From 30f41c02aec763d32e62351452da9ef582bc3472 Mon Sep 17 00:00:00 2001 From: 3gg <3gg@shellblade.net> Date: Fri, 6 Mar 2026 13:30:59 -0800 Subject: Move contrib libraries to contrib repo --- .../src/joystick/hidapi/SDL_hidapi_shield.c | 578 --------------------- 1 file changed, 578 deletions(-) delete mode 100644 contrib/SDL-3.2.8/src/joystick/hidapi/SDL_hidapi_shield.c (limited to 'contrib/SDL-3.2.8/src/joystick/hidapi/SDL_hidapi_shield.c') diff --git a/contrib/SDL-3.2.8/src/joystick/hidapi/SDL_hidapi_shield.c b/contrib/SDL-3.2.8/src/joystick/hidapi/SDL_hidapi_shield.c deleted file mode 100644 index 10dcea3..0000000 --- a/contrib/SDL-3.2.8/src/joystick/hidapi/SDL_hidapi_shield.c +++ /dev/null @@ -1,578 +0,0 @@ -/* - Simple DirectMedia Layer - Copyright (C) 1997-2025 Sam Lantinga - - This software is provided 'as-is', without any express or implied - warranty. In no event will the authors be held liable for any damages - arising from the use of this software. - - Permission is granted to anyone to use this software for any purpose, - including commercial applications, and to alter it and redistribute it - freely, subject to the following restrictions: - - 1. The origin of this software must not be misrepresented; you must not - claim that you wrote the original software. If you use this software - in a product, an acknowledgment in the product documentation would be - appreciated but is not required. - 2. Altered source versions must be plainly marked as such, and must not be - misrepresented as being the original software. - 3. This notice may not be removed or altered from any source distribution. -*/ -#include "SDL_internal.h" - -#ifdef SDL_JOYSTICK_HIDAPI - -#include "../SDL_sysjoystick.h" -#include "SDL_hidapijoystick_c.h" -#include "SDL_hidapi_rumble.h" - -#ifdef SDL_JOYSTICK_HIDAPI_SHIELD - -// Define this if you want to log all packets from the controller -// #define DEBUG_SHIELD_PROTOCOL - -#define CMD_BATTERY_STATE 0x07 -#define CMD_RUMBLE 0x39 -#define CMD_CHARGE_STATE 0x3A - -// Milliseconds between polls of battery state -#define BATTERY_POLL_INTERVAL_MS 60000 - -// Milliseconds between retransmission of rumble to keep motors running -#define RUMBLE_REFRESH_INTERVAL_MS 500 - -// Reports that are too small are dropped over Bluetooth -#define HID_REPORT_SIZE 33 - -enum -{ - SDL_GAMEPAD_BUTTON_SHIELD_SHARE = 11, - SDL_GAMEPAD_BUTTON_SHIELD_V103_TOUCHPAD, - SDL_GAMEPAD_BUTTON_SHIELD_V103_MINUS, - SDL_GAMEPAD_BUTTON_SHIELD_V103_PLUS, - SDL_GAMEPAD_NUM_SHIELD_V103_BUTTONS, - - SDL_GAMEPAD_NUM_SHIELD_V104_BUTTONS = SDL_GAMEPAD_BUTTON_SHIELD_SHARE + 1, -}; - -typedef enum -{ - k_ShieldReportIdControllerState = 0x01, - k_ShieldReportIdControllerTouch = 0x02, - k_ShieldReportIdCommandResponse = 0x03, - k_ShieldReportIdCommandRequest = 0x04, -} EShieldReportId; - -// This same report structure is used for both requests and responses -typedef struct -{ - Uint8 report_id; - Uint8 cmd; - Uint8 seq_num; - Uint8 