From 0f74039b39344181739c2aec6a2a092f9d788e46 Mon Sep 17 00:00:00 2001
From: Paul Ferrand <paul@ferrand.cc>
Date: Wed, 16 Sep 2020 13:59:55 +0200
Subject: [PATCH] Make find methods const in the mod matrix

---
 src/sfizz/modulations/ModMatrix.cpp | 4 ++--
 src/sfizz/modulations/ModMatrix.h   | 4 ++--
 2 files changed, 4 insertions(+), 4 deletions(-)

diff --git a/src/sfizz/modulations/ModMatrix.cpp b/src/sfizz/modulations/ModMatrix.cpp
index 4533d156..d7ddc444 100644
--- a/src/sfizz/modulations/ModMatrix.cpp
+++ b/src/sfizz/modulations/ModMatrix.cpp
@@ -168,7 +168,7 @@ ModMatrix::TargetId ModMatrix::registerTarget(const ModKey& key)
     return id;
 }
 
-ModMatrix::SourceId ModMatrix::findSource(const ModKey& key)
+ModMatrix::SourceId ModMatrix::findSource(const ModKey& key) const
 {
     Impl& impl = *impl_;
 
@@ -179,7 +179,7 @@ ModMatrix::SourceId ModMatrix::findSource(const ModKey& key)
     return SourceId(it->second);
 }
 
-ModMatrix::TargetId ModMatrix::findTarget(const ModKey& key)
+ModMatrix::TargetId ModMatrix::findTarget(const ModKey& key) const
 {
     Impl& impl = *impl_;
 
diff --git a/src/sfizz/modulations/ModMatrix.h b/src/sfizz/modulations/ModMatrix.h
index b0f9f58f..0f0fb471 100644
--- a/src/sfizz/modulations/ModMatrix.h
+++ b/src/sfizz/modulations/ModMatrix.h
@@ -77,14 +77,14 @@ public:
      *
      * @param key source key
      */
-    SourceId findSource(const ModKey& key);
+    SourceId findSource(const ModKey& key) const;
 
     /**
      * @brief Look up a target by key.
      *
      * @param key target key
      */
-    TargetId findTarget(const ModKey& key);
+    TargetId findTarget(const ModKey& key) const;
 
     /**
      * @brief Connect a source and a destination inside the matrix.