first commit

Minecraft.World/Node.cpp

@@ -0,0 +1,75 @@
+#include "stdafx.h"
+#include "net.minecraft.world.entity.h"
+#include "net.minecraft.world.level.pathfinder.h"
+
+// 4J - added for common ctor code
+// Do all the default initialisations done in the java class
+void Node::_init()
+{
+	heapIdx = -1;
+
+	closed = false;
+
+	cameFrom = NULL;
+}
+
+Node::Node(const int x, const int y, const int z) :
+x(x),
+y(y),
+z(z),
+hash(createHash(x, y, z))
+{
+	_init();
+
+	//this->x = x;
+	//this->y = y;
+	//this->z = z;
+
+	//hash = createHash(x, y, z);
+}
+
+int Node::createHash(const int x, const int y, const int z) 
+{
+	return (y & 0xff) | ((x & 0x7fff) << 8) | ((z & 0x7fff) << 24) | ((x < 0) ? 0x0080000000 : 0) | ((z < 0) ? 0x0000008000 : 0);
+}
+
+float Node::distanceTo(Node *to) 
+{
+	float xd = (float) ( to->x - x );
+	float yd = (float) ( to->y - y );
+	float zd = (float) ( to->z - z );
+	return Mth::sqrt(xd * xd + yd * yd + zd * zd);
+}
+
+float Node::distanceToSqr(Node *to)
+{
+	float xd = to->x - x;
+	float yd = to->y - y;
+	float zd = to->z - z;
+	return xd * xd + yd * yd + zd * zd;
+}
+
+bool Node::equals(Node *o) 
+{
+	//4J Jev, never used anything other than a node.
+	//if (dynamic_cast<Node *>((Node *) o) != NULL) 
+	//{
+		return hash == o->hash && x == o->x && y == o->y && z == o->z;
+	//}
+	//return false;
+}
+
+int Node::hashCode() 
+{
+	return hash;
+}
+
+bool Node::inOpenSet() 
+{
+	return heapIdx >= 0;
+}
+
+wstring Node::toString() 
+{
+	return _toString<int>(x) + L", " + _toString<int>(y) + L", " + _toString<int>(z);
+}