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#ifndef __CLevelSceneNode__#define __CLevelSceneNode__#include <irrlicht.h>using namespace irr;using namespace core;using namespace scene;using namespace video;using namespace io;using namespace gui;struct SNode{    f32 ix,iy,iz;    aabbox3d<f32>* box;    scene::SMeshBuffer* buffer;};class CLevelSceneNode : public ISceneNode{   public:      CLevelSceneNode(scene::ISceneNode* parent, scene::ISceneManager* mgr,scene::IAnimatedMesh *mesh,u8 slices);      virtual ~CLevelSceneNode();      virtual void render();      virtual const core::aabbox3d<irr::f32>& getBoundingBox() const;      /*      //Type Return      virtual ESCENE_NODE_TYPE getType() { return ESNT_CAMERA; }      */      private:      SNode* nodes;      scene::IAnimatedMesh* mesh;	  core::aabbox3d<f32> Box;	  video::SMaterial Material;	  u16 totalNodes;    /*  video::S3DVertex* getVertex(scene::IMeshBuffer* mb,u32 index)			{				if (mb->getVertexType()== video::EVT_STANDARD) return &Vertices_Standard[index];				if (mb->getVertexType()== video::EVT_TANGENTS) return (video::S3DVertex*)&Vertices_Tangents[index];				return (video::S3DVertex*)&Vertices_2TCoords[index];			}*/};#endif//////////////////#include "irrlicht.h"#include "CLevelSceneNode.h"using namespace scene;CLevelSceneNode::CLevelSceneNode(scene::ISceneNode* parent, scene::ISceneManager* mgr,scene::IAnimatedMesh *mesh,u8 slices)                         : ISceneNode( parent, mgr){    totalNodes = slices * slices * slices;    nodes = new SNode[totalNodes];    core::vector3df minExtent = mesh->getMesh(0)->getBoundingBox().MinEdge;    core::vector3df maxExtent = mesh->getMesh(0)->getBoundingBox().MaxEdge;    core::vector3df size = maxExtent - minExtent;    core::vector3df singleUnit = size/slices;    u32 verticesC =  mesh->getMesh(0)->getMeshBuffer(0)->getIndexCount();	const void* pVertices =  mesh->getMesh(0)->getMeshBuffer(0)->getVertices();	const u16* indices =  mesh->getMesh(0)->getMeshBuffer(0)->getIndices();    video::E_VERTEX_TYPE vType = mesh->getMesh(0)->getMeshBuffer(0)->getVertexType();     const S3DVertex* Vertices = (const S3DVertex*)pVertices;    u16 x,y,z;    u16 nodeID = 0;    u16 vcounty;    u16 vcountyy;    for(z=0;z<slices;z++)    {           for(y=0;y<slices;y++)           {               for(x=0;x<slices;x++)               {                   core::vector3df currentPt = core::vector3df(x,y,z);                   core::vector3df minNodeBounds = minExtent + (currentPt* singleUnit);                   core::vector3df maxNodeBounds = minExtent + ((currentPt+core::vector3df(1.0f,1.0f,1.0f))* singleUnit);                   core::aabbox3d<f32> currentBB = core::aabbox3d<f32>(minNodeBounds,maxNodeBounds);                   nodes[nodeID].box = new core::aabbox3d<f32>(minNodeBounds,maxNodeBounds);                   nodes[nodeID].buffer = new scene::SMeshBuffer();                   nodes[nodeID].buffer->DisplayList = true;                   u16 m;                   u32 triangleCounter = 4;                   u32 t;                   u32 nv;u16 IndexN;                   for(t=0;t<verticesC;t++)                   {                        if(nodes[nodeID].box->isPointInside(Vertices[indices[t]].Pos))                        {vcountyy+=1;  printf("%d\n",nodeID);IndexN++;                        /*const S3DVertex* nodeVerts = (const S3DVertex*)nodes[nodeID].buffer->getVertices();                        nodeVerts = new S3DVertex[verticesC];*/                        switch(triangleCounter%3)                        {                            case 0:                                nodes[nodeID].buffer->Vertices.push_back(Vertices[indices[t-2]]);                                nodes[nodeID].buffer->Vertices.push_back(Vertices[indices[t-1]]);                                nodes[nodeID].buffer->Vertices.push_back(Vertices[indices[t]]);                                nodes[nodeID].buffer->Indices.push_back(IndexN);                                nodes[nodeID].buffer->Indices.push_back(IndexN+1);                                nodes[nodeID].buffer->Indices.push_back(IndexN+2);                                t+=0;vcounty+=3;                                triangleCounter+=0;                                break;                            case 1:                                nodes[nodeID].buffer->Vertices.push_back(Vertices[indices[t]]);                                nodes[nodeID].buffer->Vertices.push_back(Vertices[indices[t+1]]);                                nodes[nodeID].buffer->Vertices.push_back(Vertices[indices[t+2]]);                                nodes[nodeID].buffer->Indices.push_back(IndexN);                                nodes[nodeID].buffer->Indices.push_back(IndexN+1);                                nodes[nodeID].buffer->Indices.push_back(IndexN+2);                                t+=2;vcounty+=3;                                triangleCounter+=2;                                break;                            case 2:                                nodes[nodeID].buffer->Vertices.push_back(Vertices[indices[t-1]]);                                nodes[nodeID].buffer->Vertices.push_back(Vertices[indices[t]]);                                nodes[nodeID].buffer->Vertices.push_back(Vertices[indices[t+1]]);                                nodes[nodeID].buffer->Indices.push_back(IndexN);                                nodes[nodeID].buffer->Indices.push_back(IndexN+1);                                nodes[nodeID].buffer->Indices.push_back(IndexN+2);                                t+=1;vcounty+=3;                                triangleCounter+=1;                                break;                        }                        }                        triangleCounter+=1;                    }                      nodeID+=1;               }           }    }    Material.Wireframe = true;    Material.Lighting = false;    Material.MaterialType = video::EMT_SOLID;    printf("%d\n",verticesC);    printf("%d\n",vcountyy);}CLevelSceneNode::~CLevelSceneNode(){}void CLevelSceneNode::render(){	video::IVideoDriver* driver = SceneManager->getVideoDriver();    ICameraSceneNode* camera = SceneManager->getActiveCamera();    driver->setMaterial(Material);    driver->setTransform(video::ETS_WORLD, AbsoluteTransformation);    for(int i=0;i<(totalNodes);i++)    {    //printf("d");    printf("%u \n",nodes[i].buffer->DisplayListId);    driver->drawMeshBuffer(nodes[i].buffer);    driver->draw3DBox(*nodes[i].box,video::SColor(5,5,5,5));    //for(int k=0;k<nodes[i].buffer->getVertexCount();k++)    //printf("%f \n",nodes[i].buffer->Vertices[k].Pos.X);    }}const core::aabbox3d<irr::f32>& CLevelSceneNode::getBoundingBox() const{}