payload[HID_REPORT_SIZE - 3]; -} ShieldCommandReport_t; -SDL_COMPILE_TIME_ASSERT(ShieldCommandReport_t, sizeof(ShieldCommandReport_t) == HID_REPORT_SIZE); - -typedef struct -{ - Uint8 seq_num; - - bool has_charging; - Uint8 charging; - bool has_battery_level; - Uint8 battery_level; - Uint64 last_battery_query_time; - - bool rumble_report_pending; - bool rumble_update_pending; - Uint8 left_motor_amplitude; - Uint8 right_motor_amplitude; - Uint64 last_rumble_time; - - Uint8 last_state[USB_PACKET_LENGTH]; -} SDL_DriverShield_Context; - -static void HIDAPI_DriverShield_RegisterHints(SDL_HintCallback callback, void *userdata) -{ - SDL_AddHintCallback(SDL_HINT_JOYSTICK_HIDAPI_SHIELD, callback, userdata); -} - -static void HIDAPI_DriverShield_UnregisterHints(SDL_HintCallback callback, void *userdata) -{ - SDL_RemoveHintCallback(SDL_HINT_JOYSTICK_HIDAPI_SHIELD, callback, userdata); -} - -static bool HIDAPI_DriverShield_IsEnabled(void) -{ - return SDL_GetHintBoolean(SDL_HINT_JOYSTICK_HIDAPI_SHIELD, SDL_GetHintBoolean(SDL_HINT_JOYSTICK_HIDAPI, SDL_HIDAPI_DEFAULT)); -} - -static bool HIDAPI_DriverShield_IsSupportedDevice(SDL_HIDAPI_Device *device, const char *name, SDL_GamepadType type, Uint16 vendor_id, Uint16 product_id, Uint16 version, int interface_number, int interface_class, int interface_subclass, int interface_protocol) -{ - return SDL_IsJoystickNVIDIASHIELDController(vendor_id, product_id); -} - -static bool HIDAPI_DriverShield_InitDevice(SDL_HIDAPI_Device *device) -{ - SDL_DriverShield_Context *ctx; - - ctx = (SDL_DriverShield_Context *)SDL_calloc(1, sizeof(*ctx)); - if (!ctx) { - return false; - } - device->context = ctx; - - HIDAPI_SetDeviceName(device, "NVIDIA SHIELD Controller"); - - return HIDAPI_JoystickConnected(device, NULL); -} - -static int HIDAPI_DriverShield_GetDevicePlayerIndex(SDL_HIDAPI_Device *device, SDL_JoystickID instance_id) -{ - return -1; -} - -static void HIDAPI_DriverShield_SetDevicePlayerIndex(SDL_HIDAPI_Device *device, SDL_JoystickID instance_id, int player_index) -{ -} - -static bool HIDAPI_DriverShield_SendCommand(SDL_HIDAPI_Device *device, Uint8 cmd, const void *data, int size) -{ - SDL_DriverShield_Context *ctx = (SDL_DriverShield_Context *)device->context; - ShieldCommandReport_t cmd_pkt; - - if (size > sizeof(cmd_pkt.payload)) { - return SDL_SetError("Command data exceeds HID report size"); - } - - if (!SDL_HIDAPI_LockRumble()) { - return false; - } - - cmd_pkt.report_id = k_ShieldReportIdCommandRequest; - cmd_pkt.cmd = cmd; - cmd_pkt.seq_num = ctx->seq_num++; - if (data) { - SDL_memcpy(cmd_pkt.payload, data, size); - } - - // Zero unused data in the payload - if (size != sizeof(cmd_pkt.payload)) { - SDL_memset(&cmd_pkt.payload[size], 0, sizeof(cmd_pkt.payload) - size); - } - - if (SDL_HIDAPI_SendRumbleAndUnlock(device, (Uint8 *)&cmd_pkt, sizeof(cmd_pkt)) != sizeof(cmd_pkt)) { - return SDL_SetError("Couldn't send command packet"); - } - - return true; -} - -static bool