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Enable improved rumble emulation on DualSense(tm) Wireless Controllers with firmware version 2.24 and newer

This commit is contained in:
Sam Lantinga 2022-06-17 07:55:33 -07:00
parent b19099d557
commit b0e827fb65
1 changed files with 16 additions and 7 deletions
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15
src/joystick/hidapi/SDL_hidapi_ps5.c
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@ -120,7 +120,7 @@ typedef struct
Uint8 rgucRightTriggerEffect[11]; /* 10 */
Uint8 rgucLeftTriggerEffect[11]; /* 21 */
Uint8 rgucUnknown1[6]; /* 32 */
Uint8 ucLedFlags; /* 38 */
Uint8 ucEnableBits3; /* 38 */
Uint8 rgucUnknown2[2]; /* 39 */
Uint8 ucLedAnim; /* 41 */
Uint8 ucLedBrightness; /* 42 */
@ -158,6 +158,7 @@ typedef struct {
SDL_bool report_sensors;
SDL_bool hardware_calibration;
IMUCalibrationData calibration[6];
Uint16 firmware_version;
Uint32 last_packet;
int player_index;
SDL_bool player_lights;
@ -396,12 +397,19 @@ HIDAPI_DriverPS5_UpdateEffects(SDL_HIDAPI_Device *device, int effect_mask)
}
if (ctx->rumble_left || ctx->rumble_right) {
if (ctx->firmware_version < 0x0224) {
effects.ucEnableBits1 |= 0x01; /* Enable rumble emulation */
effects.ucEnableBits1 |= 0x02; /* Disable audio haptics */
/* Shift to reduce effective rumble strength to match Xbox controllers */
effects.ucRumbleLeft = ctx->rumble_left >> 1;
effects.ucRumbleRight = ctx->rumble_right >> 1;
} else {
effects.ucEnableBits3 |= 0x04; /* Enable improved rumble emulation on 2.24 firmware and newer */
effects.ucRumbleLeft = ctx->rumble_left;
effects.ucRumbleRight = ctx->rumble_right;
}
effects.ucEnableBits1 |= 0x02; /* Disable audio haptics */
} else {
/* Leaving emulated rumble bits off will restore audio haptics */
}
@ -607,7 +615,8 @@ HIDAPI_DriverPS5_OpenJoystick(SDL_HIDAPI_Device *device, SDL_Joystick *joystick)
This will also enable enhanced reports over Bluetooth
*/
if (ReadFeatureReport(device->dev, k_EPS5FeatureReportIdFirmwareInfo, data, USB_PACKET_LENGTH) >= 46) {
joystick->firmware_version = (Uint16)data[44] | ((Uint16)data[45] << 8);
ctx->firmware_version = (Uint16)data[44] | ((Uint16)data[45] << 8);
joystick->firmware_version = ctx->firmware_version;
}
}