private void create_truncated_icosahedron( )
{
num_verts = 60;
int idx;
for (idx = 0; idx < num_verts; idx++)
{
FILL(trunc_icosa_vtxArray[idx, 0],
trunc_icosa_vtxArray[idx, 1],
trunc_icosa_vtxArray[idx, 2]);
}
num_faces = 32;
for (idx = 0; idx < num_faces; idx++)
{
faceCounts.append(trunc_icosa_faceCountArray[idx]);
}
for (idx = 0; idx < 180; idx++)
{
faceConnects.append(trunc_icosa_faceConnectArray[idx]);
}
}
//======================================================================
//
// 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();
uint numNodes = fNodes.length;
int i;
for (i = 0; i < numNodes; ++i)
{
// fNodes[i] is the transform not the shape itself
MFnDagNode dagNode = new MFnDagNode(fNodes[i]);
MObject obj = dagNode.child(0);
// obj is the shape, which is where we can add the meta data
MFnDependencyNode node = new MFnDependencyNode(obj);
// Get the current metadata (empty if none yet)
Associations newMetadata = new Associations(node.metadata);
Channel newChannel = newMetadata.channel(fChannelType);
// 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 );
continue;
}
Stream newStream = new Stream(fStructure, fStreamName);
string strmName = newStream.name;
int indexCount = 0;
MFnMesh mesh = null;
Random rndIndexCount = new Random();
// Treat the channel type initializations different for meshes
if (obj.hasFn(MFn.Type.kMesh))
{
mesh = new MFnMesh(obj);
// Get mesh-specific channel type parameters
if (fChannelType == "face")
{
indexCount = mesh.numPolygons;
}
else if (fChannelType == "edge")
{
indexCount = mesh.numEdges;
}
else if (fChannelType == "vertex")
{
indexCount = mesh.numVertices;
}
else if (fChannelType == "vertexFace")
{
indexCount = mesh.numFaceVertices;
}
else
{
// Set a random number between 1 to 100
indexCount = rndIndexCount.Next(1, 100);
}
}
else
{
// Create generic channel type information
indexCount = rndIndexCount.Next(1, 100);
}
// Fill specified stream ranges with random data
int structureMemberCount = fStructure.memberCount;
uint m,n,d;
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.
Handle handle = new Handle(fStructure);
for (n = 0; n < structureMemberCount; ++n)
{
handle.setPositionByMemberIndex(n);
switch (handle.dataType)
{
case Member.eDataType.kBoolean:
{
bool[] data = new bool[handle.dataLength];
for (d = 0; d < handle.dataLength; ++d)
{
int randomInt = rnd.Next(0, 2);
bool randomBool = randomInt == 1 ? true : false;
data[d] = randomBool;
}
handle.asBooleanArray = data;
break;
}
case Member.eDataType.kDouble:
{
double[] data = new double[handle.dataLength];
for (d = 0; d < handle.dataLength; ++d)
{
// Set a random number between -2000000000.0.0 and 2000000000.0.0
data[d] = rnd.NextDouble()*4000000000.0 - 2000000000.0 ;
}
handle.asDoubleArray = data;
break;
}
case Member.eDataType.kDoubleMatrix4x4:
{
double[] data = new double[handle.dataLength * 16];
for (d = 0; d < handle.dataLength; ++d)
{
data[d*16+0] = rnd.NextDouble()*4000000000.0 - 2000000000.0 ;
data[d*16+1] = rnd.NextDouble()*4000000000.0 - 2000000000.0 ;
data[d*16+2] = rnd.NextDouble()*4000000000.0 - 2000000000.0 ;
