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|
/////////////////////////////////////////////////////////////
// //
// Copyright (c) 2003-2017 by The University of Queensland //
// Centre for Geoscience Computing //
// http://earth.uq.edu.au/centre-geoscience-computing //
// //
// Primary Business: Brisbane, Queensland, Australia //
// Licensed under the Open Software License version 3.0 //
// http://www.apache.org/licenses/LICENSE-2.0 //
// //
/////////////////////////////////////////////////////////////
#include "frame.h"
#include <string>
#include <vector>
#include <fstream>
#include <iostream>
#include <algorithm>
#include <iterator>
#include <map>
#include <sstream>
#include <cstdlib>
#include <utility>
#include "vec3.h"
using std::cout;
using std::endl;
using std::ifstream;
using std::ofstream;
using std::string;
using std::vector;
using std::copy;
using std::istream_iterator;
using std::back_inserter;
using std::map;
using std::ostringstream;
using std::atoi;
using std::pair;
using std::make_pair;
int get_version(const string& infilename)
{
string dummystring;
int version;
ifstream headerfile(infilename.c_str());
// read token
headerfile >> dummystring;
if(dummystring=="V"){ // if V -> new version
headerfile >> version ;
cout << "version : " << version << endl;
} else {
cout << "pre- V.1 version" << endl;
version=0;
}
headerfile.close();
return version;
}
void do_single_frame(const string& infilename,const string& outfilename,int iframe, const vector<string>& incfile,int camdir,const ColorMap *cm, int field,Vec3 clook,Vec3 cpos,bool use_cam,bool bonds_only)
{
map<int,Vec3> posmap;
map<int,float> radmap;
map<int,Vec3> colormap;
vector<pair<int,int> > bonds;
int version=get_version(infilename.c_str());
ifstream headerfile(infilename.c_str());
float dummy,xmax,ymax,zmax,xmin,ymin,zmin;
string dummystring;
vector<string> filenames;
if(version==0){
headerfile >> dummy >> dummy >> dummy;
headerfile >> dummystring >> dummy;
} else if ((version==1) || (version==2) || (version==3)) {
headerfile >> dummystring >> dummy;
headerfile >> dummy >> dummy >> dummy;
headerfile >> dummystring >> dummy;
} else {
cerr << "unknown checkpoint version " << version << endl;
}
// get bounding box
headerfile >> dummystring;
headerfile >> xmin >> ymin >> zmin >> xmax >> ymax >> zmax ;
// ignore periodic bdry
headerfile >> dummystring >> dummy >> dummy >> dummy;
// ignore dimension
headerfile >> dummystring >> dummystring;
// get file names
copy(istream_iterator<string>(headerfile),istream_iterator<string>(),back_inserter(filenames));
headerfile.close();
// test
for(vector<string>::iterator iter=filenames.begin();
iter!=filenames.end();
iter++){
ifstream datafile(iter->c_str());
std::cerr << iter->c_str() << std::endl;
vector<float> pdata;
// get particles
int npart;
Vec3 pos;
Vec3 oldpos;
Vec3 initpos;
Vec3 vel;
Vec3 force;
Vec3 circshift;
double rad;
double mass;
int id;
int tag;
datafile >> npart;
for(int i=0;i<npart;i++){
datafile >> pos >> rad >> id >> tag >> mass >> initpos >> oldpos >> vel >> force;
if(version>1) datafile >> circshift ;
