Mercurial > hg > constant-q-cpp

diff yeti/cqt.yeti @ 20:dad5d8a06a5d

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Return only the actual results (i.e. space with zeros rather than duplicates)
author Chris Cannam <c.cannam@qmul.ac.uk>
date Wed, 30 Oct 2013 17:29:14 +0000
parents 3b044c30cffc
children 5787785f4560
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line diff
--- a/yeti/cqt.yeti	Wed Oct 30 16:31:25 2013 +0000
+++ b/yeti/cqt.yeti	Wed Oct 30 17:29:14 2013 +0000
@@ -131,10 +131,15 @@
             colsPerAtom = int (colsPerChunk / kdata.atomsPerFrame);
             chunkNo = int (col / colsPerChunk);
             atomNo = int ((col % colsPerChunk) / colsPerAtom);
+            atomOffset = ((col % colsPerChunk) % colsPerAtom);
 
 //            eprintln "row \(row) of \(rows), col \(col) of \(columns): oct \(oct), bin \(binNo), chunk \(chunkNo) of \(chunks), atom \(atomNo) of \(kdata.atomsPerFrame)";
 
-            cm.at bits[oct][chunkNo] (binNo * kdata.atomsPerFrame + atomNo) 0;
+            if atomOffset == 0 then
+                cm.at bits[oct][chunkNo] (binNo * kdata.atomsPerFrame + atomNo) 0;
+            else
+                cplx.zero
+            fi;
 
         done { rows, columns };
         );