//====================================================================== // // Do the metadata creation. The metadata will be randomly initialized // based on the channel type and the structure specified. For recognized // components the number of metadata elements will correspond to the count // of components in the selected mesh, otherwise a random number of metadata // elements between 1 and 100 will be created (at consecutive indices). // // The previously existing metadata is preserved for later undo. // override public void doIt(MArgList args) { MArgDatabase argsDb = new MArgDatabase(syntax, args); checkArgs(ref argsDb); clearResult(); MColorArray myColorArray = new MColorArray(); MFnDependencyNode node = new MFnDependencyNode(fObj); // Get the current metadata (empty if none yet) Associations newMetadata = new Associations(node.metadata); Channel newChannel = newMetadata.channel("vertex"); // Check to see if the requested stream name already exists Stream oldStream = newChannel.dataStream(fStreamName); if (oldStream != null) { string fmt = MStringResource.getString(MetaDataRegisterMStringResources.kCreateMetadataHasStream); string msg = String.Format(fmt, fStreamName); MGlobal.displayError(msg); return; } StreamForType <MyStructureClass> newStream = new StreamForType <MyStructureClass>(fStreamName); int indexCount = fMesh.numVertices; Random rndIndexCount = new Random(); // Fill specified stream ranges with random data int m; Random rnd = new Random(); for (m = 0; m < indexCount; ++m) { // Walk each structure member and fill with random data // tailored to the member data type. MyStructureClass myClass = new MyStructureClass(); // int myClass.a = rnd.Next(Int32.MinValue, Int32.MaxValue); // float myClass.b = (float)rnd.NextDouble(); // string string[] randomStrings = new string[] { "banana", "tomatoe", "apple", "pineapple", "apricot", "pepper", "olive", "grapefruit" }; int index = rnd.Next(randomStrings.Length); myClass.c = randomStrings[index]; // bool int randomInt = rnd.Next(0, 2); myClass.d = randomInt == 1 ? true : false; myClass.e = rnd.Next(Int32.MinValue, Int32.MaxValue); myClass.f = rnd.Next(Int32.MinValue, Int32.MaxValue); myClass.xyz[0] = (float)rnd.NextDouble(); myClass.xyz[1] = (float)rnd.NextDouble(); myClass.xyz[2] = (float)rnd.NextDouble(); newStream[m] = myClass; } newChannel.setDataStream(newStream); newMetadata.setChannel(newChannel); // Note: the following will not work if "obj" is a shape constructed by a source object // You need to delete the history of the shape before calling this... fDGModifier.setMetadata(fObj, newMetadata); fDGModifier.doIt(); Associations meshMetadata = fMesh.metadata; // This code is for debugging only { Channel chn = meshMetadata["vertex"]; Console.WriteLine("Channel : type = {0}, nbStreams = {1}", chn.nameProperty, chn.dataStreamCount); Stream chnStream = chn[fStreamName]; Structure strct = chnStream.structure; var strm = new StreamForType <MyStructureClass>(chnStream); Console.WriteLine("Stream : name = {0}, nbElements = {1}", chnStream.name, chnStream.Count); var tomatoes = strm.Where((KeyValuePair <Index, MyStructureClass> keyvalue) => keyvalue.Value.c == "tomatoe"); foreach (var keyvalue in tomatoes) // foreach (MyStructureClass myClass in strm.Values ) { Console.WriteLine("Vertex #{0}, a = {1}", keyvalue.Key.asString, keyvalue.Value.a.ToString()); Console.WriteLine("Vertex #{0}, b = {1}", keyvalue.Key.asString, keyvalue.Value.b.ToString()); Console.WriteLine("Vertex #{0}, c = {1}", keyvalue.Key.asString, keyvalue.Value.c.ToString()); Console.WriteLine("Vertex #{0}, d = {1}", keyvalue.Key.asString, keyvalue.Value.d.ToString()); Console.WriteLine("Vertex #{0}, e = {1}", keyvalue.Key.asString, keyvalue.Value.e.ToString()); Console.WriteLine("Vertex #{0}, f = {1}", keyvalue.Key.asString, keyvalue.Value.f.ToString()); Console.WriteLine("Vertex #{0}, xyz = {1},{2},{3}", keyvalue.Key.asString, keyvalue.Value.xyz[0].ToString(), keyvalue.Value.xyz[1].ToString(), keyvalue.Value.xyz[2].ToString()); Console.WriteLine("Vertex #{0}, abc = {1},{2}", keyvalue.Key.asString, keyvalue.Value.abc[0], keyvalue.Value.abc[1]); } } }
