Split acinclude.m4 into its component parts for easy updating
--HG-- extra : convert_revision : svn%3Ac70aab31-4412-0410-b14c-859654838e24/trunk%402532
This commit is contained in:
Sam Lantinga
parent
01b58163f3
commit
cfcb0787d2
1 changed files with 381 additions and 309 deletions
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@ -44,33 +44,61 @@
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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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extern HINSTANCE SDL_Instance;
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extern int DX5_Load();
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extern void DX5_Unload();
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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 LPDIRECTINPUT dinput = NULL;
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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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/* array to hold joystick ID values */
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static DIDEVICEINSTANCE SYS_Joystick[MAX_JOYSTICKS];
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static int SYS_NumJoysticks;
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extern HWND SDL_Window;
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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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@ -87,6 +115,7 @@ typedef struct input_t
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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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@ -95,123 +124,13 @@ struct joystick_hwdata
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/* Convert a DirectInput return code to a text message */
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static void
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SetDIerror(char *function, int code)
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SetDIerror(const char *function, HRESULT code)
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{
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static char *error;
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static char errbuf[1024];
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errbuf[0] = 0;
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switch (code) {
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case DIERR_GENERIC:
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error = "Undefined error!";
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break;
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case DIERR_OLDDIRECTINPUTVERSION:
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error = "Your version of DirectInput needs upgrading";
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break;
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case DIERR_INVALIDPARAM:
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error = "Invalid parameters";
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break;
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case DIERR_OUTOFMEMORY:
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error = "Out of memory";
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break;
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case DIERR_DEVICENOTREG:
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error = "Device not registered";
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break;
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case DIERR_NOINTERFACE:
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error = "Interface not supported";
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break;
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case DIERR_NOTINITIALIZED:
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error = "Device not initialized";
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break;
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default:
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sprintf(errbuf, "%s: Unknown DirectInput error: 0x%x",
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function, code);
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break;
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}
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if (!errbuf[0]) {
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sprintf(errbuf, "%s: %s", function, error);
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}
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SDL_SetError("%s", errbuf);
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return;
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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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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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static BOOL CALLBACK
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DIJoystick_EnumDevObjectsProc(LPCDIDEVICEOBJECTINSTANCE dev, LPVOID pvRef)
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{
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SDL_Joystick *joystick = (SDL_Joystick *) pvRef;
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HRESULT result;
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input_t *in = &joystick->hwdata->Inputs[joystick->hwdata->NumInputs];
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const int SupportedMask = DIDFT_BUTTON | DIDFT_POV | DIDFT_AXIS;
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if (!(dev->dwType & SupportedMask))
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return DIENUM_CONTINUE; /* unsupported */
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in->ofs = dev->dwOfs;
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if (dev->dwType & DIDFT_BUTTON) {
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in->type = BUTTON;
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in->num = joystick->nbuttons;
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joystick->nbuttons++;
