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convert.h
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const int magicNumber = 0x114514;
enum NoteType {
HiSpeed = -1,
None = 0,
Normal = 10,
Critical = 20,
Sound = 30,
ScratchSound = 31,
SoundPurple = 40,
Flick = 50,
HoldStart = 80,
CriticalHoldStart = 81,
ScratchHoldStart = 82,
ScratchCriticalHoldStart = 83,
Hold = 100,
NontailHold = 1100,
CriticalHold = 101,
NontailCriticalHold = 1101,
ScratchHold = 110,
NontailScratchHold = 1110,
ScratchCriticalHold = 111,
NontailScratchCriticalHold = 1111,
BlueTap = 200,
HoldEighth = 900
};
enum GimmickType {
JumpScratch = 1,
OneDirection = 2,
Split1 = 11,
Split2 = 12,
Split3 = 13,
Split4 = 14,
Split5 = 15,
Split6 = 16,
// 接下来的东西我也不知道是干啥用的
FullSplit1 = 31,
FullSplit2 = 32,
FullSplit3 = 33,
FullSplit4 = 34,
FullSplit5 = 35,
FullSplit6 = 36,
LightSplit1 = 51,
LightSplit2 = 52,
LightSplit3 = 53,
LightSplit4 = 54,
LightSplit5 = 55,
LightSplit6 = 56,
IgnoreSplit1 = 71,
IgnoreSplit2 = 72,
IgnoreSplit3 = 73,
IgnoreSplit4 = 74,
IgnoreSplit5 = 75,
IgnoreSplit6 = 76
};
struct Note {
double startTime;
double endTime;
int type;
int leftLane;
int laneLength;
int gimmickType;
int scratchLength;
bool operator < (const Note& a) const {
if (a.endTime == endTime) return leftLane * 100 + laneLength < a.leftLane * 100 + a.laneLength;
return endTime < a.endTime;
}
};
double fromMusicInfo(string text) {
auto res = explode("\n", text.c_str());
if (res.size() < 2) {
cout << "Invalid Music Info." << endl;
exit(1);
} res = explode(",", res[1].c_str());
if (res.size() < 3) {
cout << "Invalid Music Info." << endl;
exit(1);
} return atof(res[2].c_str());
}
string getRef(int len = 32) {
string res = "", key = "abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789";
for (int i = 0; i < len; i++) res += key[rand() % key.size()];
return res;
}
string fromSirius(string text, double chartOffset, double bgmOffset = 0) {
// 谱面读取
auto lines = explode("\n", text.c_str());
vector<Note> notes; double speed = 1;
for (int i = 0; i < lines.size(); i++) {
char unused = 0;
Note x; string xx = lines[i];
auto components = explode(",", xx.c_str());
if (components.size() < 7) break;
x.startTime = atof(components[0].c_str()) + chartOffset;
x.endTime = atof(components[1].c_str());
if (x.endTime != -1) x.endTime += chartOffset;
x.type = atoi(components[2].c_str());
x.leftLane = atoi(components[3].c_str());
x.laneLength = atoi(components[4].c_str());
string s = components[5];
x.scratchLength = atoi(components[6].c_str());
if (s == "JumpScratch") x.gimmickType = JumpScratch;
else if (s == "OneDirection") x.gimmickType = OneDirection;
else if (s == "11" || s == "31" || s == "51" || s == "71") x.gimmickType = Split1;
else if (s == "12" || s == "32" || s == "52" || s == "72") x.gimmickType = Split2;
else if (s == "13" || s == "33" || s == "53" || s == "73") x.gimmickType = Split3;
else if (s == "14" || s == "34" || s == "54" || s == "74") x.gimmickType = Split4;
else if (s == "15" || s == "35" || s == "55" || s == "75") x.gimmickType = Split5;
else if (s == "16" || s == "36" || s == "56" || s == "76") x.gimmickType = Split6;
else x.gimmickType = 0;
notes.push_back(x);
} sort(notes.begin(), notes.end(), [&](Note a, Note b){
if (a.startTime == b.startTime) return a.type < b.type;
return a.startTime < b.startTime;
});
cout << "[INFO] Total Note Number: " << notes.size() << endl;
// 开始转换
Json::Value res, single; set<Note> holdEnd;
map<double, int> SyncLineLeft, SyncLineRight;
auto addSyncLine = [&](double beat, int leftLane, int laneLength) {
if (SyncLineLeft.find(beat) == SyncLineLeft.end()) SyncLineLeft[beat] = leftLane;
else SyncLineLeft[beat] = min(SyncLineLeft[beat], leftLane);
if (SyncLineRight.find(beat) == SyncLineRight.end()) SyncLineRight[beat] = leftLane + laneLength - 1;
else SyncLineRight[beat] = max(SyncLineRight[beat], leftLane + laneLength - 1);
};
single["archetype"] = "Sirius Initialization"; single["data"].resize(0);
res.append(single);
single["archetype"] = "Sirius Input Manager"; single["data"].resize(0);
res.append(single);
