bool SdlRumbleEffect::play(int num_repeats)
{
if (isActive())
{
if (num_repeats == -1)
{
return (SDL_HapticRunEffect(mHaptic, mId, SDL_HAPTIC_INFINITY) == 0);
}
else
{
return (SDL_HapticRunEffect(mHaptic, mId, num_repeats) == 0);
}
}
return false;
}
void ForceFeedback::update(
float force,
float /*dt*/,
std::ostream & error_output)
{
if (!enabled || !haptic || (effect_id == -1))
return;
// Clamp force.
force = Clamp(force, -1.0f, 1.0f);
// Low pass filter.
lastforce = (lastforce + force) * 0.5f;
// Update effect.
effect.constant.level = Sint16(lastforce * 32767);
int new_effect_id = SDL_HapticUpdateEffect(haptic, effect_id, &effect);
if (new_effect_id == -1)
{
error_output << "Failed to update force feedback effect: " << SDL_GetError();
return;
}
else
{
effect_id = new_effect_id;
}
// Run effect.
if (SDL_HapticRunEffect(haptic, effect_id, 1) == -1)
{
error_output << "Failed to run force feedback effect: " << SDL_GetError();
return;
}
}
bool CSDLPad::SetForceFeedback(IFFParams params)
{
#if defined(SDL_USE_HAPTIC_FEEDBACK)
if (!m_connected) return false;
// only submit new one when current has finished
if (m_supportsFeedback && m_curHapticEffect <0)
{
if ( params.strengthA == 0 || params.strengthB == 0)
return true;
SDL_HapticEffect effect;
memset(&effect, 0, sizeof(effect));
effect.type = SDL_HAPTIC_LEFTRIGHT;
effect.leftright.large_magnitude = (uint16)(clamp_tpl(params.strengthB,0.0f,1.0f) * 65536.0f);
effect.leftright.small_magnitude = (uint16)(clamp_tpl(params.strengthA,0.0f,1.0f) * 65536.0f);
effect.leftright.length = (params.timeInSeconds == 0.0f) ? 1000 : (Uint32)(params.timeInSeconds * 1000.0f);
m_curHapticEffect = SDL_HapticNewEffect(m_pHapticDevice, &effect);
if (m_curHapticEffect < 0)
{
gEnv->pLog->LogError("CSDLPad - Gamepad [%d] failed to create feedback effect: %s", m_deviceNo, SDL_GetError());
return false;
}
gEnv->pLog->Log("CSDLPad - Gamepad [%d] submitting create feedback effect (%d,%d,%d)", m_deviceNo, effect.leftright.large_magnitude, effect.leftright.small_magnitude, effect.leftright.length);
SDL_HapticRunEffect(m_pHapticDevice, m_curHapticEffect, 1);
m_vibrateTime=params.timeInSeconds;
}
#endif
return true;
}
bool SDL2FFBDevice::startEffect(const int idx, const FFBEffectTypes type, std::shared_ptr<FFBEffectParameters> parameters)
{
std::shared_ptr<SDL2FFBEffect> sdlEff;
Uint32 repeat;
CHECK_EFFECT_IDX(idx);
if (m_effects[idx]->status() == FFBEffect::FFBEffectStatus::NOT_LOADED) {
if (!uploadEffect(idx, type, parameters))
return false;
}
if (m_effects[idx]->status() == FFBEffect::FFBEffectStatus::PLAYING)
return true;
sdlEff = std::static_pointer_cast<SDL2FFBEffect>(m_effects[idx]);
if (sdlEff->parameters()->repeat == 0) {
if (sdlEff->parameters()->replayLength > 0)
repeat = SDL_HAPTIC_INFINITY;
else
repeat = 1;
} else
repeat = sdlEff->parameters()->repeat;
if (SDL_HapticRunEffect(c_haptic, sdlEff->internalIdx(), repeat) < 0) {
QMessageBox::warning(nullptr, SDL2DEV_ERR_CAPTION, QString("Unable to start the effect:\n%1").arg(SDL_GetError()));
return false;
}
sdlEff->setStatus(FFBEffect::FFBEffectStatus::PLAYING);
return true;
}
/*
* Runs simple rumble on a haptic device
*/
int
SDL_HapticRumblePlay(SDL_Haptic * haptic, float strength, Uint32 length)
{
int ret;
SDL_HapticPeriodic *efx;
if (!ValidHaptic(haptic)) {
return -1;
}
if (haptic->rumble_id < 0) {
SDL_SetError("Haptic: Rumble effect not initialized on haptic device");
return -1;
}
/* Clamp strength. */
if (strength > 1.0f) {
strength = 1.0f;
}
else if (strength < 0.0f) {
strength = 0.0f;
}
/* New effect. */
efx = &haptic->rumble_effect.periodic;
efx->magnitude = (Sint16)(32767.0f*strength);
efx->length = length;
ret = SDL_HapticUpdateEffect(haptic, haptic->rumble_id, &haptic->rumble_effect);
return SDL_HapticRunEffect(haptic, haptic->rumble_id, 1);
}
void SdlManager::SdlController::RunHapticLeftRight(float left, float right)
{
CriticalCode criticalCode(criticalSection);
if(!haptic) return;
hapticEffect.leftright.length = SDL_HAPTIC_INFINITY;
hapticEffect.leftright.large_magnitude = uint16_t(left * 0xffff);
hapticEffect.leftright.small_magnitude = uint16_t(right * 0xffff);
if(hapticEffectIndex >= 0 && hapticEffect.type == SDL_HAPTIC_LEFTRIGHT)
{
SDL_HapticStopEffect(haptic, hapticEffectIndex);
SDL_HapticUpdateEffect(haptic, hapticEffectIndex, &hapticEffect);
}
else
{
