NvBlastExtAuthoringMeshUtils.h

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#include <cinttypes>
#include <map>
#include <set>
#include <vector>
#include "NvBlastExtAuthoringTypes.h"

namespace physx
{
    class PxVec3;
};

namespace Nv
{
namespace Blast
{
    
    class Mesh;

void    setCuttingBox(const physx::PxVec3& point, const physx::PxVec3& normal, Mesh* mesh, float size, int64_t id);
Mesh*   getCuttingBox(const physx::PxVec3& point, const physx::PxVec3& normal, float size, int64_t id, int32_t interiorMaterialId);

Mesh*   getBigBox(const physx::PxVec3& point, float size, int32_t interiorMaterialId);

Mesh* getNoisyCuttingBoxPair(const physx::PxVec3& point, const physx::PxVec3& normal, float size, float jaggedPlaneSize, physx::PxVec3 resolution, int64_t id, float amplitude, float frequency, int32_t octaves, int32_t seed, int32_t interiorMaterialId);


void inverseNormalAndIndices(Mesh* mesh);

struct CmpVec
{
    bool operator()(const physx::PxVec3& v1, const physx::PxVec3& v2) const;
};

typedef std::map<physx::PxVec3, std::map<uint32_t, uint32_t>, CmpVec> PointMap;

struct SharedFace
{
    SharedFace() {}
    SharedFace(uint32_t inW, uint32_t inH, int64_t inUD, int32_t inMatId) : w(inW), h(inH), f(Facet( 0, 3, inUD, inMatId ))
    {
        vertices.reserve((w + 1) * (h + 1));
    }
    uint32_t w, h;
    Facet f;
    std::vector<Nv::Blast::Vertex> vertices;
    std::vector<Nv::Blast::Edge> edges;
    std::vector<Nv::Blast::Facet> facets;
};

struct CmpSharedFace
{
    bool operator()(const std::pair<physx::PxVec3, physx::PxVec3>& pv1, const std::pair<physx::PxVec3, physx::PxVec3>& pv2) const;
};

typedef std::map<std::pair<physx::PxVec3, physx::PxVec3>, SharedFace, CmpSharedFace> SharedFacesMap;

struct CutoutConfiguration;

void buildCuttingConeFaces(const CutoutConfiguration& conf, const std::vector<std::vector<physx::PxVec3>>& points,
    float heightBot, float heightTop, float conicityBot, float conicityTop,
    int64_t& id, int32_t seed, int32_t interiorMaterialId, SharedFacesMap& sharedFacesMap);

Mesh*   getCuttingCone(const CutoutConfiguration& conf,
    const std::vector<physx::PxVec3>& points, const std::set<int32_t>& smoothingGroups,
    float heightBot, float heightTop, float conicityBot, float conicityTop,
    int64_t& id, int32_t seed, int32_t interiorMaterialId, const SharedFacesMap& sharedFacesMap, bool inverseNormals = false);

};
};