自学教程：C++ ARX_SOUND_PlaySFX函数代码示例

void ColdProtectionSpell::Launch() {		spells.endByTarget(m_target, SPELL_COLD_PROTECTION);	spells.endByCaster(m_caster, SPELL_ARMOR);	spells.endByCaster(m_caster, SPELL_LOWER_ARMOR);	spells.endByCaster(m_caster, SPELL_FIRE_PROTECTION);		if(m_caster == EntityHandle_Player) {		m_target = EntityHandle_Player;	}		ARX_SOUND_PlaySFX(SND_SPELL_COLD_PROTECTION_START, &entities[m_target]->pos);		if(m_caster == EntityHandle_Player) {		m_duration = 0;		m_hasDuration = false;	} else {		m_duration = (m_launchDuration >= 0) ? m_launchDuration : GameDurationMs(20000);		m_hasDuration = true;	}		m_fManaCostPerSecond = 1.f;		Entity * io = entities.get(m_target);	if(io) {		io->halo.flags = HALO_ACTIVE;		io->halo.color = Color3f(0.2f, 0.2f, 0.45f);		io->halo.radius = 45.f;	}		m_snd_loop = ARX_SOUND_PlaySFX(SND_SPELL_COLD_PROTECTION_LOOP, &entities[m_target]->pos, 1.f, ARX_SOUND_PLAY_LOOPED);		m_targets.push_back(m_target);}

void LevitateSpell::Launch(){	spells.endByCaster(m_caster, SPELL_LEVITATE);		if(m_caster == PlayerEntityHandle) {		m_target = PlayerEntityHandle;	}		ARX_SOUND_PlaySFX(SND_SPELL_LEVITATE_START, &entities[m_target]->pos);		m_duration = (m_launchDuration > -1) ? m_launchDuration : 2000000000;	m_hasDuration = true;	m_fManaCostPerSecond = 1.f;		CLevitate * effect = new CLevitate();		Vec3f target;	if(m_target == PlayerEntityHandle) {		target = player.pos + Vec3f(0.f, 150.f, 0.f);		m_duration = 200000000;		player.levitate = true;	} else {		target = entities[m_target]->pos;	}		effect->Create(16, 50.f, 100.f, 80.f, &target, m_duration);	m_pSpellFx = effect;	m_duration = effect->GetDuration();		m_snd_loop = ARX_SOUND_PlaySFX(SND_SPELL_LEVITATE_LOOP,	                                       &entities[m_target]->pos, 0.7f,	                                       ARX_SOUND_PLAY_LOOPED);		m_targets.push_back(m_target);}

//-----------------------------------------------------------------------------void CMagicMissile::Create(EERIE_3D aeSrc, EERIE_3D angles){	int i;	EERIE_3D s, e;	SetDuration(ulDuration);	SetAngle(angles.b);	Vector_Copy(&this->angles, &angles);	eCurPos.x = eSrc.x = aeSrc.x;	eCurPos.y = eSrc.y = aeSrc.y;	eCurPos.z = eSrc.z = aeSrc.z;	fSize = 1;	bDone = true;	s.x = eSrc.x;	s.y = eSrc.y;	s.z = eSrc.z;	e.x = eSrc.x;	e.y = eSrc.y;	e.z = eSrc.z;	i = 0;	i = 40;	e.x -= fBetaRadSin * 50 * i;	e.y += sin(DEG2RAD(MAKEANGLE(this->angles.a))) * 50 * i;	e.z += fBetaRadCos * 50 * i;	pathways[0].sx = eSrc.x;	pathways[0].sy = eSrc.y;	pathways[0].sz = eSrc.z;	pathways[5].sx = e.x;	pathways[5].sy = e.y;	pathways[5].sz = e.z;	Split(pathways, 0, 5, 50, 0.5f);	for (i = 0; i < 6; i++)	{		if (pathways[i].sy >= eSrc.y + 150)		{			pathways[i].sy = eSrc.y + 150;		}	}	fTrail = 0;	iLength = 50;	fOneOnLength = 1.0f / (float) iLength;	iBezierPrecision = BEZIERPrecision;	fOneOnBezierPrecision = 1.0f / (float) iBezierPrecision;	bExplo = false;	bMove = true;	ARX_SOUND_PlaySFX(SND_SPELL_MM_CREATE, &eCurPos);	ARX_SOUND_PlaySFX(SND_SPELL_MM_LAUNCH, &eCurPos);	snd_loop = ARX_SOUND_PlaySFX(SND_SPELL_MM_LOOP, &eCurPos, 1.0F, ARX_SOUND_PLAY_LOOPED);}