if(hapticEffectIndex >= 0)
{
SDL_HapticStopEffect(haptic, hapticEffectIndex);
SDL_HapticDestroyEffect(haptic, hapticEffectIndex);
}
hapticEffect.type = SDL_HAPTIC_LEFTRIGHT;
hapticEffectIndex = SDL_HapticNewEffect(haptic, &hapticEffect);
}
SDL_HapticRunEffect(haptic, hapticEffectIndex, 1);
}
bool Joystick::UpdateOutput()
{
#ifdef USE_SDL_HAPTIC
std::list<EffectIDState>::iterator
i = m_state_out.begin(),
e = m_state_out.end();
for ( ; i != e; ++i)
{
if (i->changed) // if SetState was called on this output
{
if (-1 == i->id) // effect isn't currently uploaded
{
if (i->effect.type) // if outputstate is >0 this would be true
if ((i->id = SDL_HapticNewEffect( m_haptic, &i->effect )) > -1) // upload the effect
SDL_HapticRunEffect(m_haptic, i->id, 1); // run the effect
}
else // effect is already uploaded
{
if (i->effect.type) // if ouputstate >0
SDL_HapticUpdateEffect(m_haptic, i->id, &i->effect); // update the effect
else
{
SDL_HapticStopEffect(m_haptic, i->id); // else, stop and remove the effect
SDL_HapticDestroyEffect(m_haptic, i->id);
i->id = -1; // mark it as not uploaded
}
}
i->changed = false;
}
}
#endif
return true;
}
JNIEXPORT jint JNICALL Java_at_wisch_joystick_FFJoystick_playEffectNative(JNIEnv *env, jclass, jint hapticDeviceIndex, jint effectIndex, jint iterations){
if (iterations == at_wisch_joystick_Joystick_INFINITE_TIMES){
iterations = SDL_HAPTIC_INFINITY;
}
int num = SDL_HapticRunEffect(ffjoysticks[hapticDeviceIndex], effectIndex, iterations);
if (num < 0) {
throwException(env, SDL_GetError());
return -22;
}
return num;
}
static bool sdl_joypad_set_rumble(unsigned pad, enum retro_rumble_effect effect, uint16_t strength)
{
SDL_HapticEffect efx;
sdl_joypad_t *joypad = (sdl_joypad_t*)&sdl_pads[pad];
memset(&efx, 0, sizeof(efx));
if (!joypad->joypad || !joypad->haptic)
return false;
efx.type = SDL_HAPTIC_LEFTRIGHT;
efx.leftright.type = SDL_HAPTIC_LEFTRIGHT;
efx.leftright.length = 5000;
switch (effect)
{
case RETRO_RUMBLE_STRONG:
efx.leftright.large_magnitude = strength;
break;
case RETRO_RUMBLE_WEAK:
efx.leftright.small_magnitude = strength;
break;
default:
return false;
}
if (joypad->rumble_effect == -1)
{
joypad->rumble_effect = SDL_HapticNewEffect(sdl_pads[pad].haptic, &efx);
if (joypad->rumble_effect < 0)
{
RARCH_WARN("[SDL]: Failed to create rumble effect for joypad %u: %s\n",
pad, SDL_GetError());
joypad->rumble_effect = -2;
return false;
}
}
else if (joypad->rumble_effect >= 0)
SDL_HapticUpdateEffect(joypad->haptic, joypad->rumble_effect, &efx);
if (joypad->rumble_effect < 0)
return false;
if (SDL_HapticRunEffect(joypad->haptic, joypad->rumble_effect, 1) < 0)
{
RARCH_WARN("[SDL]: Failed to set rumble effect on joypad %u: %s\n",
pad, SDL_GetError());
return false;
}
return true;
}
bool Joystick::runVibrationEffect()
{
if (vibration.id != -1)
{
if (SDL_HapticUpdateEffect(haptic, vibration.id, &vibration.effect) == 0)
{
if (SDL_HapticRunEffect(haptic, vibration.id, 1) == 0)
return true;
}
// If the effect fails to update, we should destroy and re-create it.
SDL_HapticDestroyEffect(haptic, vibration.id);
vibration.id = -1;
}
vibration.id = SDL_HapticNewEffect(haptic, &vibration.effect);
if (vibration.id != -1 && SDL_HapticRunEffect(haptic, vibration.id, 1) == 0)
return true;
return false;
}
void JoystickInfo::Rumble(int type, int pad)
{
if (type > 1) return;
if ( !(conf->pad_options[pad].forcefeedback) ) return;
#if SDL_MAJOR_VERSION >= 2
if (haptic == NULL) return;
if(first)
{ // If done multiple times, device memory will be filled
first = 0;
GenerateDefaultEffect();
/** Sine and triangle are quite probably the best, don't change that lightly and if you do
* keep effects ordered by type
**/
/** Effect for small motor **/
/** Sine seems to be the only effect making little motor from DS3/4 react
* Intensity has pretty much no effect either(which is coherent with what is explain in hid_sony driver
**/
effects[0].type = SDL_HAPTIC_SINE;
effects_id[0] = SDL_HapticNewEffect(haptic, &effects[0]);
if(effects_id[0] < 0)
{
fprintf(stderr,"ERROR: Effect is not uploaded! %s, id is %d\n",SDL_GetError(),effects_id[0]);
}
/** Effect for big motor **/
effects[1].type = SDL_HAPTIC_TRIANGLE;
effects_id[1] = SDL_HapticNewEffect(haptic, &effects[1]);
if(effects_id[1] < 0)
{
fprintf(stderr,"ERROR: Effect is not uploaded! %s, id is %d\n",SDL_GetError(),effects_id[1]);
}
}
