/// <summary>
///
/// </summary>
public void UpdateRectangle(IColorMap aColorMap)
{
iFillRectangle = new System.Drawing.RectangleF(
(iLowerLeft.X * iScale.X),
(iLowerLeft.Y * iScale.Y),
(iWidth * iScale.X),
iHeight * iScale.Y);
if (aColorMap.GetColors().GetLength(0) < iId)
{
iId = 0;
}
iBrush = new System.Drawing.Drawing2D.LinearGradientBrush(
iFillRectangle,
aColorMap.GetColor(iId), Color.Black,
System.Drawing.Drawing2D.LinearGradientMode.Vertical);
iGrayBrush = new System.Drawing.Drawing2D.LinearGradientBrush(
iFillRectangle,
Color.Gray, Color.Black,
System.Drawing.Drawing2D.LinearGradientMode.Vertical);
iBorderRectangle = new System.Drawing.Rectangle(
(int)Math.Ceiling(iLowerLeft.X * iScale.X),
(int)Math.Ceiling(iLowerLeft.Y * iScale.Y),
(int)Math.Ceiling(iWidth * iScale.X),
(int)Math.Ceiling(iHeight * iScale.Y));
}
// NOTE: This expects colors in SVGs to be specified with hex triplets to be recognized
static void ApplyColorMap(XmlDocument xmlDocument, IColorMap colorMap)
{
foreach (var attr in xmlDocument
.SelectNodes("//*")
.OfType <XmlElement>()
.SelectMany(x => x.Attributes.Cast <XmlAttribute>()))
{
var attrValue = attr.Value;
foreach (var match in _hexColorMatchRegex.Matches(attrValue).Cast <Match>().Reverse())
{
var matchGroup = match.Groups["color"];
var origHexColor = matchGroup.Value;
if (origHexColor.Length == 3)
{
origHexColor = string.Format("{0}{0}{1}{1}{2}{2}", origHexColor[0], origHexColor[1], origHexColor[2]);
}
var origColor = Color.FromRgb(Convert.ToInt32(origHexColor, 16));
var newColor = colorMap.Map(origColor);
if (origColor != newColor)
{
var newHexColor = string.Format(
"{0:x2}{1:x2}{2:x2}",
(int)Math.Round(newColor.R * 255.0f),
(int)Math.Round(newColor.G * 255.0f),
(int)Math.Round(newColor.B * 255.0f));
attrValue = attrValue.Remove(matchGroup.Index, matchGroup.Length).Insert(matchGroup.Index, newHexColor);
}
}
attr.Value = attrValue;
}
}
public void Initialize(double[] data, int width, int height, IColorTable colorTable, IColorMap colorMap)
{
// set members
_width = width;
_height = height;
_rawData = data;
// set default for this
_invalidPixelValueColor = Color.White;
// allocate image buffer
_data = new int[width * height];
// set color table now, we need it during raw buffer creation
// TODO: throw if null, initialize?
_colorTable = colorTable;
// create color map
if (colorMap != null)
{
_colorMap = colorMap;
}
else
{
_colorMap = ColorMapFactory.Create(ColorMapTypes.Gray);
_colorMap.Initialize();
_colorMap.Bias = 0.5;
_colorMap.Contrast = 1;
}
// create raw image buffer.
