src/joystick/win32/SDL_dxjoystick.c
author Sam Lantinga <slouken@libsdl.org>
Sun, 15 Jul 2007 01:51:11 +0000
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permissions -rw-r--r--
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/*
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    SDL - Simple DirectMedia Layer
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    Copyright (C) 1997-2006 Sam Lantinga
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    This library is free software; you can redistribute it and/or
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    modify it under the terms of the GNU Lesser General Public
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    License as published by the Free Software Foundation; either
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    version 2.1 of the License, or (at your option) any later version.
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    This library is distributed in the hope that it will be useful,
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    but WITHOUT ANY WARRANTY; without even the implied warranty of
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    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
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    Lesser General Public License for more details.
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    You should have received a copy of the GNU Lesser General Public
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    License along with this library; if not, write to the Free Software
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    Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
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    Sam Lantinga
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    slouken@libsdl.org
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*/
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#include "SDL_config.h"
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#ifdef SDL_JOYSTICK_DINPUT
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/* DirectInput joystick driver; written by Glenn Maynard, based on Andrei de
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 * A. Formiga's WINMM driver. 
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 *
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 * Hats and sliders are completely untested; the app I'm writing this for mostly
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 * doesn't use them and I don't own any joysticks with them. 
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 *
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 * We don't bother to use event notification here.  It doesn't seem to work
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 * with polled devices, and it's fine to call IDirectInputDevice2_GetDeviceData and
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 * let it return 0 events. */
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#include "SDL_error.h"
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#include "SDL_events.h"
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#include "SDL_joystick.h"
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#include "../SDL_sysjoystick.h"
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#include "../SDL_joystick_c.h"
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#define WIN32_LEAN_AND_MEAN
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#include <windows.h>
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#define DIRECTINPUT_VERSION 0x0500
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#include <dinput.h>
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#ifdef _MSC_VER
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    /* Used for the c_dfDIJoystick2 symbol (no imports are used) */
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#   pragma comment (lib, "dinput.lib")
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#endif
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#include <dxerr9.h>             /* From DirectX SDK 9c */
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#ifdef _MSC_VER
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#   pragma comment (lib, "dxerr9.lib")
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#endif
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/* an ISO hack for VisualC++ */
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#ifdef _MSC_VER
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#define   snprintf	_snprintf
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#endif
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#define INPUT_QSIZE	32      /* Buffer up to 32 input messages */
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#define MAX_JOYSTICKS	8
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#define MAX_INPUTS	256     /* each joystick can have up to 256 inputs */
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#define AXIS_MIN	-32768  /* minimum value for axis coordinate */
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#define AXIS_MAX	32767   /* maximum value for axis coordinate */
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#define JOY_AXIS_THRESHOLD	(((AXIS_MAX)-(AXIS_MIN))/100)   /* 1% motion */
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/* external variables referenced. */
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extern HINSTANCE SDL_Instance;
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extern HWND SDL_Window;
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/* local variables */
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static LPDIRECTINPUT dinput = NULL;
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extern HRESULT(WINAPI * DInputCreate) (HINSTANCE hinst, DWORD dwVersion,
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                                       LPDIRECTINPUT * ppDI,
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                                       LPUNKNOWN punkOuter);
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static DIDEVICEINSTANCE SYS_Joystick[MAX_JOYSTICKS];    /* array to hold joystick ID values */
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static int SYS_NumJoysticks;
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static HINSTANCE DInputDLL = NULL;
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/* local prototypes */
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static void SetDIerror(const char *function, HRESULT code);
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static BOOL CALLBACK EnumJoysticksCallback(const DIDEVICEINSTANCE *
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                                           pdidInstance, VOID * pContext);
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static BOOL CALLBACK EnumDevObjectsCallback(LPCDIDEVICEOBJECTINSTANCE dev,
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                                            LPVOID pvRef);
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static Uint8 TranslatePOV(DWORD value);
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static int SDL_PrivateJoystickAxis_Int(SDL_Joystick * joystick, Uint8 axis,
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                                       Sint16 value);
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static int SDL_PrivateJoystickHat_Int(SDL_Joystick * joystick, Uint8 hat,
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                                      Uint8 value);
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static int SDL_PrivateJoystickButton_Int(SDL_Joystick * joystick,
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                                         Uint8 button, Uint8 state);
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/* local types */
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typedef enum Type
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{ BUTTON, AXIS, HAT } Type;
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typedef struct input_t
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{
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    /* DirectInput offset for this input type: */
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    DWORD ofs;
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    /* Button, axis or hat: */
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    Type type;
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    /* SDL input offset: */
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    Uint8 num;
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} input_t;
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/* The private structure used to keep track of a joystick */
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struct joystick_hwdata
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{
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    LPDIRECTINPUTDEVICE2 InputDevice;
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    DIDEVCAPS Capabilities;
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    int buffered;
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    input_t Inputs[MAX_INPUTS];
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    int NumInputs;
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};
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/* Convert a DirectInput return code to a text message */
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static void
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SetDIerror(const char *function, HRESULT code)
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{
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    SDL_SetError("%s() [%s]: %s", function,
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                 DXGetErrorString9(code), DXGetErrorDescription9(code));
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}
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/* Function to scan the system for joysticks.
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 * This function should set SDL_numjoysticks to the number of available
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 * joysticks.  Joystick 0 should be the system default joystick.
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 * It should return 0, or -1 on an unrecoverable fatal error.
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 */
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int
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SDL_SYS_JoystickInit(void)
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{
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    HRESULT result;
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    SYS_NumJoysticks = 0;
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    result = CoInitialize(NULL);
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    if (FAILED(result)) {
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        SetDIerror("CoInitialize", result);
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        return (-1);
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    }
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    result = CoCreateInstance(&CLSID_DirectInput, NULL, CLSCTX_INPROC_SERVER,
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                              &IID_IDirectInput, &dinput);
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    if (FAILED(result)) {
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        SetDIerror("CoCreateInstance", result);
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        return (-1);
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    }
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    /* Because we used CoCreateInstance, we need to Initialize it, first. */
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    result =
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        IDirectInput_Initialize(dinput, SDL_Instance, DIRECTINPUT_VERSION);
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    if (FAILED(result)) {
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        SetDIerror("IDirectInput::Initialize", result);
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        return (-1);
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    }
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    /* Look for joysticks, wheels, head trackers, gamepads, etc.. */
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    result = IDirectInput_EnumDevices(dinput,
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                                      DIDEVTYPE_JOYSTICK,
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                                      EnumJoysticksCallback,
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                                      NULL, DIEDFL_ATTACHEDONLY);
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    return SYS_NumJoysticks;
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}
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static BOOL CALLBACK
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EnumJoysticksCallback(const DIDEVICEINSTANCE * pdidInstance, VOID * pContext)
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{
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    memcpy(&SYS_Joystick[SYS_NumJoysticks], pdidInstance,
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           sizeof(DIDEVICEINSTANCE));
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    SYS_NumJoysticks++;
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    if (SYS_NumJoysticks >= MAX_JOYSTICKS)
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        return DIENUM_STOP;
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    return DIENUM_CONTINUE;
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}
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/* Function to get the device-dependent name of a joystick */
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const char *
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SDL_SYS_JoystickName(int index)
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{
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        /***-> test for invalid index ? */
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    return (SYS_Joystick[index].tszProductName);
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}
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/* Function to open a joystick for use.
