private Task <DMesh3Builder> loadObj(string filename)
{
TaskCompletionSource <DMesh3Builder> tcs1 = new TaskCompletionSource <DMesh3Builder>();
Task <DMesh3Builder> t1 = tcs1.Task;
t1.ConfigureAwait(false);
// Start a background task that will complete tcs1.Task
Task.Factory.StartNew(() => {
DMesh3Builder meshBuilder = new DMesh3Builder();
try {
IOReadResult result = StandardMeshReader.ReadFile(filename, new ReadOptions(), meshBuilder);
} catch (Exception e) when(
e is UnauthorizedAccessException ||
e is DirectoryNotFoundException ||
e is FileNotFoundException ||
e is NotSupportedException
)
{
Debug.LogError("Failed to Load" + filename + " : " + e.ToString());
meshBuilder = new DMesh3Builder();
}
tcs1.SetResult(meshBuilder);
});
return(t1);
}
public static void Main(string[] args)
{
CommandArgumentSet arguments = new CommandArgumentSet();
//arguments.Register("-tcount", int.MaxValue);
//arguments.Register("-percent", 50.0f);
//arguments.Register("-v", false);
arguments.Register("-output", "");
if (arguments.Parse(args) == false)
{
return;
}
if (arguments.Filenames.Count != 1)
{
print_usage();
return;
}
string inputFilename = arguments.Filenames[0];
if (!File.Exists(inputFilename))
{
System.Console.WriteLine("File {0} does not exist", inputFilename);
return;
}
string outputFilename = Path.GetFileNameWithoutExtension(inputFilename);
string format = Path.GetExtension(inputFilename);
outputFilename = outputFilename + ".repaired" + format;
if (arguments.Saw("-output"))
{
outputFilename = arguments.Strings["-output"];
}
//int triCount = int.MaxValue;
//if (arguments.Saw("-tcount"))
// triCount = arguments.Integers["-tcount"];
//float percent = 50.0f;
//if (arguments.Saw("-percent"))
// percent = arguments.Floats["-percent"];
bool verbose = true;
//if (arguments.Saw("-v"))
// verbose = arguments.Flags["-v"];
List <DMesh3> meshes;
try {
DMesh3Builder builder = new DMesh3Builder();
IOReadResult result = StandardMeshReader.ReadFile(inputFilename, ReadOptions.Defaults, builder);
if (result.code != IOCode.Ok)
{
System.Console.WriteLine("Error reading {0} : {1}", inputFilename, result.message);
return;
}
meshes = builder.Meshes;
} catch (Exception e) {
System.Console.WriteLine("Exception reading {0} : {1}", inputFilename, e.Message);
return;
}
if (meshes.Count == 0)
{
System.Console.WriteLine("file did not contain any valid meshes");
return;
}
DMesh3 mesh = meshes[0];
for (int k = 1; k < meshes.Count; ++k)
{
MeshEditor.Append(mesh, meshes[k]);
}
if (mesh.TriangleCount == 0)
{
System.Console.WriteLine("mesh does not contain any triangles");
return;
}
if (verbose)
{
System.Console.WriteLine("initial mesh contains {0} triangles", mesh.TriangleCount);
}
if (verbose)
{
System.Console.WriteLine("Repairing...", mesh.TriangleCount);
}
MeshAutoRepair repair = new MeshAutoRepair(mesh);
repair.RemoveMode = MeshAutoRepair.RemoveModes.None;
bool bOK = repair.Apply();
if (verbose)
{
if (bOK == false)
{
System.Console.WriteLine("repair failed!");
}
else
{
System.Console.WriteLine("done! repaired mesh contains {0} triangles", mesh.TriangleCount);
}
}
try {
IOWriteResult wresult =
StandardMeshWriter.WriteMesh(outputFilename, mesh, WriteOptions.Defaults);
if (wresult.code != IOCode.Ok)
{
System.Console.WriteLine("Error writing {0} : {1}", inputFilename, wresult.message);
return;
}
} catch (Exception e) {
System.Console.WriteLine("Exception reading {0} : {1}", inputFilename, e.Message);
return;
}
return;
}
static void Main(string[] args)
{
CommandArgumentSet arguments = new CommandArgumentSet();
arguments.Register("-tcount", int.MaxValue);
arguments.Register("-percent", 50.0f);
arguments.Register("-v", false);
arguments.Register("-output", "");
if (arguments.Parse(args) == false)
{
return;
}
if (arguments.Filenames.Count != 1)
{
print_usage();
return;
}
string inputFilename = arguments.Filenames[0];
