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Added sensor timestamp for Steam Controllers

This commit is contained in:
Sam Lantinga 2022-09-27 11:36:01 -07:00
parent 57b20e7b9e
commit 5e3a40309e
1 changed files with 10 additions and 6 deletions
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16
src/joystick/hidapi/SDL_hidapi_steam.c
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@ -990,6 +990,9 @@ static bool UpdateSteamControllerState( const uint8_t *pData, int nDataSize, Ste
typedef struct {
SDL_bool report_sensors;
uint32_t update_rate_in_us;
Uint32 timestamp_us;
SteamControllerPacketAssembler m_assembler;
SteamControllerStateInternal_t m_state;
SteamControllerStateInternal_t m_last_state;
@ -1054,7 +1057,6 @@ static SDL_bool
HIDAPI_DriverSteam_OpenJoystick(SDL_HIDAPI_Device *device, SDL_Joystick *joystick)
{
SDL_DriverSteam_Context *ctx = (SDL_DriverSteam_Context *)device->context;
uint32_t update_rate_in_us = 0;
float update_rate_in_hz = 0.0f;
ctx->report_sensors = SDL_FALSE;
@ -1062,12 +1064,12 @@ HIDAPI_DriverSteam_OpenJoystick(SDL_HIDAPI_Device *device, SDL_Joystick *joystic
SDL_zero(ctx->m_state);
SDL_zero(ctx->m_last_state);
if (!ResetSteamController(device->dev, false, &update_rate_in_us)) {
if (!ResetSteamController(device->dev, false, &ctx->update_rate_in_us)) {
SDL_SetError("Couldn't reset controller");
return SDL_FALSE;
}
if (update_rate_in_us > 0) {
update_rate_in_hz = 1000000.0f / update_rate_in_us;
if (ctx->update_rate_in_us > 0) {
update_rate_in_hz = 1000000.0f / ctx->update_rate_in_us;
}
InitializeSteamControllerPacketAssembler(&ctx->m_assembler);
@ -1238,15 +1240,17 @@ HIDAPI_DriverSteam_UpdateDevice(SDL_HIDAPI_Device *device)
if (ctx->report_sensors) {
float values[3];
ctx->timestamp_us += ctx->update_rate_in_us;
values[0] = (ctx->m_state.sGyroX / 32768.0f) * (2000.0f * (M_PI / 180.0f));
values[1] = (ctx->m_state.sGyroZ / 32768.0f) * (2000.0f * (M_PI / 180.0f));
values[2] = (ctx->m_state.sGyroY / 32768.0f) * (2000.0f * (M_PI / 180.0f));
SDL_PrivateJoystickSensor(joystick, SDL_SENSOR_GYRO, 0, values, 3);
SDL_PrivateJoystickSensor(joystick, SDL_SENSOR_GYRO, ctx->timestamp_us, values, 3);
values[0] = (ctx->m_state.sAccelX / 32768.0f) * 2.0f * SDL_STANDARD_GRAVITY;
values[1] = (ctx->m_state.sAccelZ / 32768.0f) * 2.0f * SDL_STANDARD_GRAVITY;
values[2] = (-ctx->m_state.sAccelY / 32768.0f) * 2.0f * SDL_STANDARD_GRAVITY;
SDL_PrivateJoystickSensor(joystick, SDL_SENSOR_ACCEL, 0, values, 3);
SDL_PrivateJoystickSensor(joystick, SDL_SENSOR_ACCEL, ctx->timestamp_us, values, 3);
}
ctx->m_last_state = ctx->m_state;