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added cur_controllers mutex for rumble safety

This commit is contained in:
thecozies 2024-04-16 09:28:51 -05:00 committed by Mr-Wiseguy
parent af3c4f4df7
commit 0fd4f8b859
1 changed files with 28 additions and 16 deletions
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44
src/game/input.cpp
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@ -26,6 +26,7 @@ static struct {
const Uint8* keys = nullptr;
int numkeys = 0;
std::atomic_int32_t mouse_wheel_pos = 0;
std::mutex cur_controllers_mutex;
std::vector<SDL_GameController*> cur_controllers{};
std::unordered_map<SDL_JoystickID, ControllerState> controller_states;
std::array<float, 2> rotation_delta{};
@ -335,13 +336,16 @@ const recomp::DefaultN64Mappings recomp::default_n64_controller_mappings = {
void recomp::poll_inputs() {
InputState.keys = SDL_GetKeyboardState(&InputState.numkeys);
InputState.cur_controllers.clear();
{
std::lock_guard lock{ InputState.cur_controllers_mutex };
InputState.cur_controllers.clear();
for (const auto& [id, state] : InputState.controller_states) {
(void)id; // Avoid unused variable warning.
SDL_GameController* controller = state.controller;
if (controller != nullptr) {
InputState.cur_controllers.push_back(controller);
for (const auto& [id, state] : InputState.controller_states) {
(void)id; // Avoid unused variable warning.
SDL_GameController* controller = state.controller;
if (controller != nullptr) {
InputState.cur_controllers.push_back(controller);
}
}
}
@ -398,8 +402,11 @@ void recomp::update_rumble() {
uint16_t rumble_strength = smooth_rumble * (recomp::get_rumble_strength() * 0xFFFF / 100);
uint32_t duration = 1000000; // Dummy duration value that lasts long enough to matter as the game will reset rumble on its own.
for (const auto& controller : InputState.cur_controllers) {
SDL_GameControllerRumble(controller, 0, rumble_strength, duration);
{
std::lock_guard lock{ InputState.cur_controllers_mutex };
for (const auto& controller : InputState.cur_controllers) {
SDL_GameControllerRumble(controller, 0, rumble_strength, duration);
}
}
}
@ -407,9 +414,11 @@ bool controller_button_state(int32_t input_id) {
if (input_id >= 0 && input_id < SDL_GameControllerButton::SDL_CONTROLLER_BUTTON_MAX) {
SDL_GameControllerButton button = (SDL_GameControllerButton)input_id;
bool ret = false;
for (const auto& controller : InputState.cur_controllers) {
ret |= SDL_GameControllerGetButton(controller, button);
{
std::lock_guard lock{ InputState.cur_controllers_mutex };
for (const auto& controller : InputState.cur_controllers) {
ret |= SDL_GameControllerGetButton(controller, button);
}
}
return ret;
@ -423,12 +432,15 @@ float controller_axis_state(int32_t input_id) {
bool negative_range = input_id < 0;
float ret = 0.0f;
for (const auto& controller : InputState.cur_controllers) {
float cur_val = SDL_GameControllerGetAxis(controller, axis) * (1/32768.0f);
if (negative_range) {
cur_val = -cur_val;
{
std::lock_guard lock{ InputState.cur_controllers_mutex };
for (const auto& controller : InputState.cur_controllers) {
float cur_val = SDL_GameControllerGetAxis(controller, axis) * (1/32768.0f);
if (negative_range) {
cur_val = -cur_val;
}
ret += std::clamp(cur_val, 0.0f, 1.0f);
}
ret += std::clamp(cur_val, 0.0f, 1.0f);
}
return std::clamp(ret, 0.0f, 1.0f);