667 lines
20 KiB
C++
667 lines
20 KiB
C++
/****************************************************************************
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* VCGLib o o *
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* Visual and Computer Graphics Library o o *
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* _ O _ *
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* Copyright(C) 2004 \/)\/ *
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* Visual Computing Lab /\/| *
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* ISTI - Italian National Research Council | *
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* \ *
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* All rights reserved. *
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* *
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* This program is free software; you can redistribute it and/or modify *
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* it under the terms of the GNU General Public License as published by *
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* the Free Software Foundation; either version 2 of the License, or *
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* (at your option) any later version. *
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* *
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* This program is distributed in the hope that it will be useful, *
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* but WITHOUT ANY WARRANTY; without even the implied warranty of *
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
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* GNU General Public License (http://www.gnu.org/licenses/gpl.txt) *
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* for more details. *
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* *
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****************************************************************************/
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/****************************************************************************
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History
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$Log: not supported by cvs2svn $
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Revision 1.25 2005/02/21 17:55:47 ponchio
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debug debug debug
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Revision 1.24 2005/02/20 19:49:44 ponchio
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cleaning (a bit more).
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Revision 1.23 2005/02/20 18:07:01 ponchio
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cleaning.
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Revision 1.22 2005/02/20 00:43:24 ponchio
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Less memory x extraction. (removed frags)
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Revision 1.21 2005/02/19 17:14:02 ponchio
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History quick by default.
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Revision 1.20 2005/02/19 10:45:04 ponchio
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Patch generalized and small fixes.
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Revision 1.19 2005/02/18 13:04:13 ponchio
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Added patch reordering.
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Revision 1.18 2005/02/08 12:43:03 ponchio
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Added copyright
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****************************************************************************/
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#ifdef WIN32
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#include <wrap/system/getopt.h>
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#else
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#include <unistd.h>
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#endif
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#include <assert.h>
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#include <iostream>
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#include <vcg/simplex/vertex/with/vc.h>
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#include <vcg/simplex/face/face.h>
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#include <vcg/complex/trimesh/base.h>
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//WARNING WARNING this must be included AFTER mesh includes....
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#include <wrap/io_trimesh/import_ply.h>
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#include <vcg/space/index/grid_static_ptr.h>
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#include "nxsalgo.h"
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#include "strip.h"
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#include "nexus.h"
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#include "watch.h"
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using namespace nxs;
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using namespace vcg;
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using namespace std;
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using namespace tri;
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class CFace;
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class CVertex: public VertexVCf<DUMMYEDGETYPE,CFace ,DUMMYTETRATYPE> {};
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class CFace: public Face<CVertex, DUMMYEDGETYPE , CFace>{};
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class CMesh: public tri::TriMesh<vector<CVertex>, vector<CFace> > {};
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string getSuffix(Signature &signature) {
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string suff;
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if(signature.compr) suff += "Z";
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if(signature.face == Signature::STRIPS) suff += "S";
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if(signature.vcolor) suff += "C";
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if(signature.vnorm) suff += "N";
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if(signature.vtext) suff += "T";
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if(signature.vdata) suff += "D";
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return suff;
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}
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void printInfo(Nexus &nexus, bool verbose, bool dump_history);
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int main(int argc, char *argv[]) {
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string input;
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string output;
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string plysource;
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bool info = false;
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bool verbose = false;
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bool dump_history = false;
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unsigned int ram_size = 128000000;
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unsigned int chunk_size = 0;
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bool add = false;
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bool add_strips = false;
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bool add_colors = false;
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unsigned char add_normals = 0;
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bool add_textures = false;
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bool add_data = false;
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bool remove = false;
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bool remove_strips = false;
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bool remove_colors = false;
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bool remove_normals = false;
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bool remove_textures = false;
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bool remove_data = false;
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bool compress = false;
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bool uncompress = false;
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bool zsort = false;
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float qvertex = 0;
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float qnormal = 0;
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float qcolor = 0;
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float qtexture = 0;
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float cone_threshold = 0;
