FactoryCraft-Server/FactoryCraft/Area.cpp

#include "Area.h"

Direction getOppositeDirection(Direction dir)
{
	switch (dir)
	{
	case NORTH:
		return SOUTH;
	case EAST:
		return WEST;
	case SOUTH:
		return NORTH;
	case WEST:
		return EAST;
	case TOP:
		return BOTTOM;
	case BOTTOM:
		return TOP;
	default:
		return NO_DIRECTION;
	}
}

Directions getDirections(Framework::Vec3<float> currentPos, Framework::Vec3<float> otherPos)
{
	Directions result = NO_DIRECTION;
	if (currentPos.x < otherPos.x)
		result |= EAST;
	if (currentPos.x > otherPos.x)
		result |= WEST;
	if (currentPos.y < otherPos.y)
		result |= SOUTH;
	if (currentPos.y > otherPos.y)
		result |= NORTH;
	if (currentPos.z < otherPos.z)
		result |= TOP;
	if (currentPos.z > otherPos.z)
		result |= BOTTOM;
	return result;
}

Framework::Vec3<int> getDirection(Directions dir)
{
	Framework::Vec3<int> result(0, 0, 0);
	if ((dir | NORTH) == dir)
		--result.y;
	if ((dir | EAST) == dir)
		++result.x;
	if ((dir | SOUTH) == dir)
		++result.y;
	if ((dir | WEST) == dir)
		--result.x;
	if ((dir | TOP) == dir)
		++result.z;
	if ((dir | BOTTOM) == dir)
		--result.z;
	return result;
}

int getDirectionIndex(Direction dir)
{
	if (dir == NORTH)
		return 0;
	if (dir == EAST)
		return 1;
	if (dir == SOUTH)
		return 2;
	if (dir == WEST)
		return 3;
	if (dir == TOP)
		return 4;
	if (dir == BOTTOM)
		return 5;
	assert(false);
	return -1;
}

Direction getDirectionFromIndex(int index)
{
	return (Direction)(1 << index);
}