Fixed bug 5466 - Add haptic support for Stadia Controller

Dimitriy Ryazantcev

Consider adding support for Stadia Controller haptics.

Here is example code how to deal with it:
99314be815/device/gamepad/hid_haptic_gamepad.cc (L45)
main
Sam Lantinga 2021-01-23 11:06:35 -08:00
parent 96cfb81232
commit 1981d23f4b
6 changed files with 365 additions and 5 deletions

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@ -663,6 +663,17 @@ extern "C" {
*/
#define SDL_HINT_JOYSTICK_HIDAPI_PS5_PLAYER_LED "SDL_JOYSTICK_HIDAPI_PS5_PLAYER_LED"
/**
* \brief A variable controlling whether the HIDAPI driver for Google Stadia controllers should be used.
*
* This variable can be set to the following values:
* "0" - HIDAPI driver is not used
* "1" - HIDAPI driver is used
*
* The default is the value of SDL_HINT_JOYSTICK_HIDAPI
*/
#define SDL_HINT_JOYSTICK_HIDAPI_STADIA "SDL_JOYSTICK_HIDAPI_STADIA"
/**
* \brief A variable controlling whether the HIDAPI driver for Steam Controllers should be used.
*

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@ -612,6 +612,9 @@ static ControllerMapping_t *SDL_CreateMappingForHIDAPIController(SDL_JoystickGUI
if (vendor == 0 && product == 0) {
/* This is a Bluetooth Nintendo Switch Pro controller */
SDL_strlcat(mapping_string, "misc1:b15,", sizeof(mapping_string));
} else if (vendor == USB_VENDOR_GOOGLE && product == USB_PRODUCT_GOOGLE_STADIA_CONTROLLER) {
/* The Google Stadia controller has a share button and a Google Assistant button */
SDL_strlcat(mapping_string, "misc1:b15,", sizeof(mapping_string));
}
break;
}

