void PlotColorspaces(Workingspace mode, float a, float b, float z) { var c = new ExecutionContext(); c.UseFloatspace(mode, a, b, z); int width = 300; int height = 300; using (c) using (Bitmap bmp = new Bitmap(width, height)) using (Graphics g = Graphics.FromImage(bmp)){ int x_axis = 280; int y_axis = 20; for (int i = 0; i < 256; i++) { byte srgb = (byte)Math.Min(255, Math.Max(0, i)); float floatspace = (((float)i) / 255.0f); bmp.SetPixel(y_axis + i, x_axis - c.FloatspaceToByte(floatspace), Color.Blue); bmp.SetPixel(y_axis + i, x_axis - Math.Min(255, Math.Max(0, (int)(255.0f * c.ByteToFloatspace(srgb)))), Color.Red); } g.DrawLine(Pens.Gray, y_axis, x_axis, y_axis + 255, x_axis - 255); bmp.Save(String.Format(root + "Tests\\ImageResizer.Plugins.FastScaling.Tests\\PlotColorSpace{0}, {1}, {2}, {3}.png", mode, a, b, z)); } }
public void TestColorspaceEnumParsing(string name, Workingspace value) { Assert.Equal(ImageResizer.ExtensionMethods.EnumExtensions.Parse <Workingspace>(name), value); }