posmap[id]=pos;
radmap[id]=rad;
double c_temp;
switch(field){
case 1: c_temp=pos.X(); break;
case 2: c_temp=pos.Y(); break;
case 3: c_temp=pos.Z(); break;
case 4: c_temp=rad; break;
case 5: c_temp=double(id); break;
case 6: c_temp=double(tag); break;
case 7: c_temp=mass; break;
case 8: c_temp=initpos.X(); break;
case 9: c_temp=initpos.Y(); break;
case 10: c_temp=initpos.Z(); break;
case 11: c_temp=vel.X(); break;
case 12: c_temp=vel.Y(); break;
case 13: c_temp=vel.Z(); break;
case 14: c_temp=(pos-initpos).norm();; break;
default: c_temp=0.0;
}
colormap[id]=cm->getColor(c_temp);
}
// get bonds
int ngrp;
int nbond;
string type;
datafile >> ngrp;
if(version>0){
datafile >> type;
if(type=="Bonded"){
datafile >> nbond;
for(int i=0;i<nbond;i++){
int b1,b2;
datafile >> b1 >> b2 >> dummy;
bonds.push_back(make_pair(b1,b2));
}
}
} else { // pre - V1 snapshot -> assume bondend pair IG
datafile >> nbond;
for(int i=0;i<nbond;i++){
int b1,b2;
datafile >> b1 >> b2 >> dummy;
bonds.push_back(make_pair(b1,b2));
}
}
datafile.close();
}
// calculate camera position
Vec3 lookat;
Vec3 loc;
Vec3 light1_loc,light2_loc;
if(use_cam){
lookat=clook;
loc=cpos;
light1_loc=clook+Vec3(0.0,50.0,0.0);
light1_loc=cpos+Vec3(0.0,10.0,0.0);
} else {
float cdist=0.0;
switch(camdir){
case 1: {// camera x
loc=lookat+Vec3(xmax+cdist,0.0,0.0);
light1_loc=lookat+Vec3(xmax+2*cdist,0.0,cdist);
light2_loc=lookat+Vec3(xmax+2*cdist,0.0,-1.0*cdist);
} break;
case 2: {// camera y
loc=lookat+Vec3(0.0,ymax+cdist,0.0);
light1_loc=lookat+Vec3(0.0,ymax+2*cdist,cdist);
light2_loc=lookat+Vec3(0.0,ymax+2*cdist,-1.0*cdist);
} break;
default: {// camera z
loc=lookat+Vec3(0.0,0.0,zmax+cdist);
light1_loc=lookat+Vec3(cdist,0.0,zmax+2*cdist);
light2_loc=lookat+Vec3(-1.0*cdist,0.0,zmax+2*cdist);
} break;
}
}
// open output file
ostringstream povfilename;
povfilename << outfilename << iframe << ".pov";
ofstream povfile(povfilename.str().c_str());
// comment
povfile << "//generated by dump2pov\n\n";
// write camera, lights
povfile << "#include \"colors.inc\" \n";
for(vector<string>::const_iterator iter=incfile.begin();
iter!=incfile.end();
iter++){
povfile << "#include \"" << *iter <<"\" \n";
}
povfile << "background { color White } \n";
povfile << "camera { \n location <" << loc.X() << "," << loc.Y() << "," << loc.Z() << "> \n look_at <" << lookat.X() << "," << lookat.Y() << "," << lookat.Z() << "> \n}\n";
povfile << "light_source { <" << light1_loc.X() << "," << light1_loc.Y() << "," << light1_loc.Z() << "> color White}\n";
povfile << "light_source { <" << light2_loc.X() << "," << light2_loc.Y() << "," << light2_loc.Z() << "> color White}\n\n";
// write particles
povfile << "union{\n";
for(map<int,Vec3>::iterator iter=posmap.begin();
iter!=posmap.end();
iter++){
Vec3 pos=iter->second;
float rad=radmap[iter->first];
Vec3 color=colormap[iter->first];
povfile << "sphere { <" << pos.X() << " , " << pos.Y() << " , " << pos.Z() << ">, " << rad << " " ;
povfile << "pigment { rgb < " << color.X() << " , " << color.Y() << " , " << color.Z() << "> } }\n";
}
// write bonds
