pokeemerald/tools/mapjson/mapjson.cpp
2021-05-11 10:16:04 -05:00

567 lines
21 KiB
C++

// mapjson.cpp
#include <iostream>
using std::cout; using std::endl;
#include <string>
using std::string;
#include <vector>
using std::vector;
#include <algorithm>
using std::sort; using std::find;
#include <map>
using std::map;
#include <fstream>
using std::ofstream; using std::ifstream;
#include <sstream>
using std::ostringstream;
#include <limits>
using std::numeric_limits;
#include "json11.h"
using json11::Json;
#include "mapjson.h"
string read_text_file(string filepath) {
ifstream in_file(filepath);
if (!in_file.is_open())
FATAL_ERROR("Cannot open file %s for reading.\n", filepath.c_str());
string text;
in_file.seekg(0, std::ios::end);
text.resize(in_file.tellg());
in_file.seekg(0, std::ios::beg);
in_file.read(&text[0], text.size());
in_file.close();
return text;
}
void write_text_file(string filepath, string text) {
ofstream out_file(filepath, std::ofstream::binary);
if (!out_file.is_open())
FATAL_ERROR("Cannot open file %s for writing.\n", filepath.c_str());
out_file << text;
out_file.close();
}
string generate_map_header_text(Json map_data, Json layouts_data, string version) {
string map_layout_id = map_data["layout"].string_value();
vector<Json> matched;
for (auto &field : layouts_data["layouts"].array_items()) {
if (map_layout_id == field["id"].string_value())
matched.push_back(field);
}
if (matched.size() != 1)
FATAL_ERROR("Failed to find matching layout for %s.\n", map_layout_id.c_str());
Json layout = matched[0];
ostringstream text;
text << "@\n@ DO NOT MODIFY THIS FILE! It is auto-generated from data/maps/"
<< map_data["name"].string_value()
<< "/map.json\n@\n\n";
text << map_data["name"].string_value() << ":\n"
<< "\t.4byte " << layout["name"].string_value() << "\n";
if (map_data.object_items().find("shared_events_map") != map_data.object_items().end())
text << "\t.4byte " << map_data["shared_events_map"].string_value() << "_MapEvents\n";
else
text << "\t.4byte " << map_data["name"].string_value() << "_MapEvents\n";
if (map_data.object_items().find("shared_scripts_map") != map_data.object_items().end())
text << "\t.4byte " << map_data["shared_scripts_map"].string_value() << "_MapScripts\n";
else
text << "\t.4byte " << map_data["name"].string_value() << "_MapScripts\n";
if (map_data.object_items().find("connections") != map_data.object_items().end()
&& map_data["connections"].array_items().size() > 0)
text << "\t.4byte " << map_data["name"].string_value() << "_MapConnections\n";
else
text << "\t.4byte 0x0\n";
text << "\t.2byte " << map_data["music"].string_value() << "\n"
<< "\t.2byte " << layout["id"].string_value() << "\n"
<< "\t.byte " << map_data["region_map_section"].string_value() << "\n"
<< "\t.byte " << map_data["requires_flash"].bool_value() << "\n"
<< "\t.byte " << map_data["weather"].string_value() << "\n"
<< "\t.byte " << map_data["map_type"].string_value() << "\n"
<< "\t.2byte 0\n";
if (version == "ruby")
text << "\t.byte " << map_data["show_map_name"].bool_value() << "\n";
else if (version == "emerald")
text << "\tmap_header_flags "
<< "allow_cycling=" << map_data["allow_cycling"].bool_value() << ", "
<< "allow_escaping=" << map_data["allow_escaping"].bool_value() << ", "
<< "allow_running=" << map_data["allow_running"].bool_value() << ", "
<< "show_map_name=" << map_data["show_map_name"].bool_value() << "\n";
text << "\t.byte " << map_data["battle_scene"].string_value() << "\n\n";
return text.str();
}
string generate_map_connections_text(Json map_data) {
if (map_data["connections"] == Json())
return string("\n");
ostringstream text;