data[d*16+3] = rnd.NextDouble()*4000000000.0 - 2000000000.0 ;
data[d*16+4] = rnd.NextDouble()*4000000000.0 - 2000000000.0 ;
data[d*16+5] = rnd.NextDouble()*4000000000.0 - 2000000000.0 ;
data[d*16+6] = rnd.NextDouble()*4000000000.0 - 2000000000.0 ;
data[d*16+7] = rnd.NextDouble()*4000000000.0 - 2000000000.0 ;
data[d*16+8] = rnd.NextDouble()*4000000000.0 - 2000000000.0 ;
data[d*16+9] = rnd.NextDouble()*4000000000.0 - 2000000000.0 ;
data[d*16+10] = rnd.NextDouble()*4000000000.0 - 2000000000.0 ;
data[d*16+11] = rnd.NextDouble()*4000000000.0 - 2000000000.0 ;
data[d*16+12] = rnd.NextDouble()*4000000000.0 - 2000000000.0 ;
data[d*16+13] = rnd.NextDouble()*4000000000.0 - 2000000000.0 ;
data[d*16+14] = rnd.NextDouble()*4000000000.0 - 2000000000.0 ;
data[d*16+15] = rnd.NextDouble()*4000000000.0 - 2000000000.0 ;
}
handle.asDoubleMatrix4x4 = data;
break;
}
case Member.eDataType.kFloat:
{
float[] data = new float[handle.dataLength];
for (d = 0; d < handle.dataLength; ++d)
{
// Set a random number between -2000000.0 and 2000000.0
data[d] = (float)rnd.NextDouble()*4000000.0f - 2000000.0f ;
}
handle.asFloatArray = data;
break;
}
case Member.eDataType.kFloatMatrix4x4:
{
float[] data = new float[handle.dataLength * 16];
for (d = 0; d < handle.dataLength; ++d)
{
// Set a random number between -2000000.0 and 2000000.0
data[d*16+0] = (float)rnd.NextDouble()*4000000.0f - 2000000.0f ;
data[d*16+1] = (float)rnd.NextDouble()*4000000.0f - 2000000.0f ;
data[d*16+2] = (float)rnd.NextDouble()*4000000.0f - 2000000.0f ;
data[d*16+3] = (float)rnd.NextDouble()*4000000.0f - 2000000.0f ;
data[d*16+4] = (float)rnd.NextDouble()*4000000.0f - 2000000.0f ;
data[d*16+5] = (float)rnd.NextDouble()*4000000.0f - 2000000.0f ;
data[d*16+6] = (float)rnd.NextDouble()*4000000.0f - 2000000.0f ;
data[d*16+7] = (float)rnd.NextDouble()*4000000.0f - 2000000.0f ;
data[d*16+8] = (float)rnd.NextDouble()*4000000.0f - 2000000.0f ;
data[d*16+9] = (float)rnd.NextDouble()*4000000.0f - 2000000.0f ;
data[d*16+10] = (float)rnd.NextDouble()*4000000.0f - 2000000.0f ;
data[d*16+11] = (float)rnd.NextDouble()*4000000.0f - 2000000.0f ;
data[d*16+12] = (float)rnd.NextDouble()*4000000.0f - 2000000.0f ;
data[d*16+13] = (float)rnd.NextDouble()*4000000.0f - 2000000.0f ;
data[d*16+14] = (float)rnd.NextDouble()*4000000.0f - 2000000.0f ;
data[d*16+15] = (float)rnd.NextDouble()*4000000.0f - 2000000.0f ;
}
handle.asFloatMatrix4x4 = data;
break;
}
case Member.eDataType.kInt8:
{
sbyte[] data = new sbyte[handle.dataLength];
for (d = 0; d < handle.dataLength; ++d)
{
data[d] = (sbyte)rnd.Next(SByte.MinValue, SByte.MaxValue+1);
}
handle.asInt8Array = data;
break;
}
case Member.eDataType.kInt16:
{
short[] data = new short[handle.dataLength];
for (d = 0; d < handle.dataLength; ++d)
{
data[d] = (short)rnd.Next(Int16.MinValue, Int16.MaxValue+1);
}
handle.asInt16Array = data;
break;
}
case Member.eDataType.kInt32:
{
int[] data = new int[handle.dataLength];
for (d = 0; d < handle.dataLength; ++d)
{
// rnd.Next returns a number between [arg1,arg2[
// but unfortunately I can't pass Int32.MaxValue+1 here....