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   The joystick to open is specified by the index field of the joystick.
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   This should fill the nbuttons and naxes fields of the joystick structure.
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   It returns 0, or -1 if there is an error.
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 */
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int
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SDL_SYS_JoystickOpen(SDL_Joystick * joystick)
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{
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    HRESULT result;
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    LPDIRECTINPUTDEVICE device;
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    DIPROPDWORD dipdw;
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    ZeroMemory(&dipdw, sizeof(DIPROPDWORD));
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    dipdw.diph.dwSize = sizeof(DIPROPDWORD);
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    dipdw.diph.dwHeaderSize = sizeof(DIPROPHEADER);
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    /* allocate memory for system specific hardware data */
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    joystick->hwdata =
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        (struct joystick_hwdata *) malloc(sizeof(struct joystick_hwdata));
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    if (joystick->hwdata == NULL) {
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        SDL_OutOfMemory();
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        return (-1);
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    }
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    ZeroMemory(joystick->hwdata, sizeof(struct joystick_hwdata));
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    joystick->hwdata->buffered = 1;
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    joystick->hwdata->Capabilities.dwSize = sizeof(DIDEVCAPS);
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    result =
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        IDirectInput_CreateDevice(dinput,
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                                  &SYS_Joystick[joystick->index].
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                                  guidInstance, &device, NULL);
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    if (FAILED(result)) {
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        SetDIerror("IDirectInput::CreateDevice", result);
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        return (-1);
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    }
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    /* Now get the IDirectInputDevice2 interface, instead. */
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    result = IDirectInputDevice_QueryInterface(device,
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                                               &IID_IDirectInputDevice2,
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                                               (LPVOID *) & joystick->
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                                               hwdata->InputDevice);
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    /* We are done with this object.  Use the stored one from now on. */
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    IDirectInputDevice_Release(device);
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    if (FAILED(result)) {
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        SetDIerror("IDirectInputDevice::QueryInterface", result);
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        return (-1);
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    }
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    /* Aquire shared access. Exclusive access is required for forces,
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     * though. */
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    result =
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        IDirectInputDevice2_SetCooperativeLevel(joystick->hwdata->
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                                                InputDevice, SDL_Window,
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                                                DISCL_EXCLUSIVE |
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                                                DISCL_BACKGROUND);
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    if (FAILED(result)) {
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        SetDIerror("IDirectInputDevice2::SetCooperativeLevel", result);
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        return (-1);
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    }
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    /* Use the extended data structure: DIJOYSTATE2. */
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    result =
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        IDirectInputDevice2_SetDataFormat(joystick->hwdata->InputDevice,
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   264
                                          &c_dfDIJoystick2);
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   265
    if (FAILED(result)) {
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        SetDIerror("IDirectInputDevice2::SetDataFormat", result);
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        return (-1);
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   268
    }
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   269
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    /* Get device capabilities */
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    result =
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        IDirectInputDevice2_GetCapabilities(joystick->hwdata->InputDevice,
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                                            &joystick->hwdata->Capabilities);
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   274
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    if (FAILED(result)) {
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        SetDIerror("IDirectInputDevice2::GetCapabilities", result);
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        return (-1);
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    }
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    /* Force capable? */
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   281
    if (joystick->hwdata->Capabilities.dwFlags & DIDC_FORCEFEEDBACK) {
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   282
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        result = IDirectInputDevice2_Acquire(joystick->hwdata->InputDevice);
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        if (FAILED(result)) {
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            SetDIerror("IDirectInputDevice2::Acquire", result);
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            return (-1);
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        }
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   289
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        /* reset all accuators. */
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        result =
