tas_input: std::move strings into vector

While we're in the same area, we can also avoid performing std::stoi in
a loop when it only needs to be performed once.
This commit is contained in:
Lioncash 2021-12-13 11:07:26 -05:00
parent a515ede2af
commit 26ef76213c

View File

@ -93,27 +93,29 @@ void Tas::LoadTasFile(size_t player_index, size_t file_index) {
continue;
}
std::istringstream linestream(line);
std::vector<std::string> seg_list;
{
std::istringstream line_stream(line);
std::string segment;
std::vector<std::string> seglist;
while (std::getline(linestream, segment, ' ')) {
seglist.push_back(segment);
while (std::getline(line_stream, segment, ' ')) {
seg_list.push_back(std::move(segment));
}
}
if (seglist.size() < 4) {
if (seg_list.size() < 4) {
continue;
}
while (frame_no < std::stoi(seglist.at(0))) {
commands[player_index].push_back({});
const auto num_frames = std::stoi(seg_list[0]);
while (frame_no < num_frames) {
commands[player_index].emplace_back();
frame_no++;
}
TASCommand command = {
.buttons = ReadCommandButtons(seglist.at(1)),
.l_axis = ReadCommandAxis(seglist.at(2)),
.r_axis = ReadCommandAxis(seglist.at(3)),
.buttons = ReadCommandButtons(seg_list[1]),
.l_axis = ReadCommandAxis(seg_list[2]),
.r_axis = ReadCommandAxis(seg_list[3]),
};
commands[player_index].push_back(command);
frame_no++;
@ -223,22 +225,23 @@ void Tas::ClearInput() {
}
TasAnalog Tas::ReadCommandAxis(const std::string& line) const {
std::stringstream linestream(line);
std::vector<std::string> seg_list;
{
std::istringstream line_stream(line);
std::string segment;
std::vector<std::string> seglist;
while (std::getline(linestream, segment, ';')) {
seglist.push_back(segment);
while (std::getline(line_stream, segment, ';')) {
seg_list.push_back(std::move(segment));
}
}
const float x = std::stof(seglist.at(0)) / 32767.0f;
const float y = std::stof(seglist.at(1)) / 32767.0f;
const float x = std::stof(seg_list.at(0)) / 32767.0f;
const float y = std::stof(seg_list.at(1)) / 32767.0f;
return {x, y};
}
u64 Tas::ReadCommandButtons(const std::string& line) const {
std::stringstream button_text(line);
std::istringstream button_text(line);
std::string button_line;
u64 buttons = 0;
while (std::getline(button_text, button_line, ';')) {