// separating this will add more granularity saving time if we want to rebuild
// since we dont want to recalc extremes again...etc
CreateRawImageBuffer();
}
public ColorMapper(IColorMap colormap, double zmin, double zmax, Color factor)
{
m_colormap = colormap;
m_zmin = zmin;
m_zmax = zmax;
m_factor = factor;
}
public CustomAlphaColorMapKey(IColorMap colorMap, byte alpha, bool thresholding)
: this()
{
_colorMap = colorMap;
_alpha = alpha;
_thresholding = thresholding;
}
public ColorbarImageGenerator(IColorMap map, float min, float max, ITickProvider provider, ITickRenderer renderer)
{
_mapper = new ColorMapper(map, min, max);
_min = min;
_max = max;
_provider = provider;
_renderer = renderer;
}
public void InstallColorMap(string name)
{
if (_colorMapName != name)
{
_colorMapName = name;
_colorMap = null;
}
}
public void InstallColorMap(IColorMap colorMap)
{
if (_colorMap != colorMap)
{
_colorMap = colorMap;
_colorMapName = null;
}
}
void IColorMapInstaller.InstallColorMap(IColorMap colorMap)
{
if (_colorMap == colorMap)
{
return;
}
_colorMap = colorMap;
}
public void ResetBiasContrast()
{
IColorMap cm = CurrentImage.ColorMap;
cm.Bias = 0.5;
cm.Contrast = 1;
CurrentImage.ColorMap = cm;
RaiseImageChanged();
}
static public IColorMap FromFile(string path)
{
IColorMap cm = null;
XmlReader r = null;
try
{
r = XmlReader.Create(path);
r.ReadToFollowing("ColorMap");
double bias = double.Parse(r["Bias"]);
double contrast = double.Parse(r["Contrast"]);
string type = r["Type"];
switch (type)
{
case "RGBFile":
r.ReadToDescendant("RGB");
StringReader sr = new StringReader(r.ReadString());
cm = new FileColorMap(sr);
sr.Close();
break;
case "Advanced":
// skip LIP tag
r.ReadToDescendant("LIP");
r.ReadToDescendant("Red");
string red = r.ReadString();
r.ReadToNextSibling("Green");
string green = r.ReadString();
r.ReadToNextSibling("Blue");
string blue = r.ReadString();
cm = new CustomLIColorMap(red, green, blue);
break;
default:
cm = Create((ColorMapTypes)Enum.Parse(typeof(ColorMapTypes), r["Type"], true), null);
break;
}
if (cm != null)
{
cm.Initialize();
cm.Bias = bias;
cm.Contrast = contrast;
}
}
finally
{
if (r != null)
{
r.Close();
}
}
return(cm);
}
private static int[] ConstructFinalLut(IComposedLut outputLut, IColorMap colorMap, bool invert)
{
CodeClock clock = new CodeClock();
clock.Start();
colorMap.MinInputValue = outputLut.MinOutputValue;
colorMap.MaxInputValue = outputLut.MaxOutputValue;
int[] outputLutData = outputLut.Data;
int[] colorMapData = colorMap.Data;
if (_finalLutBuffer == null || _finalLutBuffer.Length != outputLutData.Length)
{
_finalLutBuffer = new int[outputLutData.Length];
}
int numberOfEntries = _finalLutBuffer.Length;
fixed(int *pOutputLutData = outputLutData)
{
fixed(int *pColorMapData = colorMapData)
{
fixed(int *pFinalLutData = _finalLutBuffer)
{
int *pFinalLut = pFinalLutData;
if (!invert)
{
int firstColorMappedPixelValue = colorMap.FirstMappedPixelValue;
for (int i = 0; i < numberOfEntries; ++i)
{
*(pFinalLut++) = pColorMapData[*(pOutputLutData + i) - firstColorMappedPixelValue];
}
}
else
{
int lastColorMappedPixelValue = colorMap.FirstMappedPixelValue + colorMap.Data.Length - 1;
for (int i = 0; i < numberOfEntries; ++i)
{
*(pFinalLut++) = pColorMapData[lastColorMappedPixelValue - *(pOutputLutData + i)];
}
}
}
}
}
clock.Stop();
PerformanceReportBroker.PublishReport("ImageRenderer", "ConstructFinalLut", clock.Seconds);
return(_finalLutBuffer);
}
static void DoCreateImage(IDensityMatrix matrix)
{
Logger.PrintInfo("matrix = [" + matrix.Width + "x" + matrix.Height + " " + matrix.Maximum + "]");
IColorMap cm = GetColorMap(out string _);
using (var img = new MagicCanvas(Options.Width, Options.Height))
{
Logger.PrintInfo("building image");
PaintImageData(matrix, cm, img);
SaveCanvas(img);
}
}
static void CreateColorMapTest()
{
IColorMap cmap = GetColorMap(out string name);
using (var img = new MagicCanvas(Options.Width, Options.Height))
{
for (int x = 0; x < Options.Width; x++)
{
ColorD c = cmap.GetColor(x, Options.Width);
img.DrawLine(c, x, 0, x, Options.Height - 1);
}
img.SavePng("ColorMapTest-" + name + ".png");
}
}
public ForegroundTextTransformation(
IColorMap colorMap,
Action <Exception> exceptionHandler,
int startOffset,
int endOffset,
int foreground,
int background,
int fontStyle) : base(startOffset, endOffset)
{
_colorMap = colorMap;
_exceptionHandler = exceptionHandler;
_foreground = foreground;
_background = background;
_fontStyle = fontStyle;
}
/// <summary>
/// Initializes a new instance of the ToastTileCreator class.