data[d] = rnd.Next(Int32.MinValue, Int32.MaxValue);
}
handle.asInt32Array = data;
break;
}
case Member.eDataType.kInt64:
{
long[] data = new long[handle.dataLength];
for (d = 0; d < handle.dataLength; ++d)
{
// rnd.Next() gives a number between [0,Int32
data[d] = (long)rnd.Next(Int32.MinValue, Int32.MaxValue);
if( data[d] >= 0 )
data[d] *= Int64.MaxValue / Int32.MaxValue;
else
data[d] *= Int64.MinValue / Int32.MinValue;
}
handle.asInt64Array = data;
break;
}
case Member.eDataType.kUInt8:
{
byte[] data = new byte[handle.dataLength];
for (d = 0; d < handle.dataLength; ++d)
{
data[d] = (byte)rnd.Next(0, Byte.MaxValue + 1);
}
handle.asUInt8Array = data;
break;
}
case Member.eDataType.kUInt16:
{
ushort[] data = new ushort[handle.dataLength];
for (d = 0; d < handle.dataLength; ++d)
{
data[d] = (ushort)rnd.Next(0, UInt16.MaxValue + 1);
}
handle.asUInt16Array = data;
break;
}
case Member.eDataType.kUInt32:
{
uint[] data = new uint[handle.dataLength];
for (d = 0; d < handle.dataLength; ++d)
{
data[d] = (uint)rnd.Next();
}
handle.asUInt32Array = data;
break;
}
case Member.eDataType.kUInt64:
{
ulong[] data = new ulong[handle.dataLength];
for (d = 0; d < handle.dataLength; ++d)
{
data[d] = ((ulong)rnd.Next()) * UInt64.MaxValue / UInt32.MaxValue;
}
handle.asUInt64Array = data;
break;
}
case Member.eDataType.kString:
{
string[] randomStrings = new string[] { "banana", "tomatoe", "apple", "pineapple", "apricot", "pepper", "olive", "grapefruit" };
string[] data = new string[handle.dataLength];
for (d = 0; d < handle.dataLength; ++d)
{
int index = rnd.Next( randomStrings.Length );
data[d] = randomStrings[index];
}
handle.asStringArray = data;
break;
}
default:
{
Debug.Assert(false, "This should never happen");
break;
}
}
}
newStream.setElement(new Index(m), handle);
}
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(obj, newMetadata);
fDGModifier.doIt();
// Set the result to the number of actual metadata values set as a
// triple value:
// (# nodes, # metadata elements, # members per element)
//
MIntArray theResult = new MIntArray();
theResult.append( (int) fNodes.length );
theResult.append( (int) indexCount );
theResult.append( (int) structureMemberCount );
setResult( theResult );
}
}
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();
}
//======================================================================
//
// 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();
uint numNodes = fNodes.length;
int i;
for (i = 0; i < numNodes; ++i)
{
// fNodes[i] is the transform not the shape itself
MFnDagNode dagNode = new MFnDagNode(fNodes[i]);
MObject obj = dagNode.child(0);
// obj is the shape, which is where we can add the meta data
MFnDependencyNode node = new MFnDependencyNode(obj);
// Get the current metadata (empty if none yet)
Associations newMetadata = new Associations(node.metadata);
Channel newChannel = newMetadata.channel(fChannelType);
// 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);
continue;
}
Stream newStream = new Stream(fStructure, fStreamName);
string strmName = newStream.name;
int indexCount = 0;
MFnMesh mesh = null;
Random rndIndexCount = new Random();
// Treat the channel type initializations different for meshes
if (obj.hasFn(MFn.Type.kMesh))
{
mesh = new MFnMesh(obj);
// Get mesh-specific channel type parameters
if (fChannelType == "face")
{
indexCount = mesh.numPolygons;
}
else if (fChannelType == "edge")
{
indexCount = mesh.numEdges;
}
else if (fChannelType == "vertex")
{
indexCount = mesh.numVertices;
}
else if (fChannelType == "vertexFace")
{
indexCount = mesh.numFaceVertices;
}
else
{
// Set a random number between 1 to 100
indexCount = rndIndexCount.Next(1, 100);
}
}
else
{
// Create generic channel type information
indexCount = rndIndexCount.Next(1, 100);
}
// Fill specified stream ranges with random data
int structureMemberCount = fStructure.memberCount;
uint m, n, d;
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.