HIDAPI_DriverShield_OpenJoystick(SDL_HIDAPI_Device *device, SDL_Joystick *joystick) -{ - SDL_DriverShield_Context *ctx = (SDL_DriverShield_Context *)device->context; - - SDL_AssertJoysticksLocked(); - - ctx->rumble_report_pending = false; - ctx->rumble_update_pending = false; - ctx->left_motor_amplitude = 0; - ctx->right_motor_amplitude = 0; - ctx->last_rumble_time = 0; - SDL_zeroa(ctx->last_state); - - // Initialize the joystick capabilities - if (device->product_id == USB_PRODUCT_NVIDIA_SHIELD_CONTROLLER_V103) { - joystick->nbuttons = SDL_GAMEPAD_NUM_SHIELD_V103_BUTTONS; - joystick->naxes = SDL_GAMEPAD_AXIS_COUNT; - joystick->nhats = 1; - - SDL_PrivateJoystickAddTouchpad(joystick, 1); - } else { - joystick->nbuttons = SDL_GAMEPAD_NUM_SHIELD_V104_BUTTONS; - joystick->naxes = SDL_GAMEPAD_AXIS_COUNT; - joystick->nhats = 1; - } - - // Request battery and charging info - ctx->last_battery_query_time = SDL_GetTicks(); - HIDAPI_DriverShield_SendCommand(device, CMD_CHARGE_STATE, NULL, 0); - HIDAPI_DriverShield_SendCommand(device, CMD_BATTERY_STATE, NULL, 0); - - return true; -} - -static bool HIDAPI_DriverShield_SendNextRumble(SDL_HIDAPI_Device *device) -{ - SDL_DriverShield_Context *ctx = (SDL_DriverShield_Context *)device->context; - Uint8 rumble_data[3]; - - if (!ctx->rumble_update_pending) { - return true; - } - - rumble_data[0] = 0x01; // enable - rumble_data[1] = ctx->left_motor_amplitude; - rumble_data[2] = ctx->right_motor_amplitude; - - ctx->rumble_update_pending = false; - ctx->last_rumble_time = SDL_GetTicks(); - - return HIDAPI_DriverShield_SendCommand(device, CMD_RUMBLE, rumble_data, sizeof(rumble_data)); -} - -static bool HIDAPI_DriverShield_RumbleJoystick(SDL_HIDAPI_Device *device, SDL_Joystick *joystick, Uint16 low_frequency_rumble, Uint16 high_frequency_rumble) -{ - if (device->product_id == USB_PRODUCT_NVIDIA_SHIELD_CONTROLLER_V103) { - Uint8 rumble_packet[] = { 0x01, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 }; - - rumble_packet[2] = (low_frequency_rumble >> 8); - rumble_packet[4] = (high_frequency_rumble >> 8); - - if (SDL_HIDAPI_SendRumble(device, rumble_packet, sizeof(rumble_packet)) != sizeof(rumble_packet)) { - return SDL_SetError("Couldn't send rumble packet"); - } - return true; - - } else { - SDL_DriverShield_Context *ctx = (SDL_DriverShield_Context *)device->context; - - // The rumble motors are quite intense, so tone down the intensity like the official driver does - ctx->left_motor_amplitude = low_frequency_rumble >> 11; - ctx->right_motor_amplitude = high_frequency_rumble >> 11; - ctx->rumble_update_pending = true; - - if (ctx->rumble_report_pending) { - // We will service this after the hardware acknowledges the previous request - return true; - } - - return HIDAPI_DriverShield_SendNextRumble(device); - } -} - -static bool HIDAPI_DriverShield_RumbleJoystickTriggers(SDL_HIDAPI_Device *device, SDL_Joystick *joystick, Uint16 left_rumble, Uint16 right_rumble) -{ - return