src/joystick/win32/SDL_dxjoystick_c.h
author Edgar Simo <bobbens@gmail.com>
Wed, 06 Aug 2008 09:22:36 +0000
branchgsoc2008_force_feedback
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permissions -rw-r--r--
Need DirectX version 7 or later.
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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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#ifndef SDL_JOYSTICK_DINPUT_H
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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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#define WIN32_LEAN_AND_MEAN
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#include <windows.h>
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#define DIRECTINPUT_VERSION 0x0700 /* Need version 7 for force feedback. */
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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 <dxerr.h>
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#ifdef _MSC_VER
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#   pragma comment (lib, "dxerr.lib")
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#endif
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#define MAX_INPUTS	256     /* each joystick can have up to 256 inputs */
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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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#endif /* SDL_JOYSTICK_DINPUT_H */
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