public static ModelMeshAndPositionNeighbors CreateModelFromMold(int ptDensity, Stream moldDataStream, Logger logger)
{
var createModelInfo = new CreateModelInfo
{
MoldData = moldDataStream,
Minx = 1, Maxx = ptDensity,
Miny = 1, Maxy = ptDensity,
Minz = 1, Maxz = ptDensity
};
logger.Log("Start model creation from mold points");
var ptsToPolygons = new PointsToPolygons(createModelInfo);
var model = ptsToPolygons.Process();
logger.Log("End model creation from mold points.");
if (moldDataStream != null)
{
moldDataStream.Close();
}
var neighboringIndices = model == null? null : PaulBourkeSmoother.GetPositionNeighbors(model.Positions.Count, model.TriangleIndices);
return(new ModelMeshAndPositionNeighbors
{
MeshGeometry = model,
PositionNeighbors = neighboringIndices
});
}
public void TestNormals()
{
var mdlReader = new MdlFilePolygonDataReader(_inputPath + @"\flowerpetals.mdl");
var triangles = Triangle.GetTrianglesFromPts(mdlReader.Points);
var meshGeometryModel = PaulBourkeSmoother.CreateMeshGeometry3DFromTriangles(triangles);
Assert.AreEqual(0, meshGeometryModel.Normals.Count);
XamlWriter.SaveMeshGeometryModel(_outputPath + @"\ModelWithoutSetNormals.xaml", meshGeometryModel, Color.FromRgb(255, 255, 0));
NormalCalculator.SetNormalsForModel(meshGeometryModel);
Assert.AreEqual(meshGeometryModel.Positions.Count, meshGeometryModel.Normals.Count);
XamlWriter.SaveMeshGeometryModel(_outputPath + @"\ModelWithSetNormals.xaml", meshGeometryModel, Color.FromRgb(255, 255, 0));
var normalModelPts = new List <Point3D>();
for (var index = 0; index < meshGeometryModel.Normals.Count; index++)
{
var normal = meshGeometryModel.Normals[index];
var position = meshGeometryModel.Positions[index];
var p2 = new Point3D(position.X + normal.X, position.Y + normal.Y, position.Z + normal.Z);
var lineModel = LineDisplayModel.GetLineModel(position, p2, .03);
normalModelPts.AddRange(lineModel);
}
XamlWriter.WritePolygonsToXamlFile("", _outputPath + @"\NormalsAsLines.xaml", normalModelPts, false);
}
public void SanityCheckForCreateMeshGeometry3DFromTriangles()
{
var mdlFileReader = new MdlFilePolygonDataReader(_inputPath + @"\flowerpetals.mdl");
var triangles = Triangle.GetTrianglesFromPts(mdlFileReader.Points);
var meshGeometryModel = PaulBourkeSmoother.CreateMeshGeometry3DFromTriangles(triangles);
Assert.AreEqual(triangles.Count * 3, meshGeometryModel.TriangleIndices.Count);
//check each triangle for proper orientation
for (var ctr = 0; ctr < meshGeometryModel.TriangleIndices.Count; ctr += 3)
{
var p0 = meshGeometryModel.Positions[meshGeometryModel.TriangleIndices[ctr]];
var p1 = meshGeometryModel.Positions[meshGeometryModel.TriangleIndices[ctr + 1]];
var p2 = meshGeometryModel.Positions[meshGeometryModel.TriangleIndices[ctr + 2]];
var v1P = p1 - p0;
var v2P = p2 - p0;
var v1 = new Vector3D(v1P.X, v1P.Y, v1P.Z);
var v2 = new Vector3D(v2P.X, v2P.Y, v2P.Z);
var crossVector = Vector3D.CrossProduct(v1, v2);
Assert.IsFalse(Math.Round(crossVector.Length, 6) == 0.0, string.Format("Proper triangle cannot be formed at startind index {0} with the positions {1} {2} {3}", ctr, p0, p1, p2));
}
}
public void TestNativeAmerican()
{
var camPos1 = new Point3D(0.000000, 0.000000, 1239.995361);
var lookingAtPt1 = new Point3D(-0.810811, 0.000000, 0.000000);
