private static void BuildMesh(D3D10.Device d, string meshArgs)
{
string name = meshArgs.Split(',')[0];
InputElement[] layout = (InputElement[])typeof(MeshInputElements10).GetField(meshArgs.Split(',')[1]).GetValue(typeof(MeshInputElements10));
string fileName = ConfigurationSettings.AppSettings["ExportsFolder"] + name;
AssimpImporter importer = new AssimpImporter();
LogStream logstream = new LogStream(delegate(String msg, String userData) {
Console.WriteLine(msg);
});
importer.AttachLogStream(logstream);
importer.Scale = 0;
importer.XAxisRotation = 0;
importer.YAxisRotation = 0;
importer.ZAxisRotation = 0;
importer.VerboseLoggingEnabled = true;
importer.RemoveConfigs();
Scene model = importer.ImportFile(fileName,
PostProcessSteps.CalculateTangentSpace // calculate tangents and bitangents if possible
| PostProcessSteps.JoinIdenticalVertices // join identical vertices/ optimize indexing CAUSES A PROBLEM
//| PostProcessSteps.ValidateDataStructure // perform a full validation of the loader's output
| PostProcessSteps.ImproveCacheLocality // improve the cache locality of the output vertices
| PostProcessSteps.RemoveRedundantMaterials // remove redundant materials
//| PostProcessSteps.FindDegenerates // remove degenerated polygons from the import CAUSES A PROBLEM
//| PostProcessSteps.FindInvalidData // detect invalid model data, such as invalid normal vectors
| PostProcessSteps.GenerateUVCoords // convert spherical, cylindrical, box and planar mapping to proper UVs
| PostProcessSteps.TransformUVCoords // preprocess UV transformations (scaling, translation ...)
//| PostProcessSteps.FindInstances // search for instanced meshes and remove them by references to one master
//| PostProcessSteps.LimitBoneWeights // limit bone weights to 4 per vertex
| PostProcessSteps.OptimizeMeshes // join small meshes, if possible;
| PostProcessSteps.GenerateSmoothNormals // generate smooth normal vectors if not existing
| PostProcessSteps.Triangulate // triangulate polygons with more than 3 edges
| PostProcessSteps.SortByPrimitiveType // make 'clean' meshes which consist of a single typ of primitives
| PostProcessSteps.FlipUVs // common DirectX issue (Xna also)
| PostProcessSteps.FixInFacingNormals
| PostProcessSteps.MakeLeftHanded
| PostProcessSteps.FlipWindingOrder
);
MeshHelper.BuildMeshTextures(d, model);
Mesh3D m = MeshHelper.LoadFromFile(d, model, layout);
importer.Dispose();
Stream stream = File.Open(ConfigurationSettings.AppSettings["ExportsFolder"] + name.Replace(".X", ".mesh"), FileMode.Create);
BinaryFormatter bFormatter = new BinaryFormatter();
if (m != null)
{
bFormatter.Serialize(stream, m);
}
stream.Close();
}
public void TestImportFromFile()
{
String path = Path.Combine(TestHelper.RootPath, "TestFiles\\sphere.obj");
AssimpImporter importer = new AssimpImporter();
importer.SetConfig(new NormalSmoothingAngleConfig(55.0f));
importer.Scale = .5f;
importer.XAxisRotation = 25.0f;
importer.YAxisRotation = 50.0f;
importer.VerboseLoggingEnabled = true;
Assert.IsTrue(importer.ContainsConfig(NormalSmoothingAngleConfig.NormalSmoothingAngleConfigName));
importer.RemoveConfigs();
Assert.IsFalse(importer.ContainsConfig(NormalSmoothingAngleConfig.NormalSmoothingAngleConfigName));
importer.SetConfig(new NormalSmoothingAngleConfig(65.0f));
importer.SetConfig(new NormalSmoothingAngleConfig(22.5f));
importer.RemoveConfig(NormalSmoothingAngleConfig.NormalSmoothingAngleConfigName);
Assert.IsFalse(importer.ContainsConfig(NormalSmoothingAngleConfig.NormalSmoothingAngleConfigName));
importer.SetConfig(new NormalSmoothingAngleConfig(65.0f));
Scene scene = importer.ImportFile(path, PostProcessPreset.TargetRealTimeMaximumQuality);
Assert.IsNotNull(scene);
Assert.IsTrue((scene.SceneFlags & SceneFlags.Incomplete) != SceneFlags.Incomplete);
}
