C# PrimitiveBaseShape类代码示例

        public BSPrim(uint localID, String primName, BSScene parent_scene, OMV.Vector3 pos, OMV.Vector3 size,
            OMV.Quaternion rotation, PrimitiveBaseShape pbs, bool pisPhysical)
            : base(parent_scene, localID, primName, "BSPrim")
        {
            // MainConsole.Instance.DebugFormat("{0}: BSPrim creation of {1}, id={2}", LogHeader, primName, localID);
            _position = pos;
            _size = size;
            Scale = size;   // prims are the size the user wants them to be (different for BSCharactes).
            _orientation = rotation;
            _buoyancy = 0f;
            RawVelocity = OMV.Vector3.Zero;
            _rotationalVelocity = OMV.Vector3.Zero;
            BaseShape = pbs;
            _isPhysical = pisPhysical;
            _isVolumeDetect = false;

            // We keep a handle to the vehicle actor so we can set vehicle parameters later.
            VehicleActor = new BSDynamics(PhysicsScene, this, VehicleActorName);
            PhysicalActors.Add(VehicleActorName, VehicleActor);

            _mass = CalculateMass();

            // DetailLog("{0},BSPrim.constructor,call", LocalID);
            // do the actual object creation at taint time
            PhysicsScene.TaintedObject("BSPrim.create", delegate()
            {
            // Make sure the object is being created with some sanity.
            ExtremeSanityCheck(true /* inTaintTime */);

            CreateGeomAndObject(true);

            CurrentCollisionFlags = PhysicsScene.PE.GetCollisionFlags(PhysBody);
            });
        }

        public IMesh CreateMesh (string primName, PrimitiveBaseShape primShape, Vector3 size, float lod, bool isPhysical, bool shouldCache)
        {
            // Remove the reference to the encoded JPEG2000 data so it can be GCed
            primShape.SculptData = Utils.EmptyBytes;

            return null;
        }

        public BSPrimLinkable(uint localID, String primName, BSScene parent_scene, OMV.Vector3 pos, OMV.Vector3 size,
            OMV.Quaternion rotation, PrimitiveBaseShape pbs, bool pisPhysical, int material, float friction,
            float restitution, float gravityMultiplier, float density)
            : base(localID, primName, parent_scene, pos, size, rotation, pbs, pisPhysical)
        {
            // Default linkset implementation for this prim
            LinksetType = (BSLinkset.LinksetImplementation)BSParam.LinksetImplementation;

            Linkset = BSLinkset.Factory(PhysicsScene, this);
            if (Linkset != null)
                Linkset.Refresh(this);
        }

        public BSPrimLinkable(uint localID, String primName, BSScene parent_scene, OMV.Vector3 pos, OMV.Vector3 size,
            OMV.Quaternion rotation, PrimitiveBaseShape pbs, bool pisPhysical, int material, float friction,
            float restitution, float gravityMultiplier, float density)
            : base(localID, primName, parent_scene, pos, size, rotation, pbs, pisPhysical)
        {
            Linkset = BSLinkset.Factory(PhysicsScene, this);

            PhysicsScene.TaintedObject("BSPrimLinksetCompound.Refresh", delegate()
            {
                base.SetMaterial(material);
                base.Friction = friction;
                base.Restitution = restitution;
                base.GravityMultiplier = gravityMultiplier;
                base.Density = density;
                Linkset.Refresh(this);
            });
        }

        public ISceneEntity AddTree(
            UUID uuid, UUID groupID, Vector3 scale, Quaternion rotation, Vector3 position, Tree treeType, bool newTree)
        {
            PrimitiveBaseShape treeShape = new PrimitiveBaseShape
                                               {
                                                   PathCurve = 16,
                                                   PathEnd = 49900,
                                                   PCode = newTree ? (byte) PCode.NewTree : (byte) PCode.Tree,
                                                   Scale = scale,
                                                   State = (byte) treeType
                                               };

            return m_scene.SceneGraph.AddNewPrim(uuid, groupID, position, rotation, treeShape);
        }

        public ISceneEntity CreateEntity(
            ISceneEntity baseEntity, UUID ownerID, UUID groupID, Vector3 pos, Quaternion rot, PrimitiveBaseShape shape)
        {
            if (Array.IndexOf(creationCapabilities, (PCode) shape.PCode) < 0)
            {
                MainConsole.Instance.DebugFormat("[VEGETATION]: PCode {0} not handled by {1}", shape.PCode, Name);
                return null;
            }

            ISceneChildEntity rootPart = baseEntity.GetChildPart(baseEntity.UUID);