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int option;
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while((option = getopt(argc, argv, "ilho:a:r:zxsv:n:k:t:b:c:V:")) != EOF) {
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switch(option) {
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case 'i': info = true; break;
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case 'l': verbose = true; break;
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case 'h': dump_history = true; break;
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case 'o': output = optarg; break;
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case 'p': plysource = optarg; break;
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case 'a': {
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if(strstr(optarg, "strips")) { add_strips = true; add = true; }
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if(strstr(optarg, "colors")) { add_colors = true; add = true; }
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if(strstr(optarg, "normals")) {
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add_normals = Encodings::SHORT4; add = true; }
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if(strstr(optarg, "normalf")) {
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add_normals = Encodings::FLOAT3; add = true; }
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if(strstr(optarg, "textures")) { add_textures = true; add = true; }
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if(strstr(optarg, "data")) { add_data = true; add = true; }
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if(add == false) {
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cerr << "Invalid -a argument: " << optarg << "\n"
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<< "Valid options are: strips, colors, normals, textures, data\n";
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return -1;
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}
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break;
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}
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case 'r': {
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if(strstr(optarg, "strips")) {
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cerr << "Strips removing not supported!\n";
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return -1;
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}
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if(strstr(optarg, "colors")) { remove_colors = true; remove = true; }
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if(strstr(optarg, "normals")) { remove_normals = true; remove = true; }
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if(strstr(optarg, "textures")) { remove_textures = true; remove = true; }
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if(strstr(optarg, "data")) { remove_data = true; remove = true; }
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if(remove == false) {
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cerr << "Invalid -a argument: " << optarg << "\n"
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<< "Valid options are: strip, colors, normals, normalf, "
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<< "textures, data\n";
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return -1;
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}
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break;
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}
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case 'z': compress = true; break;
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case 'x': uncompress = true; break;
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case 's': zsort = true; break;
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case 'V': cone_threshold = atof(optarg); break;
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case 'v': qvertex = (float)atof(optarg);
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if(qvertex == 0) {
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cerr << "Invalid value for quantization: " << optarg << endl;
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return -1;
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}
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break;
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case 'n': qnormal = (float)atof(optarg);
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if(qnormal == 0) {
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cerr << "Invalid value for quantization: " << optarg << endl;
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return -1;
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}
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break;
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case 'k': qcolor = (float)atof(optarg);
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if(qcolor == 0) {
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cerr << "Invalid value for quantization: " << optarg << endl;
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return -1;
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}
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break;
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case 't': qtexture = (float)atof(optarg);
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if(qtexture == 0) {
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cerr << "Invalid value for quantization: " << optarg << endl;
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return -1;
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}
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break;
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case 'b': ram_size = atoi(optarg);
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if(ram_size == 0) {
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cerr << "Invalid ram_size: " << optarg << endl;
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return -1;
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}
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break;
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case 'c': chunk_size = atoi(optarg);
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if(chunk_size == 0) {
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cerr << "Invalid chunk_size: " << optarg << endl;
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return -1;
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}
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break;
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default: cerr << "Unknown option: " << (char)option << endl;
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return -1;
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}
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}
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if(optind != argc - 1) {
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cerr << "Usage: " << argv[0] << " <nexus file> [options]\n"
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<< " -i : display some info about nexus file\n"
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<< " -l : list nodes\n"
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<< " -h : list history\n"
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<< " -o <file>: output filename (default is adding 00 to nexus)\n"
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<< " -a <what>: Add [colors|normals|normalf|strips|textures|data|borders]\n"
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<< " -r <what>: As add...\n"
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<< " -p <ply> : Ply source for colors or textures or data\n"
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<< " -z : compress\n"
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<< " -x : uncompress\n"
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<< " -s : sort using zcurve\n"
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<< " -v<float>: Vertex quantization (float is the 0 level amount)\n"
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<< " -n<float>: Normal quantization\n"
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<< " -c<float>: Color quantization\n"
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<< " -t<float>: Texture quantization\n"
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<< " -V<float>: Normal cone threshold [0, 1] (0.95 default)\n\n"
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<< " This option will not create a new nexus file\n";
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return -1;
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}
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input = argv[optind];
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//Sanity test of options...