single["archetype"] = "Sirius Stage"; single["data"].resize(0);
res.append(single);
single["archetype"] = "#BPM_CHANGE";
single["data"][0]["name"] = "#BEAT"; single["data"][0]["value"] = 0;
single["data"][1]["name"] = "#BPM"; single["data"][1]["value"] = 60;
res.append(single);
double lastEighthTime[13][13]; int lastType[13][13], total = 0;
for (int i = 0; i < 13; i++) for (int j = 0; j < 13; j++) lastEighthTime[i][j] = 0, lastType[i][j] = 0;
for (int i = 0; i < notes.size(); i++) {
// 提前处理 Sirius HoldEnd;
while (holdEnd.size() && (*holdEnd.begin()).endTime <= notes[i].startTime) {
Note x = *holdEnd.begin(); holdEnd.erase(holdEnd.begin()); Json::Value single;
if (x.type == Hold || x.type == CriticalHold) {
single["archetype"] = "Sirius Hold End";
single["data"][0]["name"] = "beat"; single["data"][0]["value"] = x.endTime;
single["data"][1]["name"] = "stBeat"; single["data"][1]["value"] = x.startTime;
single["data"][2]["name"] = "lane"; single["data"][2]["value"] = x.leftLane;
single["data"][3]["name"] = "laneLength"; single["data"][3]["value"] = x.laneLength;
total++;
} else if (x.type == NontailHold || x.type == NontailCriticalHold) {
single["archetype"] = "Sirius Nontail Hold End";
single["data"][0]["name"] = "beat"; single["data"][0]["value"] = x.endTime;
single["data"][1]["name"] = "stBeat"; single["data"][1]["value"] = x.startTime;
single["data"][2]["name"] = "lane"; single["data"][2]["value"] = x.leftLane;
single["data"][3]["name"] = "laneLength"; single["data"][3]["value"] = x.laneLength;
total++;
} else if (x.type == ScratchHold || x.type == ScratchCriticalHold) {
single["archetype"] = "Sirius Scratch Hold End";
single["data"][0]["name"] = "beat"; single["data"][0]["value"] = x.endTime;
single["data"][1]["name"] = "stBeat"; single["data"][1]["value"] = x.startTime;
single["data"][2]["name"] = "lane"; single["data"][2]["value"] = x.leftLane;
single["data"][3]["name"] = "laneLength"; single["data"][3]["value"] = x.laneLength;
single["data"][4]["name"] = "scratchLength"; single["data"][4]["value"] = x.scratchLength;
total++;
} else {
single["archetype"] = "Sirius Nontail Scratch Hold End";
single["data"][0]["name"] = "beat"; single["data"][0]["value"] = x.endTime;
single["data"][1]["name"] = "stBeat"; single["data"][1]["value"] = x.startTime;
single["data"][2]["name"] = "lane"; single["data"][2]["value"] = x.leftLane;
single["data"][3]["name"] = "laneLength"; single["data"][3]["value"] = x.laneLength;
single["data"][4]["name"] = "scratchLength"; single["data"][4]["value"] = x.scratchLength;
total++;
} res.append(single);
if (x.type >= NontailHold) continue;
addSyncLine(x.endTime, x.leftLane, x.laneLength);
}
// 处理当前 Note
Note x = notes[i]; Json::Value single;
single["archetype"] = "";
switch(x.type) {
case Normal: {
single["archetype"] = "Sirius Normal Note";
single["data"][0]["name"] = "beat"; single["data"][0]["value"] = x.startTime;
single["data"][1]["name"] = "lane"; single["data"][1]["value"] = x.leftLane;
single["data"][2]["name"] = "laneLength"; single["data"][2]["value"] = x.laneLength;
addSyncLine(x.startTime, x.leftLane, x.laneLength);
total++;
} break;
case Critical: {
single["archetype"] = "Sirius Critical Note";
single["data"][0]["name"] = "beat"; single["data"][0]["value"] = x.startTime;
single["data"][1]["name"] = "lane"; single["data"][1]["value"] = x.leftLane;
single["data"][2]["name"] = "laneLength"; single["data"][2]["value"] = x.laneLength;
addSyncLine(x.startTime, x.leftLane, x.laneLength);
total++;
} break;
case Flick: {
single["archetype"] = "Sirius Flick Note";
single["data"][0]["name"] = "beat"; single["data"][0]["value"] = x.startTime;
single["data"][1]["name"] = "lane"; single["data"][1]["value"] = x.leftLane;
single["data"][2]["name"] = "laneLength"; single["data"][2]["value"] = x.laneLength;
single["data"][3]["name"] = "scratchLength"; single["data"][3]["value"] = x.scratchLength;
addSyncLine(x.startTime, x.leftLane, x.laneLength);
total++;
} break;
case HoldStart: case BlueTap: {
single["archetype"] = "Sirius Hold Start";
