public unsafe void TestImportFromMemory()
{
String path = Path.Combine(TestHelper.RootPath, "TestFiles\\duck.dae");
byte[] memory = File.ReadAllBytes(path);
fixed(byte *ptr = memory)
{
AssimpContext importer = new AssimpContext();
LogStream.IsVerboseLoggingEnabled = true;
LogStream logstream = new LogStream(delegate(String msg, String userData)
{
Console.WriteLine(msg);
});
logstream.Attach();
Scene scene = importer.ImportFileFromMemory(new IntPtr(ptr), (uint)memory.Length, ".dae");
Assert.IsNotNull(scene);
Assert.IsTrue((scene.SceneFlags & SceneFlags.Incomplete) != SceneFlags.Incomplete);
}
}
private void LoadModel(Asset asset)
{
// TODO: Remove assimp
var context = new AssimpContext();
var logStream = new LogStream((msg, userData) =>
{
Logging.Log($"{msg}");
});
logStream.Attach();
var extension = Path.GetExtension(asset.MountPath).Substring(1);
using var memoryStream = new MemoryStream(asset.Data);
memoryStream.Seek(0, SeekOrigin.Begin);
var scene = context.ImportFile("Content/" + asset.MountPath,
PostProcessSteps.Triangulate
| PostProcessSteps.PreTransformVertices
| PostProcessSteps.RemoveRedundantMaterials
| PostProcessSteps.CalculateTangentSpace
| PostProcessSteps.OptimizeMeshes
| PostProcessSteps.OptimizeGraph
| PostProcessSteps.ValidateDataStructure
| PostProcessSteps.GenerateNormals
| PostProcessSteps.FlipUVs);
directory = Path.GetDirectoryName(asset.MountPath);
ProcessNode(scene.RootNode, scene);
}
//
// IMPOTER
//
private void InitLog()
{
LogStream logstream = new LogStream(delegate(String msg, String userData)
{
Console.WriteLine(msg);
});
logstream.Attach();
}
private void button1_Click(object sender, EventArgs e)
{
if (openFileDialog1.ShowDialog() == DialogResult.Cancel)
{
return;
}
// Получаем выбранный файл
string filename = openFileDialog1.FileName;
textBox1.AppendText(String.Format("Load: {0} {1}", filename, Environment.NewLine));
// Включим логи для импортера
LogStream logstream = new LogStream(delegate(String msg, String userData)
{
textBox1.AppendText(msg + Environment.NewLine);
});
logstream.Attach();
// Импортиуем
UVCoords = new List <Vector3D>(); // Координаты
UVVertex = new HashSet <Vector3D>(); // Точки
AssimpContext importer = new AssimpContext();
Scene scene = importer.ImportFile(filename, PostProcessSteps.ValidateDataStructure); // (PostProcessSteps.FindInstances | PostProcessSteps.ValidateDataStructure)
if (scene.Meshes.Count > 0)
{
Mesh mesh = scene.Meshes[0];
if (mesh.TextureCoordinateChannelCount > 0)
{
UVCoords = mesh.TextureCoordinateChannels[0];
foreach (Vector3D uv in UVCoords)
{
UVVertex.Add(uv);
}
}
}
DrawImage();
importer.Dispose();
Refresh();
}
public Scene BuildAssimpScene(MemoryStream model_data, string format_hint)
{
Scene tmp_scene;
using (var importer = new AssimpContext())
{
importer.SetConfig(new NormalSmoothingAngleConfig(66.0f));
LogStream logstream = new LogStream((msg, userData) => _logger.Log(msg));
logstream.Attach();
tmp_scene = importer.ImportFileFromStream(model_data
, PostProcessPreset.TargetRealTimeFast
, format_hint);
// we could load the model into our own data structures here
}
if (tmp_scene == null || tmp_scene.SceneFlags.HasFlag(SceneFlags.Incomplete))
{
throw new Exception("Bad file format. Could not read data.");
}
return(tmp_scene);
}
public static Scene LoadFbx(string fileName)
{
//Create a new importer
using (var importer = new AssimpContext())
{
//This is how we add a configuration (each config is its own class)
NormalSmoothingAngleConfig config = new NormalSmoothingAngleConfig(66.0f);
importer.SetConfig(config);
//This is how we add a logging callback
LogStream logstream = new LogStream(delegate(String msg, String userData) {
Console.WriteLine(msg);
});
logstream.Attach();
//Import the model. All configs are set. The model
//is imported, loaded into managed memory. Then the unmanaged memory is released, and everything is reset.
