Initial commit

Minecraft.World/Vec3.h

@@ -0,0 +1,59 @@
+#pragma once
+using namespace std;
+
+class AABB;
+
+class Vec3
+{
+	// 4J added so we can have separate pools for different threads
+	class ThreadStorage
+	{
+	public:
+		static const int POOL_SIZE = 1024;
+		Vec3 *pool;
+		unsigned int poolPointer;
+		ThreadStorage();
+		~ThreadStorage();
+	};
+	static DWORD tlsIdx;
+	static ThreadStorage *tlsDefault;
+public:
+	// Each new thread that needs to use Vec3 pools will need to call one of the following 2 functions, to either create its own
+	// local storage, or share the default storage already allocated by the main thread
+	static void CreateNewThreadStorage();
+	static void UseDefaultThreadStorage();
+	static void ReleaseThreadStorage();
+
+    static Vec3 *newPermanent(double x, double y, double z);
+    static void clearPool();
+    static void resetPool();
+    static Vec3 *newTemp(double x, double y, double z);
+    double x, y, z;
+private:
+	Vec3() {}
+    Vec3(double x, double y, double z);
+    Vec3 *set(double x, double y, double z);
+public:
+    Vec3 *interpolateTo(Vec3 *t, double p);
+    Vec3 *vectorTo(Vec3 *p);
+    Vec3 *normalize();
+    double dot(Vec3 *p);
+    Vec3 *cross(Vec3 *p);
+    Vec3 *add(double x, double y, double z);
+    double distanceTo(Vec3 *p);
+    double distanceToSqr(Vec3 *p);
+    double distanceToSqr(double x2, double y2, double z2);
+    Vec3 *scale(double l);
+    double length();
+    Vec3 *clipX(Vec3 *b, double xt);
+    Vec3 *clipY(Vec3 *b, double yt);
+    Vec3 *clipZ(Vec3 *b, double zt);
+    wstring toString();
+    Vec3 *lerp(Vec3 *v, double a);
+    void xRot(float degs);
+    void yRot(float degs);
+    void zRot(float degs);
+
+	// 4J Added
+	double distanceTo(AABB *box);
+};