int id;
id = effects_id[type];
if(SDL_HapticRunEffect(haptic, id, 1) != 0)
{
fprintf(stderr,"ERROR: Effect is not working! %s, id is %d\n",SDL_GetError(),id);
}
#endif
}
void Joystick::HapticEffect::Update()
{
if (m_id == -1 && m_effect.type > 0)
{
m_id = SDL_HapticNewEffect(m_haptic, &m_effect);
if (m_id > -1)
SDL_HapticRunEffect(m_haptic, m_id, 1);
}
else if (m_id > -1 && m_effect.type == 0)
{
SDL_HapticStopEffect(m_haptic, m_id);
SDL_HapticDestroyEffect(m_haptic, m_id);
m_id = -1;
}
else if (m_id > -1)
{
SDL_HapticUpdateEffect(m_haptic, m_id, &m_effect);
}
}
void JoystickInfo::DoHapticEffect(int type, int pad, int force)
{
if (type > 1) return;
if ( !(conf->options & (PADOPTION_FORCEFEEDBACK << 16 * pad)) ) return;
#if SDL_MAJOR_VERSION >= 2
int joyid = conf->get_joyid(pad);
if (!JoystickIdWithinBounds(joyid)) return;
JoystickInfo* pjoy = s_vjoysticks[joyid];
if (pjoy->haptic == NULL) return;
if (pjoy->haptic_effect_id[type] < 0) return;
// FIXME: might need to multiply force
pjoy->haptic_effect_data[type].periodic.magnitude = force * conf->ff_intensity ; // force/32767 strength
// Upload the new effect
SDL_HapticUpdateEffect(pjoy->haptic, pjoy->haptic_effect_id[type], &pjoy->haptic_effect_data[type]);
// run the effect once
SDL_HapticRunEffect( pjoy->haptic, pjoy->haptic_effect_id[type], 1 );
#endif
}
/*
* Runs simple rumble on a haptic device
*/
int
SDL_HapticRumblePlay(SDL_Haptic * haptic, float strength, Uint32 length)
{
SDL_HapticEffect *efx;
Sint16 magnitude;
if (!ValidHaptic(haptic)) {
return -1;
}
if (haptic->rumble_id < 0) {
return SDL_SetError("Haptic: Rumble effect not initialized on haptic device");
}
/* Clamp strength. */
if (strength > 1.0f) {
strength = 1.0f;
} else if (strength < 0.0f) {
strength = 0.0f;
}
magnitude = (Sint16)(32767.0f*strength);
efx = &haptic->rumble_effect;
if (efx->type == SDL_HAPTIC_SINE) {
efx->periodic.magnitude = magnitude;
efx->periodic.length = length;
} else if (efx->type == SDL_HAPTIC_LEFTRIGHT) {
efx->leftright.small_magnitude = efx->leftright.large_magnitude = magnitude;
efx->leftright.length = length;
} else {
SDL_assert(0 && "This should have been caught elsewhere");
}
if (SDL_HapticUpdateEffect(haptic, haptic->rumble_id, &haptic->rumble_effect) < 0) {
return -1;
}
return SDL_HapticRunEffect(haptic, haptic->rumble_id, 1);
}
/**
* @brief Runs a rumble effect.
*
* @brief Current modifier being added.
*/
static void spfx_hapticRumble( double mod )
{
#if SDL_VERSION_ATLEAST(1,3,0)
SDL_HapticEffect *efx;
double len, mag;
if (haptic_rumble >= 0) {
/* Not time to update yet. */
if ((haptic_lastUpdate > 0.) || shake_off || (mod > SHAKE_MAX/3.))
return;
/* Stop the effect if it was playing. */
SDL_HapticStopEffect( haptic, haptic_rumble );
/* Get length and magnitude. */
len = 1000. * shake_rad / SHAKE_DECAY;
mag = 32767. * (shake_rad / SHAKE_MAX);
/* Update the effect. */
efx = &haptic_rumbleEffect;
efx->periodic.magnitude = (uint32_t)mag;;
efx->periodic.length = (uint32_t)len;
efx->periodic.fade_length = MIN( efx->periodic.length, 1000 );
if (SDL_HapticUpdateEffect( haptic, haptic_rumble, &haptic_rumbleEffect ) < 0) {
WARN("Failed to update haptic effect: %s.", SDL_GetError());
return;
}
/* Run the new effect. */
SDL_HapticRunEffect( haptic, haptic_rumble, 1 );
/* Set timer again. */
haptic_lastUpdate = HAPTIC_UPDATE_INTERVAL;
}
#else /* SDL_VERSION_ATLEAST(1,3,0) */
(void) mod;
#endif /* SDL_VERSION_ATLEAST(1,3,0) */
}
bool Joystick::UpdateOutput()
{
#ifdef USE_SDL_HAPTIC
for (auto &i : m_state_out)
{
if (i.changed) // if SetState was called on this output
{
if (-1 == i.id) // effect isn't currently uploaded
{
if (i.effect.type) // if outputstate is >0 this would be true
{
if ((i.id = SDL_HapticNewEffect(m_haptic, &i.effect)) > -1) // upload the effect
{
SDL_HapticRunEffect(m_haptic, i.id, 1); // run the effect
}
}
}
else // effect is already uploaded
{
if (i.effect.type) // if ouputstate >0
{
SDL_HapticUpdateEffect(m_haptic, i.id, &i.effect); // update the effect
}
else
{
SDL_HapticStopEffect(m_haptic, i.id); // else, stop and remove the effect
SDL_HapticDestroyEffect(m_haptic, i.id);
i.id = -1; // mark it as not uploaded
}
}
i.changed = false;
}
}
#endif
return true;
}
/**
* @brief The entry point of this force feedback demo.
* @param[in] argc Number of arguments.
* @param[in] argv Array of argc arguments.