SDL_Unsupported(); -} - -static Uint32 HIDAPI_DriverShield_GetJoystickCapabilities(SDL_HIDAPI_Device *device, SDL_Joystick *joystick) -{ - return SDL_JOYSTICK_CAP_RUMBLE; -} - -static bool HIDAPI_DriverShield_SetJoystickLED(SDL_HIDAPI_Device *device, SDL_Joystick *joystick, Uint8 red, Uint8 green, Uint8 blue) -{ - return SDL_Unsupported(); -} - -static bool HIDAPI_DriverShield_SendJoystickEffect(SDL_HIDAPI_Device *device, SDL_Joystick *joystick, const void *data, int size) -{ - const Uint8 *data_bytes = (const Uint8 *)data; - - if (size > 1) { - // Single command byte followed by a variable length payload - return HIDAPI_DriverShield_SendCommand(device, data_bytes[0], &data_bytes[1], size - 1); - } else if (size == 1) { - // Single command byte with no payload - return HIDAPI_DriverShield_SendCommand(device, data_bytes[0], NULL, 0); - } else { - return SDL_SetError("Effect data must at least contain a command byte"); - } -} - -static bool HIDAPI_DriverShield_SetJoystickSensorsEnabled(SDL_HIDAPI_Device *device, SDL_Joystick *joystick, bool enabled) -{ - return SDL_Unsupported(); -} - -static void HIDAPI_DriverShield_HandleStatePacketV103(SDL_Joystick *joystick, SDL_DriverShield_Context *ctx, Uint8 *data, int size) -{ - Uint64 timestamp = SDL_GetTicksNS(); - - if (ctx->last_state[3] != data[3]) { - Uint8 hat; - - switch (data[3]) { - case 0: - hat = SDL_HAT_UP; - break; - case 1: - hat = SDL_HAT_RIGHTUP; - break; - case 2: - hat = SDL_HAT_RIGHT; - break; - case 3: - hat = SDL_HAT_RIGHTDOWN; - break; - case 4: - hat = SDL_HAT_DOWN; - break; - case 5: - hat = SDL_HAT_LEFTDOWN; - break; - case 6: - hat = SDL_HAT_LEFT; - break; - case 7: - hat = SDL_HAT_LEFTUP; - break; - default: - hat = SDL_HAT_CENTERED; - break; - } - SDL_SendJoystickHat(timestamp, joystick, 0, hat); - } - - if (ctx->last_state[1] != data[1]) { - SDL_SendJoystickButton(timestamp, joystick, SDL_GAMEPAD_BUTTON_SOUTH, ((data[1] & 0x01) != 0)); - SDL_SendJoystickButton(timestamp, joystick, SDL_GAMEPAD_BUTTON_EAST, ((data[1] & 0x02) != 0)); - SDL_SendJoystickButton(timestamp, joystick, SDL_GAMEPAD_BUTTON_WEST, ((data[1] & 0x04) != 0)); - SDL_SendJoystickButton(timestamp, joystick, SDL_GAMEPAD_BUTTON_NORTH, ((data[1] & 0x08) != 0)); - SDL_SendJoystickButton(timestamp, joystick, SDL_GAMEPAD_BUTTON_LEFT_SHOULDER, ((data[1] & 0x10) != 0)); - SDL_SendJoystickButton(timestamp, joystick, SDL_GAMEPAD_BUTTON_RIGHT_SHOULDER, ((data[1] & 0x20) != 0)); - SDL_SendJoystickButton(timestamp, joystick, SDL_GAMEPAD_BUTTON_LEFT_STICK, ((data[1] & 0x40) != 0)); - SDL_SendJoystickButton(timestamp, joystick, SDL_GAMEPAD_BUTTON_RIGHT_STICK, ((data[1] & 0x80) != 0)); - } - - if (ctx->last_state[2] != data[2]) { - SDL_SendJoystickButton(timestamp, joystick, SDL_GAMEPAD_BUTTON_START, ((data[2] & 0x02) != 0)); - SDL_SendJoystickButton(timestamp, joystick, SDL_GAMEPAD_BUTTON_SHIELD_V103_PLUS, ((data[2] & 0x08) != 0)); - SDL_SendJoystickButton(timestamp, joystick, SDL_GAMEPAD_BUTTON_SHIELD_V103_MINUS, ((data[2] & 