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if(compress && uncompress) {
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cerr << "x and z are obviously exclusive :P\n";
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return -1;
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}
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if(add_normals && compress) {
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cerr << "Its not possible to add normals and compress in the same step\n"
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<< "Because normals requires 2 passes to be calculated\n\n";
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return -1;
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}
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bool compute_cones = false;
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if(!add && !remove && !compress && !uncompress && !zsort &&
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!qvertex && !qcolor && !qnormal && !qtexture && cone_threshold != 0)
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compute_cones = true;
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Nexus nexus;
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if(!nexus.Load(input, true)) {
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cerr << "Could not open nexus file: " << input << "\n";
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return -1;
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}
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nexus.MaxRam() = ram_size / nexus.chunk_size;
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//Sanity tests
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if(remove_strips && !(nexus.signature.face != Signature::STRIPS)) {
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cerr << "Nexus file does not have strips\n";
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return -1;
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}
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if(remove_colors && !nexus.signature.vcolor) {
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cerr << "Nexus file does not have colors\n";
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return -1;
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}
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if(remove_normals && !nexus.signature.vnorm) {
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cerr << "Nexus file does not have normals\n";
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return -1;
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}
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if(remove_textures && !nexus.signature.vtext) {
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cerr << "Nexus file does not have textures\n";
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return -1;
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}
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if(remove_data && !nexus.signature.vdata) {
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cerr << "Nexus file does not have data\n";
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return -1;
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}
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if(add_strips && (nexus.signature.face == Signature::STRIPS)) {
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cerr << "Nexus file already has strips\n";
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return -1;
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}
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if(add_colors && nexus.signature.vcolor) {
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cerr << "Nexus file already has colors\n";
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return -1;
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}
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if(add_normals && nexus.signature.vnorm) {
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cerr << "Nexus file already has normals\n";
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return -1;
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}
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if(add_textures && nexus.signature.vtext) {
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cerr << "Nexus file already has textures\n";
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return -1;
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}
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if(add_data && nexus.signature.vdata) {
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cerr << "Nexus file already has data\n";
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return -1;
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}
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if(nexus.IsCompressed() && compress) {
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cerr << "File already compressed.\n";
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return -1;
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}
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if(!nexus.IsCompressed() && uncompress) {
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cerr << "File not compressed.\n";
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return -1;
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}
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if(info) {
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cout << "Nexus file: " << input << "\n";
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printInfo(nexus, verbose, dump_history);
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}
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//determine if we must proceed:
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if(!add && !remove && !compress && !uncompress && !zsort &&
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qvertex == 0 && qnormal == 0 && qcolor == 0 && qtexture == 0 &&
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cone_threshold == 0) {
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nexus.Close();
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return 0;
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}
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if(compute_cones) {//just recalculate normal cones
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cerr << "Unimplemented at the moment...\n";
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/*vector<NCone3s> cones;
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// ComputeCones(Nexus &nexus, float cone_threshold);
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nexus.Close();
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nexus.Load(intput, false);
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for(unsigned int i = 0; i < nexus.size(); i++) {
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nexus[i].cone = cones[i];
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}*/
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nexus.Close();
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return 0;
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}
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CMesh mesh;
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GridStaticPtr<CMesh::FaceContainer> grid;
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if(add_colors) {
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if(!plysource.size()) {
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cerr << "No plysource specified when adding color (-p option)\n";
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return -1;
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}
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if(!tri::io::ImporterPLY<CMesh>::Open(mesh, plysource.c_str())) {
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cerr << "Could not load ply: " << plysource << endl;
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return -1;
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}
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//calcoliamo il box:
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Box3f box;
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for(unsigned int i = 0; i < mesh.vert.size(); i++)
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box.Add(mesh.vert[i].P());
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grid.SetBBox(box);
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grid.Set(mesh.face);
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}
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Signature signature = nexus.signature;
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if(add_strips) signature.face = Signature::STRIPS;
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if(add_normals) signature.vnorm = add_normals;
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if(add_colors) signature.vcolor = Encodings::BYTE4;
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if(remove_normals) signature.vnorm = 0;
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if(remove_colors) signature.vcolor = 0;
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if(compress) signature.compr = Signature::LZO;
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if(uncompress) signature.compr = 0;
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if(!output.size()) output = input + getSuffix(signature);
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if(output == input) {
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cerr << "Output and input files are the same.\n"
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<< "Use option -o <filename>\n"
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<< "You do not want to overwrite your data. Trust me.\n";
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return -1;
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}
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cout << "Writing to nexus: " << output << endl;
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Nexus out;
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if(!chunk_size)
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chunk_size = nexus.chunk_size;
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if(!out.Create(output, signature, chunk_size)) {
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cerr << "Could not open output: " << output << endl;
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return -1;
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}
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//TODO fix this broken interface (you should not care abou chunk_size
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out.MaxRam() = ram_size / out.chunk_size;
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//TODO set rambuffer low (or even direct access!)
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vector<unsigned int> forward;
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vector<unsigned int> backward;
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if(zsort)
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ZSort(nexus, forward, backward);
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//Fixing history
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assert(nexus.history.IsQuick());
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unsigned int hsize;
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char *buffer = nexus.history.Save(hsize);
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out.history.Load(hsize, buffer);
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if(zsort) {
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assert(0);
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//TODO FIX THIS...