single["data"][0]["name"] = "beat"; single["data"][0]["value"] = x.startTime;
single["data"][1]["name"] = "lane"; single["data"][1]["value"] = x.leftLane;
single["data"][2]["name"] = "laneLength"; single["data"][2]["value"] = x.laneLength;
addSyncLine(x.startTime, x.leftLane, x.laneLength);
total++;
} break;
case CriticalHoldStart: {
single["archetype"] = "Sirius Critical Hold Start";
single["data"][0]["name"] = "beat"; single["data"][0]["value"] = x.startTime;
single["data"][1]["name"] = "lane"; single["data"][1]["value"] = x.leftLane;
single["data"][2]["name"] = "laneLength"; single["data"][2]["value"] = x.laneLength;
addSyncLine(x.startTime, x.leftLane, x.laneLength);
total++;
} break;
case ScratchHoldStart: {
single["archetype"] = "Sirius Scratch Hold Start";
single["data"][0]["name"] = "beat"; single["data"][0]["value"] = x.startTime;
single["data"][1]["name"] = "lane"; single["data"][1]["value"] = x.leftLane;
single["data"][2]["name"] = "laneLength"; single["data"][2]["value"] = x.laneLength;
addSyncLine(x.startTime, x.leftLane, x.laneLength);
total++;
} break;
case ScratchCriticalHoldStart: {
single["archetype"] = "Sirius Critical Scratch Hold Start";
single["data"][0]["name"] = "beat"; single["data"][0]["value"] = x.startTime;
single["data"][1]["name"] = "lane"; single["data"][1]["value"] = x.leftLane;
single["data"][2]["name"] = "laneLength"; single["data"][2]["value"] = x.laneLength;
addSyncLine(x.startTime, x.leftLane, x.laneLength);
total++;
} break;
case Hold: case CriticalHold: case ScratchHold: case ScratchCriticalHold:
case NontailHold: case NontailCriticalHold: case NontailScratchHold: case NontailScratchCriticalHold: {
lastType[x.leftLane][x.leftLane + x.laneLength - 1] = x.type;
holdEnd.insert(x);
} break;
case Sound: case ScratchSound: {
lastEighthTime[x.leftLane][x.leftLane + x.laneLength - 1] = x.startTime;
single["archetype"] = "Sirius Sound";
single["data"][0]["name"] = "beat"; single["data"][0]["value"] = x.startTime;
single["data"][1]["name"] = "lane"; single["data"][1]["value"] = x.leftLane;
single["data"][2]["name"] = "laneLength"; single["data"][2]["value"] = x.laneLength;
single["data"][3]["name"] = "holdType"; single["data"][3]["value"] = lastType[x.leftLane][x.leftLane + x.laneLength - 1];
total++;
} break;
case SoundPurple: {
lastEighthTime[x.leftLane][x.leftLane + x.laneLength - 1] = x.startTime;
single["archetype"] = "Sirius Scratch Hold End";
single["data"][0]["name"] = "beat"; single["data"][0]["value"] = x.startTime;
single["data"][1]["name"] = "stBeat"; single["data"][1]["value"] = x.startTime;
single["data"][2]["name"] = "lane"; single["data"][2]["value"] = x.leftLane;
single["data"][3]["name"] = "laneLength"; single["data"][3]["value"] = x.laneLength;
single["data"][4]["name"] = "scratchLength"; single["data"][4]["value"] = x.scratchLength;
addSyncLine(x.startTime, x.leftLane, x.laneLength);
total++;
} break;
case HoldEighth: {
if (lastEighthTime[x.leftLane][x.leftLane + x.laneLength - 1] == x.startTime) break;
single["archetype"] = "Sirius Hold Eighth";
single["data"][0]["name"] = "beat"; single["data"][0]["value"] = x.startTime;
single["data"][1]["name"] = "lane"; single["data"][1]["value"] = x.leftLane;
single["data"][2]["name"] = "laneLength"; single["data"][2]["value"] = x.laneLength;
// 历史遗留代码了，这个属性现在应该不需要了 2024.5.27
single["data"][3]["name"] = "holdType"; single["data"][3]["value"] = 0;
total++;
} break;
case None: {
single["archetype"] = "Sirius Split Line";
single["data"][0]["name"] = "beat"; single["data"][0]["value"] = x.startTime;
single["data"][1]["name"] = "endBeat"; single["data"][1]["value"] = x.endTime;
single["data"][2]["name"] = "split"; single["data"][2]["value"] = x.gimmickType - 10;
single["data"][3]["name"] = "color"; single["data"][3]["value"] = x.scratchLength;
} break;
case HiSpeed: {
single["archetype"] = "#TIMESCALE_CHANGE";
single["data"][0]["name"] = "#BEAT"; single["data"][0]["value"] = x.startTime;
single["data"][1]["name"] = "#TIMESCALE"; single["data"][1]["value"] = x.endTime - chartOffset;
}
} if (single["archetype"] != "") res.append(single);
