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Diffstat (limited to 'intern/elbeem/intern/isosurface.h')
| -rw-r--r-- | intern/elbeem/intern/isosurface.h | 244 |
1 files changed, 0 insertions, 244 deletions
diff --git a/intern/elbeem/intern/isosurface.h b/intern/elbeem/intern/isosurface.h deleted file mode 100644 index 93ea5ecb108..00000000000 --- a/intern/elbeem/intern/isosurface.h +++ /dev/null @@ -1,244 +0,0 @@ -/** \file - * \ingroup elbeem - */ -/****************************************************************************** - * - * El'Beem - Free Surface Fluid Simulation with the Lattice Boltzmann Method - * Copyright 2003-2006 Nils Thuerey - * - * Marching Cubes "displayer" - * - *****************************************************************************/ - -#ifndef ISOSURFACE_H - -#include "ntl_geometryobject.h" -#include "ntl_bsptree.h" - -#ifdef WITH_CXX_GUARDEDALLOC -# include "MEM_guardedalloc.h" -#endif - -#define ISO_STRICT_DEBUG 0 -#define ISOSTRICT_EXIT *((int *)0)=0; - -/* access some 3d array */ -#define ISOLEVEL_INDEX(ii,ij,ik) ((mSizex*mSizey*(ik))+(mSizex*(ij))+((ii))) - -class ParticleTracer; - -/* struct for a small cube in the scalar field */ -typedef struct { - ntlVec3Gfx pos[8]; - double value[8]; - int i,j,k; -} IsoLevelCube; - - -typedef struct { - ntlVec3Gfx v; // vertex - ntlVec3Gfx n; // vertex normal -} IsoLevelVertex; - -//! class to triangulate a scalar field, e.g. for -// the fluid surface, templated by scalar field access object -class IsoSurface : - public ntlGeometryObject //, public S -{ - - public: - - /*! Constructor */ - IsoSurface(double iso); - /*! Destructor */ - virtual ~IsoSurface(); - - /*! Init ararys etc. */ - virtual void initializeIsosurface(int setx, int sety, int setz, ntlVec3Gfx extent); - - /*! Reset all values */ - void resetAll(gfxReal val); - - /*! triangulate the scalar field given by pointer*/ - void triangulate( void ); - - /*! set particle pointer */ - void setParticles(ParticleTracer *pnt,float psize){ mpIsoParts = pnt; mPartSize=psize; }; - /*! set # of subdivisions, this has to be done before init! */ - void setSubdivs(int s) { - if(mInitDone) errFatal("IsoSurface::setSubdivs","Changing subdivs after init!", SIMWORLD_INITERROR); - if(s<1) s=1; - if(s>10) s=10; - mSubdivs = s; - } - int getSubdivs() { return mSubdivs;} - /*! set full edge settings, this has to be done before init! */ - void setUseFulledgeArrays(bool set) { - if(mInitDone) errFatal("IsoSurface::setUseFulledgeArrays","Changing usefulledge after init!", SIMWORLD_INITERROR); - mUseFullEdgeArrays = set;} - - protected: - - /* variables ... */ - - //! size - int mSizex, mSizey, mSizez; - - //! data pointer - float *mpData; - - //! Level of the iso surface - double mIsoValue; - - //! Store all the triangles vertices - vector<IsoLevelVertex> mPoints; - - //! use full arrays? (not for farfield) - bool mUseFullEdgeArrays; - //! Store indices of calculated points along the cubie edges - int *mpEdgeVerticesX; - int *mpEdgeVerticesY; - int *mpEdgeVerticesZ; - int mEdgeArSize; - - - //! vector for all the triangles (stored as 3 indices) - vector<unsigned int> mIndices; - - //! start and end vectors for the triangulation region to create triangles in - ntlVec3Gfx mStart, mEnd; - - //! normalized domain extent from parametrizer/visualizer - ntlVec3Gfx mDomainExtent; - - //! initialized? - bool mInitDone; - - //! amount of surface smoothing - float mSmoothSurface; - //! amount of normal smoothing - float mSmoothNormals; - - //! grid data - vector<int> mAcrossEdge; - vector< vector<int> > mAdjacentFaces; - - //! cutoff border area - int mCutoff; - //! cutoff height values - int *mCutArray; - //! particle pointer - ParticleTracer *mpIsoParts; - //! particle size - float mPartSize; - //! no of subdivisions - int mSubdivs; - - //! trimesh vars - vector<int> flags; - int