Added mapping for the Wii Nunchuk extension
This commit is contained in:
Sam Lantinga
parent
e19b36d871
commit
396411c090
4 changed files with 164 additions and 98 deletions
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@ -31,13 +31,13 @@
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#include "../SDL_sysjoystick.h"
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#include "SDL_hidapijoystick_c.h"
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#include "SDL_hidapi_rumble.h"
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#include "SDL_hidapi_nintendo.h"
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#ifdef SDL_JOYSTICK_HIDAPI_WII
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/* Define this if you want to log all packets from the controller */
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/*#define DEBUG_WII_PROTOCOL*/
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#define DEBUG_WII_PROTOCOL
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#undef clamp
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#define clamp(val, min, max) (((val) > (max)) ? (max) : (((val) < (min)) ? (min) : (val)))
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@ -80,15 +80,6 @@ typedef enum {
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k_eWiiPlayerLEDs_P4 = 0x80,
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} EWiiPlayerLEDs;
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typedef enum {
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k_eWiiExtensionControllerType_None,
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k_eWiiExtensionControllerType_Unknown,
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k_eWiiExtensionControllerType_Nunchuck,
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k_eWiiExtensionControllerType_ClassicController,
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k_eWiiExtensionControllerType_ClassicControllerPro,
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k_eWiiExtensionControllerType_WiiUPro,
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} EWiiExtensionControllerType;
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#define k_unWiiPacketDataLength 22
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typedef struct {
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@ -312,13 +303,13 @@ static SDL_bool ParseExtensionResponse(SDL_DriverWii_Context *ctx)
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static void UpdatePowerLevelWii(SDL_Joystick *joystick, Uint8 batteryLevelByte)
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{
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if (batteryLevelByte > 178) {
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joystick->epowerlevel = SDL_JOYSTICK_POWER_FULL;
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SDL_PrivateJoystickBatteryLevel(joystick, SDL_JOYSTICK_POWER_FULL);
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} else if (batteryLevelByte > 51) {
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joystick->epowerlevel = SDL_JOYSTICK_POWER_MEDIUM;
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SDL_PrivateJoystickBatteryLevel(joystick, SDL_JOYSTICK_POWER_MEDIUM);
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} else if (batteryLevelByte > 13) {
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joystick->epowerlevel = SDL_JOYSTICK_POWER_LOW;
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SDL_PrivateJoystickBatteryLevel(joystick, SDL_JOYSTICK_POWER_LOW);
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} else {
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joystick->epowerlevel = SDL_JOYSTICK_POWER_EMPTY;
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SDL_PrivateJoystickBatteryLevel(joystick, SDL_JOYSTICK_POWER_EMPTY);
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}
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}
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@ -335,45 +326,18 @@ static void UpdatePowerLevelWiiU(SDL_Joystick *joystick, Uint8 extensionBatteryB
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* No value above 4 has been observed.
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*/
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if (pluggedIn && !charging) {
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joystick->epowerlevel = SDL_JOYSTICK_POWER_WIRED;
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SDL_PrivateJoystickBatteryLevel(joystick, SDL_JOYSTICK_POWER_WIRED);
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} else if (batteryLevel >= 4) {
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joystick->epowerlevel = SDL_JOYSTICK_POWER_FULL;
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SDL_PrivateJoystickBatteryLevel(joystick, SDL_JOYSTICK_POWER_FULL);
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} else if (batteryLevel > 1) {
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joystick->epowerlevel = SDL_JOYSTICK_POWER_MEDIUM;
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SDL_PrivateJoystickBatteryLevel(joystick, SDL_JOYSTICK_POWER_MEDIUM);
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} else if (batteryLevel == 1) {
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joystick->epowerlevel = SDL_JOYSTICK_POWER_LOW;
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SDL_PrivateJoystickBatteryLevel(joystick, SDL_JOYSTICK_POWER_LOW);
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} else {
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joystick->epowerlevel = SDL_JOYSTICK_POWER_EMPTY;
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SDL_PrivateJoystickBatteryLevel(joystick, SDL_JOYSTICK_POWER_EMPTY);
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}
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}
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static SDL_bool IdentifyController(SDL_DriverWii_Context *ctx, SDL_Joystick *joystick)
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{
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const Uint8 statusRequest[2] = { k_eWiiOutputReportIDs_StatusRequest, 0 };
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SDL_bool hasExtension;
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WriteOutput(ctx, statusRequest, sizeof(statusRequest), SDL_TRUE);
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if (!ReadInputSync(ctx, k_eWiiInputReportIDs_Status, NULL)) {
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return SDL_FALSE;
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}
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UpdatePowerLevelWii(joystick, ctx->m_rgucReadBuffer[6]);