var image1 = (Bitmap)Image.FromFile(_inputPath + @"\native_american_front.jpg");
var frontTexImageInfo = new AddTexImageInfo {
CameraLocation = camPos1, ImageBitmap = image1, LookingAt = lookingAtPt1
};
var camPos2 = new Point3D(-54.005825, 0.000000, -1238.818726);
var lookingAtPt2 = new Point3D(0.810041, 0.000000, -0.035313);
var image2 = (Bitmap)Image.FromFile(_inputPath + @"\native_american_back.jpg");
var backTexImageInfo = new AddTexImageInfo {
CameraLocation = camPos2, ImageBitmap = image2, LookingAt = lookingAtPt2
};
var cameraRatio = Te();
var addTextureInfo = new AddTextureInfo {
CameraRatio = cameraRatio, ImageInfos = new[] { frontTexImageInfo, backTexImageInfo }
};
var mdlFilePath = _inputPath + @"\native_american.mdl";
var mdlReader = new MdlFilePolygonDataReader(mdlFilePath);
var triangles = Triangle.GetTrianglesFromPts(mdlReader.Points);;
var meshGeometryModel = PaulBourkeSmoother.CreateMeshGeometry3DFromTriangles(triangles);
Assert.AreEqual(0, meshGeometryModel.Normals.Count);
//make the model smoother
var currentPositions = meshGeometryModel.Positions;
var positionNeighbors = PaulBourkeSmoother.GetPositionNeighbors(currentPositions.Count, meshGeometryModel.TriangleIndices);
for (var ctr = 1; ctr <= 4; ctr++)
{
var newPositions = PaulBourkeSmoother.GetSmoothenedPositions(currentPositions, meshGeometryModel.TriangleIndices, positionNeighbors);
currentPositions = newPositions;
}
meshGeometryModel.Positions = currentPositions;
var result = TextureProcessor.GenerateTexture(addTextureInfo, meshGeometryModel, _outputPath + @"\log.txt");
var textureImageName = _outputPath + @"\" + "native_american.bmp";
result.Bitmap.Save(textureImageName);
meshGeometryModel.TextureCoordinates = result.TextureCoordinates;
var geometryModel3D = new GeometryModel3D
{
Geometry = meshGeometryModel,
Material = new DiffuseMaterial {
Brush = new ImageBrush {
ImageSource = new BitmapImage(new Uri(textureImageName, UriKind.Relative)), ViewportUnits = BrushMappingMode.Absolute
}
}
};
XamlWriter.SaveGeometryModel3D(_outputPath + @"\native_american_ModelWithTexture.xaml", geometryModel3D);
MdlToXamlConverter.SaveAsGeometryModel3D(mdlFilePath, _outputPath + @"\Orig_native_american_Model_WithTexture.xaml");
}
public void TestDinosaurModel()
{
var camPos1 = new Point3D(0.000000, 0.000000, 40.000000);
var lookingAtPt1 = new Point3D(0.449719, 0.000000, 0.000000);
var image1 = (Bitmap)Image.FromFile(_inputPath + @"\dinosaur_front.bmp");
var frontTexImageInfo = new AddTexImageInfo {
CameraLocation = camPos1, ImageBitmap = image1, LookingAt = lookingAtPt1
};
var camPos2 = new Point3D(9.568636, 0.000000, -38.838657);
var lookingAtPt2 = new Point3D(-0.436662, 0.000000, -0.107580);
var image2 = (Bitmap)Image.FromFile(_inputPath + @"\dinosaur_back.bmp");
var backTexImageInfo = new AddTexImageInfo {
CameraLocation = camPos2, ImageBitmap = image2, LookingAt = lookingAtPt2
};
var cameraRatio = new CameraRatio {
XRangeAtInfinity = 30.000000, YRangeAtInfinity = 22.504684
};
var addTextureInfo = new AddTextureInfo {
CameraRatio = cameraRatio, ImageInfos = new[] { frontTexImageInfo, backTexImageInfo }
};
var models = XamlFormatModelReader.GetModelsFromFile(_inputPath + @"\dinosaur_with_normals.xaml");