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} else if (dev->dwType & DIDFT_POV) {
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in->type = HAT;
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in->num = joystick->nhats;
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joystick->nhats++;
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} else { /* dev->dwType & DIDFT_AXIS */
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DIPROPRANGE diprg;
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DIPROPDWORD dilong;
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in->type = AXIS;
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in->num = joystick->naxes;
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diprg.diph.dwSize = sizeof(diprg);
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diprg.diph.dwHeaderSize = sizeof(diprg.diph);
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diprg.diph.dwObj = dev->dwOfs;
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diprg.diph.dwHow = DIPH_BYOFFSET;
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diprg.lMin = AXIS_MIN;
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diprg.lMax = AXIS_MAX;
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result =
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IDirectInputDevice2_SetProperty(joystick->hwdata->InputDevice,
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DIPROP_RANGE, &diprg.diph);
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if (result != DI_OK)
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return DIENUM_CONTINUE; /* don't use this axis */
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/* Set dead zone to 0. */
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dilong.diph.dwSize = sizeof(dilong);
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dilong.diph.dwHeaderSize = sizeof(dilong.diph);
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dilong.diph.dwObj = dev->dwOfs;
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dilong.diph.dwHow = DIPH_BYOFFSET;
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dilong.dwData = 0;
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result =
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IDirectInputDevice2_SetProperty(joystick->hwdata->InputDevice,
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DIPROP_DEADZONE, &dilong.diph);
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if (result != DI_OK)
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return DIENUM_CONTINUE; /* don't use this axis */
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joystick->naxes++;
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}
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joystick->hwdata->NumInputs++;
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if (joystick->hwdata->NumInputs == MAX_INPUTS)
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return DIENUM_STOP; /* too many */
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return DIENUM_CONTINUE;
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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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@ -224,18 +143,30 @@ SDL_SYS_JoystickInit(void)
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SYS_NumJoysticks = 0;
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/* Create the DirectInput object */
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if (DX5_Load() < 0) {
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SDL_SetError("Couldn't load DirectInput");
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return (-1);
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}
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result = DInputCreate(SDL_Instance, DIRECTINPUT_VERSION, &dinput, NULL);
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if (result != DI_OK) {
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DX5_Unload();
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SetDIerror("DirectInputCreate", result);
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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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@ -244,6 +175,19 @@ SDL_SYS_JoystickInit(void)
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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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@ -262,84 +206,354 @@ 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(*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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memset(joystick->hwdata, 0, sizeof(*joystick->hwdata));
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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 (result != DI_OK) {
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SetDIerror("DirectInput::CreateDevice", result);
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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 (result != DI_OK) {
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SetDIerror("DirectInputDevice::QueryInterface", result);
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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_NONEXCLUSIVE |
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DISCL_EXCLUSIVE |
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DISCL_BACKGROUND);
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if (result != DI_OK) {
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SetDIerror("DirectInputDevice::SetCooperativeLevel", result);
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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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&c_dfDIJoystick);
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if (result != DI_OK) {
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SetDIerror("DirectInputDevice::SetDataFormat", result);
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&c_dfDIJoystick2);
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if (FAILED(result)) {
