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Added broad support for wireless XBox 360 controllers on Linux

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This commit is contained in:
Sam Lantinga 2015-12-09 12:11:40 -08:00
parent 11c13916dd
commit d1e6a2ebe6
2 changed files with 105 additions and 65 deletions
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168
src/joystick/SDL_gamecontroller.c
View File

@ -254,36 +254,6 @@ ControllerMapping_t *SDL_PrivateGetControllerMappingForGUID(SDL_JoystickGUID *gu
return NULL;
}
/*
* Helper function to determine pre-calculated offset to certain joystick mappings
*/
ControllerMapping_t *SDL_PrivateGetControllerMapping(int device_index)
{
SDL_JoystickGUID jGUID = SDL_JoystickGetDeviceGUID(device_index);
ControllerMapping_t *mapping;
mapping = SDL_PrivateGetControllerMappingForGUID(&jGUID);
#if SDL_JOYSTICK_XINPUT
if (!mapping && SDL_SYS_IsXInputGamepad_DeviceIndex(device_index)) {
mapping = s_pXInputMapping;
}
#endif
#if defined(SDL_JOYSTICK_EMSCRIPTEN)
if (!mapping && s_pEmscriptenMapping) {
mapping = s_pEmscriptenMapping;
}
#endif
if (!mapping) {
const char *name = SDL_JoystickNameForIndex(device_index);
if (name) {
if (SDL_strstr(name, "Xbox") || SDL_strstr(name, "X-Box")) {
mapping = s_pXInputMapping;
}
}
}
return mapping;
}
static const char* map_StringForControllerAxis[] = {
"leftx",
"lefty",
@ -581,6 +551,9 @@ char *SDL_PrivateGetControllerMappingFromMappingString(const char *pMapping)
return SDL_strdup(pSecondComma + 1); /* mapping is everything after the 3rd comma */
}
/*
* Helper function to refresh a mapping
*/
void SDL_PrivateGameControllerRefreshMapping(ControllerMapping_t *pControllerMapping)
{
SDL_GameController *gamecontrollerlist = SDL_gamecontrollers;
@ -599,6 +572,102 @@ void SDL_PrivateGameControllerRefreshMapping(ControllerMapping_t *pControllerMap
}
}
/*
* Helper function to add a mapping for a guid
*/
static ControllerMapping_t *
SDL_PrivateAddMappingForGUID(SDL_JoystickGUID jGUID, const char *mappingString, SDL_bool *existing)
{
char *pchName;
char *pchMapping;
ControllerMapping_t *pControllerMapping;
pchName = SDL_PrivateGetControllerNameFromMappingString(mappingString);
if (!pchName) {
SDL_SetError("Couldn't parse name from %s", mappingString);
return NULL;
}
pchMapping = SDL_PrivateGetControllerMappingFromMappingString(mappingString);
if (!pchMapping) {
SDL_free(pchName);
SDL_SetError("Couldn't parse %s", mappingString);
return NULL;
}
pControllerMapping = SDL_PrivateGetControllerMappingForGUID(&jGUID);
if (pControllerMapping) {
/* Update existing mapping */
SDL_free(pControllerMapping->name);
pControllerMapping->name = pchName;
SDL_free(pControllerMapping->mapping);
pControllerMapping->mapping = pchMapping;
/* refresh open controllers */
SDL_PrivateGameControllerRefreshMapping(pControllerMapping);
*existing = SDL_TRUE;
} else {
pControllerMapping = SDL_malloc(sizeof(*pControllerMapping));
