diff options
Diffstat (limited to '3rdparty/SDL2/src/joystick/haiku/SDL_haikujoystick.cc')
-rw-r--r-- | 3rdparty/SDL2/src/joystick/haiku/SDL_haikujoystick.cc | 274 |
1 files changed, 0 insertions, 274 deletions
diff --git a/3rdparty/SDL2/src/joystick/haiku/SDL_haikujoystick.cc b/3rdparty/SDL2/src/joystick/haiku/SDL_haikujoystick.cc deleted file mode 100644 index a680189c737..00000000000 --- a/3rdparty/SDL2/src/joystick/haiku/SDL_haikujoystick.cc +++ /dev/null @@ -1,274 +0,0 @@ -/* - Simple DirectMedia Layer - Copyright (C) 1997-2016 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_HAIKU - -/* This is the Haiku implementation of the SDL joystick API */ - -#include <os/support/String.h> -#include <os/device/Joystick.h> - -extern "C" -{ - -#include "SDL_joystick.h" -#include "../SDL_sysjoystick.h" -#include "../SDL_joystick_c.h" - - -/* The maximum number of joysticks we'll detect */ -#define MAX_JOYSTICKS 16 - -/* A list of available joysticks */ - static char *SDL_joyport[MAX_JOYSTICKS]; - static char *SDL_joyname[MAX_JOYSTICKS]; - -/* The private structure used to keep track of a joystick */ - struct joystick_hwdata - { - BJoystick *stick; - uint8 *new_hats; - int16 *new_axes; - }; - - static int SDL_SYS_numjoysticks = 0; - -/* Function to scan the system for joysticks. - * Joystick 0 should be the system default joystick. - * It should return 0, or -1 on an unrecoverable fatal error. - */ - int SDL_SYS_JoystickInit(void) - { - BJoystick joystick; - int i; - int32 nports; - char name[B_OS_NAME_LENGTH]; - - /* Search for attached joysticks */ - nports = joystick.CountDevices(); - SDL_SYS_numjoysticks = 0; - SDL_memset(SDL_joyport, 0, (sizeof SDL_joyport)); - SDL_memset(SDL_joyname, 0, (sizeof SDL_joyname)); - for (i = 0; (SDL_SYS_numjoysticks < MAX_JOYSTICKS) && (i < nports); ++i) - { - if (joystick.GetDeviceName(i, name) == B_OK) { - if (joystick.Open(name) != B_ERROR) { - BString stick_name; - joystick.GetControllerName(&stick_name); - SDL_joyport[SDL_SYS_numjoysticks] = SDL_strdup(name); - SDL_joyname[SDL_SYS_numjoysticks] = SDL_strdup(stick_name.String()); - SDL_SYS_numjoysticks++; - joystick.Close(); - } - } - } - return (SDL_SYS_numjoysticks); - } - - int SDL_SYS_NumJoysticks() - { - return SDL_SYS_numjoysticks; - } - - void SDL_SYS_JoystickDetect() - { - } - -/* Function to get the device-dependent name of a joystick */ - const char *SDL_SYS_JoystickNameForDeviceIndex(int device_index) - { - return SDL_joyname[device_index]; - } - -/* Function to perform the mapping from device index to the instance id for this index */ - SDL_JoystickID SDL_SYS_GetInstanceIdOfDeviceIndex(int device_index) - { - return device_index; - } - -/* Function to open a joystick for use. - The joystick to open is specified by the device index. - This should fill the nbuttons and naxes fields of the joystick structure. - It returns 0, or -1 if there is an error. - */ - int SDL_SYS_JoystickOpen(SDL_Joystick * joystick, int device_index) - { - BJoystick *stick; - - /* Create the joystick data structure */ - joystick->instance_id = device_index; - joystick->hwdata = (struct joystick_hwdata *) - SDL_malloc(sizeof(*joystick->hwdata)); - if (joystick->hwdata == NULL) { - return SDL_OutOfMemory(); - } - SDL_memset(joystick->hwdata, 0, sizeof(*joystick->hwdata)); - stick = new BJoystick; - joystick->hwdata->stick = stick; - - /* Open the requested joystick for use */ - if (stick->Open(SDL_joyport[device_index]) == B_ERROR) { - SDL_SYS_JoystickClose(joystick); - return SDL_SetError("Unable to open joystick"); - } - - /* Set the joystick to calibrated mode */ - stick->EnableCalibration(); - - /* Get the number of buttons, hats, and