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SetDIerror("IDirectInputDevice2::SetDataFormat", result);
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return (-1);
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}
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IDirectInputDevice2_EnumObjects(joystick->hwdata->InputDevice,
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DIJoystick_EnumDevObjectsProc,
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joystick,
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DIDFT_BUTTON | DIDFT_AXIS | DIDFT_POV);
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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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{
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DIPROPDWORD dipdw;
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memset(&dipdw, 0, sizeof(dipdw));
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dipdw.diph.dwSize = sizeof(dipdw);
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dipdw.diph.dwHeaderSize = sizeof(dipdw.diph);
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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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if (joystick->hwdata->Capabilities.dwFlags & DIDC_FORCEFEEDBACK) {
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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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/* reset all accuators. */
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result =
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IDirectInputDevice2_SendForceFeedbackCommand(joystick->hwdata->
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InputDevice,
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DISFFC_RESET);
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if (FAILED(result)) {
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SetDIerror("IDirectInputDevice2::SendForceFeedbackCommand",
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result);
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return (-1);
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}
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result = IDirectInputDevice2_Unacquire(joystick->hwdata->InputDevice);
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if (FAILED(result)) {
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SetDIerror("IDirectInputDevice2::Unacquire", result);
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return (-1);
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}
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/* 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 = INPUT_QSIZE;
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dipdw.dwData = DIPROPAUTOCENTER_ON;
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result =
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IDirectInputDevice2_SetProperty(joystick->hwdata->InputDevice,
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DIPROP_BUFFERSIZE, &dipdw.diph);
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DIPROP_AUTOCENTER, &dipdw.diph);
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if (result == DI_POLLEDDEVICE) {
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/* This device doesn't support buffering, so we're forced
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* to use less reliable polling. */
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joystick->hwdata->buffered = 0;
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} else if (result != DI_OK) {
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SetDIerror("DirectInputDevice::SetProperty", result);
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if (FAILED(result)) {
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SetDIerror("IDirectInputDevice2::SetProperty", result);
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return (-1);
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}
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}
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/* What buttons and axes does it have? */
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IDirectInputDevice2_EnumObjects(joystick->hwdata->InputDevice,
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EnumDevObjectsCallback, joystick,
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DIDFT_BUTTON | DIDFT_AXIS | DIDFT_POV);
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dipdw.diph.dwObj = 0;
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dipdw.diph.dwHow = DIPH_DEVICE;
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dipdw.dwData = INPUT_QSIZE;
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/* Set the buffer size */
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result =
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IDirectInputDevice2_SetProperty(joystick->hwdata->InputDevice,
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DIPROP_BUFFERSIZE, &dipdw.diph);
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if (result == DI_POLLEDDEVICE) {
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/* This device doesn't support buffering, so we're forced
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* to use less reliable polling. */
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joystick->hwdata->buffered = 0;
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} else if (FAILED(result)) {
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SetDIerror("IDirectInputDevice2::SetProperty", result);
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return (-1);
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}
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return (0);
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}
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static BOOL CALLBACK
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EnumDevObjectsCallback(LPCDIDEVICEOBJECTINSTANCE dev, LPVOID pvRef)
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{
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SDL_Joystick *joystick = (SDL_Joystick *) pvRef;
