ResInsight/Fwk/VizFwk/LibGeometry/cvfFrustum.h

92 lines
2.7 KiB
C++

//##################################################################################################
//
// Custom Visualization Core library
// Copyright (C) 2011-2013 Ceetron AS
//
// This library may be used under the terms of either the GNU General Public License or
// the GNU Lesser General Public License as follows:
//
// GNU General Public License Usage
// This library is free software: you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
// This library is distributed in the hope that it will be useful, but WITHOUT ANY
// WARRANTY; without even the implied warranty of MERCHANTABILITY or
// FITNESS FOR A PARTICULAR PURPOSE.
//
// See the GNU General Public License at <<http://www.gnu.org/licenses/gpl.html>>
// for more details.
//
// GNU Lesser General Public License Usage
// This library is free software; you can redistribute it and/or modify
// it under the terms of the GNU Lesser General Public License as published by
// the Free Software Foundation; either version 2.1 of the License, or
// (at your option) any later version.
//
// This library is distributed in the hope that it will be useful, but WITHOUT ANY
// WARRANTY; without even the implied warranty of MERCHANTABILITY or
// FITNESS FOR A PARTICULAR PURPOSE.
//
// See the GNU Lesser General Public License at <<http://www.gnu.org/licenses/lgpl-2.1.html>>
// for more details.
//
//##################################################################################################
#pragma once
#include "cvfObject.h"
#include "cvfPlane.h"
#include <map>
namespace cvf {
class BoundingBox;
//=================================================================================================
//
// Frustum class
//
//=================================================================================================
class Frustum : public Object
{
public:
/// Sides of the frustum
enum Side
{
BOTTOM = 0, // Index based -> Must start with zero
TOP,
LEFT,
RIGHT,
FRONT,
BACK,
COUNT ///< Number of sides
};
public:
Frustum();
Frustum(const Frustum& other);
~Frustum();
const Frustum& operator=(const Frustum& other);
bool operator==(const Frustum& other) const;
bool operator!=(const Frustum& other) const;
void setPlane(Side side, const Plane& plane);
Plane plane(Side side) const;
void transform(const Mat4d& matrix);
bool isOutside(const Vec3d& point) const;
bool isOutside(const BoundingBox& bbox) const;
private:
std::map<int, Plane> m_planes;
};
}