main.cpp

#define _CRT_SECURE_NO_WARNINGS
#include <iostream>
#include <fstream>
#include <string>
#include <vector>
#include <cstdio>
#include <filesystem>
#include <cstdint>
#include <cstring> //linux g++ requires this

#include "Q2MD2.h"
#include "DKM.h"
#include "conv.h"

using namespace std;
namespace fs = filesystem;

int main(int argc, char* argv[]) {
    if (argc < 2) {
        cout << "No file provided. Please provide a Quake 2 MD2 model file." << endl;
        return 1;
    }

    fs::path filePath(argv[1]);

    string extension = filePath.extension().string();
    for (auto& c : extension) c = tolower(c);

    if (extension == ".md2") {
        cout << "Processing MD2 file..." << endl;
        fs::path outPath = filePath;
        outPath.replace_extension(".dkm");

        ifstream inFile(filePath, ios::binary);
        if (!inFile.is_open()) {
            cout << "Error: Could not open input file." << endl;
            return 1;
        }

        char ident[4];
        inFile.read(ident, 4);
        int versionnum;
        inFile.read(reinterpret_cast<char*>(&versionnum), sizeof(versionnum));
        inFile.close();

        if (memcmp(ident, "IDP2", 4) == 0 && versionnum == 8) {
            cout << "Identified Quake 2 model file: " << string(ident, 4) << " and " << versionnum << endl;
            WriteDKM(outPath, ConvertMD2toDKM(ParseQ2MD2(filePath)));
        }
        else {
            cout << "Error: Invalid ident and version numbers: " << string(ident, 4) << " and " << versionnum << endl;
            return 1;
        }
    }
    else {
        cout << "Unsupported file extension: " << filePath.extension() << endl;
    }

    return 0;
}