private async void OpenButton_Click(object sender, RoutedEventArgs e) { StorageFolder temp = ApplicationData.Current.LocalCacheFolder; StorageFile file = await temp.CreateFileAsync("current_image.png", CreationCollisionOption.ReplaceExisting); await cameraService.MediaCapture.CapturePhotoToStorageFileAsync(ImageEncodingProperties.CreateJpeg(), file); file = null; file = await temp.GetFileAsync("current_image.png"); var wb = new WriteableBitmap(1, 1); await wb.LoadAsync(file); this.ImageCropper.SourceImage = wb; await cameraService.StopPreviewAsync(); this.CameraPreview.Visibility = Visibility.Collapsed; }
private async void OpenButton_Click(object sender, RoutedEventArgs e) { FileOpenPicker openPicker = new FileOpenPicker(); openPicker.ViewMode = PickerViewMode.Thumbnail; openPicker.SuggestedStartLocation = PickerLocationId.PicturesLibrary; openPicker.FileTypeFilter.Add(".jpg"); openPicker.FileTypeFilter.Add(".bmp"); openPicker.FileTypeFilter.Add(".gif"); openPicker.FileTypeFilter.Add(".png"); StorageFile imgFile = await openPicker.PickSingleFileAsync(); if (imgFile != null) { var wb = new WriteableBitmap(1,1); await wb.LoadAsync(imgFile); this.ImageCropper.SourceImage = wb; } }
public async Task LoadTexture(string filename) { var folder = Windows.ApplicationModel.Package.Current.InstalledLocation; var texFile = await folder.GetFileAsync(filename); var properties = await texFile.Properties.GetImagePropertiesAsync(); WriteableBitmap wbmp = new WriteableBitmap((Int32)properties.Width, (Int32)properties.Height); await wbmp.LoadAsync(texFile); byte[] pixels = new byte[wbmp.PixelWidth * wbmp.PixelHeight * 4]; using (Stream pixelStream = wbmp.PixelBuffer.AsStream()) { await pixelStream.ReadAsync(pixels, 0, pixels.Length); } wbmp.Invalidate(); TexturePixels = new Vector3[wbmp.PixelHeight, wbmp.PixelWidth]; int r = 0, c = 0; for (int i = 0; i < pixels.Length; i++) { TexturePixels[r, c] = new Vector3(pixels[i + 2], pixels[i + 1], pixels[i + 0]) / 255.0f; c = (c + 1) % wbmp.PixelWidth; if (c == 0) { r = (r + 1) % wbmp.PixelHeight; } i += 3; } TexSize = new Vector2(wbmp.PixelWidth, wbmp.PixelHeight); }
private async void CropImage(bool wide = false) { IsCropEnabled = false; try { var img = wide ? _previewImageWide : _previewImageNormal; WriteableBitmap resizedBitmap = new WriteableBitmap(CropWidth, CropHeight); //if (img.UriSource == null) //await resizedBitmap.LoadAsync(_originaPickedStorageFile); /*else*/ if (!img.UriSource.ToString().Contains("ms-appdata")) { var imgFile = await SaveImage(img, wide); await resizedBitmap.LoadAsync(imgFile); } else await resizedBitmap.LoadAsync(await StorageFile.GetFileFromApplicationUriAsync(img.UriSource)); if (wide) resizedBitmap = resizedBitmap.Crop(CropLeftWide, CropTopWide, CropWidthWide + CropLeftWide, CropTopWide + CropHeightWide); else resizedBitmap = resizedBitmap.Crop(CropLeft, CropTop, CropWidth + CropLeft, CropTop + CropHeight); var file = await ApplicationData.Current.TemporaryFolder.CreateFileAsync($"_cropTemp{(wide ? "Wide" : "")}.png", CreationCollisionOption.GenerateUniqueName); if (wide) _lastCroppedFileNameWide = file.Name; else _lastCroppedFileName = file.Name; await resizedBitmap.SaveAsync(file, BitmapEncoder.PngEncoderId); if (wide) { PreviewImageWide = new BitmapImage(new Uri($"ms-appdata:///temp/{file.Name}")); } else { PreviewImageNormal = new BitmapImage(new Uri($"ms-appdata:///temp/{file.Name}")); UndoCropVisibility = Visibility.Visible; } } catch (Exception) { UWPUtilities.GiveStatusBarFeedback("An error occured..."); } IsCropEnabled = true; }