Scene model = importer.ImportFile(fileName, PostProcessPreset.TargetRealTimeMaximumQuality);
return(model);
}
}
public void TestImportFromStream()
{
String path = Path.Combine(TestHelper.RootPath, "TestFiles\\duck.dae");
FileStream fs = File.OpenRead(path);
AssimpContext importer = new AssimpContext();
LogStream.IsVerboseLoggingEnabled = true;
LogStream logstream = new LogStream(delegate(String msg, String userData)
{
Console.WriteLine(msg);
});
logstream.Attach();
Scene scene = importer.ImportFileFromStream(fs, ".dae");
fs.Close();
Assert.IsNotNull(scene);
Assert.IsTrue((scene.SceneFlags & SceneFlags.Incomplete) != SceneFlags.Incomplete);
}
public void TestExportBadFormatId()
{
AssimpContext importer = new AssimpContext();
NormalSmoothingAngleConfig config = new NormalSmoothingAngleConfig(66.0f);
importer.SetConfig(config);
LogStream logStream = new LogStream(delegate(string msg, string userData)
{
Console.WriteLine(msg);
});
logStream.Attach();
Scene collada = importer.ImportFile(Path.Combine(TestHelper.RootPath, "TestFiles/duck.dae"));
bool success = importer.ExportFile(collada, Path.Combine(TestHelper.RootPath, "TestFiles/output/exportedCollada.dae"), "dae");
Assert.IsFalse(success);
success = importer.ExportFile(collada, Path.Combine(TestHelper.RootPath, "TestFiles/output/exportedCollada.dae"), "collada");
Assert.IsTrue(success);
}
public static void LoadSource(this RMesh rmesh, string filename)
{
AssimpContext context = new AssimpContext();
context.SetConfig(new Assimp.Configs.FBXImportAllMaterialsConfig(true));
context.SetConfig(new Assimp.Configs.FBXImportAllGeometryLayersConfig(true));
context.SetConfig(new Assimp.Configs.MultithreadingConfig(2));
context.SetConfig(new Assimp.Configs.FBXStrictModeConfig(false));
if (!context.IsImportFormatSupported(Path.GetExtension(filename)))
{
throw new ReactorException("Attempted to load a model that Assimp doesn't know how to load");
}
LogStream log = new LogStream((msg, user) => {
RLog.Info(msg.Remove(msg.Length - 2));
});
log.Attach();
int platform = (int)Environment.OSVersion.Platform;
Scene scene = context.ImportFile(filename,
PostProcessSteps.FindInvalidData |
PostProcessSteps.GenerateSmoothNormals |
PostProcessSteps.Triangulate |
PostProcessSteps.GenerateUVCoords |
PostProcessSteps.CalculateTangentSpace |
PostProcessSteps.PreTransformVertices);
if (scene.HasMeshes)
{
foreach (Mesh mesh in scene.Meshes)
{
if (!mesh.HasVertices)
{
continue;
}
RMeshPart rmeshpart = RMeshPart.Create <RMeshPart> ();
RVertexData [] data = new RVertexData [mesh.VertexCount];
List <int> indicesList = new List <int> ();
if (mesh.HasFaces)
{
foreach (Face face in mesh.Faces)
{
indicesList.AddRange(face.Indices.ToArray());
foreach (int index in face.Indices)
{
Vector3D p = mesh.Vertices [index];
data [index].Position = new Vector3(p.X, p.Y, p.Z);
if (mesh.HasTextureCoords(0))
{
Vector3D t = mesh.TextureCoordinateChannels [0] [index];
data [index].TexCoord = new Vector2(t.X, -t.Y);
}
if (mesh.HasNormals)
{
Vector3D n = mesh.Normals [index];
data [index].Normal = new Vector3(n.X, n.Y, n.Z);
}
if (mesh.HasTangentBasis)
{
Vector3D b = mesh.BiTangents [index];
Vector3D t = mesh.Tangents [index];
data [index].Bitangent = new Vector3(b.X, b.Y, b.Z);
data [index].Tangent = new Vector3(t.X, t.Y, t.Z);
}
}
}
}
RVertexBuffer vbuffer = new RVertexBuffer(typeof(RVertexData), mesh.VertexCount, RBufferUsage.WriteOnly, true);
RIndexBuffer ibuffer = new RIndexBuffer(typeof(int), indicesList.Count, RBufferUsage.WriteOnly);
ibuffer.SetData(indicesList.ToArray());
vbuffer.SetData <RVertexData> (data);
#if WINDOWS
var separator = "\\";
#else
var separator = "/";
#endif
rmeshpart.VertexBuffer = vbuffer;
rmeshpart.IndexBuffer = ibuffer;
RMaterial material = new RMaterial(rmesh.Name + ":Material");
if (scene.HasMaterials)
{
Material mat = scene.Materials[mesh.MaterialIndex];
material.Shininess = mat.Shininess;
material.SetColor(RMaterialColor.DIFFUSE, new RColor(mat.ColorDiffuse.R, mat.ColorDiffuse.G, mat.ColorDiffuse.B, mat.ColorDiffuse.A));
if (mat.HasTextureDiffuse)
{
var texFileName = Path.GetFileName(mat.TextureDiffuse.FilePath.Replace("\\", separator).Replace("/", separator));
RTexture2D tex = (RTexture2D)RTextures.Instance.CreateTexture <RTexture2D>(texFileName, "/textures/" + texFileName.ToLower());
tex.Bind();
tex.GenerateMipmaps();
tex.SetTextureMagFilter(RTextureMagFilter.Linear);
tex.SetTextureMinFilter(RTextureMinFilter.LinearMipmapLinear);
tex.SetTextureWrapMode(RTextureWrapMode.Repeat, RTextureWrapMode.Repeat);
tex.Unbind();
material.SetTexture(RTextureLayer.DIFFUSE, tex);
}
if (mat.HasTextureNormal)
{
var texFileName = Path.GetFileName(mat.TextureNormal.FilePath.Replace("\\", separator).Replace("/", separator));
RTexture2D tex = (RTexture2D)RTextures.Instance.CreateTexture <RTexture2D>(texFileName, "/textures/" + texFileName.ToLower());
tex.Bind();
tex.GenerateMipmaps();
