# HG changeset patch
# User Chris Cannam
# Date 1568285620 -3600
# Node ID 2c7a480f93ca2cb2914ba24fd1aca4e25eb8d17d
# Parent  62aad7969f8b838d1084ab383b5b5c1945fcc180
Set maximum frequency on FFT model to reduce cache size (experimental)

diff -r 62aad7969f8b -r 2c7a480f93ca layer/SpectrogramLayer.cpp
--- a/layer/SpectrogramLayer.cpp	Thu Sep 12 11:53:17 2019 +0100
+++ b/layer/SpectrogramLayer.cpp	Thu Sep 12 11:53:40 2019 +0100
@@ -872,6 +872,10 @@
     invalidateMagnitudes();
     
     m_maxFrequency = mf;
+
+    if (auto fftModel = ModelById::getAs<FFTModel>(m_fftModel)) {
+        fftModel->setMaximumFrequency(m_maxFrequency);
+    }
     
     emit layerParametersChanged();
 }
@@ -1420,6 +1424,8 @@
         return;
     }
 
+    newFFTModel->setMaximumFrequency(getMaxFrequency());
+    
     m_fftModel = ModelById::add(newFFTModel);
 
     bool createWholeCache = false;
@@ -1793,6 +1799,10 @@
 
     m_minFrequency = minf;
     m_maxFrequency = maxf;
+
+    if (auto fftModel = ModelById::getAs<FFTModel>(m_fftModel)) {
+        fftModel->setMaximumFrequency(m_maxFrequency);
+    }
     
     emit layerParametersChanged();