Ejemplo n.º 1
0
        private DAEGeometry CreateGeometry(DAELoaderNode loader, geometry geo)
        {
            DAEGeometry result = new DAEGeometry(loader, geo);

            _geometries.Add(geo.id, result);
            return(result);
        }
Ejemplo n.º 2
0
        internal IDAESceneNode GetSceneNode(DAELoaderNode loader)
        {
            List <IDAESceneNode> children = new List <IDAESceneNode>();

            // load geometry
            if (_node.instance_geometry != null && _node.instance_geometry.Length > 0)
            {
                foreach (var instGeo in _node.instance_geometry)
                {
                    Dictionary <string, string> instanceMaterials = new Dictionary <string, string>();
                    if (instGeo.bind_material != null)
                    {
                        foreach (instance_material instMat in instGeo.bind_material.technique_common)
                        {
                            instanceMaterials.Add(instMat.symbol, instMat.target);
                        }
                    }

                    DAEGeometry          geo    = loader.LibGeometries.GetGeometry(loader, DAEUtils.GetUrl(instGeo.url).Id);
                    List <IDAEShapeNode> shapes = geo.GetShapeNodes(loader, instanceMaterials, _node.name);

                    foreach (IDAEShapeNode shape in shapes)
                    {
                        children.Add(shape);
                    }
                }
            }

            // load lights
            if (_node.instance_light != null && _node.instance_light.Length > 0)
            {
                foreach (var instLight in _node.instance_light)
                {
                    IDAESceneNode lightNode = loader.LibLights.GetLightNode(loader, DAEUtils.GetUrl(instLight.url).Id);
                    if (lightNode != null)
                    {
                        children.Add(lightNode);
                    }
                }
            }

            // load local children
            if (_node.node1 != null && _node.node1.Length > 0)
            {
                foreach (node child in _node.node1)
                {
                    DAENode       n         = new DAENode(child);
                    IDAESceneNode childNode = n.GetSceneNode(loader);
                    if (childNode != null)
                    {
                        children.Add(childNode);
                    }
                }
            }

            // load remote children
            if (_node.instance_node != null)
            {
                foreach (InstanceWithExtra child in _node.instance_node)
                {
                    IDAESceneNode childNode = null;
                    var           url       = DAEUtils.GetUrl(child.url);
                    if (string.IsNullOrEmpty(url.FilePath))
                    {
                        childNode = loader.LibNodes.GetSceneNode(loader, url.Id);
                    }
                    else
                    {
                        var extLoader = loader.GetLoaderForUrl(url);
                        childNode = extLoader.GetSceneGraph(); //TODO only load node with url.Id
                    }
                    if (childNode != null)
                    {
                        children.Add(childNode);
                    }
                }
            }

            // load transformation
            DAEMatrix4 finalTrans = DAEMatrix4.Identity;

            if (_node.Items != null)
            {
                for (int i = 0; i < _node.Items.Length; i++)
                {
                    object           trans     = _node.Items[i];
                    ItemsChoiceType2 transType = _node.ItemsElementName[i];

                    if (transType == ItemsChoiceType2.matrix)
                    {
                        matrix     m = trans as matrix;
                        DAEMatrix4 k = DAEMatrix4.Identity;
                        k.M11       = m.Values[0];
                        k.M12       = m.Values[1];
                        k.M13       = m.Values[2];
                        k.M14       = m.Values[3];
                        k.M21       = m.Values[4];
                        k.M22       = m.Values[5];
                        k.M23       = m.Values[6];
                        k.M24       = m.Values[7];
                        k.M31       = m.Values[8];
                        k.M32       = m.Values[9];
                        k.M33       = m.Values[10];
                        k.M34       = m.Values[11];
                        k.M41       = m.Values[12];
                        k.M42       = m.Values[13];
                        k.M43       = m.Values[14];
                        k.M44       = m.Values[15];
                        finalTrans *= k;
                    }
                    else if (transType == ItemsChoiceType2.rotate)
                    {
                        rotate r = trans as rotate;
                        finalTrans *= DAEMatrix4.Rotation(r.Values[0], r.Values[1], r.Values[2], (r.Values[3] * System.Math.PI / 180));
                    }
                    else if (transType == ItemsChoiceType2.lookat)
                    {
                        //lookat l = trans as lookat;
                        //finalTrans *= SharpDX.Matrix.LookAtLH(
                        //    new SharpDX.Vector3((float)l.Values[0], (float)l.Values[1], (float)l.Values[2]),
                        //    new SharpDX.Vector3((float)l.Values[3], (float)l.Values[4], (float)l.Values[5]),
                        //    new SharpDX.Vector3((float)l.Values[6], (float)l.Values[7], (float)l.Values[8]));

                        // not implemented
                    }
                    else if (transType == ItemsChoiceType2.scale)
                    {
                        TargetableFloat3 s = trans as TargetableFloat3;
                        finalTrans *= DAEMatrix4.Scaling(s.Values[0], s.Values[1], s.Values[2]);
                    }
                    else if (transType == ItemsChoiceType2.translate)
                    {
                        TargetableFloat3 t = trans as TargetableFloat3;
                        finalTrans *= DAEMatrix4.Translation(t.Values[0], t.Values[1], t.Values[2]);
                    }
                    else if (transType == ItemsChoiceType2.skew)
                    {
                        // not implemented
                    }
                }
            }

            return(loader.Context.CreateGroupNode(_node.name, finalTrans, children.ToArray()));
        }