tex.SetTextureMagFilter(RTextureMagFilter.Linear);
tex.SetTextureMinFilter(RTextureMinFilter.LinearMipmapLinear);
tex.SetTextureWrapMode(RTextureWrapMode.Repeat, RTextureWrapMode.Repeat);
tex.Unbind();
material.SetTexture(RTextureLayer.NORMAL, tex);
}
if (mat.HasTextureAmbient)
{
var texFileName = Path.GetFileName(mat.TextureAmbient.FilePath.Replace("\\", separator).Replace("/", separator));
RTexture2D tex = (RTexture2D)RTextures.Instance.CreateTexture <RTexture2D>(texFileName, "/textures/" + texFileName.ToLower());
tex.SetTextureMagFilter(RTextureMagFilter.Linear);
tex.SetTextureMinFilter(RTextureMinFilter.LinearMipmapLinear);
tex.SetTextureWrapMode(RTextureWrapMode.Repeat, RTextureWrapMode.Repeat);
material.SetTexture(RTextureLayer.AMBIENT, tex);
}
if (mat.HasTextureHeight)
{
var texFileName = Path.GetFileName(mat.TextureHeight.FilePath.Replace("\\", separator).Replace("/", separator));
RTexture2D tex = (RTexture2D)RTextures.Instance.CreateTexture <RTexture2D>(texFileName, "/textures/" + texFileName.ToLower());
tex.SetTextureMagFilter(RTextureMagFilter.Linear);
tex.SetTextureMinFilter(RTextureMinFilter.LinearMipmapLinear);
tex.SetTextureWrapMode(RTextureWrapMode.Repeat, RTextureWrapMode.Repeat);
material.SetTexture(RTextureLayer.HEIGHT, tex);
}
if (mat.HasTextureEmissive)
{
var texFileName = Path.GetFileName(mat.TextureEmissive.FilePath.Replace("\\", separator).Replace("/", separator));
RTexture2D tex = (RTexture2D)RTextures.Instance.CreateTexture <RTexture2D>(texFileName, "/textures/" + texFileName.ToLower());
tex.SetTextureMagFilter(RTextureMagFilter.Linear);
tex.SetTextureMinFilter(RTextureMinFilter.LinearMipmapLinear);
tex.SetTextureWrapMode(RTextureWrapMode.Repeat, RTextureWrapMode.Repeat);
material.SetTexture(RTextureLayer.GLOW, tex);
}
if (mat.HasTextureSpecular)
{
var texFileName = Path.GetFileName(mat.TextureSpecular.FilePath.Replace("\\", separator).Replace("/", separator));
RTexture2D tex = (RTexture2D)RTextures.Instance.CreateTexture <RTexture2D>(texFileName, "/textures/" + texFileName.ToLower());
tex.SetTextureMagFilter(RTextureMagFilter.Linear);
tex.SetTextureMinFilter(RTextureMinFilter.LinearMipmapLinear);
tex.SetTextureWrapMode(RTextureWrapMode.Repeat, RTextureWrapMode.Repeat);
material.SetTexture(RTextureLayer.SPECULAR, tex);
}
}
rmeshpart.Material = material;
rmesh.Parts.Add(rmeshpart);
}
//return rmesh;
}
//return null;
if (rmesh.Parts.Count == 0)
{
throw new ReactorException("Attempted to load a model when Assimp couldn't find any verticies!");
}
context.Dispose();
}
public override bool Execute(List <string> args)
{
if (args.Count < 1 || args.Count > 2)
{
return(false);
}
TagInstance destination = _cache.Tags[0x3317];
if (args.Count == 2)
{
destination = ArgumentParser.ParseTagIndex(_cache, args[0]);
if (!destination.IsInGroup("mode"))
{
Console.WriteLine("Specified tag is not a render_model: " + args[0]);
return(false);
}
args = args.Skip(1).ToList();
}
var builder = new RenderModelBuilder(_info.Version);
// Add a root node
var node = builder.AddNode(new RenderModel.Node
{
Name = _stringIds.GetStringId("street_cone"),
ParentNode = -1,
FirstChildNode = -1,
NextSiblingNode = -1,
DefaultRotation = new Vector4(0, 0, 0, -1),
DefaultScale = 1,
InverseForward = new Vector3(1, 0, 0),
InverseLeft = new Vector3(0, 1, 0),
InverseUp = new Vector3(0, 0, 1),
});
// Begin building the default region and permutation
builder.BeginRegion(_stringIds.GetStringId("default"));
builder.BeginPermutation(_stringIds.GetStringId("default"));
using (var importer = new AssimpContext())
{
Scene model;
using (var logStream = new LogStream((msg, userData) => Console.WriteLine(msg)))
{
logStream.Attach();
model = importer.ImportFile(args[0],
PostProcessSteps.CalculateTangentSpace |
PostProcessSteps.GenerateNormals |
PostProcessSteps.JoinIdenticalVertices |
PostProcessSteps.SortByPrimitiveType |
PostProcessSteps.PreTransformVertices |
PostProcessSteps.Triangulate);
logStream.Detach();
}
Console.WriteLine("Assembling vertices...");
// Build a multipart mesh from the model data,
// with each model mesh mapping to a part of one large mesh and having its own material
builder.BeginMesh();
ushort partStartVertex = 0;
ushort partStartIndex = 0;
var vertices = new List <RigidVertex>();
var indices = new List <ushort>();
foreach (var mesh in model.Meshes)
{
for (var i = 0; i < mesh.VertexCount; i++)
{
var position = mesh.Vertices[i];
var normal = mesh.Normals[i];
var uv = mesh.TextureCoordinateChannels[0][i];
var tangent = mesh.Tangents[i];
var bitangent = mesh.BiTangents[i];
vertices.Add(new RigidVertex
{
Position = new Vector4(position.X, position.Y, position.Z, 1),
Normal = new Vector3(normal.X, normal.Y, normal.Z),
Texcoord = new Vector2(uv.X, uv.Y),
Tangent = new Vector4(tangent.X, tangent.Y, tangent.Z, 1),
Binormal = new Vector3(bitangent.X, bitangent.Y, bitangent.Z),
});
}
// Build the index buffer
