cc-solver/readstuff.cpp at master · johannestoger/cc-solver · GitHub

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/*
 * Read pieces from text files, and do some operations on them.
 */

#include <algorithm>
#include <fstream>
#include <iostream>
#include <set>
#include <sstream>
#include <string>
#include <vector>

#include "Board.hpp"
#include "colors.hpp"
#include "Piece.hpp"

using namespace std;

Piece readpiecefromfile(string filename);

vector<vector<Piece> > readpieces()
{
    int N_pieces = 12;
    string piecenames("ABCDEFGHIJKL");
    //int colors[] = {208, 196, 17, 212, 22, 15, 14, 127, 226, 53, 46, 240};

    vector<vector<Piece> > pieces(N_pieces, vector<Piece>());

    for (int ii = 0; ii < N_pieces; ii++)
    {
        // Read piece from files
        ostringstream filename;
        filename << "gamedata/" << piecenames.at(ii);

        Piece pbuf = readpiecefromfile(filename.str());
        pbuf.name = piecenames.at(ii);
        pbuf.color = COLORS[ii];
        pbuf.number = ii;

        // Find all rotations, flips etc.
        // This relies on std::set, Piece::operator<() and operator==().
        set<Piece> pset;
        pset.insert(pbuf);
        for (int kk = 0; kk < 3; kk++)
        {
            pbuf.rot90();
            pset.insert(pbuf);
        }
        pbuf.flip();
        pset.insert(pbuf);
        for (int kk = 0; kk < 3; kk++)
        {
            pbuf.rot90();
            pset.insert(pbuf);
        }

        pieces[ii].assign(pset.begin(), pset.end());
    }

    return pieces;
}

Piece readpiecefromfile(string filename)
{
    ifstream piecefile(filename.c_str());

    Piece pbuf;
    char linebuf[100];

    // Read shape of the piece from file
    int row = 0;
    while(piecefile.getline(linebuf, 100) && row < 9)
    {
        string line(linebuf);
        for(int col = 0; col < min(5, (int)line.length()); col++)
        {
            if (line.at(col) == ' ')
                pbuf.shape(row, col) = 0;
            else
                pbuf.shape(row, col) = 1;
        }
        row++;
    }
    piecefile.close();

    return pbuf;
}

Board readboard(string filename)
{
    Board board;
    vector<vector<Piece> > pieces = readpieces();

    ifstream infile(filename.c_str());
    char linebuf[100];

    while(infile.getline(linebuf, 100))
    {
        int pieceid, piecevar, crow, ccol;

        string line(linebuf);
        istringstream linestream(line);

        linestream >> pieceid;
        linestream >> piecevar;
        linestream >> crow;
        linestream >> ccol;

        board.placePiece(pieces[pieceid][piecevar], crow, ccol);
    }

    infile.close();

    return board;
}