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@ -0,0 +1,339 @@
/*
Simple DirectMedia Layer
Copyright (C) 1997-2021 Sam Lantinga <slouken@libsdl.org>
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_hints.h"
#include "SDL_events.h"
#include "SDL_timer.h"
#include "SDL_joystick.h"
#include "SDL_gamecontroller.h"
#include "../SDL_sysjoystick.h"
#include "SDL_hidapijoystick_c.h"
#include "SDL_hidapi_rumble.h"
#ifdef SDL_JOYSTICK_HIDAPI_STADIA
/* Define this if you want to log all packets from the controller */
//#define DEBUG_STADIA_PROTOCOL
enum
{
SDL_CONTROLLER_BUTTON_STADIA_SHARE = 15,
SDL_CONTROLLER_BUTTON_STADIA_GOOGLE_ASSISTANT,
SDL_CONTROLLER_NUM_STADIA_BUTTONS,
};
typedef struct {
Uint8 last_state[USB_PACKET_LENGTH];
} SDL_DriverStadia_Context;
static SDL_bool
HIDAPI_DriverStadia_IsSupportedDevice(const char *name, SDL_GameControllerType type, Uint16 vendor_id, Uint16 product_id, Uint16 version, int interface_number, int interface_class, int interface_subclass, int interface_protocol)
{
if (vendor_id == USB_VENDOR_GOOGLE && product_id == USB_PRODUCT_GOOGLE_STADIA_CONTROLLER) {
return SDL_TRUE;
}
return SDL_FALSE;
}
static const char *
HIDAPI_DriverStadia_GetDeviceName(Uint16 vendor_id, Uint16 product_id)
{
return "Google Stadia Controller";
}
static SDL_bool
HIDAPI_DriverStadia_InitDevice(SDL_HIDAPI_Device *device)
{
return HIDAPI_JoystickConnected(device, NULL);
}
static int
HIDAPI_DriverStadia_GetDevicePlayerIndex(SDL_HIDAPI_Device *device, SDL_JoystickID instance_id)
{
return -1;
}
static void
HIDAPI_DriverStadia_SetDevicePlayerIndex(SDL_HIDAPI_Device *device, SDL_JoystickID instance_id, int player_index)
{
}
static SDL_bool
HIDAPI_DriverStadia_OpenJoystick(SDL_HIDAPI_Device *device, SDL_Joystick *joystick)
{
SDL_DriverStadia_Context *ctx;
ctx = (SDL_DriverStadia_Context *)SDL_calloc(1, sizeof(*ctx));
if (!ctx) {
SDL_OutOfMemory();
return SDL_FALSE;
}
device->dev = hid_open_path(device->path, 0);
if (!device->dev) {
SDL_SetError("Couldn't open %s", device->path);
SDL_free(ctx);
return SDL_FALSE;
}
device->context = ctx;
/* Initialize the joystick capabilities */
joystick->nbuttons = SDL_CONTROLLER_NUM_STADIA_BUTTONS;
joystick->naxes = SDL_CONTROLLER_AXIS_MAX;
joystick->epowerlevel = SDL_JOYSTICK_POWER_WIRED;
return SDL_TRUE;
}
static int
HIDAPI_DriverStadia_RumbleJoystick(SDL_HIDAPI_Device *device, SDL_Joystick *joystick, Uint16 low_frequency_rumble, Uint16 high_frequency_rumble)
{
Uint8 rumble_packet[] = { 0x05, 0x00, 0x00, 0x00, 0x00 };
rumble_packet[1] = (low_frequency_rumble & 0xFF);
rumble_packet[2] = (low_frequency_rumble >> 8);
rumble_packet[3] = (high_frequency_rumble & 0xFF);
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 0;
}
static int
HIDAPI_DriverStadia_RumbleJoystickTriggers(SDL_HIDAPI_Device *device, SDL_Joystick *joystick, Uint16 left_rumble, Uint16 right_rumble)
{
return SDL_Unsupported();
}
static SDL_bool
HIDAPI_DriverStadia_HasJoystickLED(SDL_HIDAPI_Device *device, SDL_Joystick *joystick)
{
return SDL_FALSE;
}
static int
HIDAPI_DriverStadia_SetJoystickLED(SDL_HIDAPI_Device *device, SDL_Joystick *joystick, Uint8 red, Uint8 green, Uint8 blue)
{
return SDL_Unsupported();
}
static int
HIDAPI_DriverStadia_SetJoystickSensorsEnabled(SDL_HIDAPI_Device *device, SDL_Joystick *joystick, SDL_bool enabled)
{
return SDL_Unsupported();
}
static float fsel(float fComparand, float fValGE, float fLT)
{
return fComparand >= 0 ? fValGE : fLT;
}
static float RemapVal(float val, float A, float B, float C, float D)
{
if (A == B) {
return fsel(val - B , D , C);
}
return C + (D - C) * (val - A) / (B - A);
}
static void
HIDAPI_DriverStadia_HandleStatePacket(SDL_Joystick *joystick, SDL_DriverStadia_Context *ctx, Uint8 *data, int size)
{
Sint16 axis;
if (size < 11 || data[0] != 0x03) {
/* We don't know how to handle this report */
return;
}
if (ctx->last_state[1] != data[1]) {
SDL_bool dpad_up = SDL_FALSE;
SDL_bool dpad_down = SDL_FALSE;
SDL_bool dpad_left = SDL_FALSE;
SDL_bool dpad_right = SDL_FALSE;
switch (data[1]) {
case 0:
dpad_up = SDL_TRUE;
break;
case 1:
dpad_up = SDL_TRUE;
dpad_right = SDL_TRUE;
break;
case 2:
dpad_right = SDL_TRUE;
break;
case 3:
dpad_right = SDL_TRUE;
dpad_down = SDL_TRUE;
break;
case 4:
dpad_down = SDL_TRUE;
break;
case 5:
dpad_left = SDL_TRUE;
dpad_down = SDL_TRUE;
break;
case 6:
dpad_left = SDL_TRUE;
break;
case 7:
dpad_up = SDL_TRUE;
dpad_left = SDL_TRUE;
break;
default:
break;
}
SDL_PrivateJoystickButton(joystick, SDL_CONTROLLER_BUTTON_DPAD_DOWN, dpad_down);
SDL_PrivateJoystickButton(joystick, SDL_CONTROLLER_BUTTON_DPAD_UP, dpad_up);