var meshIndices = mesh.GetIndices();
indices.AddRange(meshIndices.Select(i => (ushort)(i + partStartVertex)));
// Define a material and part for this mesh
var material = builder.AddMaterial(new RenderMaterial
{
RenderMethod = _cache.Tags[0x101F],
});
builder.DefinePart(material, partStartIndex, (ushort)meshIndices.Length, (ushort)mesh.VertexCount);
// Move to the next part
partStartVertex += (ushort)mesh.VertexCount;
partStartIndex += (ushort)meshIndices.Length;
}
// Bind the vertex and index buffers
builder.BindRigidVertexBuffer(vertices, node);
builder.BindIndexBuffer(indices, PrimitiveType.TriangleList);
builder.EndMesh();
}
builder.EndPermutation();
builder.EndRegion();
Console.WriteLine("Building Blam mesh data...");
var resourceStream = new MemoryStream();
var renderModel = builder.Build(_info.Serializer, resourceStream);
Console.WriteLine("Writing resource data...");
// Add a new resource for the model data
var resources = new ResourceDataManager();
resources.LoadCachesFromDirectory(_fileInfo.DirectoryName);
resourceStream.Position = 0;
resources.Add(renderModel.Geometry.Resource, ResourceLocation.Resources, resourceStream);
Console.WriteLine("Writing tag data...");
using (var cacheStream = _fileInfo.Open(FileMode.Open, FileAccess.ReadWrite))
{
var tag = destination;
var context = new TagSerializationContext(cacheStream, _cache, _stringIds, tag);
_info.Serializer.Serialize(context, renderModel);
}
Console.WriteLine("Model imported successfully!");
return(true);
}
public static void Init()
{
AssimpContext importer = new AssimpContext();
NormalSmoothingAngleConfig config = new NormalSmoothingAngleConfig(66.0f);
importer.SetConfig(config);
LogStream logStream = new LogStream(delegate(string msg, string userData)
{
Console.WriteLine(msg);
});
logStream.Attach();
Scene scene = importer.ImportFile(@"resources/icosphere.obj", PostProcessPreset.TargetRealTimeQuality);
Mesh.Icosphere = scene.Meshes[0];
scene = importer.ImportFile(@"resources/icosphereHigh.obj", PostProcessPreset.TargetRealTimeQuality);
Mesh.IcosphereHigh = scene.Meshes[0];
scene = importer.ImportFile(@"resources/asteroid.obj", PostProcessPreset.TargetRealTimeQuality);
Mesh.Asteroid = scene.Meshes[0];
scene = importer.ImportFile(@"resources/point.obj", PostProcessPreset.TargetRealTimeQuality);
Mesh.Point = scene.Meshes[0];
scene = importer.ImportFile(@"resources/cube.obj", PostProcessPreset.TargetRealTimeQuality);
Mesh.Cube = scene.Meshes[0];
scene = importer.ImportFile(@"resources/camera.obj", PostProcessPreset.TargetRealTimeQuality);
Mesh.Camera = scene.Meshes[0];
scene = importer.ImportFile(@"resources/skybox.obj", PostProcessPreset.TargetRealTimeQuality);
Mesh.SkyboxFront = scene.Meshes[0];
Mesh.SkyboxBack = scene.Meshes[1];
Mesh.SkyboxRight = scene.Meshes[2];
Mesh.SkyboxLeft = scene.Meshes[3];
Mesh.SkyboxTop = scene.Meshes[4];
Mesh.SkyboxBottom = scene.Meshes[5];
scene = importer.ImportFile(@"resources/gizmoPosX.ply", PostProcessPreset.TargetRealTimeQuality);
Mesh.GizmoXPos = scene.Meshes[0];
scene = importer.ImportFile(@"resources/gizmoPosY.ply", PostProcessPreset.TargetRealTimeQuality);
Mesh.GizmoYPos = scene.Meshes[0];
scene = importer.ImportFile(@"resources/gizmoPosZ.ply", PostProcessPreset.TargetRealTimeQuality);
Mesh.GizmoZPos = scene.Meshes[0];
scene = importer.ImportFile(@"resources/gizmoRotX.ply", PostProcessPreset.TargetRealTimeQuality);
Mesh.GizmoXRot = scene.Meshes[0];
scene = importer.ImportFile(@"resources/gizmoRotY.ply", PostProcessPreset.TargetRealTimeQuality);
Mesh.GizmoYRot = scene.Meshes[0];
scene = importer.ImportFile(@"resources/gizmoRotZ.ply", PostProcessPreset.TargetRealTimeQuality);
Mesh.GizmoZRot = scene.Meshes[0];
scene = importer.ImportFile(@"resources/text000.obj", PostProcessPreset.TargetRealTimeQuality);
Mesh.Text000 = scene.Meshes[0];
scene = importer.ImportFile(@"resources/text090.obj", PostProcessPreset.TargetRealTimeQuality);
Mesh.Text090 = scene.Meshes[0];
scene = importer.ImportFile(@"resources/text180.obj", PostProcessPreset.TargetRealTimeQuality);
Mesh.Text180 = scene.Meshes[0];
scene = importer.ImportFile(@"resources/text270.obj", PostProcessPreset.TargetRealTimeQuality);
Mesh.Text270 = scene.Meshes[0];
importer.Dispose();
logStream.Detach();
}
static public AssimpVolume LoadFromFile(string filename)
{
string path = Path.Combine("Assets", "Models", filename);
AssimpContext importer = new AssimpContext();
NormalSmoothingAngleConfig normalSmoothing = new NormalSmoothingAngleConfig(66.0f);
importer.SetConfig(normalSmoothing);
LogStream logStream = new LogStream
(
delegate(string message, string userData)
{
Console.Write(message);
}
);
logStream.Attach();
Scene model = importer.ImportFile(path, PostProcessPreset.TargetRealTimeMaximumQuality);
Mesh mesh = model.Meshes[0];
AssimpVolume v = new AssimpVolume();
List <Vector3> newVertices = new List <Vector3>();
foreach (Assimp.Vector3D vert in mesh.Vertices)
