# HG changeset patch
# User Chris Cannam
# Date 1152271352 0
# Node ID 782142eaaa845fac9e1f937946ab5f5a03a50563
# Parent  4a6e6aedf632ad40ff92a99a363039318daba33d
* towards optimising spectrogram refresh with new file cache

diff -r 4a6e6aedf632 -r 782142eaaa84 layer/SpectrogramLayer.cpp
--- a/layer/SpectrogramLayer.cpp	Thu Jul 06 15:54:33 2006 +0000
+++ b/layer/SpectrogramLayer.cpp	Fri Jul 07 11:22:32 2006 +0000
@@ -1285,6 +1285,8 @@
 
 	for (int s = s0i; s <= s1i; ++s) {
 
+            if (!fft->isColumnReady(s)) continue;
+
 	    float binfreq = (sr * q) / m_windowSize;
 	    if (q == q0i) freqMin = binfreq;
 	    if (q == q1i) freqMax = binfreq;
@@ -1356,6 +1358,8 @@
         for (int q = q0i; q <= q1i; ++q) {
             for (int s = s0i; s <= s1i; ++s) {
                 if (s >= 0 && q >= 0 && s < cw && q < ch) {
+
+                    if (!fft->isColumnReady(s)) continue;
                     
                     float value;
 
@@ -1472,7 +1476,7 @@
 	v->setLightBackground(false);
     }
 
-//    Profiler profiler("SpectrogramLayer::paint", true);
+    Profiler profiler("SpectrogramLayer::paint", true);
 #ifdef DEBUG_SPECTROGRAM_REPAINT
     std::cerr << "SpectrogramLayer::paint(): m_model is " << m_model << ", zoom level is " << v->getZoomLevel() << ", m_updateTimer " << m_updateTimer << std::endl;