SDL_PrivateJoystickButton(joystick, SDL_CONTROLLER_BUTTON_DPAD_RIGHT, dpad_right);
SDL_PrivateJoystickButton(joystick, SDL_CONTROLLER_BUTTON_DPAD_LEFT, dpad_left);
}
if (ctx->last_state[2] != data[2]) {
SDL_PrivateJoystickButton(joystick, SDL_CONTROLLER_BUTTON_BACK, (data[2] & 0x40) ? SDL_PRESSED : SDL_RELEASED);
SDL_PrivateJoystickButton(joystick, SDL_CONTROLLER_BUTTON_GUIDE, (data[2] & 0x10) ? SDL_PRESSED : SDL_RELEASED);
SDL_PrivateJoystickButton(joystick, SDL_CONTROLLER_BUTTON_START, (data[2] & 0x20) ? SDL_PRESSED : SDL_RELEASED);
SDL_PrivateJoystickButton(joystick, SDL_CONTROLLER_BUTTON_RIGHTSTICK, (data[2] & 0x80) ? SDL_PRESSED : SDL_RELEASED);
SDL_PrivateJoystickButton(joystick, SDL_CONTROLLER_BUTTON_STADIA_SHARE, (data[2] & 0x01) ? SDL_PRESSED : SDL_RELEASED);
SDL_PrivateJoystickButton(joystick, SDL_CONTROLLER_BUTTON_STADIA_GOOGLE_ASSISTANT, (data[2] & 0x02) ? SDL_PRESSED : SDL_RELEASED);
}
if (ctx->last_state[3] != data[3]) {
SDL_PrivateJoystickButton(joystick, SDL_CONTROLLER_BUTTON_A, (data[3] & 0x40) ? SDL_PRESSED : SDL_RELEASED);
SDL_PrivateJoystickButton(joystick, SDL_CONTROLLER_BUTTON_B, (data[3] & 0x20) ? SDL_PRESSED : SDL_RELEASED);
SDL_PrivateJoystickButton(joystick, SDL_CONTROLLER_BUTTON_X, (data[3] & 0x10) ? SDL_PRESSED : SDL_RELEASED);
SDL_PrivateJoystickButton(joystick, SDL_CONTROLLER_BUTTON_Y, (data[3] & 0x08) ? SDL_PRESSED : SDL_RELEASED);
SDL_PrivateJoystickButton(joystick, SDL_CONTROLLER_BUTTON_LEFTSHOULDER, (data[3] & 0x04) ? SDL_PRESSED : SDL_RELEASED);
SDL_PrivateJoystickButton(joystick, SDL_CONTROLLER_BUTTON_RIGHTSHOULDER, (data[3] & 0x02) ? SDL_PRESSED : SDL_RELEASED);
SDL_PrivateJoystickButton(joystick, SDL_CONTROLLER_BUTTON_LEFTSTICK, (data[3] & 0x01) ? SDL_PRESSED : SDL_RELEASED);
}
#define READ_STICK_AXIS(offset) \
(data[offset] == 0x80 ? 0 : \
(Sint16)RemapVal(data[offset] - 0x80, 0x01 - 0x80, 0xff - 0x80, SDL_MIN_SINT16, SDL_MAX_SINT16))
{
axis = READ_STICK_AXIS(4);
SDL_PrivateJoystickAxis(joystick, SDL_CONTROLLER_AXIS_LEFTX, axis);
axis = READ_STICK_AXIS(5);
SDL_PrivateJoystickAxis(joystick, SDL_CONTROLLER_AXIS_LEFTY, axis);
axis = READ_STICK_AXIS(6);
SDL_PrivateJoystickAxis(joystick, SDL_CONTROLLER_AXIS_RIGHTX, axis);
axis = READ_STICK_AXIS(7);
SDL_PrivateJoystickAxis(joystick, SDL_CONTROLLER_AXIS_RIGHTY, axis);
}
#undef READ_STICK_AXIS
#define READ_TRIGGER_AXIS(offset) \
(Sint16)(((int)data[offset] * 257) - 32768)
{
axis = READ_TRIGGER_AXIS(8);
SDL_PrivateJoystickAxis(joystick, SDL_CONTROLLER_AXIS_TRIGGERLEFT, axis);
axis = READ_TRIGGER_AXIS(9);
SDL_PrivateJoystickAxis(joystick, SDL_CONTROLLER_AXIS_TRIGGERRIGHT, axis);
}
#undef READ_TRIGGER_AXIS
SDL_memcpy(ctx->last_state, data, SDL_min(size, sizeof(ctx->last_state)));
}
static SDL_bool
HIDAPI_DriverStadia_UpdateDevice(SDL_HIDAPI_Device *device)
{
SDL_DriverStadia_Context *ctx = (SDL_DriverStadia_Context *)device->context;
SDL_Joystick *joystick = NULL;
Uint8 data[USB_PACKET_LENGTH];
int size = 0;
if (device->num_joysticks > 0) {
joystick = SDL_JoystickFromInstanceID(device->joysticks[0]);
}
if (!joystick) {
return SDL_FALSE;
}
while ((size = hid_read_timeout(device->dev, data, sizeof(data), 0)) > 0) {
#ifdef DEBUG_STADIA_PROTOCOL
HIDAPI_DumpPacket("Google Stadia packet: size = %d", data, size);
#endif
HIDAPI_DriverStadia_HandleStatePacket(joystick, ctx, data, size);
}
if (size < 0) {
/* Read error, device is disconnected */
HIDAPI_JoystickDisconnected(device, joystick->instance_id);
}
return (size >= 0);
}
static void
HIDAPI_DriverStadia_CloseJoystick(SDL_HIDAPI_Device *device, SDL_Joystick *joystick)
{
SDL_LockMutex(device->dev_lock);
{
if (device->dev) {
hid_close(device->dev);
device->dev = NULL;
}
SDL_free(device->context);
device->context = NULL;
}
SDL_UnlockMutex(device->dev_lock);
}
static void
HIDAPI_DriverStadia_FreeDevice(SDL_HIDAPI_Device *device)
{
}
SDL_HIDAPI_DeviceDriver SDL_HIDAPI_DriverStadia =
{
SDL_HINT_JOYSTICK_HIDAPI_STADIA,
SDL_TRUE,
HIDAPI_DriverStadia_IsSupportedDevice,
HIDAPI_DriverStadia_GetDeviceName,
HIDAPI_DriverStadia_InitDevice,
HIDAPI_DriverStadia_GetDevicePlayerIndex,
HIDAPI_DriverStadia_SetDevicePlayerIndex,
HIDAPI_DriverStadia_UpdateDevice,
HIDAPI_DriverStadia_OpenJoystick,
HIDAPI_DriverStadia_RumbleJoystick,
HIDAPI_DriverStadia_RumbleJoystickTriggers,
HIDAPI_DriverStadia_HasJoystickLED,
HIDAPI_DriverStadia_SetJoystickLED,
HIDAPI_DriverStadia_SetJoystickSensorsEnabled,
HIDAPI_DriverStadia_CloseJoystick,
HIDAPI_DriverStadia_FreeDevice,
};
#endif /* SDL_JOYSTICK_HIDAPI_STADIA */
#endif /* SDL_JOYSTICK_HIDAPI */
/* vi: set ts=4 sw=4 expandtab: */

