navfloorblobbuilder.h

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/*
* Copyright 2016 Autodesk, Inc. All rights reserved.
* Use of this software is subject to the terms of the Autodesk license agreement and any attachments or Appendices thereto provided at the time of installation or download,
* or which otherwise accompanies this software in either electronic or hard copy form, or which is signed by you and accepted by Autodesk.
*/

#pragma once

#include "gwnavruntime/blob/baseblobbuilder.h"

namespace Kaim
{

class DynamicNavFloor;
class NavFloorBlob;
class NavFloor1To1StitchDataBlob;
class NavFloor1To1StitchDataBlobBuilder;
class Stitch1To1ToHalfEdgeInFloor;
class NavHalfEdge;
class DynamicNavVertex;
class NavVertex;

class NavFloorBlobBuilder : public BaseBlobBuilder<NavFloorBlob>
{
    KY_DEFINE_NEW_DELETE_OPERATORS(MemStat_NavData)
public:
    NavFloorBlobBuilder(const DynamicNavFloor& dynamicNavFloor, const NavFloor1To1StitchDataBlob* floor1To1StitchData, bool hasDifferentLinkFromStitch1To1Edge) :
        m_dynamicNavFloor(&dynamicNavFloor), m_floor1To1StitchData(floor1To1StitchData), m_hasDifferentLinkFromStitch1To1Edge(hasDifferentLinkFromStitch1To1Edge) {}

private:
    virtual void DoBuild();

    void WriteNavHalfEdges(NavHalfEdge* edges, KyUInt32 numberOfTriangles) const;
    void ComputeNavFloorAABB(KyUInt32 numberOfVertices);
private:
    const DynamicNavFloor* m_dynamicNavFloor;
    const NavFloor1To1StitchDataBlob* m_floor1To1StitchData;
    bool m_hasDifferentLinkFromStitch1To1Edge;
};

class NavFloor1To1StitchDataBlobBuilder : public BaseBlobBuilder<NavFloor1To1StitchDataBlob>
{
    KY_DEFINE_NEW_DELETE_OPERATORS(MemStat_NavData)
public:
    NavFloor1To1StitchDataBlobBuilder(const DynamicNavFloor& dynamicNavFloor) :
    m_dynamicNavFloor(&dynamicNavFloor) {}

private:
    virtual void DoBuild();
    void PushVertex(const DynamicNavVertex& vertex, NavVertex* navVerticesBuffer, KyFloat32* navVertexAltitudesBuffer, KyUInt32 currentVertexIdx);
    void SetEdgeData(KyUInt32& edgeData, KyUInt32 startVertexIdx, KyUInt32 endVertexIdx, KyUInt32 edgeType)
    {
        KY_ASSERT(startVertexIdx != KyUInt32MAXVAL && ((startVertexIdx & 0xFFF00000) == 0));
        KY_ASSERT(endVertexIdx != KyUInt32MAXVAL && ((endVertexIdx & 0xFFF00000) == 0));
        edgeData = 0;
        edgeData |= startVertexIdx;
        edgeData |= (endVertexIdx << 12);
        edgeData |= (edgeType << 29);
    }
private:
    const DynamicNavFloor* m_dynamicNavFloor;
};


class Stitch1To1ToHalfEdgeInFloorBlobBuilder : public BaseBlobBuilder<Stitch1To1ToHalfEdgeInFloor>
{
    KY_DEFINE_NEW_DELETE_OPERATORS(MemStat_NavData)
public:
    Stitch1To1ToHalfEdgeInFloorBlobBuilder(const DynamicNavFloor* dynamicNavFloor, const NavFloor1To1StitchDataBlob* floor1To1StitchData,
        bool hasDifferentLinkFromStitch1To1Edge) :
    m_dynamicNavFloor(dynamicNavFloor), m_floor1To1StitchDataBlob(floor1To1StitchData), m_hasDifferentLinkFromStitch1To1Edge(hasDifferentLinkFromStitch1To1Edge)  {}

private:
    virtual void DoBuild();

private:
    const DynamicNavFloor* m_dynamicNavFloor;
    const NavFloor1To1StitchDataBlob* m_floor1To1StitchDataBlob;
    bool m_hasDifferentLinkFromStitch1To1Edge;
};


} // namespace Kaim