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DataCube.cpp
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DataCube.cpp
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#include <bits/stdc++.h>
using namespace std;
//////////////////// DIMENSIONS ///////////////////////
double dim_type_3 = 4096;
double dim_type_2 = 1024;
double dim_type_1 = 256;
double matrix_size = 65536;
string star_details = "star";
string neighbour_details = "neighbour";
///////////////////// DEFINE A POINT ///////////////////
struct Point{
double x;
double y;
double z;
};
//////////////////// DEFINE A STAR /////////////////////
struct Star{
Point pos;
string name;
};
//////////////////// DEFINE A CUBE //////////////////////
struct cube_core{
int num_stars;
vector < Point > neighbours_type1;
vector < Point > neighbours_type2;
vector < Point > neighbours_type3;
};
struct cube_data{
vector < Star > stars;
};
/////////////////// COMPARATORS ////////////////////////////////
struct cube_id_cmp{
bool operator()(const Point& a, const Point& b) const{
if(a.x != b.x){
return (a.x < b.x);
}
else if(a.y != b.y){
return (a.y < b.y);
}
else{
return (a.z < b.z);
}
}
};
/////////////////// HELPER Data Structures ///////////////////////
vector < Star > input_data;
map < Point, int, cube_id_cmp > m3;
cube_core core_3[4100];
cube_data data_3[4100];
map < Point, int, cube_id_cmp > m2;
cube_core core_2[4100];
cube_data data_2[4100];
map < Point, int, cube_id_cmp > m1;
cube_core core_1[4100];
cube_data data_1[4100];
int total_stars = 0;
/////////////////// HELPER Functions ////////////////////////////
Point get_cube_id(double x, double y, double z, double dimension){
double x1 = x / dimension;
double y1 = y / dimension;
double z1 = z / dimension;
x1 = floor(x1);
y1 = floor(y1);
z1 = floor(z1);
Point ret;
ret.x = x1 * dimension;
ret.y = y1 * dimension;
ret.z = z1 * dimension;
return ret;
}
int get_cube_type(double x, double y, double z, double dim1, double dim2, double dim3){
int type = -1;
if(dim3 != -1){
Point ID = get_cube_id(x, y, z, dim3);
if(m3.find(ID) != m3.end()){
type = 3;
}
}
if(dim2 != -1){
Point ID = get_cube_id(x, y, z, dim2);
if(m2.find(ID) != m2.end()){
type = 2;
}
}
if(dim1 != -1){
Point ID = get_cube_id(x, y, z, dim1);
if(m1.find(ID) != m1.end()){
type = 1;
}
}
return type;
}
////////////////// INITIALIZE CUBES - ASSIGN ID'S /////////////////
void initialize_cubes_type_3(int dimension){
int id = 0;
for(double i = -32768; i < 32768; i += 4096){
for(double j = -32768; j < 32768; j += 4096){
for(double k = -32768; k < 32768; k += 4096){
Point ID = get_cube_id(i, j, k, dim_type_3);
m3[ID] = ++id;
}
}
}
}
void initialize_cubes_type_2(int dimension){
int id = 0;
for(double i = -8192; i < 8192; i += 1024){
for(double j = -8192; j < 8192; j += 1024){
for(double k = -8192; k < 8192; k += 1024){
Point ID = get_cube_id(i, j, k, dim_type_2);
m2[ID] = ++id;
}
}
}
}
void initialize_cubes_type_1(int dimension){
int id = 0;
for(double i = -2048; i < 2048; i += 256){
for(double j = -2048; j < 2048; j += 256){
for(double k = -2048; k < 2048; k += 256){
Point ID = get_cube_id(i, j, k, dim_type_1);
m1[ID] = ++id;
}
}
}
}
//////////////// GET DIRECTIONS ///////////////////////////////
void assign_directions_type_3(){
for(auto it = m3.begin(); it != m3.end(); it++){
int idx = it -> second;
Point ID = it -> first;
Point P = ID;
double dim = dim_type_3;
cube_core C;
int counter = 0;
for(double i = P.x - dim; i <= P.x + dim; i += dim){
for(double j = P.y - dim; j <= P.y + dim; j += dim){