{
newVertices.Add(new Vector3(vert.X, vert.Y, vert.Z));
}
v.vertices = newVertices.ToArray();
v.indices = mesh.GetIndices();
if (mesh.HasNormals)
{
v.generateNormals = false;
List <Vector3> newNormals = new List <Vector3>();
foreach (Assimp.Vector3D n in mesh.Normals)
{
newNormals.Add(new Vector3(n.X, n.Y, n.Z));
}
v.normals = newNormals.ToArray();
}
if (mesh.HasTextureCoords(0))
{
List <Vector2> newTextureCoords = new List <Vector2>();
foreach (Assimp.Vector3D tc in mesh.TextureCoordinateChannels[0])
{
newTextureCoords.Add(new Vector2(tc.X, tc.Y));
}
v.textureCoords = newTextureCoords.ToArray();
}
if (mesh.HasVertexColors(0))
{
List <Vector3> newColors = new List <Vector3>();
foreach (Assimp.Color4D c in mesh.VertexColorChannels[0])
{
newColors.Add(new Vector3(c.R, c.G, c.B));
}
v.colors = newColors.ToArray();
}
importer.Dispose();
return(v);
}
public LogPipe(LogStore logStore)
{
_logStore = logStore;
_stream = new LogStream(LogStreamCallback);
_stream.Attach();
}
public override object Execute(List <string> args)
{
if (args.Count < 1 || args.Count > 2)
{
return(false);
}
var stringIdCount = Cache.StringTable.Count;
var destinationTag = Cache.TagCache.GetTag(@"objects\gear\human\industrial\street_cone\street_cone", "mode");
string vertexType = "rigid";
if (args[0] == "skinned" || args[0] == "rigid")
{
vertexType = args[0];
args.RemoveAt(0);
}
if (args.Count == 2)
{
if (!Cache.TryGetTag(args[0], out destinationTag) || !destinationTag.IsInGroup("mode"))
{
Console.WriteLine("Specified tag is not a render_model: " + args[0]);
return(false);
}
args.RemoveAt(0);
}
RenderModel edMode = null;
using (var cacheStream = Cache.OpenCacheReadWrite())
edMode = Cache.Deserialize <RenderModel>(cacheStream, destinationTag);
// Get a list of the original nodes
var nodeIndices = new Dictionary <string, int>();
foreach (var a in edMode.Nodes)
{
nodeIndices.Add(Cache.StringTable.GetString(a.Name), edMode.Nodes.IndexOf(a));
}
// Read the custom model file
if (!File.Exists(args[0]))
{
return(false);
}
Console.WriteLine($"File date: {File.GetLastWriteTime(args[0])}");
var builder = new RenderModelBuilder(Cache);
using (var importer = new AssimpContext())
{
Scene model;
if (vertexType == "skinned")
{
using (var logStream = new LogStream((msg, userData) => Console.WriteLine(msg)))
{
logStream.Attach();
model = importer.ImportFile(args[0],
PostProcessSteps.CalculateTangentSpace |
PostProcessSteps.GenerateNormals |
PostProcessSteps.SortByPrimitiveType |
PostProcessSteps.Triangulate);
logStream.Detach();
}
for (var i = 0; i < model.Meshes.Count; i++)
{
if (!model.Meshes[i].HasBones)
{
throw new Exception($"Mesh \"{model.Meshes[i].Name}\" has no bones!");
}
}
}
else
{
using (var logStream = new LogStream((msg, userData) => Console.WriteLine(msg)))
{
logStream.Attach();
model = importer.ImportFile(args[0],
PostProcessSteps.CalculateTangentSpace |
PostProcessSteps.GenerateNormals |
PostProcessSteps.JoinIdenticalVertices |
PostProcessSteps.SortByPrimitiveType |
PostProcessSteps.PreTransformVertices |
PostProcessSteps.Triangulate);
logStream.Detach();
}
}
Console.WriteLine("Assembling vertices...");
// Add nodes
var rigidNode = builder.AddNode(new RenderModel.Node
{
Name = Cache.StringTable.GetStringId("street_cone"),
ParentNode = -1,
FirstChildNode = -1,
NextSiblingNode = -1,
DefaultRotation = new RealQuaternion(0, 0, 0, -1),
DefaultScale = 1,
InverseForward = new RealVector3d(1, 0, 0),
InverseLeft = new RealVector3d(0, 1, 0),
InverseUp = new RealVector3d(0, 0, 1),
});
// Build a multipart mesh from the model data,
// with each model mesh mapping to a part of one large mesh and having its own material
ushort partStartVertex = 0;
ushort partStartIndex = 0;
var rigidVertices = new List <RigidVertex>();
var skinnedVertices = new List <SkinnedVertex>();
var indices = new List <ushort>();
Dictionary <string, int> newNodes = new Dictionary <string, int>();
foreach (var mesh in model.Meshes)
{
var meshIndex = model.Meshes.IndexOf(mesh);
Console.Write($"Enter a region name for '{mesh.Name}' (mesh index {meshIndex}): ");
var regionName = Console.ReadLine();
var regionStringId = Cache.StringTable.GetStringId(regionName);
if (regionStringId == StringId.Invalid)
{
regionStringId = Cache.StringTable.AddString(regionName);
}
// Begin building the default region and permutation
builder.BeginRegion(regionStringId);
builder.BeginPermutation(Cache.StringTable.GetStringId("default"));
builder.BeginMesh();
for (var i = 0; i < mesh.VertexCount; i++)
{
var position = mesh.Vertices[i];
var normal = mesh.Normals[i];
var uv = mesh.TextureCoordinateChannels[0][i];
var tangent = mesh.Tangents.Count != 0 ? mesh.Tangents[i] : new Vector3D();
var bitangent = mesh.BiTangents.Count != 0 ? mesh.BiTangents[i] : new Vector3D();
if (vertexType == "skinned")
{
var blendIndicesList = new List <byte>();
var blendWeightsList = new List <float>();
