static void ProcessPlyFile(string path)
{
Debug.Log("importing: " + path);
// import .ply model
var model = VoxelModelPly.LoadModel(path);
// TODO : optimize
// export
ExportOBJ(model, path);
//ExportFBX(model, path);
}
static void ExportOBJ(VoxelModelPly model, string path)
{
// export texture
string texPath = ChangeExtension(path, ".png");
WritePng(texPath, model.tex);
generatedTextures.Add(texPath);
Debug.Log("generated " + texPath);
texPath = texPath.Split('/')[texPath.Split('/').Length - 1];
// export material
string mtlPath = ChangeExtension(path, ".mtl");
WriteTextFile(mtlPath, model.ToMtl(texPath));
// export obj
WriteTextFile(ChangeExtension(path, ".obj"), model.ToObj(mtlPath));
}
// TODO : Optimizes mesh
static void optimize(VoxelModelPly model)
{
// generate edgecount per vert [2,4,6,8]
int[] edgeCount = new int[model.numVerts];
for (var i = 0; i < model.numFaces; i++)
{
edgeCount[model.faces[i * 3]] += 2;
edgeCount[model.faces[i * 3 + 1]] += 2;
edgeCount[model.faces[i * 3 + 2]] += 2;
}
// use only significant verts edgeCount = [2,4]
// vertex part of (numEdges / 2) triangles. 1 & 2 means vertex is significant
for (var i = 0; i < edgeCount.Length; i++)
{
Debug.Log(edgeCount[i]);
}
// generate outline per polygon
// triangulate verts
}
static void ExportFBX(VoxelModelPly model, string path)
{
WriteTextFile(ChangeExtension(path, ".fbx"), model.ToFBX(GetFilename(path)));
}