public virtual unsafe void DoParticleCollectCompose(CGfxParticleSystem sys, CGfxParticle **ppParticles, int particlenum, int substatenum, float elaspe) { bool usecompute = true; for (int i = 0; i < particlenum; i++) { if (sys.BillBoardType != CGfxParticleSystem.BILLBOARDTYPE.BILLBOARD_DISABLE || sys.TriggerNodes.Count > 0) { prepos = ppParticles[i]->FinalPose.mPosition; } if (sys.ComposeNodes.Count > 0) { usecomposenodes = false; for (int ni = 0; ni < sys.ComposeNodes.Count; ni++) { if (sys.ComposeNodes[ni].CanUsed) { sys.ComposeNodes[ni].ComposeParticle(sys, ref *ppParticles[i], substatenum, elaspe, usecompute); if (usecomposenodes == false) { (*ppParticles[i]).FinalPose = sys.ComposeNodes[ni].ResultPose;// TODO. } else { CGfxParticlePose.AddFunc(ref (*ppParticles[i]).FinalPose, ref (*ppParticles[i]).FinalPose, ref sys.ComposeNodes[ni].ResultPose); } usecomposenodes = true; } } } usecompute = false; if (usecomposenodes == false) { if (sys.SubStates.Length > 0) { var ps = ppParticles[i]->GetState(0); ppParticles[i]->FinalPose = ps->mPose; CGfxParticlePose.Set(ref ppParticles[i]->FinalPose, ref ps->mPose); var substate = sys.SubStates[0]; if (substate.TransformNode != null) { Quaternion.RotationYawPitchRoll(substate.TransformNode.YawPitchRoll.X, substate.TransformNode.YawPitchRoll.Y, substate.TransformNode.YawPitchRoll.Z, out substate.TransformNode.Rotation); Matrix.Transformation(substate.TransformNode.Scale, substate.TransformNode.Rotation, substate.TransformNode.Translation, out matrix); Vector3.Transform(ref (ppParticles[i]->FinalPose.mPosition), ref matrix, out matrixtovec4); ppParticles[i]->FinalPose.mPosition.X = matrixtovec4.X; ppParticles[i]->FinalPose.mPosition.Y = matrixtovec4.Y; ppParticles[i]->FinalPose.mPosition.Z = matrixtovec4.Z; if (substate.TransformNode.IgnoreRotation == false) { if (substate.RotationNodes == null || substate.RotationNodes.Count == 0) { ppParticles[i]->FinalPose.mRotation = substate.TransformNode.Rotation; } else { ppParticles[i]->FinalPose.mRotation *= substate.TransformNode.Rotation; } } if (substate.TransformNode.IgnoreScale == false) { if (substate.ParticleScaleNode != null) { ppParticles[i]->FinalPose.mScale *= substate.TransformNode.Scale; } else { ppParticles[i]->FinalPose.mScale = substate.TransformNode.Scale; } } } } } //TODO.. if (sys.TrailNode != null) { sys.TrailNode.CreateAndUpdateTrailData(sys, ref *ppParticles[i], elaspe); } if (sys.TextureCutNode != null) { sys.TextureCutNode.Update(elaspe, ref *ppParticles[i]); ppParticles[i]->FinalPose.SetUserParamsY(1, (byte)sys.TextureCutNode.CurrentIndex); } //处理处罚结点 if (sys.TriggerNodes.Count > 0) { for (int j = 0; j < sys.TriggerNodes.Count; j++) { sys.TriggerNodes[j].RefreshUpdateEvent(ref ppParticles[i]->FinalPose, ref prepos); sys.TriggerNodes[j].TriggerBornEvent(ref ppParticles[i]->FinalPose); sys.TriggerNodes[j].TriggerUpdateEvent(ref ppParticles[i]->FinalPose, ref prepos); } } if (sys.EnableEventReceiver) { var tag = ppParticles[i]->Tag as ParticleTag; if (tag != null) { if (tag.TriggerEvent != null) { if (tag.TriggerEvent.TriggerData.InheritPosition) { ppParticles[i]->FinalPose.mPosition += tag.TriggerEvent.Pose.mPosition; } if (tag.TriggerEvent.TriggerData.InheritScale) { ppParticles[i]->FinalPose.mScale *= tag.TriggerEvent.Pose.mScale; } if (tag.TriggerEvent.TriggerData.InheritRotation) { ppParticles[i]->FinalPose.mRotation *= tag.TriggerEvent.Pose.mRotation; } if (tag.TriggerEvent.TriggerData.InheritVelocity)//Todo { ppParticles[i]->FinalPose.mPosition += tag.TriggerEvent.Pose.mVelocity * elaspe; } } } } if (sys.PointGravityNode != null) { gravity = sys.PointGravityNode._Data.Point - ppParticles[i]->FinalPose.mPosition; // var dis = gravity.Length(); //if (dis > 0.00001f) { ppParticles[i]->FinalPose.mAcceleration.X = 0.5f * sys.PointGravityNode._Data.Accelerated * ppParticles[i]->mLifeTick * ppParticles[i]->mLifeTick; //if (dis < ppParticles[i]->FinalPose.mAcceleration.X) //{ // ppParticles[i]->FinalPose.mAcceleration.X = dis; //} gravity += ppParticles[i]->FinalPose.mVelocity; gravity.Normalize(); ppParticles[i]->FinalPose.mPosition += gravity * ppParticles[i]->FinalPose.mAcceleration.X; } } if (sys.BillBoardType != CGfxParticleSystem.BILLBOARDTYPE.BILLBOARD_DISABLE) { ppParticles[i]->FacePose(sys, sys.BillBoardType, sys.CoordSpace, ref prepos); } ppParticles[i]->FinalPose.SetUserParamsX(1, 1); } }
//计算最终粒子姿态 public unsafe void OnParticleCompose(CGfxParticleSystem sys, CGfxParticle **ppParticles, int num, float elaspe) { DoParticleCollectCompose(sys, ppParticles, num, sys.SubStates.Length, elaspe); }