public static StaticObject Create()
{
MDagPath meshDagPath = new MDagPath();
MItSelectionList selectionIterator = MayaHelper.GetActiveSelectionListIterator(MFn.Type.kMesh);
selectionIterator.getDagPath(meshDagPath);
MFnMesh mesh = new MFnMesh(meshDagPath);
selectionIterator.next();
if (!selectionIterator.isDone)
{
MGlobal.displayError("StaticObject:Create - More than 1 mesh is selected");
throw new Exception("StaticObject:Create - More than 1 mesh is selected");
}
if (!mesh.IsTriangulated())
{
MGlobal.displayError("StaticObject:Create - Mesh isn't triangulated");
throw new Exception("StaticObject:Create - Mesh isn't triangulated");
}
if (mesh.ContainsHoles())
{
MGlobal.displayError("StaticObject:Create - Mesh Contains holes");
throw new Exception("StaticObject:Create - Mesh Contains holes");
}
MayaMeshData meshData = mesh.GetMeshData();
Dictionary <int, string> shaderNames = new Dictionary <int, string>();
List <StaticObjectFace> faces = new List <StaticObjectFace>();
//Build Shader Name map
for (int i = 0; i < meshData.ShaderIndices.Count; i++)
{
int shaderIndex = meshData.ShaderIndices[i];
if (!shaderNames.ContainsKey(shaderIndex))
{
MPlug shaderPlug = new MFnDependencyNode(meshData.Shaders[shaderIndex]).findPlug("surfaceShader");
MPlugArray plugArray = new MPlugArray();
shaderPlug.connectedTo(plugArray, true, false);
MFnDependencyNode material = new MFnDependencyNode(shaderPlug[0].node);
shaderNames.Add(shaderIndex, material.name);
}
}
//Construct faces
int currentIndex = 0;
for (int polygonIndex = 0; polygonIndex < mesh.numPolygons; polygonIndex++)
{
int shaderIndex = meshData.ShaderIndices[polygonIndex];
uint[] faceIndices =
{
(uint)meshData.TriangleVertices[currentIndex],
(uint)meshData.TriangleVertices[currentIndex + 1],
(uint)meshData.TriangleVertices[currentIndex + 2]
};
Vector2[] uvs =
{
new Vector2(meshData.UArray[currentIndex], 1 - meshData.VArray[currentIndex]),
new Vector2(meshData.UArray[currentIndex + 1], 1 - meshData.VArray[currentIndex + 1]),
new Vector2(meshData.UArray[currentIndex + 2], 1 - meshData.VArray[currentIndex + 2])
};
faces.Add(new StaticObjectFace(faceIndices, shaderNames[shaderIndex], uvs));
currentIndex += 3;
}
return(new StaticObject(CreateSubmeshes(meshData.VertexArray.ToVector3List(), new List <ColorRGBA4B>(), faces)));
}