text << "@\n@ DO NOT MODIFY THIS FILE! It is auto-generated from data/maps/"
<< map_data["name"].string_value()
<< "/map.json\n@\n\n";
text << map_data["name"].string_value() << "_MapConnectionsList:\n";
for (auto &connection : map_data["connections"].array_items()) {
text << "\tconnection "
<< connection["direction"].string_value() << ", "
<< connection["offset"].int_value() << ", "
<< connection["map"].string_value() << "\n";
}
text << "\n" << map_data["name"].string_value() << "_MapConnections:\n"
<< "\t.4byte " << map_data["connections"].array_items().size() << "\n"
<< "\t.4byte " << map_data["name"].string_value() << "_MapConnectionsList\n\n";
return text.str();
}
string generate_map_events_text(Json map_data) {
if (map_data.object_items().find("shared_events_map") != map_data.object_items().end())
return string("\n");
ostringstream text;
text << "@\n@ DO NOT MODIFY THIS FILE! It is auto-generated from data/maps/"
<< map_data["name"].string_value()
<< "/map.json\n@\n\n";
string objects_label, warps_label, coords_label, bgs_label;
if (map_data["object_events"].array_items().size() > 0) {
objects_label = map_data["name"].string_value() + "_ObjectEvents";
text << objects_label << ":\n";
for (unsigned int i = 0; i < map_data["object_events"].array_items().size(); i++) {
auto obj_event = map_data["object_events"].array_items()[i];
text << "\tobject_event " << i + 1 << ", "
<< obj_event["graphics_id"].string_value() << ", 0, "
<< obj_event["x"].int_value() << ", "
<< obj_event["y"].int_value() << ", "
<< obj_event["elevation"].int_value() << ", "
<< obj_event["movement_type"].string_value() << ", "
<< obj_event["movement_range_x"].int_value() << ", "
<< obj_event["movement_range_y"].int_value() << ", "
<< obj_event["trainer_type"].string_value() << ", "
<< obj_event["trainer_sight_or_berry_tree_id"].string_value() << ", "
<< obj_event["script"].string_value() << ", "
<< obj_event["flag"].string_value() << "\n";
}
text << "\n";
} else {
objects_label = "0x0";
}
if (map_data["warp_events"].array_items().size() > 0) {
warps_label = map_data["name"].string_value() + "_MapWarps";
text << warps_label << ":\n";
for (auto &warp_event : map_data["warp_events"].array_items()) {
text << "\twarp_def "
<< warp_event["x"].int_value() << ", "
<< warp_event["y"].int_value() << ", "
<< warp_event["elevation"].int_value() << ", "
<< warp_event["dest_warp_id"].int_value() << ", "
<< warp_event["dest_map"].string_value() << "\n";
}
text << "\n";
} else {
warps_label = "0x0";
}
if (map_data["coord_events"].array_items().size() > 0) {
coords_label = map_data["name"].string_value() + "_MapCoordEvents";
text << coords_label << ":\n";
for (auto &coord_event : map_data["coord_events"].array_items()) {
if (coord_event["type"].string_value() == "trigger") {
text << "\tcoord_event "
<< coord_event["x"].int_value() << ", "
<< coord_event["y"].int_value() << ", "
<< coord_event["elevation"].int_value() << ", "
<< coord_event["var"].string_value() << ", "
<< coord_event["var_value"].string_value() << ", "
<< coord_event["script"].string_value() << "\n";
}
else if (coord_event["type"] == "weather") {
text << "\tcoord_weather_event "
<< coord_event["x"].int_value() << ", "
<< coord_event["y"].int_value() << ", "
<< coord_event["elevation"].int_value() << ", "
<< coord_event["weather"].string_value() << "\n";
}
}
text << "\n";
} else {
coords_label = "0x0";
}
if (map_data["bg_events"].array_items().size() > 0) {
bgs_label = map_data["name"].string_value() + "_MapBGEvents";
text << bgs_label << ":\n";
for (auto &bg_event : map_data["bg_events"].array_items()) {
if (bg_event["type"] == "sign") {
