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Commit de280569 authored by Timo Zuccarello's avatar Timo Zuccarello Committed by Alexandre Julliard
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winebus: Optionally split joysticks with more than 6 axes.

Add registry option "Split Controllers" and optionally split joysticks with more than 6 axes to improve compatibility with applications that do not support more than 6 axes where on Windows a driver would be installed that splits the device. Signed-off-by: 's avatarTimo Zuccarello <timo@zuccarello.eu> Signed-off-by: 's avatarRémi Bernon <rbernon@codeweavers.com>
parent e1083de9
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Showing with 63 additions and 13 deletions
dlls/winebus.sys/bus_sdl.c
View file @ de280569
......@@ -28,6 +28,7 @@
#include <fcntl.h>
#include <stdarg.h>
#include <stdlib.h>
#include <stdio.h>
#include <unistd.h>
#include <sys/types.h>
#include <dlfcn.h>
......@@ -143,6 +144,7 @@ struct sdl_device
int effect_ids[256];
int effect_state[256];
LONG effect_flags;
int axis_offset;
};
static inline struct sdl_device *impl_from_unix_device(struct unix_device *iface)
......@@ -155,7 +157,21 @@ static struct sdl_device *find_device_from_id(SDL_JoystickID id)
struct sdl_device *impl;
LIST_FOR_EACH_ENTRY(impl, &device_list, struct sdl_device, unix_device.entry)
if (impl->id == id) return impl;
if (impl->id == id && impl->axis_offset == 0) return impl;
return NULL;
}
static struct sdl_device *find_device_from_id_and_axis(SDL_JoystickID id, int axis)
{
struct sdl_device *impl;
LIST_FOR_EACH_ENTRY(impl, &device_list, struct sdl_device, unix_device.entry)
{
USHORT count = impl->unix_device.hid_device_state.abs_axis_count;
if (impl->id == id && impl->axis_offset <= axis && impl->axis_offset + count > axis)
return impl;
}
return NULL;
}
......@@ -184,7 +200,7 @@ static BOOL descriptor_add_haptic(struct sdl_device *impl)
USHORT i, count = 0;
USAGE usages[16];
if (!pSDL_JoystickIsHaptic(impl->sdl_joystick) ||
if (impl->axis_offset > 0 || !pSDL_JoystickIsHaptic(impl->sdl_joystick) ||
!(impl->sdl_haptic = pSDL_HapticOpenFromJoystick(impl->sdl_joystick)))
impl->effect_support = 0;
else
......@@ -196,7 +212,7 @@ static BOOL descriptor_add_haptic(struct sdl_device *impl)
impl->effect_support |= WINE_SDL_HAPTIC_RUMBLE;
}
if (pSDL_JoystickRumble && !pSDL_JoystickRumble(impl->sdl_joystick, 0, 0, 0))
if (impl->axis_offset == 0 && pSDL_JoystickRumble && !pSDL_JoystickRumble(impl->sdl_joystick, 0, 0, 0))
impl->effect_support |= WINE_SDL_JOYSTICK_RUMBLE;
if (impl->effect_support & EFFECT_SUPPORT_HAPTICS)
......@@ -262,6 +278,7 @@ static NTSTATUS build_joystick_report_descriptor(struct unix_device *iface)
USAGE_AND_PAGE physical_usage;
axis_count = pSDL_JoystickNumAxes(impl->sdl_joystick);
if (options.split_controllers) axis_count = min(6, axis_count - impl->axis_offset);
if (axis_count > ARRAY_SIZE(absolute_usages))
{
FIXME("More than %zu absolute axes found, ignoring.\n", ARRAY_SIZE(absolute_usages));
......@@ -275,8 +292,16 @@ static NTSTATUS build_joystick_report_descriptor(struct unix_device *iface)
ball_count = ARRAY_SIZE(relative_usages) / 2;
}
if (impl->axis_offset == 0)
{
hat_count = pSDL_JoystickNumHats(impl->sdl_joystick);
button_count = pSDL_JoystickNumButtons(impl->sdl_joystick);
}
else
{
hat_count = 0;
button_count = 0;
}
if (!pSDL_JoystickGetType) physical_usage = device_usage;
else switch (pSDL_JoystickGetType(impl->sdl_joystick))
......@@ -902,8 +927,9 @@ static void sdl_add_device(unsigned int index)
SDL_JoystickID id;
SDL_JoystickGUID guid;
SDL_GameController *controller = NULL;
const char *str;
char guid_str[33];
const char *product;
