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Add device accelerometer (#214)

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This commit is contained in:
Ahmad Abdallah
2026-05-30 01:09:49 -04:00
committed by GitHub
parent 11c6ad2745
commit f4eb2ee151
3 changed files with 65 additions and 22 deletions
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lib/device.cpp
+34 -19
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@@ -14,6 +14,7 @@ void shutdown_rumble() noexcept;
namespace {
SDL_Sensor* g_gyro = nullptr;
SDL_Sensor* g_accel = nullptr;
#if defined(SDL_PLATFORM_ANDROID)
SDL_Haptic* g_haptic = nullptr;
@@ -142,6 +143,31 @@ void rotate_sensor_to_display(float* data, const int n_values) noexcept {
break;
}
}
bool read_sensor_data(const SDL_SensorType type, SDL_Sensor*& cached_sensor, float* data, const int n_values) noexcept {
if (data == nullptr || n_values <= 0) {
return false;
}
SDL_Sensor* sensor = open_sensor(type, cached_sensor);
if (sensor == nullptr) {
return false;
}
SDL_UpdateSensors();
if (!SDL_GetSensorData(sensor, data, n_values)) {
return false;
}
rotate_sensor_to_display(data, n_values);
return true;
}
void close_sensor(SDL_Sensor*& sensor) noexcept {
if (sensor != nullptr) {
SDL_CloseSensor(sensor);
sensor = nullptr;
}
}
} // namespace
#if defined(SDL_PLATFORM_ANDROID)
@@ -175,8 +201,7 @@ void shutdown_rumble() noexcept {
#elif !defined(SDL_PLATFORM_IOS)
bool rumble_available() noexcept { return false; }
void rumble(const uint16_t lowFreq, const uint16_t highFreq,
const uint16_t durationMs) noexcept {
void rumble(const uint16_t lowFreq, const uint16_t highFreq, const uint16_t durationMs) noexcept {
static_cast<void>(lowFreq);
static_cast<void>(highFreq);
static_cast<void>(durationMs);
@@ -190,28 +215,18 @@ void shutdown_rumble() noexcept {}
bool gyro_available() noexcept { return open_sensor(SDL_SENSOR_GYRO, g_gyro) != nullptr; }
bool gyro(float* data, const int n_values) noexcept {
if (data == nullptr || n_values <= 0) {
return false;
}
return read_sensor_data(SDL_SENSOR_GYRO, g_gyro, data, n_values);
}
SDL_Sensor* sensor = open_sensor(SDL_SENSOR_GYRO, g_gyro);
if (sensor == nullptr) {
return false;
}
bool accel_available() noexcept { return open_sensor(SDL_SENSOR_ACCEL, g_accel) != nullptr; }
SDL_UpdateSensors();
if (!SDL_GetSensorData(sensor, data, n_values)) {
return false;
}
rotate_sensor_to_display(data, n_values);
return true;
bool accel(float* data, const int n_values) noexcept {
return read_sensor_data(SDL_SENSOR_ACCEL, g_accel, data, n_values);
}
void shutdown() noexcept {
detail::shutdown_rumble();
if (g_gyro != nullptr) {
SDL_CloseSensor(g_gyro);
g_gyro = nullptr;
}
close_sensor(g_gyro);
close_sensor(g_accel);
}
} // namespace aurora::device