for(double k = P.z - dim; k <= P.z + dim; k += dim){
if(i == P.x && j == P.y && k == P.z){
continue;
}
Point new_id;
new_id.x = i;
new_id.y = j;
new_id.z = k;
if(m3.find(new_id) != m3.end()){
core_3[idx].neighbours_type3.push_back(new_id);
}
}
}
}
}
}
void assign_directions_type_2(){
for(auto it = m2.begin(); it != m2.end(); it++){
int idx = it -> second;
Point ID = it -> first;
Point P = ID;
double dim = dim_type_2;
cube_core C;
int counter = 0;
for(double i = P.x - dim; i <= P.x + dim; i += dim){
for(double j = P.y - dim; j <= P.y + dim; j += dim){
for(double k = P.z - dim; k <= P.z + dim; k += dim){
if(i == P.x && j == P.y && k == P.z){
continue;
}
Point new_id;
new_id.x = i;
new_id.y = j;
new_id.z = k;
if(m2.find(new_id) != m2.end()){
core_2[idx].neighbours_type2.push_back(new_id);
}
}
}
}
}
}
void assign_directions_type_1(){
for(auto it = m1.begin(); it != m1.end(); it++){
int idx = it -> second;
Point ID = it -> first;
Point P = ID;
double dim = dim_type_1;
cube_core C;
int counter = 0;
for(double i = P.x - dim; i <= P.x + dim; i += dim){
for(double j = P.y - dim; j <= P.y + dim; j += dim){
for(double k = P.z - dim; k <= P.z + dim; k += dim){
if(i == P.x && j == P.y && k == P.z){
continue;
}
Point new_id;
new_id.x = i;
new_id.y = j;
new_id.z = k;
if(m1.find(new_id) != m1.end()){
core_1[idx].neighbours_type1.push_back(new_id);
}
}
}
}
}
}
/////////////////////// HETEROGENOUS EDGE LINKAGE /////////////////////
void link_type_2_type_3(double dim2, double dim3){
for(auto it = m2.begin(); it != m2.end(); it++){
Point ID = it -> first;
int idx = it -> second;
if(core_2[idx].neighbours_type2.size() < 26){
for(int i = ID.x - dim2; i <= ID.x + dim2; i += dim2){
for(int j = ID.y - dim2; j <= ID.y + dim2; j += dim2){
for(int k = ID.z - dim2; k <= ID.z + dim2; k += dim2){
if(i == ID.x && j == ID.y && k == ID.z){
continue;
}
if(get_cube_type(i, j, k, -1, dim_type_2, dim_type_3) == 3){
Point N;
N.x = i;
N.y = j;
N.z = k;
core_2[idx].neighbours_type3.push_back(N);
Point ID_3 = get_cube_id(i, j, k, dim_type_3);
auto it_3 = m3.find(ID_3);
int idx_3 = it_3 -> second;
core_3[idx_3].neighbours_type2.push_back(ID);
}
}
}
}
}
}
}
void link_type_1_type_2(double dim1, double dim2){
for(auto it = m1.begin(); it != m1.end(); it++){
Point ID = it -> first;
int idx = it -> second;
if(core_1[idx].neighbours_type1.size() < 26){
for(int i = ID.x - dim1; i <= ID.x + dim1; i += dim1){
for(int j = ID.y - dim1; j <= ID.y + dim1; j += dim1){
for(int k = ID.z - dim1; k <= ID.z + dim1; k += dim1){
if(i == ID.x && j == ID.y && k == ID.z){
continue;
}
if(get_cube_type(i, j, k, dim_type_1, dim_type_2, dim_type_3) == 2){
Point N;
N.x = i;
N.y = j;
N.z = k;
core_1[idx].neighbours_type2.push_back(N);
Point ID_2 = get_cube_id(i, j, k, dim_type_2);
auto it_2 = m2.find(ID_2);
int idx_2 = it_2 -> second;
core_2[idx_2].neighbours_type1.push_back(ID);
}
}
}
}
}
}
}
//////////////////////// DATASET INPUT //////////////////////////
string number_to_string(int num){
string s = "";
int temp = num / 10;
if(temp == 1){
s.push_back('1');
}
else if(temp == 2){
s.push_back('2');
}
temp = num % 10;
char c = temp + '0';
s.push_back(c);
return s;
}
void ParseLine(string line){
vector <string> v;
string s = "";
for(int i = 0; i < line.size(); i++){
if(line[i] == ','){
v.push_back(s);
s = "";
}
else{
s.push_back(line[i]);
}
}
v.push_back(s);
Star temp;
temp.pos.x = stod(v[2]);
temp.pos.y = stod(v[3]);
temp.pos.z = stod(v[4]);
int type = get_cube_type(temp.pos.x, temp.pos.y, temp.pos.z, dim_type_1, dim_type_2, dim_type_3);
if(type != -1){
