C++ IStatObj::GetHelperPos方法代码示例

int CScriptBind_Physics::RegisterExplosionCrack(IFunctionHandler *pH,const char *sGeometryFile,int nIdMaterial )
{
	IStatObj *pObj = gEnv->p3DEngine->LoadStatObj( sGeometryFile,"#ForceBreakable",NULL,false);
	if (!pObj || pObj->IsDefaultObject())
	{
		ScriptWarning( "<RegisterExplosionCrack> Object file %s not found",sGeometryFile );
		return pH->EndFunction();
	}
	pObj->AddRef();
	Vec3 vtx[3] = { pObj->GetHelperPos("1"),pObj->GetHelperPos("2"),pObj->GetHelperPos("3") };
	//@TODO: restore it.
	m_pPhysicalWorld->GetGeomManager()->RegisterCrack( pObj->GetPhysGeom()->pGeom,vtx,0 );
	return pH->EndFunction();
}

//------------------------------------------------------------------------
Vec3 CItem::GetSlotHelperPos(int slot, const char *helper, bool worldSpace, bool relative) const
{
	Vec3 position(0,0,0);

	SEntitySlotInfo info;
	if (GetEntity()->GetSlotInfo(slot, info))
	{
		if (info.pStatObj)
		{
			IStatObj *pStatsObj = info.pStatObj;
			position = pStatsObj->GetHelperPos(helper);
			position = GetEntity()->GetSlotLocalTM(slot, false).TransformPoint(position);
		}
		else if (info.pCharacter)
		{
			ICharacterInstance *pCharacter = info.pCharacter;
			IAttachment* pAttachment = pCharacter->GetIAttachmentManager()->GetInterfaceByName(helper);
			if (pAttachment)
			{
				position = worldSpace ? pAttachment->GetAttWorldAbsolute().t : pAttachment->GetAttModelRelative().t;
				return position;
			}
			else
			{
				ICharacterModelSkeleton* pICharacterModelSkeleton = pCharacter->GetICharacterModel()->GetICharacterModelSkeleton();
				ISkeletonPose* pSkeletonPose = pCharacter->GetISkeletonPose();
				int16 id = pICharacterModelSkeleton->GetJointIDByName(helper);
				if (id > -1)
				{
					position = relative ? pSkeletonPose->GetRelJointByID(id).t : pSkeletonPose->GetAbsJointByID(id).t;
				}
			}

			if (!relative)
			{
				position = GetEntity()->GetSlotLocalTM(slot, false).TransformPoint(position);
			}
		}
	}

	if (worldSpace)
	{
		position = GetWorldTM().TransformPoint(position);
	}

	return position;
}

//------------------------------------------------------------------------
Vec3 CItem::GetSlotHelperPos(int slot, const char *helper, bool worldSpace, bool relative)
{
	Vec3 position(0,0,0);

	// if mounted force the slot to be 1st person
	if(m_stats.mounted)
		slot=eIGS_FirstPerson;

	SEntitySlotInfo info;

	if(GetEntity()->GetSlotInfo(slot, info))
	{
		if(info.pStatObj)
		{
			IStatObj *pStatsObj = info.pStatObj;
			position = pStatsObj->GetHelperPos(helper);
			position = GetEntity()->GetSlotLocalTM(slot, false).TransformPoint(position);
		}
		else if(info.pCharacter)
		{
			ICharacterInstance *pCharacter = info.pCharacter;
			int16 id = pCharacter->GetISkeletonPose()->GetJointIDByName(helper);

			if(id > -1)
			{
				if(relative)
					position = pCharacter->GetISkeletonPose()->GetRelJointByID(id).t;
				else
					position = pCharacter->GetISkeletonPose()->GetAbsJointByID(id).t;
			}

			if(!relative)
				position = GetEntity()->GetSlotLocalTM(slot, false).TransformPoint(position);
		}
	}

	if(worldSpace)
		return GetEntity()->GetWorldTM().TransformPoint(position);

	return position;
}

//------------------------------------------------------------------------
void CItem::SpawnEffect(int slot, const char *effectName, const char *helper, const Vec3 &offset, const Vec3 &dir, float scale)
{
	if (m_stats.mounted)
		slot=eIGS_FirstPerson;