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HRESULT result;
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input_t *in = &joystick->hwdata->Inputs[joystick->hwdata->NumInputs];
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in->ofs = dev->dwOfs;
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if (dev->dwType & DIDFT_BUTTON) {
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in->type = BUTTON;
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in->num = joystick->nbuttons;
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joystick->nbuttons++;
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} else if (dev->dwType & DIDFT_POV) {
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in->type = HAT;
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in->num = joystick->nhats;
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joystick->nhats++;
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} else if (dev->dwType & DIDFT_AXIS) {
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DIPROPRANGE diprg;
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DIPROPDWORD dilong;
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in->type = AXIS;
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in->num = joystick->naxes;
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diprg.diph.dwSize = sizeof(diprg);
|
||||
diprg.diph.dwHeaderSize = sizeof(diprg.diph);
|
||||
diprg.diph.dwObj = dev->dwOfs;
|
||||
diprg.diph.dwHow = DIPH_BYOFFSET;
|
||||
diprg.lMin = AXIS_MIN;
|
||||
diprg.lMax = AXIS_MAX;
|
||||
|
||||
result =
|
||||
IDirectInputDevice2_SetProperty(joystick->hwdata->InputDevice,
|
||||
DIPROP_RANGE, &diprg.diph);
|
||||
if (FAILED(result)) {
|
||||
return DIENUM_CONTINUE; /* don't use this axis */
|
||||
}
|
||||
|
||||
/* Set dead zone to 0. */
|
||||
dilong.diph.dwSize = sizeof(dilong);
|
||||
dilong.diph.dwHeaderSize = sizeof(dilong.diph);
|
||||
dilong.diph.dwObj = dev->dwOfs;
|
||||
dilong.diph.dwHow = DIPH_BYOFFSET;
|
||||
dilong.dwData = 0;
|
||||
result =
|
||||
IDirectInputDevice2_SetProperty(joystick->hwdata->InputDevice,
|
||||
DIPROP_DEADZONE, &dilong.diph);
|
||||
if (FAILED(result)) {
|
||||
return DIENUM_CONTINUE; /* don't use this axis */
|
||||
}
|
||||
|
||||
joystick->naxes++;
|
||||
} else {
|
||||
/* not supported at this time */
|
||||
return DIENUM_CONTINUE;
|
||||
}
|
||||
|
||||
joystick->hwdata->NumInputs++;
|
||||
|
||||
if (joystick->hwdata->NumInputs == MAX_INPUTS) {
|
||||
return DIENUM_STOP; /* too many */
|
||||
}
|
||||
|
||||
return DIENUM_CONTINUE;
|
||||
}
|
||||
|
||||
/* 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_Polled(SDL_Joystick * joystick)
|
||||
{
|
||||
DIJOYSTATE2 state;
|
||||
HRESULT result;
|
||||
int i;
|
||||
|
||||
result =
|
||||
IDirectInputDevice2_GetDeviceState(joystick->hwdata->InputDevice,
|
||||
sizeof(DIJOYSTATE2), &state);
|
||||
if (result == DIERR_INPUTLOST || result == DIERR_NOTACQUIRED) {
|
||||
IDirectInputDevice2_Acquire(joystick->hwdata->InputDevice);
|
||||
result =
|
||||
IDirectInputDevice2_GetDeviceState(joystick->hwdata->InputDevice,
|
||||
sizeof(DIJOYSTATE2), &state);
|
||||
}
|
||||
|
||||
/* Set each known axis, button and POV. */
|
||||
for (i = 0; i < joystick->hwdata->NumInputs; ++i) {
|
||||
const input_t *in = &joystick->hwdata->Inputs[i];
|
||||
|
||||
switch (in->type) {
|
||||
case AXIS:
|
||||
switch (in->ofs) {
|
||||
case DIJOFS_X:
|
||||
SDL_PrivateJoystickAxis_Int(joystick, in->num,
|
||||
(Sint16) state.lX);
|
||||
break;
|
||||
case DIJOFS_Y:
|
||||
SDL_PrivateJoystickAxis_Int(joystick, in->num,
|
||||
(Sint16) state.lY);
|
||||
break;
|
||||
case DIJOFS_Z:
|
||||
SDL_PrivateJoystickAxis_Int(joystick, in->num,
|
||||
(Sint16) state.lZ);
|
||||
break;
|
||||
case DIJOFS_RX:
|
||||
SDL_PrivateJoystickAxis_Int(joystick, in->num,
|
||||
(Sint16) state.lRx);
|
||||
break;
|
||||
case DIJOFS_RY:
|
||||
SDL_PrivateJoystickAxis_Int(joystick, in->num,
|
||||
(Sint16) state.lRy);
|
||||
break;
|
||||
case DIJOFS_RZ:
|
||||
SDL_PrivateJoystickAxis_Int(joystick, in->num,
|
||||
(Sint16) state.lRz);
|
||||
break;
|
||||
case DIJOFS_SLIDER(0):
|
||||
SDL_PrivateJoystickAxis_Int(joystick, in->num,
|
||||
(Sint16) state.rglSlider[0]);
|
||||
break;
|
||||
case DIJOFS_SLIDER(1):
|
||||
SDL_PrivateJoystickAxis_Int(joystick, in->num,
|
||||
(Sint16) state.rglSlider[1]);
|
||||
break;
|
||||
}
|
||||
|
||||
break;
|
||||
|
||||
case BUTTON:
|
||||
SDL_PrivateJoystickButton_Int(joystick, in->num,
|
||||
(Uint8) (state.
|
||||
rgbButtons[in->ofs -
|
||||
DIJOFS_BUTTON0]
|
||||
? SDL_PRESSED :
|
||||
SDL_RELEASED));
|
||||
break;
|
||||
case HAT:
|
||||
{
|
||||
Uint8 pos = TranslatePOV(state.rgdwPOV[in->ofs -
|
||||
DIJOFS_POV(0)]);
|
||||
SDL_PrivateJoystickHat_Int(joystick, in->num, pos);
|
||||
break;
|
||||
}
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
void
|
||||
SDL_SYS_JoystickUpdate_Buffered(SDL_Joystick * joystick)
|
||||
{
|
||||
int i;
|
||||
HRESULT result;
|
||||
DWORD numevents;
|
||||
DIDEVICEOBJECTDATA evtbuf[INPUT_QSIZE];
|
||||
|
||||
numevents = INPUT_QSIZE;
|
||||
result =
|
||||
IDirectInputDevice2_GetDeviceData(joystick->hwdata->InputDevice,
|
||||
sizeof(DIDEVICEOBJECTDATA), evtbuf,
|
||||
&numevents, 0);
|
||||
if (result == DIERR_INPUTLOST || result == DIERR_NOTACQUIRED) {
|
||||
IDirectInputDevice2_Acquire(joystick->hwdata->InputDevice);
|
||||
result =
|
||||
IDirectInputDevice2_GetDeviceData(joystick->hwdata->InputDevice,
|
||||
sizeof(DIDEVICEOBJECTDATA),
|
||||
evtbuf, &numevents, 0);
|
||||
}
|
||||
|
||||
/* Handle the events or punt */
|
||||
if (FAILED(result))
|
||||
return;
|
||||
|
||||
for (i = 0; i < (int) numevents; ++i) {
|
||||
int j;
|
||||
|
||||
for (j = 0; j < joystick->hwdata->NumInputs; ++j) {
|
||||
const input_t *in = &joystick->hwdata->Inputs[j];
|
||||
|
||||
if (evtbuf[i].dwOfs != in->ofs)
|
||||
continue;
|
||||
|
||||
switch (in->type) {
|
||||
case AXIS:
|
||||
SDL_PrivateJoystickAxis(joystick, in->num,
|
||||
(Sint16) evtbuf[i].dwData);
|
||||
break;
|
||||
case BUTTON:
|
||||
SDL_PrivateJoystickButton(joystick, in->num,
|
||||
(Uint8) (evtbuf[i].