input_data.push_back(temp);
}
}
void scan_file(string filepath){
ifstream fin;
fin.open(filepath);
string line;
while(getline(fin, line)){
ParseLine(line);
total_stars++;
}
fin.close();
}
void get_input(){
string filepath = "../dataset/processed/outputly";
for(int i = 0; i <= 15; i++){
string filename = filepath + number_to_string(i) + ".csv";
scan_file(filename);
}
}
void fit_data(){
for(int i = 0; i < input_data.size(); i++){
int type = get_cube_type(input_data[i].pos.x, input_data[i].pos.y, input_data[i].pos.z, dim_type_1, dim_type_2, dim_type_3);
int idx = -1;
if(type == 1){
Point ID = get_cube_id(input_data[i].pos.x, input_data[i].pos.y, input_data[i].pos.z, dim_type_1);
auto it = m1.find(ID);
idx = it -> second;
data_1[idx].stars.push_back(input_data[i]);
}
else if(type == 2){
Point ID = get_cube_id(input_data[i].pos.x, input_data[i].pos.y, input_data[i].pos.z, dim_type_2);
auto it = m2.find(ID);
idx = it -> second;
data_2[idx].stars.push_back(input_data[i]);
}
else if(type == 3){
Point ID = get_cube_id(input_data[i].pos.x, input_data[i].pos.y, input_data[i].pos.z, dim_type_3);
auto it = m3.find(ID);
idx = it -> second;
data_3[idx].stars.push_back(input_data[i]);
}
}
}
//////////////////////// WRITE TO FILES /////////////////////////
void write_star_details(){
cout<<"BEGIN WRITING"<<endl<<endl;
ofstream fout;
string line;
int counter = 0;
int curr = 0;
string file_name = star_details + "_" + number_to_string(curr) + ".csv";
fout.open(file_name, ios::app);
cout<<"WRITING "<<file_name<<endl;
for(int i = 0; i < input_data.size(); i++){
int type = get_cube_type(input_data[i].pos.x, input_data[i].pos.y, input_data[i].pos.z, dim_type_1, dim_type_2, dim_type_3);
Point ID;
if(type == 1){
ID = get_cube_id(input_data[i].pos.x, input_data[i].pos.y, input_data[i].pos.z, dim_type_1);
}
else if(type == 2){
Point ID = get_cube_id(input_data[i].pos.x, input_data[i].pos.y, input_data[i].pos.z, dim_type_2);
}
else if(type == 3){
Point ID = get_cube_id(input_data[i].pos.x, input_data[i].pos.y, input_data[i].pos.z, dim_type_3);
}
counter++;
fout<<input_data[i].pos.x<<','<<input_data[i].pos.y<<','<<input_data[i].pos.z<<','<<type<<","<<ID.x<<','<<ID.y<<','<<ID.z<<endl;
if(counter % (int)1e5 == 0){
curr++;
fout.close();
file_name = star_details + "_" + number_to_string(curr) + ".csv";
cout<<"WRITING "<<file_name<<endl;
fout.open(file_name, ios::app);
}
}
}
void write_neighbours(){
ofstream fout;
string file_name = neighbour_details + "_" + number_to_string(1) + ".csv";
fout.open(file_name, ios::app);
cout<<"WRITING "<<file_name<<endl;
for(auto it = m1.begin(); it != m1.end(); it++){
map < Point, int, cube_id_cmp > m;
Point ID = it -> first;
int type = get_cube_type(ID.x, ID.y, ID.z, dim_type_1, dim_type_2, dim_type_3);
assert(type == 1);
int idx = it -> second;
for(int i = 0; i < core_1[idx].neighbours_type1.size(); i++){
auto temp_it = m.find(core_1[idx].neighbours_type1[i]);
if(temp_it == m.end()){
Point ID1 = core_1[idx].neighbours_type1[i];
m[ID1] = 1;
fout<<ID.x<<','<<ID.y<<','<<ID.z<<','<<1<<','<<ID1.x<<','<<ID1.y<<','<<ID1.z<<','<<1<<endl;
}
}
for(int i = 0; i < core_1[idx].neighbours_type2.size(); i++){
auto temp_it = m.find(core_1[idx].neighbours_type2[i]);
if(temp_it == m.end()){
Point ID1 = core_1[idx].neighbours_type1[i];
m[ID1] = 1;
fout<<ID.x<<','<<ID.y<<','<<ID.z<<','<<1<<','<<ID1.x<<','<<ID1.y<<','<<ID1.z<<','<<2<<endl;
}
}
assert(core_1[idx].neighbours_type3.size() == 0);
}
fout.close();
file_name = neighbour_details + "_" + number_to_string(2) + ".csv";