/// </summary>
/// <param name="map">
/// Color map.
/// </param>
/// <param name="serializer">
/// Tile serializer.
/// </param>
public ToastTileCreator(IColorMap map, IImageTileSerializer serializer)
{
if (map == null)
{
throw new ArgumentNullException("map");
}
if (serializer == null)
{
throw new ArgumentNullException("serializer");
}
this.ColorMap = map;
this.TileSerializer = serializer;
}
private static void SetFusionDisplayParameters(IPresentationImage image, IColorMap colorMap, float opacity, bool thresholding)
{
if (image is IColorMapProvider)
{
var colorMapProvider = (IColorMapProvider)image;
colorMapProvider.ColorMapManager.InstallColorMap(colorMap);
}
if (image is ILayerOpacityProvider)
{
var layerOpacityProvider = (ILayerOpacityProvider)image;
layerOpacityProvider.LayerOpacityManager.Thresholding = thresholding;
layerOpacityProvider.LayerOpacityManager.Opacity = opacity;
}
}
/// <summary>
/// Initializes a new instance of the MercatorTileCreator class.
/// </summary>
/// <param name="map">
/// Color map.
/// </param>
/// <param name="serializer">
/// Tile serializer.
/// </param>
public MercatorTileCreator(IColorMap map, IImageTileSerializer serializer)
{
if (map == null)
{
throw new ArgumentNullException("map");
}
if (serializer == null)
{
throw new ArgumentNullException("serializer");
}
this.ColorMap = map;
this.TileSerializer = serializer;
}
public void LoadColorMap(string file)
{
_modelState.ColorMap.Param = "";
IColorMap cm = ColorMapFactory.FromFile(file);
if (cm != null)
{
_modelState.ColorMap.Type = cm.Type;
if (CurrentImage != null)
{
CurrentImage.ColorMap = cm;
RaiseImageChanged();
}
}
}
public static IColorMap ProcessFilters(IColorMap map, IEnumerable<IFilter> filters)
{
IColorMap currentMap = map;
foreach (var filter in filters)
{
if (filter == null)
throw new ArgumentNullException(nameof(filter));
var newmap = filter.CreateResultMap(currentMap);
filter.ProcessMap(currentMap, newmap);
if (newmap != currentMap && currentMap != map) currentMap.Dispose();
currentMap = newmap;
}
return currentMap;
}
/// <summary>
/// Initializes a new instance of the MaskedTileCreator class.
/// </summary>
/// <param name="map">
/// Color map.
/// </param>
/// <param name="serializer">
/// Tile serializer.
/// </param>
/// <param name="lookAtOutsideSurface">
/// True if the projection is from outside the sphere, False if it's from inside.
/// </param>
public MaskedTileCreator(IColorMap map, IImageTileSerializer serializer, bool lookAtOutsideSurface)
{
if (map == null)
{
throw new ArgumentNullException("map");
}
if (serializer == null)
{
throw new ArgumentNullException("serializer");
}
this.ColorMap = map;
this.TileSerializer = serializer;
this.LookAtOutsideSurface = lookAtOutsideSurface;
}
/// <summary>
/// Initializes a new instance of the MaskedTileCreator class.
/// </summary>
/// <param name="map">
/// Color map.
/// </param>
/// <param name="serializer">
/// Tile serializer.
/// </param>
/// <param name="lookAtOutsideSurface">
/// True if the projection is from outside the sphere, False if it's from inside.
/// </param>
public MaskedTileCreator(IColorMap map, IImageTileSerializer serializer, bool lookAtOutsideSurface)
{
if (map == null)
{
throw new ArgumentNullException("map");
}
if (serializer == null)
{
throw new ArgumentNullException("serializer");
}
this.ColorMap = map;
this.TileSerializer = serializer;
this.LookAtOutsideSurface = lookAtOutsideSurface;
}
/// <summary>
/// Creates a DEM tile creator instance for the specified projection type.
