////  Cube.h//  interface////  Created by Philip on 12/31/12.//  Copyright (c) 2012 High Fidelity, Inc. All rights reserved.// #ifndef __interface__Cube__#define __interface__Cube__ #include "InterfaceConfig.h"#include <glm/glm.hpp>#include <SharedUtil.h>#include <UDPSocket.h>#include <AgentData.h>#include <VoxelTree.h>#include <ViewFrustum.h>#include "Avatar.h"#include "Camera.h"#include "Util.h"#include "world.h" const int NUM_CHILDREN = 8; class VoxelSystem : public AgentData {public:    VoxelSystem();    ~VoxelSystem();     int parseData(unsigned char* sourceBuffer, int numBytes);    VoxelSystem* clone() const;        void setViewFrustum(ViewFrustum* viewFrustum) { _viewFrustum = viewFrustum; };     void init();    void simulate(float deltaTime) { };    void render();     unsigned long  getVoxelsUpdated() const {return _voxelsUpdated;};    unsigned long  getVoxelsRendered() const {return _voxelsInReadArrays;};     void setViewerAvatar(Avatar *newViewerAvatar) { _viewerAvatar = newViewerAvatar; };    void setCamera(Camera* newCamera) { _camera = newCamera; };    void loadVoxelsFile(const char* fileName,bool wantColorRandomizer);     long int getVoxelsCreated();    long int getVoxelsColored();    long int getVoxelsBytesRead();    float getVoxelsCreatedPerSecondAverage();    float getVoxelsColoredPerSecondAverage();    float getVoxelsBytesReadPerSecondAverage();     // Methods that recurse tree    void randomizeVoxelColors();    void falseColorizeRandom();    void trueColorize();    void falseColorizeInView(ViewFrustum* viewFrustum);    void falseColorizeDistanceFromView(ViewFrustum* viewFrustum);    void falseColorizeRandomEveryOther();     void killLocalVoxels();    void setRenderPipelineWarnings(bool on) { _renderWarningsOn = on; };    bool getRenderPipelineWarnings() const { return _renderWarningsOn; };     void removeOutOfView();    bool hasViewChanged();        bool findRayIntersection(const glm::vec3& origin, const glm::vec3& direction,                             VoxelDetail& detail, float& distance, BoxFace& face);     void collectStatsForTreesAndVBOs();     void deleteVoxelAt(float x, float y, float z, float s);    VoxelNode* getVoxelAt(float x, float y, float z, float s) const;    void createVoxel(float x, float y, float z, float s, unsigned char red, unsigned char green, unsigned char blue);    void createLine(glm::vec3 point1, glm::vec3 point2, float unitSize, rgbColor color);    void createSphere(float r,float xc, float yc, float zc, float s, bool solid, creationMode mode, bool debug = false);    private:    int  _callsToTreesToArrays;    VoxelNodeBag _removedVoxels;     bool _renderWarningsOn;    // Operation functions for tree recursion methods    static int _nodeCount;    static bool randomColorOperation(VoxelNode* node, void* extraData);    static bool falseColorizeRandomOperation(VoxelNode* node, void* extraData);    static bool trueColorizeOperation(VoxelNode* node, void* extraData);    static bool falseColorizeInViewOperation(VoxelNode* node, void* extraData);    static bool falseColorizeDistanceFromViewOperation(VoxelNode* node, void* extraData);    static bool getDistanceFromViewRangeOperation(VoxelNode* node, void* extraData);    static bool removeOutOfViewOperation(VoxelNode* node, void* extraData);    static bool falseColorizeRandomEveryOtherOperation(VoxelNode* node, void* extraData);    static bool collectStatsForTreesAndVBOsOperation(VoxelNode* node, void* extraData);     int updateNodeInArraysAsFullVBO(VoxelNode* node);    int updateNodeInArraysAsPartialVBO(VoxelNode* node);     void copyWrittenDataToReadArraysFullVBOs();    void copyWrittenDataToReadArraysPartialVBOs();     // these are kinda hacks, used by getDistanceFromViewRangeOperation() probably shouldn't be here    static float _maxDistance;    static float _minDistance;     Avatar* _viewerAvatar;    Camera* _camera;    VoxelTree* _tree;    GLfloat* _readVerticesArray;    GLubyte* _readColorsArray;    GLfloat* _writeVerticesArray;    GLubyte* _writeColorsArray;    bool* _voxelDirtyArray;    unsigned long _voxelsUpdated;    unsigned long _voxelsInWriteArrays;    unsigned long _voxelsInReadArrays;    unsigned long _unusedArraySpace;        bool _renderFullVBO;        double _setupNewVoxelsForDrawingLastElapsed;    double _setupNewVoxelsForDrawingLastFinished;    double _lastViewCulling;    double _lastViewCullingElapsed;        GLuint _vboVerticesID;    GLuint _vboNormalsID;    GLuint _vboColorsID;    GLuint _vboIndicesID;    pthread_mutex_t _bufferWriteLock;     ViewFrustum* _viewFrustum;    ViewFrustum _lastKnowViewFrustum;     int newTreeToArrays(VoxelNode *currentNode);    void cleanupRemovedVoxels();     void setupNewVoxelsForDrawing();    void copyWrittenDataToReadArrays();     bool _voxelsDirty; public:    void updateVBOs();    void updateFullVBOs(); // all voxels in the VBO    void updatePartialVBOs(); // multiple segments, only dirty voxels    }; #endif