for(vector<pair<int,int> >::iterator iter=bonds.begin();
iter!=bonds.end();
iter++){
// get endpoints
Vec3 p1=posmap[iter->first];
Vec3 p2=posmap[iter->second];
// get radii
float r1=radmap[iter->first];
float r2=radmap[iter->second];
// sanity check
if((p1-p2).norm()<2.0*(r1+r2)){ // cull circular bonds
// calc color
Vec3 color=0.5*(colormap[iter->first]+colormap[iter->second]);
// write
povfile << "cone { < " << p1.X() << "," << p1.Y() << "," << p1.Z() << "> " << r1*0.75 << " < " << p2.X() << "," << p2.Y() << "," << p2.Z() << "> " << r2*0.75 << " ";
povfile << "pigment { rgb < " << color.X() << " , " << color.Y() << " , " << color.Z() << "> } }\n";
}
}
povfile << "}\n";
povfile.close();
}
void do_single_frame_r(const string& infilename,const string& outfilename,int iframe, const vector<string>& incfile,int camdir,const ColorMap *cm, int field,Vec3 clook,Vec3 cpos,bool use_cam,bool bonds_only,bool no_bonds,map<int,Vec3>& p_orig)
{
map<int,Vec3> posmap;
map<int,float> radmap;
map<int,Vec3> colormap;
vector<pair<int,int> > bonds;
int version=get_version(infilename.c_str());
ifstream headerfile(infilename.c_str());
float dummy,xmax,ymax,zmax,xmin,ymin,zmin;
string dummystring;
vector<string> filenames;
if(version==0){
headerfile >> dummy >> dummy >> dummy;
headerfile >> dummystring >> dummy;
} else if ((version==1) || (version==2) || (version==3)) {
headerfile >> dummystring >> dummy;
headerfile >> dummy >> dummy >> dummy;
headerfile >> dummystring >> dummy;
} else {
cerr << "unknown checkpoint version " << version << endl;
}
// get bounding box
headerfile >> dummystring;
headerfile >> xmin >> ymin >> zmin >> xmax >> ymax >> zmax ;
// ignore periodic bdry
headerfile >> dummystring >> dummy >> dummy >> dummy;
// ignore dimension
headerfile >> dummystring >> dummystring;
// get file names
copy(istream_iterator<string>(headerfile),istream_iterator<string>(),back_inserter(filenames));
headerfile.close();
// test
double ct_min=1000;
double ct_max=-1000;
for(vector<string>::iterator iter=filenames.begin();
iter!=filenames.end();
iter++){
ifstream datafile(iter->c_str());
vector<float> pdata;
// get particles
int npart;
Vec3 pos;
Vec3 oldpos;
Vec3 initpos;
Vec3 vel;
Vec3 force;
Vec3 angvel;
double rad;
double mass;
double q1,q2,q3,q4;
int id;
int tag;
datafile >> npart;
if(version<2){
for(int i=0;i<npart;i++){
datafile >> pos >> rad >> id >> tag >> mass >> initpos >> oldpos >> vel >> force >> q1 >> q2 >> q3 >> q4 >> angvel;
posmap[id]=pos;
radmap[id]=rad;
double c_temp;
switch(field){
case 1: c_temp=pos.X(); break;
case 2: c_temp=pos.Y(); break;
case 3: c_temp=pos.Z(); break;
case 4: c_temp=rad; break;
case 5: c_temp=double(id); break;
case 6: c_temp=double(tag); break;
case 7: c_temp=mass; break;
case 8: c_temp=initpos.X(); break;
case 9: c_temp=initpos.Y(); break;
case 10: c_temp=initpos.Z(); break;
case 11: c_temp=vel.X(); break;
case 12: c_temp=vel.Y(); break;
case 13: c_temp=vel.Z(); break;
case 14: c_temp=(pos-initpos).norm(); break;
case 15: c_temp=(pos-p_orig[id]).norm(); break;
case 16: c_temp=p_orig[id].Z(); break;
