bsnes-mt/bsnes/target-bsnes/tools/_cheat-editor.cpp
2020-09-13 04:16:49 +03:00

625 lines
No EOL
15 KiB
C++

auto CheatDatabase::create() -> void {
layout.setPadding(5_sx);
selectAllButton.setText(bmt::get("Tools.CheatEditor.SelectAll").data()).onActivate([&] {
for (auto item : cheatList.items()) {
item.setChecked(true);
}
});
unselectAllButton.setText(bmt::get("Tools.CheatEditor.UnselectAll").data()).onActivate([&] {
for (auto item : cheatList.items()) {
item.setChecked(false);
}
});
addCheatsButton.setText(bmt::get("Tools.CheatEditor.AddCheats").data()).onActivate([&] {
addCheats();
});
setSize({800_sx, 400_sx});
setAlignment({0.5, 1.0});
setDismissable();
}
auto CheatDatabase::findCheats() -> void {
//hack to locate Super Game Boy cheat codes
auto sha256a = emulator->hashes()(0, "none");
auto sha256b = emulator->hashes()(1, "none");
auto document = BML::unserialize(string::read(locate("Database/Cheat Codes.bml")));
for (auto game : document.find("cartridge")) {
auto sha256Text = game["sha256"].text(); // MT.
if (sha256Text != sha256a && sha256Text != sha256b) {
continue;
}
cheatList.reset();
for (auto cheat : game.find("cheat")) {
//convert old cheat format (address/data and address/compare/data)
//to new cheat format (address=data and address=compare?data)
auto codes = cheat["code"].text().split("+").strip();
for (auto& code : codes) {
code.replace("/", "=", 1L);
code.replace("/", "?", 1L);
}
auto code = codes.merge("+");
auto item = ListViewItem().setCheckable()
.setText(cheat["description"].text())
.setAttribute("code", code);
cheatList.append(item);
}
setTitle(game["name"].text());
setVisible();
return;
}
/* // Commented-out by MT.
MessageDialog().setAlignment(*toolsWindow).setText(bmt::get("Tools.CheatEditor.noCheats").data()).information();
*/
bmw::showInfo(
bmt::get("Tools.CheatEditor.noCheats"),
"",
toolsWindow->handle()
); // MT.
}
auto CheatDatabase::addCheats() -> void {
for (auto item : cheatList.items()) {
if (item.checked()) {
cheatEditor.addCheat({item.text(), item.attribute("code"), false});
}
}
setVisible(false);
}
//
auto CheatWindow::create() -> void {
layout.setPadding(5_sx);
tableLayout.setSize({2, 2});
tableLayout.cell(0).setAlignment({1.0, 0.5});
tableLayout.cell(2).setAlignment({1.0, 0.0});
nameLabel.setText({bmt::get("Common.Name").data(), ':'});
nameValue.onActivate([&] {
if (acceptButton.enabled()) {
acceptButton.doActivate();
}
});
nameValue.onChange([&] {
doChange();
});
codeLabel.setText({bmt::get("Tools.CheatEditor.Codes").data(), ':'});
codeValue.setFont(Font().setFamily(Font::Mono));
codeValue.onChange([&] {
doChange();
});
enableOption.setText(bmt::get("Tools.CheatEditor.Enable").data());
acceptButton.onActivate([&] {
doAccept();
});
cancelButton.setText(bmt::get("Common.Cancel").data()).onActivate([&] {
setVisible(false);
});
setSize({400_sx, layout.minimumSize().height() + 100_sx});
setDismissable();
}
auto CheatWindow::show(Cheat cheat) -> void {
nameValue.setText(cheat.name);
codeValue.setText(cheat.code.split("+").strip().merge("\n"));
enableOption.setChecked(cheat.enable);
doChange();
setTitle(!cheat.name ? bmt::get("Tools.CheatEditor.AddCheat").data() : bmt::get("Tools.CheatEditor.EditCheat").data());
setAlignment(*toolsWindow);
setVisible();
setFocused();
nameValue.setFocused();
acceptButton.setText(!cheat.name ? bmt::get("Common.Add").data() : bmt::get("Tools.CheatEditor.Edit").data());
}
auto CheatWindow::doChange() -> void {
bool valid = true;
nameValue.setBackgroundColor(nameValue.text().strip() ? Color{} : (valid = false, Color{255, 224, 224}));
codeValue.setBackgroundColor(codeValue.text().strip() ? Color{} : (valid = false, Color{255, 224, 224}));
acceptButton.setEnabled(valid);
}
auto CheatWindow::doAccept() -> void {
auto codes = codeValue.text().downcase().transform("+", "\n").split("\n").strip();
string invalid; //if empty after below for-loop, code is considered valid
for (auto& code : codes) {
if (!program.gameBoy.program) {
if (!cheatEditor.decodeSNES(code)) {
invalid = {
bmt::get("Tools.CheatEditor.invalidFormat").data(),
":\n\n"
"Game Genie (eeee-eeee)\n"
"Pro Action Replay (aaaaaadd)\n"
"higan (aaaaaa=dd)\n"
"higan (aaaaaa=cc?dd)"
};
}
}
else if (!cheatEditor.decodeGB(code)) {
invalid = {
bmt::get("Tools.CheatEditor.invalidFormat").data(),
":\n\n"
"Game Genie (eee-eee)\n"
"Game Genie (eee-eee-eee)\n"
"GameShark (01ddaaaa)\n"
"higan (aaaa=dd)\n"
"higan (aaaa=cc?dd)"
};
}
}
if (invalid) {
/* // Commented-out by MT.
