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diff data/fft/FFTFileCache.cpp @ 170:b23eea68357e

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* flesh out StorageAdviser
author Chris Cannam
date Tue, 26 Sep 2006 12:58:12 +0000
parents 4b2ea82fd0ed
children 146eb9e35baa
line wrap: on
line diff
--- a/data/fft/FFTFileCache.cpp	Mon Sep 25 20:32:44 2006 +0000
+++ b/data/fft/FFTFileCache.cpp	Tue Sep 26 12:58:12 2006 +0000
@@ -286,3 +286,11 @@
     m_mfc->setColumnAt(x, m_writebuf);
 }
 
+size_t
+FFTFileCache::getCacheSize(size_t width, size_t height, StorageType type)
+{
+    return (height * 2 + 1) * width *
+        (type == Compact ? sizeof(uint16_t) : sizeof(float)) +
+        2 * sizeof(size_t); // matrix file header size
+}
+