*/
int
main(int argc, char **argv)
{
int i;
char *name;
int index;
SDL_HapticEffect efx[9];
int id[9];
int nefx;
unsigned int supported;
/* Enable standard application logging */
SDL_LogSetPriority(SDL_LOG_CATEGORY_APPLICATION, SDL_LOG_PRIORITY_INFO);
name = NULL;
index = -1;
if (argc > 1) {
name = argv[1];
if ((strcmp(name, "--help") == 0) || (strcmp(name, "-h") == 0)) {
SDL_Log("USAGE: %s [device]\n"
"If device is a two-digit number it'll use it as an index, otherwise\n"
"it'll use it as if it were part of the device's name.\n",
argv[0]);
return 0;
}
i = strlen(name);
if ((i < 3) && isdigit(name[0]) && ((i == 1) || isdigit(name[1]))) {
index = atoi(name);
name = NULL;
}
}
/* Initialize the force feedbackness */
SDL_Init(SDL_INIT_VIDEO | SDL_INIT_TIMER | SDL_INIT_JOYSTICK |
SDL_INIT_HAPTIC);
SDL_Log("%d Haptic devices detected.\n", SDL_NumHaptics());
if (SDL_NumHaptics() > 0) {
/* We'll just use index or the first force feedback device found */
if (name == NULL) {
i = (index != -1) ? index : 0;
}
/* Try to find matching device */
else {
for (i = 0; i < SDL_NumHaptics(); i++) {
if (strstr(SDL_HapticName(i), name) != NULL)
break;
}
if (i >= SDL_NumHaptics()) {
SDL_LogError(SDL_LOG_CATEGORY_APPLICATION, "Unable to find device matching '%s', aborting.\n",
name);
return 1;
}
}
haptic = SDL_HapticOpen(i);
if (haptic == NULL) {
SDL_LogError(SDL_LOG_CATEGORY_APPLICATION, "Unable to create the haptic device: %s\n",
SDL_GetError());
return 1;
}
SDL_Log("Device: %s\n", SDL_HapticName(i));
HapticPrintSupported(haptic);
} else {
SDL_LogError(SDL_LOG_CATEGORY_APPLICATION, "No Haptic devices found!\n");
return 1;
}
/* We only want force feedback errors. */
SDL_ClearError();
/* Create effects. */
memset(&efx, 0, sizeof(efx));
nefx = 0;
supported = SDL_HapticQuery(haptic);
SDL_Log("\nUploading effects\n");
/* First we'll try a SINE effect. */
if (supported & SDL_HAPTIC_SINE) {
SDL_Log(" effect %d: Sine Wave\n", nefx);
efx[nefx].type = SDL_HAPTIC_SINE;
efx[nefx].periodic.period = 1000;
efx[nefx].periodic.magnitude = -0x2000; /* Negative magnitude and ... */
efx[nefx].periodic.phase = 18000; /* ... 180 degrees phase shift => cancel eachother */
efx[nefx].periodic.length = 5000;
efx[nefx].periodic.attack_length = 1000;
efx[nefx].periodic.fade_length = 1000;
id[nefx] = SDL_HapticNewEffect(haptic, &efx[nefx]);
if (id[nefx] < 0) {
SDL_LogError(SDL_LOG_CATEGORY_APPLICATION, "UPLOADING EFFECT ERROR: %s\n", SDL_GetError());
abort_execution();
}
nefx++;
}
/* Now we'll try a SAWTOOTHUP */
if (supported & SDL_HAPTIC_SAWTOOTHUP) {
SDL_Log(" effect %d: Sawtooth Up\n", nefx);
efx[nefx].type = SDL_HAPTIC_SAWTOOTHUP;
efx[nefx].periodic.period = 500;
efx[nefx].periodic.magnitude = 0x5000;
efx[nefx].periodic.length = 5000;
efx[nefx].periodic.attack_length = 1000;
efx[nefx].periodic.fade_length = 1000;
id[nefx] = SDL_HapticNewEffect(haptic, &efx[nefx]);
if (id[nefx] < 0) {
SDL_LogError(SDL_LOG_CATEGORY_APPLICATION, "UPLOADING EFFECT ERROR: %s\n", SDL_GetError());
abort_execution();
}
nefx++;
}
/* Now the classical constant effect. */
if (supported & SDL_HAPTIC_CONSTANT) {
SDL_Log(" effect %d: Constant Force\n", nefx);
efx[nefx].type = SDL_HAPTIC_CONSTANT;
efx[nefx].constant.direction.type = SDL_HAPTIC_POLAR;
efx[nefx].constant.direction.dir[0] = 20000; /* Force comes from the south-west. */
efx[nefx].constant.length = 5000;
efx[nefx].constant.level = 0x6000;
efx[nefx].constant.attack_length = 1000;
efx[nefx].constant.fade_length = 1000;
id[nefx] = SDL_HapticNewEffect(haptic, &efx[nefx]);
if (id[nefx] < 0) {
SDL_LogError(SDL_LOG_CATEGORY_APPLICATION, "UPLOADING EFFECT ERROR: %s\n", SDL_GetError());
abort_execution();
}
nefx++;
}
/* The cute spring effect. */
if (supported & SDL_HAPTIC_SPRING) {
SDL_Log(" effect %d: Condition Spring\n", nefx);
efx[nefx].type = SDL_HAPTIC_SPRING;
efx[nefx].condition.length = 5000;
for (i = 0; i < SDL_HapticNumAxes(haptic); i++) {
efx[nefx].condition.right_sat[i] = 0xFFFF;
efx[nefx].condition.left_sat[i] = 0xFFFF;
efx[nefx].condition.right_coeff[i] = 0x2000;
efx[nefx].condition.left_coeff[i] = 0x2000;
efx[nefx].condition.center[i] = 0x1000; /* Displace the center for it to move. */
}
id[nefx] = SDL_HapticNewEffect(haptic, &efx[nefx]);
if (id[nefx] < 0) {
SDL_LogError(SDL_LOG_CATEGORY_APPLICATION, "UPLOADING EFFECT ERROR: %s\n", SDL_GetError());
abort_execution();
}
nefx++;
}
/* The interesting damper effect. */
if (supported & SDL_HAPTIC_DAMPER) {
SDL_Log(" effect %d: Condition Damper\n", nefx);
efx[nefx].type = SDL_HAPTIC_DAMPER;
efx[nefx].condition.length = 5000;
for (i = 0; i < SDL_HapticNumAxes(haptic); i++) {
efx[nefx].condition.right_sat[i] = 0xFFFF;
efx[nefx].condition.left_sat[i] = 0xFFFF;