return (void)MessageDialog().setAlignment(*toolsWindow).setText(invalid).error();
*/
/* MT. */
bmw::showError(invalid.data(), "", toolsWindow->handle());
return;
/* /MT. */
}
Cheat cheat = {nameValue.text().strip(), codes.merge("+"), enableOption.checked()};
if (acceptButton.text() == bmt::get("Common.Add").data()) {
cheatEditor.addCheat(cheat);
}
else {
cheatEditor.editCheat(cheat);
}
setVisible(false);
}
//
auto CheatEditor::create() -> void {
setCollapsible();
setVisible(false);
cheatList.setBatchable();
cheatList.setHeadered();
cheatList.setSortable();
cheatList.onActivate([&](auto cell) {
//kind of a hack: toggling a cheat code twice quickly (onToggle) will call onActivate.
//do not trigger the CheatWindow unless it's been at least two seconds since a cheat code was last toggled on or off.
if (chrono::timestamp() - activateTimeout < 2) {
return;
}
editButton.doActivate();
});
cheatList.onChange([&] {
auto batched = cheatList.batched();
editButton.setEnabled(batched.size() == 1);
removeButton.setEnabled(batched.size() >= 1);
});
cheatList.onToggle([&](TableViewCell cell) {
activateTimeout = chrono::timestamp();
if (auto item = cell->parentTableViewItem()) {
cheats[item->offset()].enable = cell.checked();
synchronizeCodes();
}
});
cheatList.onSort([&](TableViewColumn column) {
column.setSorting(column.sorting() == Sort::Ascending ? Sort::Descending : Sort::Ascending);
//cheatList.sort();
});
cheatList.onSize([&] {
cheatList.resizeColumns();
});
findCheatsButton.setText({bmt::get("Tools.CheatEditor.FindCheats").data(), "..."}).onActivate([&] {
cheatDatabase.findCheats();
});
enableCheats.setText(bmt::get("Tools.CheatEditor.EnableCheats").data())
.setToolTip(bmt::get("Tools.CheatEditor.EnableCheats.tooltip").data())
.setChecked(settings.emulator.cheats.enable)
.onToggle([&] {
settings.emulator.cheats.enable = enableCheats.checked();
string message; // MT.
if (enableCheats.checked()) {
message = bmt::get("Tools.CheatEditor.EnableCheats.enabled").data();
}
else {
message = bmt::get("Tools.CheatEditor.EnableCheats.disabled").data();
}
program.showMessage(message); // MT.
