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 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 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;
}
}