//====================================================================== // // Do the metadata creation. The metadata will be randomly initialized // based on the channel type and the structure specified. For recognized // components the number of metadata elements will correspond to the count // of components in the selected mesh, otherwise a random number of metadata // elements between 1 and 100 will be created (at consecutive indices). // // The previously existing metadata is preserved for later undo. // override public void doIt(MArgList args) { MArgDatabase argsDb = new MArgDatabase(syntax, args); checkArgs(ref argsDb); clearResult(); MColorArray myColorArray = new MColorArray(); MFnDependencyNode node = new MFnDependencyNode(fObj); // Get the current metadata (empty if none yet) Associations newMetadata = new Associations(node.metadata); Channel newChannel = newMetadata.channel( "vertex" ); // Check to see if the requested stream name already exists Stream oldStream = newChannel.dataStream(fStreamName); if (oldStream != null) { string fmt = MStringResource.getString(MetaDataRegisterMStringResources.kCreateMetadataHasStream); string msg = String.Format(fmt, fStreamName); MGlobal.displayError( msg ); return; } StreamForType<MyStructureClass> newStream = new StreamForType<MyStructureClass>(fStreamName); int indexCount = fMesh.numVertices; Random rndIndexCount = new Random(); // Fill specified stream ranges with random data int m; Random rnd = new Random(); for (m = 0; m < indexCount; ++m) { // Walk each structure member and fill with random data // tailored to the member data type. MyStructureClass myClass = new MyStructureClass(); // int myClass.a = rnd.Next(Int32.MinValue, Int32.MaxValue); // float myClass.b = (float)rnd.NextDouble(); // string string[] randomStrings = new string[] { "banana", "tomatoe", "apple", "pineapple", "apricot", "pepper", "olive", "grapefruit" }; int index = rnd.Next( randomStrings.Length ); myClass.c = randomStrings[index]; // bool int randomInt = rnd.Next(0, 2); myClass.d = randomInt == 1 ? true : false; myClass.e = rnd.Next(Int32.MinValue, Int32.MaxValue); myClass.f = rnd.Next(Int32.MinValue, Int32.MaxValue); myClass.xyz[0] = (float)rnd.NextDouble(); myClass.xyz[1] = (float)rnd.NextDouble(); myClass.xyz[2] = (float)rnd.NextDouble(); newStream[m] = myClass; } newChannel.setDataStream(newStream); newMetadata.setChannel(newChannel); // Note: the following will not work if "obj" is a shape constructed by a source object // You need to delete the history of the shape before calling this... fDGModifier.setMetadata(fObj, newMetadata); fDGModifier.doIt(); Associations meshMetadata = fMesh.metadata; // This code is for debugging only { Channel chn = meshMetadata["vertex"]; Console.WriteLine("Channel : type = {0}, nbStreams = {1}", chn.nameProperty, chn.dataStreamCount); Stream chnStream = chn[fStreamName]; Structure strct = chnStream.structure; var strm = new StreamForType<MyStructureClass>(chnStream); Console.WriteLine("Stream : name = {0}, nbElements = {1}", chnStream.name, chnStream.Count ); var tomatoes = strm.Where( ( KeyValuePair<Index,MyStructureClass> keyvalue ) => keyvalue.Value.c == "tomatoe"); foreach (var keyvalue in tomatoes) // foreach (MyStructureClass myClass in strm.Values ) { Console.WriteLine("Vertex #{0}, a = {1}", keyvalue.Key.asString, keyvalue.Value.a.ToString()); Console.WriteLine("Vertex #{0}, b = {1}", keyvalue.Key.asString, keyvalue.Value.b.ToString()); Console.WriteLine("Vertex #{0}, c = {1}", keyvalue.Key.asString, keyvalue.Value.c.ToString()); Console.WriteLine("Vertex #{0}, d = {1}", keyvalue.Key.asString, keyvalue.Value.d.ToString()); Console.WriteLine("Vertex #{0}, e = {1}", keyvalue.Key.asString, keyvalue.Value.e.ToString()); Console.WriteLine("Vertex #{0}, f = {1}", keyvalue.Key.asString, keyvalue.Value.f.ToString()); Console.WriteLine("Vertex #{0}, xyz = {1},{2},{3}", keyvalue.Key.asString, keyvalue.Value.xyz[0].ToString(), keyvalue.Value.xyz[1].ToString(), keyvalue.Value.xyz[2].ToString()); Console.WriteLine("Vertex #{0}, abc = {1},{2}", keyvalue.Key.asString, keyvalue.Value.abc[0], keyvalue.Value.abc[1] ); } } }