public async Task CreateTriangles(string filename, float scale, Vector3 position) { var folder = Windows.ApplicationModel.Package.Current.InstalledLocation; var file = await folder.GetFileAsync(filename); var wholeFile = await FileIO.ReadTextAsync(file); int v = 0; int t = 0; int n = 0; string[] read = wholeFile.Split('\n'); byte[] pixels = new byte[1]; WriteableBitmap wbmp = null; Vector2 X = new Vector2(float.MaxValue, float.MinValue), Y = new Vector2(float.MaxValue, float.MinValue), Z = new Vector2(float.MaxValue, float.MinValue); FunkyTexture texture = new FunkyTexture(); string mtlFilename = string.Empty; foreach (string s in read) { if (s.Length == 0) continue; if (s[0] == 'v' && s[1] == ' ') { v++; string[] temp = s.Split(' '); float x = float.Parse(temp[1]); if (x < X.X) X.X = x; if (x > X.Y) X.Y = x; float y = float.Parse(temp[2]); if (y < Y.X) Y.X = y; if (y > Y.Y) Y.Y = y; float z = float.Parse(temp[3]); if (z < Z.X) Z.X = z; if (z > Z.Y) Z.Y = z; } else if (s[0] == 'v' && s[1] == 't') { t++; } else if (s[0] == 'v' && s[1] == 'n') { n++; } else if (s.Contains("mtllib")) { mtlFilename = s.Split(' ')[1]; var mtlFile = await folder.GetFileAsync(mtlFilename); var mtlText = await FileIO.ReadTextAsync(mtlFile); foreach (string ms in mtlText.Trim().Split('\n')) { if (ms.Contains("map_Kd")) { string texFilename = ms.Split(' ')[1]; var texFile = await folder.GetFileAsync(texFilename); var properties = await texFile.Properties.GetImagePropertiesAsync(); wbmp = new WriteableBitmap((Int32)properties.Width, (Int32)properties.Height); await wbmp.LoadAsync(texFile); pixels = new byte[wbmp.PixelWidth * wbmp.PixelHeight * 4]; using (Stream pixelStream = wbmp.PixelBuffer.AsStream()) { await pixelStream.ReadAsync(pixels, 0, pixels.Length); } wbmp.Invalidate(); texture.TexturePixels = new Vector3[wbmp.PixelHeight, wbmp.PixelWidth]; int r = 0, c = 0; for (int i = 0; i < pixels.Length; i++) { texture.TexturePixels[r, c] = new Vector3(pixels[i+2], pixels[i+1], pixels[i+0])/255.0f; c = (c + 1) % wbmp.PixelWidth; if (c == 0) { r = (r + 1) % wbmp.PixelHeight; } i+=3; } texture.TexSize = new Vector2(wbmp.PixelWidth, wbmp.PixelHeight); } } } } if (X.X == 0) X.X = float.MinValue; if (X.Y == 0) X.Y = float.MinValue; if (Y.X == 0) Y.X = float.MinValue; if (Y.Y == 0) Y.Y = float.MinValue; if (Z.X == 0) Z.X = float.MinValue; if (Z.Y == 0) Z.Y = float.MinValue; Vector3[] vertices = new Vector3[v]; Vector3[] Normals = new Vector3[n]; Vector2[] Texture = new Vector2[t]; int cV = 0, cN = 0, cT = 0; foreach (string s in read) { if (s.Length == 0) continue; if (s[0] == 'v') { if (s[1] == ' ') { string[] temp = s.Split(' '); float a = float.Parse(temp[1]); float b = -float.Parse(temp[2]); float c = float.Parse(temp[3]); vertices[cV] = new Vector3( (a >= 0 ? (a / X.Y) : -(a / X.X)) * scale + position.X, (b >= 0 ? (b / Y.Y) : -(b / Y.X)) * scale + position.Y, (c >= 0 ? (c / Z.Y) : -(c / Z.X)) * scale + position.Z ); cV++; } if (s[1] == 't') { string[] temp = s.Split(' '); float a = float.Parse(temp[1]); float b = float.Parse(temp[2]); Texture[cT] = new Vector2(a, b); cT++; } if (s[1] == 'n') { string[] temp = s.Split(' '); float a = float.Parse(temp[1]); float b = float.Parse(temp[2]); float c = float.Parse(temp[3]); Normals[cN] = new Vector3(a, b, c); cN++; } } } int count = 0; foreach (string s in read) { if (s.Length == 0) continue; if (s[0] == 'f') { int a, b, c; if (s.Contains("/")) { string[] temp = s.Split(' '); a = int.Parse(temp[1].Split('/')[0]) - 1; b = int.Parse(temp[2].Split('/')[0]) - 1; c = int.Parse(temp[3].Split('/')[0]) - 1; int aa = int.Parse(temp[1].Split('/')[1]) - 1; int bb = int.Parse(temp[2].Split('/')[1]) - 1; int cc = int.Parse(temp[3].Split('/')[1]) - 1; int aaa = int.Parse(temp[1].Split('/')[2]) - 1; int bbb = int.Parse(temp[2].Split('/')[2]) - 1; int ccc = int.Parse(temp[3].Split('/')[2]) - 1; Vector3 v1 = vertices[b - a]; Vector3 v2 = vertices[c - a]; v1 = Vector3.Cross(v1,v2); v1.Normalize(); v2= new Vector3(RayTracer.ImageSize.X/2.0f, RayTracer.ImageSize.Y/2.0f,0) - RayTracer.Eye; v2.Normalize(); Triangles.Add(new Triangle(vertices[a], vertices[b], vertices[c], new Vector2[]{ Texture[aa], Texture[bb], Texture[cc]}, new SurfaceType() { color = (new Vector3(1, 1, 0)), type = textureType.standard, specular = new Vector3(1, 1, 1), SpecExponent = 9999999999, }) {TextureToUse = texture, TCC = TextureCoordConst.Z} ); } else { string[] temp = s.Split(' '); a = int.Parse(temp[1]) - 1; b = int.Parse(temp[2]) - 1; c = int.Parse(temp[3]) - 1; Triangles.Add(new Triangle(vertices[a], vertices[b], vertices[c], new SurfaceType() { color = new Vector3(0.64253f, 0.12354f, 0986345f), type = textureType.standard, specular = new Vector3(1, 1, 1), SpecExponent = 0, })); } //if (count++ > 100) break; } } }