if (single["archetype"] == Json::Value::null) cout << single << endl;
if ((10 * (i + 1) / notes.size()) != (10 * i / notes.size())) cout << "[INFO] " << 100 * (i + 1) / notes.size() << "% Notes Solved." << endl;
}
// 处理完 HoldEnd
while (holdEnd.size()) {
Note x = *holdEnd.begin(); holdEnd.erase(holdEnd.begin()); Json::Value single;
if (x.type == Hold || x.type == CriticalHold) {
single["archetype"] = "Sirius Hold End";
single["data"][0]["name"] = "beat"; single["data"][0]["value"] = x.endTime;
single["data"][1]["name"] = "stBeat"; single["data"][1]["value"] = x.startTime;
single["data"][2]["name"] = "lane"; single["data"][2]["value"] = x.leftLane;
single["data"][3]["name"] = "laneLength"; single["data"][3]["value"] = x.laneLength;
total++;
} else if (x.type == NontailHold || x.type == NontailCriticalHold) {
single["archetype"] = "Sirius Nontail Hold End";
single["data"][0]["name"] = "beat"; single["data"][0]["value"] = x.endTime;
single["data"][1]["name"] = "stBeat"; single["data"][1]["value"] = x.startTime;
single["data"][2]["name"] = "lane"; single["data"][2]["value"] = x.leftLane;
single["data"][3]["name"] = "laneLength"; single["data"][3]["value"] = x.laneLength;
total++;
} else if (x.type == ScratchHold || x.type == ScratchCriticalHold) {
single["archetype"] = "Sirius Scratch Hold End";
single["data"][0]["name"] = "beat"; single["data"][0]["value"] = x.endTime;
single["data"][1]["name"] = "stBeat"; single["data"][1]["value"] = x.startTime;
single["data"][2]["name"] = "lane"; single["data"][2]["value"] = x.leftLane;
single["data"][3]["name"] = "laneLength"; single["data"][3]["value"] = x.laneLength;
single["data"][4]["name"] = "scratchLength"; single["data"][4]["value"] = x.scratchLength;
total++;
} else {
single["archetype"] = "Sirius Nontail Scratch Hold End";
single["data"][0]["name"] = "beat"; single["data"][0]["value"] = x.endTime;
single["data"][1]["name"] = "stBeat"; single["data"][1]["value"] = x.startTime;
single["data"][2]["name"] = "lane"; single["data"][2]["value"] = x.leftLane;
single["data"][3]["name"] = "laneLength"; single["data"][3]["value"] = x.laneLength;
single["data"][4]["name"] = "scratchLength"; single["data"][4]["value"] = x.scratchLength;
total++;
} res.append(single);
if (x.type >= NontailHold) continue;
addSyncLine(x.endTime, x.leftLane, x.laneLength);
}
cout << "[INFO] Total Note Number: " << total << endl;
cout << "[INFO] Solving Sync Line..." << endl;
// 处理同步线
for (auto v : SyncLineLeft) {
double beat = v.first; int left = v.second;
Json::Value single; single["archetype"] = "Sirius Sync Line";
single["data"][0]["name"] = "beat"; single["data"][0]["value"] = beat;
single["data"][1]["name"] = "left"; single["data"][1]["value"] = left;
single["data"][2]["name"] = "right"; single["data"][2]["value"] = SyncLineRight[beat];
res.append(single);
}
cout << "[INFO] Sync Line Solved." << endl;
Json::Value data;
data["formatVersion"] = 5;
data["bgmOffset"] = bgmOffset;
data["entities"] = res;
return json_encode(data);
}
void addTime( double ¤t, double bpm, double beat,
tuple<string, int, int, string> a,
tuple<string, int, int, string> b) {
int a1 = atoi(get<0>(a).substr(0, 3).c_str());
int b1 = atoi(get<0>(b).substr(0, 3).c_str());
int a2 = get<1>(a), b2 = get<1>(b);
int a3 = get<2>(a), b3 = get<2>(b);
double timesPerBeat = 60.0 * beat / bpm;
if (a1 == b1) current += (1.0 * b2 / b3 - 1.0 * a2 / a3) * timesPerBeat;
else current += ((b1 - a1 - 1) + 1.0 - 1.0 * a2 / a3 + 1.0 * b2 / b3) * timesPerBeat;
}
int extract(char x) {
return isdigit(x) ? x - '0' : x - 'a' + 10;
}
int getLine(char x, char offset = '0', int offset2 = 0) {
int id = extract(x) - 1;
int off = extract(offset);
id += off + offset2;
if (id <= 0 || id > 12)
throw runtime_error("Invalid Line " + to_string(id));
return id;
}
// set<string> splitLineList = {
// "1",
// "2",
// "3",
// "4",
// "5",
// "6",
// "7",
// "8",
// "9",
// "1010",
// "1020",
// "1030",
// "1040",
// "1050",
// "1060",
// "1070",
// "2010",
// "2020",
// "2030",
// "2040",
// "2050",
// "3010",
// "3020",
// "3030",