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@ -59,12 +59,18 @@ struct joystick_hwdata
};
static SDL_HIDAPI_DeviceDriver *SDL_HIDAPI_drivers[] = {
#ifdef SDL_JOYSTICK_HIDAPI_GAMECUBE
&SDL_HIDAPI_DriverGameCube,
#endif
#ifdef SDL_JOYSTICK_HIDAPI_PS4
&SDL_HIDAPI_DriverPS4,
#endif
#ifdef SDL_JOYSTICK_HIDAPI_PS5
&SDL_HIDAPI_DriverPS5,
#endif
#ifdef SDL_JOYSTICK_HIDAPI_STADIA
&SDL_HIDAPI_DriverStadia,
#endif
#ifdef SDL_JOYSTICK_HIDAPI_STEAM
&SDL_HIDAPI_DriverSteam,
#endif
@ -78,9 +84,6 @@ static SDL_HIDAPI_DeviceDriver *SDL_HIDAPI_drivers[] = {
#ifdef SDL_JOYSTICK_HIDAPI_XBOXONE
&SDL_HIDAPI_DriverXboxOne,
#endif
#ifdef SDL_JOYSTICK_HIDAPI_GAMECUBE
&SDL_HIDAPI_DriverGameCube,
#endif
};
static int SDL_HIDAPI_numdrivers = 0;
static SDL_SpinLock SDL_HIDAPI_spinlock;

