410 lines
11 KiB
C++
410 lines
11 KiB
C++
/*
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* =====================================================================================
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*
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* Filename: EntityConverter.cpp
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*
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* Description: Convert Reflex entities into Xonotic entities
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*
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* Version: 0.1
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* Created: 06/05/2017 07:15:25 PM
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* Revision: none
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* Compiler: gcc
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*
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* Author: suhrke@teknik.io
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*
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* =====================================================================================
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*/
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#include "EntityConverter.hpp"
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#include <exception>
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#include <fstream>
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#include <iostream>
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#include <sstream>
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/*-----------------------------------------------------------------------------
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* PUBLIC
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*-----------------------------------------------------------------------------*/
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EntityConverter::EntityConverter(std::string entityMapFile)
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{
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//MUST RUN matchRelated method after this constructor
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areEntitiesMatched_ = false;
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mapEntities(entityMapFile);
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}
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EntityConverter::EntityConverter(std::string entityMapFile, std::string reflexMapFile)
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{
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mapEntities(entityMapFile);
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// Pre-scan for related entities
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std::ifstream fin;
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fin.open(reflexMapFile);
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if ( fin.is_open() ) {
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//Extract the source type of targets (teleporters or jump pads)
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std::string line;
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std::string trash;
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std::string targetName;
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while (std::getline(fin, line)) {
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if ( line.find("type Teleporter") != std::string::npos) {
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std::getline(fin, line);
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std::istringstream iss(line);
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if ( ! (iss >> trash >> trash >> targetName)) {
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throw std::runtime_error( "format error in .map file");
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}
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targetMap_.insert ( std::pair<std::string, std::string>(targetName, "Teleporter") );
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}
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else if ( line.find("type JumpPad") != std::string::npos) {
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std::getline(fin, line);
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std::istringstream iss(line);
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if ( ! (iss >> trash >> trash >> targetName)) {
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throw std::runtime_error( "format error in .map file");
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}
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targetMap_.insert ( std::pair<std::string, std::string>(targetName, "JumpPad") );
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}
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}
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}
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else {
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throw std::ios::failure( "Error: EntityConverter failed to open .map file" );
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}
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fin.close();
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areEntitiesMatched_ = true;
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//DEBUG
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//printMapping();
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//printTargetSources();
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}
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std::vector<std::string>
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EntityConverter::convert(std::vector<std::string> lines)
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{
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if ( areEntitiesMatched_ )
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{
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std::string attribute;
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std::string trash; //unused tokens
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std::string type;
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if ( lines.size() < 1 ) {
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throw std::runtime_error("error: empty entity cannot be converted");
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}
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// second token is the type
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std::istringstream iss(lines[0]);
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if ( ! (iss >> trash >> type)) {
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throw std::runtime_error("error: type is required");
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}
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if ( type == "Pickup" ) {
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return convertPickup(lines);
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}
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else if ( type == "PlayerSpawn" ) {
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return convertPlayerSpawn(lines);
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}
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else if ( type == "JumpPad" ) {
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return convertJumpPad(lines);
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}
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else if ( type == "Teleporter" ) {
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return convertTeleporter(lines);
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}
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else if ( type == "Target" ) {
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return convertTarget(lines);
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}
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else if ( type == "RaceStart" ) {
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return convertRaceStart(lines);
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}
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else if ( type == "RaceFinish" ) {
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return convertRaceFinish(lines);
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}
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}
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else {
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throw std::runtime_error( "error: related entities must be matched prior to conversion" );
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}
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}
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/*-----------------------------------------------------------------------------
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* PRIVATE
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*-----------------------------------------------------------------------------*/
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std::string