text << "\tbg_event "
<< bg_event["x"].int_value() << ", "
<< bg_event["y"].int_value() << ", "
<< bg_event["elevation"].int_value() << ", "
<< bg_event["player_facing_dir"].string_value() << ", "
<< bg_event["script"].string_value() << "\n";
}
else if (bg_event["type"] == "hidden_item") {
text << "\tbg_hidden_item_event "
<< bg_event["x"].int_value() << ", "
<< bg_event["y"].int_value() << ", "
<< bg_event["elevation"].int_value() << ", "
<< bg_event["item"].string_value() << ", "
<< bg_event["flag"].string_value() << "\n";
}
else if (bg_event["type"] == "secret_base") {
text << "\tbg_secret_base_event "
<< bg_event["x"].int_value() << ", "
<< bg_event["y"].int_value() << ", "
<< bg_event["elevation"].int_value() << ", "
<< bg_event["secret_base_id"].string_value() << "\n";
}
}
text << "\n";
} else {
bgs_label = "0x0";
}
text << map_data["name"].string_value() << "_MapEvents::\n"
<< "\tmap_events " << objects_label << ", " << warps_label << ", "
<< coords_label << ", " << bgs_label << "\n\n";
return text.str();
}
string get_directory_name(string filename) {
size_t dir_pos = filename.find_last_of("/\\");
return filename.substr(0, dir_pos + 1);
}
void process_map(string map_filepath, string layouts_filepath, string version) {
string mapdata_err, layouts_err;
string mapdata_json_text = read_text_file(map_filepath);
string layouts_json_text = read_text_file(layouts_filepath);
Json map_data = Json::parse(mapdata_json_text, mapdata_err);
if (map_data == Json())
FATAL_ERROR("%s\n", mapdata_err.c_str());
Json layouts_data = Json::parse(layouts_json_text, layouts_err);
if (layouts_data == Json())
FATAL_ERROR("%s\n", layouts_err.c_str());
string header_text = generate_map_header_text(map_data, layouts_data, version);
string events_text = generate_map_events_text(map_data);
string connections_text = generate_map_connections_text(map_data);
string files_dir = get_directory_name(map_filepath);
write_text_file(files_dir + "header.inc", header_text);
write_text_file(files_dir + "events.inc", events_text);
write_text_file(files_dir + "connections.inc", connections_text);
}
string generate_groups_text(Json groups_data) {
ostringstream text;
text << "@\n@ DO NOT MODIFY THIS FILE! It is auto-generated from data/maps/map_groups.json\n@\n\n";
for (auto &key : groups_data["group_order"].array_items()) {
string group = key.string_value();
text << group << "::\n";
auto maps = groups_data[group].array_items();
for (Json &map_name : maps)
text << "\t.4byte " << map_name.string_value() << "\n";
text << "\n";
}
text << "\t.align 2\n" << "gMapGroups::\n";
for (auto &group : groups_data["group_order"].array_items())
text << "\t.4byte " << group.string_value() << "\n";
text << "\n";
return text.str();
}
string generate_connections_text(Json groups_data) {
vector<Json> map_names;
for (auto &group : groups_data["group_order"].array_items())
for (auto map_name : groups_data[group.string_value()].array_items())
map_names.push_back(map_name);
vector<Json> connections_include_order = groups_data["connections_include_order"].array_items();
if (connections_include_order.size() > 0)
sort(map_names.begin(), map_names.end(), [connections_include_order](const Json &a, const Json &b) {
auto iter_a = find(connections_include_order.begin(), connections_include_order.end(), a);
if (iter_a == connections_include_order.end())
iter_a = connections_include_order.begin() + numeric_limits<int>::max();
auto iter_b = find(connections_include_order.begin(), connections_include_order.end(), b);
if (iter_b == connections_include_order.end())
iter_b = connections_include_order.begin() + numeric_limits<int>::max();