var meshGeometryModel = (MeshGeometry3D)models[0].Geometry;
//make the model smoother
var currentPositions = meshGeometryModel.Positions;
var positionNeighbors = PaulBourkeSmoother.GetPositionNeighbors(currentPositions.Count, meshGeometryModel.TriangleIndices);
for (var ctr = 1; ctr <= 21; ctr++)
{
var newPositions = PaulBourkeSmoother.GetSmoothenedPositions(currentPositions, meshGeometryModel.TriangleIndices, positionNeighbors);
currentPositions = newPositions;
}
meshGeometryModel.Positions = currentPositions;
var result = TextureProcessor.GenerateTexture(addTextureInfo, meshGeometryModel, _outputPath + @"\log.txt");
var textureImageName = _outputPath + @"\" + "dinosaur_texture.bmp";
result.Bitmap.Save(textureImageName);
meshGeometryModel.TextureCoordinates = result.TextureCoordinates;
var geometryModel3D = new GeometryModel3D
{
Geometry = meshGeometryModel,
Material = new DiffuseMaterial {
Brush = new ImageBrush {
ImageSource = new BitmapImage(new Uri(textureImageName, UriKind.Relative)), ViewportUnits = BrushMappingMode.Absolute
}
}
};
XamlWriter.SaveGeometryModel3D(_outputPath + @"\ModelWithTexture.xaml", geometryModel3D);
MdlToXamlConverter.SaveAsGeometryModel3D(_inputPath + @"\dinosaur.mdl", _outputPath + @"\Orig_dinosaur_Model_WithTexture.xaml");
}
public void TestCreateNormalWithTheDinosaurModel()
{
var mdlReader = new MdlFilePolygonDataReader(_inputPath + @"\dinosaur.mdl");
var triangles = Triangle.GetTrianglesFromPts(mdlReader.Points);
var meshGeometryModel = PaulBourkeSmoother.CreateMeshGeometry3DFromTriangles(triangles);
Assert.AreEqual(0, meshGeometryModel.Normals.Count);
NormalCalculator.SetNormalsForModel(meshGeometryModel);
Assert.AreEqual(meshGeometryModel.Positions.Count, meshGeometryModel.Normals.Count);
XamlWriter.SaveMeshGeometryModel(_outputPath + @"\ModelWithSetNormals.xaml", meshGeometryModel, Color.FromRgb(255, 255, 0));
}
private static Point3DCollection GetSmoothenedPositions(Point3DCollection originalPositions,
Int32Collection triangleIndexCollection, HashSet <int>[] positionNeighbors, int smootheningIterationCount)
{
var newPositions = originalPositions;
for (var ctr = 1; ctr <= smootheningIterationCount; ctr++)
{
newPositions = PaulBourkeSmoother.GetSmoothenedPositions(newPositions, triangleIndexCollection, positionNeighbors);
}
return(newPositions);
}
public static ModelMeshAndTexture CreateDefaultModel(CreateModelContract inputParams)
{
var logger = new Logger(inputParams.LogFilePath);
Stream moldDataStream;
ApplyImages(inputParams, out moldDataStream);
var createModelInfo = new CreateModelInfo
{
MoldData = moldDataStream,
Minx = 1, Maxx = inputParams.PtDensity,
Miny = 1, Maxy = inputParams.PtDensity,
Minz = 1, Maxz = inputParams.PtDensity
};
logger.Log("Start model creation from mold points");
var ptsToPolygons = new PointsToPolygons(createModelInfo);
var model = ptsToPolygons.Process();
logger.Log("End model creation from mold points.");
if (moldDataStream != null)
{
moldDataStream.Close();
}
if (inputParams.SmoothingIterationCount > 0)
{
logger.Log(string.Format("Start smoothening {0} times", inputParams.SmoothingIterationCount));
model.Positions = PaulBourkeSmoother.GetSmoothenedPositions(model.Positions, model.TriangleIndices,
inputParams.SmoothingIterationCount);
logger.Log("End smoothening.");