	Vec3 position(0,0,0);
	Vec3 finalOffset = offset;

  SEntitySlotInfo slotInfo;
  if (GetEntity()->GetSlotInfo(slot, slotInfo))
  {
    if (slotInfo.pStatObj)	// entity slot
    {
      // get helper position
      IStatObj *pStatsObj = slotInfo.pStatObj;
      position = pStatsObj->GetHelperPos(helper);

			position = GetEntity()->GetSlotWorldTM(slot).TransformPoint(position);
    }
    else if (slotInfo.pCharacter)	// bone attachment
    {
      ICharacterInstance *pCharacter = slotInfo.pCharacter;
      IAttachmentManager *pAttachmentManager = pCharacter->GetIAttachmentManager();
      IAttachment *pAttachment = pAttachmentManager->GetInterfaceByName(helper);

      if (pAttachment)
      {
        const Matrix34 m = Matrix34(pAttachment->GetAttWorldAbsolute());
        position = m.GetTranslation();
      }
      else
      {
        int16 id = pCharacter->GetISkeletonPose()->GetJointIDByName(helper);
        if (id>=0)
          position = pCharacter->GetISkeletonPose()->GetAbsJointByID(id).t;

				position = GetEntity()->GetSlotWorldTM(slot).TransformPoint(position);
      }
    }
  }
	else if(m_stats.mounted && !m_stats.fp)
	{
		if(GetIWeapon())
		{
				// if no helper specified, try getting pos from firing locator
				IWeaponFiringLocator *pLocator = GetIWeapon()->GetFiringLocator();            

				if (pLocator)
				{
					if(!pLocator->GetFiringPos(GetEntityId(), NULL, position))
						position.Set(0.0f,0.0f,0.0f);
					else
						finalOffset = GetEntity()->GetWorldTM().TransformVector(finalOffset);
				}

		}
	}

	position += finalOffset;

	IParticleEffect *pParticleEffect = gEnv->pParticleManager->FindEffect(effectName);
	if (pParticleEffect)
		pParticleEffect->Spawn(true, IParticleEffect::ParticleLoc(position, dir, scale));
}

//------------------------------------------------------------------------
//Above function is almost the same, just some special stuff for flashlight
//------------------------------------------------------------------------
uint32 CItem::AttachLightEx(int slot, uint32 id, bool attach, bool fakeLight /*= false */, bool castShadows /*= false*/, IRenderNode* pCasterException, float radius, const Vec3 &color, const float fSpecularMult, const char *projectTexture, float projectFov, const char *helper, const Vec3 &offset, const Vec3 &dir, const char* material, float fHDRDynamic)
{
	if (m_stats.mounted)
		slot=eIGS_FirstPerson;

	if (radius<0.1f)
		return 0;

	if (attach)
	{
		CDLight light;
		light.SetLightColor(ColorF(color.x, color.y, color.z, 1.0f));
		light.SetSpecularMult( fSpecularMult );
		light.m_nLightStyle = 0;
		light.m_fLightFrustumAngle = 45.0f;
		light.m_fRadius = radius;
		light.m_fLightFrustumAngle = projectFov*0.5f;
		light.m_fHDRDynamic = fHDRDynamic;

		if(fakeLight)
			light.m_Flags |= DLF_FAKE;

		//Only on hight/very hight spec
		if(castShadows && (g_pGameCVars->i_lighteffects!=0))
			light.m_Flags |= DLF_CASTSHADOW_MAPS;


		if (projectTexture && projectTexture[0])
		{
			int flags = 0;
			light.m_pLightImage = gEnv->pRenderer->EF_LoadTexture(projectTexture, flags);

			if (!light.m_pLightImage || !light.m_pLightImage->IsTextureLoaded())
			{
				GameWarning("Item '%s' failed to load projecting light texture '%s'!", GetEntity()->GetName(), projectTexture);
				return 0;
			}
		}

		if (light.m_fLightFrustumAngle && (light.m_pLightImage != NULL) && light.m_pLightImage->IsTextureLoaded())
			light.m_Flags |= DLF_PROJECT;
		else
		{
			if (light.m_pLightImage)
				light.m_pLightImage->Release();
			light.m_pLightImage = 0;
			light.m_Flags |= DLF_POINT;
		}


