public static geometry MeshToGeometry(CPUMesh inputMesh, string id)
{
geometry outputGeometry = new geometry();
mesh outputMesh = new mesh();
outputGeometry.id = id + "-lib";
outputGeometry.name = inputMesh.name + "-mesh";
outputGeometry.Item = outputMesh;
//vertex Positions
List <source> sourceList = new List <source>();
var inputVertices = inputMesh.vertices;
if (inputVertices.Length == 0)
{
return(null);
}
sourceList.Add(ArrayToSource(inputMesh.vertices, id + "-POSITION"));
vertices vertexList = new vertices();
vertexList.id = id + "-VERTEX";
vertexList.input = new InputLocal[1];
vertexList.input[0] = new InputLocal();
vertexList.input[0].semantic = "POSITION";
vertexList.input[0].source = "#" + sourceList[0].id;
outputMesh.vertices = vertexList;
List <InputLocalOffset> offsetList = new List <InputLocalOffset>();
{
InputLocalOffset offset = new InputLocalOffset();
offset.semantic = "VERTEX";
offset.offset = 0;
offset.source = "#" + vertexList.id;
offsetList.Add(offset);
}
var inputNormals = inputMesh.normals;
if (inputNormals.Length > 0)
{
var array = ArrayToSource(inputNormals, id + "-Normal0");
InputLocalOffset offset = new InputLocalOffset();
offset.semantic = "NORMAL";
offset.offset = (ulong)sourceList.Count;
offset.source = "#" + array.id;
sourceList.Add(array);
offsetList.Add(offset);
}
var inputUV1s = inputMesh.uv;
if (inputUV1s.Length > 0)
{
var array = ArrayToSource(inputUV1s, id + "-UV0");
InputLocalOffset offset = new InputLocalOffset();
offset.semantic = "TEXCOORD";
offset.offset = (ulong)sourceList.Count;
offset.source = "#" + array.id;
offset.set = 0;
offset.setSpecified = true;
sourceList.Add(array);
offsetList.Add(offset);
}
var inputUV2s = inputMesh.uv2;
if (inputUV2s.Length > 0)
{
var array = ArrayToSource(inputUV2s, id + "-UV1");
InputLocalOffset offset = new InputLocalOffset();
offset.semantic = "TEXCOORD";
offset.offset = (ulong)sourceList.Count;
offset.source = "#" + array.id;
offset.set = 1;
offset.setSpecified = true;
sourceList.Add(array);
offsetList.Add(offset);
}
var inputColors = inputMesh.colors;
if (inputColors.Length > 0)
{
var array = ArrayToSource(inputColors, id + "-VERTEX_COLOR0");
InputLocalOffset offset = new InputLocalOffset();
offset.semantic = "COLOR";
offset.offset = (ulong)sourceList.Count;
offset.source = "#" + array.id;
offset.set = 0;
offset.setSpecified = true;
sourceList.Add(array);
offsetList.Add(offset);
}
outputMesh.source = sourceList.ToArray();
triangles triangleList = new triangles();
triangleList.input = offsetList.ToArray();
var inputTriangles = inputMesh.triangles;
triangleList.count = (ulong)inputTriangles.Length / 3;
if (triangleList.count == 0)
{
return(null);
}
StringBuilder pString = new StringBuilder();
for (int i = 0; i < inputTriangles.Length; i++)
{
for (int j = 0; j < triangleList.input.Length; j++)
{
pString.Append(inputTriangles[i]).Append(" ");
}
if (i % 3 == 2)
{
pString.AppendLine();
}
else
{
pString.Append(" ");
}
}
triangleList.p = pString.ToString();
outputMesh.Items = new object[1];
outputMesh.Items[0] = triangleList;
return(outputGeometry);
}
public static geometry MeshToGeometry(Mesh inputMesh)
{
string meshName = "Mesh-" + inputMesh.GetInstanceID();
geometry outputGeometry = new geometry();
mesh outputMesh = new mesh();
outputGeometry.id = meshName + "-lib";
outputGeometry.name = inputMesh.name + "-mesh";
outputGeometry.Item = outputMesh;
//vertex Positions
List<source> sourceList = new List<source>();
var inputVertices = inputMesh.vertices;
if (inputVertices.Length == 0)
return null;
sourceList.Add(ArrayToSource(inputMesh.vertices, meshName + "-POSITION"));
vertices vertexList = new vertices();
vertexList.id = meshName + "-VERTEX";
vertexList.input = new InputLocal[1];
vertexList.input[0] = new InputLocal();
vertexList.input[0].semantic = "POSITION";
vertexList.input[0].source = "#" + sourceList[0].id;
outputMesh.vertices = vertexList;
List<InputLocalOffset> offsetList = new List<InputLocalOffset>();
{
InputLocalOffset offset = new InputLocalOffset();
offset.semantic = "VERTEX";
offset.offset = 0;
offset.source = "#" + vertexList.id;
offsetList.Add(offset);
}
var inputNormals = inputMesh.normals;
if(inputNormals.Length > 0)
{
var array = ArrayToSource(inputNormals, meshName + "-Normal0");
InputLocalOffset offset = new InputLocalOffset();
offset.semantic = "NORMAL";
offset.offset = (ulong)sourceList.Count;
offset.source = "#" + array.id;
sourceList.Add(array);
offsetList.Add(offset);
}
var inputUV1s = inputMesh.uv;
if (inputUV1s.Length > 0)
{
var array = ArrayToSource(inputUV1s, meshName + "-UV0");
InputLocalOffset offset = new InputLocalOffset();
offset.semantic = "TEXCOORD";
offset.offset = (ulong)sourceList.Count;
offset.source = "#" + array.id;
offset.set = 0;
offset.setSpecified = true;
sourceList.Add(array);
offsetList.Add(offset);
}
var inputUV2s = inputMesh.uv2;
if (inputUV2s.Length > 0)
{
var array = ArrayToSource(inputUV2s, meshName + "-UV1");
InputLocalOffset offset = new InputLocalOffset();
offset.semantic = "TEXCOORD";
offset.offset = (ulong)sourceList.Count;
offset.source = "#" + array.id;
offset.set = 1;
offset.setSpecified = true;
sourceList.Add(array);
offsetList.Add(offset);
}
var inputColors = inputMesh.colors;
if (inputColors.Length > 0)
{
var array = ArrayToSource(inputColors, meshName + "-VERTEX_COLOR0");
InputLocalOffset offset = new InputLocalOffset();
offset.semantic = "COLOR";
offset.offset = (ulong)sourceList.Count;
offset.source = "#" + array.id;
offset.set = 0;
offset.setSpecified = true;
sourceList.Add(array);
offsetList.Add(offset);
}
outputMesh.source = sourceList.ToArray();
triangles triangleList = new triangles();
triangleList.input = offsetList.ToArray();
var inputTriangles = inputMesh.triangles;
triangleList.count = (ulong)inputTriangles.Length / 3;
if (triangleList.count == 0)
return null;
StringBuilder pString = new StringBuilder();
for(int i = 0; i < inputTriangles.Length; i++)
{
for(int j = 0; j < triangleList.input.Length; j++)
{
pString.Append(inputTriangles[i]).Append(" ");
}
if (i % 3 == 2)
pString.AppendLine();
else
pString.Append(" ");
}
triangleList.p = pString.ToString();
outputMesh.Items = new object[1];
outputMesh.Items[0] = triangleList;
return outputGeometry;
}