efx[nefx].condition.right_coeff[i] = 0x2000;
efx[nefx].condition.left_coeff[i] = 0x2000;
}
id[nefx] = SDL_HapticNewEffect(haptic, &efx[nefx]);
if (id[nefx] < 0) {
SDL_LogError(SDL_LOG_CATEGORY_APPLICATION, "UPLOADING EFFECT ERROR: %s\n", SDL_GetError());
abort_execution();
}
nefx++;
}
/* The pretty awesome inertia effect. */
if (supported & SDL_HAPTIC_INERTIA) {
SDL_Log(" effect %d: Condition Inertia\n", nefx);
efx[nefx].type = SDL_HAPTIC_INERTIA;
efx[nefx].condition.length = 5000;
for (i = 0; i < SDL_HapticNumAxes(haptic); i++) {
efx[nefx].condition.right_sat[i] = 0xFFFF;
efx[nefx].condition.left_sat[i] = 0xFFFF;
efx[nefx].condition.right_coeff[i] = 0x2000;
efx[nefx].condition.left_coeff[i] = 0x2000;
efx[nefx].condition.deadband[i] = 0x1000; /* 1/16th of axis-range around the center is 'dead'. */
}
id[nefx] = SDL_HapticNewEffect(haptic, &efx[nefx]);
if (id[nefx] < 0) {
SDL_LogError(SDL_LOG_CATEGORY_APPLICATION, "UPLOADING EFFECT ERROR: %s\n", SDL_GetError());
abort_execution();
}
nefx++;
}
/* The hot friction effect. */
if (supported & SDL_HAPTIC_FRICTION) {
SDL_Log(" effect %d: Condition Friction\n", nefx);
efx[nefx].type = SDL_HAPTIC_FRICTION;
efx[nefx].condition.length = 5000;
for (i = 0; i < SDL_HapticNumAxes(haptic); i++) {
efx[nefx].condition.right_sat[i] = 0xFFFF;
efx[nefx].condition.left_sat[i] = 0xFFFF;
efx[nefx].condition.right_coeff[i] = 0x2000;
efx[nefx].condition.left_coeff[i] = 0x2000;
}
id[nefx] = SDL_HapticNewEffect(haptic, &efx[nefx]);
if (id[nefx] < 0) {
SDL_LogError(SDL_LOG_CATEGORY_APPLICATION, "UPLOADING EFFECT ERROR: %s\n", SDL_GetError());
abort_execution();
}
nefx++;
}
/* Now we'll try a ramp effect */
if (supported & SDL_HAPTIC_RAMP) {
SDL_Log(" effect %d: Ramp\n", nefx);
efx[nefx].type = SDL_HAPTIC_RAMP;
efx[nefx].ramp.direction.type = SDL_HAPTIC_CARTESIAN;
efx[nefx].ramp.direction.dir[0] = 1; /* Force comes from */
efx[nefx].ramp.direction.dir[1] = -1; /* the north-east. */
efx[nefx].ramp.length = 5000;
efx[nefx].ramp.start = 0x4000;
efx[nefx].ramp.end = -0x4000;
efx[nefx].ramp.attack_length = 1000;
efx[nefx].ramp.fade_length = 1000;
id[nefx] = SDL_HapticNewEffect(haptic, &efx[nefx]);
if (id[nefx] < 0) {
SDL_LogError(SDL_LOG_CATEGORY_APPLICATION, "UPLOADING EFFECT ERROR: %s\n", SDL_GetError());
abort_execution();
}
nefx++;
}
/* Finally we'll try a left/right effect. */
if (supported & SDL_HAPTIC_LEFTRIGHT) {
SDL_Log(" effect %d: Left/Right\n", nefx);
efx[nefx].type = SDL_HAPTIC_LEFTRIGHT;
efx[nefx].leftright.length = 5000;
efx[nefx].leftright.large_magnitude = 0x3000;
efx[nefx].leftright.small_magnitude = 0xFFFF;
id[nefx] = SDL_HapticNewEffect(haptic, &efx[nefx]);
if (id[nefx] < 0) {
SDL_LogError(SDL_LOG_CATEGORY_APPLICATION, "UPLOADING EFFECT ERROR: %s\n", SDL_GetError());
abort_execution();
}
nefx++;
}
SDL_Log
("\nNow playing effects for 5 seconds each with 1 second delay between\n");
for (i = 0; i < nefx; i++) {
SDL_Log(" Playing effect %d\n", i);
SDL_HapticRunEffect(haptic, id[i], 1);
SDL_Delay(6000); /* Effects only have length 5000 */
}
/* Quit */
if (haptic != NULL)
SDL_HapticClose(haptic);
SDL_Quit();
return 0;
}
void Application::OnEvent(SDL_Event* Event) {
if(Event->type == SDL_QUIT) {
Running = false;
}
if(Event->type == SDL_JOYAXISMOTION) {
if(Event->jaxis.axis == 0) {
if(Event->jaxis.value > 5000 || Event->jaxis.value < -5000) {
astate->xcont = (double) Event->jaxis.value / 32767.0;
}
else {
astate->xcont = 0;
}
}
if(Event->jaxis.axis == 3) {
astate->targetx = (double) Event->jaxis.value / 32767.0;
}
if(Event->jaxis.axis == 4) {
astate->targety = -(double) Event->jaxis.value / 32767.0;
}
}
if(Event->type == SDL_KEYDOWN) {
if(Event->key.keysym.sym == SDLK_LEFT) {
astate->xcont--;
}
if(Event->key.keysym.sym == SDLK_RIGHT) {
astate->xcont++;
}
if(astate->xcont > 0) {
astate->xcont = 1;
}
else if (astate->xcont < 0) {
astate->xcont = -1;
}
if(Event->key.keysym.sym == SDLK_ESCAPE) {
Running = false;
}
}
if(Event->type == SDL_KEYUP) {
if(Event->key.keysym.sym == SDLK_LEFT) {
astate->xcont++;
}
if(Event->key.keysym.sym == SDLK_RIGHT) {
astate->xcont--;
}
if(astate->xcont > 0) {
astate->xcont = 1;
}
else if (astate->xcont < 0) {
astate->xcont = -1;
}
}
// ref for below:
// jbutton.button 0 = A
// jbutton.button 1 = B
// jbutton.button 2 = X
// jbutton.button 3 = Y
// jbutton.button 4 = left bump
// jbutton.button 5 = right bump
if (Event->type == SDL_JOYBUTTONDOWN) {
if (Event->jbutton.button == 4 || Event->jbutton.button == 5) {
astate->pushing = true;
if (haptic != NULL) {
SDL_HapticRunEffect(haptic, effect_id, SDL_HAPTIC_INFINITY);
}
}
else if (Event->jbutton.button == 3) {
entities.push_back(Bullet::Create(&Level::p_level->world, graphics,
Player::player->x +
(astate->xcont >= 0 ?