synchronizeCodes();
});
addButton.setText(bmt::get("Common.Add").data()).onActivate([&] {
cheatWindow.show();
});
editButton.setText(bmt::get("Tools.CheatEditor.Edit").data()).onActivate([&] {
if (auto item = cheatList.selected()) {
cheatWindow.show(cheats[item.offset()]);
}
});
removeButton.setText(bmt::get("Common.Remove").data()).onActivate([&] {
removeCheats();
});
//hide the "Find Cheats" button if the cheat code database isn't found
if (!file::exists(locate("Database/Cheat Codes.bml"))) {
findCheatsButton.setVisible(false);
}
}
auto CheatEditor::refresh() -> void {
cheatList.reset();
cheatList.append(TableViewColumn());
cheatList.append(TableViewColumn().setText(bmt::get("Common.Name").data()).setSorting(Sort::Ascending).setExpandable());
for (auto& cheat : cheats) {
TableViewItem item{&cheatList};
item.append(TableViewCell().setCheckable().setChecked(cheat.enable));
item.append(TableViewCell().setText(cheat.name));
}
cheatList.resizeColumns().doChange();
}
auto CheatEditor::addCheat(Cheat cheat) -> void {
cheats.append(cheat);
cheats.sort();
refresh();
for (uint index : range(cheats.size())) {
if (cheats[index] == cheat) {
cheatList.item(index).setSelected();
break;
}
}
cheatList.doChange();
synchronizeCodes();
}
auto CheatEditor::editCheat(Cheat cheat) -> void {
if (auto item = cheatList.selected()) {
cheats[item.offset()] = cheat;
cheats.sort();
refresh();
for (uint index : range(cheats.size())) {
if (cheats[index] == cheat) {
cheatList.item(index).setSelected();
break;
}
}
cheatList.doChange();
synchronizeCodes();
}
}
auto CheatEditor::removeCheats() -> void {
if (auto batched = cheatList.batched()) {
/* // Commented-out by MT.
if (MessageDialog(bmt::get("Tools.CheatEditor.remove.confirm").data())
.setAlignment(*toolsWindow).question({bmt::get("Common.Yes").data(), bmt::get("Common.No").data()}) == bmt::get("Common.Yes").data()) {
*/
if (bmw::confirmById("Tools.CheatEditor.remove.confirm", toolsWindow->handle())) { // MT.
for (auto& item : reverse(batched)) {
cheats.remove(item.offset());
}
cheats.sort();
refresh();
synchronizeCodes();
}
}
}
auto CheatEditor::loadCheats() -> void {
cheats.reset();
auto location = program.cheatPath();
auto document = BML::unserialize(string::read(location));
for (auto cheat : document.find("cheat")) {
cheats.append({cheat["name"].text(), cheat["code"].text(), (bool)cheat["enable"]});
}
cheats.sort();
refresh();
synchronizeCodes();
}
auto CheatEditor::saveCheats() -> void {
string document;
for (auto cheat : cheats) {
document.append("cheat\n");
document.append(" name: ", cheat.name, "\n");
document.append(" code: ", cheat.code, "\n");
if (cheat.enable) {
document.append(" enable\n");
}
document.append("\n");
}
auto location = program.cheatPath();
if (document) {
file::write(location, document);
}
else {
file::remove(location);
}
}
auto CheatEditor::synchronizeCodes() -> void {
vector<string> codes;
if (enableCheats.checked()) {
for (auto& cheat : cheats) {
if (cheat.enable) {
codes.append(cheat.code);
}
}
}
emulator->cheats(codes);
}
//
auto CheatEditor::decodeSNES(string& code) -> bool {
//Game Genie
if (code.size() == 9 && code[4] == '-') {
//strip '-'
code = {code.slice(0, 4), code.slice(5, 4)};
//validate
for (uint n : code) {
if (n >= '0' && n <= '9' || n >= 'a' && n <= 'f') {
continue;
}
return false;
}
//decode
code.transform("df4709156bc8a23e", "0123456789abcdef");
uint32_t r = toHex(code);
//abcd efgh ijkl mnop qrst uvwx
//ijkl qrst opab cduv wxef ghmn
uint address =
(!!(r & 0x002000) << 23) | (!!(r & 0x001000) << 22) |
(!!(r & 0x000800) << 21) | (!!(r & 0x000400) << 20) |
(!!(r & 0x000020) << 19) | (!!(r & 0x000010) << 18) |
(!!(r & 0x000008) << 17) | (!!(r & 0x000004) << 16) |
(!!(r & 0x800000) << 15) | (!!(r & 0x400000) << 14) |
(!!(r & 0x200000) << 13) | (!!(r & 0x100000) << 12) |