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/* if(out.history.IsQuick()) {
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for(unsigned int i = 0; i < out.history.n_frags(); i++)
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out.history.frags[i] = backward[out.history.frags[i]];
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} else {
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for(unsigned int i = 0; i < out.history.updates.size(); i++) {
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History::Update &update = out.history.updates[i];
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for(unsigned int k = 0; k < update.created.size(); k++)
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update.created[k] = backward[update.created[k]];
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for(unsigned int k = 0; k < update.erased.size(); k++)
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update.erased[k] = backward[update.erased[k]];
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}
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}*/
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}
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Report report(nexus.size());
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cout << "Copying and allocating...\n";
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for(unsigned int p = 0; p < nexus.size(); p++) {
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unsigned int patch = p;
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report.Step(patch);
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if(zsort) patch = forward[patch];
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Entry &src_entry = nexus[patch];
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Patch &src_patch = nexus.GetPatch(patch);
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Border &src_border = nexus.GetBorder(patch);
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vector<unsigned short> strip;
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if(add_strips) {
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ComputeTriStrip(src_patch.nf, src_patch.FaceBegin(), strip);
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assert(strip.size() < 32767);
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out.AddPatch(src_entry.nvert, strip.size(), src_border.Capacity());
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if(verbose) {
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cerr << "tri: " << src_patch.nf << " strip: " << strip.size()
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<< " ratio: " << (float)strip.size()/(float)src_patch.nf
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<< endl;
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}
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} else
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out.AddPatch(src_entry.nvert, src_entry.nface, src_border.Capacity());
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Entry &dst_entry = out[p];
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Patch &dst_patch = out.GetPatch(p);
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//copy vertices:
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assert(out.signature.vert == Signature::POINT3F);
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assert(out.signature.vert = nexus.signature.vert);
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memcpy(dst_patch.Vert3fBegin(), src_patch.Vert3fBegin(),
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src_patch.nv * sizeof(Point3f));
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if(qvertex && !add_normals) {
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float *ptr = (float *)dst_patch.Vert3fBegin();
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for(int i = 0; i < dst_patch.nv*3; i++)
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ptr[i] = qvertex * (int)(ptr[i]/qvertex);
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}
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//now faces.
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if(add_strips) {
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assert(out.signature.face == Signature::STRIPS);
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memcpy(dst_patch.FaceBegin(), &*strip.begin(),
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strip.size() * sizeof(short));
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} else {
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assert(nexus.signature.face == out.signature.face);
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if(nexus.signature.face == Signature::STRIPS) {
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memcpy(dst_patch.FaceBegin(), src_patch.FaceBegin(),
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src_patch.nf * sizeof(unsigned short));
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} else if(nexus.signature.face == Signature::TRIANGLES) {
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memcpy(dst_patch.FaceBegin(), src_patch.FaceBegin(),
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src_patch.nf * sizeof(unsigned short) * 3);
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} else {
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assert(0);
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}
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}
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if(nexus.signature.vcolor) {
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if(nexus.signature.vcolor == out.signature.vcolor) {
|
|
memcpy(dst_patch.VColorBegin(), src_patch.VColorBegin(),
|
|
Patch::encodings[out.signature.vcolor].size(dst_patch.nv));
|
|
} else {
|
|
assert(0);
|
|
}
|
|
}
|
|
|
|
if(nexus.signature.vnorm) {
|
|
if(nexus.signature.vnorm == out.signature.vnorm) {
|
|
memcpy(dst_patch.VNormBegin(), src_patch.VNormBegin(),
|
|
Patch::encodings[out.signature.vnorm].size(dst_patch.nv));
|
|
} else {
|
|
assert(0);
|
|
}
|
|
}
|
|
|
|
//copying entry information;
|
|
dst_entry.sphere = src_entry.sphere;
|
|
dst_entry.error = src_entry.error;
|
|
dst_entry.cone = src_entry.cone;
|
|
|
|
out.borders.ResizeBorder(p, src_border.Size());
|
|
Border &dst_border = out.GetBorder(p);
|
|
memcpy(dst_border.Start(), src_border.Start(),
|
|
src_border.Size() * sizeof(Link));
|
|
//TODO test this
|
|
if(zsort)
|
|
for(unsigned i = 0; i < dst_border.Size(); i++)
|
|
dst_border[i].end_patch = backward[dst_border[i].end_patch];
|
|
|
|
}
|
|
report.Finish();
|
|
|
|
//TODO this is ok only if we have faces still!
