Exemple #1
0
        public void Load(string name)
        {
            List <StaticObjectVertex> vertices = GetVertices();
            List <uint> indices = GetIndices();

            MIntArray        polygonIndexCounts = new MIntArray((uint)indices.Count / 3);
            MIntArray        polygonIndices     = new MIntArray((uint)indices.Count);
            MFloatPointArray meshVertices       = new MFloatPointArray((uint)vertices.Count);
            MFloatArray      arrayU             = new MFloatArray((uint)vertices.Count);
            MFloatArray      arrayV             = new MFloatArray((uint)vertices.Count);
            MFnMesh          mesh        = new MFnMesh();
            MDagPath         meshDagPath = new MDagPath();
            MDGModifier      modifier    = new MDGModifier();
            MFnSet           set         = new MFnSet();

            for (int i = 0; i < indices.Count / 3; i++)
            {
                polygonIndexCounts[i] = 3;
            }

            for (int i = 0; i < indices.Count; i++)
            {
                polygonIndices[i] = (int)indices[i];
            }

            for (int i = 0; i < vertices.Count; i++)
            {
                StaticObjectVertex vertex = vertices[i];

                meshVertices[i] = new MFloatPoint(vertex.Position.X, vertex.Position.Y, vertex.Position.Z);
                arrayU[i]       = vertex.UV.X;
                arrayV[i]       = 1 - vertex.UV.Y;
            }

            //Assign mesh data
            mesh.create(vertices.Count, indices.Count / 3, meshVertices, polygonIndexCounts, polygonIndices, arrayU, arrayV, MObject.kNullObj);
            mesh.getPath(meshDagPath);
            mesh.assignUVs(polygonIndexCounts, polygonIndices);

            //Set names
            mesh.setName(name);
            MFnTransform transformNode = new MFnTransform(mesh.parent(0));

            transformNode.setName("transform_" + name);

            //Get render partition
            MFnPartition renderPartition = MayaHelper.FindRenderPartition();

            //Create Materials
            uint startIndex = 0;

            for (int i = 0; i < this.Submeshes.Count; i++)
            {
                MFnDependencyNode   dependencyNode = new MFnDependencyNode();
                MFnLambertShader    lambertShader  = new MFnLambertShader();
                StaticObjectSubmesh submesh        = this.Submeshes[i];

                lambertShader.create(true);
                lambertShader.setName(submesh.Name);
                lambertShader.color = MaterialProvider.GetMayaColor(i);

                MObject shadingEngine = dependencyNode.create("shadingEngine", submesh.Name + "_SG");
                MObject materialInfo  = dependencyNode.create("materialInfo", submesh.Name + "_MaterialInfo");
                MPlug   partitionPlug = new MFnDependencyNode(shadingEngine).findPlug("partition");
                MPlug   setsPlug      = MayaHelper.FindFirstNotConnectedElement(renderPartition.findPlug("sets"));
                modifier.connect(partitionPlug, setsPlug);

                MPlug outColorPlug      = lambertShader.findPlug("outColor");
                MPlug surfaceShaderPlug = new MFnDependencyNode(shadingEngine).findPlug("surfaceShader");
                modifier.connect(outColorPlug, surfaceShaderPlug);

                MPlug messagePlug      = new MFnDependencyNode(shadingEngine).findPlug("message");
                MPlug shadingGroupPlug = new MFnDependencyNode(materialInfo).findPlug("shadingGroup");
                modifier.connect(messagePlug, shadingGroupPlug);

                modifier.doIt();

                MFnSingleIndexedComponent component = new MFnSingleIndexedComponent();
                MObject   faceComponent             = component.create(MFn.Type.kMeshPolygonComponent);
                MIntArray groupPolygonIndices       = new MIntArray();
                uint      endIndex = (startIndex + (uint)submesh.Indices.Count) / 3;
                for (uint j = startIndex / 3; j < endIndex; j++)
                {
                    groupPolygonIndices.append((int)j);
                }
                component.addElements(groupPolygonIndices);

                set.setObject(shadingEngine);
                set.addMember(meshDagPath, faceComponent);