Handle handle = new Handle(fStructure);
for (n = 0; n < structureMemberCount; ++n)
{
handle.setPositionByMemberIndex(n);
switch (handle.dataType)
{
case Member.eDataType.kBoolean:
{
bool[] data = new bool[handle.dataLength];
for (d = 0; d < handle.dataLength; ++d)
{
int randomInt = rnd.Next(0, 2);
bool randomBool = randomInt == 1 ? true : false;
data[d] = randomBool;
}
handle.asBooleanArray = data;
break;
}
case Member.eDataType.kDouble:
{
double[] data = new double[handle.dataLength];
for (d = 0; d < handle.dataLength; ++d)
{
// Set a random number between -2000000000.0.0 and 2000000000.0.0
data[d] = rnd.NextDouble() * 4000000000.0 - 2000000000.0;
}
handle.asDoubleArray = data;
break;
}
case Member.eDataType.kDoubleMatrix4x4:
{
double[] data = new double[handle.dataLength * 16];
for (d = 0; d < handle.dataLength; ++d)
{
data[d * 16 + 0] = rnd.NextDouble() * 4000000000.0 - 2000000000.0;
data[d * 16 + 1] = rnd.NextDouble() * 4000000000.0 - 2000000000.0;
data[d * 16 + 2] = rnd.NextDouble() * 4000000000.0 - 2000000000.0;
data[d * 16 + 3] = rnd.NextDouble() * 4000000000.0 - 2000000000.0;
data[d * 16 + 4] = rnd.NextDouble() * 4000000000.0 - 2000000000.0;
data[d * 16 + 5] = rnd.NextDouble() * 4000000000.0 - 2000000000.0;
data[d * 16 + 6] = rnd.NextDouble() * 4000000000.0 - 2000000000.0;
data[d * 16 + 7] = rnd.NextDouble() * 4000000000.0 - 2000000000.0;
data[d * 16 + 8] = rnd.NextDouble() * 4000000000.0 - 2000000000.0;
data[d * 16 + 9] = rnd.NextDouble() * 4000000000.0 - 2000000000.0;
data[d * 16 + 10] = rnd.NextDouble() * 4000000000.0 - 2000000000.0;
data[d * 16 + 11] = rnd.NextDouble() * 4000000000.0 - 2000000000.0;
data[d * 16 + 12] = rnd.NextDouble() * 4000000000.0 - 2000000000.0;
data[d * 16 + 13] = rnd.NextDouble() * 4000000000.0 - 2000000000.0;
data[d * 16 + 14] = rnd.NextDouble() * 4000000000.0 - 2000000000.0;
data[d * 16 + 15] = rnd.NextDouble() * 4000000000.0 - 2000000000.0;
}
handle.asDoubleMatrix4x4 = data;
break;
}
case Member.eDataType.kFloat:
{
float[] data = new float[handle.dataLength];
for (d = 0; d < handle.dataLength; ++d)
{
// Set a random number between -2000000.0 and 2000000.0
data[d] = (float)rnd.NextDouble() * 4000000.0f - 2000000.0f;
}
handle.asFloatArray = data;
break;
}
case Member.eDataType.kFloatMatrix4x4:
{
float[] data = new float[handle.dataLength * 16];
for (d = 0; d < handle.dataLength; ++d)
{
// Set a random number between -2000000.0 and 2000000.0
data[d * 16 + 0] = (float)rnd.NextDouble() * 4000000.0f - 2000000.0f;
data[d * 16 + 1] = (float)rnd.NextDouble() * 4000000.0f - 2000000.0f;
data[d * 16 + 2] = (float)rnd.NextDouble() * 4000000.0f - 2000000.0f;
data[d * 16 + 3] = (float)rnd.NextDouble() * 4000000.0f - 2000000.0f;
data[d * 16 + 4] = (float)rnd.NextDouble() * 4000000.0f - 2000000.0f;
data[d * 16 + 5] = (float)rnd.NextDouble() * 4000000.0f - 2000000.0f;
data[d * 16 + 6] = (float)rnd.NextDouble() * 4000000.0f - 2000000.0f;
data[d * 16 + 7] = (float)rnd.NextDouble() * 4000000.0f - 2000000.0f;
data[d * 16 + 8] = (float)rnd.NextDouble() * 4000000.0f - 2000000.0f;
data[d * 16 + 9] = (float)rnd.NextDouble() * 4000000.0f - 2000000.0f;
data[d * 16 + 10] = (float)rnd.NextDouble() * 4000000.0f - 2000000.0f;
data[d * 16 + 11] = (float)rnd.NextDouble() * 4000000.0f - 2000000.0f;
data[d * 16 + 12] = (float)rnd.NextDouble() * 4000000.0f - 2000000.0f;
data[d * 16 + 13] = (float)rnd.NextDouble() * 4000000.0f - 2000000.0f;
data[d * 16 + 14] = (float)rnd.NextDouble() * 4000000.0f - 2000000.0f;
data[d * 16 + 15] = (float)rnd.NextDouble() * 4000000.0f - 2000000.0f;
}
handle.asFloatMatrix4x4 = data;
break;
}
case Member.eDataType.kInt8:
{
sbyte[] data = new sbyte[handle.dataLength];
for (d = 0; d < handle.dataLength; ++d)
{
data[d] = (sbyte)rnd.Next(SByte.MinValue, SByte.MaxValue + 1);
}
handle.asInt8Array = data;
break;
}
case Member.eDataType.kInt16:
{
short[] data = new short[handle.dataLength];
for (d = 0; d < handle.dataLength; ++d)
{
data[d] = (short)rnd.Next(Int16.MinValue, Int16.MaxValue + 1);
}
handle.asInt16Array = data;
break;
}
case Member.eDataType.kInt32:
{
int[] data = new int[handle.dataLength];
for (d = 0; d < handle.dataLength; ++d)
{
// rnd.Next returns a number between [arg1,arg2[
// but unfortunately I can't pass Int32.MaxValue+1 here....