0x10) != 0)); - //SDL_SendJoystickButton(timestamp, joystick, SDL_GAMEPAD_BUTTON_GUIDE, ((data[2] & 0x20) != 0)); - SDL_SendJoystickButton(timestamp, joystick, SDL_GAMEPAD_BUTTON_BACK, ((data[2] & 0x40) != 0)); - //SDL_SendJoystickButton(timestamp, joystick, SDL_GAMEPAD_BUTTON_SHIELD_SHARE, ((data[2] & 0x80) != 0)); - SDL_SendJoystickButton(timestamp, joystick, SDL_GAMEPAD_BUTTON_GUIDE, ((data[2] & 0x80) != 0)); - } - - SDL_SendJoystickAxis(timestamp, joystick, SDL_GAMEPAD_AXIS_LEFTX, SDL_Swap16LE(*(Sint16 *)&data[4]) - 0x8000); - SDL_SendJoystickAxis(timestamp, joystick, SDL_GAMEPAD_AXIS_LEFTY, SDL_Swap16LE(*(Sint16 *)&data[6]) - 0x8000); - - SDL_SendJoystickAxis(timestamp, joystick, SDL_GAMEPAD_AXIS_RIGHTX, SDL_Swap16LE(*(Sint16 *)&data[8]) - 0x8000); - SDL_SendJoystickAxis(timestamp, joystick, SDL_GAMEPAD_AXIS_RIGHTY, SDL_Swap16LE(*(Sint16 *)&data[10]) - 0x8000); - - SDL_SendJoystickAxis(timestamp, joystick, SDL_GAMEPAD_AXIS_LEFT_TRIGGER, SDL_Swap16LE(*(Sint16 *)&data[12]) - 0x8000); - SDL_SendJoystickAxis(timestamp, joystick, SDL_GAMEPAD_AXIS_RIGHT_TRIGGER, SDL_Swap16LE(*(Sint16 *)&data[14]) - 0x8000); - - SDL_memcpy(ctx->last_state, data, SDL_min(size, sizeof(ctx->last_state))); -} - -#undef clamp -#define clamp(val, min, max) (((val) > (max)) ? (max) : (((val) < (min)) ? (min) : (val))) - -static void HIDAPI_DriverShield_HandleTouchPacketV103(SDL_Joystick *joystick, SDL_DriverShield_Context *ctx, const Uint8 *data, int size) -{ - bool touchpad_down; - float touchpad_x, touchpad_y; - Uint64 timestamp = SDL_GetTicksNS(); - - SDL_SendJoystickButton(timestamp, joystick, SDL_GAMEPAD_BUTTON_SHIELD_V103_TOUCHPAD, ((data[1] & 0x01) != 0)); - - // It's a triangular pad, but just use the center as the usable touch area - touchpad_down = ((data[1] & 0x80) == 0); - touchpad_x = clamp((float)(data[2] - 0x70) / 0x50, 0.0f, 1.0f); - touchpad_y = clamp((float)(data[4] - 0x40) / 0x15, 0.0f, 1.0f); - SDL_SendJoystickTouchpad(timestamp, joystick, 0, 0, touchpad_down, touchpad_x, touchpad_y, touchpad_down ? 1.0f : 0.0f); -} - -static void HIDAPI_DriverShield_HandleStatePacketV104(SDL_Joystick *joystick, SDL_DriverShield_Context *ctx, Uint8 *data, int size) -{ - Uint64 timestamp = SDL_GetTicksNS(); - - if (size < 23) { - return; - } - - if (ctx->last_state[2] != data[2]) { - Uint8 hat; - - switch (data[2]) { - case 0: - hat = SDL_HAT_UP; - break; - case 1: - hat = SDL_HAT_RIGHTUP; - break; - case 2: - hat = SDL_HAT_RIGHT; - break; - case 3: - hat = SDL_HAT_RIGHTDOWN; - break; - case 4: - hat = SDL_HAT_DOWN; - break; - case 5: - hat = SDL_HAT_LEFTDOWN; - break; - case 6: - hat = SDL_HAT_LEFT; - break; - case 7: - hat = SDL_HAT_LEFTUP; - break; - default: - hat = SDL_HAT_CENTERED; - break; - } - SDL_SendJoystickHat(timestamp, joystick, 0, hat); - } - - if (ctx->last_state[3] != data[3]) { - SDL_SendJoystickButton(timestamp, joystick, SDL_GAMEPAD_BUTTON_SOUTH, ((data[3] & 0x01) != 