diff options
Diffstat (limited to '3rdparty/SDL2/src/haptic/windows/SDL_dinputhaptic.c')
-rw-r--r-- | 3rdparty/SDL2/src/haptic/windows/SDL_dinputhaptic.c | 1301 |
1 files changed, 0 insertions, 1301 deletions
diff --git a/3rdparty/SDL2/src/haptic/windows/SDL_dinputhaptic.c b/3rdparty/SDL2/src/haptic/windows/SDL_dinputhaptic.c deleted file mode 100644 index c81432c26e6..00000000000 --- a/3rdparty/SDL2/src/haptic/windows/SDL_dinputhaptic.c +++ /dev/null @@ -1,1301 +0,0 @@ -/* - Simple DirectMedia Layer - Copyright (C) 1997-2016 Sam Lantinga <slouken@libsdl.org> - - This software is provided 'as-is', without any express or implied - warranty. In no event will the authors be held liable for any damages - arising from the use of this software. - - Permission is granted to anyone to use this software for any purpose, - including commercial applications, and to alter it and redistribute it - freely, subject to the following restrictions: - - 1. The origin of this software must not be misrepresented; you must not - claim that you wrote the original software. If you use this software - in a product, an acknowledgment in the product documentation would be - appreciated but is not required. - 2. Altered source versions must be plainly marked as such, and must not be - misrepresented as being the original software. - 3. This notice may not be removed or altered from any source distribution. -*/ -#include "../../SDL_internal.h" - -#include "SDL_error.h" -#include "SDL_haptic.h" -#include "../SDL_syshaptic.h" - -#if SDL_HAPTIC_DINPUT - -#include "SDL_stdinc.h" -#include "SDL_timer.h" -#include "SDL_windowshaptic_c.h" -#include "SDL_dinputhaptic_c.h" -#include "../../joystick/windows/SDL_windowsjoystick_c.h" - -/* - * External stuff. - */ -extern HWND SDL_HelperWindow; - - -/* - * Internal stuff. - */ -static SDL_bool coinitialized = SDL_FALSE; -static LPDIRECTINPUT8 dinput = NULL; - - -/* - * Like SDL_SetError but for DX error codes. - */ -static int -DI_SetError(const char *str, HRESULT err) -{ - /* - SDL_SetError("Haptic: %s - %s: %s", str, - DXGetErrorString8A(err), DXGetErrorDescription8A(err)); - */ - return SDL_SetError("Haptic error %s", str); -} - -/* - * Checks to see if two GUID are the same. - */ -static int -DI_GUIDIsSame(const GUID * a, const GUID * b) -{ - return (SDL_memcmp(a, b, sizeof (GUID)) == 0); -} - -/* - * Callback to find the haptic devices. - */ -static BOOL CALLBACK -EnumHapticsCallback(const DIDEVICEINSTANCE * pdidInstance, VOID * pContext) -{ - (void) pContext; - SDL_DINPUT_MaybeAddDevice(pdidInstance); - return DIENUM_CONTINUE; /* continue enumerating */ -} - -int -SDL_DINPUT_HapticInit(void) -{ - HRESULT ret; - HINSTANCE instance; - - if (dinput != NULL) { /* Already open. */ - return SDL_SetError("Haptic: SubSystem already open."); - } - - ret = WIN_CoInitialize(); - if (FAILED(ret)) { - return DI_SetError("Coinitialize", ret); - } - - coinitialized = SDL_TRUE; - - ret = CoCreateInstance(&CLSID_DirectInput8, NULL, CLSCTX_INPROC_SERVER, - &IID_IDirectInput8, (LPVOID)& dinput); - if (FAILED(ret)) { - SDL_SYS_HapticQuit(); - return DI_SetError("CoCreateInstance", ret); - } - - /* Because we used CoCreateInstance, we need to Initialize it, first. */ - instance = GetModuleHandle(NULL); - if (instance == NULL) { - SDL_SYS_HapticQuit(); - return SDL_SetError("GetModuleHandle() failed with error code %lu.", - GetLastError()); - } - ret = IDirectInput8_Initialize(dinput, instance, DIRECTINPUT_VERSION); - if (FAILED(ret)) { - SDL_SYS_HapticQuit(); - return DI_SetError("Initializing DirectInput device", ret); - } - - /* Look for haptic devices. */ - ret = IDirectInput8_EnumDevices(dinput, - 0, - EnumHapticsCallback, - NULL, - DIEDFL_FORCEFEEDBACK | - DIEDFL_ATTACHEDONLY); - if (FAILED(ret)) { - SDL_SYS_HapticQuit(); - return DI_SetError("Enumerating DirectInput devices", ret); - } - return 0; -} - -int -SDL_DINPUT_MaybeAddDevice(const DIDEVICEINSTANCE * pdidInstance) -{ - HRESULT ret; - LPDIRECTINPUTDEVICE8 device; - const DWORD needflags = DIDC_ATTACHED | DIDC_FORCEFEEDBACK; - DIDEVCAPS capabilities; - SDL_hapticlist_item *item = NULL; - - if (dinput == NULL) { - return -1; /* not initialized. We'll pick these up on enumeration if we init later. */ - } - - /* Make sure we don't already have it */ - for (item = SDL_hapticlist; item; item = item->next) { - if ((!item->bXInputHaptic) && (SDL_memcmp(&item->instance, pdidInstance, sizeof(*pdidInstance)) == 0)) { - return -1; /* Already added */ - } - } - - /* Open the device */ - ret = IDirectInput8_CreateDevice(dinput, &pdidInstance->guidInstance, &device, NULL); - if (FAILED(ret)) { - /* DI_SetError("Creating DirectInput device",ret); */ - return -1; - } - - /* Get capabilities. */ - SDL_zero(capabilities); - capabilities.dwSize = sizeof(DIDEVCAPS); - ret = IDirectInputDevice8_GetCapabilities(device, &capabilities); - IDirectInputDevice8_Release(device); - if (FAILED(ret)) { - /* DI_SetError("Getting device capabilities",ret); */ - return -1; - } - - if ((capabilities.dwFlags & needflags) != needflags) { - return -1; /* not a device we can use. */ - } - - item = (SDL_hapticlist_item *)SDL_calloc(1, sizeof(SDL_hapticlist_item)); - if (item == NULL) { - return SDL_OutOfMemory(); - } - - item->name = WIN_StringToUTF8(pdidInstance->tszProductName); - if (!item->name) { - SDL_free(item); - return -1; - } - - /* Copy the instance over, useful for creating devices. */ - SDL_memcpy(&item->instance, pdidInstance, sizeof(DIDEVICEINSTANCE)); - SDL_memcpy(&item->capabilities, &capabilities, sizeof(capabilities)); - - return SDL_SYS_AddHapticDevice(item); -} - -int -SDL_DINPUT_MaybeRemoveDevice(const DIDEVICEINSTANCE * pdidInstance) -{ - SDL_hapticlist_item *item; - SDL_hapticlist_item *prev = NULL; - - if (dinput == NULL) { - return -1; /* not initialized, ignore this. */ - } - - for (item = SDL_hapticlist; item != NULL; item = item->next) { - if (!item->bXInputHaptic && SDL_memcmp(&item->instance, pdidInstance, sizeof(*pdidInstance)) == 0) { - /* found it, remove it. */ - return SDL_SYS_RemoveHapticDevice(prev, item); - } - prev = item; - } - return -1; -} - -/* - * Callback to get supported axes. - */ -static BOOL CALLBACK -DI_DeviceObjectCallback(LPCDIDEVICEOBJECTINSTANCE dev, LPVOID pvRef) -{ - SDL_Haptic *haptic = (SDL_Haptic *) pvRef; - - if ((dev->dwType & DIDFT_AXIS) && (dev->dwFlags & DIDOI_FFACTUATOR)) { - const GUID *guid = &dev->guidType; - DWORD offset = 0; - if (DI_GUIDIsSame(guid, &GUID_XAxis)) { - offset = DIJOFS_X; - } else if (DI_GUIDIsSame(guid, &GUID_YAxis)) { - offset = DIJOFS_Y; - } else if (DI_GUIDIsSame(guid, &GUID_ZAxis)) { - offset = DIJOFS_Z; - } else if (DI_GUIDIsSame(guid, &GUID_RxAxis)) { - offset = DIJOFS_RX; - } else if (DI_GUIDIsSame(guid, &GUID_RyAxis)) { - offset = DIJOFS_RY; - } else if (DI_GUIDIsSame(guid, &GUID_RzAxis)) { - offset = DIJOFS_RZ; - } else { - return DIENUM_CONTINUE; /* can't use this, go on. */ - } - - haptic->hwdata->axes[haptic->naxes] = offset; - haptic->naxes++; - - /* Currently using the artificial limit of 3 axes. */ - if (haptic->naxes >= 3) { - return DIENUM_STOP; - } - } - - return DIENUM_CONTINUE; -} - -/* - * Callback to get all supported effects. - */ -#define EFFECT_TEST(e,s) \ -if (DI_GUIDIsSame(&pei->guid, &(e))) \ - haptic->supported |= (s) -static BOOL CALLBACK -DI_EffectCallback(LPCDIEFFECTINFO pei, LPVOID pv) -{ - /* Prepare the haptic device. */ - SDL_Haptic *haptic = (SDL_Haptic *) pv; - - /* Get supported. */ - EFFECT_TEST(GUID_Spring, SDL_HAPTIC_SPRING); - EFFECT_TEST(GUID_Damper, SDL_HAPTIC_DAMPER); - EFFECT_TEST(GUID_Inertia, SDL_HAPTIC_INERTIA); - EFFECT_TEST(GUID_Friction, SDL_HAPTIC_FRICTION); - EFFECT_TEST(GUID_ConstantForce, SDL_HAPTIC_CONSTANT); - EFFECT_TEST(GUID_CustomForce, SDL_HAPTIC_CUSTOM); - EFFECT_TEST(GUID_Sine, SDL_HAPTIC_SINE); - /* !!! FIXME: put this back when we have more bits in 2.1 */ - /* EFFECT_TEST(GUID_Square, SDL_HAPTIC_SQUARE); */ - EFFECT_TEST(GUID_Triangle, SDL_HAPTIC_TRIANGLE); - EFFECT_TEST(GUID_SawtoothUp, SDL_HAPTIC_SAWTOOTHUP); - EFFECT_TEST(GUID_SawtoothDown, SDL_HAPTIC_SAWTOOTHDOWN); - EFFECT_TEST(GUID_RampForce, SDL_HAPTIC_RAMP); - - /* Check for more. */ - return DIENUM_CONTINUE; -} - -/* - * Opens the haptic device. - * - * Steps: - * - Set cooperative level. - * - Set data format. - * - Acquire exclusiveness. - * - Reset actuators. - * - Get supported features. - */ -static int -SDL_DINPUT_HapticOpenFromDevice(SDL_Haptic * haptic, LPDIRECTINPUTDEVICE8 device8, SDL_bool is_joystick) -{ - HRESULT ret; - DIPROPDWORD dipdw; - - /* Allocate the hwdata */ - haptic->hwdata = (struct haptic_hwdata *)SDL_malloc(sizeof(*haptic->hwdata)); - if (haptic->hwdata == NULL) { - return SDL_OutOfMemory(); - } - SDL_memset(haptic->hwdata, 