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/*
* Copyright (C) 2024 Jani Hautakangas <jani@kodegood.com>
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above
* copyright notice, this list of conditions and the following
* disclaimer in the documentation and/or other materials provided
* with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
* HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#pragma once
#include "FloatPoint3D.h"
#include "TransformationMatrix.h"
#include <wtf/TZoneMalloc.h>
#include <wtf/Vector.h>
namespace WebCore {
class FloatPlane3D;
class FloatRect;
// FloatPolygon3D represents planar polygon in 3D space
class FloatPolygon3D {
WTF_MAKE_TZONE_ALLOCATED(FloatPolygon3D);
public:
FloatPolygon3D() = default;
FloatPolygon3D(const FloatRect&, const TransformationMatrix&);
const FloatPoint3D& vertexAt(unsigned index) const { return m_vertices[index]; }
unsigned numberOfVertices() const { return m_vertices.size(); }
const FloatPoint3D& normal() const { return m_normal; }
std::pair<FloatPolygon3D, FloatPolygon3D> split(const FloatPlane3D&) const;
private:
FloatPolygon3D(Vector<FloatPoint3D>&&, const FloatPoint3D&);
Vector<FloatPoint3D> m_vertices;
FloatPoint3D m_normal { 0, 0, 1 };
};
} // namespace WebCore
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