mFlagCnt; - vector<ntlVec3Gfx> cornerareas; - vector<float> pointareas; - vector< vector<int> > neighbors; - - public: - // miscelleanous access functions - - //! set geometry start (for renderer) - void setStart(ntlVec3Gfx set) { mStart = set; }; - ntlVec3Gfx getStart() { return mStart; }; - //! set geometry end (for renderer) - void setEnd(ntlVec3Gfx set) { mEnd = set; }; - ntlVec3Gfx getEnd() { return mEnd; }; - //! set iso level value for surface reconstruction - inline void setIsolevel(double set) { mIsoValue = set; }; - //! set loop subdiv num - inline void setSmoothSurface(float set) { mSmoothSurface = set; }; - inline void setSmoothNormals(float set) { mSmoothNormals = set; }; - inline float getSmoothSurface() { return mSmoothSurface; } - inline float getSmoothNormals() { return mSmoothNormals; } - - // geometry object functions - virtual void getTriangles(double t, vector<ntlTriangle> *triangles, - vector<ntlVec3Gfx> *vertices, - vector<ntlVec3Gfx> *normals, int objectId ); - - //! for easy GUI detection get start of axis aligned bounding box, return NULL of no BB - virtual inline ntlVec3Gfx *getBBStart() { return &mStart; } - virtual inline ntlVec3Gfx *getBBEnd() { return &mEnd; } - - //! access data array - inline float* getData(){ return mpData; } - inline float* getData(int ii, int jj, int kk){ -#if ISO_STRICT_DEBUG==1 - if(ii<0){ errMsg("IsoStrict"," invX- |"<<ii<<","<<jj<<","<<kk); ISOSTRICT_EXIT; } - if(jj<0){ errMsg("IsoStrict"," invY- |"<<ii<<","<<jj<<","<<kk); ISOSTRICT_EXIT; } - if(kk<0){ errMsg("IsoStrict"," invZ- |"<<ii<<","<<jj<<","<<kk); ISOSTRICT_EXIT; } - if(ii>mSizex-1){ errMsg("IsoStrict"," invX+ |"<<ii<<","<<jj<<","<<kk); ISOSTRICT_EXIT; } - if(jj>mSizey-1){ errMsg("IsoStrict"," invY+ |"<<ii<<","<<jj<<","<<kk); ISOSTRICT_EXIT; } - if(kk>mSizez-1){ errMsg("IsoStrict"," invZ+ |"<<ii<<","<<jj<<","<<kk); ISOSTRICT_EXIT; } - return mpData + ISOLEVEL_INDEX(ii, jj, kk); -#else //ISO_STRICT_DEBUG==1 - return mpData + ISOLEVEL_INDEX(ii, jj, kk); -#endif - } - inline float* lbmGetData(int ii, int jj, int kk){ -#if ISO_STRICT_DEBUG==1 - ii++; jj++; kk++; - if(ii<0){ errMsg("IsoStrict"," invX- |"<<ii<<","<<jj<<","<<kk); ISOSTRICT_EXIT; } - if(jj<0){ errMsg("IsoStrict"," invY- |"<<ii<<","<<jj<<","<<kk); ISOSTRICT_EXIT; } - if(kk<0){ errMsg("IsoStrict"," invZ- |"<<ii<<","<<jj<<","<<kk); ISOSTRICT_EXIT; } - if(ii>mSizex-1){ errMsg("IsoStrict"," invX+ |"<<ii<<","<<jj<<","<<kk); ISOSTRICT_EXIT; } - if(jj>mSizey-1){ errMsg("IsoStrict"," invY+ |"<<ii<<","<<jj<<","<<kk); ISOSTRICT_EXIT; } - if(kk>mSizez-1){ errMsg("IsoStrict"," invZ+ |"<<ii<<","<<jj<<","<<kk); ISOSTRICT_EXIT; } - return mpData + ISOLEVEL_INDEX(ii, jj, kk); -#else //ISO_STRICT_DEBUG==1 - return mpData + ISOLEVEL_INDEX(ii+1,jj+1,kk+1); -#endif - } - //! set cut off border - inline void setCutoff(int set) { mCutoff = set; }; - //! set cut off border - inline void setCutArray(int *set) { mCutArray = set; }; - - //! OpenGL viz "interface" - unsigned int getIsoVertexCount() { - return mPoints.size(); - } - unsigned int getIsoIndexCount() { - return mIndices.size(); - } - char* getIsoVertexArray() { - return (char *) &(mPoints[0]); - } - unsigned int *getIsoIndexArray() { - return &(mIndices[0]); - } - - // surface smoothing functions - void setSmoothRad(float radi1, float radi2, ntlVec3Gfx mscc); - void smoothSurface(float val, bool smoothNorm); - void smoothNormals(float val); - void computeNormals(); - - protected: - - //! compute normal - inline ntlVec3Gfx getNormal(int i, int j,int k); - //! smoothing helper function - bool diffuseVertexField(ntlVec3Gfx *field, int pointerScale, int v, float invsigma2, ntlVec3Gfx &flt); - vector<int> mDboundary; - float mSCrad1, mSCrad2; - ntlVec3Gfx mSCcenter; - -private: -#ifdef WITH_CXX_GUARDEDALLOC - MEM_CXX_CLASS_ALLOC_FUNCS("ELBEEM:IsoSurface") -#endif -}; - - -#define ISOSURFACE_H -#endif - - |