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EntityConverter::getAttributeType(std::string line)
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{
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std::string type;
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std::string dataType;
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std::istringstream iss(line);
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if ( ! (iss >> dataType >> type )) {
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return std::string();
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}
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return type;
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}
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void
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EntityConverter::mapEntities(std::string mapFile)
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{
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std::ifstream fin;
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fin.open(mapFile);
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if ( fin.is_open() ) {
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//Read .ent contents into pickup map
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std::string line;
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while (std::getline(fin, line)) {
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std::istringstream iss(line);
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// Reflex ID corresponds to xonotic pickup name
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int id;
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std::string pickup;
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if ( ! (iss >> id >> pickup)) {
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throw std::runtime_error( "format error in .ent file" );
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}
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pickupMapping_.insert ( std::pair<int, std::string>(id, pickup) );
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}
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}
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else {
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throw std::ios::failure( "Error: EntityConverter failed to open .ent file" );
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}
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fin.close();
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}
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std::vector<std::string>
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EntityConverter::convertPickup(std::vector<std::string> &lines)
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{
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std::vector<std::string> convertedLines;
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std::string coords[3];
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std::string trash;
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if ( lines.size() < 3 ) {
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throw std::runtime_error("error: Pickup entity requires at least 3 lines");
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}
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//can ignore angle of pickups in xonotic format
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int pickupID;
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bool havePosition = false;
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bool havePickupID = false;
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for (int i = 1; i < lines.size(); i++) {
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std::string type = getAttributeType(lines[i]);
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if ( type == "position" ) {
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std::istringstream iss(lines[i]);
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// Vector3 position coord0 coord1 coord2
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if ( ! (iss >> trash >> trash >>
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coords[0] >> coords[1] >> coords[2])) {
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throw std::runtime_error("error: Pickup entity requires coordinates");
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}
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havePosition = true;
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}
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else if ( type == "pickupType" ) {
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std::istringstream iss(lines[i]);
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// UInt8 pickupType ID
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if ( ! (iss >> trash >> trash >> pickupID) ) {
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throw std::runtime_error("error: Pickup entity requires Pickup ID");
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}
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havePickupID = true;
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}
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}
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if ( havePosition && havePickupID ) {
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std::stringstream oss;
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oss << "\"classname\" \"" << pickupMapping_[pickupID] << "\"" << std::endl;
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convertedLines.push_back ( oss.str() );
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// coordinates reordered to x, z, y
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std::stringstream oss2;
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oss2 << "\"origin\" \"" << coords[0] << " " << coords[2] << " " <<
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coords[1] << "\"" << std::endl;
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convertedLines.push_back ( oss2.str() );
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return convertedLines;
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}
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else {
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throw std::runtime_error("error: Pickup requires position and pickup ID, missing 1 or both");
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}
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}
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std::vector<std::string>
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EntityConverter::convertPlayerSpawn(std::vector<std::string> &lines)
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{
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//minimum of 3 lines, max of ? lines
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}
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std::vector<std::string>
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EntityConverter::convertJumpPad(std::vector<std::string> &lines)
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{
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std::vector<std::string> convertedLines;
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std::string trash;
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if ( lines.size() < 2 ) {
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throw std::runtime_error("error: JumpPad entity requires at least 2 lines");
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}
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std::istringstream iss(lines[1]);
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std::string targetName;
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// String32 target targetName
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if ( ! (iss >> trash >> trash >> targetName) ) {
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throw std::runtime_error("error: JumpPad entity requires target name");
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}
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convertedLines.push_back ( "\"classname\" \"trigger_push\"\n" );
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std::stringstream oss;
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oss << "\"target\" \"" << targetName << "\"" << std::endl;
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convertedLines.push_back ( oss.str() );
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return convertedLines;
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}
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std::vector<std::string>
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EntityConverter::convertTeleporter(std::vector<std::string> &lines)
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{
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std::vector<std::string> convertedLines;
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std::string trash;
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if ( lines.size() < 2 ) {