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            IDirectInputDevice2_SendForceFeedbackCommand(joystick->hwdata->
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   293
                                                         InputDevice,
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                                                         DISFFC_RESET);
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   295
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        if (FAILED(result)) {
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            SetDIerror("IDirectInputDevice2::SendForceFeedbackCommand",
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   298
                       result);
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   299
            return (-1);
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   300
        }
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   301
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        result = IDirectInputDevice2_Unacquire(joystick->hwdata->InputDevice);
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   303
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   304
        if (FAILED(result)) {
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   305
            SetDIerror("IDirectInputDevice2::Unacquire", result);
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            return (-1);
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   307
        }
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   308
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   309
        /* Turn on auto-centering for a ForceFeedback device (until told
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         * otherwise). */
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        dipdw.diph.dwObj = 0;
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        dipdw.diph.dwHow = DIPH_DEVICE;
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        dipdw.dwData = DIPROPAUTOCENTER_ON;
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   314
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        result =
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            IDirectInputDevice2_SetProperty(joystick->hwdata->InputDevice,
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                                            DIPROP_AUTOCENTER, &dipdw.diph);
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   318
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        if (FAILED(result)) {
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            SetDIerror("IDirectInputDevice2::SetProperty", result);
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   321
            return (-1);
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   322
        }
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   323
    }
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   324
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   325
    /* What buttons and axes does it have? */
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diff changeset
   326
    IDirectInputDevice2_EnumObjects(joystick->hwdata->InputDevice,
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   327
                                    EnumDevObjectsCallback, joystick,
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                                    DIDFT_BUTTON | DIDFT_AXIS | DIDFT_POV);
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diff changeset
   329
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   330
    dipdw.diph.dwObj = 0;
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diff changeset
   331
    dipdw.diph.dwHow = DIPH_DEVICE;
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   332
    dipdw.dwData = INPUT_QSIZE;
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diff changeset
   333
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diff changeset
   334
    /* Set the buffer size */
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diff changeset
   335
    result =
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   336
        IDirectInputDevice2_SetProperty(joystick->hwdata->InputDevice,
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   337
                                        DIPROP_BUFFERSIZE, &dipdw.diph);
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diff changeset
   338
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diff changeset
   339
    if (result == DI_POLLEDDEVICE) {
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diff changeset
   340
        /* This device doesn't support buffering, so we're forced
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diff changeset
   341
         * to use less reliable polling. */
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   342
        joystick->hwdata->buffered = 0;
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diff changeset
   343
    } else if (FAILED(result)) {
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   344
        SetDIerror("IDirectInputDevice2::SetProperty", result);
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   345
        return (-1);
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diff changeset
   346
    }
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diff changeset
   347
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c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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   348
    return (0);
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parents:
diff changeset
   349
}
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   350
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   351
static BOOL CALLBACK
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   352
EnumDevObjectsCallback(LPCDIDEVICEOBJECTINSTANCE dev, LPVOID pvRef)
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   353
{
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   354
    SDL_Joystick *joystick = (SDL_Joystick *) pvRef;
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   355
    HRESULT result;
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diff changeset
   356
    input_t *in = &joystick->hwdata->Inputs[joystick->hwdata->NumInputs];
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diff changeset
   357
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   358
    in->ofs = dev->dwOfs;
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diff changeset
   359
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diff changeset
   360
    if (dev->dwType & DIDFT_BUTTON) {
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diff changeset
   361
        in->type = BUTTON;
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diff changeset
   362
        in->num = joystick->nbuttons;
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diff changeset
   363
        joystick->nbuttons++;
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diff changeset
   364
    } else if (dev->dwType & DIDFT_POV) {
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diff changeset
   365
        in->type = HAT;
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diff changeset
   366
        in->num = joystick->nhats;
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diff changeset
   367
        joystick->nhats++;
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diff changeset
   368
    } else if (dev->dwType & DIDFT_AXIS) {
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diff changeset
   369
        DIPROPRANGE diprg;
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diff changeset