0, sizeof(*haptic->hwdata)); - - /* We'll use the device8 from now on. */ - haptic->hwdata->device = device8; - haptic->hwdata->is_joystick = is_joystick; - - /* !!! FIXME: opening a haptic device here first will make an attempt to - !!! FIXME: SDL_JoystickOpen() that same device fail later, since we - !!! FIXME: have it open in exclusive mode. But this will allow - !!! FIXME: SDL_JoystickOpen() followed by SDL_HapticOpenFromJoystick() - !!! FIXME: to work, and that's probably the common case. Still, - !!! FIXME: ideally, We need to unify the opening code. */ - - if (!is_joystick) { /* if is_joystick, we already set this up elsewhere. */ - /* Grab it exclusively to use force feedback stuff. */ - ret = IDirectInputDevice8_SetCooperativeLevel(haptic->hwdata->device, - SDL_HelperWindow, - DISCL_EXCLUSIVE | - DISCL_BACKGROUND); - if (FAILED(ret)) { - DI_SetError("Setting cooperative level to exclusive", ret); - goto acquire_err; - } - - /* Set data format. */ - ret = IDirectInputDevice8_SetDataFormat(haptic->hwdata->device, - &SDL_c_dfDIJoystick2); - if (FAILED(ret)) { - DI_SetError("Setting data format", ret); - goto acquire_err; - } - - - /* Acquire the device. */ - ret = IDirectInputDevice8_Acquire(haptic->hwdata->device); - if (FAILED(ret)) { - DI_SetError("Acquiring DirectInput device", ret); - goto acquire_err; - } - } - - /* Get number of axes. */ - ret = IDirectInputDevice8_EnumObjects(haptic->hwdata->device, - DI_DeviceObjectCallback, - haptic, DIDFT_AXIS); - if (FAILED(ret)) { - DI_SetError("Getting device axes", ret); - goto acquire_err; - } - - /* Reset all actuators - just in case. */ - ret = IDirectInputDevice8_SendForceFeedbackCommand(haptic->hwdata->device, - DISFFC_RESET); - if (FAILED(ret)) { - DI_SetError("Resetting device", ret); - goto acquire_err; - } - - /* Enabling actuators. */ - ret = IDirectInputDevice8_SendForceFeedbackCommand(haptic->hwdata->device, - DISFFC_SETACTUATORSON); - if (FAILED(ret)) { - DI_SetError("Enabling actuators", ret); - goto acquire_err; - } - - /* Get supported effects. */ - ret = IDirectInputDevice8_EnumEffects(haptic->hwdata->device, - DI_EffectCallback, haptic, - DIEFT_ALL); - if (FAILED(ret)) { - DI_SetError("Enumerating supported effects", ret); - goto acquire_err; - } - if (haptic->supported == 0) { /* Error since device supports nothing. */ - SDL_SetError("Haptic: Internal error on finding supported effects."); - goto acquire_err; - } - - /* Check autogain and autocenter. */ - dipdw.diph.dwSize = sizeof(DIPROPDWORD); - dipdw.diph.dwHeaderSize = sizeof(DIPROPHEADER); - dipdw.diph.dwObj = 0; - dipdw.diph.dwHow = DIPH_DEVICE; - dipdw.dwData = 10000; - ret = IDirectInputDevice8_SetProperty(haptic->hwdata->device, - DIPROP_FFGAIN, &dipdw.diph); - if (!FAILED(ret)) { /* Gain is supported. */ - haptic->supported |= SDL_HAPTIC_GAIN; - } - dipdw.diph.dwObj = 0; - dipdw.diph.dwHow = DIPH_DEVICE; - dipdw.dwData = DIPROPAUTOCENTER_OFF; - ret = IDirectInputDevice8_SetProperty(haptic->hwdata->device, - DIPROP_AUTOCENTER, &dipdw.diph); - if (!FAILED(ret)) { /* Autocenter is supported. */ - haptic->supported |= SDL_HAPTIC_AUTOCENTER; - } - - /* Status is always supported. */ - haptic->supported |= SDL_HAPTIC_STATUS | SDL_HAPTIC_PAUSE; - - /* Check maximum effects. */ - haptic->neffects = 128; /* This is not actually supported as thus under windows, - there is no way to tell the number of EFFECTS that a - device can hold, so we'll just use a "random" number - instead and put warnings in SDL_haptic.h */ - haptic->nplaying = 128; /* Even more impossible to get this then neffects. */ - - /* Prepare effects memory. */ - haptic->effects = (struct haptic_effect *) - SDL_malloc(sizeof(struct haptic_effect) * haptic->neffects); - if (haptic->effects == NULL) { - SDL_OutOfMemory(); - goto acquire_err; - } - /* Clear the memory */ - SDL_memset(haptic->effects, 0, - sizeof(struct haptic_effect) * haptic->neffects); - - return 0; - - /* Error handling */ - acquire_err: - IDirectInputDevice8_Unacquire(haptic->hwdata->device); - return -1; -} - -int -SDL_DINPUT_HapticOpen(SDL_Haptic * haptic, SDL_hapticlist_item *item) -{ - HRESULT ret; - LPDIRECTINPUTDEVICE8 device; - LPDIRECTINPUTDEVICE8 device8; - - /* Open the device */ - ret = IDirectInput8_CreateDevice(dinput, &item->instance.guidInstance, - &device, NULL); - if (FAILED(ret)) { - DI_SetError("Creating DirectInput