Mercurial > hg > piper-cpp

diff bits/PreservingPluginHandleMapper.h @ 40:55d69b26d4db

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Pull out CountingPluginHandleMapper; consts
author Chris Cannam <c.cannam@qmul.ac.uk>
date Mon, 22 Aug 2016 17:16:44 +0100
parents 2d97883d20df
children f4244a2d55ac
line wrap: on
line diff
--- a/bits/PreservingPluginHandleMapper.h	Mon Aug 22 17:16:23 2016 +0100
+++ b/bits/PreservingPluginHandleMapper.h	Mon Aug 22 17:16:44 2016 +0100
@@ -46,7 +46,7 @@
 public:
     PreservingPluginHandleMapper() : m_handle(0), m_plugin(0) { }
 
-    virtual int32_t pluginToHandle(Vamp::Plugin *p) {
+    virtual int32_t pluginToHandle(Vamp::Plugin *p) const {
 	if (p == m_plugin) return m_handle;
 	else {
 	    std::cerr << "PreservingPluginHandleMapper: p = " << p
@@ -57,15 +57,15 @@
 	}
     }
 
-    virtual Vamp::Plugin *handleToPlugin(int32_t h) {
+    virtual Vamp::Plugin *handleToPlugin(int32_t h) const {
 	m_handle = h;
 	m_plugin = reinterpret_cast<Vamp::Plugin *>(h);
 	return m_plugin;
     }
 
 private:
-    int32_t m_handle;
-    Vamp::Plugin *m_plugin;
+    mutable int32_t m_handle;
+    mutable Vamp::Plugin *m_plugin;
 };
 
 }