if (!pControllerMapping) {
SDL_free(pchName);
SDL_free(pchMapping);
SDL_OutOfMemory();
return NULL;
}
pControllerMapping->guid = jGUID;
pControllerMapping->name = pchName;
pControllerMapping->mapping = pchMapping;
pControllerMapping->next = s_pSupportedControllers;
s_pSupportedControllers = pControllerMapping;
*existing = SDL_FALSE;
}
return pControllerMapping;
}
/*
* Helper function to determine pre-calculated offset to certain joystick mappings
*/
ControllerMapping_t *SDL_PrivateGetControllerMapping(int device_index)
{
SDL_JoystickGUID jGUID = SDL_JoystickGetDeviceGUID(device_index);
ControllerMapping_t *mapping;
mapping = SDL_PrivateGetControllerMappingForGUID(&jGUID);
#if SDL_JOYSTICK_XINPUT
if (!mapping && SDL_SYS_IsXInputGamepad_DeviceIndex(device_index)) {
mapping = s_pXInputMapping;
}
#endif
#if defined(SDL_JOYSTICK_EMSCRIPTEN)
if (!mapping && s_pEmscriptenMapping) {
mapping = s_pEmscriptenMapping;
}
#endif
#ifdef __LINUX__
if (!mapping) {
const char *name = SDL_JoystickNameForIndex(device_index);
if (name) {
if (SDL_strstr(name, "Xbox 360 Wireless Receiver")) {
/* The Linux driver xpad.c maps the wireless dpad to buttons */
SDL_bool existing;
mapping = SDL_PrivateAddMappingForGUID(jGUID,
"none,X360 Wireless Controller,a:b0,b:b1,back:b6,dpdown:b14,dpleft:b11,dpright:b12,dpup:b13,guide:b8,leftshoulder:b4,leftstick:b9,lefttrigger:a2,leftx:a0,lefty:a1,rightshoulder:b5,rightstick:b10,righttrigger:a5,rightx:a3,righty:a4,start:b7,x:b2,y:b3,",
&existing);
}
}
}
#endif /* __LINUX__ */
if (!mapping) {
const char *name = SDL_JoystickNameForIndex(device_index);
if (name) {
if (SDL_strstr(name, "Xbox") || SDL_strstr(name, "X-Box")) {
mapping = s_pXInputMapping;
}
}
}
return mapping;
}
/*
* Add or update an entry into the Mappings Database
*/
@ -677,12 +746,11 @@ int
SDL_GameControllerAddMapping(const char *mappingString)
{
char *pchGUID;
char *pchName;
char *pchMapping;
SDL_JoystickGUID jGUID;
ControllerMapping_t *pControllerMapping;
SDL_bool is_xinput_mapping = SDL_FALSE;
SDL_bool is_emscripten_mapping = SDL_FALSE;
SDL_bool existing = SDL_FALSE;
ControllerMapping_t *pControllerMapping;
if (!mappingString) {
return SDL_InvalidParamError("mappingString");
@ -701,46 +769,20 @@ SDL_GameControllerAddMapping(const char *mappingString)
jGUID = SDL_JoystickGetGUIDFromString(pchGUID);
SDL_free(pchGUID);
pchName = SDL_PrivateGetControllerNameFromMappingString(mappingString);
if (!pchName) {
return SDL_SetError("Couldn't parse name from %s", mappingString);
pControllerMapping = SDL_PrivateAddMappingForGUID(jGUID, mappingString, &existing);
if (!pControllerMapping) {
return -1;
}
pchMapping = SDL_PrivateGetControllerMappingFromMappingString(mappingString);
if (!pchMapping) {
SDL_free(pchName);
return SDL_SetError("Couldn't parse %s", mappingString);
}
pControllerMapping = SDL_PrivateGetControllerMappingForGUID(&jGUID);
if (pControllerMapping) {