data[d] = rnd.Next(Int32.MinValue, Int32.MaxValue);
}
handle.asInt32Array = data;
break;
}
case Member.eDataType.kInt64:
{
long[] data = new long[handle.dataLength];
for (d = 0; d < handle.dataLength; ++d)
{
// rnd.Next() gives a number between [0,Int32
data[d] = (long)rnd.Next(Int32.MinValue, Int32.MaxValue);
if (data[d] >= 0)
{
data[d] *= Int64.MaxValue / Int32.MaxValue;
}
else
{
data[d] *= Int64.MinValue / Int32.MinValue;
}
}
handle.asInt64Array = data;
break;
}
case Member.eDataType.kUInt8:
{
byte[] data = new byte[handle.dataLength];
for (d = 0; d < handle.dataLength; ++d)
{
data[d] = (byte)rnd.Next(0, Byte.MaxValue + 1);
}
handle.asUInt8Array = data;
break;
}
case Member.eDataType.kUInt16:
{
ushort[] data = new ushort[handle.dataLength];
for (d = 0; d < handle.dataLength; ++d)
{
data[d] = (ushort)rnd.Next(0, UInt16.MaxValue + 1);
}
handle.asUInt16Array = data;
break;
}
case Member.eDataType.kUInt32:
{
uint[] data = new uint[handle.dataLength];
for (d = 0; d < handle.dataLength; ++d)
{
data[d] = (uint)rnd.Next();
}
handle.asUInt32Array = data;
break;
}
case Member.eDataType.kUInt64:
{
ulong[] data = new ulong[handle.dataLength];
for (d = 0; d < handle.dataLength; ++d)
{
data[d] = ((ulong)rnd.Next()) * UInt64.MaxValue / UInt32.MaxValue;
}
handle.asUInt64Array = data;
break;
}
case Member.eDataType.kString:
{
string[] randomStrings = new string[] { "banana", "tomatoe", "apple", "pineapple", "apricot", "pepper", "olive", "grapefruit" };
string[] data = new string[handle.dataLength];
for (d = 0; d < handle.dataLength; ++d)
{
int index = rnd.Next(randomStrings.Length);
data[d] = randomStrings[index];
}
handle.asStringArray = data;
break;
}
default:
{
Debug.Assert(false, "This should never happen");
break;
}
}
}
newStream.setElement(new Index(m), handle);
}
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(obj, newMetadata);
fDGModifier.doIt();
// Set the result to the number of actual metadata values set as a
// triple value:
// (# nodes, # metadata elements, # members per element)
//
MIntArray theResult = new MIntArray();
theResult.append((int)fNodes.length);
theResult.append((int)indexCount);
theResult.append((int)structureMemberCount);
setResult(theResult);
}
}
//
// Description
//
// Create circles of vertices starting with
// the top pole ending with the bottom pole
//
public void buildSphere(double rad,
int div,
MPointArray vertices,
MIntArray counts,
MIntArray connects,
MVectorArray normals,
apiMeshGeomUV uvs)
{
double u = -Math.PI / 2.0;
double v = -Math.PI;
double u_delta = Math.PI / ((double)div);
double v_delta = 2 * Math.PI / ((double)div);
MPoint topPole = new MPoint( 0.0, rad, 0.0 );
MPoint botPole = new MPoint( 0.0, -rad, 0.0 );
// Build the vertex and normal table
//
vertices.append( botPole );
normals.append( botPole.minus(MPoint.origin) );
int i;
for ( i=0; i<(div-1); i++ )
{
u += u_delta;
v = -Math.PI;
for ( int j=0; j<div; j++ )
{
double x = rad * Math.Cos(u) * Math.Cos(v);
double y = rad * Math.Sin(u);
double z = rad * Math.Cos(u) * Math.Sin(v) ;
MPoint pnt = new MPoint( x, y, z );
vertices.append( pnt );
normals.append( pnt.minus(MPoint.origin) );
v += v_delta;
}
}
vertices.append( topPole );
normals.append( topPole.minus(MPoint.origin) );
// Create the connectivity lists
//
int vid = 1;
int numV = 0;
for ( i=0; i<div; i++ )
{
for ( int j=0; j<div; j++ )
{
if ( i==0 )
{
counts.append( 3 );
connects.append( 0 );
connects.append( j+vid );
connects.append( (j==(div-1)) ? vid : j+vid+1 );
}
else if ( i==(div-1) )
{
counts.append( 3 );
connects.append( j+vid+1-div );
connects.append( vid+1 );
connects.append( j==(div-1) ? vid+1-div : j+vid+2-div );
}
else
{
counts.append( 4 );
connects.append( j + vid+1-div );
connects.append( j + vid+1 );
connects.append( j == (div-1) ? vid+1 : j+vid+2 );
connects.append( j == (div-1) ? vid+1-div : j+vid+2-div );
}
numV++;
}
vid = numV;
}
// TODO: Define UVs for sphere ...