   370
        DIPROPDWORD dilong;
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diff changeset
   371
fe19afb86473 Split acinclude.m4 into its component parts for easy updating
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diff changeset
   372
        in->type = AXIS;
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diff changeset
   373
        in->num = joystick->naxes;
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diff changeset
   374
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diff changeset
   375
        diprg.diph.dwSize = sizeof(diprg);
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diff changeset
   376
        diprg.diph.dwHeaderSize = sizeof(diprg.diph);
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diff changeset
   377
        diprg.diph.dwObj = dev->dwOfs;
fe19afb86473 Split acinclude.m4 into its component parts for easy updating
Sam Lantinga <slouken@libsdl.org>
parents: 1895
diff changeset
   378
        diprg.diph.dwHow = DIPH_BYOFFSET;
fe19afb86473 Split acinclude.m4 into its component parts for easy updating
Sam Lantinga <slouken@libsdl.org>
parents: 1895
diff changeset
   379
        diprg.lMin = AXIS_MIN;
fe19afb86473 Split acinclude.m4 into its component parts for easy updating
Sam Lantinga <slouken@libsdl.org>
parents: 1895
diff changeset
   380
        diprg.lMax = AXIS_MAX;
fe19afb86473 Split acinclude.m4 into its component parts for easy updating
Sam Lantinga <slouken@libsdl.org>
parents: 1895
diff changeset
   381
fe19afb86473 Split acinclude.m4 into its component parts for easy updating
Sam Lantinga <slouken@libsdl.org>
parents: 1895
diff changeset
   382
        result =
fe19afb86473 Split acinclude.m4 into its component parts for easy updating
Sam Lantinga <slouken@libsdl.org>
parents: 1895
diff changeset
   383
            IDirectInputDevice2_SetProperty(joystick->hwdata->InputDevice,
fe19afb86473 Split acinclude.m4 into its component parts for easy updating
Sam Lantinga <slouken@libsdl.org>
parents: 1895
diff changeset
   384
                                            DIPROP_RANGE, &diprg.diph);
fe19afb86473 Split acinclude.m4 into its component parts for easy updating
Sam Lantinga <slouken@libsdl.org>
parents: 1895
diff changeset
   385
        if (FAILED(result)) {
fe19afb86473 Split acinclude.m4 into its component parts for easy updating
Sam Lantinga <slouken@libsdl.org>
parents: 1895
diff changeset
   386
            return DIENUM_CONTINUE;     /* don't use this axis */
fe19afb86473 Split acinclude.m4 into its component parts for easy updating
Sam Lantinga <slouken@libsdl.org>
parents: 1895
diff changeset
   387
        }
fe19afb86473 Split acinclude.m4 into its component parts for easy updating
Sam Lantinga <slouken@libsdl.org>
parents: 1895
diff changeset
   388
fe19afb86473 Split acinclude.m4 into its component parts for easy updating
Sam Lantinga <slouken@libsdl.org>
parents: 1895
diff changeset
   389
        /* Set dead zone to 0. */
fe19afb86473 Split acinclude.m4 into its component parts for easy updating
Sam Lantinga <slouken@libsdl.org>
parents: 1895
diff changeset
   390
        dilong.diph.dwSize = sizeof(dilong);
fe19afb86473 Split acinclude.m4 into its component parts for easy updating
Sam Lantinga <slouken@libsdl.org>
parents: 1895
diff changeset
   391
        dilong.diph.dwHeaderSize = sizeof(dilong.diph);
fe19afb86473 Split acinclude.m4 into its component parts for easy updating
Sam Lantinga <slouken@libsdl.org>
parents: 1895
diff changeset
   392
        dilong.diph.dwObj = dev->dwOfs;
fe19afb86473 Split acinclude.m4 into its component parts for easy updating
Sam Lantinga <slouken@libsdl.org>
parents: 1895
diff changeset
   393
        dilong.diph.dwHow = DIPH_BYOFFSET;
fe19afb86473 Split acinclude.m4 into its component parts for easy updating
Sam Lantinga <slouken@libsdl.org>
parents: 1895
diff changeset
   394
        dilong.dwData = 0;
fe19afb86473 Split acinclude.m4 into its component parts for easy updating
Sam Lantinga <slouken@libsdl.org>
parents: 1895
diff changeset
   395
        result =
fe19afb86473 Split acinclude.m4 into its component parts for easy updating
Sam Lantinga <slouken@libsdl.org>
parents: 1895
diff changeset
   396
            IDirectInputDevice2_SetProperty(joystick->hwdata->InputDevice,
fe19afb86473 Split acinclude.m4 into its component parts for easy updating
Sam Lantinga <slouken@libsdl.org>
parents: 1895
diff changeset
   397
                                            DIPROP_DEADZONE, &dilong.diph);
fe19afb86473 Split acinclude.m4 into its component parts for easy updating
Sam Lantinga <slouken@libsdl.org>
parents: 1895
diff changeset
   398
        if (FAILED(result)) {
fe19afb86473 Split acinclude.m4 into its component parts for easy updating
Sam Lantinga <slouken@libsdl.org>
parents: 1895
diff changeset
   399
            return DIENUM_CONTINUE;     /* don't use this axis */
fe19afb86473 Split acinclude.m4 into its component parts for easy updating
Sam Lantinga <slouken@libsdl.org>
parents: 1895
diff changeset
   400
        }
fe19afb86473 Split acinclude.m4 into its component parts for easy updating
Sam Lantinga <slouken@libsdl.org>
parents: 1895
diff changeset
   401
fe19afb86473 Split acinclude.m4 into its component parts for easy updating
Sam Lantinga <slouken@libsdl.org>
parents: 1895
diff changeset
   402
        joystick->naxes++;
fe19afb86473 Split acinclude.m4 into its component parts for easy updating
Sam Lantinga <slouken@libsdl.org>
parents: 1895
diff changeset
   403
    } else {
fe19afb86473 Split acinclude.m4 into its component parts for easy updating
Sam Lantinga <slouken@libsdl.org>
parents: 1895
diff changeset
   404
        /* not supported at this time */
fe19afb86473 Split acinclude.m4 into its component parts for easy updating
Sam Lantinga <slouken@libsdl.org>
parents: 1895
diff changeset
   405
        return DIENUM_CONTINUE;
fe19afb86473 Split acinclude.m4 into its component parts for easy updating
Sam Lantinga <slouken@libsdl.org>
parents: 1895
diff changeset
   406
    }
fe19afb86473 Split acinclude.m4 into its component parts for easy updating
Sam Lantinga <slouken@libsdl.org>
parents: 1895
diff changeset
   407
fe19afb86473 Split acinclude.m4 into its component parts for easy updating
Sam Lantinga <slouken@libsdl.org>
parents: 1895
diff changeset
   408
    joystick->hwdata->NumInputs++;
fe19afb86473 Split acinclude.m4 into its component parts for easy updating
Sam Lantinga <slouken@libsdl.org>
parents: 1895
diff changeset
   409
fe19afb86473 Split acinclude.m4 into its component parts for easy updating
Sam Lantinga <slouken@libsdl.org>
parents: 1895
diff changeset
   410
    if (joystick->hwdata->NumInputs == MAX_INPUTS) {
fe19afb86473 Split acinclude.m4 into its component parts for easy updating
Sam Lantinga <slouken@libsdl.org>
parents: 1895
diff changeset
   411
        return DIENUM_STOP;     /* too many */
fe19afb86473 Split acinclude.m4 into its component parts for easy updating
Sam Lantinga <slouken@libsdl.org>
parents: 1895
diff changeset
   412
    }
fe19afb86473 Split acinclude.m4 into its component parts for easy updating
Sam Lantinga <slouken@libsdl.org>
parents: 1895
diff changeset
   413
fe19afb86473 Split acinclude.m4 into its component parts for easy updating
Sam Lantinga <slouken@libsdl.org>
parents: 1895
diff changeset
   414
    return DIENUM_CONTINUE;
fe19afb86473 Split acinclude.m4 into its component parts for easy updating
Sam Lantinga <slouken@libsdl.org>
parents: 1895
diff changeset
   415
}
fe19afb86473 Split acinclude.m4 into its component parts for easy updating
Sam Lantinga <slouken@libsdl.org>
parents: 1895
diff changeset
   416