|
||||
dwData ? SDL_PRESSED :
|
||||
SDL_RELEASED));
|
||||
break;
|
||||
case HAT:
|
||||
{
|
||||
Uint8 pos = TranslatePOV(evtbuf[i].dwData);
|
||||
SDL_PrivateJoystickHat(joystick, in->num, pos);
|
||||
}
|
||||
}
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
|
||||
static Uint8
|
||||
TranslatePOV(DWORD value)
|
||||
{
|
||||
|
|
@ -395,147 +609,6 @@ SDL_PrivateJoystickButton_Int(SDL_Joystick * joystick, Uint8 button,
|
|||
return 0;
|
||||
}
|
||||
|
||||
/* 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_Polled(SDL_Joystick * joystick)
|
||||
{
|
||||
DIJOYSTATE state;
|
||||
HRESULT result;
|
||||
int i;
|
||||
|
||||
result =
|
||||
IDirectInputDevice2_GetDeviceState(joystick->hwdata->InputDevice,
|
||||
sizeof(state), &state);
|
||||
if (result == DIERR_INPUTLOST || result == DIERR_NOTACQUIRED) {
|
||||
IDirectInputDevice2_Acquire(joystick->hwdata->InputDevice);
|
||||
result =
|
||||
IDirectInputDevice2_GetDeviceState(joystick->hwdata->
|
||||
InputDevice, sizeof(state),
|
||||
&state);
|
||||
}
|
||||
|
||||
/* Set each known axis, button and POV. */
|
||||
for (i = 0; i < joystick->hwdata->NumInputs; ++i) {
|
||||
const input_t *in = &joystick->hwdata->Inputs[i];
|
||||
|
||||
switch (in->type) {
|
||||
case AXIS:
|
||||
switch (in->ofs) {
|
||||
case DIJOFS_X:
|
||||
SDL_PrivateJoystickAxis_Int(joystick, in->num,
|
||||
(Sint16) state.lX);
|
||||
break;
|
||||
case DIJOFS_Y:
|
||||
SDL_PrivateJoystickAxis_Int(joystick, in->num,
|
||||
(Sint16) state.lY);
|
||||
break;
|
||||
case DIJOFS_Z:
|
||||
SDL_PrivateJoystickAxis_Int(joystick, in->num,
|
||||
(Sint16) state.lZ);
|
||||
break;
|
||||
case DIJOFS_RX:
|
||||
SDL_PrivateJoystickAxis_Int(joystick, in->num,
|
||||
(Sint16) state.lRx);
|
||||
break;
|
||||
case DIJOFS_RY:
|
||||
SDL_PrivateJoystickAxis_Int(joystick, in->num,
|
||||
(Sint16) state.lRy);
|
||||
break;
|
||||
case DIJOFS_RZ:
|
||||
SDL_PrivateJoystickAxis_Int(joystick, in->num,
|
||||
(Sint16) state.lRz);
|
||||
break;
|
||||
case DIJOFS_SLIDER(0):
|
||||
SDL_PrivateJoystickAxis_Int(joystick, in->num,
|
||||
(Sint16) state.rglSlider[0]);
|
||||
break;
|
||||
case DIJOFS_SLIDER(1):
|
||||
SDL_PrivateJoystickAxis_Int(joystick, in->num,
|
||||
(Sint16) state.rglSlider[0]);
|
||||
break;
|
||||
}
|
||||
|
||||
break;
|
||||
|
||||
case BUTTON:
|
||||
SDL_PrivateJoystickButton_Int(joystick, in->num,
|
||||
(Uint8) (state.