Player::player->width/1.2 : -Player::player->width/1.2),
Player::player->y,
astate->xcont >= 0 ? 100:-100,0));
printf("player at %g %g\n",(Player::player->x),(Player::player->y));
// (Player::player->x)*10,
// (Player::player->y)*10,4,0));
if (astate->xcont >= 0.0) {
Player::player->shoot_right = true;
}
else {
Player::player->shoot_left = true;
}
}
/// \todo Get these controls unconnected
else if (Event->jbutton.button == 2) {
if (astate->xcont >= 0.0) {
Player::player->swing_right = true;
}
else {
Player::player->swing_left = true;
}
}
}
if (Event->type == SDL_JOYBUTTONUP) {
if (Event->jbutton.button == 4 || Event->jbutton.button == 5) {
astate->pushing = false;
if (haptic != NULL) {
SDL_HapticStopEffect(haptic, effect_id);
}
}
}
}
/**
* @brief The entry point of this force feedback demo.
* @param[in] argc Number of arguments.
* @param[in] argv Array of argc arguments.
*/
int
main(int argc, char **argv)
{
int i;
char *name;
int index;
SDL_HapticEffect efx[5];
int id[5];
int nefx;
unsigned int supported;
name = NULL;
index = -1;
if (argc > 1) {
name = argv[1];
if ((strcmp(name, "--help") == 0) || (strcmp(name, "-h") == 0)) {
printf("USAGE: %s [device]\n"
"If device is a two-digit number it'll use it as an index, otherwise\n"
"it'll use it as if it were part of the device's name.\n",
argv[0]);
return 0;
}
i = strlen(name);
if ((i < 3) && isdigit(name[0]) && ((i == 1) || isdigit(name[1]))) {
index = atoi(name);
name = NULL;
}
}
/* Initialize the force feedbackness */
SDL_Init(SDL_INIT_VIDEO | SDL_INIT_TIMER | SDL_INIT_JOYSTICK |
SDL_INIT_HAPTIC);
printf("%d Haptic devices detected.\n", SDL_NumHaptics());
if (SDL_NumHaptics() > 0) {
/* We'll just use index or the first force feedback device found */
if (name == NULL) {
i = (index != -1) ? index : 0;
}
/* Try to find matching device */
else {
for (i = 0; i < SDL_NumHaptics(); i++) {
if (strstr(SDL_HapticName(i), name) != NULL)
break;
}
if (i >= SDL_NumHaptics()) {
printf("Unable to find device matching '%s', aborting.\n",
name);
return 1;
}
}
haptic = SDL_HapticOpen(i);
if (haptic == NULL) {
printf("Unable to create the haptic device: %s\n",
SDL_GetError());
return 1;
}
printf("Device: %s\n", SDL_HapticName(i));
HapticPrintSupported(haptic);
} else {
printf("No Haptic devices found!\n");
return 1;
}
/* We only want force feedback errors. */
SDL_ClearError();
/* Create effects. */
memset(&efx, 0, sizeof(efx));
nefx = 0;
supported = SDL_HapticQuery(haptic);
printf("\nUploading effects\n");
/* First we'll try a SINE effect. */
if (supported & SDL_HAPTIC_SINE) {
printf(" effect %d: Sine Wave\n", nefx);
efx[nefx].type = SDL_HAPTIC_SINE;
efx[nefx].periodic.period = 1000;
efx[nefx].periodic.magnitude = 0x4000;
efx[nefx].periodic.length = 5000;
efx[nefx].periodic.attack_length = 1000;
efx[nefx].periodic.fade_length = 1000;
id[nefx] = SDL_HapticNewEffect(haptic, &efx[nefx]);
if (id[nefx] < 0) {
printf("UPLOADING EFFECT ERROR: %s\n", SDL_GetError());
abort_execution();
}
nefx++;
}
/* Now we'll try a SAWTOOTHUP */
if (supported & SDL_HAPTIC_SAWTOOTHUP) {
printf(" effect %d: Sawtooth Up\n", nefx);
efx[nefx].type = SDL_HAPTIC_SQUARE;
efx[nefx].periodic.period = 500;
efx[nefx].periodic.magnitude = 0x5000;
efx[nefx].periodic.length = 5000;
efx[nefx].periodic.attack_length = 1000;
efx[nefx].periodic.fade_length = 1000;
id[nefx] = SDL_HapticNewEffect(haptic, &efx[nefx]);
if (id[nefx] < 0) {
printf("UPLOADING EFFECT ERROR: %s\n", SDL_GetError());
abort_execution();
}
nefx++;
}
/* Now the classical constant effect. */
if (supported & SDL_HAPTIC_CONSTANT) {
printf(" effect %d: Constant Force\n", nefx);
efx[nefx].type = SDL_HAPTIC_CONSTANT;
efx[nefx].constant.direction.type = SDL_HAPTIC_POLAR;
efx[nefx].constant.direction.dir[0] = 20000; /* Force comes from the south-west. */
efx[nefx].constant.length = 5000;
efx[nefx].constant.level = 0x6000;
efx[nefx].constant.attack_length = 1000;
efx[nefx].constant.fade_length = 1000;
id[nefx] = SDL_HapticNewEffect(haptic, &efx[nefx]);
if (id[nefx] < 0) {
printf("UPLOADING EFFECT ERROR: %s\n", SDL_GetError());
abort_execution();
}
nefx++;
}
/* The cute spring effect. */
if (supported & SDL_HAPTIC_SPRING) {
printf(" effect %d: Condition Spring\n", nefx);
efx[nefx].type = SDL_HAPTIC_SPRING;
efx[nefx].condition.length = 5000;
for (i = 0; i < SDL_HapticNumAxes(haptic); i++) {
efx[nefx].condition.right_sat[i] = 0x7FFF;
efx[nefx].condition.left_sat[i] = 0x7FFF;
efx[nefx].condition.right_coeff[i] = 0x2000;
efx[nefx].condition.left_coeff[i] = 0x2000;
efx[nefx].condition.center[i] = 0x1000; /* Displace the center for it to move. */
}
id[nefx] = SDL_HapticNewEffect(haptic, &efx[nefx]);