// "3040",
// "3050",
// "4010",
// "4020",
// "4030",
// "4040",
// "4050",
// "10010",
// "10020",
// "10030",
// "10040",
// "10050",
// "10060",
// "10070",
// "10100",
// "10110",
// "10120",
// "10130",
// "10140",
// "10150",
// "10160",
// "10161",
// "10162",
// "10170",
// "10180",
// "10190",
// "10191",
// "10200",
// "10220",
// "10230",
// "10240",
// "10250",
// "10260",
// "10270",
// "10280",
// "10290",
// "10300",
// "10310",
// "10320",
// "10321",
// "10322",
// "10323",
// "10324",
// "10325",
// "10326",
// "10327",
// "10328",
// "10330",
// "10340",
// "10350",
// "10360",
// "10361",
// "10370",
// "10380",
// "10390",
// "10391",
// "10392",
// "10393",
// "10400",
// "10410",
// "10420",
// "10430",
// "10440",
// "10450",
// "10460",
// "10461",
// "10470",
// "10480",
// "10481",
// "10482",
// "10490",
// "10500",
// "10510",
// "10511",
// "10512",
// "10513",
// "10514",
// "10515",
// "10516",
// "10517",
// "10518",
// "10519",
// "10530",
// "10540",
// "10550",
// "10560",
// "10570",
// "10580",
// "10590",
// "10600",
// "10610",
// "10620",
// "10630",
// "10631",
// "10640",
// "10650",
// "10660",
// "10670",
// "10680",
// "10690",
// "10710",
// "10720",
// "10770",
// "10771",
// "10780",
// "10790",
// "10791",
// "10792",
// "10800",
// "10810",
// "10820",
// "10830",
// "10840",
// "10841",
// "10850",
// "10860",
// "10920",
// "10930",
// "10940",
// };
string fromSUS(string text) {
auto lines = explode("\n", text.c_str());
double ticks_per_beat = 480;
vector<tuple<string, int, double, string> > mainData;
map<string, double> bpmList;
double currentBpm = 120.0; double currentBeat = 2, currentTime = 0;
int currentSplitLine = 0, currentSplitLineType = 0; double currentSplitLineTime = 0;
double waveOffset = 0;
for (int i = 0; i < lines.size(); i++) {
while (lines[i].back() == '\n' || lines[i].back() == '\r') lines[i].pop_back();
if (lines[i].size() && lines[i][0] == '\r') lines[i] = lines[i].substr(1);
if (lines[i].size() == 0 || lines[i][0] != '#') continue;
lines[i] = lines[i].substr(1);
// 处理元数据
if (lines[i].substr(0, 7) == "REQUEST") {
string request = lines[i].substr(9, lines[i].size() - 10);
auto res = explode(" ", request.c_str());
if (res[0] == "ticks_per_beat") ticks_per_beat = atof(res[1].c_str());
if (res[0] == "lane_slided") ; // 不知道干啥的
continue;
}
if (lines[i].substr(0, 10) == "WAVEOFFSET") {
string t = lines[i].substr(11);
currentTime = atof(t.c_str());
continue;
}
// 处理谱面数据
vector<string> res;
if (lines[i].find(": ") != string::npos) res = explode(": ", lines[i].c_str());
else if (lines[i].find(":") != string::npos) res = explode(":", lines[i].c_str());
else continue;
string head = res[0], body = res[1];
if (head.substr(0, 3) == "BPM") {
string id = head.substr(3);
double bpm = atof(body.c_str());
bpmList[id] = bpm;
continue;
}
if (head.substr(0, 3) == "TIL") {
if (head.substr(3, 2) == "01") {
body = body.substr(1, body.size() - 2);
if (body == "") continue;
auto exp = explode(", ", body.c_str());
for (auto i = 0; i < exp.size(); i++) {
string tmp = exp[i];
auto tmp1 = explode(":", tmp.c_str());
if (tmp1.size() != 2)
throw runtime_error("Invalid Split Line Parameter: " + exp[i]);
string beat = tmp1[0], type = tmp1[1];
auto tmp2 = explode("'", beat.c_str());
if (tmp2.size() != 2)
throw runtime_error("Invalid Split Line Parameter: " + exp[i]);
auto tmp3 = explode(".", type.c_str());
if (tmp3.size() != 2)
throw runtime_error("Invalid Split Line Parameter: " + exp[i]);
// switch(tmp2[1].size()) {
// case 0: tmp2[1] = "0000"; break;
// case 1: tmp2[1] = "000" + tmp2[1]; break;
// case 2: tmp2[1] = "00" + tmp2[1]; break;
// case 3: tmp2[1] = "0" + tmp2[1]; break;
// }
while (tmp2[1].size() < 4) tmp2[1] = '0' + tmp2[1];
while (tmp3[0].size() < 2) tmp3[0] = '0' + tmp3[0];
while (tmp3[1].size() < 5) tmp3[1] = '0' + tmp3[1]; // upd: 解决部分 Ched 保存 HiSpeed 不会保留五位小数的问题 2024/01/13
// auto tmp4 = tmp3[1]; // md ChedPlus 的版本不同，舍去前置零和舍去后置零 tm 还不一样
// while (tmp4.front() == '0') tmp4 = tmp4.substr(1);
// if (splitLineList.find(tmp4) == splitLineList.end())