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hasExtension = ctx->m_rgucReadBuffer[3] & 2 ? SDL_TRUE : SDL_FALSE;
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if (hasExtension) {
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/* http://wiibrew.org/wiki/Wiimote/Extension_Controllers#The_New_Way */
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Uint8 data_0x55 = 0x55;
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Uint8 data_0x00 = 0x00;
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SDL_bool ok = WriteRegister(ctx, 0xA400F0, &data_0x55, sizeof(data_0x55), SDL_TRUE)
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&& WriteRegister(ctx, 0xA400FB, &data_0x00, sizeof(data_0x00), SDL_TRUE)
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&& ReadRegister(ctx, 0xA400FA, 6, SDL_TRUE)
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&& ParseExtensionResponse(ctx);
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if (!ok) {
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return SDL_FALSE;
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}
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} else {
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ctx->m_eExtensionControllerType = k_eWiiExtensionControllerType_None;
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}
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return SDL_TRUE;
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}
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static EWiiInputReportIDs GetButtonPacketType(SDL_DriverWii_Context *ctx)
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{
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switch (ctx->m_eExtensionControllerType) {
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@ -434,24 +398,6 @@ static void InitStickCalibrationData(SDL_DriverWii_Context *ctx)
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}
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}
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static const char* GetNameFromExtensionInfo(SDL_DriverWii_Context *ctx)
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{
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switch (ctx->m_eExtensionControllerType) {
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case k_eWiiExtensionControllerType_None:
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return "Nintendo Wii Remote";
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case k_eWiiExtensionControllerType_Nunchuck:
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return "Nintendo Wii Remote with Nunchuck";
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case k_eWiiExtensionControllerType_ClassicController:
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return "Nintendo Wii Remote with Classic Controller";
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case k_eWiiExtensionControllerType_ClassicControllerPro:
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return "Nintendo Wii Remote with Classic Controller Pro";
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case k_eWiiExtensionControllerType_WiiUPro:
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return "Nintendo Wii U Pro Controller";
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default:
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return "Nintendo Wii Remote with Unknown Extension";
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}
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}
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static void SDLCALL SDL_GameControllerButtonReportingHintChanged(void *userdata, const char *name, const char *oldValue, const char *hint)
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{
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SDL_DriverWii_Context *ctx = (SDL_DriverWii_Context *)userdata;
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@ -523,9 +469,84 @@ static void SDLCALL SDL_PlayerLEDHintChanged(void *userdata, const char *name, c
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}
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}
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static EWiiExtensionControllerType
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ReadControllerType(SDL_HIDAPI_Device *device)
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{
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EWiiExtensionControllerType eControllerType = k_eWiiExtensionControllerType_Unknown;
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/* Create enough of a context to read the controller type from the device */
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SDL_DriverWii_Context *ctx = (SDL_DriverWii_Context *)SDL_calloc(1, sizeof(*ctx));
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if (ctx) {
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ctx->device = device;
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device->dev = SDL_hid_open_path(device->path, 0);
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if (device->dev) {
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const Uint8 statusRequest[2] = { k_eWiiOutputReportIDs_StatusRequest, 0 };
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WriteOutput(ctx, statusRequest, sizeof(statusRequest), SDL_TRUE);
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if (ReadInputSync(ctx, k_eWiiInputReportIDs_Status, NULL)) {
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SDL_bool hasExtension = (ctx->m_rgucReadBuffer[3] & 2) ? SDL_TRUE : SDL_FALSE;
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if (hasExtension) {
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/* http://wiibrew.org/wiki/Wiimote/Extension_Controllers#The_New_Way */
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Uint8 data_0x55 = 0x55;
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Uint8 data_0x00 = 0x00;
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if (WriteRegister(ctx, 0xA400F0, &data_0x55, sizeof(data_0x55), SDL_TRUE) &&
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WriteRegister(ctx, 0xA400FB, &data_0x00, sizeof(data_0x00), SDL_TRUE) &&
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ReadRegister(ctx, 0xA400FA, 6, SDL_TRUE) && ParseExtensionResponse(ctx)) {
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eControllerType = ctx->m_eExtensionControllerType;
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}
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} else {
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eControllerType = k_eWiiExtensionControllerType_None;
