Sample_TileMesh.h

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//
// Copyright (c) 2009-2010 Mikko Mononen memon@inside.org
//
// This software is provided 'as-is', without any express or implied
// warranty.  In no event will the authors be held liable for any damages
// arising from the use of this software.
// Permission is granted to anyone to use this software for any purpose,
// including commercial applications, and to alter it and redistribute it
// freely, subject to the following restrictions:
// 1. The origin of this software must not be misrepresented; you must not
//    claim that you wrote the original software. If you use this software
//    in a product, an acknowledgment in the product documentation would be
//    appreciated but is not required.
// 2. Altered source versions must be plainly marked as such, and must not be
//    misrepresented as being the original software.
// 3. This notice may not be removed or altered from any source distribution.
//
 
#ifndef RECASTSAMPLETILEMESH_H
#define RECASTSAMPLETILEMESH_H
 
#include "Sample.h"
#include "DetourNavMesh.h"
#include "Recast.h"
#include "ChunkyTriMesh.h"
 
class Sample_TileMesh : public Sample
{
protected:
    bool m_keepInterResults;
    bool m_buildAll;
    float m_totalBuildTimeMs;
 
    unsigned char* m_triareas;
    rcHeightfield* m_solid;
    rcCompactHeightfield* m_chf;
    rcContourSet* m_cset;
    rcPolyMesh* m_pmesh;
    rcPolyMeshDetail* m_dmesh;
    rcConfig m_cfg; 
    
    enum DrawMode
    {
        DRAWMODE_NAVMESH,
        DRAWMODE_NAVMESH_TRANS,
        DRAWMODE_NAVMESH_BVTREE,
        DRAWMODE_NAVMESH_NODES,
        DRAWMODE_NAVMESH_PORTALS,
        DRAWMODE_NAVMESH_INVIS,
        DRAWMODE_MESH,
        DRAWMODE_VOXELS,
        DRAWMODE_VOXELS_WALKABLE,
        DRAWMODE_COMPACT,
        DRAWMODE_COMPACT_DISTANCE,
        DRAWMODE_COMPACT_REGIONS,
        DRAWMODE_REGION_CONNECTIONS,
        DRAWMODE_RAW_CONTOURS,
        DRAWMODE_BOTH_CONTOURS,
        DRAWMODE_CONTOURS,
        DRAWMODE_POLYMESH,
        DRAWMODE_POLYMESH_DETAIL,       
        MAX_DRAWMODE
    };
        
    DrawMode m_drawMode;
    
    int m_maxTiles;
    int m_maxPolysPerTile;
    float m_tileSize;
    
    unsigned int m_tileCol;
    float m_lastBuiltTileBmin[3];
    float m_lastBuiltTileBmax[3];
    float m_tileBuildTime;
    float m_tileMemUsage;
    int m_tileTriCount;
 
    unsigned char* buildTileMesh(const int tx, const int ty, const float* bmin, const float* bmax, int& dataSize);
    
    void cleanup();
    
    void saveAll(const char* path, const dtNavMesh* mesh);
    dtNavMesh* loadAll(const char* path);
    
public:
    Sample_TileMesh();
    virtual ~Sample_TileMesh();
    
    virtual void handleSettings();
    virtual void handleTools();
    virtual void handleDebugMode();
    virtual void handleRender();
    virtual void handleRenderOverlay(double* proj, double* model, int* view);
    virtual void handleMeshChanged(class InputGeom* geom);
    virtual bool handleBuild();
    virtual void collectSettings(struct BuildSettings& settings);
    
    void getTilePos(const float* pos, int& tx, int& ty);
    
    void buildTile(const float* pos);
    void removeTile(const float* pos);
    void buildAllTiles();
    void removeAllTiles();
 
private:
    // Explicitly disabled copy constructor and copy assignment operator.
    Sample_TileMesh(const Sample_TileMesh&);
    Sample_TileMesh& operator=(const Sample_TileMesh&);
};
 
 
#endif // RECASTSAMPLETILEMESH_H