void ColdProtectionSpell::Launch(){	spells.endByTarget(m_target, SPELL_COLD_PROTECTION);	spells.endByCaster(m_caster, SPELL_ARMOR);	spells.endByCaster(m_caster, SPELL_LOWER_ARMOR);	spells.endByCaster(m_caster, SPELL_FIRE_PROTECTION);		if(m_caster == PlayerEntityHandle) {		m_target = PlayerEntityHandle;	}		ARX_SOUND_PlaySFX(SND_SPELL_COLD_PROTECTION_START, &entities[m_target]->pos);		m_duration = (m_launchDuration > -1) ? m_launchDuration : 20000;		if(m_caster == PlayerEntityHandle)		m_duration = 2000000;		m_hasDuration = true;	m_fManaCostPerSecond = 1.f;		if(ValidIONum(m_target)) {		Entity *io = entities[m_target];		io->halo.flags = HALO_ACTIVE;		io->halo.color = Color3f(0.2f, 0.2f, 0.45f);		io->halo.radius = 45.f;	}		m_snd_loop = ARX_SOUND_PlaySFX(SND_SPELL_COLD_PROTECTION_LOOP, &entities[m_target]->pos, 1.f, ARX_SOUND_PLAY_LOOPED);		m_targets.push_back(m_target);}

void FlyingEyeSpell::End(){	ARX_SOUND_PlaySFX(SND_MAGIC_FIZZLE, &entities[m_caster]->pos);		static TextureContainer * tc4=TextureContainer::Load("graph/particles/smoke");		ARX_SOUND_PlaySFX(SND_SPELL_EYEBALL_OUT);	eyeball.exist = -100;		for(long n = 0; n < 12; n++) {				PARTICLE_DEF * pd = createParticle();		if(!pd) {			break;		}				pd->ov = eyeball.pos + randomVec(-5.f, 5.f);		pd->move = randomVec(-2.f, 2.f);		pd->siz = 28.f;		pd->tolive = Random::get(2000, 6000);		pd->scale = Vec3f(12.f);		pd->tc = tc4;		pd->special = FADE_IN_AND_OUT | ROTATING | MODULATE_ROTATION | DISSIPATING;		pd->fparam = 0.0000001f;		pd->rgb = Color3f(0.7f, 0.7f, 1.f);	}		config.input.mouseLookToggle = bOldLookToggle;		lightHandleDestroy(special[2]);	lightHandleDestroy(special[1]);}

void CMagicMissile::Create(const Vec3f & aeSrc, const Anglef & angles){	SetDuration(ulDuration);		eCurPos = eSrc = aeSrc;		short i = 40.f;	Vec3f e = eSrc;	e += angleToVectorXZ(angles.getPitch()) * (50.f * i);	e.y += std::sin(glm::radians(MAKEANGLE(angles.getYaw()))) * (50.f * i);		pathways[0] = eSrc;	pathways[5] = e;	Split(pathways, 0, 5, 50, 0.5f);	for(i = 0; i < 6; i++) {		if(pathways[i].y >= eSrc.y + 150) {			pathways[i].y = eSrc.y + 150;		}	}	fTrail = 0;	iLength = 50;	iBezierPrecision = BEZIERPrecision;	fOneOnBezierPrecision = 1.0f / (float) iBezierPrecision;	bExplo = false;	bMove = true;	ARX_SOUND_PlaySFX(SND_SPELL_MM_CREATE, &eCurPos);	ARX_SOUND_PlaySFX(SND_SPELL_MM_LAUNCH, &eCurPos);	snd_loop = ARX_SOUND_PlaySFX(SND_SPELL_MM_LOOP, &eCurPos, 1.0F, ARX_SOUND_PLAY_LOOPED);}

