt; i++) { 
+    for (i = 0; i < nExt; i++) { 
         filtScratchIn[ i ] = filtScratchOut[ nExt - i - 1];
     }
 
     // do FILTER again 
-    m_filter.process( filtScratchIn, filtScratchOut, nExt);
+    m_filter.process(filtScratchIn, filtScratchOut, nExt);
         
     // reverse the series back 
-    for ( i = 0; i < nExt; i++) {
+    for (i = 0; i < nExt; i++) {
         filtScratchIn[ i ] = filtScratchOut[ nExt - i - 1 ];
     }
-    for ( i = 0;i < nExt; i++) {
+    for (i = 0; i < nExt; i++) {
         filtScratchOut[ i ] = filtScratchIn[ i ];
     }
 
     index = 0;
-    for( i = 0; i < length; i++ ) {
+    for (i = 0; i < length; i++) {
         dst[ index++ ] = filtScratchOut[ i + nFact ];
     }