//
}
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();
}
}
//
// Description
//
// Constructs a cube
//
public void buildCube(double cube_size,
MPointArray pa,
MIntArray faceCounts,
MIntArray faceConnects,
MVectorArray normals,
apiMeshGeomUV uvs)
{
const int num_faces = 6;
const int num_face_connects = 24;
const double normal_value = 0.5775;
const int uv_count = 14;
pa.clear();
faceCounts.clear();
faceConnects.clear();
uvs.reset();
pa.append( new MPoint( -cube_size, -cube_size, -cube_size ) );
pa.append( new MPoint( cube_size, -cube_size, -cube_size ) );
pa.append( new MPoint( cube_size, -cube_size, cube_size ) );
pa.append( new MPoint( -cube_size, -cube_size, cube_size ) );
pa.append( new MPoint( -cube_size, cube_size, -cube_size ) );
pa.append( new MPoint( -cube_size, cube_size, cube_size ) );
pa.append( new MPoint( cube_size, cube_size, cube_size ) );
pa.append( new MPoint( cube_size, cube_size, -cube_size ) );
normals.append( new MVector( -normal_value, -normal_value, -normal_value ) );
normals.append( new MVector( normal_value, -normal_value, -normal_value ) );
normals.append( new MVector( normal_value, -normal_value, normal_value ) );
normals.append( new MVector( -normal_value, -normal_value, normal_value ) );
normals.append( new MVector( -normal_value, normal_value, -normal_value ) );
normals.append( new MVector( -normal_value, normal_value, normal_value ) );
normals.append( new MVector( normal_value, normal_value, normal_value ) );
normals.append( new MVector( normal_value, normal_value, -normal_value ) );
// Define the UVs for the cube.
//
float[] uv_pts = new float[uv_count*2] { 0.375f, 0.0f,
0.625f, 0.0f,
0.625f, 0.25f,
0.375f, 0.25f,
0.625f, 0.5f,
0.375f, 0.5f,
0.625f, 0.75f,
0.375f, 0.75f,
0.625f, 1.0f,
0.375f, 1.0f,
0.875f, 0.0f,
0.875f, 0.25f,
0.125f, 0.0f,
0.125f, 0.25f };
// UV Face Vertex Id.
//
int[] uv_fvid = new int[num_face_connects]{ 0, 1, 2, 3,
3, 2, 4, 5,
5, 4, 6, 7,
7, 6, 8, 9,
1, 10, 11, 2,
12, 0, 3, 13 };
int i;
for ( i = 0; i < uv_count; i ++ ) {
uvs.append_uv( uv_pts[i*2], uv_pts[i*2 + 1] );
}
for ( i = 0; i < num_face_connects; i ++ ) {
uvs.faceVertexIndex.append( uv_fvid[i] );
}
// Set up an array containing the number of vertices
// for each of the 6 cube faces (4 vertices per face)
//
int[] face_counts = new int[num_faces]{ 4, 4, 4, 4, 4, 4 };
for ( i=0; i<num_faces; i++ )
{
faceCounts.append( face_counts[i] );
}
// Set up and array to assign vertices from pa to each face
//
int[] face_connects = new int[ num_face_connects ]{ 0, 1, 2, 3,
4, 5, 6, 7,
3, 2, 6, 5,
0, 3, 5, 4,
0, 4, 7, 1,
1, 7, 6, 2 };
for ( i=0; i<num_face_connects; i++ )
{
faceConnects.append( face_connects[i] );
}
}
//
// Description
//
// This function takes an input surface of type kMeshData and converts
// the geometry into this nodes attributes.