void AddQuakeFX(float intensity, float duration, float period, bool sound) {	if(QuakeFx.intensity > 0.f) {		QuakeFx.intensity += intensity;		QuakeFx.duration += (unsigned long)duration;		QuakeFx.frequency += period;		QuakeFx.frequency *= .5f;		QuakeFx.sound = QuakeFx.sound || sound;		if(sound)			ARX_SOUND_PlaySFX(SND_QUAKE, NULL, 1.0F - 0.5F * QuakeFx.intensity);	} else {		QuakeFx.intensity = intensity;		QuakeFx.start = checked_range_cast<unsigned long>(arxtime.get_frame_time());		QuakeFx.duration = (unsigned long)duration;		QuakeFx.frequency = period;		QuakeFx.sound = sound;		if(sound)			ARX_SOUND_PlaySFX(SND_QUAKE, NULL, 1.0F - 0.5F * QuakeFx.intensity);	}	if(!sound) {		if(QuakeFx.duration > 1500)			QuakeFx.duration = 1500;		if(QuakeFx.intensity > 220)			QuakeFx.intensity = 220;	}}

void MassIncinerateSpell::Launch(){	ARX_SOUND_PlaySFX(SND_SPELL_MASS_INCINERATE);		m_duration = 20000;		long nb_targets=0;	for(size_t ii = 0; ii < entities.size(); ii++) {		const EntityHandle handle = EntityHandle(ii);		Entity * tio = entities[handle];				if(handle == m_caster || !tio || !(tio->ioflags & IO_NPC)) {			continue;		}				if(tio->_npcdata->lifePool.current <= 0.f || tio->show != SHOW_FLAG_IN_SCENE) {			continue;		}				if(fartherThan(tio->pos, entities[m_caster]->pos, 500.f)) {			continue;		}				tio->sfx_flag |= SFX_TYPE_YLSIDE_DEATH | SFX_TYPE_INCINERATE;		tio->sfx_time = arxtime.now_ul();		nb_targets++;		m_targets.push_back(tio->index());	}		if(nb_targets) {		m_snd_loop = ARX_SOUND_PlaySFX(SND_SPELL_INCINERATE_LOOP, &m_caster_pos, 1.f, ARX_SOUND_PLAY_LOOPED);	} else {		m_snd_loop = audio::INVALID_ID;	}}

void FlyingEyeSpell::End() {		Entity * caster = entities.get(m_caster);	if(caster) {		ARX_SOUND_PlaySFX(g_snd.MAGIC_FIZZLE, &caster->pos);	}		static TextureContainer * tc4 = TextureContainer::Load("graph/particles/smoke");		ARX_SOUND_PlaySFX(g_snd.SPELL_EYEBALL_OUT);	eyeball.exist = -100;		for(long n = 0; n < 12; n++) {				PARTICLE_DEF * pd = createParticle();		if(!pd) {			break;		}				pd->ov = eyeball.pos + arx::randomVec(-5.f, 5.f);		pd->move = arx::randomVec(-2.f, 2.f);		pd->siz = 28.f;		pd->tolive = Random::getu(2000, 6000);		pd->scale = Vec3f(12.f);		pd->tc = tc4;		pd->m_flags = FADE_IN_AND_OUT | ROTATING | DISSIPATING;		pd->m_rotation = 0.0000001f;		pd->rgb = Color3f(0.7f, 0.7f, 1.f);	}		config.input.mouseLookToggle = bOldLookToggle;		lightHandleDestroy(m_light1);	lightHandleDestroy(m_light2);}

void CurePoisonSpell::Launch() {		if(m_caster == EntityHandle_Player) {		m_target = EntityHandle_Player;	}		float cure = m_level * 10;	if(m_target == EntityHandle_Player) {		player.poison -= std::min(player.poison, cure);		ARX_SOUND_PlaySFX(g_snd.SPELL_CURE_POISON);	} else if(Entity * io = entities.get(m_target)) {		if(io->ioflags & IO_NPC) {			io->_npcdata->poisonned -= std::min(io->_npcdata->poisonned, cure);		}		ARX_SOUND_PlaySFX(g_snd.SPELL_CURE_POISON, &io->pos);	}		m_duration = GameDurationMs(3500);	m_hasDuration = true;		m_particles.SetParams(g_particleParameters[ParticleParam_CurePoison]);		EERIE_LIGHT * light = dynLightCreate(m_light);	if(light) {		light->intensity = 1.5f;		light->fallstart = 200.f;		light->fallend   = 350.f;		light->rgb = Color3f(0.f, 1.f, 0.0f);		light->pos = m_pos + Vec3f(0.f, -50.f, 0.f);		light->creationTime = g_gameTime.now();		light->duration = GameDurationMs(200);		light->extras = 0;	}}

