godot-lportal/lbound.h

#pragma once
//	Copyright (c) 2019 Lawnjelly

//	Permission is hereby granted, free of charge, to any person obtaining a copy
//	of this software and associated documentation files (the "Software"), to deal
//	in the Software without restriction, including without limitation the rights
//	to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
//	copies of the Software, and to permit persons to whom the Software is
//	furnished to do so, subject to the following conditions:

//	The above copyright notice and this permission notice shall be included in all
//	copies or substantial portions of the Software.

//	THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
//	IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
//	FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
//	AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
//	LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
//	OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
//	SOFTWARE.

/**
	@author lawnjelly <lawnjelly@gmail.com>
*/


#include "lvector.h"

// optional convex hull around rooms, to make it easier to determine which room a point is within
class LBound
{
public:
	bool IsPointWithin(const Vector3 &pt, float epsilon = 0.0f) const;

	// get distance behind all planes and return the smallest..
	// if inside this will be negative, if outside, positive
	float GetSmallestPenetrationDistance(const Vector3 &pt) const;

	// the bound is optional .. not all rooms have a bound
	bool IsActive() const {return m_Planes.size() != 0;}

	LVector<Plane> m_Planes;
};