var bonesList = new List <string>();
foreach (var bone in mesh.Bones)
{
foreach (var vertexInfo in bone.VertexWeights)
{
if (vertexInfo.VertexID == i)
{
bonesList.Add(bone.Name);
blendIndicesList.Add((byte)nodeIndices[bone.Name]);
blendWeightsList.Add(vertexInfo.Weight);
}
}
}
var blendIndices = new byte[4];
var blendWeights = new float[4];
for (int j = 0; j < blendIndicesList.Count; j++)
{
if (j < 4)
{
blendIndices[j] = blendIndicesList[j];
}
}
for (int j = 0; j < blendWeightsList.Count; j++)
{
if (j < 4)
{
blendWeights[j] = blendWeightsList[j];
}
}
skinnedVertices.Add(new SkinnedVertex
{
Position = new RealQuaternion(position.X, position.Y, position.Z, 1),
Texcoord = new RealVector2d(uv.X, -uv.Y),
Normal = new RealVector3d(normal.X, normal.Y, normal.Z),
Tangent = new RealQuaternion(tangent.X, tangent.Y, tangent.Z, 1),
Binormal = new RealVector3d(bitangent.X, bitangent.Y, bitangent.Z),
BlendIndices = blendIndices,
BlendWeights = blendWeights
});
}
else
{
rigidVertices.Add(new RigidVertex
{
Position = new RealQuaternion(position.X, position.Y, position.Z, 1),
Texcoord = new RealVector2d(uv.X, -uv.Y),
Normal = new RealVector3d(normal.X, normal.Y, normal.Z),
Tangent = new RealQuaternion(tangent.X, tangent.Y, tangent.Z, 1),
Binormal = new RealVector3d(bitangent.X, bitangent.Y, bitangent.Z),
});
}
}
// Build the index buffer
var meshIndices = mesh.GetIndices();
indices.AddRange(meshIndices.Select(i => (ushort)(i + partStartVertex)));
// Define a material and part for this mesh
var material = builder.AddMaterial(new RenderMaterial
{
RenderMethod = Cache.TagCache.GetTag(@"shaders\invalid", "rmsh"),
});
builder.BeginPart(material, partStartIndex, (ushort)meshIndices.Length, (ushort)mesh.VertexCount);
builder.DefineSubPart(partStartIndex, (ushort)meshIndices.Length, (ushort)mesh.VertexCount);
builder.EndPart();
// Move to the next part
partStartVertex += (ushort)mesh.VertexCount;
partStartIndex += (ushort)meshIndices.Length;
// Bind the vertex and index buffers
if (vertexType == "skinned")
{
builder.BindSkinnedVertexBuffer(skinnedVertices);
}
else
{
builder.BindRigidVertexBuffer(rigidVertices, rigidNode);
}
builder.BindIndexBuffer(indices, IndexBufferFormat.TriangleList);
builder.EndMesh();
builder.EndPermutation();
builder.EndRegion();
}
}
Console.Write("Building render_geometry...");
var resourceStream = new MemoryStream();
var renderModel = builder.Build(Cache.Serializer, resourceStream);
if (vertexType == "skinned")
{
// Copy required data from the original render_model tag
renderModel.Nodes = edMode.Nodes;
renderModel.MarkerGroups = edMode.MarkerGroups;
renderModel.RuntimeNodeOrientations = edMode.RuntimeNodeOrientations;
}
Console.WriteLine("done.");
//
// Serialize the new render_model tag
//
Console.Write("Writing render_model tag data...");
using (var cacheStream = Cache.OpenCacheReadWrite())
Cache.Serialize(cacheStream, destinationTag, renderModel);
Console.WriteLine("done.");
//
// Save any new string ids
//
if (stringIdCount != Cache.StringTable.Count)
{
Console.Write("Saving string ids...");
Cache.SaveStrings();
Console.WriteLine("done");
}
Console.WriteLine("Model imported successfully!");
return(true);
}
static int nullBonesC = 0; //TODO remove this counter
public static void Main(string[] args)
{
//Dir
if (Directory.Exists("./obj"))
{
Console.WriteLine("Directory Found");
}
else
{
printError("Creating Dir");
Directory.CreateDirectory("./obj");
}
//File Input
string fileName = "./obj/" + getUserInput("File name");
if (fileName == "./obj/")
{
string[] possibleFiles = Directory.GetFiles("./obj");
foreach (string currFileName in possibleFiles)
{
if (!currFileName.EndsWith(".txt") && !currFileName.EndsWith(".js"))
{
fileName = currFileName;
break;
}
}
}
else
{
string[] possibleFiles = Directory.GetFiles("./obj");
foreach (string currFileName in possibleFiles)
{
if (!currFileName.Contains("fileName"))
{
fileName = currFileName;
break;
}
}
}
Console.WriteLine("Files found, starting to read them");
try { File.Delete("./obj/output.txt"); }
catch (Exception e)
{
printError("No file to delete, ignore this error" + e);
}
//Create a new importer
AssimpContext importer = new AssimpContext();
importer.SetConfig(new IFCUseCustomTriangulationConfig(true));
importer.SetConfig(new SortByPrimitiveTypeConfig(PrimitiveType.Line | PrimitiveType.Point));
importer.SetConfig(new VertexBoneWeightLimitConfig(4));
//This is how we add a configuration (each config is its own class)
//NormalSmoothingAngleConfig config = new NormalSmoothingAngleConfig(66.0f);
//importer.SetConfig(config);
//This is how we add a logging callback
LogStream logstream = new LogStream(delegate(String msg, String userData)
{
Console.WriteLine(msg);
});
logstream.Attach();
//Import the model. All configs are set. The model
//is imported, loaded into managed memory. Then the unmanaged memory is released, and everything is reset.