void MassLightningStrikeSpell::Launch(){	spells.endByType(SPELL_MASS_LIGHTNING_STRIKE);		m_duration = 5000; // TODO probably never read	m_soundEffectPlayed = false;		float beta;	if(m_caster == PlayerEntityHandle) {		m_pos = player.pos + Vec3f(0.f, 150.f, 0.f);		beta = player.angle.getPitch();	} else {		Entity * io = entities[m_caster];		m_pos = io->pos + Vec3f(0.f, -20.f, 0.f);		beta = io->angle.getPitch();	}	m_pos += angleToVectorXZ(beta) * 500.f;		long minDuration = long(500 * m_level);	long maxDuration = 0;		int number = glm::clamp(int(m_level), 1, 10);	float ft = 360.0f / (float)number;		for(int i = 0; i < number; i++) {		Vec3f target = m_pos + angleToVectorXZ(i * ft) * 500.0f;		long duration = minDuration + Random::get(0, 5000);		maxDuration = std::max(maxDuration, duration);				CLightning * lightning = new CLightning();		lightning->m_isMassLightning = true;		lightning->m_fDamage = 2;		lightning->Create(m_pos, target);		lightning->SetDuration(duration);		pTab.push_back(lightning);	}		m_duration = maxDuration + 1000;		m_light = GetFreeDynLight();	if(lightHandleIsValid(m_light)) {		EERIE_LIGHT * light = lightHandleGet(m_light);				light->intensity = 1.8f;		light->fallend = 850.f;		light->fallstart = 500.f;		light->rgb = Color3f::red; // Color3f(1.f, 0.75f, 0.75f);		light->pos = m_pos;	}		ARX_SOUND_PlaySFX(SND_SPELL_LIGHTNING_START);	m_snd_loop = ARX_SOUND_PlaySFX(SND_SPELL_LIGHTNING_LOOP, &m_pos, 1.f, ARX_SOUND_PLAY_LOOPED);		// Draws White Flash on Screen	GRenderer->SetBlendFunc(BlendOne, BlendOne);	GRenderer->SetRenderState(Renderer::AlphaBlending, true);	EERIEDrawBitmap(Rectf(g_size), 0.00009f, NULL, Color::white);	GRenderer->SetRenderState(Renderer::AlphaBlending, false);}

void LightningStrikeSpell::End() {		ARX_SOUND_Stop(m_snd_loop);	m_snd_loop = audio::SourcedSample();		Entity * caster = entities.get(m_caster);	if(caster) {		ARX_SOUND_PlaySFX(g_snd.SPELL_ELECTRIC, &caster->pos);		ARX_SOUND_PlaySFX(g_snd.SPELL_LIGHTNING_END, &caster->pos);	}}

void FireFieldSpell::Launch() {		spells.endByCaster(m_caster, SPELL_FIRE_FIELD);		ARX_SOUND_PlaySFX(SND_SPELL_FIRE_FIELD_START);		m_duration = (m_launchDuration > ArxDuration(-1)) ? m_launchDuration : ArxDurationMs(100000);	m_hasDuration = true;	m_fManaCostPerSecond = 2.8f;	m_light = LightHandle();		Vec3f target;	float beta = 0.f;	bool displace = false;	if(m_caster == EntityHandle_Player) {		target = player.basePosition();		beta = player.angle.getYaw();		displace = true;	} else {		if(ValidIONum(m_caster)) {			Entity * io = entities[m_caster];			target = io->pos;			beta = io->angle.getYaw();			displace = (io->ioflags & IO_NPC) == IO_NPC;		} else {			ARX_DEAD_CODE();		}	}	if(displace) {		target += angleToVectorXZ(beta) * 250.f;	}		m_pos = target + Vec3f(0, -10, 0);		DamageParameters damage;	damage.radius = 150.f;	damage.damages = 10.f;	damage.area = DAMAGE_FULL;	damage.duration = ArxDurationMs(100000000);	damage.source = m_caster;	damage.flags = 0;	damage.type = DAMAGE_TYPE_MAGICAL | DAMAGE_TYPE_FIRE | DAMAGE_TYPE_FIELD;	damage.pos = target;	m_damage = DamageCreate(damage);		m_snd_loop = ARX_SOUND_PlaySFX(SND_SPELL_FIRE_FIELD_LOOP, &target, 1.f, ARX_SOUND_PLAY_LOOPED);		pPSStream.SetParams(g_particleParameters[ParticleParam_FireFieldBase]);	pPSStream.SetPos(m_pos);		pPSStream1.SetParams(g_particleParameters[ParticleParam_FireFieldFlame]);	pPSStream1.SetPos(m_pos + Vec3f(0, 10, 0));	pPSStream1.Update(0);}