/* Update existing mapping */
SDL_free(pControllerMapping->name);
pControllerMapping->name = pchName;
SDL_free(pControllerMapping->mapping);
pControllerMapping->mapping = pchMapping;
/* refresh open controllers */
SDL_PrivateGameControllerRefreshMapping(pControllerMapping);
if (existing) {
return 0;
} else {
pControllerMapping = SDL_malloc(sizeof(*pControllerMapping));
if (!pControllerMapping) {
SDL_free(pchName);
SDL_free(pchMapping);
return SDL_OutOfMemory();
}
if (is_xinput_mapping) {
s_pXInputMapping = pControllerMapping;
}
if (is_emscripten_mapping) {
s_pEmscriptenMapping = pControllerMapping;
}
pControllerMapping->guid = jGUID;
pControllerMapping->name = pchName;
pControllerMapping->mapping = pchMapping;
pControllerMapping->next = s_pSupportedControllers;
s_pSupportedControllers = pControllerMapping;
return 1;
}
}

2
src/joystick/SDL_gamecontrollerdb.h
View File

@ -83,8 +83,6 @@ static const char *s_ControllerMappings [] =
"050000003215000000090000163a0000,Razer Serval,a:b0,b:b1,back:b6,dpdown:h0.4,dpleft:h0.8,dpright:h0.2,dpup:h0.1,guide:b8,leftshoulder:b4,leftstick:b9,lefttrigger:a5,leftx:a0,lefty:a1,rightshoulder:b5,rightstick:b10,righttrigger:a4,rightx:a2,righty:a3,start:b7,x:b2,y:b3,",
"03000000de280000fc11000001000000,Steam Controller,a:b0,b:b1,back:b6,dpdown:h0.4,dpleft:h0.8,dpright:h0.2,dpup:h0.1,guide:b8,leftshoulder:b4,leftstick:b9,lefttrigger:a2,leftx:a0,lefty:a1,rightshoulder:b5,rightstick:b10,righttrigger:a5,rightx:a3,righty:a4,start:b7,x:b2,y:b3,",
"03000000de280000ff11000001000000,Valve Streaming Gamepad,a:b0,b:b1,back:b6,dpdown:h0.4,dpleft:h0.8,dpright:h0.2,dpup:h0.1,guide:b8,leftshoulder:b4,leftstick:b9,lefttrigger:a2,leftx:a0,lefty:a1,rightshoulder:b5,rightstick:b10,righttrigger:a5,rightx:a3,righty:a4,start:b7,x:b2,y:b3,",
"030000005e0400001907000000010000,X360 Wireless Controller,a:b0,b:b1,back:b6,dpdown:b14,dpleft:b11,dpright:b12,dpup:b13,guide:b8,leftshoulder:b4,leftstick:b9,lefttrigger:a2,leftx:a0,lefty:a1,rightshoulder:b5,rightstick:b10,righttrigger:a5,rightx:a3,righty:a4,start:b7,x:b2,y:b3,",
"030000005e0400009102000007010000,X360 Wireless Controller,a:b0,b:b1,back:b6,dpdown:b14,dpleft:b11,dpright:b12,dpup:b13,guide:b8,leftshoulder:b4,leftstick:b9,lefttrigger:a2,leftx:a0,lefty:a1,rightshoulder:b5,rightstick:b10,righttrigger:a5,rightx:a3,righty:a4,start:b7,x:b2,y:b3,",
"xinput,XInput Controller,a:b0,b:b1,back:b6,dpdown:h0.4,dpleft:h0.8,dpright:h0.2,dpup:h0.1,guide:b8,leftshoulder:b4,leftstick:b9,lefttrigger:a2,leftx:a0,lefty:a1,rightshoulder:b5,rightstick:b10,righttrigger:a5,rightx:a3,righty:a4,start:b7,x:b2,y:b3,",
"030000005e040000d102000001010000,Xbox One Wireless Controller,a:b0,b:b1,back:b6,dpdown:h0.4,dpleft:h0.8,dpright:h0.2,dpup:h0.1,guide:b8,leftshoulder:b4,leftstick:b9,lefttrigger:a2,leftx:a0,lefty:a1,rightshoulder:b5,rightstick:b10,righttrigger:a5,rightx:a3,righty:a4,start:b7,x:b2,y:b3,",
#endif