                startIndex += (uint)submesh.Indices.Count;
            }

            mesh.updateSurface();
        }
        public void Load(string name, SKLFile skl = null)
        {
            MIntArray        polygonIndexCounts = new MIntArray((uint)this.Indices.Count / 3);
            MIntArray        polygonIndices     = new MIntArray((uint)this.Indices.Count);
            MFloatPointArray vertices           = new MFloatPointArray((uint)this.Vertices.Count);
            MFloatArray      arrayU             = new MFloatArray((uint)this.Vertices.Count);
            MFloatArray      arrayV             = new MFloatArray((uint)this.Vertices.Count);
            MVectorArray     normals            = new MVectorArray((uint)this.Vertices.Count);
            MIntArray        normalIndices      = new MIntArray((uint)this.Vertices.Count);
            MFnMesh          mesh        = new MFnMesh();
            MDagPath         meshDagPath = new MDagPath();
            MDGModifier      modifier    = new MDGModifier();
            MFnSet           set         = new MFnSet();

            for (int i = 0; i < this.Indices.Count / 3; i++)
            {
                polygonIndexCounts[i] = 3;
            }

            for (int i = 0; i < this.Indices.Count; i++)
            {
                polygonIndices[i] = this.Indices[i];
            }

            for (int i = 0; i < this.Vertices.Count; i++)
            {
                SKNVertex vertex = this.Vertices[i];

                vertices[i]      = new MFloatPoint(vertex.Position.X, vertex.Position.Y, vertex.Position.Z);
                arrayU[i]        = vertex.UV.X;
                arrayV[i]        = 1 - vertex.UV.Y;
                normals[i]       = new MVector(vertex.Normal.X, vertex.Normal.Y, vertex.Normal.Z);
                normalIndices[i] = i;
            }

            //Assign mesh data
            mesh.create(this.Vertices.Count, this.Indices.Count / 3, vertices, polygonIndexCounts, polygonIndices, arrayU, arrayV, MObject.kNullObj);
            mesh.setVertexNormals(normals, normalIndices);
            mesh.getPath(meshDagPath);
            mesh.assignUVs(polygonIndexCounts, polygonIndices);

            //Set names
            mesh.setName(name);
            MFnTransform transformNode = new MFnTransform(mesh.parent(0));

            transformNode.setName("transform_" + name);

            //Get render partition
            MGlobal.displayInfo("SKNFile:Load - Searching for Render Partition");
            MItDependencyNodes itDependencyNodes = new MItDependencyNodes(MFn.Type.kPartition);
            MFnPartition       renderPartition   = new MFnPartition();
            bool foundRenderPartition            = false;

            for (; !itDependencyNodes.isDone; itDependencyNodes.next())
            {
                renderPartition.setObject(itDependencyNodes.thisNode);
                MGlobal.displayInfo("SKNFile:Load - Iterating through partition: " + renderPartition.name + " IsRenderPartition: " + renderPartition.isRenderPartition);
                if (renderPartition.name == "renderPartition" && renderPartition.isRenderPartition)
                {
                    MGlobal.displayInfo("SKNFile:Load - Found render partition");
                    foundRenderPartition = true;
                    break;
                }
            }


            //Create Materials
            for (int i = 0; i < this.Submeshes.Count; i++)
            {
                MFnDependencyNode dependencyNode = new MFnDependencyNode();
                MFnLambertShader  lambertShader  = new MFnLambertShader();
                SKNSubmesh        submesh        = this.Submeshes[i];
                MObject           shader         = lambertShader.create(true);

                lambertShader.setName(submesh.Name);
                lambertShader.color = MaterialProvider.GetMayaColor(i);

                MObject shadingEngine = dependencyNode.create("shadingEngine", submesh.Name + "_SG");
                MObject materialInfo  = dependencyNode.create("materialInfo", submesh.Name + "_MaterialInfo");
                if (foundRenderPartition)
                {
                    MPlug partitionPlug = new MFnDependencyNode(shadingEngine).findPlug("partition");
                    MPlug setsPlug      = MayaHelper.FindFirstNotConnectedElement(renderPartition.findPlug("sets"));
                    modifier.connect(partitionPlug, setsPlug);
                }
                else
                {
                    MGlobal.displayInfo("SKNFile:Load - Couldn't find Render Partition for mesh: " + name + "." + submesh.Name);
                }

                MPlug outColorPlug      = lambertShader.findPlug("outColor");
                MPlug surfaceShaderPlug = new MFnDependencyNode(shadingEngine).findPlug("surfaceShader");
                modifier.connect(outColorPlug, surfaceShaderPlug);

                MPlug messagePlug      = new MFnDependencyNode(shadingEngine).findPlug("message");
                MPlug shadingGroupPlug = new MFnDependencyNode(materialInfo).findPlug("shadingGroup");
                modifier.connect(messagePlug, shadingGroupPlug);

                modifier.doIt();