void LightningStrikeSpell::Launch() {		Vec3f target(0.f, 0.f, -500.f);	m_lightning.Create(Vec3f_ZERO, target);	m_lightning.SetDuration(long(500 * m_level));	m_lightning.m_isMassLightning = false;	m_duration = m_lightning.GetDuration();		ARX_SOUND_PlaySFX(SND_SPELL_LIGHTNING_START, &m_caster_pos);		m_snd_loop = ARX_SOUND_PlaySFX(SND_SPELL_LIGHTNING_LOOP, &m_caster_pos, 1.f, ARX_SOUND_PLAY_LOOPED);}

void MagicSightSpell::Launch(){	m_fManaCostPerSecond = 0.36f;	m_hasDuration = true;	m_duration = (m_launchDuration > ArxDurationMs(-1)) ? m_launchDuration : ArxDurationMs(6000000);		ARX_SOUND_PlaySFX(SND_SPELL_VISION_START, &m_caster_pos);		if(m_caster == EntityHandle_Player) {		player.m_improve = true;		m_snd_loop = ARX_SOUND_PlaySFX(SND_SPELL_VISION_LOOP, &m_caster_pos, 1.f, ARX_SOUND_PLAY_LOOPED);	}}

void CIgnit::Action(int aiMode){	short sMode = checked_range_cast<short>(aiMode);	for(int i = 0; i < nblight; i++) {		GLight[tablight[i].iLightNum]->status = sMode;		if(aiMode == 1) {			ARX_SOUND_PlaySFX(SND_SPELL_IGNITE, &spells[spellinstance].caster_pos);		} else if(aiMode == 0) {			ARX_SOUND_PlaySFX(SND_SPELL_DOUSE, &spells[spellinstance].caster_pos);		}	}}

//-----------------------------------------------------------------------------// Spawns a Projectile using type, starting position/TargetPositionvoid ARX_MISSILES_Spawn(INTERACTIVE_OBJ *io, const long &type, const EERIE_3D *startpos, const EERIE_3D *targetpos){	long i(ARX_MISSILES_GetFree());	if (i == -1) return;	missiles[i].owner = GetInterNum(io);	missiles[i].type = type;	missiles[i].lastpos.x = missiles[i].startpos.x = startpos->x;	missiles[i].lastpos.y = missiles[i].startpos.y = startpos->y;	missiles[i].lastpos.z = missiles[i].startpos.z = startpos->z;	float dist;	dist = 1.0F / Distance3D(startpos->x, startpos->y, startpos->z, targetpos->x, targetpos->y,targetpos->z);	missiles[i].velocity.x = (targetpos->x - startpos->x) * dist;	missiles[i].velocity.y = (targetpos->y - startpos->y) * dist;	missiles[i].velocity.z = (targetpos->z - startpos->z) * dist;	missiles[i].lastupdate = missiles[i].timecreation = ARXTimeUL();	switch (type)	{		case MISSILE_FIREBALL:		{			missiles[i].tolive = 6000;			missiles[i].velocity.x *= 0.8f;			missiles[i].velocity.y *= 0.8f;			missiles[i].velocity.z *= 0.8f;			missiles[i].longinfo = GetFreeDynLight();			if (missiles[i].longinfo != -1)			{				DynLight[missiles[i].longinfo].intensity = 1.3f;				DynLight[missiles[i].longinfo].exist = 1;				DynLight[missiles[i].longinfo].fallend = 420.f;				DynLight[missiles[i].longinfo].fallstart = 250.f;				DynLight[missiles[i].longinfo].rgb.r = 1.f;				DynLight[missiles[i].longinfo].rgb.g = 0.8f;				DynLight[missiles[i].longinfo].rgb.b = 0.6f;				DynLight[missiles[i].longinfo].pos.x = startpos->x;				DynLight[missiles[i].longinfo].pos.y = startpos->y;				DynLight[missiles[i].longinfo].pos.z = startpos->z;			}			ARX_SOUND_PlaySFX(SND_SPELL_FIRE_WIND, &missiles[i].startpos, 2.0F);			ARX_SOUND_PlaySFX(SND_SPELL_FIRE_LAUNCH, &missiles[i].startpos, 2.0F);		}	}}

