LocomotionHelper.h

#pragma once
// ===========================================================================
// Copyright (c) 2015 Toolchefs Ltd. All rights reserved.
//
// Use of this software is subject to the terms of the Toolchefs license
// agreement provided at the time of installation or download, or which
// otherwise accompanies this software in either electronic or hard copy form.
// ===========================================================================
 
#include <Atoms/Globals.h>
#include <AtomsUtils/AtomsMath.h>
#include <AtomsUtils/Triangle.h>
#include <AtomsUtils/Edge.h>
#include <algorithm>
#include <vector>
#include <map>
#include <set>
 
 
namespace Atoms
{
    enum LocomotionSort
    {
        kGreater = 0,
        kLess
    };
 
    class ATOMS_EXPORT LocomotionBoundaries
    {
        public:
            AtomsMath::Vector2f min;
            AtomsMath::Vector2f max;
            AtomsMath::Vector2f gridSize;
    };
 
    class ATOMS_EXPORT LocomotionDelaunay {
 
        public:
            std::vector<AtomsUtils::Triangle2> triangles;
 
            LocomotionBoundaries boundaries;
    
            LocomotionDelaunay() { triangles.clear(); }
    };
 
 
    ATOMS_EXPORT std::vector<AtomsUtils::Triangle2> locomotionTriangulation(const std::vector<AtomsMath::Vector2f> & points, const LocomotionSort xSort = LocomotionSort::kLess, const LocomotionSort ySort = LocomotionSort::kLess, const float eps = 1e-4);
 
    ATOMS_EXPORT bool findTriangleFromPointForLocomotion(const AtomsMath::Vector2f& point, const std::vector<AtomsUtils::Triangle2>& triangles, AtomsMath::Vector3f& barycentricCoords, AtomsUtils::Triangle2& outTriangle, const std::set<int>& skipTriangles);
 
}