device", ret); - return -1; - } - - /* Now get the IDirectInputDevice8 interface, instead. */ - ret = IDirectInputDevice8_QueryInterface(device, - &IID_IDirectInputDevice8, - (LPVOID *)&device8); - /* Done with the temporary one now. */ - IDirectInputDevice8_Release(device); - if (FAILED(ret)) { - DI_SetError("Querying DirectInput interface", ret); - return -1; - } - - if (SDL_DINPUT_HapticOpenFromDevice(haptic, device8, SDL_FALSE) < 0) { - IDirectInputDevice8_Release(device8); - return -1; - } - return 0; -} - -int -SDL_DINPUT_JoystickSameHaptic(SDL_Haptic * haptic, SDL_Joystick * joystick) -{ - HRESULT ret; - DIDEVICEINSTANCE hap_instance, joy_instance; - - hap_instance.dwSize = sizeof(DIDEVICEINSTANCE); - joy_instance.dwSize = sizeof(DIDEVICEINSTANCE); - - /* Get the device instances. */ - ret = IDirectInputDevice8_GetDeviceInfo(haptic->hwdata->device, - &hap_instance); - if (FAILED(ret)) { - return 0; - } - ret = IDirectInputDevice8_GetDeviceInfo(joystick->hwdata->InputDevice, - &joy_instance); - if (FAILED(ret)) { - return 0; - } - - return DI_GUIDIsSame(&hap_instance.guidInstance, &joy_instance.guidInstance); -} - -int -SDL_DINPUT_HapticOpenFromJoystick(SDL_Haptic * haptic, SDL_Joystick * joystick) -{ - SDL_hapticlist_item *item; - int index = 0; - HRESULT ret; - DIDEVICEINSTANCE joy_instance; - - joy_instance.dwSize = sizeof(DIDEVICEINSTANCE); - ret = IDirectInputDevice8_GetDeviceInfo(joystick->hwdata->InputDevice, &joy_instance); - if (FAILED(ret)) { - return -1; - } - - /* Since it comes from a joystick we have to try to match it with a haptic device on our haptic list. */ - for (item = SDL_hapticlist; item != NULL; item = item->next) { - if (!item->bXInputHaptic && DI_GUIDIsSame(&item->instance.guidInstance, &joy_instance.guidInstance)) { - haptic->index = index; - return SDL_DINPUT_HapticOpenFromDevice(haptic, joystick->hwdata->InputDevice, SDL_TRUE); - } - ++index; - } - - SDL_SetError("Couldn't find joystick in haptic device list"); - return -1; -} - -void -SDL_DINPUT_HapticClose(SDL_Haptic * haptic) -{ - IDirectInputDevice8_Unacquire(haptic->hwdata->device); - - /* Only release if isn't grabbed by a joystick. */ - if (haptic->hwdata->is_joystick == 0) { - IDirectInputDevice8_Release(haptic->hwdata->device); - } -} - -void -SDL_DINPUT_HapticQuit(void) -{ - if (dinput != NULL) { - IDirectInput8_Release(dinput); - dinput = NULL; - } - - if (coinitialized) { - WIN_CoUninitialize(); - coinitialized = SDL_FALSE; - } -} - -/* - * Converts an SDL trigger button to an DIEFFECT trigger button. - */ -static DWORD -DIGetTriggerButton(Uint16 button) -{ - DWORD dwTriggerButton; - - dwTriggerButton = DIEB_NOTRIGGER; - - if (button != 0) { - dwTriggerButton = DIJOFS_BUTTON(button - 1); - } - - return dwTriggerButton; -} - - -/* - * Sets the direction. - */ -static int -SDL_SYS_SetDirection(DIEFFECT * effect, SDL_HapticDirection * dir, int naxes) -{ - LONG *rglDir; - - /* Handle no axes a part. */ - if (naxes == 0) { - effect->dwFlags |= DIEFF_SPHERICAL; /* Set as default. */ - effect->rglDirection = NULL; - return 0; - } - - /* Has axes. */ - rglDir = SDL_malloc(sizeof(LONG) * naxes); - if (rglDir == NULL) { - return SDL_OutOfMemory(); - } - SDL_memset(rglDir, 0, sizeof(LONG) * naxes); - effect->rglDirection = rglDir; - - switch (dir->type) { - case SDL_HAPTIC_POLAR: - effect->dwFlags |= DIEFF_POLAR; - rglDir[0] = dir->dir[0]; - return 0; - case SDL_HAPTIC_CARTESIAN: - effect->dwFlags |= DIEFF_CARTESIAN; - rglDir[0] = dir->dir[0]; - if (naxes > 1) - rglDir[1] = dir->dir[1]; - if (naxes > 2) - rglDir[2] = dir->dir[2]; - return 0; - case SDL_HAPTIC_SPHERICAL: - effect->dwFlags |= DIEFF_SPHERICAL; - rglDir[0] = dir->dir[0]; - if (naxes > 1) - rglDir[1] = dir->dir[1]; - if (naxes > 2) - rglDir[2] = dir->dir[2]; - return 0; - - default: - return SDL_SetError("Haptic: Unknown direction type."); - } -} - -/* Clamps and converts. */ -#define CCONVERT(x) (((x) > 0x7FFF) ? 