if (id[nefx] < 0) {
printf("UPLOADING EFFECT ERROR: %s\n", SDL_GetError());
abort_execution();
}
nefx++;
}
/* The pretty awesome inertia effect. */
if (supported & SDL_HAPTIC_INERTIA) {
printf(" effect %d: Condition Inertia\n", nefx);
efx[nefx].type = SDL_HAPTIC_SPRING;
efx[nefx].condition.length = 5000;
for (i = 0; i < SDL_HapticNumAxes(haptic); i++) {
efx[nefx].condition.right_sat[i] = 0x7FFF;
efx[nefx].condition.left_sat[i] = 0x7FFF;
efx[nefx].condition.right_coeff[i] = 0x2000;
efx[nefx].condition.left_coeff[i] = 0x2000;
}
id[nefx] = SDL_HapticNewEffect(haptic, &efx[nefx]);
if (id[nefx] < 0) {
printf("UPLOADING EFFECT ERROR: %s\n", SDL_GetError());
abort_execution();
}
nefx++;
}
printf
("\nNow playing effects for 5 seconds each with 1 second delay between\n");
for (i = 0; i < nefx; i++) {
printf(" Playing effect %d\n", i);
SDL_HapticRunEffect(haptic, id[i], 1);
SDL_Delay(6000); /* Effects only have length 5000 */
}
/* Quit */
if (haptic != NULL)
SDL_HapticClose(haptic);
SDL_Quit();
return 0;
}
/*
* Haptic Feedback:
* effect_volume=0..16
* effect{x,y,z} - effect direction
* name - sound file name
*/
void
Haptic_Feedback(char *name, int effect_volume, int effect_x, int effect_y, int effect_z)
{
#if SDL_VERSION_ATLEAST(2, 0, 0)
int effect_type = HAPTIC_EFFECT_UNKNOWN;
if (joy_haptic_magnitude->value <= 0)
return;
if (effect_volume <= 0)
return;
if (!joystick_haptic)
return;
if (last_haptic_volume != (int)(joy_haptic_magnitude->value * 255))
{
IN_Haptic_Effects_Shutdown();
IN_Haptic_Effects_Init();
}
last_haptic_volume = joy_haptic_magnitude->value * 255;
if (strstr(name, "misc/menu"))
{
effect_type = HAPTIC_EFFECT_MENY;
}
else if (strstr(name, "weapons/blastf1a"))
{
effect_type = HAPTIC_EFFECT_BLASTER;
}
else if (strstr(name, "weapons/hyprbf1a"))
{
effect_type = HAPTIC_EFFECT_HYPER_BLASTER;
}
else if (strstr(name, "weapons/machgf"))
{
effect_type = HAPTIC_EFFECT_MACHINEGUN;
}
else if (strstr(name, "weapons/shotgf1b"))
{
effect_type = HAPTIC_EFFECT_SHOTGUN;
}
else if (strstr(name, "weapons/sshotf1b"))
{
effect_type = HAPTIC_EFFECT_SSHOTGUN;
}
else if (strstr(name, "weapons/railgf1a"))
{
effect_type = HAPTIC_EFFECT_RAILGUN;
}
else if (strstr(name, "weapons/rocklf1a") ||
strstr(name, "weapons/rocklx1a"))
{
effect_type = HAPTIC_EFFECT_ROCKETGUN;
}
else if (strstr(name, "weapons/grenlf1a") ||
strstr(name, "weapons/grenlx1a") ||
strstr(name, "weapons/hgrent1a"))
{
effect_type = HAPTIC_EFFECT_GRENADE;
}
else if (strstr(name, "weapons/bfg__f1y"))
{
effect_type = HAPTIC_EFFECT_BFG;
}
else if (strstr(name, "weapons/plasshot"))
{
effect_type = HAPTIC_EFFECT_PALANX;
}
else if (strstr(name, "weapons/rippfire"))
{
effect_type = HAPTIC_EFFECT_IONRIPPER;
}
else if (strstr(name, "weapons/nail1"))
{
effect_type = HAPTIC_EFFECT_ETFRIFLE;
}
else if (strstr(name, "weapons/shotg2"))
{
effect_type = HAPTIC_EFFECT_SHOTGUN2;
}
else if (strstr(name, "weapons/disint2"))
{
effect_type = HAPTIC_EFFECT_TRACKER;
}
else if (strstr(name, "player/male/pain") ||
strstr(name, "player/female/pain") ||
strstr(name, "players/male/pain") ||
strstr(name, "players/female/pain"))
{
effect_type = HAPTIC_EFFECT_PAIN;
}
else if (strstr(name, "player/step") ||
strstr(name, "player/land"))
{
effect_type = HAPTIC_EFFECT_STEP;
}
else if (strstr(name, "weapons/trapcock"))
{
effect_type = HAPTIC_EFFECT_TRAPCOCK;
}
if (effect_type != HAPTIC_EFFECT_UNKNOWN)
{
// check last effect for reuse
if (last_haptic_efffect[last_haptic_efffect_pos].effect_type != effect_type ||
last_haptic_efffect[last_haptic_efffect_pos].effect_volume != effect_volume ||
last_haptic_efffect[last_haptic_efffect_pos].effect_x != effect_x ||
last_haptic_efffect[last_haptic_efffect_pos].effect_y != effect_y ||
last_haptic_efffect[last_haptic_efffect_pos].effect_z != effect_z)
{
// FIFO for effects
last_haptic_efffect_pos = (last_haptic_efffect_pos+1) % last_haptic_efffect_size;
IN_Haptic_Effect_Shutdown(&last_haptic_efffect[last_haptic_efffect_pos].effect_id);
last_haptic_efffect[last_haptic_efffect_pos].effect_volume = effect_volume;
last_haptic_efffect[last_haptic_efffect_pos].effect_type = effect_type;
last_haptic_efffect[last_haptic_efffect_pos].effect_x = effect_x;
last_haptic_efffect[last_haptic_efffect_pos].effect_y = effect_y;
last_haptic_efffect[last_haptic_efffect_pos].effect_z = effect_z;
last_haptic_efffect[last_haptic_efffect_pos].effect_id = IN_Haptic_Effects_To_Id(
effect_type, effect_volume, effect_x, effect_y, effect_z);
}
SDL_HapticRunEffect(joystick_haptic, last_haptic_efffect[last_haptic_efffect_pos].effect_id, 1);
}
#endif
}
// First time (lazy) initialization.