|
|
if(add_normals) {
|
|
cout << "Computing normals" << endl;
|
|
ComputeNormals(out);
|
|
}
|
|
|
|
if(add_colors) {
|
|
//source of color:
|
|
cerr << "Unsupported color\n";
|
|
return -1;
|
|
}
|
|
|
|
if(qvertex && add_normals) {
|
|
report.Init(nexus.size());
|
|
cout << "Quantizing vertices\n";
|
|
for(unsigned int patch = 0; patch < nexus.size(); patch++) {
|
|
report.Step(patch);
|
|
Patch src_patch = nexus.GetPatch(patch);
|
|
|
|
float *ptr = (float *)src_patch.Vert3fBegin();
|
|
for(int i = 0; i < src_patch.nv*3; i++)
|
|
ptr[i] = qvertex * (int)(ptr[i]/qvertex);
|
|
}
|
|
report.Finish();
|
|
}
|
|
|
|
out.sphere = nexus.sphere;
|
|
|
|
out.Close();
|
|
nexus.Close();
|
|
return 0;
|
|
}
|
|
|
|
|
|
void printInfo(Nexus &nexus, bool verbose, bool dump_history) {
|
|
//perform locality statistics
|
|
double meandist = 0;
|
|
vcg::Sphere3f last = nexus[0].sphere;
|
|
for(unsigned int i = 1; i < nexus.size(); i++) {
|
|
vcg::Sphere3f &sphere = nexus[i].sphere;
|
|
double dist = vcg::Distance(last.Center(), sphere.Center());
|
|
meandist += dist;
|
|
last = sphere;
|
|
}
|
|
meandist /= nexus.size() -1;
|
|
cout << "\n\tCompressed: " << nexus.IsCompressed()
|
|
<< "\n\tStripped : "
|
|
<< (int)(nexus.signature.face == Signature::STRIPS)
|
|
<< "\n\tColor : " << (int)(nexus.signature.vcolor)
|
|
<< "\n\tNormal : " << (int)(nexus.signature.vnorm)
|
|
<< "\n\tTexture : " << (int)(nexus.signature.vtext)
|
|
<< "\n\tData : " << (int)(nexus.signature.vdata)
|
|
<< "\n\n\tVertices: " << nexus.totvert
|
|
<< "\tFaces : " << nexus.totface
|
|
<< "\tPatches : " << nexus.size()
|
|
<< "\n\tSphere : "
|
|
<< nexus.sphere.Center()[0] << " "
|
|
<< nexus.sphere.Center()[1] << " "
|
|
<< nexus.sphere.Center()[2] << " R: "
|
|
<< nexus.sphere.Radius()
|
|
<< "\n\tAverage distance: " << meandist
|
|
<< "\n\tChunk size " << nexus.chunk_size << endl;
|
|
|
|
if(dump_history) {
|
|
if(nexus.history.IsQuick()) {
|
|
cout << "Quick format\n";
|
|
for(unsigned int i = 0; i < nexus.history.n_nodes(); i++) {
|
|
cout << "Node: " << i << " out: ";
|
|
History::Node node = nexus.history.nodes[i];
|
|
for(History::Link *l = node.out_begin; l != node.out_end; l++) {
|
|
cout << ".";
|
|
for(unsigned int p = l->begin; p != l->end; p++) {
|
|
cout << p << " ";
|
|
}
|
|
}
|
|
cout << " in: ";
|
|
for(History::Link *j = node.in_begin; j != node.in_end; j++) {
|
|
cout << ".";
|
|
for(unsigned int p = j->begin; p != j->end; p++) {
|
|
cout << p << " ";
|
|
}
|
|
}
|
|
cout << endl;
|
|
}
|
|
|
|
} else {
|
|
cout << "Update format\n";
|
|
for(unsigned int i = 0; i < nexus.history.updates.size(); i++) {
|
|
History::Update &update = nexus.history.updates[i];
|
|
cout << "Created: ";
|
|
for(unsigned int k = 0; k < update.created.size(); k++) {
|
|
cout << update.created[k] << " ";
|
|
}
|
|
cout << "\nErased: ";
|
|
for(unsigned int k = 0; k < update.erased.size(); k++) {
|
|
cout << update.erased[k] << " ";
|
|
}
|
|
cout << "\n\n";
|
|
}
|
|
}
|
|
}
|
|
|
|
if(verbose) {
|
|
for(unsigned int i = 0; i < nexus.size(); i++) {
|
|
Entry &entry = nexus[i];
|
|
cout << i << " -> nv: " << entry.nvert << " nf: " << entry.nface
|
|
<< " error: " << entry.error
|
|
<< " disk_size: " << entry.disk_size
|
|
<< " start: " << entry.patch_start << endl;
|
|
cout << " Cone: " << entry.cone.n[0] << " "
|
|
<< entry.cone.n[1] << " "
|
|
<< entry.cone.n[2] << " "
|
|
<< entry.cone.n[3] << "\n";
|
|
|
|
}
|
|
cout << endl;
|
|
}
|
|
}
|