}
var addTextureInfo = GetAddTextureInfoForFrontAndBackImage(inputParams);
var texture = TextureProcessor.GenerateTexture(addTextureInfo, model, inputParams.LogFilePath);
logger.Log("Returning model mesh and texture");
if (texture != null)
{
model.TextureCoordinates = texture.TextureCoordinates;
}
return(new ModelMeshAndTexture
{
MeshGeometry = model, TextureBitmap = (texture == null? null : texture.Bitmap)
});
}
public void TestMediumSizedModel()
{
var mdlFileReader = new MdlFilePolygonDataReader(_inputPath + @"\v.mdl");
var triangles = Triangle.GetTrianglesFromPts(mdlFileReader.Points);
XamlWriter.WritePolygonsToXamlFile("", string.Format(@"{0}\InputModel.xaml", _outputPath), mdlFileReader.Points, false);
var meshGeometryModel = PaulBourkeSmoother.CreateMeshGeometry3DFromTriangles(triangles);
XamlWriter.SaveMeshGeometryModel(string.Format(@"{0}\InputModelMeshGeometry.xaml", _outputPath), meshGeometryModel, Color.FromRgb(100, 100, 100));
var smoothPositions = PaulBourkeSmoother.GetSmoothenedPositions(meshGeometryModel.Positions, meshGeometryModel.TriangleIndices, 6);
XamlWriter.SavePositionsAndTriangleIndicesAsModel(string.Format(@"{0}\Smoothened_{1}_times.xaml", _outputPath, 6),
smoothPositions, meshGeometryModel.TriangleIndices, Color.FromRgb(100, 100, 100));
}
public void TestGetSmoothenedPositions()
{
var mdlFileReader = new MdlFilePolygonDataReader(_inputPath + @"\flowerpetals.mdl");
var triangles = Triangle.GetTrianglesFromPts(mdlFileReader.Points);
XamlWriter.WritePolygonsToXamlFile("", string.Format(@"{0}\InputModel.xaml", _outputPath), mdlFileReader.Points, false);
var meshGeometryModel = PaulBourkeSmoother.CreateMeshGeometry3DFromTriangles(triangles);
XamlWriter.SaveMeshGeometryModel(string.Format(@"{0}\InputModelMeshGeometry.xaml", _outputPath), meshGeometryModel, Color.FromRgb(100, 100, 100));
var currentPositions = meshGeometryModel.Positions;
var positionNeighbors = PaulBourkeSmoother.GetPositionNeighbors(currentPositions.Count, meshGeometryModel.TriangleIndices);
for (var ctr = 1; ctr <= 10; ctr++)
{
var newPositions = PaulBourkeSmoother.GetSmoothenedPositions(currentPositions, meshGeometryModel.TriangleIndices, positionNeighbors);
XamlWriter.SavePositionsAndTriangleIndicesAsModel(string.Format(@"{0}\Smoothing_Iteration_{1}.xaml", _outputPath, ctr),
newPositions, meshGeometryModel.TriangleIndices, Color.FromRgb(100, 100, 100));
currentPositions = newPositions;
}
}
public void TestWithABlankCube()
{
var camPos1 = new Point3D(0.000000, 0.000000, 1239.995361);
var lookingAtPt1 = new Point3D(0.0, 0.000000, 0.000000);
var image1 = (Bitmap)Image.FromFile(_inputPath + @"\native_american_front.jpg");
var frontTexImageInfo = new AddTexImageInfo {
CameraLocation = camPos1, ImageBitmap = image1, LookingAt = lookingAtPt1
};
var camPos2 = new Point3D(0, 0.000000, -1238.818726);
var lookingAtPt2 = new Point3D(0.0, 0.000000, 0);
var image2 = (Bitmap)Image.FromFile(_inputPath + @"\native_american_back.jpg");
var backTexImageInfo = new AddTexImageInfo {
CameraLocation = camPos2, ImageBitmap = image2, LookingAt = lookingAtPt2
};
var cameraRatio = new CameraRatio {
XRangeAtInfinity = 2.0, YRangeAtInfinity = 2.0
};
var addTextureInfo = new AddTextureInfo {