void IncinerateSpell::Launch(){	Entity * tio = entities[m_target];		ARX_SOUND_PlaySFX(SND_SPELL_INCINERATE, &entities[m_target]->pos);		m_snd_loop = ARX_SOUND_PlaySFX(SND_SPELL_INCINERATE_LOOP, &entities[m_target]->pos, 1.f, ARX_SOUND_PLAY_LOOPED);		m_duration = 20000;		tio->sfx_flag |= SFX_TYPE_YLSIDE_DEATH | SFX_TYPE_INCINERATE;	tio->sfx_time = arxtime.now_ul();		m_targets.push_back(m_target);}

static void ARX_DAMAGES_AddVisual(DAMAGE_INFO * di, Vec3f * pos, float dmg, Entity * io) {		if(!(di->params.type & DAMAGE_TYPE_FAKEFIRE)) {		return;	}		long num = -1;	if(io) {		num = Random::get(0, io->obj->vertexlist.size() / 4 - 1) * 4 + 1;	}		unsigned long tim = (unsigned long)(arxtime);	if(di->lastupd + 200 < tim) {		di->lastupd = tim;		if(di->params.type & DAMAGE_TYPE_MAGICAL) {			ARX_SOUND_PlaySFX(SND_SPELL_MAGICAL_HIT, pos, 0.8F + 0.4F * rnd());		} else {			ARX_SOUND_PlaySFX(SND_SPELL_FIRE_HIT, pos, 0.8F + 0.4F * rnd());		}	}		for(long k = 0 ; k < 14 ; k++) {				PARTICLE_DEF * pd = createParticle();		if(!pd) {			break;		}				if(io) {			arx_assert(num >= 0);			pd->ov = io->obj->vertexlist3[num].v + randomVec(-5.f, 5.f);		} else {			pd->ov = *pos + randomVec(-50.f, 50.f);		}		pd->siz = glm::clamp(dmg, 5.f, 15.f);		pd->scale = Vec3f(-10.f);		pd->special = ROTATING | MODULATE_ROTATION | FIRE_TO_SMOKE;		pd->tolive = Random::get(500, 900);		pd->move = Vec3f(1.f - 2.f * rnd(), 2.f - 16.f * rnd(), 1.f - 2.f * rnd());		if(di->params.type & DAMAGE_TYPE_MAGICAL) {			pd->rgb = Color3f(0.3f, 0.3f, 0.8f);		} else {			pd->rgb = Color3f::gray(0.5f);		}		pd->tc = TC_fire2;		pd->fparam = 0.1f - rnd() * 0.2f;	}}

void RuneOfGuardingSpell::Launch(){	spells.endByCaster(m_caster, SPELL_RUNE_OF_GUARDING);		ARX_SOUND_PlaySFX(SND_SPELL_RUNE_OF_GUARDING);		m_duration = (m_launchDuration > -1) ? m_launchDuration : 99999999;		m_pos = entities[m_caster]->pos;		tex_p2 = TextureContainer::Load("graph/obj3d/textures/(fx)_tsu_blueting");		m_light = GetFreeDynLight();	if(lightHandleIsValid(m_light)) {		EERIE_LIGHT * light = lightHandleGet(m_light);				light->intensity = 0.7f + 2.3f;		light->fallend = 500.f;		light->fallstart = 400.f;		light->rgb = Color3f(1.0f, 0.2f, 0.2f);		light->pos = m_pos - Vec3f(0.f, 50.f, 0.f);		light->time_creation = (unsigned long)(arxtime);		light->duration = 200;	}}