/// </summary>
/// <param name="map">
/// Color map used.
/// </param>
/// <param name="projectionType">
/// Projection type desired.
/// </param>
/// <param name="path">
/// Location where the tiles should be serialized.
/// </param>
/// <returns>
/// ITileCreator instance.
/// </returns>
public static ITileCreator CreateImageTileCreator(IColorMap map, ProjectionTypes projectionType, string path)
{
if (map == null)
{
throw new ArgumentNullException("map");
}
if (string.IsNullOrEmpty(path))
{
throw new ArgumentNullException("path");
}
IImageTileSerializer serializer = new ImageTileSerializer(TileHelper.GetDefaultImageTilePathTemplate(path), ImageFormat.Png);
return(CreateImageTileCreator(map, projectionType, serializer));
}
/// <summary>
/// Draws the rectangle and its children
/// </summary>
/// <param name="aGraphics">the graphics container</param>
public void Draw(Graphics aGraphics, IColorMap aColorMap, List <int> aSelectedIds, IndexVisibilityHandler aVisibility)
{
iVisibility = aVisibility;
if (iHeight * iScale.Y <= 1)
{
return;
}
this.DrawChild(aGraphics, aColorMap, aSelectedIds, aVisibility);
//foreach (TreeRectangle rectangle in iChildRectangles)
//{
// rectangle.DrawChild(aGraphics, aColorMap);
//}
//
}
/// <summary>
/// Initializes a new instance of the ShapeTileCreator class.
/// </summary>
/// <param name="serializer">Tile serializer to be used.</param>
/// <param name="colorMap">Color map.</param>
/// <param name="type">Desired projection type.</param>
/// <param name="maximumLevel">Maximum level of the image pyramid.</param>
public ShapeTileCreator(IImageTileSerializer serializer, IColorMap colorMap, ProjectionTypes type, int maximumLevel)
{
if (serializer == null)
{
throw new ArgumentNullException("serializer");
}
if (colorMap == null)
{
throw new ArgumentNullException("colorMap");
}
this.tileSerializer = serializer;
this.colorMap = colorMap;
this.ProjectionType = type;
this.maximumLevel = maximumLevel;
}
/// <summary>
/// Initializes a new instance of the ShapeTileCreator class.
/// </summary>
/// <param name="serializer">Tile serializer to be used.</param>
/// <param name="colorMap">Color map.</param>
/// <param name="type">Desired projection type.</param>
/// <param name="maximumLevel">Maximum level of the image pyramid.</param>
public ShapeTileCreator(IImageTileSerializer serializer, IColorMap colorMap, ProjectionTypes type, int maximumLevel)
{
if (serializer == null)
{
throw new ArgumentNullException("serializer");
}
if (colorMap == null)
{
throw new ArgumentNullException("colorMap");
}
this.tileSerializer = serializer;
this.colorMap = colorMap;
this.ProjectionType = type;
this.maximumLevel = maximumLevel;
}
public ImageProcessor(IColorMap raw, IEnumerable <IFilter> filters)
{
this.raw = raw;
stages = filters.Select(f =>
{
IIIFilterAutoAdjuster adjuster = null;
if (!(f is IAutoAdjustableFilter) || !((IAutoAdjustableFilter)f).IsAdjusted)
{
adjuster = AutoAdjustersFactory.GetNewAutoAdjuster(f);
}
var stage = new Stage
{
Filter = f,
AutoAdjuster = adjuster
};
return(stage);
}).ToList();
}
public void SetColormapParams(ColorMapTypes colorMapType, string param)
{
if (_modelState.ColorMap.Type != colorMapType || _modelState.ColorMap.Param != param)
{
_modelState.ColorMap.Type = colorMapType;
_modelState.ColorMap.Param = param;
IColorMap cm = ColorMapFactory.Create(colorMapType, param);
if (cm != null)
{
cm.Initialize();
if (CurrentImage != null)
{
CurrentImage.ColorMap = cm;
RaiseImageChanged();
}
}
}
}
static public IImage FromFile(string nicFile)
{
IImage ii = null;
StreamReader sr = null;
XmlReader r = null;
ImageTypes it = ImageTypes.Indexed;
Color nan = Color.Empty;
try
{
sr = new StreamReader(nicFile);
r = XmlReader.Create(sr.BaseStream);
r.ReadToFollowing("ImageConfig");
it = (ImageTypes)Enum.Parse(typeof(ImageTypes), r["Type"]);
nan = Color.FromArgb(int.Parse(r["NaNColor"]));
r.Close(); r = null;
sr.Close(); sr = null;
IColorTable ct = ColorTableFactory.FromFile(nicFile);
IColorMap cm = ColorMapFactory.FromFile(nicFile);
ii = ImageFactory.Create(it);
if (ii != null)
{
ii.ColorTable = ct;
ii.ColorMap = cm;
ii.InvalidPixelValueColor = nan;
}
}
finally
{
if (r != null)
{
r.Close();
}
if (sr != null)
{
sr.Close();
}
}
return(ii);
}
public void Unload()
{
if (_realColorMap == null)
{
return;
}
lock (_syncLock)
{
if (_realColorMap == null)
{
return;
}
_realColorMap = null;
Diagnostics.OnLargeObjectReleased(_largeObjectData.BytesHeldCount);
_largeObjectData.BytesHeldCount = 0;
_largeObjectData.LargeObjectCount = 0;
MemoryManager.Remove(this);
}
}
/// <summary>
/// Creates an image tile creator instance for the specified projection type.