// throw runtime_error("Invalid Split Line Type: " + tmp4);
exp[i] = tmp2[0] + "'" + tmp2[1] + ":" + tmp3[0] + "." + tmp3[1];
}
sort(exp.begin(), exp.end(), [](string a, string b){
return a.size() == b.size() ? a < b : a.size() < b.size();
}); // upd: 字符串类型的数字不能直接排序，警钟敲烂😓 2024/01/14
for (auto i = 0; i < exp.size(); i++) {
string tmp = exp[i];
// cout << tmp << endl;
auto tmp1 = explode(":", tmp.c_str());
string beat = tmp1[0], type = tmp1[1];
auto tmp2 = explode("'", beat.c_str());
auto tmp3 = explode(".", type.c_str());
int lines = atoi(tmp3[0].c_str()), types = atoi(tmp3[1].c_str());
if (currentSplitLine != 0) { // 分割线终点
// cout << currentSplitLine << " " << currentSplitLineType << endl;
if (currentSplitLine * -1 != lines || currentSplitLineType != types)
throw runtime_error("Overlapped Split Line: " + exp[i]);
currentSplitLine = 0; currentSplitLineType = 0;
} else {
if (lines > 6 || lines < 1)
throw runtime_error("Invalid Split Line Parameter: " + exp[i]);
currentSplitLine = lines; currentSplitLineType = types;
}
switch(tmp2[0].size()) {
case 0: tmp2[0] = "000"; break;
case 1: tmp2[0] = "00" + tmp2[0]; break;
case 2: tmp2[0] = "0" + tmp2[0]; break;
}
mainData.push_back({tmp2[0] + "SL", atoi(tmp2[1].c_str()), 1920.0, type});
}
continue;
} else if (head.substr(3, 2) == "00") {
body = body.substr(1, body.size() - 2);
if (body == "") continue;
auto exp = explode(", ", body.c_str());
for (auto i = 0; i < exp.size(); i++) {
string tmp = exp[i];
auto tmp1 = explode(":", tmp.c_str());
if (tmp1.size() != 2)
throw runtime_error("Invalid HiSpeed Parameter: " + exp[i]);
string beat = tmp1[0], type = tmp1[1];
auto tmp2 = explode("'", beat.c_str());
if (tmp2.size() != 2)
throw runtime_error("Invalid HiSpeed Parameter: " + exp[i]);
switch(tmp2[0].size()) {
case 0: tmp2[0] = "000"; break;
case 1: tmp2[0] = "00" + tmp2[0]; break;
case 2: tmp2[0] = "0" + tmp2[0]; break;
}
mainData.push_back({tmp2[0] + "HS", atoi(tmp2[1].c_str()), 1920.0, type});
}
continue;
}
}
if (head.substr(3, 2) == "02") { // 处理变拍事件
mainData.push_back({head, 0, 1.0, body});
continue;
}
for (int j = 0; j < body.size(); j += 2) if (body.substr(j, 2) != "00")
mainData.push_back({head, j / 2, max(1, int(body.size()) / 2) * 1.0, body.substr(j, 2)});
}
// 音符排序
// cout << mainData.size() << endl;
sort(mainData.begin(), mainData.end(), [](
tuple<string, int, double, string> a,
tuple<string, int, double, string> b){
int a1 = atoi(get<0>(a).substr(0, 3).c_str());
int b1 = atoi(get<0>(b).substr(0, 3).c_str());
int a2 = get<1>(a), b2 = get<1>(b);
int a3 = get<2>(a), b3 = get<2>(b);
string a4 = get<0>(a).substr(3), b4 = get<0>(b).substr(3);
if (a1 != b1) return a1 < b1;
if (a2 * b3 != a3 * b2) return a2 * b3 < a3 * b2;
return a4 < b4;
});
// 处理主数据
stringstream txt; map<double, vector<tuple<string, int, double, string> > > noteList[13][13];
for (int i = 0; i < mainData.size(); i++) {
if (i == 0) addTime(currentTime, currentBpm, currentBeat, {"00000", 0, 1.0, "00"}, mainData[i]);
else addTime(currentTime, currentBpm, currentBeat, mainData[i - 1], mainData[i]);
string head = get<0>(mainData[i]), body = get<3>(mainData[i]);
int beat = atoi(head.substr(0, 3).c_str());
string prop = head.substr(3);
if (prop == "08") { // BPM Change
if (get<3>(mainData[i]) == "00") continue;
double bpm = bpmList[get<3>(mainData[i])];
currentBpm = bpm;
} else if (prop == "02") { // Beat Change
double beat = atof(get<3>(mainData[i]).c_str());
currentBeat = beat;
} else if (prop == "SL") { // Split Line
auto tmp = explode(".", body.c_str());
int line = atoi(tmp[0].c_str()), type = atoi(tmp[1].c_str());
if (currentSplitLine == 0)
currentSplitLine = line, currentSplitLineType = type, currentSplitLineTime = currentTime;
else {
txt << currentSplitLineTime << "," << currentTime << "," << None << "," << -1 << "," << 0 << ","
<< 10 + currentSplitLine << "," << currentSplitLineType << endl; // 调整 Split Line 的时间
currentSplitLine = 0; currentSplitLineType = 0; currentSplitLineTime = 0;
}
} else if (prop == "HS") { // HiSpeed