//Triangulating is already being done
//TODO aiProcess_JoinIdenticalVertices (Index buffer objects)
scene = importer.ImportFile(fileName, PostProcessPreset.TargetRealTimeMaximumQuality | PostProcessSteps.FlipUVs | PostProcessSteps.OptimizeMeshes | PostProcessSteps.OptimizeGraph | PostProcessSteps.SortByPrimitiveType | PostProcessSteps.LimitBoneWeights);
extractBones(scene.RootNode);
createBoneTree(scene.RootNode, -1, Matrix4x4.Identity);
parseNode(scene.RootNode);
//End of example
importer.Dispose();
adjVert = (Lookup <Vector3D, triAndVertIndex>)toLookup.ToLookup((item) => item.Key, (item) => item.Value);
//First 3 => Point, Second 3 => Line
//TODO Make this a bit better
//For each triangle, store some bary coords
Bary[] bary = new Bary[normals.Count]; //Filled with: default( int )
//Edit
#region Bary coords and bones
//Lines:
for (int j = 0; j < toLookup.Count; j += 3)
{
Vector3D v0 = toLookup[j + 2].Key - toLookup[j + 1].Key;
Vector3D v1 = toLookup[j + 2].Key - toLookup[j].Key;
Vector3D v2 = toLookup[j + 1].Key - toLookup[j].Key;
double area = Math.Abs(Vector3D.Cross(v1, v2).Length()) / 2; //Determinant of a 2D matrix, used to calculate the area of a parallelogram
IEnumerable <triAndVertIndex> matchingVertices0 = adjVert[toLookup[j].Key];
IEnumerable <triAndVertIndex> matchingVertices1 = adjVert[toLookup[j + 1].Key];
IEnumerable <triAndVertIndex> matchingVertices2 = adjVert[toLookup[j + 2].Key];
//2 Matching points
//TriIndex = triangle index of the adjacent triangle
foreach (triAndVertIndex index in matchingVertices0)
{
//Oh, yeah! It's working! (Magic!)
//TODO turn this into a function as well
foreach (triAndVertIndex otherIndex in matchingVertices1)
{
//If it is part of the same line
if (otherIndex.triIndex == index.triIndex)
{
double angleBetweenTriangles = (Vector3D.Dot(faceNormals[j / 3], faceNormals[otherIndex.triIndex]));
if (angleBetweenTriangles < THRESHOLD)
{
//area = 1/2*base*height
//2*area / base = height
/*
* dist = vec3(area / v0.Length(), 0, 0);
* gl_Position = gl_PositionIn[0];
* EmitVertex();
* dist = vec3(0, area / v1.Length(), 0);
* gl_Position = gl_PositionIn[1];
* EmitVertex();
* dist = vec3(0, 0, area / v2.Length());
* gl_Position = gl_PositionIn[2];
* EmitVertex();*/
bary[j / 3].l2 = area / v2.Length(); // 1;// angleBetweenTriangles + addTo;
}
//If we found the adjacent triangle, we can go to the next one
break;
}
}
}
foreach (triAndVertIndex index in matchingVertices1)
{
foreach (triAndVertIndex otherIndex in matchingVertices2)
{
if (otherIndex.triIndex == index.triIndex)
{
double angleBetweenTriangles = (Vector3D.Dot(faceNormals[j / 3], faceNormals[otherIndex.triIndex]));
if (angleBetweenTriangles < THRESHOLD)
{
bary[j / 3].l0 = area / v0.Length(); // TODO angleBetweenTriangles + addTo;
}
break;
}
}
}
foreach (triAndVertIndex index in matchingVertices2)
{
foreach (triAndVertIndex otherIndex in matchingVertices0)
{
if (otherIndex.triIndex == index.triIndex)
{
double angleBetweenTriangles = (Vector3D.Dot(faceNormals[j / 3], faceNormals[otherIndex.triIndex]));
if (angleBetweenTriangles < THRESHOLD)
{
bary[j / 3].l1 = area / v1.Length(); // TODO angleBetweenTriangles + addTo;
}
break;
}
}
}
}
//Draw the points as well
for (int j = 0; j < toLookup.Count; j += 3)
{
Vector3D v0 = toLookup[j + 2].Key - toLookup[j + 1].Key;
Vector3D v1 = toLookup[j + 2].Key - toLookup[j].Key;
Vector3D v2 = toLookup[j + 1].Key - toLookup[j].Key;
double area = Math.Abs(Vector3D.Cross(v1, v2).Length()) / 2; //Determinant of a 2D matrix, used to calculate the area of a parallelogram
IEnumerable <triAndVertIndex> matchingVertices0 = adjVert[toLookup[j].Key];
IEnumerable <triAndVertIndex> matchingVertices1 = adjVert[toLookup[j + 1].Key];
IEnumerable <triAndVertIndex> matchingVertices2 = adjVert[toLookup[j + 2].Key];
/*int numberOfAdjBary = 0;
*
* //Index of the adjacent triangle
* foreach (triAndVertIndex index in matchingVertices0)
* {
* //TODO turn this into a function as well
* if ((bary[index.triIndex], ((index.vertIndex + 1) % 3) + 3] > 0 || bary[index.triIndex, ((index.vertIndex + 2) % 3) + 3] > 0)