/// </summary>
/// <param name="map">
/// Color map used.
/// </param>
/// <param name="projectionType">
/// Projection type desired.
/// </param>
/// <param name="serializer">
/// Tile serializer instance.
/// </param>
/// <returns>
/// ITileCreator instance.
/// </returns>
public static ITileCreator CreateImageTileCreator(IColorMap map, ProjectionTypes projectionType, IImageTileSerializer serializer)
{
if (map == null)
{
throw new ArgumentNullException("map");
}
if (serializer == null)
{
throw new ArgumentNullException("serializer");
}
switch (projectionType)
{
case ProjectionTypes.Mercator:
return(new MercatorTileCreator(map, serializer));
default:
return(new ToastTileCreator(map, serializer));
}
}
public static IColorMap ProcessFilters(IColorMap map, IEnumerable <IFilter> filters)
{
IColorMap currentMap = map;
foreach (var filter in filters)
{
if (filter == null)
{
throw new ArgumentNullException(nameof(filter));
}
var newmap = filter.CreateResultMap(currentMap);
filter.ProcessMap(currentMap, newmap);
if (newmap != currentMap && currentMap != map)
{
currentMap.Dispose();
}
currentMap = newmap;
}
return(currentMap);
}
private void ResetImage()
{
// need to maintain color map used with image if we have one
IColorMap cm = null;
if (CurrentImage != null)
{
cm = CurrentImage.ColorMap;
CurrentImage = null;
}
// create new image now
CreateImage();
// restore colormap
if (cm != null)
{
CurrentImage.ColorMap = cm;
}
// notify observers
RaiseImageChanged();
}
public IColorMap Invoke()
{
IColorMap image = raw;
IColorMap newimage;
foreach (List <Stage> stagesGroup in stages.Split(s => s.AutoAdjuster != null, LinqExtensions.SplitPlace.Last))
{
var last = stagesGroup.Last();
if (last.AutoAdjuster != null)
{
if (stagesGroup.Count > 1)
{
newimage = FiltersPipeline.ProcessFilters(image, stagesGroup.Take(stagesGroup.Count - 1).Select(s => s.Filter));
image.Dispose();
image = newimage;
}
IColorMap imagetoadjust = image;
last.AutoAdjuster.AutoAdjust(last.Filter, imagetoadjust);
if (image != imagetoadjust)
{
imagetoadjust.Dispose();
}
last.AutoAdjuster = null;
newimage = FiltersPipeline.ProcessFilters(image, last.Filter);
image.Dispose();
image = newimage;
}
else
{
newimage = FiltersPipeline.ProcessFilters(image, stagesGroup.Select(s => s.Filter));
image.Dispose();
image = newimage;
}
}
return(image);
}
/// <summary>
/// Installs a colour map.
/// </summary>
public void InstallColorMap(IColorMap colorMap)
{
this.ColorMapManager.InstallColorMap(colorMap);
}
void IColorMapInstaller.InstallColorMap(IColorMap colorMap)
{
if (_colorMap == colorMap)
return;
_colorMap = colorMap;
}
/// <summary>
/// Converts indexed pixel data to ARGB using the specified colour map.