0)); - SDL_SendJoystickButton(timestamp, joystick, SDL_GAMEPAD_BUTTON_EAST, ((data[3] & 0x02) != 0)); - SDL_SendJoystickButton(timestamp, joystick, SDL_GAMEPAD_BUTTON_WEST, ((data[3] & 0x04) != 0)); - SDL_SendJoystickButton(timestamp, joystick, SDL_GAMEPAD_BUTTON_NORTH, ((data[3] & 0x08) != 0)); - SDL_SendJoystickButton(timestamp, joystick, SDL_GAMEPAD_BUTTON_LEFT_SHOULDER, ((data[3] & 0x10) != 0)); - SDL_SendJoystickButton(timestamp, joystick, SDL_GAMEPAD_BUTTON_RIGHT_SHOULDER, ((data[3] & 0x20) != 0)); - SDL_SendJoystickButton(timestamp, joystick, SDL_GAMEPAD_BUTTON_LEFT_STICK, ((data[3] & 0x40) != 0)); - SDL_SendJoystickButton(timestamp, joystick, SDL_GAMEPAD_BUTTON_RIGHT_STICK, ((data[3] & 0x80) != 0)); - } - - if (ctx->last_state[4] != data[4]) { - SDL_SendJoystickButton(timestamp, joystick, SDL_GAMEPAD_BUTTON_START, ((data[4] & 0x01) != 0)); - } - - SDL_SendJoystickAxis(timestamp, joystick, SDL_GAMEPAD_AXIS_LEFTX, SDL_Swap16LE(*(Sint16 *)&data[9]) - 0x8000); - SDL_SendJoystickAxis(timestamp, joystick, SDL_GAMEPAD_AXIS_LEFTY, SDL_Swap16LE(*(Sint16 *)&data[11]) - 0x8000); - - SDL_SendJoystickAxis(timestamp, joystick, SDL_GAMEPAD_AXIS_RIGHTX, SDL_Swap16LE(*(Sint16 *)&data[13]) - 0x8000); - SDL_SendJoystickAxis(timestamp, joystick, SDL_GAMEPAD_AXIS_RIGHTY, SDL_Swap16LE(*(Sint16 *)&data[15]) - 0x8000); - - SDL_SendJoystickAxis(timestamp, joystick, SDL_GAMEPAD_AXIS_LEFT_TRIGGER, SDL_Swap16LE(*(Sint16 *)&data[19]) - 0x8000); - SDL_SendJoystickAxis(timestamp, joystick, SDL_GAMEPAD_AXIS_RIGHT_TRIGGER, SDL_Swap16LE(*(Sint16 *)&data[21]) - 0x8000); - - if (ctx->last_state[17] != data[17]) { - //SDL_SendJoystickButton(timestamp, joystick, SDL_GAMEPAD_BUTTON_SHIELD_SHARE, ((data[17] & 0x01) != 0)); - SDL_SendJoystickButton(timestamp, joystick, SDL_GAMEPAD_BUTTON_BACK, ((data[17] & 0x02) != 0)); - //SDL_SendJoystickButton(timestamp, joystick, SDL_GAMEPAD_BUTTON_GUIDE, ((data[17] & 0x04) != 0)); - SDL_SendJoystickButton(timestamp, joystick, SDL_GAMEPAD_BUTTON_GUIDE, ((data[17] & 0x01) != 0)); - } - - SDL_memcpy(ctx->last_state, data, SDL_min(size, sizeof(ctx->last_state))); -} - -static void HIDAPI_DriverShield_UpdatePowerInfo(SDL_Joystick *joystick, SDL_DriverShield_Context *ctx) -{ - if (!ctx->has_charging || !ctx->has_battery_level) { - return; - } - - SDL_PowerState state = ctx->charging ? SDL_POWERSTATE_CHARGING : SDL_POWERSTATE_ON_BATTERY; - int percent = ctx->battery_level * 20; - SDL_SendJoystickPowerInfo(joystick, state, percent); -} - -static bool HIDAPI_DriverShield_UpdateDevice(SDL_HIDAPI_Device *device) -{ - SDL_DriverShield_Context *ctx = (SDL_DriverShield_Context *)device->context; - SDL_Joystick *joystick = NULL; - Uint8 data[USB_PACKET_LENGTH]; - int size = 0; - ShieldCommandReport_t *cmd_resp_report; - - if (device->num_joysticks > 0) { - joystick = SDL_GetJoystickFromID(device->joysticks[0]); - } else { - return false; - } - - while ((size = SDL_hid_read_timeout(device->dev, data, sizeof(data), 0)) > 0) { -#ifdef