default: c_temp=0.0;
}
ct_max=c_temp > ct_max ? c_temp : ct_max;
ct_min=c_temp < ct_min ? c_temp : ct_min;
colormap[id]=cm->getColor(c_temp);
}
} else {
Vec3 circ_shift;
for(int i=0;i<npart;i++){
datafile >> pos >> rad >> id >> tag >> mass >> initpos >> oldpos >> vel >> force >> circ_shift >> q1 >> q2 >> q3 >> q4 >> angvel;
posmap[id]=pos;
radmap[id]=rad;
double c_temp;
switch(field){
case 1: c_temp=pos.X(); break;
case 2: c_temp=pos.Y(); break;
case 3: c_temp=pos.Z(); break;
case 4: c_temp=rad; break;
case 5: c_temp=double(id); break;
case 6: c_temp=double(tag); break;
case 7: c_temp=mass; break;
case 8: c_temp=initpos.X(); break;
case 9: c_temp=initpos.Y(); break;
case 10: c_temp=initpos.Z(); break;
case 11: c_temp=vel.X(); break;
case 12: c_temp=vel.Y(); break;
case 13: c_temp=vel.Z(); break;
case 14: c_temp=(pos-initpos).norm(); break;
case 15: c_temp=(pos-p_orig[id]).norm(); break;
case 16: c_temp=p_orig[id].Z(); break;
default: c_temp=0.0;
}
ct_max=c_temp > ct_max ? c_temp : ct_max;
ct_min=c_temp < ct_min ? c_temp : ct_min;
colormap[id]=cm->getColor(c_temp);
}
}
std::cout << "min/max : " << ct_min << " / " << ct_max << std::endl;
// get bonds
int ngrp;
int nbond;
string type;
datafile >> ngrp;
if(version>0){
datafile >> type;
if((type=="Bonded") || (type=="RotBonded")){
datafile >> nbond;
for(int i=0;i<nbond;i++){
int b1,b2;
datafile >> b1 >> b2 >> dummy;
bonds.push_back(make_pair(b1,b2));
}
}
} else { // pre - V1 snapshot -> assume bondend pair IG
datafile >> nbond;
for(int i=0;i<nbond;i++){
int b1,b2;
datafile >> b1 >> b2 >> dummy;
bonds.push_back(make_pair(b1,b2));
}
}
datafile.close();
}
// calculate camera position
Vec3 lookat;
Vec3 loc;
Vec3 light1_loc,light2_loc;
if(use_cam){
lookat=clook;
loc=cpos;
light1_loc=clook+Vec3(0.0,50.0,0.0);
light1_loc=cpos+Vec3(0.0,10.0,0.0);
} else {
float cdist=0.0;
switch(camdir){
case 1: {// camera x
loc=lookat+Vec3(xmax+cdist,0.0,0.0);
light1_loc=lookat+Vec3(xmax+2*cdist,0.0,cdist);
light2_loc=lookat+Vec3(xmax+2*cdist,0.0,-1.0*cdist);
} break;
case 2: {// camera y
loc=lookat+Vec3(0.0,ymax+cdist,0.0);
light1_loc=lookat+Vec3(0.0,ymax+2*cdist,cdist);
light2_loc=lookat+Vec3(0.0,ymax+2*cdist,-1.0*cdist);
} break;
default: {// camera z
loc=lookat+Vec3(0.0,0.0,zmax+cdist);
light1_loc=lookat+Vec3(cdist,0.0,zmax+2*cdist);
light2_loc=lookat+Vec3(-1.0*cdist,0.0,zmax+2*cdist);
} break;
}
}
// open output file
ostringstream povfilename;
povfilename << outfilename << iframe << ".pov";
ofstream povfile(povfilename.str().c_str());
// comment
povfile << "//generated by dump2pov\n\n";
// write camera, lights
povfile << "#include \"colors.inc\" \n";
for(vector<string>::const_iterator iter=incfile.begin();
iter!=incfile.end();
iter++){
povfile << "#include \"" << *iter <<"\" \n";
}
povfile << "background { color White } \n";
// povfile << "camera { \n location <" << loc.X() << "," << loc.Y() << "," << loc.Z() << "> \n look_at <" << lookat.X() << "," << lookat.Y() << "," << lookat.Z() << "> \n}\n";
// povfile << "light_source { <" << light1_loc.X() << "," << light1_loc.Y() << "," << light1_loc.Z() << "> color White}\n";