		IMaterial* pMaterial = 0;
		if (material && material[0])
			pMaterial = gEnv->p3DEngine->GetMaterialManager()->LoadMaterial(material);

		// generate id
		++m_effectGenId;
		while (!m_effectGenId || (m_effects.find(m_effectGenId) != m_effects.end()))
			++m_effectGenId;

		SEntitySlotInfo slotInfo;
		SEffectInfo effectInfo;
		effectInfo.slot = -1;

		bool validSlot = GetEntity()->GetSlotInfo(slot, slotInfo) && (slotInfo.pCharacter || slotInfo.pStatObj);

		if (!validSlot || slotInfo.pStatObj)
		{
			// get helper position
			Vec3 position(0,0,0);
			if (validSlot)
			{
				IStatObj *pStatsObj = slotInfo.pStatObj;
				position = pStatsObj->GetHelperPos(helper);
				position = GetEntity()->GetSlotLocalTM(slot, false).TransformPoint(position);
			}
			position+=offset;

			// find a free slot
			SEntitySlotInfo dummy;
			int i=0;
			while (GetEntity()->GetSlotInfo(eIGS_Last+i, dummy))
				i++;

			// move light slot to the helper position+offset
			effectInfo.helper = helper;
			effectInfo.slot = GetEntity()->LoadLight(eIGS_Last+i, &light);

			if (effectInfo.slot != -1 && pMaterial)
				GetEntity()->SetSlotMaterial(effectInfo.slot, pMaterial);

			Matrix34 tm = Matrix34(Matrix33::CreateRotationVDir(dir));
			tm.SetTranslation(position);
			GetEntity()->SetSlotLocalTM(effectInfo.slot, tm);
		}
		else if (slotInfo.pCharacter)	// bone attachment
		{
			effectInfo.helper = helper;
//.........这里部分代码省略.........

//------------------------------------------------------------------------
uint32 CItem::AttachEffect(int slot, uint32 id, bool attach, const char *effectName, const char *helper, const Vec3 &offset, const Vec3 &dir, float scale, bool prime)
{
	if (m_stats.mounted)
		slot=eIGS_FirstPerson;

	if (attach)
	{
		if (!g_pGameCVars->i_particleeffects)
			return 0;

		IParticleEffect *pParticleEffect = gEnv->pParticleManager->FindEffect(effectName);
		if (!pParticleEffect)
			return 0;

		// generate id
		++m_effectGenId;
		while (!m_effectGenId || (m_effects.find(m_effectGenId) != m_effects.end()))
			++m_effectGenId;
	
		SEntitySlotInfo slotInfo;
		SEffectInfo effectInfo;
		
		bool validSlot = GetEntity()->GetSlotInfo(slot, slotInfo) && (slotInfo.pCharacter || slotInfo.pStatObj);

		if (!validSlot || slotInfo.pStatObj || (!helper || !helper[0]))
		{
			// get helper position
			Vec3 position(0,0,0);
			if (validSlot && helper && helper[0])
			{
				IStatObj *pStatsObj = slotInfo.pStatObj;
				position = pStatsObj->GetHelperPos(helper);
				position = GetEntity()->GetSlotLocalTM(slot, false).TransformPoint(position);
			}      
			position+=offset;

			// find a free slot
			SEntitySlotInfo dummy;
			int i=0;
			while (GetEntity()->GetSlotInfo(eIGS_Last+i, dummy))
				i++;

			// move particle slot to the helper position+offset
      effectInfo.helper = helper;
			effectInfo.slot = GetEntity()->LoadParticleEmitter(eIGS_Last+i, pParticleEffect, 0, prime, true);
			Matrix34 tm = IParticleEffect::ParticleLoc(position, dir, scale);
			GetEntity()->SetSlotLocalTM(effectInfo.slot, tm);
		}
		else if (slotInfo.pCharacter)	// bone attachment
		{
			effectInfo.helper = helper;
			effectInfo.characterSlot = slot;
			ICharacterInstance *pCharacter = slotInfo.pCharacter;
			IAttachmentManager *pAttachmentManager = pCharacter->GetIAttachmentManager();
			IAttachment *pAttachment = pAttachmentManager->GetInterfaceByName(helper);

			if (!pAttachment)
			{
				GameWarning("Item '%s' trying to attach effect '%s' to attachment '%s' which does not exist!", GetEntity()->GetName(), effectName, helper);
				return 0;
			}