return iter_a < iter_b;
});
ostringstream text;
text << "@\n@ DO NOT MODIFY THIS FILE! It is auto-generated from data/maps/map_groups.json\n@\n\n";
for (Json map_name : map_names)
text << "\t.include \"data/maps/" << map_name.string_value() << "/connections.inc\"\n";
return text.str();
}
string generate_headers_text(Json groups_data) {
vector<string> map_names;
for (auto &group : groups_data["group_order"].array_items())
for (auto map_name : groups_data[group.string_value()].array_items())
map_names.push_back(map_name.string_value());
ostringstream text;
text << "@\n@ DO NOT MODIFY THIS FILE! It is auto-generated from data/maps/map_groups.json\n@\n\n";
for (string map_name : map_names)
text << "\t.include \"data/maps/" << map_name << "/header.inc\"\n";
return text.str();
}
string generate_events_text(Json groups_data) {
vector<string> map_names;
for (auto &group : groups_data["group_order"].array_items())
for (auto map_name : groups_data[group.string_value()].array_items())
map_names.push_back(map_name.string_value());
ostringstream text;
text << "@\n@ DO NOT MODIFY THIS FILE! It is auto-generated from data/maps/map_groups.json\n@\n\n";
for (string map_name : map_names)
text << "\t.include \"data/maps/" << map_name << "/events.inc\"\n";
return text.str();
}
string generate_map_constants_text(string groups_filepath, Json groups_data) {
string file_dir = get_directory_name(groups_filepath);
char dir_separator = file_dir.back();
ostringstream text;
text << "#ifndef GUARD_CONSTANTS_MAP_GROUPS_H\n"
<< "#define GUARD_CONSTANTS_MAP_GROUPS_H\n\n";
text << "//\n// DO NOT MODIFY THIS FILE! It is auto-generated from data/maps/map_groups.json\n//\n\n";
int group_num = 0;
for (auto &group : groups_data["group_order"].array_items()) {
text << "// " << group.string_value() << "\n";
vector<Json> map_ids;
size_t max_length = 0;
for (auto &map_name : groups_data[group.string_value()].array_items()) {
string header_filepath = file_dir + map_name.string_value() + dir_separator + "map.json";
string err_str;
Json map_data = Json::parse(read_text_file(header_filepath), err_str);
map_ids.push_back(map_data["id"]);
if (map_data["id"].string_value().length() > max_length)
max_length = map_data["id"].string_value().length();
}
int map_id_num = 0;
for (Json map_id : map_ids) {
text << "#define " << map_id.string_value() << string((max_length - map_id.string_value().length() + 1), ' ')
<< "(" << map_id_num++ << " | (" << group_num << " << 8))\n";
}
text << "\n";
group_num++;
}
text << "#define MAP_GROUPS_COUNT " << group_num << "\n\n";
text << "#endif // GUARD_CONSTANTS_MAP_GROUPS_H\n";
return text.str();
}
void process_groups(string groups_filepath) {
string err;
Json groups_data = Json::parse(read_text_file(groups_filepath), err);
if (groups_data == Json())
FATAL_ERROR("%s\n", err.c_str());
string groups_text = generate_groups_text(groups_data);
string connections_text = generate_connections_text(groups_data);
string headers_text = generate_headers_text(groups_data);
string events_text = generate_events_text(groups_data);
string map_header_text = generate_map_constants_text(groups_filepath, groups_data);
string file_dir = get_directory_name(groups_filepath);
char s = file_dir.back();
write_text_file(file_dir + "groups.inc", groups_text);
write_text_file(file_dir + "connections.inc", connections_text);
write_text_file(file_dir + "headers.inc", headers_text);
write_text_file(file_dir + "events.inc", events_text);
write_text_file(file_dir + ".." + s + ".." + s + "include" + s + "constants" + s + "map_groups.h", map_header_text);
}
string generate_layout_headers_text(Json layouts_data) {
