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");
        }
示例#2
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        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);
        }
示例#3
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        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)
            });
        }
示例#4
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        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));
        }
示例#5
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        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;
            }
        }
示例#6
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        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);
        }