char guid_str[33], buffer[ARRAY_SIZE(desc.product)];
int axis_count, axis_offset;
if ((joystick = pSDL_JoystickOpen(index)) == NULL)
{
......@@ -914,9 +940,9 @@ static void sdl_add_device(unsigned int index)
if (options.map_controllers && pSDL_IsGameController(index))
controller = pSDL_GameControllerOpen(index);
if (controller) str = pSDL_GameControllerName(controller);
else str = pSDL_JoystickName(joystick);
if (str) ntdll_umbstowcs(str, strlen(str) + 1, desc.product, ARRAY_SIZE(desc.product));
if (controller) product = pSDL_GameControllerName(controller);
else product = pSDL_JoystickName(joystick);
if (!product) product = "Joystick";
id = pSDL_JoystickInstanceID(joystick);
......@@ -936,25 +962,35 @@ static void sdl_add_device(unsigned int index)
pSDL_JoystickGetGUIDString(guid, guid_str, sizeof(guid_str));
ntdll_umbstowcs(guid_str, strlen(guid_str) + 1, desc.serialnumber, ARRAY_SIZE(desc.serialnumber));
if (controller) desc.is_gamepad = TRUE;
if (controller)
{
desc.is_gamepad = TRUE;
axis_count = 6;
}
else
{
int button_count, axis_count;
int button_count = pSDL_JoystickNumButtons(joystick);
axis_count = pSDL_JoystickNumAxes(joystick);
button_count = pSDL_JoystickNumButtons(joystick);
desc.is_gamepad = (axis_count == 6 && button_count >= 14);
}
TRACE("%s id %d, desc %s.\n", controller ? "controller" : "joystick", id, debugstr_device_desc(&desc));
for (axis_offset = 0; axis_offset < axis_count; axis_offset += (options.split_controllers ? 6 : axis_count))
{
if (!axis_offset) strcpy(buffer, product);
else snprintf(buffer, ARRAY_SIZE(buffer), "%s %d", product, axis_offset / 6);
ntdll_umbstowcs(buffer, strlen(buffer) + 1, desc.product, ARRAY_SIZE(desc.product));
TRACE("%s id %d, axis_offset %u, desc %s.\n", controller ? "controller" : "joystick", id, axis_offset, debugstr_device_desc(&desc));
if (!(impl = hid_device_create(&sdl_device_vtbl, sizeof(struct sdl_device)))) return;
list_add_tail(&device_list, &impl->unix_device.entry);
impl->sdl_joystick = joystick;
impl->sdl_controller = controller;
impl->id = id;
impl->axis_offset = axis_offset;
bus_event_queue_device_created(&event_queue, &impl->unix_device, &desc);
}
}
static void process_device_event(SDL_Event *event)
......@@ -975,6 +1011,17 @@ static void process_device_event(SDL_Event *event)
if (impl) bus_event_queue_device_removed(&event_queue, &impl->unix_device);
else WARN("failed to find device with id %d\n", id);
}
else if (event->type == SDL_JOYAXISMOTION && options.split_controllers)
{
id = event->jaxis.which;
impl = find_device_from_id_and_axis(id, event->jaxis.axis);
if (!impl) WARN("failed to find device with id %d for axis %d\n", id, event->jaxis.axis);
else
{
event->jaxis.axis -= impl->axis_offset;
set_report_from_joystick_event(impl, event);
}
}
else if (event->type >= SDL_JOYAXISMOTION && event->type <= SDL_JOYBUTTONUP)
{
id = ((SDL_JoyButtonEvent *)event)->which;
......
dlls/winebus.sys/main.c
View file @ de280569
......@@ -720,6 +720,8 @@ static NTSTATUS sdl_driver_init(void)
};
NTSTATUS status;
bus_options.split_controllers = check_bus_option(L"Split Controllers", 0);
if (bus_options.split_controllers) TRACE("SDL controller splitting enabled\n");
bus_options.map_controllers = check_bus_option(L"Map Controllers", 1);
if (!bus_options.map_controllers) TRACE("SDL controller to XInput HID gamepad mapping disabled\n");
sdl_bus_load_mappings(&bus_options);
......
dlls/winebus.sys/unixlib.h
View file @ de280569
......@@ -46,6 +46,7 @@ struct device_desc
struct sdl_bus_options
{
BOOL split_controllers;
BOOL map_controllers;
/* freed after bus_init */
UINT mappings_count;
......
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