fe19afb86473 Split acinclude.m4 into its component parts for easy updating
Sam Lantinga <slouken@libsdl.org>
parents: 1895
diff changeset
   417
/* Function to update the state of a joystick - called as a device poll.
fe19afb86473 Split acinclude.m4 into its component parts for easy updating
Sam Lantinga <slouken@libsdl.org>
parents: 1895
diff changeset
   418
 * This function shouldn't update the joystick structure directly,
fe19afb86473 Split acinclude.m4 into its component parts for easy updating
Sam Lantinga <slouken@libsdl.org>
parents: 1895
diff changeset
   419
 * but instead should call SDL_PrivateJoystick*() to deliver events
fe19afb86473 Split acinclude.m4 into its component parts for easy updating
Sam Lantinga <slouken@libsdl.org>
parents: 1895
diff changeset
   420
 * and update joystick device state.
fe19afb86473 Split acinclude.m4 into its component parts for easy updating
Sam Lantinga <slouken@libsdl.org>
parents: 1895
diff changeset
   421
 */
fe19afb86473 Split acinclude.m4 into its component parts for easy updating
Sam Lantinga <slouken@libsdl.org>
parents: 1895
diff changeset
   422
void
fe19afb86473 Split acinclude.m4 into its component parts for easy updating
Sam Lantinga <slouken@libsdl.org>
parents: 1895
diff changeset
   423
SDL_SYS_JoystickUpdate_Polled(SDL_Joystick * joystick)
fe19afb86473 Split acinclude.m4 into its component parts for easy updating
Sam Lantinga <slouken@libsdl.org>
parents: 1895
diff changeset
   424
{
fe19afb86473 Split acinclude.m4 into its component parts for easy updating
Sam Lantinga <slouken@libsdl.org>
parents: 1895
diff changeset
   425
    DIJOYSTATE2 state;
fe19afb86473 Split acinclude.m4 into its component parts for easy updating
Sam Lantinga <slouken@libsdl.org>
parents: 1895
diff changeset
   426
    HRESULT result;
fe19afb86473 Split acinclude.m4 into its component parts for easy updating
Sam Lantinga <slouken@libsdl.org>
parents: 1895
diff changeset
   427
    int i;
fe19afb86473 Split acinclude.m4 into its component parts for easy updating
Sam Lantinga <slouken@libsdl.org>
parents: 1895
diff changeset
   428
fe19afb86473 Split acinclude.m4 into its component parts for easy updating
Sam Lantinga <slouken@libsdl.org>
parents: 1895
diff changeset
   429
    result =
fe19afb86473 Split acinclude.m4 into its component parts for easy updating
Sam Lantinga <slouken@libsdl.org>
parents: 1895
diff changeset
   430
        IDirectInputDevice2_GetDeviceState(joystick->hwdata->InputDevice,
fe19afb86473 Split acinclude.m4 into its component parts for easy updating
Sam Lantinga <slouken@libsdl.org>
parents: 1895
diff changeset
   431
                                           sizeof(DIJOYSTATE2), &state);
fe19afb86473 Split acinclude.m4 into its component parts for easy updating
Sam Lantinga <slouken@libsdl.org>
parents: 1895
diff changeset
   432
    if (result == DIERR_INPUTLOST || result == DIERR_NOTACQUIRED) {
fe19afb86473 Split acinclude.m4 into its component parts for easy updating
Sam Lantinga <slouken@libsdl.org>
parents: 1895
diff changeset
   433
        IDirectInputDevice2_Acquire(joystick->hwdata->InputDevice);
fe19afb86473 Split acinclude.m4 into its component parts for easy updating
Sam Lantinga <slouken@libsdl.org>
parents: 1895
diff changeset
   434
        result =
fe19afb86473 Split acinclude.m4 into its component parts for easy updating
Sam Lantinga <slouken@libsdl.org>
parents: 1895
diff changeset
   435
            IDirectInputDevice2_GetDeviceState(joystick->hwdata->InputDevice,
fe19afb86473 Split acinclude.m4 into its component parts for easy updating
Sam Lantinga <slouken@libsdl.org>
parents: 1895
diff changeset
   436
                                               sizeof(DIJOYSTATE2), &state);
fe19afb86473 Split acinclude.m4 into its component parts for easy updating
Sam Lantinga <slouken@libsdl.org>
parents: 1895
diff changeset
   437
    }
fe19afb86473 Split acinclude.m4 into its component parts for easy updating
Sam Lantinga <slouken@libsdl.org>
parents: 1895
diff changeset
   438
fe19afb86473 Split acinclude.m4 into its component parts for easy updating
Sam Lantinga <slouken@libsdl.org>
parents: 1895
diff changeset
   439
    /* Set each known axis, button and POV. */
fe19afb86473 Split acinclude.m4 into its component parts for easy updating
Sam Lantinga <slouken@libsdl.org>
parents: 1895
diff changeset
   440
    for (i = 0; i < joystick->hwdata->NumInputs; ++i) {
fe19afb86473 Split acinclude.m4 into its component parts for easy updating
Sam Lantinga <slouken@libsdl.org>
parents: 1895
diff changeset
   441
        const input_t *in = &joystick->hwdata->Inputs[i];
fe19afb86473 Split acinclude.m4 into its component parts for easy updating
Sam Lantinga <slouken@libsdl.org>
parents: 1895
diff changeset
   442
fe19afb86473 Split acinclude.m4 into its component parts for easy updating
Sam Lantinga <slouken@libsdl.org>
parents: 1895
diff changeset
   443
        switch (in->type) {
fe19afb86473 Split acinclude.m4 into its component parts for easy updating
Sam Lantinga <slouken@libsdl.org>
parents: 1895
diff changeset
   444
        case AXIS:
fe19afb86473 Split acinclude.m4 into its component parts for easy updating
Sam Lantinga <slouken@libsdl.org>
parents: 1895
diff changeset
   445
            switch (in->ofs) {
fe19afb86473 Split acinclude.m4 into its component parts for easy updating
Sam Lantinga <slouken@libsdl.org>
parents: 1895
diff changeset
   446
            case DIJOFS_X:
fe19afb86473 Split acinclude.m4 into its component parts for easy updating
Sam Lantinga <slouken@libsdl.org>
parents: 1895
diff changeset
   447
                SDL_PrivateJoystickAxis_Int(joystick, in->num,
fe19afb86473 Split acinclude.m4 into its component parts for easy updating
Sam Lantinga <slouken@libsdl.org>
parents: 1895
diff changeset
   448
                                            (Sint16) state.lX);
fe19afb86473 Split acinclude.m4 into its component parts for easy updating
Sam Lantinga <slouken@libsdl.org>
parents: 1895
diff changeset
   449
                break;
fe19afb86473 Split acinclude.m4 into its component parts for easy updating
Sam Lantinga <slouken@libsdl.org>
parents: 1895
diff changeset
   450
            case DIJOFS_Y:
fe19afb86473 Split acinclude.m4 into its component parts for easy updating
Sam Lantinga <slouken@libsdl.org>
parents: 1895
diff changeset
   451
                SDL_PrivateJoystickAxis_Int(joystick, in->num,
fe19afb86473 Split acinclude.m4 into its component parts for easy updating
Sam Lantinga <slouken@libsdl.org>
parents: 1895
diff changeset
   452
                                            (Sint16) state.lY);
fe19afb86473 Split acinclude.m4 into its component parts for easy updating
Sam Lantinga <slouken@libsdl.org>
parents: 1895
diff changeset
   453
                break;
fe19afb86473 Split acinclude.m4 into its component parts for easy updating
Sam Lantinga <slouken@libsdl.org>
parents: 1895
diff changeset
   454
            case DIJOFS_Z:
fe19afb86473 Split acinclude.m4 into its component parts for easy updating
Sam Lantinga <slouken@libsdl.org>
parents: 1895
diff changeset
   455
                SDL_PrivateJoystickAxis_Int(joystick, in->num,
fe19afb86473 Split acinclude.m4 into its component parts for easy updating
Sam Lantinga <slouken@libsdl.org>
parents: 1895
diff changeset
   456
                                            (Sint16) state.lZ);
fe19afb86473 Split acinclude.m4 into its component parts for easy updating
Sam Lantinga <slouken@libsdl.org>
parents: 1895
diff changeset
   457
                break;
fe19afb86473 Split acinclude.m4 into its component parts for easy updating
Sam Lantinga <slouken@libsdl.org>
parents: 1895