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throw std::runtime_error("error: Teleport entity requires at least 2 lines");
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}
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std::istringstream iss(lines[1]);
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std::string targetName;
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// String32 target targetName
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if ( ! (iss >> trash >> trash >> targetName) ) {
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throw std::runtime_error( "error: Teleport entity requires target name" );
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}
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convertedLines.push_back ( "\"classname\" \"trigger_teleport\"\n" );
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std::stringstream oss;
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oss << "\"target\" \"" << targetName << std::endl;
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convertedLines.push_back ( oss.str() );
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return convertedLines;
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}
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std::vector<std::string>
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EntityConverter::convertTarget(std::vector<std::string> &lines)
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{
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std::vector<std::string> convertedLines;
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std::string coords[3];
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std::string trash;
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if ( lines.size() < 3 ) {
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throw std::runtime_error("error: Target entity requires at least 3 lines");
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}
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//position and name required, angles optional
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std::string targetName;
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std::string angle;
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bool havePosition = false;
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bool haveName = false;
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bool haveAngle = false;
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for (int i = 1; i < lines.size(); i++) {
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std::string type = getAttributeType(lines[i]);
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if ( type == "position" ) {
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std::istringstream iss(lines[i]);
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// Vector3 position coord0 coord1 coord2
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if ( ! (iss >> trash >> trash >>
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coords[0] >> coords[1] >> coords[2])) {
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throw std::runtime_error( "error: Target entity requires coordinates" );
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}
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havePosition = true;
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}
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else if ( type == "name" ) {
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std::istringstream iss(lines[i]);
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// UInt8 name uniqueName
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if ( ! (iss >> trash >> trash >> targetName) ) {
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throw std::runtime_error( "error: Target entity requires target name" );
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}
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haveName = true;
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}
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else if ( type == "angles" ) {
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std::istringstream iss2(lines[i]);
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// Vector3 angles angle notapplicable notapplicable
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if ( ! (iss2 >> trash >> trash >> angle) ) {
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throw std::runtime_error( "error: Target entity requires target angle if specified" );
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}
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haveAngle = true;
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}
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}
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if ( havePosition && haveName) {
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//**! no way to tell if teleporter or jump pad dest from targetName alone
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if ( targetMap_[targetName] == "Teleporter") {
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convertedLines.push_back ( "\"classname\" \"misc_teleporter_dest\"\n" );
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}
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else if ( targetMap_[targetName] == "JumpPad") {
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convertedLines.push_back ( "\"classname\" \"target_push\"\n" );
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}
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std::stringstream oss;
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oss << "\"targetname\" \"" << targetName << "\"\n";
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convertedLines.push_back ( oss.str() );
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// coordinates reordered to x, z, y
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std::stringstream oss2;
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oss2 << "\"origin\" \"" << coords[0] << " " << coords[2] << " " <<
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coords[1] << "\"" << std::endl;
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convertedLines.push_back ( oss2.str() );
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// Write angle only if position and name exist
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if ( haveAngle ) {
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std::stringstream oss3;
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oss3 << "\"angle\" \"" << angle << "\"\n";
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convertedLines.push_back (oss3.str() );
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}
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}
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return convertedLines;
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}
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std::vector<std::string>
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EntityConverter::convertRaceStart(std::vector<std::string> &lines)
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{
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std::vector<std::string> convertedLines;
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return convertedLines;
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}
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std::vector<std::string>
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EntityConverter::convertRaceFinish(std::vector<std::string> &lines)
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{
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std::vector<std::string> convertedLines;
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return convertedLines;
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}
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// DEBUG
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void
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EntityConverter::printMapping()
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{
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std::map<int, std::string>::iterator it;
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for (it=pickupMapping_.begin(); it!=pickupMapping_.end(); ++it)
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std::cout << it->first << " => " << it->second << std::endl;
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}
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// DEBUG
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void
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EntityConverter::printTargetSources()
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{
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std::map<std::string, std::string>::iterator it;
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for (it=targetMap_.begin(); it!=targetMap_.end(); ++it)
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std::cout << it->first << " => " << it->second << std::endl;
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}
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