void DisarmTrapSpell::Launch(){	ARX_SOUND_PlaySFX(SND_SPELL_DISARM_TRAP);		m_duration = 1;		Sphere sphere;	sphere.origin = player.pos;	sphere.radius = 400.f;		for(size_t n = 0; n < MAX_SPELLS; n++) {		SpellBase * spell = spells[SpellHandle(n)];				if(!spell || spell->m_type != SPELL_RUNE_OF_GUARDING) {			continue;		}				Vec3f pos = static_cast<RuneOfGuardingSpell *>(spell)->getPosition();				if(sphere.contains(pos)) {			spell->m_level -= m_level;			if(spell->m_level <= 0) {				spells.endSpell(spell);			}		}	}}

static void LaunchMagicMissileExplosion(const Vec3f & _ePos, bool mrCheat) {		ParticleParams cp = g_particleParameters[ParticleParam_MagicMissileExplosion];		if(mrCheat) {		cp = g_particleParameters[ParticleParam_MagicMissileExplosionMar];	}		ParticleSystem * pPS = new ParticleSystem();	pPS->SetParams(cp);	pPS->SetPos(_ePos);	pPS->Update(0);		EERIE_LIGHT * light = dynLightCreate();	if(light) {		light->intensity = 2.3f;		light->fallstart = 250.f;		light->fallend   = 420.f;		if(mrCheat) {			light->rgb = Color3f(1.f, 0.3f, .8f);		} else {			light->rgb = Color3f(0.f, 0.f, .8f);		}		light->pos = _ePos;		light->duration = ArxDurationMs(1500);	}	arx_assert(pParticleManager);	pParticleManager->AddSystem(pPS);	ARX_SOUND_PlaySFX(SND_SPELL_MM_HIT, &_ePos);}

bool ARX_SPELLS_AnalyseSPELL() {		SpellcastFlags flags = 0;		if(GInput->actionPressed(CONTROLS_CUST_STEALTHMODE) || bPrecastSpell) {		flags |= SPELLCAST_FLAG_PRECAST;	}		bPrecastSpell = false;		SpellType spell;		if(SpellSymbol[0] == RUNE_MEGA && SpellSymbol[1] == RUNE_MEGA	   && SpellSymbol[2] == RUNE_MEGA && SpellSymbol[3] == RUNE_AAM	   && SpellSymbol[4] == RUNE_VITAE && SpellSymbol[5] == RUNE_TERA) {		cur_mega = 10;		spell = SPELL_SUMMON_CREATURE;	} else {		spell = getSpell(SpellSymbol);	}		if(spell == SPELL_NONE) {		ARX_SOUND_PlaySFX(SND_MAGIC_FIZZLE);				if(player.SpellToMemorize.bSpell) {			CurrSpellSymbol = 0;			player.SpellToMemorize.bSpell = false;		}				return false;	}		return ARX_SPELLS_Launch(spell, PlayerEntityHandle, flags);	}

void IceFieldSpell::End() {		DamageRequestEnd(m_damage);		ARX_SOUND_Stop(m_snd_loop); 	ARX_SOUND_PlaySFX(SND_SPELL_ICE_FIELD_END);}

static void CheckExp(long i) {		if((Thrown[i].flags & ATO_FIERY) && !(Thrown[i].flags & ATO_UNDERWATER)) {		const Vec3f & pos = Thrown[i].position;		ARX_BOOMS_Add(pos);		LaunchFireballBoom(pos, 10);		DoSphericDamage(Sphere(pos, 50.f), 4.f * 2, DAMAGE_AREA, DAMAGE_TYPE_FIRE | DAMAGE_TYPE_MAGICAL, PlayerEntityHandle);		ARX_SOUND_PlaySFX(SND_SPELL_FIRE_HIT, &pos);		ARX_NPC_SpawnAudibleSound(pos, entities.player());		LightHandle id = GetFreeDynLight();		if(lightHandleIsValid(id) && framedelay > 0) {			EERIE_LIGHT * light = lightHandleGet(id);						light->intensity = 3.9f;			light->fallstart = 400.f;			light->fallend   = 440.f;			light->rgb = Color3f(1.f, .8f, .6f) - randomColor3f() * Color3f(.2f, .2f, .2f);			light->pos = pos;			light->ex_flaresize = 40.f;			light->duration = 1500;		}	}}