                MFnSingleIndexedComponent component = new MFnSingleIndexedComponent();
                MObject   faceComponent             = component.create(MFn.Type.kMeshPolygonComponent);
                MIntArray groupPolygonIndices       = new MIntArray();
                uint      endIndex = (submesh.StartIndex + submesh.IndexCount) / 3;
                for (uint j = submesh.StartIndex / 3; j < endIndex; j++)
                {
                    groupPolygonIndices.append((int)j);
                }
                component.addElements(groupPolygonIndices);

                set.setObject(shadingEngine);
                set.addMember(meshDagPath, faceComponent);
            }

            if (skl == null)
            {
                mesh.updateSurface();
            }
            else
            {
                MFnSkinCluster skinCluster             = new MFnSkinCluster();
                MSelectionList jointPathsSelectionList = new MSelectionList();

                jointPathsSelectionList.add(meshDagPath);
                for (int i = 0; i < skl.Influences.Count; i++)
                {
                    short    jointIndex = skl.Influences[i];
                    SKLJoint joint      = skl.Joints[jointIndex];
                    jointPathsSelectionList.add(skl.JointDagPaths[jointIndex]);

                    MGlobal.displayInfo(string.Format("SKNFile:Load:Bind - Added joint [{0}] {1} to binding selection", joint.ID, joint.Name));
                }

                MGlobal.selectCommand(jointPathsSelectionList);
                MGlobal.executeCommand("skinCluster -mi 4 -tsb -n skinCluster_" + name);

                MPlug      inMeshPlug        = mesh.findPlug("inMesh");
                MPlugArray inMeshConnections = new MPlugArray();
                inMeshPlug.connectedTo(inMeshConnections, true, false);

                if (inMeshConnections.length == 0)
                {
                    MGlobal.displayError("SKNFile:Load:Bind - Failed to find the created Skin Cluster");
                    throw new Exception("SKNFile:Load:Bind - Failed to find the created Skin Cluster");
                }

                MPlug         outputGeometryPlug = inMeshConnections[0];
                MDagPathArray influencesDagPaths = new MDagPathArray();

                skinCluster.setObject(outputGeometryPlug.node);
                skinCluster.influenceObjects(influencesDagPaths);

                MIntArray influenceIndices = new MIntArray((uint)skl.Influences.Count);
                for (int i = 0; i < skl.Influences.Count; i++)
                {
                    MDagPath influencePath = skl.JointDagPaths[skl.Influences[i]];

                    for (int j = 0; j < skl.Influences.Count; j++)
                    {
                        if (influencesDagPaths[j].partialPathName == influencePath.partialPathName)
                        {
                            influenceIndices[i] = j;
                            MGlobal.displayInfo("SKNReader:Load:Bind - Added Influence Joint: " + i + " -> " + j);
                            break;
                        }
                    }
                }

                MFnSingleIndexedComponent singleIndexedComponent = new MFnSingleIndexedComponent();
                MObject   vertexComponent    = singleIndexedComponent.create(MFn.Type.kMeshVertComponent);
                MIntArray groupVertexIndices = new MIntArray((uint)this.Vertices.Count);

                for (int i = 0; i < this.Vertices.Count; i++)
                {
                    groupVertexIndices[i] = i;
                }
                singleIndexedComponent.addElements(groupVertexIndices);

                MGlobal.executeCommand(string.Format("setAttr {0}.normalizeWeights 0", skinCluster.name));

                MDoubleArray weights = new MDoubleArray((uint)(this.Vertices.Count * skl.Influences.Count));
                for (int i = 0; i < this.Vertices.Count; i++)
                {
                    SKNVertex vertex = this.Vertices[i];

                    for (int j = 0; j < 4; j++)
                    {
                        double weight    = vertex.Weights[j];
                        int    influence = vertex.BoneIndices[j];

                        if (weight != 0)
                        {
                            weights[(i * skl.Influences.Count) + influence] = weight;
                        }
                    }
                }

                skinCluster.setWeights(meshDagPath, vertexComponent, influenceIndices, weights, false);
                MGlobal.executeCommand(string.Format("setAttr {0}.normalizeWeights 1", skinCluster.name));
                MGlobal.executeCommand(string.Format("skinPercent -normalize true {0} {1}", skinCluster.name, mesh.name));
                mesh.updateSurface();
            }
        }