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}
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}
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SDL_hid_close(device->dev);
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device->dev = NULL;
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}
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SDL_free(ctx);
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}
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return eControllerType;
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}
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static void
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UpdateDeviceIdentity(SDL_HIDAPI_Device *device)
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{
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EWiiExtensionControllerType eControllerType = (EWiiExtensionControllerType)device->guid.data[15];
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const char *name = NULL;
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switch (eControllerType) {
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case k_eWiiExtensionControllerType_None:
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name = "Nintendo Wii Remote";
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break;
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case k_eWiiExtensionControllerType_Nunchuck:
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name = "Nintendo Wii Remote with Nunchuck";
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break;
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case k_eWiiExtensionControllerType_ClassicController:
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name = "Nintendo Wii Remote with Classic Controller";
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break;
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case k_eWiiExtensionControllerType_ClassicControllerPro:
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name = "Nintendo Wii Remote with Classic Controller Pro";
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break;
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case k_eWiiExtensionControllerType_WiiUPro:
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name = "Nintendo Wii U Pro Controller";
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break;
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default:
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name = "Nintendo Wii Remote with Unknown Extension";
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break;
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}
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if (name && (!name || SDL_strcmp(name, device->name) != 0)) {
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SDL_free(device->name);
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device->name = SDL_strdup(name);
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SDL_SetJoystickGUIDCRC(&device->guid, SDL_crc16(0, name, SDL_strlen(name)));
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}
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}
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static SDL_bool
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HIDAPI_DriverWii_InitDevice(SDL_HIDAPI_Device *device)
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{
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if (device->vendor_id == USB_VENDOR_NINTENDO) {
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EWiiExtensionControllerType eControllerType = ReadControllerType(device);
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device->guid.data[15] = eControllerType;
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UpdateDeviceIdentity(device);
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}
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return HIDAPI_JoystickConnected(device, NULL);
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}
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@ -568,19 +589,12 @@ HIDAPI_DriverWii_OpenJoystick(SDL_HIDAPI_Device *device, SDL_Joystick *joystick)
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goto error;
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}
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SDL_AddHintCallback(SDL_HINT_GAMECONTROLLER_USE_BUTTON_LABELS,
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SDL_GameControllerButtonReportingHintChanged, ctx);
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if (!IdentifyController(ctx, joystick)) {
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char msg[512];
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SDL_GetErrorMsg(msg, sizeof(msg) - 1);
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SDL_SetError("Couldn't read device info: %s", msg);
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goto error;
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}
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ctx->m_eExtensionControllerType = (EWiiExtensionControllerType)device->guid.data[15];
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InitStickCalibrationData(ctx);
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SDL_free(device->name);
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device->name = SDL_strdup(GetNameFromExtensionInfo(ctx));
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SDL_AddHintCallback(SDL_HINT_GAMECONTROLLER_USE_BUTTON_LABELS,
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SDL_GameControllerButtonReportingHintChanged, ctx);
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/* Initialize player index (needed for setting LEDs) */
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ctx->m_nPlayerIndex = SDL_JoystickGetPlayerIndex(joystick);
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@ -953,7 +967,7 @@ HIDAPI_DriverWii_UpdateDevice(SDL_HIDAPI_Device *device)
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}
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/* Request a status update periodically to make sure our battery value is up to date */
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if (SDL_TICKS_PASSED(now, ctx->m_unLastStatus + FIFTEEN_MINUTES_IN_MS)) {
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if (!ctx->m_unLastStatus || SDL_TICKS_PASSED(now, ctx->m_unLastStatus + FIFTEEN_MINUTES_IN_MS)) {
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Uint8 data[2];
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data[0] = k_eWiiOutputReportIDs_StatusRequest;
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