diff changeset
   458
            case DIJOFS_RX:
fe19afb86473 Split acinclude.m4 into its component parts for easy updating
Sam Lantinga <slouken@libsdl.org>
parents: 1895
diff changeset
   459
                SDL_PrivateJoystickAxis_Int(joystick, in->num,
fe19afb86473 Split acinclude.m4 into its component parts for easy updating
Sam Lantinga <slouken@libsdl.org>
parents: 1895
diff changeset
   460
                                            (Sint16) state.lRx);
fe19afb86473 Split acinclude.m4 into its component parts for easy updating
Sam Lantinga <slouken@libsdl.org>
parents: 1895
diff changeset
   461
                break;
fe19afb86473 Split acinclude.m4 into its component parts for easy updating
Sam Lantinga <slouken@libsdl.org>
parents: 1895
diff changeset
   462
            case DIJOFS_RY:
fe19afb86473 Split acinclude.m4 into its component parts for easy updating
Sam Lantinga <slouken@libsdl.org>
parents: 1895
diff changeset
   463
                SDL_PrivateJoystickAxis_Int(joystick, in->num,
fe19afb86473 Split acinclude.m4 into its component parts for easy updating
Sam Lantinga <slouken@libsdl.org>
parents: 1895
diff changeset
   464
                                            (Sint16) state.lRy);
fe19afb86473 Split acinclude.m4 into its component parts for easy updating
Sam Lantinga <slouken@libsdl.org>
parents: 1895
diff changeset
   465
                break;
fe19afb86473 Split acinclude.m4 into its component parts for easy updating
Sam Lantinga <slouken@libsdl.org>
parents: 1895
diff changeset
   466
            case DIJOFS_RZ:
fe19afb86473 Split acinclude.m4 into its component parts for easy updating
Sam Lantinga <slouken@libsdl.org>
parents: 1895
diff changeset
   467
                SDL_PrivateJoystickAxis_Int(joystick, in->num,
fe19afb86473 Split acinclude.m4 into its component parts for easy updating
Sam Lantinga <slouken@libsdl.org>
parents: 1895
diff changeset
   468
                                            (Sint16) state.lRz);
fe19afb86473 Split acinclude.m4 into its component parts for easy updating
Sam Lantinga <slouken@libsdl.org>
parents: 1895
diff changeset
   469
                break;
fe19afb86473 Split acinclude.m4 into its component parts for easy updating
Sam Lantinga <slouken@libsdl.org>
parents: 1895
diff changeset
   470
            case DIJOFS_SLIDER(0):
fe19afb86473 Split acinclude.m4 into its component parts for easy updating
Sam Lantinga <slouken@libsdl.org>
parents: 1895
diff changeset
   471
                SDL_PrivateJoystickAxis_Int(joystick, in->num,
fe19afb86473 Split acinclude.m4 into its component parts for easy updating
Sam Lantinga <slouken@libsdl.org>
parents: 1895
diff changeset
   472
                                            (Sint16) state.rglSlider[0]);
fe19afb86473 Split acinclude.m4 into its component parts for easy updating
Sam Lantinga <slouken@libsdl.org>
parents: 1895
diff changeset
   473
                break;
fe19afb86473 Split acinclude.m4 into its component parts for easy updating
Sam Lantinga <slouken@libsdl.org>
parents: 1895
diff changeset
   474
            case DIJOFS_SLIDER(1):
fe19afb86473 Split acinclude.m4 into its component parts for easy updating
Sam Lantinga <slouken@libsdl.org>
parents: 1895
diff changeset
   475
                SDL_PrivateJoystickAxis_Int(joystick, in->num,
fe19afb86473 Split acinclude.m4 into its component parts for easy updating
Sam Lantinga <slouken@libsdl.org>
parents: 1895
diff changeset
   476
                                            (Sint16) state.rglSlider[1]);
fe19afb86473 Split acinclude.m4 into its component parts for easy updating
Sam Lantinga <slouken@libsdl.org>
parents: 1895
diff changeset
   477
                break;
fe19afb86473 Split acinclude.m4 into its component parts for easy updating
Sam Lantinga <slouken@libsdl.org>
parents: 1895
diff changeset
   478
            }
fe19afb86473 Split acinclude.m4 into its component parts for easy updating
Sam Lantinga <slouken@libsdl.org>
parents: 1895
diff changeset
   479
fe19afb86473 Split acinclude.m4 into its component parts for easy updating
Sam Lantinga <slouken@libsdl.org>
parents: 1895
diff changeset
   480
            break;
fe19afb86473 Split acinclude.m4 into its component parts for easy updating
Sam Lantinga <slouken@libsdl.org>
parents: 1895
diff changeset
   481
fe19afb86473 Split acinclude.m4 into its component parts for easy updating
Sam Lantinga <slouken@libsdl.org>
parents: 1895
diff changeset
   482
        case BUTTON:
fe19afb86473 Split acinclude.m4 into its component parts for easy updating
Sam Lantinga <slouken@libsdl.org>
parents: 1895
diff changeset
   483
            SDL_PrivateJoystickButton_Int(joystick, in->num,
fe19afb86473 Split acinclude.m4 into its component parts for easy updating
Sam Lantinga <slouken@libsdl.org>
parents: 1895
diff changeset
   484
                                          (Uint8) (state.
fe19afb86473 Split acinclude.m4 into its component parts for easy updating
Sam Lantinga <slouken@libsdl.org>
parents: 1895
diff changeset
   485
                                                   rgbButtons[in->ofs -
fe19afb86473 Split acinclude.m4 into its component parts for easy updating
Sam Lantinga <slouken@libsdl.org>
parents: 1895
diff changeset
   486
                                                              DIJOFS_BUTTON0]
fe19afb86473 Split acinclude.m4 into its component parts for easy updating
Sam Lantinga <slouken@libsdl.org>
parents: 1895
diff changeset
   487
                                                   ? SDL_PRESSED :
fe19afb86473 Split acinclude.m4 into its component parts for easy updating
Sam Lantinga <slouken@libsdl.org>
parents: 1895
diff changeset
   488
                                                   SDL_RELEASED));
fe19afb86473 Split acinclude.m4 into its component parts for easy updating
Sam Lantinga <slouken@libsdl.org>
parents: 1895
diff changeset
   489
            break;
fe19afb86473 Split acinclude.m4 into its component parts for easy updating
Sam Lantinga <slouken@libsdl.org>
parents: 1895
diff changeset
   490
        case HAT:
fe19afb86473 Split acinclude.m4 into its component parts for easy updating
Sam Lantinga <slouken@libsdl.org>
parents: 1895
diff changeset
   491
            {
fe19afb86473 Split acinclude.m4 into its component parts for easy updating
Sam Lantinga <slouken@libsdl.org>
parents: 1895
diff changeset
   492
                Uint8 pos = TranslatePOV(state.rgdwPOV[in->ofs -
fe19afb86473 Split acinclude.m4 into its component parts for easy updating
Sam Lantinga <slouken@libsdl.org>
parents: 1895
diff changeset
   493
                                                       DIJOFS_POV(0)]);
fe19afb86473 Split acinclude.m4 into its component parts for easy updating
Sam Lantinga <slouken@libsdl.org>
parents: 1895
diff changeset
   494
                SDL_PrivateJoystickHat_Int(joystick, in->num, pos);
fe19afb86473 Split acinclude.m4 into its component parts for easy updating
Sam Lantinga <slouken@libsdl.org>
parents: 1895
diff changeset
   495
                break;
fe19afb86473 Split acinclude.m4 into its component parts for easy updating
Sam Lantinga <slouken@libsdl.org>
parents: 1895
diff changeset
   496
            }
fe19afb86473 Split acinclude.m4 into its component parts for easy updating
Sam Lantinga <slouken@libsdl.org>
parents: 1895
diff changeset
   497
        }
fe19afb86473 Split acinclude.m4 into its component parts for easy updating
Sam Lantinga <slouken@libsdl.org>
parents: 1895
diff changeset
   498
    }
fe19afb86473 Split acinclude.m4 into its component parts for easy updating
Sam Lantinga <slouken@libsdl.org>
parents: 1895
diff changeset
   499
}