txt << currentTime << "," << atof(body.c_str()) << "," << HiSpeed << "," << -1 << "," << 0 << "," << 0 << "," << 0 << endl;
} else if (prop[0] == '1') { // Tap
if (body == "00") continue;
if (body[0] != '1' && body[0] != '2' && body[0] != '3' && body[0] != '4')
throw runtime_error("Invalid Tap Type " + head + ": " + body);
int l = getLine(prop[1]), r = getLine(prop[1], body[1], -1);
if (body[0] == '1' || body[0] == '2' || body[0] == '4') noteList[l][r][currentTime].push_back(mainData[i]); // upd: 新增 Damage 功能
else ; // Note Type = 3, 不知道干嘛的
} else if (prop[0] == '5') { // Flick
if (body == "00") continue;
if (body[0] != '1' && body[0] != '3' && body[0] != '4')
throw runtime_error("Invalid Flick Type " + head + ": " + body);
int l = getLine(prop[1]), r = getLine(prop[1], body[1], -1);
noteList[l][r][currentTime].push_back(mainData[i]);
} else if (prop[0] == '3') { // Slide(Hold)
if (body == "00") continue;
if (body[0] != '1' && body[0] != '2' && body[0] != '3')
throw runtime_error("Invalid Slide Type " + head + ": " + body);
int l = getLine(prop[1]), r = getLine(prop[1], body[1], -1);
noteList[l][r][currentTime].push_back({get<0>(mainData[i]), get<1>(mainData[i]), currentBpm, get<3>(mainData[i])});
}
}
// 开始解析
// 优先解析 Slide
struct SlideStructure {
bool inSlide = false;
bool CriticalSlide = false;
bool ScratchSlide = false;
bool addStart = true;
bool isCausedByDamage = false;
double startTime = 0;
};
double tickTime = ticks_per_beat / 1920.0 * 60 * 4 / currentBpm;
for (int l = 1; l <= 12; l++) {
for (int r = l; r <= 12; r++) { // 枚举按键位置
int slideNumber = 0;
SlideStructure slides[128];
for (auto v : noteList[l][r]) {
double t = v.first; auto info = v.second;
bool isCritical = false, isFlick = false, isDamage = false,
isSlideSound = false;
vector<char> SlideStartName, SlideEndName;
int bpm = 120;
for (auto x : info) {
string head = get<0>(x), body = get<3>(x);
string prop = head.substr(3);
if (prop[0] == '1') isCritical |= (body[0] == '2');
if (prop[0] == '1') isDamage |= (body[0] == '4');
if (prop[0] == '5') isFlick |= 1;
if (prop[0] == '3') {
isSlideSound |= (body[0] == '3');
if (body[0] == '1') SlideStartName.push_back(prop[2]);
if (body[0] == '2') SlideEndName.push_back(prop[2]);
bpm = get<2>(x);
// cout << head << " " << body << endl;
}
}
// cout << endl;
// Note 讨论
if (SlideStartName.size() == 0 && SlideEndName.size() == 0 && !isSlideSound && !isFlick) continue;
if (isSlideSound) {
if (slideNumber == 0) throw runtime_error("Unknown Slide Sound in [" + to_string(l) + ", " + to_string(r) + "]");
txt << t << "," << -1 << "," << Sound << ","
<< l << "," << (r - l + 1) << "," << 0 << "," << 0 << endl;
}
for (int k = 0; k < SlideEndName.size(); k++) {
if (slideNumber == 0 || slides[SlideEndName[k]].inSlide == false)
throw runtime_error("Unknown Slide End in [" + to_string(l) + ", " + to_string(r) + "]");
int ScratchType = 0; bool shouldUnscratch = true;
if (isDamage) { // 如果没有尾
for (auto &x : noteList[l][r][t]) {
string head = get<0>(x), body = get<3>(x);
string prop = head.substr(3);
if (prop[0] == '1' && body[0] == '4') {
x = {get<0>(x), magicNumber, get<2>(x), get<3>(x)};
break;
}
}
}
for (int i = 1; i <= 12; i++) {
if (i > l && i <= r) continue;
for (auto &x : (i <= l ? noteList[i][r][t] : noteList[l][i][t])) {
string head = get<0>(x), body = get<3>(x);
string prop = head.substr(3);
if (prop[0] == '5') {
slides[SlideEndName[k]].ScratchSlide = true, ScratchType = (i == l ? (
(body[0] == '3' ? -(r - l + 1) : (body[0] == '4' ? (r - l + 1) : 0))
) : (i < l ? i - r - 1 : i - l + 1));
x = {get<0>(x), magicNumber, get<2>(x), get<3>(x)};
shouldUnscratch = false;
}
}
}
if (shouldUnscratch && slides[SlideEndName[k]].ScratchSlide) {
slides[SlideEndName[k]].ScratchSlide = false;
if (!slides[SlideEndName[k]].isCausedByDamage) slides[SlideEndName[k]].addStart = true;
}
int noteType = (slides[SlideEndName[k]].CriticalSlide ?
(slides[SlideEndName[k]].ScratchSlide ? ScratchCriticalHoldStart : CriticalHoldStart) :
(slides[SlideEndName[k]].ScratchSlide ? ScratchHoldStart : HoldStart));
int holdType = (slides[SlideEndName[k]].CriticalSlide ?