			CEffectAttachment *pEffectAttachment = new CEffectAttachment(effectName, Vec3(0,0,0), Vec3(0,1,0), scale);
			Matrix34 tm = Matrix34(Matrix33::CreateRotationVDir(dir));
			tm.SetTranslation(offset);
			pAttachment->AddBinding(pEffectAttachment);
			pAttachment->SetAttRelativeDefault(QuatT(tm));
			pEffectAttachment->UpdateAttachment(pAttachment);
			if (pEffectAttachment->GetEmitter())
			{
				if (prime)
					pEffectAttachment->GetEmitter()->Prime();
			}
		}

		m_effects.insert(TEffectInfoMap::value_type(m_effectGenId, effectInfo));
		return m_effectGenId;
	}
	else if (id)
	{
		TEffectInfoMap::iterator it = m_effects.find(id);
		if (it == m_effects.end())
			return 0;

		SEffectInfo &info = it->second;
		if (info.slot>-1)
		{
			GetEntity()->FreeSlot(info.slot);
		}
		else
		{
			ICharacterInstance *pCharacter = GetEntity()->GetCharacter(info.characterSlot);
			if (pCharacter)
			{
				IAttachmentManager *pAttachmentManager = pCharacter->GetIAttachmentManager();
				IAttachment *pAttachment = pAttachmentManager->GetInterfaceByName(info.helper.c_str());
				if(pAttachment)
					pAttachment->ClearBinding();
			}
//.........这里部分代码省略.........

void CVehicleWeaponControlled::Update3PAnim(CPlayer *player, float goalTime, float frameTime, const Matrix34 &mat)
{
  if (player)
  {
    if (IEntity *entity = player->GetEntity())
    {
      const float ANIM_ANGLE_RANGE = gf_PI*0.25f;
      static float dir = 0.05f;
      static float pos = 0.5f;

      pos += dir;
      if (pos > 1.0f)
      {
        pos = 1.0f;
        dir = -dir;
      }
      else if (pos < 0.0f)
      {
        pos = 0.0f;
        dir = -dir;
      }

      m_CurrentTime = LERP(m_CurrentTime, goalTime, frameTime);
     
      if (ICharacterInstance *character = entity->GetCharacter(0))
      {
        ISkeletonAnim *pSkeletonAnim = character->GetISkeletonAnim();
        assert(pSkeletonAnim);

        //Update manually animation time, to match current weapon orientation
        uint32 numAnimsLayer = pSkeletonAnim->GetNumAnimsInFIFO(0);
        for(uint32 i=0; i<numAnimsLayer; i++)
        {
          CAnimation &animation = pSkeletonAnim->GetAnimFromFIFO(0, i);
          if (animation.HasStaticFlag( CA_MANUAL_UPDATE ))
          {
            float time = m_CurrentTime; //pos; //fmod_tpl(aimRad / ANIM_ANGLE_RANGE, 1.0f);
            time = (float)__fsel(time, time, 1.0f + time);
            pSkeletonAnim->SetAnimationNormalizedTime(&animation, time);
            animation.ClearStaticFlag( CA_DISABLE_MULTILAYER );
          }
        }
      }


      const SMountParams* pMountParams = GetMountedParams();
      SEntitySlotInfo info;
      if (GetEntity()->GetSlotInfo(eIGS_ThirdPerson, info))
      {
        if (info.pStatObj)
        {
          IStatObj *pStatsObj = info.pStatObj;

          const Vec3 &leftHandPos = pStatsObj->GetHelperPos(pMountParams->left_hand_helper.c_str()); 
          const Vec3 &rightHandPos = pStatsObj->GetHelperPos(pMountParams->right_hand_helper.c_str());
 
          const Vec3 leftIKPos = mat.TransformPoint(leftHandPos);
          const Vec3 rightIKPos = mat.TransformPoint(rightHandPos);

          player->SetIKPos("leftArm",		leftIKPos, 1);
          player->SetIKPos("rightArm",	rightIKPos, 1);
        }
      }
    }
  }
}