            // if grass or tree, make phantom
            //rootPart.TrimPermissions();
            rootPart.AddFlag(PrimFlags.Phantom);
            if (rootPart.Shape.PCode != (byte) PCode.Grass)
                AdaptTree(ref shape);

            m_scene.SceneGraph.AddPrimToScene(baseEntity);
            baseEntity.SetGroup(groupID, ownerID, true);
            baseEntity.ScheduleGroupUpdate(PrimUpdateFlags.ForcedFullUpdate);

            return baseEntity;
        }

        /// <summary>
        ///     Create a New SceneObjectGroup/Part by raycasting
        /// </summary>
        /// <param name="ownerID"></param>
        /// <param name="groupID"></param>
        /// <param name="pos"></param>
        /// <param name="rot"></param>
        /// <param name="shape"></param>
        public virtual ISceneEntity AddNewPrim(
            UUID ownerID, UUID groupID, Vector3 pos, Quaternion rot, PrimitiveBaseShape shape)
        {
            SceneObjectGroup sceneObject = new SceneObjectGroup(ownerID, pos, rot, shape, m_DefaultObjectName,
                                                                m_parentScene);

            // If an entity creator has been registered for this prim type then use that
            if (m_entityCreators.ContainsKey((PCode) shape.PCode))
            {
                sceneObject =
                    (SceneObjectGroup)
                    m_entityCreators[(PCode) shape.PCode].CreateEntity(sceneObject, ownerID, groupID, pos, rot, shape);
            }
            else
            {
                // Otherwise, use this default creation code;
                sceneObject.SetGroup(groupID, ownerID, false);
                AddPrimToScene(sceneObject);
                sceneObject.ScheduleGroupUpdate(PrimUpdateFlags.ForcedFullUpdate);
            }


            return sceneObject;
        }

 public BSPrimDisplaced(uint localID, String primName, BSScene parent_scene, Vector3 pos, Vector3 size,
     Quaternion rotation, PrimitiveBaseShape pbs, bool pisPhysical)
     : base(localID, primName, parent_scene, pos, size, rotation, pbs, pisPhysical)
 {
     ClearDisplacement();
 }

        /// <summary>
        ///   Constructor.  This object is added to the scene later via AttachToScene()
        /// </summary>
        public SceneObjectGroup(UUID ownerID, Vector3 pos, Quaternion rot, PrimitiveBaseShape shape, string name,
                                IScene scene) : this(scene)
        {
            SceneObjectPart part = new SceneObjectPart(ownerID, shape, pos, rot, Vector3.Zero, name, scene);
            SetRootPart(part);

            //This has to be set, otherwise it will break things like rezzing objects in an area where crossing is disabled, but rez isn't
            m_lastSignificantPosition = pos;

            m_ValidgrpOOB = false;
        }

        // Helper functions to understand if object has cut, hollow, dimple, and other affecting number of faces
        static void hasCutHollowDimpleProfileCut(int primType, PrimitiveBaseShape shape, out bool hasCut,
                                                         out bool hasHollow,
                                                         out bool hasDimple, out bool hasProfileCut)
        {
            if (primType == (int) PrimType.Box
                ||
                primType == (int) PrimType.Cylinder
                ||
                primType == (int) PrimType.Prism)

                hasCut = (shape.ProfileBegin > 0) || (shape.ProfileEnd > 0);
            else
                hasCut = (shape.PathBegin > 0) || (shape.PathEnd > 0);

            hasHollow = shape.ProfileHollow > 0;
            hasDimple = (shape.ProfileBegin > 0) || (shape.ProfileEnd > 0); // taken from llSetPrimitiveParms
            hasProfileCut = hasDimple; // is it the same thing?
        }

        public IMesh CreateMesh(String primName, PrimitiveBaseShape primShape, Vector3 size, float lod, bool isPhysical)
        {
            Mesh mesh = null;
            ulong key = primShape.GetMeshKey(size, lod);

            if (size.X < 0.01f) size.X = 0.01f;
            if (size.Y < 0.01f) size.Y = 0.01f;
            if (size.Z < 0.01f) size.Z = 0.01f;

            if ((!isPhysical) && size.X < minSizeForComplexMesh && size.Y < minSizeForComplexMesh &&
                size.Z < minSizeForComplexMesh)
                mesh = CreateBoundingBoxMesh(size, key);
            else
                mesh = CreateMeshFromPrimMesher(primName, primShape, size, lod, key);

            return mesh;
        }

        private void WriteShape(XmlTextWriter writer, PrimitiveBaseShape shp, Dictionary<string, object> options)
        {
            if (shp != null)
            {
                writer.WriteStartElement("Shape");

                writer.WriteElementString("ProfileCurve", shp.ProfileCurve.ToString());

                writer.WriteStartElement("TextureEntry");
                byte[] te;
                if (shp.TextureEntry != null)
                    te = shp.TextureEntry;
                else
                    te = Utils.EmptyBytes;
                writer.WriteBase64(te, 0, te.Length);
                writer.WriteEndElement(); // TextureEntry