fe19afb86473 Split acinclude.m4 into its component parts for easy updating
Sam Lantinga <slouken@libsdl.org>
parents: 1895
diff changeset
   500
fe19afb86473 Split acinclude.m4 into its component parts for easy updating
Sam Lantinga <slouken@libsdl.org>
parents: 1895
diff changeset
   501
void
fe19afb86473 Split acinclude.m4 into its component parts for easy updating
Sam Lantinga <slouken@libsdl.org>
parents: 1895
diff changeset
   502
SDL_SYS_JoystickUpdate_Buffered(SDL_Joystick * joystick)
fe19afb86473 Split acinclude.m4 into its component parts for easy updating
Sam Lantinga <slouken@libsdl.org>
parents: 1895
diff changeset
   503
{
fe19afb86473 Split acinclude.m4 into its component parts for easy updating
Sam Lantinga <slouken@libsdl.org>
parents: 1895
diff changeset
   504
    int i;
fe19afb86473 Split acinclude.m4 into its component parts for easy updating
Sam Lantinga <slouken@libsdl.org>
parents: 1895
diff changeset
   505
    HRESULT result;
fe19afb86473 Split acinclude.m4 into its component parts for easy updating
Sam Lantinga <slouken@libsdl.org>
parents: 1895
diff changeset
   506
    DWORD numevents;
fe19afb86473 Split acinclude.m4 into its component parts for easy updating
Sam Lantinga <slouken@libsdl.org>
parents: 1895
diff changeset
   507
    DIDEVICEOBJECTDATA evtbuf[INPUT_QSIZE];
fe19afb86473 Split acinclude.m4 into its component parts for easy updating
Sam Lantinga <slouken@libsdl.org>
parents: 1895
diff changeset
   508
fe19afb86473 Split acinclude.m4 into its component parts for easy updating
Sam Lantinga <slouken@libsdl.org>
parents: 1895
diff changeset
   509
    numevents = INPUT_QSIZE;
fe19afb86473 Split acinclude.m4 into its component parts for easy updating
Sam Lantinga <slouken@libsdl.org>
parents: 1895
diff changeset
   510
    result =
fe19afb86473 Split acinclude.m4 into its component parts for easy updating
Sam Lantinga <slouken@libsdl.org>
parents: 1895
diff changeset
   511
        IDirectInputDevice2_GetDeviceData(joystick->hwdata->InputDevice,
fe19afb86473 Split acinclude.m4 into its component parts for easy updating
Sam Lantinga <slouken@libsdl.org>
parents: 1895
diff changeset
   512
                                          sizeof(DIDEVICEOBJECTDATA), evtbuf,
fe19afb86473 Split acinclude.m4 into its component parts for easy updating
Sam Lantinga <slouken@libsdl.org>
parents: 1895
diff changeset
   513
                                          &numevents, 0);
fe19afb86473 Split acinclude.m4 into its component parts for easy updating
Sam Lantinga <slouken@libsdl.org>
parents: 1895
diff changeset
   514
    if (result == DIERR_INPUTLOST || result == DIERR_NOTACQUIRED) {
fe19afb86473 Split acinclude.m4 into its component parts for easy updating
Sam Lantinga <slouken@libsdl.org>
parents: 1895
diff changeset
   515
        IDirectInputDevice2_Acquire(joystick->hwdata->InputDevice);
fe19afb86473 Split acinclude.m4 into its component parts for easy updating
Sam Lantinga <slouken@libsdl.org>
parents: 1895
diff changeset
   516
        result =
fe19afb86473 Split acinclude.m4 into its component parts for easy updating
Sam Lantinga <slouken@libsdl.org>
parents: 1895
diff changeset
   517
            IDirectInputDevice2_GetDeviceData(joystick->hwdata->InputDevice,
fe19afb86473 Split acinclude.m4 into its component parts for easy updating
Sam Lantinga <slouken@libsdl.org>
parents: 1895
diff changeset
   518
                                              sizeof(DIDEVICEOBJECTDATA),
fe19afb86473 Split acinclude.m4 into its component parts for easy updating
Sam Lantinga <slouken@libsdl.org>
parents: 1895
diff changeset
   519
                                              evtbuf, &numevents, 0);
fe19afb86473 Split acinclude.m4 into its component parts for easy updating
Sam Lantinga <slouken@libsdl.org>
parents: 1895
diff changeset
   520
    }
fe19afb86473 Split acinclude.m4 into its component parts for easy updating
Sam Lantinga <slouken@libsdl.org>
parents: 1895
diff changeset
   521
fe19afb86473 Split acinclude.m4 into its component parts for easy updating
Sam Lantinga <slouken@libsdl.org>
parents: 1895
diff changeset
   522
    /* Handle the events or punt */
fe19afb86473 Split acinclude.m4 into its component parts for easy updating
Sam Lantinga <slouken@libsdl.org>
parents: 1895
diff changeset
   523
    if (FAILED(result))
fe19afb86473 Split acinclude.m4 into its component parts for easy updating
Sam Lantinga <slouken@libsdl.org>
parents: 1895
diff changeset
   524
        return;
fe19afb86473 Split acinclude.m4 into its component parts for easy updating
Sam Lantinga <slouken@libsdl.org>
parents: 1895
diff changeset
   525
fe19afb86473 Split acinclude.m4 into its component parts for easy updating
Sam Lantinga <slouken@libsdl.org>
parents: 1895
diff changeset
   526
    for (i = 0; i < (int) numevents; ++i) {
fe19afb86473 Split acinclude.m4 into its component parts for easy updating
Sam Lantinga <slouken@libsdl.org>
parents: 1895
diff changeset
   527
        int j;
fe19afb86473 Split acinclude.m4 into its component parts for easy updating
Sam Lantinga <slouken@libsdl.org>
parents: 1895
diff changeset
   528
fe19afb86473 Split acinclude.m4 into its component parts for easy updating
Sam Lantinga <slouken@libsdl.org>
parents: 1895
diff changeset
   529
        for (j = 0; j < joystick->hwdata->NumInputs; ++j) {
fe19afb86473 Split acinclude.m4 into its component parts for easy updating
Sam Lantinga <slouken@libsdl.org>
parents: 1895
diff changeset
   530
            const input_t *in = &joystick->hwdata->Inputs[j];
fe19afb86473 Split acinclude.m4 into its component parts for easy updating
Sam Lantinga <slouken@libsdl.org>
parents: 1895
diff changeset
   531
fe19afb86473 Split acinclude.m4 into its component parts for easy updating
Sam Lantinga <slouken@libsdl.org>
parents: 1895
diff changeset
   532
            if (evtbuf[i].dwOfs != in->ofs)
fe19afb86473 Split acinclude.m4 into its component parts for easy updating
Sam Lantinga <slouken@libsdl.org>
parents: 1895
diff changeset
   533
                continue;
fe19afb86473 Split acinclude.m4 into its component parts for easy updating
Sam Lantinga <slouken@libsdl.org>
parents: 1895
diff changeset
   534
fe19afb86473 Split acinclude.m4 into its component parts for easy updating
Sam Lantinga <slouken@libsdl.org>
parents: 1895
diff changeset
   535
            switch (in->type) {
fe19afb86473 Split acinclude.m4 into its component parts for easy updating
Sam Lantinga <slouken@libsdl.org>
parents: 1895
diff changeset
   536
            case AXIS:
fe19afb86473 Split acinclude.m4 into its component parts for easy updating
Sam Lantinga <slouken@libsdl.org>
parents: 1895
diff changeset
   537
                SDL_PrivateJoystickAxis(joystick, in->num,
fe19afb86473 Split acinclude.m4 into its component parts for easy updating
Sam Lantinga <slouken@libsdl.org>
parents: 1895
diff changeset
   538
                                        (Sint16) evtbuf[i].dwData);
fe19afb86473 Split acinclude.m4 into its component parts for easy updating
Sam Lantinga <slouken@libsdl.org>
parents: 1895
diff changeset
   539
                break;
fe19afb86473 Split acinclude.m4 into its component parts for easy updating
Sam Lantinga <slouken@libsdl.org>
parents: 1895
diff changeset
   540
            case BUTTON:
fe19afb86473 Split acinclude.m4 into its component parts for easy updating
Sam Lantinga <slouken@libsdl.org>
parents: 1895
diff changeset
   541
                SDL_PrivateJoystickButton(joystick, in->num,
fe19afb86473 Split acinclude.m4 into its component parts for easy updating
Sam Lantinga <slouken@libsdl.org>
parents: 1895
diff changeset
   542
                                          (Uint8) (evtbuf[i].