// povfile << "light_source { <" << light2_loc.X() << "," << light2_loc.Y() << "," << light2_loc.Z() << "> color White}\n\n";
// write particles
povfile << "union{\n";
if(!bonds_only){
for(map<int,Vec3>::iterator iter=posmap.begin();
iter!=posmap.end();
iter++){
Vec3 pos=iter->second;
float rad=radmap[iter->first];
Vec3 color=colormap[iter->first];
povfile << "sphere { <" << pos.X() << " , " << pos.Y() << " , " << pos.Z() << ">, " << rad << " " ;
povfile << "pigment { rgb < " << color.X() << " , " << color.Y() << " , " << color.Z() << "> } }\n";
}
}
// write bonds
if(!no_bonds){
for(vector<pair<int,int> >::iterator iter=bonds.begin();
iter!=bonds.end();
iter++){
// get endpoints
Vec3 p1=posmap[iter->first];
Vec3 p2=posmap[iter->second];
// get radii
float r1=radmap[iter->first];
float r2=radmap[iter->second];
// sanity check
if((p1-p2).norm()<2.0*(r1+r2)){ // cull circular bonds
// calc color
Vec3 color=0.5*(colormap[iter->first]+colormap[iter->second]);
// write
povfile << "cone { < " << p1.X() << "," << p1.Y() << "," << p1.Z() << "> " << r1*0.75 << " < " << p2.X() << "," << p2.Y() << "," << p2.Z() << "> " << r2*0.75 << " ";
povfile << "pigment { rgb < " << color.X() << " , " << color.Y() << " , " << color.Z() << "> } }\n";
}
}
}
povfile << "}\n";
povfile.close();
}
map<int,Vec3> get_frame_disp_r(const string& infilename)
{
map<int,Vec3> posmap;
int version=get_version(infilename.c_str());
ifstream headerfile(infilename.c_str());
float dummy,xmax,ymax,zmax,xmin,ymin,zmin;
string dummystring;
vector<string> filenames;
if(version==0){
headerfile >> dummy >> dummy >> dummy;
headerfile >> dummystring >> dummy;
} else if ((version==1) || (version==2)|| (version==3)) {
headerfile >> dummystring >> dummy;
headerfile >> dummy >> dummy >> dummy;
headerfile >> dummystring >> dummy;
} else {
cerr << "unknown checkpoint version " << version << endl;
}
// get bounding box
headerfile >> dummystring;
headerfile >> xmin >> ymin >> zmin >> xmax >> ymax >> zmax ;
// ignore periodic bdry
headerfile >> dummystring >> dummy >> dummy >> dummy;
// ignore dimension
headerfile >> dummystring >> dummystring;
// get file names
copy(istream_iterator<string>(headerfile),istream_iterator<string>(),back_inserter(filenames));
headerfile.close();
for(vector<string>::iterator iter=filenames.begin();
iter!=filenames.end();
iter++){
ifstream datafile(iter->c_str());
vector<float> pdata;
// get particles
int npart;
Vec3 pos;
Vec3 oldpos;
Vec3 initpos;
Vec3 vel;
Vec3 force;
Vec3 angvel;
double rad;
double mass;
double q1,q2,q3,q4;
int id;
int tag;
datafile >> npart;
if(version<2){
for(int i=0;i<npart;i++){
datafile >> pos >> rad >> id >> tag >> mass >> initpos >> oldpos >> vel >> force >> q1 >> q2 >> q3 >> q4 >> angvel;
posmap[id]=pos;
}
} else {
Vec3 circ_shift;
for(int i=0;i<npart;i++){
datafile >> pos >> rad >> id >> tag >> mass >> initpos >> oldpos >> vel >> force >> circ_shift >> q1 >> q2 >> q3 >> q4 >> angvel;
posmap[id]=pos;
}
}
datafile.close();
}
return posmap;
}
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