(slides[SlideEndName[k]].ScratchSlide ? ScratchCriticalHold : CriticalHold) :
(slides[SlideEndName[k]].ScratchSlide ? ScratchHold : Hold));
if (isDamage) holdType += 1000;
if (slides[SlideEndName[k]].addStart) txt << slides[SlideEndName[k]].startTime << "," << -1 << "," << noteType << "," << l << "," << (r - l + 1) << "," << 0 << "," << 0 << endl;
txt << slides[SlideEndName[k]].startTime << "," << t << "," << holdType << "," << l << "," << (r - l + 1) << ","
<< (ScratchType == 0 ? "0" : "JumpScratch") << "," << ScratchType << endl;
tickTime = ticks_per_beat / 3840.0 * 60 * 4 / bpm; // 最好不要在 Slide 中间切换 BPM
// cout << t - tickTime << endl;
for (double i = slides[SlideEndName[k]].startTime + tickTime; i <= t - 0.0001; i += tickTime) {
txt << i << "," << -1 << "," << HoldEighth << "," << l << "," << (r - l + 1) << "," << 0 << "," << 0 << endl;
}
// cout << "&" << slides[SlideEndName].inSlide << " " << SlideEndName << endl;
slides[SlideEndName[k]].inSlide = false; slideNumber--;
// cout << "&" << slides[SlideEndName].inSlide << " " << SlideEndName << endl;
}
if (isFlick && slideNumber) {
int dir = 0;
for (auto &x : noteList[l][r][t]) {
string head = get<0>(x), body = get<3>(x);
string prop = head.substr(3);
if (prop[0] == '5') {
x = {get<0>(x), magicNumber, get<2>(x), get<3>(x)};
if (body[0] == '3') dir = -(r - l + 1);
else if (body[0] == '4') dir = (r - l + 1);
else dir = 0;
}
}
txt << t << "," << -1 << "," << SoundPurple << ","
<< l << "," << (r - l + 1) << "," << 0 << "," << dir << endl;
}
for (int k = 0; k < SlideStartName.size(); k++) {
// cout << slides[SlideStartName].inSlide << " " << SlideStartName << endl;
if (slides[SlideStartName[k]].inSlide == true) throw runtime_error("Overlapped Slide in [" + to_string(l) + ", " + to_string(r) + "]");
slides[SlideStartName[k]] = SlideStructure();
slides[SlideStartName[k]].inSlide = true;
slides[SlideStartName[k]].CriticalSlide = isCritical;
slides[SlideStartName[k]].addStart = !isDamage;
slides[SlideStartName[k]].isCausedByDamage = isDamage;
if (isCritical) { // 如果是 CriticalHold 或 CriticalScratchHold
for (auto &x : noteList[l][r][t]) {
string head = get<0>(x), body = get<3>(x);
string prop = head.substr(3);
if (prop[0] == '1' && body[0] == '2') {
x = {get<0>(x), magicNumber, get<2>(x), get<3>(x)};
break;
}
}
}
if (isDamage) { // 如果没有头
for (auto &x : noteList[l][r][t]) {
string head = get<0>(x), body = get<3>(x);
string prop = head.substr(3);
if (prop[0] == '1' && body[0] == '4') {
x = {get<0>(x), magicNumber, get<2>(x), get<3>(x)};
break;
}
}
}
for (int i = 1; i <= 12; i++) {
if (i > l && i < r) continue;
for (auto &x : (i <= l ? noteList[i][r][t] : noteList[l][i][t])) {
string head = get<0>(x), body = get<3>(x);
string prop = head.substr(3);
if (prop[0] == '5') {
slides[SlideStartName[k]].ScratchSlide = true,
slides[SlideStartName[k]].addStart = false;
break;
}
}
} slides[SlideStartName[k]].startTime = t;
slideNumber++;
}
}
}
}
// 处理余下 Note
for (int l = 1; l <= 12; l++) {
for (int r = l; r <= 12; r++) {
for (auto x : noteList[l][r]) {
double t = x.first; auto info = x.second;
for (auto xx : info) {
if (get<1>(xx) == magicNumber) continue;
string head = get<0>(xx), body = get<3>(xx);
string prop = head.substr(3);
if (prop[0] == '1') {
if (body[0] == '1') txt << t << "," << -1 << "," << Normal << "," << l << "," << (r - l + 1) << "," << 0 << "," << 0 << endl;
if (body[0] == '2') txt << t << "," << -1 << "," << Critical << "," << l << "," << (r - l + 1) << "," << 0 << "," << 0 << endl;
}
if (prop[0] == '5') {
if (body[0] == '3') txt << t << "," << -1 << "," << Flick << "," << l << "," << (r - l + 1) << "," << 0 << "," << -(r - l + 1) << endl;
else if (body[0] == '4') txt << t << "," << -1 << "," << Flick << "," << l << "," << (r - l + 1) << "," << 0 << "," << (r - l + 1) << endl;
else txt << t << "," << -1 << "," << Flick << "," << l << "," << (r - l + 1) << "," << 0 << "," << 0 << endl;
}
}
}
}
}
// 结果排序
string output = txt.str();
auto tmp = explode("\n", output.c_str());
sort(tmp.begin(), tmp.end(), [](string a, string b){
auto tmpa = explode(",", a.c_str());
auto tmpb = explode(",", b.c_str());
return atof(tmpa[0].c_str()) < atof(tmpb[0].c_str());
});
txt.str("");
for (int i = 0; i < tmp.size(); i++) {
if (tmp[i].size() == 0) continue;
txt << tmp[i] << endl;
}
return txt.str();
}