* && index.triIndex != j / 3)
* {
* numberOfAdjBary++;
* }
* }
* //Every line is actually 2 lines
* if (numberOfAdjBary >= 4)
* {
* //Now, we need to do the point calculations
* double dist0 = area / v0.Length();
* //bary[j / 3, 0] = ;
* }
* numberOfAdjBary = 0;
* foreach (triAndVertIndex index in matchingVertices1)
* {
* if ((bary[index.triIndex, ((index.vertIndex + 1) % 3) + 3] > 0 || bary[index.triIndex, ((index.vertIndex + 2) % 3) + 3] > 0)
* && index.triIndex != j / 3)
* {
* numberOfAdjBary++;
* }
* }
* if (numberOfAdjBary >= 4)
* {
* bary[j / 3, 1] = area / v1.Length();
* }
* numberOfAdjBary = 0;
* foreach (triAndVertIndex index in matchingVertices2)
* {
* if ((bary[index.triIndex, ((index.vertIndex + 1) % 3) + 3] > 0 || bary[index.triIndex, ((index.vertIndex + 2) % 3) + 3] > 0)
* && index.triIndex != j / 3)
* {
* numberOfAdjBary++;
* }
* }
* if (numberOfAdjBary >= 4)
* {
* bary[j / 3, 2] = area / v2.Length();
* }***/
}
#endregion
#if true
//Create the output file
StreamWriter JSONFile = File.CreateText("./obj/output.txt");
//Write to file
JSONFile.Write("model = [");
bool firstTime = true;
for (int j = 0, texCount = 0; j < vertices.Count; j++)
{
var index = j - texCount;
Vector3D[] currVert = Program.vertices[j];
if (currVert.Length == 1)
{
if (firstTime)
{
JSONFile.Write("{");
firstTime = false;
}
else
{
JSONFile.Write("]},\n{");
}
JSONFile.Write("name:\"" + texNames[(int)currVert[0].X] + "\",model:[");
Console.Write(texNames[(int)currVert[0].X] + "---");
texCount++;
}
else
{
//Edit
string[] baryCoordsOfTri = toBary(bary[index]);
//Triangle
for (int i = 0; i < 3; i++)
{
JSONFile.Write(Vec3DToString(currVert[i]));
JSONFile.Write(UVToString(uvs[index][i]));
JSONFile.Write(Vec3DToString(normals[index][i]));
JSONFile.Write(baryCoordsOfTri[i]);
bones[index][i].Weights[1] = 0;
if (bones[index][i].BoneIDs[1] == -1)
{
bones[index][i].Weights[0] = 1;
}
if (bones[index][i].Weights[0] == 0.5)
{
bones[index][i].Weights[0] = 0.49f;
}
JSONFile.Write((bones[index][i].BoneIDs[0] + 0.5) + "," + (bones[index][i].BoneIDs[1] + 0.5)
+ "," + bones[index][i].Weights[0] + ",");
if (bones[index][i].Weights[0] > 0.45 && bones[index][i].Weights[0] < 0.55)
{
//printError("W1: " + string.Join(",.,", bones[index][i].Weights));
}
if (bones[index][i].Weights[0] > 0.9)
{
//printError("W1: " + string.Join(",.,", bones[index][i].Weights));
}
}
}
}
JSONFile.Write("]}];");
JSONFile.Close();
#endif
StreamWriter bonesFile = File.CreateText("./obj/outputBones.txt");
//You are going to have to reorder the parts manually
bonesFile.Write("bones = [");
foreach (BoneInfo boneNode in boneNodesList)
{
//TODO Number of bones (To nearest power of 2)
//TODO Max number of influencing bones per vertex
Quaternion rot, offsetRot;
Vector3D translation, offsetTranslation;
Vector3D scale, offsetScale;
boneNode.localMat.Decompose(out scale, out rot, out translation);
boneNode.BoneOffsetMatrix.Decompose(out offsetScale, out offsetRot, out offsetTranslation);
//Console.WriteLine(QuaternionToString(rot) + "->\n" + MatToString1(rot.GetMatrix()));
//Console.WriteLine(QuaternionToString(rot) + "->\n" + Matrix4x4.FromTranslation(translation));
//Don't use .ToString(), use a custom function!
bonesFile.WriteLine(
"{name:\"" + boneNode.Name + "\",parent:" + boneNode.Parent +
",pos:[" + Vec3DToString(translation, false) + "],qRot:[" + QuaternionToString(rot) + "],offsetPos:["
+ Vec3DToString(offsetTranslation, false) + "],offsetRot:[" + QuaternionToString(offsetRot) + "]},");
}
bonesFile.Write("];");
bonesFile.WriteLine("\nvar animations = [];");
bonesFile.Close();
try { File.Delete("./obj/output.js"); } catch (Exception) { };
try { File.Delete("./obj/outputBones.js"); } catch (Exception) { };
try { File.Move("./obj/output.txt", Path.ChangeExtension("./obj/output.txt", ".js")); } catch (Exception) { };
try { File.Move("./obj/outputBones.txt", Path.ChangeExtension("./obj/outputBones.txt", ".js")); } catch (Exception) { };
Console.WriteLine("Info: {0} Bones {1} vertices without bones", boneNodesList.Count, nullBonesC);
Console.WriteLine("DONE!");
Console.Read();
}
