From b6737efa307bb6dca6663bf8970dd0d444aa0af3 Mon Sep 17 00:00:00 2001
From: Bent Bisballe Nyeng <deva@aasimon.org>
Date: Thu, 7 Jun 2018 23:48:25 +0200
Subject: Store bleed control support in settings.

---
 src/drumkitparser.cc    | 8 +++++++-
 src/drumkitparser.h     | 2 +-
 src/instrumentparser.cc | 8 +++++++-
 src/instrumentparser.h  | 6 +++++-
 src/settings.h          | 5 +++++
 5 files changed, 25 insertions(+), 4 deletions(-)

diff --git a/src/drumkitparser.cc b/src/drumkitparser.cc
index 2a49e47..d86957e 100644
--- a/src/drumkitparser.cc
+++ b/src/drumkitparser.cc
@@ -45,6 +45,8 @@ DrumKitParser::DrumKitParser(Settings& settings, DrumKit& k, Random& rand)
 
 int DrumKitParser::parseFile(const std::string& filename)
 {
+	settings.has_bleed_control.store(false);
+
 	auto edited_filename(filename);
 
 	if(refs.load())
@@ -182,6 +184,10 @@ void DrumKitParser::startTag(const std::string& name, const attr_t& attr)
 		{
 			cattr.main_state = (attr.at("main") == "true") ?
 				main_state_t::is_main : main_state_t::is_not_main;
+			if(cattr.main_state == main_state_t::is_main)
+			{
+				settings.has_bleed_control.store(true);
+			}
 		}
 
 		channelmap[attr.at("in")] = cattr;
@@ -198,7 +204,7 @@ void DrumKitParser::endTag(const std::string& name)
 			auto ptr = std::make_unique<Instrument>(settings, rand);
 			ptr->setGroup(instr_group);
 
-			InstrumentParser parser(*ptr);
+			InstrumentParser parser(*ptr, settings);
 			parser.parseFile(path + "/" + instr_file);
 
 			// Transfer ownership to the DrumKit object.
diff --git a/src/drumkitparser.h b/src/drumkitparser.h
index e4645c3..c77b1ff 100644
--- a/src/drumkitparser.h
+++ b/src/drumkitparser.h
@@ -36,7 +36,7 @@ class DrumKitParser
 	: public SAXParser
 {
 public:
-	DrumKitParser(Settings& setting, DrumKit& kit, Random& rand);
+	DrumKitParser(Settings& settings, DrumKit& kit, Random& rand);
 	virtual ~DrumKitParser() = default;
 
 	virtual int parseFile(const std::string& filename) override;
diff --git a/src/instrumentparser.cc b/src/instrumentparser.cc
index f49a6af..9a5e36d 100644
--- a/src/instrumentparser.cc
+++ b/src/instrumentparser.cc
@@ -31,13 +31,15 @@
 
 #include <hugin.hpp>
 
+#include "settings.h"
 #include "cpp11fix.h"
 #include "path.h"
 
 #include "nolocale.h"
 
-InstrumentParser::InstrumentParser(Instrument& instrument)
+InstrumentParser::InstrumentParser(Instrument& instrument, Settings& settings)
 	: instrument(instrument)
+	, settings(settings)
 {
 
 }
@@ -100,6 +102,10 @@ void InstrumentParser::startTag(const std::string& name, const attr_t& attr)
 		{
 			channel->main = (attr.at("main") == "true") ?
 				main_state_t::is_main : main_state_t::is_not_main;
+			if(channel->main == main_state_t::is_main)
+			{
+				settings.has_bleed_control.store(true);
+			}
 		}
 	}
 
diff --git a/src/instrumentparser.h b/src/instrumentparser.h
index e87489f..f88f2ae 100644
--- a/src/instrumentparser.h
+++ b/src/instrumentparser.h
@@ -32,11 +32,13 @@
 #include <memory>
 #include <vector>
 
+class Settings;
+
 class InstrumentParser
 	: public SAXParser
 {
 public:
-	InstrumentParser(Instrument &instrument);
+	InstrumentParser(Instrument &instrument, Settings& settings);
 	virtual ~InstrumentParser() = default;
 
 	virtual int parseFile(const std::string& filename) override;
@@ -57,4 +59,6 @@ private:
 
 	level_t lower{0};
 	level_t upper{0};
+
+	Settings& settings;
 };
diff --git a/src/settings.h b/src/settings.h
index 2f3569f..c88dc95 100644
--- a/src/settings.h
+++ b/src/settings.h
@@ -90,6 +90,7 @@ struct Settings
 
 	Atomic<bool> enable_bleed_control{false};
 	Atomic<float> master_bleed{1.0f};
+	Atomic<bool> has_bleed_control{false};
 
 	Atomic<bool> enable_latency_modifier{true};
 
@@ -154,6 +155,7 @@ struct SettingsGetter
 
 	SettingRef<bool> enable_bleed_control;
 	SettingRef<float> master_bleed;
+	SettingRef<bool> has_bleed_control;
 
 	SettingRef<bool> enable_latency_modifier;
 	SettingRef<std::size_t> latency_max;
@@ -190,6 +192,7 @@ struct SettingsGetter
 		, current_file{settings.current_file}
 		, enable_bleed_control{settings.enable_bleed_control}
 		, master_bleed{settings.master_bleed}
+		, has_bleed_control{settings.has_bleed_control}
 		, enable_latency_modifier{settings.enable_latency_modifier}
 		, latency_max{settings.latency_max}
 		, latency_laid_back{settings.latency_laid_back}
@@ -239,6 +242,7 @@ public:
 
 	Notifier<bool> enable_bleed_control;
 	Notifier<float> master_bleed;
+	Notifier<bool> has_bleed_control;
 
 	Notifier<bool> enable_latency_modifier;
 	Notifier<std::size_t> latency_max;
@@ -286,6 +290,7 @@ public:
 
 		EVAL(enable_bleed_control);
 		EVAL(master_bleed);
+		EVAL(has_bleed_control);
 
 		EVAL(enable_latency_modifier);
 		EVAL(latency_max);
-- 
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