// Returns false if nothing is connected.
//
public bool computeInputMesh(MPlug plug,
MDataBlock datablock,
MPointArray vertices,
MIntArray counts,
MIntArray connects,
MVectorArray normals,
apiMeshGeomUV uvs)
{
// Get the input subdiv
//
MDataHandle inputData = datablock.inputValue( inputMesh );
MObject surf = inputData.asMesh;
// Check if anything is connected
//
MObject thisObj = thisMObject();
MPlug surfPlug = new MPlug( thisObj, inputMesh );
if ( !surfPlug.isConnected )
{
datablock.setClean( plug );
return false;
}
// Extract the mesh data
//
MFnMesh surfFn = new MFnMesh(surf);
surfFn.getPoints( vertices, MSpace.Space.kObject );
// Check to see if we have UVs to copy.
//
bool hasUVs = surfFn.numUVsProperty > 0;
surfFn.getUVs( uvs.ucoord, uvs.vcoord );
for ( int i=0; i<surfFn.numPolygons; i++ )
{
MIntArray polyVerts = new MIntArray();
surfFn.getPolygonVertices( i, polyVerts );
int pvc = (int)polyVerts.length;
counts.append( pvc );
int uvId;
for ( int v=0; v<pvc; v++ )
{
if ( hasUVs )
{
surfFn.getPolygonUVid( i, v, out uvId );
uvs.faceVertexIndex.append( uvId );
}
connects.append( polyVerts[v] );
}
}
for ( int n=0; n<(int)vertices.length; n++ )
{
MVector normal = new MVector();
surfFn.getVertexNormal( n, normal );
normals.append( normal );
}
return true;
}
//
// Description
//
// Create circles of vertices starting with
// the top pole ending with the bottom pole
//
public void buildSphere(double rad,
int div,
MPointArray vertices,
MIntArray counts,
MIntArray connects,
MVectorArray normals,
apiMeshGeomUV uvs)
{
double u = -Math.PI / 2.0;
double v = -Math.PI;
double u_delta = Math.PI / ((double)div);
double v_delta = 2 * Math.PI / ((double)div);
MPoint topPole = new MPoint(0.0, rad, 0.0);
MPoint botPole = new MPoint(0.0, -rad, 0.0);
// Build the vertex and normal table
//
vertices.append(botPole);
normals.append(botPole.minus(MPoint.origin));
int i;
for (i = 0; i < (div - 1); i++)
{
u += u_delta;
v = -Math.PI;
for (int j = 0; j < div; j++)
{
double x = rad * Math.Cos(u) * Math.Cos(v);
double y = rad * Math.Sin(u);
double z = rad * Math.Cos(u) * Math.Sin(v);
MPoint pnt = new MPoint(x, y, z);
vertices.append(pnt);
normals.append(pnt.minus(MPoint.origin));
v += v_delta;
}
}
vertices.append(topPole);
normals.append(topPole.minus(MPoint.origin));
// Create the connectivity lists
//
int vid = 1;
int numV = 0;
for (i = 0; i < div; i++)
{
for (int j = 0; j < div; j++)
{
if (i == 0)
{
counts.append(3);
connects.append(0);
connects.append(j + vid);
connects.append((j == (div - 1)) ? vid : j + vid + 1);
}
else if (i == (div - 1))
{
counts.append(3);
connects.append(j + vid + 1 - div);
connects.append(vid + 1);
connects.append(j == (div - 1) ? vid + 1 - div : j + vid + 2 - div);
}
else
{
counts.append(4);
connects.append(j + vid + 1 - div);
connects.append(j + vid + 1);
connects.append(j == (div - 1) ? vid + 1 : j + vid + 2);
connects.append(j == (div - 1) ? vid + 1 - div : j + vid + 2 - div);
}
numV++;
}
vid = numV;
}
// TODO: Define UVs for sphere ...