                writer.WriteStartElement("ExtraParams");
                byte[] ep;
                if (shp.ExtraParams != null)
                    ep = shp.ExtraParams;
                else
                    ep = Utils.EmptyBytes;
                writer.WriteBase64(ep, 0, ep.Length);
                writer.WriteEndElement(); // ExtraParams

                writer.WriteElementString("PathBegin", shp.PathBegin.ToString());
                writer.WriteElementString("PathCurve", shp.PathCurve.ToString());
                writer.WriteElementString("PathEnd", shp.PathEnd.ToString());
                writer.WriteElementString("PathRadiusOffset", shp.PathRadiusOffset.ToString());
                writer.WriteElementString("PathRevolutions", shp.PathRevolutions.ToString());
                writer.WriteElementString("PathScaleX", shp.PathScaleX.ToString());
                writer.WriteElementString("PathScaleY", shp.PathScaleY.ToString());
                writer.WriteElementString("PathShearX", shp.PathShearX.ToString());
                writer.WriteElementString("PathShearY", shp.PathShearY.ToString());
                writer.WriteElementString("PathSkew", shp.PathSkew.ToString());
                writer.WriteElementString("PathTaperX", shp.PathTaperX.ToString());
                writer.WriteElementString("PathTaperY", shp.PathTaperY.ToString());
                writer.WriteElementString("PathTwist", shp.PathTwist.ToString());
                writer.WriteElementString("PathTwistBegin", shp.PathTwistBegin.ToString());
                writer.WriteElementString("PCode", shp.PCode.ToString());
                writer.WriteElementString("ProfileBegin", shp.ProfileBegin.ToString());
                writer.WriteElementString("ProfileEnd", shp.ProfileEnd.ToString());
                writer.WriteElementString("ProfileHollow", shp.ProfileHollow.ToString());
                writer.WriteElementString("State", shp.State.ToString());

                writer.WriteElementString("ProfileShape", shp.ProfileShape.ToString());
                writer.WriteElementString("HollowShape", shp.HollowShape.ToString());

                WriteUUID(writer, "SculptTexture", shp.SculptTexture, options);
                writer.WriteElementString("SculptType", shp.SculptType.ToString());
                writer.WriteStartElement("SculptData");
                byte[] sd;
                //if (shp.SculptData != null)
                sd = shp.ExtraParams;
                //else
                //    sd = Utils.EmptyBytes;
                if (sd != null) writer.WriteBase64(sd, 0, sd.Length);
                writer.WriteEndElement(); // SculptData

                writer.WriteElementString("FlexiSoftness", shp.FlexiSoftness.ToString());
                writer.WriteElementString("FlexiTension", shp.FlexiTension.ToString());
                writer.WriteElementString("FlexiDrag", shp.FlexiDrag.ToString());
                writer.WriteElementString("FlexiGravity", shp.FlexiGravity.ToString());
                writer.WriteElementString("FlexiWind", shp.FlexiWind.ToString());
                writer.WriteElementString("FlexiForceX", shp.FlexiForceX.ToString());
                writer.WriteElementString("FlexiForceY", shp.FlexiForceY.ToString());
                writer.WriteElementString("FlexiForceZ", shp.FlexiForceZ.ToString());

                writer.WriteElementString("LightColorR", shp.LightColorR.ToString());
                writer.WriteElementString("LightColorG", shp.LightColorG.ToString());
                writer.WriteElementString("LightColorB", shp.LightColorB.ToString());
                writer.WriteElementString("LightColorA", shp.LightColorA.ToString());
                writer.WriteElementString("LightRadius", shp.LightRadius.ToString());
                writer.WriteElementString("LightCutoff", shp.LightCutoff.ToString());
                writer.WriteElementString("LightFalloff", shp.LightFalloff.ToString());
                writer.WriteElementString("LightIntensity", shp.LightIntensity.ToString());

                writer.WriteElementString("FlexiEntry", shp.FlexiEntry.ToString().ToLower());
                writer.WriteElementString("LightEntry", shp.LightEntry.ToString().ToLower());
                writer.WriteElementString("SculptEntry", shp.SculptEntry.ToString().ToLower());

                if (shp.Media != null)
                    writer.WriteElementString("Media", shp.Media.ToXml());

                writer.WriteEndElement(); // Shape
            }
        }

 private void ProcessShpMedia(PrimitiveBaseShape shp, XmlTextReader reader)
 {
     string value = reader.ReadElementContentAsString("Media", String.Empty);
     shp.Media = PrimitiveBaseShape.MediaList.FromXml(value);
 }

 private void ProcessShpSculptEntry(PrimitiveBaseShape shp, XmlTextReader reader)
 {
     shp.SculptEntry = reader.ReadElementContentAsBoolean("SculptEntry", String.Empty);
 }

 private void ProcessShpLightIntensity(PrimitiveBaseShape shp, XmlTextReader reader)
 {
     shp.LightIntensity = reader.ReadElementContentAsFloat("LightIntensity", String.Empty);
 }