From aa6ef7e42966e36db74a4d15367379cbff37bbc8 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Andr=C3=A9=20Nusser?= <andre.nusser@googlemail.com>
Date: Sat, 6 Apr 2019 20:14:05 +0200
Subject: Avoid calling find on a map twice in midimap lookup.
---
src/midimapper.cc | 9 +++++----
1 file changed, 5 insertions(+), 4 deletions(-)
(limited to 'src')
diff --git a/src/midimapper.cc b/src/midimapper.cc
index 9243ecf..9593aae 100644
--- a/src/midimapper.cc
+++ b/src/midimapper.cc
@@ -30,18 +30,19 @@ int MidiMapper::lookup(int note)
{
std::lock_guard<std::mutex> guard(mutex);
- if(midimap.find(note) == midimap.end())
+ auto midimap_it = midimap.find(note);
+ if(midimap_it == midimap.end())
{
return -1;
}
- const std::string& instr = midimap[note];
- if(instrmap.find(instr) == instrmap.end())
+ auto instrmap_it = instrmap.find(midimap_it->second);
+ if(instrmap_it == instrmap.end())
{
return -1;
}
- return instrmap[instr];
+ return instrmap_it->second;
}
void MidiMapper::swap(instrmap_t& instrmap, midimap_t& midimap)
--
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