(!!(r & 0x000002) << 11) | (!!(r & 0x000001) << 10) |
(!!(r & 0x008000) << 9) | (!!(r & 0x004000) << 8) |
(!!(r & 0x080000) << 7) | (!!(r & 0x040000) << 6) |
(!!(r & 0x020000) << 5) | (!!(r & 0x010000) << 4) |
(!!(r & 0x000200) << 3) | (!!(r & 0x000100) << 2) |
(!!(r & 0x000080) << 1) | (!!(r & 0x000040) << 0);
uint data = r >> 24;
code = {hex(address, 6L), "=", hex(data, 2L)};
return true;
}
//Pro Action Replay
if (code.size() == 8) {
//validate
for (uint n : code) {
if (n >= '0' && n <= '9' || n >= 'a' && n <= 'f') {
continue;
}
return false;
}
//decode
uint32_t r = toHex(code);
uint address = r >> 8;
uint data = r & 0xff;
code = {hex(address, 6L), "=", hex(data, 2L)};
return true;
}
//higan: address=data
if (code.size() == 9 && code[6] == '=') {
string nibbles = {code.slice(0, 6), code.slice(7, 2)};
//validate
for (uint n : nibbles) {
if (n >= '0' && n <= '9' || n >= 'a' && n <= 'f') {
continue;
}
return false;
}
//already in decoded form
return true;
}
//higan: address=compare?data
if (code.size() == 12 && code[6] == '=' && code[9] == '?') {
string nibbles = {code.slice(0, 6), code.slice(7, 2), code.slice(10, 2)};
//validate
for (uint n : nibbles) {
if (n >= '0' && n <= '9' || n >= 'a' && n <= 'f') {
continue;
}
return false;
}
//already in decoded form
return true;
}
//unrecognized code format
return false;
}
auto CheatEditor::decodeGB(string& code) -> bool {
auto nibble = [&](const string& s, uint index) -> uint {
if (index >= s.size()) {
return 0;
}
if (s[index] >= '0' && s[index] <= '9') {
return s[index] - '0';
}
return s[index] - 'a' + 10;
};
//Game Genie
if (code.size() == 7 && code[3] == '-') {
code = {code.slice(0, 3), code.slice(4, 3)};
//validate
for (uint n : code) {
if (n >= '0' && n <= '9' || n >= 'a' && n <= 'f') {
continue;
}
return false;
}
uint data = nibble(code, 0) << 4 | nibble(code, 1) << 0;
uint address = (nibble(code, 5) ^ 15) << 12 | nibble(code, 2) << 8 | nibble(code, 3) << 4 | nibble(code, 4) << 0;
code = {hex(address, 4L), "=", hex(data, 2L)};
return true;
}
//Game Genie
if (code.size() == 11 && code[3] == '-' && code[7] == '-') {
code = {code.slice(0, 3), code.slice(4, 3), code.slice(8, 3)};
//validate
for (uint n : code) {
if (n >= '0' && n <= '9' || n >= 'a' && n <= 'f') {
continue;
}
return false;
}
uint data = nibble(code, 0) << 4 | nibble(code, 1) << 0;
uint address = (nibble(code, 5) ^ 15) << 12 | nibble(code, 2) << 8 | nibble(code, 3) << 4 | nibble(code, 4) << 0;
uint8_t t = nibble(code, 6) << 4 | nibble(code, 8) << 0;
t = t >> 2 | t << 6;
uint compare = t ^ 0xba;
code = {hex(address, 4L), "=", hex(compare, 2L), "?", hex(data, 2L)};
return true;
}
//GameShark
if (code.size() == 8) {
//validate
for (uint n : code) {
if (n >= '0' && n <= '9' || n >= 'a' && n <= 'f') {
continue;
}
return false;
}
//first two characters are the code type / VRAM bank, which is almost always 01.
//other values are presumably supported, but I have no info on them, so they're not supported.
if (code[0] != '0' || code[1] != '1') {
return false;
}
uint data = toHex(code.slice(2, 2));
uint16_t address = toHex(code.slice(4, 4));
address = address >> 8 | address << 8;
code = {hex(address, 4L), "=", hex(data, 2L)};
return true;
}
//higan: address=data
if (code.size() == 7 && code[4] == '=') {
string nibbles = {code.slice(0, 4), code.slice(5, 2)};
//validate
for (uint n : nibbles) {
if (n >= '0' && n <= '9' || n >= 'a' && n <= 'f') {
continue;
}
return false;
}
//already in decoded form
return true;
}
//higan: address=compare?data
if (code.size() == 10 && code[4] == '=' && code[7] == '?') {
string nibbles = {code.slice(0, 4), code.slice(5, 2), code.slice(8, 2)};
//validate
for (uint n : nibbles) {
if (n >= '0' && n <= '9' || n >= 'a' && n <= 'f') {
continue;
}
return false;
}
//already in decoded form
return true;
}
//unrecognized code format
return false;
}