|
||||
rgbButtons[in->ofs -
|
||||
DIJOFS_BUTTON0]
|
||||
? SDL_PRESSED :
|
||||
SDL_RELEASED));
|
||||
break;
|
||||
case HAT:
|
||||
{
|
||||
Uint8 pos =
|
||||
TranslatePOV(state.rgdwPOV[in->ofs - DIJOFS_POV(0)]);
|
||||
SDL_PrivateJoystickHat_Int(joystick, in->num, pos);
|
||||
break;
|
||||
}
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
void
|
||||
SDL_SYS_JoystickUpdate_Buffered(SDL_Joystick * joystick)
|
||||
{
|
||||
int i;
|
||||
HRESULT result;
|
||||
DWORD numevents;
|
||||
DIDEVICEOBJECTDATA evtbuf[INPUT_QSIZE];
|
||||
|
||||
numevents = INPUT_QSIZE;
|
||||
result =
|
||||
IDirectInputDevice2_GetDeviceData(joystick->hwdata->InputDevice,
|
||||
sizeof(DIDEVICEOBJECTDATA),
|
||||
evtbuf, &numevents, 0);
|
||||
if (result == DIERR_INPUTLOST || result == DIERR_NOTACQUIRED) {
|
||||
IDirectInputDevice2_Acquire(joystick->hwdata->InputDevice);
|
||||
result =
|
||||
IDirectInputDevice2_GetDeviceData(joystick->hwdata->
|
||||
InputDevice,
|
||||
sizeof(DIDEVICEOBJECTDATA),
|
||||
evtbuf, &numevents, 0);
|
||||
}
|
||||
|
||||
/* Handle the events */
|
||||
if (result != DI_OK)
|
||||
return;
|
||||
|
||||
for (i = 0; i < (int) numevents; ++i) {
|
||||
int j;
|
||||
|
||||
for (j = 0; j < joystick->hwdata->NumInputs; ++j) {
|
||||
const input_t *in = &joystick->hwdata->Inputs[j];
|
||||
|
||||
if (evtbuf[i].dwOfs != in->ofs)
|
||||
continue;
|
||||
|
||||
switch (in->type) {
|
||||
case AXIS:
|
||||
SDL_PrivateJoystickAxis(joystick, in->num,
|
||||
(Sint16) evtbuf[i].dwData);
|
||||
break;
|
||||
case BUTTON:
|
||||
SDL_PrivateJoystickButton(joystick, in->num,
|
||||
(Uint8) (evtbuf[i].
|
||||
dwData ? SDL_PRESSED
|
||||
: SDL_RELEASED));
|
||||
break;
|
||||
case HAT:
|
||||
{
|
||||
Uint8 pos = TranslatePOV(evtbuf[i].dwData);
|
||||
SDL_PrivateJoystickHat(joystick, in->num, pos);
|
||||
}
|
||||
}
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
void
|
||||
SDL_SYS_JoystickUpdate(SDL_Joystick * joystick)
|
||||
{
|
||||
|
|
@ -572,7 +645,6 @@ SDL_SYS_JoystickQuit(void)
|
|||
{
|
||||
IDirectInput_Release(dinput);
|
||||
dinput = NULL;
|
||||
DX5_Unload();
|
||||
}
|
||||
|
||||
#endif /* SDL_JOYSTICK_DINPUT */
|
||||
|
|
|
|||
Loading…
Add table
Add a link
Reference in a new issue