CameraRatio = cameraRatio, ImageInfos = new[] { frontTexImageInfo, backTexImageInfo }
};
var points = PolygonsGetter.GetBoxPolygonsAroundAPoint(new Point3D(0, 0, 0), 20);
var triangles = Triangle.GetTrianglesFromPts(points);
var meshGeometryModel = PaulBourkeSmoother.CreateMeshGeometry3DFromTriangles(triangles);
Assert.AreEqual(0, meshGeometryModel.Normals.Count);
var result = TextureProcessor.GenerateTexture(addTextureInfo, meshGeometryModel, _outputPath + @"\log.txt");
var textureImageName = _outputPath + @"\" + "native_american.bmp";
result.Bitmap.Save(textureImageName);
meshGeometryModel.TextureCoordinates = result.TextureCoordinates;
XamlWriter.SaveMeshGeometryModel(_outputPath + @"\blank_cube_model_with_native_american_texture.xaml", meshGeometryModel, result.Bitmap);
}
public void TestBatmanModelCreationWithSmootheningAndFrontBackTexture()
{
const string moldFilename = "batman.mld";
var moldFilePath = _inputFolderPath + @"\" + moldFilename;
var createModelInfo = new CreateModelInfo
{
FilePath = moldFilePath,
Minx = 1,
Maxx = 296,
Miny = 109,
Maxy = 296,
Minz = 1,
Maxz = 296
};
var testobj = new PointsToPolygons(createModelInfo);
var meshGeometry3D = testobj.Process();
Assert.AreEqual(42422 * 3, meshGeometry3D.TriangleIndices.Count);
//smoothen the model five times
meshGeometry3D.Positions = PaulBourkeSmoother.GetSmoothenedPositions(meshGeometry3D.Positions, meshGeometry3D.TriangleIndices, 5);
//Add textures
//SETCAMERAPARAMS_INFINITY 20.000000, 26.661116
//ADDFRONTBACKTEXTURE "C:\Documents and Settings\Vishal Kumar\Desktop\batman\capture_00003.jpg", 0.000000, 0.000000, 40.000000, -0.549542, 0.000000, 0.000000,
//"C:\Documents and Settings\Vishal Kumar\Desktop\batman\capture_00031.jpg", 0.476956, 0.000000, -39.997158, 0.549503, 0.000000, 0.006553, "C:\Documents and Settings\Vishal Kumar\Desktop\batman\IBModelerFiles\modelfull.mdl"
var camPos1 = new Point3D(0.000000, 0.000000, 40.000);
var lookingAtPt1 = new Point3D(-0.549542, 0.000000, 0.000000);
var image1 = (Bitmap)Image.FromFile(_inputFolderPath + @"\batmanfront.jpg");
var frontTexImageInfo = new AddTexImageInfo {
CameraLocation = camPos1, ImageBitmap = image1, LookingAt = lookingAtPt1
};
var camPos2 = new Point3D(0.476956, 0.000000, -39.997158);
var lookingAtPt2 = new Point3D(0.549503, 0.000000, 0.006553);
var image2 = (Bitmap)Image.FromFile(_inputFolderPath + @"\batmanback.jpg");
var backTexImageInfo = new AddTexImageInfo {
CameraLocation = camPos2, ImageBitmap = image2, LookingAt = lookingAtPt2
};
var cameraRatio = new CameraRatio
{
XRangeAtInfinity = 26.661116,
YRangeAtInfinity = 20.000000
};
var addTextureInfo = new AddTextureInfo {
BackImageInfo = backTexImageInfo, CameraRatio = cameraRatio, FrontImageInfo = frontTexImageInfo
};
var result = TextureProcessor.GetModelWithFrontAndBackTexture(addTextureInfo, meshGeometry3D);
var textureImageName = _outputFolderPath + @"\" + "batman.bmp";
result.BitmapTextureImg.Save(textureImageName);
var geometryModel3D = new GeometryModel3D
{
Geometry = result.MeshGeometry,
Material = new DiffuseMaterial {
Brush = new ImageBrush {
ImageSource = new BitmapImage(new Uri(textureImageName, UriKind.Relative)), ViewportUnits = BrushMappingMode.Absolute
}
}
};
XamlWriter.SaveGeometryModel3D(_outputFolderPath + @"\batman.xaml", geometryModel3D);
}