if (!File.Exists(inputFilename))
{
System.Console.WriteLine("File {0} does not exist", inputFilename);
return;
}
string outputFilename = Path.GetFileNameWithoutExtension(inputFilename);
string format = Path.GetExtension(inputFilename);
outputFilename = outputFilename + ".reduced" + format;
if (arguments.Saw("-output"))
{
outputFilename = arguments.Strings["-output"];
}
int triCount = int.MaxValue;
if (arguments.Saw("-tcount"))
{
triCount = arguments.Integers["-tcount"];
}
float percent = 50.0f;
if (arguments.Saw("-percent"))
{
percent = arguments.Floats["-percent"];
}
bool verbose = false;
if (arguments.Saw("-v"))
{
verbose = arguments.Flags["-v"];
}
List <DMesh3> meshes;
try {
DMesh3Builder builder = new DMesh3Builder();
IOReadResult result = StandardMeshReader.ReadFile(inputFilename, ReadOptions.Defaults, builder);
if (result.code != IOCode.Ok)
{
System.Console.WriteLine("Error reading {0} : {1}", inputFilename, result.message);
return;
}
meshes = builder.Meshes;
} catch (Exception e) {
System.Console.WriteLine("Exception reading {0} : {1}", inputFilename, e.Message);
return;
}
if (meshes.Count == 0)
{
System.Console.WriteLine("file did not contain any valid meshes");
return;
}
DMesh3 mesh = meshes[0];
for (int k = 1; k < meshes.Count; ++k)
{
MeshEditor.Append(mesh, meshes[k]);
}
if (mesh.TriangleCount == 0)
{
System.Console.WriteLine("mesh does not contain any triangles");
return;
}
if (verbose)
{
System.Console.WriteLine("initial mesh contains {0} triangles", mesh.TriangleCount);
}
Reducer r = new Reducer(mesh);
if (triCount < int.MaxValue)
{
if (verbose)
{
System.Console.Write("reducing to {0} triangles...", triCount);
}
r.ReduceToTriangleCount(triCount);
}
else
{
int nT = (int)((float)mesh.TriangleCount * percent / 100.0f);
nT = MathUtil.Clamp(nT, 1, mesh.TriangleCount);
if (verbose)
{
System.Console.Write("reducing to {0} triangles...", nT);
}
r.ReduceToTriangleCount(nT);
}
if (verbose)
{
System.Console.WriteLine("done!");
}
try {
IOWriteResult wresult =
StandardMeshWriter.WriteMesh(outputFilename, mesh, WriteOptions.Defaults);
if (wresult.code != IOCode.Ok)
{
System.Console.WriteLine("Error writing {0} : {1}", inputFilename, wresult.message);
return;
}
} catch (Exception e) {
System.Console.WriteLine("Exception reading {0} : {1}", inputFilename, e.Message);
return;
}
return;
}
static void Main(string[] args)
{
bool INTERACTIVE = true;
//string inFile = "c:\\scratch\\test_bunny.obj";
//string inFile = "c:\\scratch\\bunny_100k.obj";
//string inFile = "c:\\scratch\\test_bunny_ascii.stl";
string inFile = "c:\\scratch\\test_bunny_binary.stl";
string outFile = "c:\\scratch\\test_bunny_out.obj";
ReadOptions read_options = new ReadOptions();
read_options.ReadMaterials = false;
StandardMeshReader reader = new StandardMeshReader();
DMesh3Builder builder = new DMesh3Builder();
IOReadResult read_result = StandardMeshReader.ReadFile(inFile, read_options, builder);
if (read_result.code != IOCode.Ok)
{
System.Console.WriteLine("Error reading " + inFile + " : " + read_result.message);
if (INTERACTIVE)
{
System.Console.WriteLine("press enter key to exit");
System.Console.ReadLine();
}
return;
}
WriteOptions write_options = new WriteOptions();
write_options.bCombineMeshes = true;
write_options.bWriteBinary = true;
List <WriteMesh> outMeshes = new List <WriteMesh>();
foreach (DMesh3 m in builder.Meshes)
{
outMeshes.Add(new WriteMesh(m));
}
IOWriteResult write_result = StandardMeshWriter.WriteFile(outFile, outMeshes, write_options);
if (write_result.code != IOCode.Ok)
{
System.Console.WriteLine("Error writing " + outFile + " : " + write_result.message);
if (INTERACTIVE)
{
System.Console.WriteLine("press enter key to exit");
System.Console.ReadLine();
}
return;
}
if (INTERACTIVE)
{
System.Console.WriteLine("Done conversion, press enter key to exit");
System.Console.ReadLine();
}
}