DEBUG_SHIELD_PROTOCOL - HIDAPI_DumpPacket("NVIDIA SHIELD packet: size = %d", data, size); -#endif - - // Byte 0 is HID report ID - switch (data[0]) { - case k_ShieldReportIdControllerState: - if (!joystick) { - break; - } - if (size == 16) { - HIDAPI_DriverShield_HandleStatePacketV103(joystick, ctx, data, size); - } else { - HIDAPI_DriverShield_HandleStatePacketV104(joystick, ctx, data, size); - } - break; - case k_ShieldReportIdControllerTouch: - if (!joystick) { - break; - } - HIDAPI_DriverShield_HandleTouchPacketV103(joystick, ctx, data, size); - break; - case k_ShieldReportIdCommandResponse: - cmd_resp_report = (ShieldCommandReport_t *)data; - switch (cmd_resp_report->cmd) { - case CMD_RUMBLE: - ctx->rumble_report_pending = false; - HIDAPI_DriverShield_SendNextRumble(device); - break; - case CMD_CHARGE_STATE: - ctx->has_charging = true; - ctx->charging = cmd_resp_report->payload[0]; - HIDAPI_DriverShield_UpdatePowerInfo(joystick, ctx); - break; - case CMD_BATTERY_STATE: - ctx->has_battery_level = true; - ctx->battery_level = cmd_resp_report->payload[2]; - HIDAPI_DriverShield_UpdatePowerInfo(joystick, ctx); - break; - } - break; - } - } - - // Ask for battery state again if we're due for an update - if (joystick && SDL_GetTicks() >= (ctx->last_battery_query_time + BATTERY_POLL_INTERVAL_MS)) { - ctx->last_battery_query_time = SDL_GetTicks(); - HIDAPI_DriverShield_SendCommand(device, CMD_BATTERY_STATE, NULL, 0); - } - - // Retransmit rumble packets if they've lasted longer than the hardware supports - if ((ctx->left_motor_amplitude != 0 || ctx->right_motor_amplitude != 0) && - SDL_GetTicks() >= (ctx->last_rumble_time + RUMBLE_REFRESH_INTERVAL_MS)) { - ctx->rumble_update_pending = true; - HIDAPI_DriverShield_SendNextRumble(device); - } - - if (size < 0) { - // Read error, device is disconnected - HIDAPI_JoystickDisconnected(device, device->joysticks[0]); - } - return (size >= 0); -} - -static void HIDAPI_DriverShield_CloseJoystick(SDL_HIDAPI_Device *device, SDL_Joystick *joystick) -{ -} - -static void HIDAPI_DriverShield_FreeDevice(SDL_HIDAPI_Device *device) -{ -} - -SDL_HIDAPI_DeviceDriver SDL_HIDAPI_DriverShield = { - SDL_HINT_JOYSTICK_HIDAPI_SHIELD, - true, - HIDAPI_DriverShield_RegisterHints, - HIDAPI_DriverShield_UnregisterHints, - HIDAPI_DriverShield_IsEnabled, - HIDAPI_DriverShield_IsSupportedDevice, - HIDAPI_DriverShield_InitDevice, - HIDAPI_DriverShield_GetDevicePlayerIndex, - HIDAPI_DriverShield_SetDevicePlayerIndex, - HIDAPI_DriverShield_UpdateDevice, - HIDAPI_DriverShield_OpenJoystick, - HIDAPI_DriverShield_RumbleJoystick, - HIDAPI_DriverShield_RumbleJoystickTriggers, - HIDAPI_DriverShield_GetJoystickCapabilities, - HIDAPI_DriverShield_SetJoystickLED, - HIDAPI_DriverShield_SendJoystickEffect, - HIDAPI_DriverShield_SetJoystickSensorsEnabled, - HIDAPI_DriverShield_CloseJoystick, - HIDAPI_DriverShield_FreeDevice, -}; - -#endif // SDL_JOYSTICK_HIDAPI_SHIELD - -#endif // SDL_JOYSTICK_HIDAPI -- cgit v1.2.3