axes on the joystick */ - joystick->nbuttons = stick->CountButtons(); - joystick->naxes = stick->CountAxes(); - joystick->nhats = stick->CountHats(); - - joystick->hwdata->new_axes = (int16 *) - SDL_malloc(joystick->naxes * sizeof(int16)); - joystick->hwdata->new_hats = (uint8 *) - SDL_malloc(joystick->nhats * sizeof(uint8)); - if (!joystick->hwdata->new_hats || !joystick->hwdata->new_axes) { - SDL_SYS_JoystickClose(joystick); - return SDL_OutOfMemory(); - } - - /* We're done! */ - return (0); - } - -/* Function to determine if this joystick is attached to the system right now */ - SDL_bool SDL_SYS_JoystickAttached(SDL_Joystick *joystick) - { - return SDL_TRUE; - } - -/* Function to update the state of a joystick - called as a device poll. - * This function shouldn't update the joystick structure directly, - * but instead should call SDL_PrivateJoystick*() to deliver events - * and update joystick device state. - */ - void SDL_SYS_JoystickUpdate(SDL_Joystick * joystick) - { - static const Uint8 hat_map[9] = { - SDL_HAT_CENTERED, - SDL_HAT_UP, - SDL_HAT_RIGHTUP, - SDL_HAT_RIGHT, - SDL_HAT_RIGHTDOWN, - SDL_HAT_DOWN, - SDL_HAT_LEFTDOWN, - SDL_HAT_LEFT, - SDL_HAT_LEFTUP - }; - const int JITTER = (32768 / 10); /* 10% jitter threshold (ok?) */ - - BJoystick *stick; - int i, change; - int16 *axes; - uint8 *hats; - uint32 buttons; - - /* Set up data pointers */ - stick = joystick->hwdata->stick; - axes = joystick->hwdata->new_axes; - hats = joystick->hwdata->new_hats; - - /* Get the new joystick state */ - stick->Update(); - stick->GetAxisValues(axes); - stick->GetHatValues(hats); - buttons = stick->ButtonValues(); - - /* Generate axis motion events */ - for (i = 0; i < joystick->naxes; ++i) { - change = ((int32) axes[i] - joystick->axes[i]); - if ((change > JITTER) || (change < -JITTER)) { - SDL_PrivateJoystickAxis(joystick, i, axes[i]); - } - } - - /* Generate hat change events */ - for (i = 0; i < joystick->nhats; ++i) { - if (hats[i] != joystick->hats[i]) { - SDL_PrivateJoystickHat(joystick, i, hat_map[hats[i]]); - } - } - - /* Generate button events */ - for (i = 0; i < joystick->nbuttons; ++i) { - if ((buttons & 0x01) != joystick->buttons[i]) { - SDL_PrivateJoystickButton(joystick, i, (buttons & 0x01)); - } - buttons >>= 1; - } - } - -/* Function to close a joystick after use */ - void SDL_SYS_JoystickClose(SDL_Joystick * joystick) - { - if (joystick->hwdata) { - joystick->hwdata->stick->Close(); - delete joystick->hwdata->stick; - SDL_free(joystick->hwdata->new_hats); - SDL_free(joystick->hwdata->new_axes); - SDL_free(joystick->hwdata); - } - } - -/* Function to perform any system-specific joystick related cleanup */ - void SDL_SYS_JoystickQuit(void) - { - int i; - - for (i = 0; SDL_joyport[i]; ++i) { - SDL_free(SDL_joyport[i]); - } - SDL_joyport[0] = NULL; - - for (i = 0; SDL_joyname[i]; ++i) { - SDL_free(SDL_joyname[i]); - } - SDL_joyname[0] = NULL; - } - - SDL_JoystickGUID SDL_SYS_JoystickGetDeviceGUID( int device_index ) - { - SDL_JoystickGUID guid; - /* the GUID is just the first 16 chars of the name for now */ - const char *name = SDL_SYS_JoystickNameForDeviceIndex( device_index ); - SDL_zero( guid ); - SDL_memcpy( &guid, name, SDL_min( sizeof(guid), SDL_strlen( name ) ) ); - return guid; - } - - SDL_JoystickGUID SDL_SYS_JoystickGetGUID(SDL_Joystick * joystick) - { - SDL_JoystickGUID guid; - /* the GUID is just the first 16 chars of the name for now */ - const char *name = joystick->name; - SDL_zero( guid ); - SDL_memcpy( &guid, name, SDL_min( sizeof(guid), SDL_strlen( name ) ) ); - return guid; - } - -}; // extern "C" - -#endif /* SDL_JOYSTICK_HAIKU */ - -/* vi: set ts=4 sw=4 expandtab: */ |