fe19afb86473 Split acinclude.m4 into its component parts for easy updating
Sam Lantinga <slouken@libsdl.org>
parents: 1895
diff changeset
   543
                                                   dwData ? SDL_PRESSED :
fe19afb86473 Split acinclude.m4 into its component parts for easy updating
Sam Lantinga <slouken@libsdl.org>
parents: 1895
diff changeset
   544
                                                   SDL_RELEASED));
fe19afb86473 Split acinclude.m4 into its component parts for easy updating
Sam Lantinga <slouken@libsdl.org>
parents: 1895
diff changeset
   545
                break;
fe19afb86473 Split acinclude.m4 into its component parts for easy updating
Sam Lantinga <slouken@libsdl.org>
parents: 1895
diff changeset
   546
            case HAT:
fe19afb86473 Split acinclude.m4 into its component parts for easy updating
Sam Lantinga <slouken@libsdl.org>
parents: 1895
diff changeset
   547
                {
fe19afb86473 Split acinclude.m4 into its component parts for easy updating
Sam Lantinga <slouken@libsdl.org>
parents: 1895
diff changeset
   548
                    Uint8 pos = TranslatePOV(evtbuf[i].dwData);
fe19afb86473 Split acinclude.m4 into its component parts for easy updating
Sam Lantinga <slouken@libsdl.org>
parents: 1895
diff changeset
   549
                    SDL_PrivateJoystickHat(joystick, in->num, pos);
fe19afb86473 Split acinclude.m4 into its component parts for easy updating
Sam Lantinga <slouken@libsdl.org>
parents: 1895
diff changeset
   550
                }
fe19afb86473 Split acinclude.m4 into its component parts for easy updating
Sam Lantinga <slouken@libsdl.org>
parents: 1895
diff changeset
   551
            }
fe19afb86473 Split acinclude.m4 into its component parts for easy updating
Sam Lantinga <slouken@libsdl.org>
parents: 1895
diff changeset
   552
        }
fe19afb86473 Split acinclude.m4 into its component parts for easy updating
Sam Lantinga <slouken@libsdl.org>
parents: 1895
diff changeset
   553
    }
fe19afb86473 Split acinclude.m4 into its component parts for easy updating
Sam Lantinga <slouken@libsdl.org>
parents: 1895
diff changeset
   554
}
fe19afb86473 Split acinclude.m4 into its component parts for easy updating
Sam Lantinga <slouken@libsdl.org>
parents: 1895
diff changeset
   555
fe19afb86473 Split acinclude.m4 into its component parts for easy updating
Sam Lantinga <slouken@libsdl.org>
parents: 1895
diff changeset
   556
1895
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   557
static Uint8
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   558
TranslatePOV(DWORD value)
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   559
{
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   560
    const int HAT_VALS[] = {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   561
        SDL_HAT_UP,
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   562
        SDL_HAT_UP | SDL_HAT_RIGHT,
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   563
        SDL_HAT_RIGHT,
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   564
        SDL_HAT_DOWN | SDL_HAT_RIGHT,
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   565
        SDL_HAT_DOWN,
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   566
        SDL_HAT_DOWN | SDL_HAT_LEFT,
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   567
        SDL_HAT_LEFT,
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   568
        SDL_HAT_UP | SDL_HAT_LEFT
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   569
    };
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   570
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   571
    if (LOWORD(value) == 0xFFFF)
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   572
        return SDL_HAT_CENTERED;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   573
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   574
    /* Round the value up: */
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   575
    value += 4500 / 2;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   576
    value %= 36000;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   577
    value /= 4500;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   578
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   579
    if (value >= 8)
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   580
        return SDL_HAT_CENTERED;        /* shouldn't happen */
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   581
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   582
    return HAT_VALS[value];
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   583
}
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   584
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   585
/* SDL_PrivateJoystick* doesn't discard duplicate events, so we need to
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   586
 * do it. */
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   587
static int
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   588
SDL_PrivateJoystickAxis_Int(SDL_Joystick * joystick, Uint8 axis, Sint16 value)
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   589
{
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   590
    if (joystick->axes[axis] != value)
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   591
        return SDL_PrivateJoystickAxis(joystick, axis, value);
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   592
    return 0;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   593
}
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   594
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   595
static int
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   596
SDL_PrivateJoystickHat_Int(SDL_Joystick * joystick, Uint8 hat, Uint8 value)
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   597
{
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   598
    if (joystick->hats[hat] != value)
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   599
        return SDL_PrivateJoystickHat(joystick, hat, value);
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   600
    return 0;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   601
}
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   602
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   603
static int
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   604
SDL_PrivateJoystickButton_Int(SDL_Joystick * joystick, Uint8 button,
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   605
                              Uint8 state)
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   606
{
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   607
    if (joystick->buttons[button] != state)
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   608
        return SDL_PrivateJoystickButton(joystick, button, state);
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   609
    return 0;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   610
}
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   611
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   612
void
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   613
SDL_SYS_JoystickUpdate(SDL_Joystick * joystick)
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   614
{
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   615
    HRESULT result;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   616
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   617
    result = IDirectInputDevice2_Poll(joystick->hwdata->InputDevice);
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   618
    if (result == DIERR_INPUTLOST || result == DIERR_NOTACQUIRED) {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   619
        IDirectInputDevice2_Acquire(joystick->hwdata->InputDevice);
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   620
        IDirectInputDevice2_Poll(joystick->hwdata->InputDevice);
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   621
    }
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   622
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   623
    if (joystick->hwdata->buffered)
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   624
        SDL_SYS_JoystickUpdate_Buffered(joystick);
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   625
    else
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   626
        SDL_SYS_JoystickUpdate_Polled(joystick);
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   627
}
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   628
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   629
/* Function to close a joystick after use */
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   630
void
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   631
SDL_SYS_JoystickClose(SDL_Joystick * joystick)
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   632
{
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   633
    IDirectInputDevice2_Unacquire(joystick->hwdata->InputDevice);
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   634
    IDirectInputDevice2_Release(joystick->hwdata->InputDevice);
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   635
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   636
    if (joystick->hwdata != NULL) {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   637
        /* free system specific hardware data */
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   638
        free(joystick->hwdata);
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   639
    }
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   640
}
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   641
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   642
/* Function to perform any system-specific joystick related cleanup */
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   643
void
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   644
SDL_SYS_JoystickQuit(void)
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   645
{
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   646
    IDirectInput_Release(dinput);
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   647
    dinput = NULL;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   648
}
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   649
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   650
#endif /* SDL_JOYSTICK_DINPUT */
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   651
/* vi: set ts=4 sw=4 expandtab: */