void
gfctrlJoyInit(void)
{
#ifndef SDL_JOYSTICK
gfctrlJoyPresent = GFCTRL_JOY_NONE;
for (int index = 0; index < GFCTRL_JOY_NUMBER; index++) {
if (!Joysticks[index]) {
Joysticks[index] = new jsJoystick(index);
}
// Don't configure the joystick if it doesn't work
if (Joysticks[index]->notWorking()) {
delete Joysticks[index];
Joysticks[index] = 0;
} else {
gfctrlJoyPresent = GFCTRL_JOY_PRESENT;
}
}
#else
#if SDL_MAJOR_VERSION >= 2
memset(&cfx, 0, sizeof(cfx));
if (SDL_InitSubSystem(SDL_INIT_JOYSTICK | SDL_INIT_HAPTIC) < 0) {
#else
if (SDL_Init(SDL_INIT_JOYSTICK) < 0) {
#endif
GfLogError("Couldn't initialize SDL: %s\n", SDL_GetError());
gfctrlJoyPresent = GFCTRL_JOY_UNTESTED;
return;
}
#if SDL_MAJOR_VERSION >= 2
// Ignore the joystick events, we will poll directly as it is faster
SDL_JoystickEventState(SDL_IGNORE);
#endif
gfctrlJoyPresent = SDL_NumJoysticks();
if (gfctrlJoyPresent > GFCTRL_JOY_NUMBER) gfctrlJoyPresent = GFCTRL_JOY_NUMBER;
for (int index = 0; index < gfctrlJoyPresent; index++) {
if (!Joysticks[index]) {
Joysticks[index] = SDL_JoystickOpen(index);
}
// Don't configure the joystick if it doesn't work
if (Joysticks[index] == NULL) {
GfLogError("Couldn't open joystick %d: %s\n", index, SDL_GetError());
#if SDL_MAJOR_VERSION >= 2
} else {
cfx_timeout[index] = 0;
rfx_timeout[index] = 0;
// Find which Haptic device relates to this joystick
Haptics[index] = SDL_HapticOpenFromJoystick(Joysticks[index]);
if (!Haptics[index]) {
GfLogInfo("Joystick %d does not support haptic\n", index);
break;
#if 0
} else {
// add an CF effect on startup
gfctrlJoyConstantForce(index, 50000, 9000);
#endif
}
// Check for Rumble capability
if (SDL_HapticRumbleSupported(Haptics[index]) == SDL_TRUE) {
if (SDL_HapticRumbleInit(Haptics[index]) != 0)
GfLogError("Couldn't init rumble on joystick %d: %s\n", index, SDL_GetError());
#if 0
else
gfctrlJoyRumble(index, 0.5);
#endif
}
#endif
}
}
#endif
}
#if SDL_JOYSTICK
void
gfctrlJoyConstantForce(int index, unsigned int level, int dir)
{
#if SDL_MAJOR_VERSION >= 2
if (!Haptics[index]) return;
if ((SDL_HapticQuery(Haptics[index]) & SDL_HAPTIC_CONSTANT) == 0) return;
cfx[index].type = SDL_HAPTIC_CONSTANT;
cfx[index].constant.direction.type = SDL_HAPTIC_POLAR;
cfx[index].constant.direction.dir[0] = dir;
cfx[index].constant.length = 1000;
cfx[index].constant.level = level;
cfx[index].constant.attack_length = 0;
cfx[index].constant.fade_length = 1000;
#if __WIN32__
if (SDL_HapticGetEffectStatus(Haptics[index], id[index]) == SDL_TRUE)
#else
// Linux SDL doesn't support checking status at the moment :-(
if (cfx_timeout[index] > SDL_GetTicks())
#endif
SDL_HapticUpdateEffect(Haptics[index], id[index], &cfx[index]);
else {
SDL_HapticDestroyEffect(Haptics[index], id[index]);
id[index] = SDL_HapticNewEffect(Haptics[index], &cfx[index]);
SDL_HapticRunEffect(Haptics[index], id[index], 1);
}
cfx_timeout[index] = SDL_GetTicks() + cfx[index].constant.length;
#endif
}
void
gfctrlJoyRumble(int index, float level)
{
#if SDL_MAJOR_VERSION >= 2
if (!Haptics[index]) return;
if (SDL_HapticRumbleSupported(Haptics[index]) != SDL_TRUE) return;
// we have to stop the rumble before updating
if (rfx_timeout[index] > SDL_GetTicks()) {
if (SDL_HapticRumbleStop(Haptics[index]) != 0)
GfLogError("Failed to stop rumble: %s\n", SDL_GetError() );
}
if (SDL_HapticRumblePlay(Haptics[index], level, 100) != 0)
GfLogError("Failed to play rumble: %s\n", SDL_GetError() );
rfx_timeout[index] = SDL_GetTicks() + 100;
#endif
}
#endif
// Shutdown time.
void
gfctrlJoyShutdown(void)
{
if (gfctrlJoyPresent != GFCTRL_JOY_UNTESTED)
#ifndef SDL_JOYSTICK
for (int index = 0; index < GFCTRL_JOY_NUMBER; index++)
delete Joysticks[index];
#else
for (int index = 0; index < gfctrlJoyPresent; index++) {
SDL_JoystickClose(Joysticks[index]);
Joysticks[index] = NULL;
#if SDL_MAJOR_VERSION >= 2
if (Haptics[index]) {
SDL_HapticClose(Haptics[index]);
Haptics[index] = NULL;
}
#endif
}
#endif
gfctrlJoyPresent = GFCTRL_JOY_UNTESTED;
}
/** Create the joystick control
@ingroup ctrl
@return pointer on a tCtrlJoyInfo structure
<br>0 .. if no joystick present
@note call GfctrlJoyRelease to free the tCtrlJoyInfo structure
@see GfctrlJoyRelease
@see tCtrlJoyInfo
*/
tCtrlJoyInfo *
GfctrlJoyCreate(void)
{
if (gfctrlJoyPresent == GFCTRL_JOY_UNTESTED)
gfctrlJoyInit();
tCtrlJoyInfo* joyInfo = (tCtrlJoyInfo *)calloc(1, sizeof(tCtrlJoyInfo));
#if SDL_JOYSTICK
joyInfoCopy = joyInfo;
#endif
return joyInfo;
}
/** Release the tCtrlJoyInfo structure
@ingroup ctrl
@param joyInfo joystick structure
@return none
*/
void
GfctrlJoyRelease(tCtrlJoyInfo *joyInfo)
{
freez(joyInfo);
}
