Mercurial > hg > piper-cpp

diff vamp-support/PluginHandleMapper.h @ 265:7ada63fe1084

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Some neatening
author Chris Cannam <cannam@all-day-breakfast.com>
date Fri, 12 Oct 2018 22:18:37 +0100
parents 427c4c725085
children 8c8b5fe47b33
line wrap: on
line diff
--- a/vamp-support/PluginHandleMapper.h	Fri Oct 12 11:12:25 2018 +0100
+++ b/vamp-support/PluginHandleMapper.h	Fri Oct 12 22:18:37 2018 +0100
@@ -60,7 +60,14 @@
 class PluginHandleMapper
 {
 public:
-    typedef uint32_t Handle; // unsigned to avoid undefined behaviour on possible wrap
+    /**
+     * The handle type. This is 32-bit rather than 64-bit in order to
+     * be representable as a JSON number without rounding, and is
+     * unsigned to avoid C++ undefined behaviour in places where it
+     * could wrap around.
+     */
+    typedef uint32_t Handle;
+    
     const Handle INVALID_HANDLE = 0;
 
     virtual ~PluginHandleMapper() noexcept { }