10000 : ((x)*10000) / 0x7FFF) -/* Just converts. */ -#define CONVERT(x) (((x)*10000) / 0x7FFF) -/* - * Creates the DIEFFECT from a SDL_HapticEffect. - */ -static int -SDL_SYS_ToDIEFFECT(SDL_Haptic * haptic, DIEFFECT * dest, - SDL_HapticEffect * src) -{ - int i; - DICONSTANTFORCE *constant; - DIPERIODIC *periodic; - DICONDITION *condition; /* Actually an array of conditions - one per axis. */ - DIRAMPFORCE *ramp; - DICUSTOMFORCE *custom; - DIENVELOPE *envelope; - SDL_HapticConstant *hap_constant; - SDL_HapticPeriodic *hap_periodic; - SDL_HapticCondition *hap_condition; - SDL_HapticRamp *hap_ramp; - SDL_HapticCustom *hap_custom; - DWORD *axes; - - /* Set global stuff. */ - SDL_memset(dest, 0, sizeof(DIEFFECT)); - dest->dwSize = sizeof(DIEFFECT); /* Set the structure size. */ - dest->dwSamplePeriod = 0; /* Not used by us. */ - dest->dwGain = 10000; /* Gain is set globally, not locally. */ - dest->dwFlags = DIEFF_OBJECTOFFSETS; /* Seems obligatory. */ - - /* Envelope. */ - envelope = SDL_malloc(sizeof(DIENVELOPE)); - if (envelope == NULL) { - return SDL_OutOfMemory(); - } - SDL_memset(envelope, 0, sizeof(DIENVELOPE)); - dest->lpEnvelope = envelope; - envelope->dwSize = sizeof(DIENVELOPE); /* Always should be this. */ - - /* Axes. */ - dest->cAxes = haptic->naxes; - if (dest->cAxes > 0) { - axes = SDL_malloc(sizeof(DWORD) * dest->cAxes); - if (axes == NULL) { - return SDL_OutOfMemory(); - } - axes[0] = haptic->hwdata->axes[0]; /* Always at least one axis. */ - if (dest->cAxes > 1) { - axes[1] = haptic->hwdata->axes[1]; - } - if (dest->cAxes > 2) { - axes[2] = haptic->hwdata->axes[2]; - } - dest->rgdwAxes = axes; - } - - /* The big type handling switch, even bigger than Linux's version. */ - switch (src->type) { - case SDL_HAPTIC_CONSTANT: - hap_constant = &src->constant; - constant = SDL_malloc(sizeof(DICONSTANTFORCE)); - if (constant == NULL) { - return SDL_OutOfMemory(); - } - SDL_memset(constant, 0, sizeof(DICONSTANTFORCE)); - - /* Specifics */ - constant->lMagnitude = CONVERT(hap_constant->level); - dest->cbTypeSpecificParams = sizeof(DICONSTANTFORCE); - dest->lpvTypeSpecificParams = constant; - - /* Generics */ - dest->dwDuration = hap_constant->length * 1000; /* In microseconds. */ - dest->dwTriggerButton = DIGetTriggerButton(hap_constant->button); - dest->dwTriggerRepeatInterval = hap_constant->interval; - dest->dwStartDelay = hap_constant->delay * 1000; /* In microseconds. */ - - /* Direction. */ - if (SDL_SYS_SetDirection(dest, &hap_constant->direction, dest->cAxes) < 0) { - return -1; - } - - /* Envelope */ - if ((hap_constant->attack_length == 0) - && (hap_constant->fade_length == 0)) { - SDL_free(dest->lpEnvelope); - dest->lpEnvelope = NULL; - } else { - envelope->dwAttackLevel = CCONVERT(hap_constant->attack_level); - envelope->dwAttackTime = hap_constant->attack_length * 1000; - envelope->dwFadeLevel = CCONVERT(hap_constant->fade_level); - envelope->dwFadeTime = hap_constant->fade_length * 1000; - } - - break; - - case SDL_HAPTIC_SINE: - /* !!! FIXME: put this back when we have more bits in 2.1 */ - /* case SDL_HAPTIC_SQUARE: */ - case SDL_HAPTIC_TRIANGLE: - case SDL_HAPTIC_SAWTOOTHUP: - case SDL_HAPTIC_SAWTOOTHDOWN: - hap_periodic = &src->periodic; - periodic = SDL_malloc(sizeof(DIPERIODIC)); - if (periodic == NULL) { - return SDL_OutOfMemory(); - } - SDL_memset(periodic, 0, sizeof(DIPERIODIC)); - - /* Specifics */ - periodic->dwMagnitude = CONVERT(SDL_abs(hap_periodic->magnitude)); - periodic->lOffset = CONVERT(hap_periodic->offset); - periodic->dwPhase = - (hap_periodic->phase + (hap_periodic->magnitude < 0 ? 18000 : 0)) % 36000; - periodic->dwPeriod = hap_periodic->period * 1000; - dest->cbTypeSpecificParams = sizeof(DIPERIODIC); - dest->lpvTypeSpecificParams = periodic; - - /* Generics */ - dest->dwDuration = hap_periodic->length * 1000; /* In microseconds. */ - dest->dwTriggerButton = DIGetTriggerButton(hap_periodic->button); - dest->dwTriggerRepeatInterval = hap_periodic->interval; - dest->dwStartDelay = hap_periodic->delay * 1000; /* In microseconds. */ - - /* Direction. */ - if (SDL_SYS_SetDirection(dest, &hap_periodic->direction, dest->cAxes) - < 0) { - return -1; - } - - /* Envelope */ - if ((hap_periodic->attack_length == 0) - && (hap_periodic->fade_length == 0)) { - SDL_free(dest->lpEnvelope); - dest->lpEnvelope = NULL; - } else { - envelope->dwAttackLevel = CCONVERT(hap_periodic->attack_level); - envelope->dwAttackTime = hap_periodic->attack_length * 1000; - envelope->dwFadeLevel = CCONVERT(hap_periodic->fade_level); - envelope->dwFadeTime = hap_periodic->fade_length * 1000; - } - - break; - - case SDL_HAPTIC_SPRING: - case SDL_HAPTIC_DAMPER: - case SDL_HAPTIC_INERTIA: - case SDL_HAPTIC_FRICTION: - hap_condition = &src->condition; - condition = SDL_malloc(sizeof(DICONDITION) * dest->cAxes); - if (condition == NULL) { - return SDL_OutOfMemory(); - } - SDL_memset(condition, 0, sizeof(DICONDITION)); - - /* Specifics */ - for (i = 0; i < (int) dest->cAxes; i++) { - condition[i].lOffset = CONVERT(hap_condition->center[i]); - condition[i].lPositiveCoefficient = - CONVERT(hap_condition->right_coeff[i]); - condition[i].lNegativeCoefficient = - CONVERT(hap_condition->left_coeff[i]); - condition[i].dwPositiveSaturation = - CCONVERT(hap_condition->right_sat[i] / 2); - condition[i].dwNegativeSaturation = - CCONVERT(hap_condition->left_sat[i] / 2); - condition[i].lDeadBand = CCONVERT(hap_condition->deadband[i] / 2); - } - dest->cbTypeSpecificParams = sizeof(DICONDITION) * dest->cAxes; - dest->lpvTypeSpecificParams = condition; - - /* Generics */ - dest->dwDuration = hap_condition->length * 1000; /* In microseconds. */ - dest->dwTriggerButton = DIGetTriggerButton(hap_condition->button); - dest->dwTriggerRepeatInterval = hap_condition->interval; - dest->dwStartDelay = hap_condition->delay * 1000; /* In microseconds. */ - - /* Direction. */ - if (SDL_SYS_SetDirection(dest, &hap_condition->direction, dest->cAxes) - < 0) { - return -1; - } - - /* Envelope - Not actually supported by most CONDITION implementations. */ - SDL_free(dest->lpEnvelope); - dest->lpEnvelope = NULL; - - break; - - case SDL_HAPTIC_RAMP: - hap_ramp = &src->ramp; - ramp = SDL_malloc(sizeof(DIRAMPFORCE)); - if (ramp == NULL) { - return SDL_OutOfMemory(); - } - SDL_memset(ramp, 0, sizeof(DIRAMPFORCE)); - - /* Specifics */ - ramp->lStart = CONVERT(hap_ramp->start); - ramp->lEnd = CONVERT(hap_ramp->end); - dest->cbTypeSpecificParams = sizeof(DIRAMPFORCE); - dest->lpvTypeSpecificParams = ramp; - - /* Generics */ - dest->dwDuration = hap_ramp->length * 1000; /* In microseconds. */ - dest->dwTriggerButton = DIGetTriggerButton(hap_ramp->button); - dest->dwTriggerRepeatInterval = hap_ramp->interval; - dest->dwStartDelay = hap_ramp->delay * 1000; /* In microseconds. */ - - /* Direction. */ - if (SDL_SYS_SetDirection(dest, &hap_ramp->direction, dest->cAxes) < 0) { - return -1; - } - - /* Envelope */ - if ((hap_ramp->attack_length == 0) && (hap_ramp->fade_length == 0)) { - SDL_free(dest->lpEnvelope); - dest->lpEnvelope = NULL; - } else { - envelope->dwAttackLevel = CCONVERT(hap_ramp->attack_level); - envelope->dwAttackTime = hap_ramp->attack_length * 1000; - envelope->dwFadeLevel = CCONVERT(hap_ramp->fade_level); - envelope->dwFadeTime = hap_ramp->fade_length * 1000; - } - - break; - - case SDL_HAPTIC_CUSTOM: - hap_custom = &src->custom; - custom = SDL_malloc(sizeof(DICUSTOMFORCE)); - if (custom == NULL) { - return SDL_OutOfMemory(); - } - SDL_memset(custom, 0, sizeof(DICUSTOMFORCE)); - - /* Specifics */ - custom->cChannels = hap_custom->channels; - custom->dwSamplePeriod = hap_custom->period * 1000; - custom->cSamples = hap_custom->samples; - custom->rglForceData = - SDL_malloc(sizeof(LONG) * custom->cSamples * custom->cChannels); - for (i = 0; i < hap_custom->samples * hap_custom->channels; i++) { /* Copy data. */ - custom->rglForceData[i] = CCONVERT(hap_custom->data[i]); - } - dest->cbTypeSpecificParams = sizeof(DICUSTOMFORCE); - dest->lpvTypeSpecificParams = custom; - - /* Generics */ - dest->dwDuration = hap_custom->length * 1000; /* In microseconds. */ - dest->dwTriggerButton = DIGetTriggerButton(hap_custom->button); - dest->dwTriggerRepeatInterval = hap_custom->interval; - dest->dwStartDelay = hap_custom->delay * 1000; /* In microseconds. */ - - /* Direction. */ - if (SDL_SYS_SetDirection(dest, &hap_custom->direction, dest->cAxes) < 0) { - return -1; - } - - /* Envelope */ - if ((hap_custom->attack_length == 0) - && (hap_custom->fade_length == 0)) { - SDL_free(dest->lpEnvelope); - dest->lpEnvelope = NULL; - } else { - envelope->dwAttackLevel = CCONVERT(hap_custom->attack_level); - envelope->dwAttackTime = hap_custom->attack_length * 1000; - envelope->dwFadeLevel = CCONVERT(hap_custom->fade_level); - envelope->dwFadeTime = hap_custom->fade_length * 1000; - } - - break; - - default: - return SDL_SetError("Haptic: Unknown effect type."); - } - - return 0; -} - - -/* - * Frees an DIEFFECT allocated by SDL_SYS_ToDIEFFECT. - */ -static void -SDL_SYS_HapticFreeDIEFFECT(DIEFFECT * effect, int type) -{ - DICUSTOMFORCE *custom; - - SDL_free(effect->lpEnvelope); - effect->lpEnvelope = NULL; - SDL_free(effect->rgdwAxes); - effect->rgdwAxes = NULL; - if (effect->lpvTypeSpecificParams != NULL) { - if (type == SDL_HAPTIC_CUSTOM) { /* Must free the custom data. */ - custom = (DICUSTOMFORCE *) effect->lpvTypeSpecificParams; - SDL_free(custom->rglForceData); - custom->rglForceData = NULL; - } - SDL_free(effect->lpvTypeSpecificParams); - effect->lpvTypeSpecificParams = NULL; - } - SDL_free(effect->rglDirection); - effect->rglDirection = NULL; -} - -/* - * Gets the effect type from the generic SDL haptic effect wrapper. - */ -static REFGUID -SDL_SYS_HapticEffectType(SDL_HapticEffect * effect) -{ - switch (effect->type) { - case SDL_HAPTIC_CONSTANT: - return &GUID_ConstantForce; - - case SDL_HAPTIC_RAMP: - return &GUID_RampForce; - - /* !!! FIXME: put this back when we have more bits in 2.1 */ - /* case SDL_HAPTIC_SQUARE: - return &GUID_Square; */ - - case SDL_HAPTIC_SINE: - return &GUID_Sine; - - case SDL_HAPTIC_TRIANGLE: - return &GUID_Triangle; - - case SDL_HAPTIC_SAWTOOTHUP: - return &GUID_SawtoothUp; - - case SDL_HAPTIC_SAWTOOTHDOWN: - return &GUID_SawtoothDown; - - case SDL_HAPTIC_SPRING: - return &GUID_Spring; - - case SDL_HAPTIC_DAMPER: - return &GUID_Damper; - - case SDL_HAPTIC_INERTIA: - return &GUID_Inertia; - - case SDL_HAPTIC_FRICTION: - return &GUID_Friction; - - case SDL_HAPTIC_CUSTOM: - return &GUID_CustomForce; - - default: - return NULL; - } -} -int -SDL_DINPUT_HapticNewEffect(SDL_Haptic * haptic, struct haptic_effect *effect, SDL_HapticEffect * base) -{ - HRESULT ret; - REFGUID type = SDL_SYS_HapticEffectType(base); - - if (type == NULL) { - SDL_SetError("Haptic: Unknown effect type."); - return -1; - } - - /* Get the effect. */ - if (SDL_SYS_ToDIEFFECT(haptic, &effect->hweffect->effect, base) < 0) { - goto err_effectdone; - } - - /* Create the actual effect. */ - ret = IDirectInputDevice8_CreateEffect(haptic->hwdata->device, type, - &effect->hweffect->effect, - &effect->hweffect->ref, NULL); - if (FAILED(ret)) { - DI_SetError("Unable to create effect", ret); - goto err_effectdone; - } - - return 0; - -err_effectdone: - SDL_SYS_HapticFreeDIEFFECT(&effect->hweffect->effect, base->type); - return -1; -} - -int -SDL_DINPUT_HapticUpdateEffect(SDL_Haptic * haptic, struct haptic_effect *effect, SDL_HapticEffect * data) -{ - HRESULT ret; - DWORD flags; - DIEFFECT temp; - - /* Get the effect. */ - SDL_memset(&temp, 0, sizeof(DIEFFECT)); - if (SDL_SYS_ToDIEFFECT(haptic, &temp, data) < 0) { - goto err_update; - } - - /* Set the flags. Might be worthwhile to diff temp with loaded effect and - * only change those parameters. */ - flags = DIEP_DIRECTION | - DIEP_DURATION | - DIEP_ENVELOPE | - DIEP_STARTDELAY | - DIEP_TRIGGERBUTTON | - DIEP_TRIGGERREPEATINTERVAL | DIEP_TYPESPECIFICPARAMS; - - /* Create the actual effect. */ - ret = - IDirectInputEffect_SetParameters(effect->hweffect->ref, &temp, flags); - if (FAILED(ret)) { - DI_SetError("Unable to update effect", ret); - goto err_update; - } - - /* Copy it over. */ - SDL_SYS_HapticFreeDIEFFECT(&effect->hweffect->effect, data->type); - SDL_memcpy(&effect->hweffect->effect, &temp, sizeof(DIEFFECT)); - - return 0; - -err_update: - SDL_SYS_HapticFreeDIEFFECT(&temp, data->type); - return -1; -} - -int -SDL_DINPUT_HapticRunEffect(SDL_Haptic * haptic, struct haptic_effect *effect, Uint32 iterations) -{ - HRESULT ret; - DWORD iter; - - /* Check if it's infinite. */ - if (iterations == SDL_HAPTIC_INFINITY) { - iter = INFINITE; - } else { - iter = iterations; - } - - /* Run the effect. */ - ret = IDirectInputEffect_Start(effect->hweffect->ref, iter, 0); - if (FAILED(ret)) { - return DI_SetError("Running the effect", ret); - } - return 0; -} - -int -SDL_DINPUT_HapticStopEffect(SDL_Haptic * haptic, struct haptic_effect *effect) -{ - HRESULT ret; - - ret = IDirectInputEffect_Stop(effect->hweffect->ref); - if (FAILED(ret)) { - return DI_SetError("Unable to stop effect", ret); - } - return 0; -} - -void -SDL_DINPUT_HapticDestroyEffect(SDL_Haptic * haptic, struct haptic_effect *effect) -{ - HRESULT ret; - - ret = IDirectInputEffect_Unload(effect->hweffect->ref); - if (FAILED(ret)) { - DI_SetError("Removing effect from the device", ret); - } - SDL_SYS_HapticFreeDIEFFECT(&effect->hweffect->effect, effect->effect.type); -} - -int -SDL_DINPUT_HapticGetEffectStatus(SDL_Haptic * haptic, struct haptic_effect *effect) -{ - HRESULT ret; - DWORD status; - - ret = IDirectInputEffect_GetEffectStatus(effect->hweffect->ref, &status); - if (FAILED(ret)) { - return DI_SetError("Getting effect status", ret); - } - - if (status == 0) - return SDL_FALSE; - return SDL_TRUE; -} - -int -SDL_DINPUT_HapticSetGain(SDL_Haptic * haptic, int gain) -{ - HRESULT ret; - DIPROPDWORD dipdw; - - /* Create the weird structure thingy. */ - dipdw.diph.dwSize = sizeof(DIPROPDWORD); - dipdw.diph.dwHeaderSize = sizeof(DIPROPHEADER); - dipdw.diph.dwObj = 0; - dipdw.diph.dwHow = DIPH_DEVICE; - dipdw.dwData = gain * 100; /* 0 to 10,000 */ - - /* Try to set the autocenter. */ - ret = IDirectInputDevice8_SetProperty(haptic->hwdata->device, - DIPROP_FFGAIN, &dipdw.diph); - if (FAILED(ret)) { - return DI_SetError("Setting gain", ret); - } - return 0; -} - -int -SDL_DINPUT_HapticSetAutocenter(SDL_Haptic * haptic, int autocenter) -{ - HRESULT ret; - DIPROPDWORD dipdw; - - /* Create the weird structure thingy. */ - dipdw.diph.dwSize = sizeof(DIPROPDWORD); - dipdw.diph.dwHeaderSize = sizeof(DIPROPHEADER); - dipdw.diph.dwObj = 0; - dipdw.diph.dwHow = DIPH_DEVICE; - dipdw.dwData = (autocenter == 0) ? DIPROPAUTOCENTER_OFF : - DIPROPAUTOCENTER_ON; - - /* Try to set the autocenter. */ - ret = IDirectInputDevice8_SetProperty(haptic->hwdata->device, - DIPROP_AUTOCENTER, &dipdw.diph); - if (FAILED(ret)) { - return DI_SetError("Setting autocenter", ret); - } - return 0; -} - -int -SDL_DINPUT_HapticPause(SDL_Haptic * haptic) -{ - HRESULT ret; - - /* Pause the device. */ - ret = IDirectInputDevice8_SendForceFeedbackCommand(haptic->hwdata->device, - DISFFC_PAUSE); - if (FAILED(ret)) { - return DI_SetError("Pausing the device", ret); - } - return 0; -} - -int -SDL_DINPUT_HapticUnpause(SDL_Haptic * haptic) -{ - HRESULT ret; - - /* Unpause the device. */ - ret = IDirectInputDevice8_SendForceFeedbackCommand(haptic->hwdata->device, - DISFFC_CONTINUE); - if (FAILED(ret)) { - return DI_SetError("Pausing the device", ret); - } - return 0; -} - -int -SDL_DINPUT_HapticStopAll(SDL_Haptic * haptic) -{ - HRESULT ret; - - /* Try to stop the effects. */ - ret = IDirectInputDevice8_SendForceFeedbackCommand(haptic->hwdata->device, - DISFFC_STOPALL); - if (FAILED(ret)) { - return DI_SetError("Stopping the device", ret); - } - return 0; -} - -#else /* !SDL_HAPTIC_DINPUT */ - -typedef struct DIDEVICEINSTANCE DIDEVICEINSTANCE; -typedef struct SDL_hapticlist_item SDL_hapticlist_item; - -int -SDL_DINPUT_HapticInit(void) -{ - return 0; -} - -int -SDL_DINPUT_MaybeAddDevice(const DIDEVICEINSTANCE * pdidInstance) -{ - return SDL_Unsupported(); -} - -int -SDL_DINPUT_MaybeRemoveDevice(const DIDEVICEINSTANCE * pdidInstance) -{ - return SDL_Unsupported(); -} - -int -SDL_DINPUT_HapticOpen(SDL_Haptic * haptic, SDL_hapticlist_item *item) -{ - return SDL_Unsupported(); -} - -int -SDL_DINPUT_JoystickSameHaptic(SDL_Haptic * haptic, SDL_Joystick * joystick) -{ - return SDL_Unsupported(); -} - -int -SDL_DINPUT_HapticOpenFromJoystick(SDL_Haptic * haptic, SDL_Joystick * joystick) -{ - return SDL_Unsupported(); -} - -void -SDL_DINPUT_HapticClose(SDL_Haptic * haptic) -{ -} - -void -SDL_DINPUT_HapticQuit(void) -{ -} - -int -SDL_DINPUT_HapticNewEffect(SDL_Haptic * haptic, struct haptic_effect *effect, SDL_HapticEffect * base) -{ - return SDL_Unsupported(); -} - -int -SDL_DINPUT_HapticUpdateEffect(SDL_Haptic * haptic, struct haptic_effect *effect, SDL_HapticEffect * data) -{ - return SDL_Unsupported(); -} - -int -SDL_DINPUT_HapticRunEffect(SDL_Haptic * haptic, struct haptic_effect *effect, Uint32 iterations) -{ - return SDL_Unsupported(); -} - -int -SDL_DINPUT_HapticStopEffect(SDL_Haptic * haptic, struct haptic_effect *effect) -{ - return SDL_Unsupported(); -} - -void -SDL_DINPUT_HapticDestroyEffect(SDL_Haptic * haptic, struct haptic_effect *effect) -{ -} - -int -SDL_DINPUT_HapticGetEffectStatus(SDL_Haptic * haptic, struct haptic_effect *effect) -{ - return SDL_Unsupported(); -} - -int -SDL_DINPUT_HapticSetGain(SDL_Haptic * haptic, int gain) -{ - return SDL_Unsupported(); -} - -int -SDL_DINPUT_HapticSetAutocenter(SDL_Haptic * haptic, int autocenter) -{ - return SDL_Unsupported(); -} - -int -SDL_DINPUT_HapticPause(SDL_Haptic * haptic) -{ - return SDL_Unsupported(); -} - -int -SDL_DINPUT_HapticUnpause(SDL_Haptic * haptic) -{ - return SDL_Unsupported(); -} - -int -SDL_DINPUT_HapticStopAll(SDL_Haptic * haptic) -{ - return SDL_Unsupported(); -} - -#endif /* SDL_HAPTIC_DINPUT */ - -/* vi: set ts=4 sw=4 expandtab: */ |