ostringstream text;
text << "@\n@ DO NOT MODIFY THIS FILE! It is auto-generated from data/layouts/layouts.json\n@\n\n";
for (auto &layout : layouts_data["layouts"].array_items()) {
string border_label = layout["name"].string_value() + "_Border";
string blockdata_label = layout["name"].string_value() + "_Blockdata";
text << border_label << "::\n"
<< "\t.incbin \"" << layout["border_filepath"].string_value() << "\"\n\n"
<< blockdata_label << "::\n"
<< "\t.incbin \"" << layout["blockdata_filepath"].string_value() << "\"\n\n"
<< "\t.align 2\n"
<< layout["name"].string_value() << "::\n"
<< "\t.4byte " << layout["width"].int_value() << "\n"
<< "\t.4byte " << layout["height"].int_value() << "\n"
<< "\t.4byte " << border_label << "\n"
<< "\t.4byte " << blockdata_label << "\n"
<< "\t.4byte " << layout["primary_tileset"].string_value() << "\n"
<< "\t.4byte " << layout["secondary_tileset"].string_value() << "\n\n";
}
return text.str();
}
string generate_layouts_table_text(Json layouts_data) {
ostringstream text;
text << "@\n@ DO NOT MODIFY THIS FILE! It is auto-generated from data/layouts/layouts.json\n@\n\n";
text << "\t.align 2\n"
<< layouts_data["layouts_table_label"].string_value() << "::\n";
for (auto &layout : layouts_data["layouts"].array_items())
text << "\t.4byte " << layout["name"].string_value() << "\n";
return text.str();
}
string generate_layouts_constants_text(Json layouts_data) {
ostringstream text;
text << "#ifndef GUARD_CONSTANTS_LAYOUTS_H\n"
<< "#define GUARD_CONSTANTS_LAYOUTS_H\n\n";
text << "//\n// DO NOT MODIFY THIS FILE! It is auto-generated from data/layouts/layouts.json\n//\n\n";
int i = 0;
for (auto &layout : layouts_data["layouts"].array_items())
text << "#define " << layout["id"].string_value() << " " << ++i << "\n";
text << "\n#endif // GUARD_CONSTANTS_LAYOUTS_H\n";
return text.str();
}
void process_layouts(string layouts_filepath) {
string err;
Json layouts_data = Json::parse(read_text_file(layouts_filepath), err);
if (layouts_data == Json())
FATAL_ERROR("%s\n", err.c_str());
string layout_headers_text = generate_layout_headers_text(layouts_data);
string layouts_table_text = generate_layouts_table_text(layouts_data);
string layouts_constants_text = generate_layouts_constants_text(layouts_data);
string file_dir = get_directory_name(layouts_filepath);
char s = file_dir.back();
write_text_file(file_dir + "layouts.inc", layout_headers_text);
write_text_file(file_dir + "layouts_table.inc", layouts_table_text);
write_text_file(file_dir + ".." + s + ".." + s + "include" + s + "constants" + s + "layouts.h", layouts_constants_text);
}
int main(int argc, char *argv[]) {
if (argc < 3)
FATAL_ERROR("USAGE: mapjson <mode> <game-version> [options]\n");
char *version_arg = argv[2];
string version(version_arg);
if (version != "emerald" && version != "ruby")
FATAL_ERROR("ERROR: <game-version> must be 'emerald' or 'ruby'.\n");
char *mode_arg = argv[1];
string mode(mode_arg);
if (mode != "layouts" && mode != "map" && mode != "groups")
FATAL_ERROR("ERROR: <mode> must be 'layouts', 'map', or 'groups'.\n");
if (mode == "map") {
if (argc != 5)
FATAL_ERROR("USAGE: mapjson map <game-version> <map_file> <layouts_file>\n");
string filepath(argv[3]);
string layouts_filepath(argv[4]);
process_map(filepath, layouts_filepath, version);
}
else if (mode == "groups") {
if (argc != 4)
FATAL_ERROR("USAGE: mapjson groups <game-version> <groups_file>\n");
string filepath(argv[3]);
process_groups(filepath);
}
else if (mode == "layouts") {
if (argc != 4)
FATAL_ERROR("USAGE: mapjson layouts <game-version> <layouts_file>\n");
string filepath(argv[3]);
process_layouts(filepath);
}
return 0;
}