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@ -31,12 +31,13 @@
#include "../usb_ids.h"
/* This is the full set of HIDAPI drivers available */
#define SDL_JOYSTICK_HIDAPI_GAMECUBE
#define SDL_JOYSTICK_HIDAPI_PS4
#define SDL_JOYSTICK_HIDAPI_PS5
#define SDL_JOYSTICK_HIDAPI_STADIA
#define SDL_JOYSTICK_HIDAPI_SWITCH
#define SDL_JOYSTICK_HIDAPI_XBOX360
#define SDL_JOYSTICK_HIDAPI_XBOXONE
#define SDL_JOYSTICK_HIDAPI_GAMECUBE
#if defined(__IPHONEOS__) || defined(__TVOS__) || defined(__ANDROID__)
/* Very basic Steam Controller support on mobile devices */
@ -105,14 +106,15 @@ typedef struct _SDL_HIDAPI_DeviceDriver
/* HIDAPI device support */
extern SDL_HIDAPI_DeviceDriver SDL_HIDAPI_DriverGameCube;
extern SDL_HIDAPI_DeviceDriver SDL_HIDAPI_DriverPS4;
extern SDL_HIDAPI_DeviceDriver SDL_HIDAPI_DriverPS5;
extern SDL_HIDAPI_DeviceDriver SDL_HIDAPI_DriverStadia;
extern SDL_HIDAPI_DeviceDriver SDL_HIDAPI_DriverSteam;
extern SDL_HIDAPI_DeviceDriver SDL_HIDAPI_DriverSwitch;
extern SDL_HIDAPI_DeviceDriver SDL_HIDAPI_DriverXbox360;
extern SDL_HIDAPI_DeviceDriver SDL_HIDAPI_DriverXbox360W;
extern SDL_HIDAPI_DeviceDriver SDL_HIDAPI_DriverXboxOne;
extern SDL_HIDAPI_DeviceDriver SDL_HIDAPI_DriverGameCube;
/* Return true if a HID device is present and supported as a joystick */
extern SDL_bool HIDAPI_IsDevicePresent(Uint16 vendor_id, Uint16 product_id, Uint16 version, const char *name);

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@ -25,6 +25,7 @@
/* Definitions of useful USB VID/PID values */
#define USB_VENDOR_APPLE 0x05ac
#define USB_VENDOR_GOOGLE 0x18d1
#define USB_VENDOR_HYPERKIN 0x2e24
#define USB_VENDOR_MICROSOFT 0x045e
#define USB_VENDOR_NINTENDO 0x057e
@ -36,6 +37,7 @@
#define USB_VENDOR_SONY 0x054c
#define USB_VENDOR_VALVE 0x28de
#define USB_PRODUCT_GOOGLE_STADIA_CONTROLLER 0x9400
#define USB_PRODUCT_EVORETRO_GAMECUBE_ADAPTER 0x1846
#define USB_PRODUCT_NINTENDO_GAMECUBE_ADAPTER 0x0337
#define USB_PRODUCT_NINTENDO_SWITCH_PRO 0x2009