feat: TU19 (Dec 2014) Features & Content (#155)

* try to resolve merge conflict

* feat: TU19 (Dec 2014) Features & Content (#32)

* December 2014 files

* Working release build

* Fix compilation issues

* Add sound to Windows64Media

* Add DLC content and force Tutorial DLC

* Revert "Add DLC content and force Tutorial DLC"

This reverts commit 97a4399472.

* Disable broken light packing

* Disable breakpoint during DLC texture map load

Allows DLC loading but the DLC textures are still broken

* Fix post build not working

* ...

* fix vs2022 build

* fix cmake build

---------

Co-authored-by: Loki <lokirautio@gmail.com>

Minecraft.World/ModifiableAttributeInstance.h

@@ -0,0 +1,40 @@
+#pragma once
+
+#include "AttributeInstance.h"
+
+class ModifiableAttributeInstance : public AttributeInstance
+{
+private:
+	BaseAttributeMap *attributeMap;
+	Attribute *attribute;
+	unordered_set<AttributeModifier *> modifiers [AttributeModifier::TOTAL_OPERATIONS];
+	unordered_map<unsigned int, AttributeModifier *> modifierById;
+	double baseValue;
+	bool dirty;
+	double cachedValue;
+
+public:
+	ModifiableAttributeInstance(BaseAttributeMap *attributeMap, Attribute *attribute);
+	~ModifiableAttributeInstance();
+
+	Attribute *getAttribute();
+	double getBaseValue();
+	void setBaseValue(double baseValue);
+	unordered_set<AttributeModifier *> *getModifiers(int operation);
+	void getModifiers(unordered_set<AttributeModifier *>& result);
+	AttributeModifier *getModifier(eMODIFIER_ID id);
+	void addModifiers(unordered_set<AttributeModifier *> *modifiers);
+	void addModifier(AttributeModifier *modifier);
+
+private:
+	void setDirty();
+
+public:
+	void removeModifier(AttributeModifier *modifier);
+	void removeModifier(eMODIFIER_ID id);
+	void removeModifiers();
+	double getValue();
+
+private:
+	double calculateValue();
+};