fout.open(file_name, ios::app);
cout<<"WRITING "<<file_name<<endl;
for(auto it = m2.begin(); it != m2.end(); it++){
map < Point, int, cube_id_cmp > m;
Point ID = it -> first;
int type = get_cube_type(ID.x, ID.y, ID.z, dim_type_1, dim_type_2, dim_type_3);
if(type == 2){
int idx = it -> second;
for(int i = 0; i < core_2[idx].neighbours_type2.size(); i++){
auto temp_it = m.find(core_2[idx].neighbours_type2[i]);
if(temp_it == m.end()){
Point ID1 = core_2[idx].neighbours_type2[i];
m[ID1] = 1;
fout<<ID.x<<','<<ID.y<<','<<ID.z<<','<<2<<','<<ID1.x<<','<<ID1.y<<','<<ID1.z<<','<<2<<endl;
}
}
for(int i = 0; i < core_2[idx].neighbours_type1.size(); i++){
auto temp_it = m.find(core_2[idx].neighbours_type1[i]);
if(temp_it == m.end()){
Point ID1 = core_2[idx].neighbours_type1[i];
m[ID1] = 1;
fout<<ID.x<<','<<ID.y<<','<<ID.z<<','<<2<<','<<ID1.x<<','<<ID1.y<<','<<ID1.z<<','<<1<<endl;
}
}
for(int i = 0; i < core_2[idx].neighbours_type3.size(); i++){
auto temp_it = m.find(core_2[idx].neighbours_type3[i]);
if(temp_it == m.end()){
Point ID1 = core_2[idx].neighbours_type3[i];
m[ID1] = 1;
fout<<ID.x<<','<<ID.y<<','<<ID.z<<','<<2<<','<<ID1.x<<','<<ID1.y<<','<<ID1.z<<','<<3<<endl;
}
}
}
}
fout.close();
file_name = neighbour_details + "_" + number_to_string(3) + ".csv";
fout.open(file_name, ios::app);
cout<<"WRITING "<<file_name<<endl;
for(auto it = m3.begin(); it != m3.end(); it++){
map < Point, int, cube_id_cmp > m;
Point ID = it -> first;
int type = get_cube_type(ID.x, ID.y, ID.z, dim_type_1, dim_type_2, dim_type_3);
if(type == 3){
int idx = it -> second;
for(int i = 0; i < core_3[idx].neighbours_type3.size(); i++){
auto temp_it = m.find(core_3[idx].neighbours_type3[i]);
if(temp_it == m.end()){
Point ID1 = core_3[idx].neighbours_type3[i];
m[ID1] = 1;
fout<<ID.x<<','<<ID.y<<','<<ID.z<<','<<3<<','<<ID1.x<<','<<ID1.y<<','<<ID1.z<<','<<3<<endl;
}
}
for(int i = 0; i < core_3[idx].neighbours_type2.size(); i++){
auto temp_it = m.find(core_3[idx].neighbours_type2[i]);
if(temp_it == m.end()){
Point ID1 = core_3[idx].neighbours_type2[i];
m[ID1] = 1;
fout<<ID.x<<','<<ID.y<<','<<ID.z<<','<<3<<','<<ID1.x<<','<<ID1.y<<','<<ID1.z<<','<<2<<endl;
}
}
assert(core_3[idx].neighbours_type1.size() == 0);
}
}
fout.close();
}
void write_data(){
cout<<endl<<".......... WRITING DATA .........."<<endl<<endl;
write_star_details();
write_neighbours();
cout<<endl<<".......... OPERATION COMPLETE .........."<<endl;
}
/////////////////////// DRIVER CODE /////////////////////////////
int main(){
cout<<".......... CUBE GENERATION .........."<<endl;
cout<<endl<<"GENERATING CUBES OF TYPE 3"<<endl;
initialize_cubes_type_3(dim_type_3);
assign_directions_type_3();
cout<<"GENERATING CUBES OF TYPE 2"<<endl;
initialize_cubes_type_2(dim_type_2);
assign_directions_type_2();
cout<<"LINKING TYPES 2 and 3"<<endl;
link_type_2_type_3(dim_type_2, dim_type_3);
cout<<"GENERATING CUBES OF TYPE 1"<<endl;
initialize_cubes_type_1(dim_type_1);
assign_directions_type_1();
cout<<"LINKING TYPES 1 and 2"<<endl;
link_type_1_type_2(dim_type_1, dim_type_2);
cout<<endl<<".......... CUBES GENERATED .........."<<endl;
cout<<endl<<".......... LOADING RAW DATA .........."<<endl;
get_input();
cout<<endl<<".......... DATA LOADED .........."<<endl;
cout<<endl<<".......... MAPPING STARS TO CUBES .........."<<endl;
fit_data();
cout<<endl<<".......... DATA MAPPED .........."<<endl;
write_data();
cout<<endl<<"TOTAL STARS: "<<total_stars<<endl;
cout<<"STARS PROCESSED: "<<input_data.size()<<endl;
cout<<"STARS LEFT: "<<total_stars - input_data.size()<<endl;
}