//
}
//
// Description
//
// Constructs a cube
//
public void buildCube(double cube_size,
MPointArray pa,
MIntArray faceCounts,
MIntArray faceConnects,
MVectorArray normals,
apiMeshGeomUV uvs)
{
const int num_faces = 6;
const int num_face_connects = 24;
const double normal_value = 0.5775;
const int uv_count = 14;
pa.clear();
faceCounts.clear();
faceConnects.clear();
uvs.reset();
pa.append(new MPoint(-cube_size, -cube_size, -cube_size));
pa.append(new MPoint(cube_size, -cube_size, -cube_size));
pa.append(new MPoint(cube_size, -cube_size, cube_size));
pa.append(new MPoint(-cube_size, -cube_size, cube_size));
pa.append(new MPoint(-cube_size, cube_size, -cube_size));
pa.append(new MPoint(-cube_size, cube_size, cube_size));
pa.append(new MPoint(cube_size, cube_size, cube_size));
pa.append(new MPoint(cube_size, cube_size, -cube_size));
normals.append(new MVector(-normal_value, -normal_value, -normal_value));
normals.append(new MVector(normal_value, -normal_value, -normal_value));
normals.append(new MVector(normal_value, -normal_value, normal_value));
normals.append(new MVector(-normal_value, -normal_value, normal_value));
normals.append(new MVector(-normal_value, normal_value, -normal_value));
normals.append(new MVector(-normal_value, normal_value, normal_value));
normals.append(new MVector(normal_value, normal_value, normal_value));
normals.append(new MVector(normal_value, normal_value, -normal_value));
// Define the UVs for the cube.
//
float[] uv_pts = new float[uv_count * 2] {
0.375f, 0.0f,
0.625f, 0.0f,
0.625f, 0.25f,
0.375f, 0.25f,
0.625f, 0.5f,
0.375f, 0.5f,
0.625f, 0.75f,
0.375f, 0.75f,
0.625f, 1.0f,
0.375f, 1.0f,
0.875f, 0.0f,
0.875f, 0.25f,
0.125f, 0.0f,
0.125f, 0.25f
};
// UV Face Vertex Id.
//
int[] uv_fvid = new int[num_face_connects] {
0, 1, 2, 3,
3, 2, 4, 5,
5, 4, 6, 7,
7, 6, 8, 9,
1, 10, 11, 2,
12, 0, 3, 13
};
int i;
for (i = 0; i < uv_count; i++)
{
uvs.append_uv(uv_pts[i * 2], uv_pts[i * 2 + 1]);
}
for (i = 0; i < num_face_connects; i++)
{
uvs.faceVertexIndex.append(uv_fvid[i]);
}
// Set up an array containing the number of vertices
// for each of the 6 cube faces (4 vertices per face)
//
int[] face_counts = new int[num_faces] {
4, 4, 4, 4, 4, 4
};
for (i = 0; i < num_faces; i++)
{
faceCounts.append(face_counts[i]);
}
// Set up and array to assign vertices from pa to each face
//
int[] face_connects = new int[num_face_connects] {
0, 1, 2, 3,
4, 5, 6, 7,
3, 2, 6, 5,
0, 3, 5, 4,
0, 4, 7, 1,
1, 7, 6, 2
};
for (i = 0; i < num_face_connects; i++)
{
faceConnects.append(face_connects[i]);
}
}
//
// Description
//
// This function takes an input surface of type kMeshData and converts
// the geometry into this nodes attributes.
// Returns false if nothing is connected.
//
public bool computeInputMesh(MPlug plug,
MDataBlock datablock,
MPointArray vertices,
MIntArray counts,
MIntArray connects,
MVectorArray normals,
apiMeshGeomUV uvs)
{
// Get the input subdiv
//
MDataHandle inputData = datablock.inputValue(inputMesh);
MObject surf = inputData.asMesh;
// Check if anything is connected
//
MObject thisObj = thisMObject();
MPlug surfPlug = new MPlug(thisObj, inputMesh);
if (!surfPlug.isConnected)
{
datablock.setClean(plug);
return(false);
}
// Extract the mesh data
//
MFnMesh surfFn = new MFnMesh(surf);
surfFn.getPoints(vertices, MSpace.Space.kObject);
// Check to see if we have UVs to copy.
//
bool hasUVs = surfFn.numUVsProperty > 0;
surfFn.getUVs(uvs.ucoord, uvs.vcoord);
for (int i = 0; i < surfFn.numPolygons; i++)
{
MIntArray polyVerts = new MIntArray();
surfFn.getPolygonVertices(i, polyVerts);
int pvc = (int)polyVerts.length;
counts.append(pvc);
int uvId;
for (int v = 0; v < pvc; v++)
{
if (hasUVs)
{
surfFn.getPolygonUVid(i, v, out uvId);
uvs.faceVertexIndex.append(uvId);
}
connects.append(polyVerts[v]);
}
}
for (int n = 0; n < (int)vertices.length; n++)
{
MVector normal = new MVector();
surfFn.getVertexNormal(n, normal);
normals.append(normal);
}
return(true);
}