/// </summary>
/// <param name="bitsAllocated">Number of bits allocated in <paramref name="srcPixelData"/>.</param>
/// <param name="isSigned">Indicates whether <paramref name="srcPixelData"/> is signed.</param>
/// <param name="srcPixelData">The input pixel data to be converted.</param>
/// <param name="argbPixelData">The converted output pixel data in ARGB format.</param>
/// <param name="map">The colour map to be used.</param>
/// <remarks>
/// Internally, this method is used to convert PALETTE COLOR images to ARGB.
/// </remarks>
public static void ToArgb(
int bitsAllocated,
bool isSigned,
byte[] srcPixelData,
byte[] argbPixelData,
IColorMap map)
{
int sizeInPixels = argbPixelData.Length/4;
int firstPixelMapped = map.MinInputValue;
fixed (byte* pSrcPixelData = srcPixelData)
{
fixed (byte* pArgbPixelData = argbPixelData)
{
fixed (int* pColorMap = map.Data)
{
int dst = 0;
if (bitsAllocated == 8)
{
if (isSigned)
{
// 8-bit signed
for (int i = 0; i < sizeInPixels; i++)
{
int value = pColorMap[((sbyte*)pSrcPixelData)[i] - firstPixelMapped];
pArgbPixelData[dst] = Color.FromArgb(value).B;
pArgbPixelData[dst + 1] = Color.FromArgb(value).G;
pArgbPixelData[dst + 2] = Color.FromArgb(value).R;
pArgbPixelData[dst + 3] = Color.FromArgb(value).A;
dst += 4;
}
}
else
{
// 8-bit unsigned
for (int i = 0; i < sizeInPixels; i++)
{
int value = pColorMap[pSrcPixelData[i] - firstPixelMapped];
pArgbPixelData[dst] = Color.FromArgb(value).B;
pArgbPixelData[dst + 1] = Color.FromArgb(value).G;
pArgbPixelData[dst + 2] = Color.FromArgb(value).R;
pArgbPixelData[dst + 3] = Color.FromArgb(value).A;
dst += 4;
}
}
}
else
{
if (isSigned)
{
// 16-bit signed
for (int i = 0; i < sizeInPixels; i++)
{
int value = pColorMap[((short*)pSrcPixelData)[i] - firstPixelMapped];
pArgbPixelData[dst] = Color.FromArgb(value).B;
pArgbPixelData[dst + 1] = Color.FromArgb(value).G;
pArgbPixelData[dst + 2] = Color.FromArgb(value).R;
pArgbPixelData[dst + 3] = Color.FromArgb(value).A;
dst += 4;
}
}
else
{
// 16-bit unsinged
for (int i = 0; i < sizeInPixels; i++)
{
int value = pColorMap[((ushort*)pSrcPixelData)[i] - firstPixelMapped];
pArgbPixelData[dst] = Color.FromArgb(value).B;
pArgbPixelData[dst + 1] = Color.FromArgb(value).G;
pArgbPixelData[dst + 2] = Color.FromArgb(value).R;
pArgbPixelData[dst + 3] = Color.FromArgb(value).A;
dst += 4;
}
}
}
}
}
}
}
public AlphaColorMap(IColorMap baseColorMap)
: this(baseColorMap, 255, false) {}
public IColorMap ProcessFilters(IColorMap map) => ProcessFilters(map, _filters);
void IColorMapInstaller.InstallColorMap(IColorMap colorMap)
{
_placeholderColorMapManager.InstallColorMap(colorMap);
InstallColorMap();
}
public VectorMap(IColorMap m, Vector3[] rgb)
{
_width = m.Width;
_height = m.Height;
Rgb = rgb;
}
private static IList<double> DiffFusionOperatorResults(IColorMap colorMap, bool thresholding, string testName)
{
var outputPath = new DirectoryInfo(Path.Combine(typeof (FusionColorCompositingTest).FullName, testName));
if (outputPath.Exists)
outputPath.Delete(true);
outputPath.Create();
// this kind of test requires that the base and overlay slices be unsigned and precisely coincident
using (var data = new FusionTestDataContainer(
() => TestDataFunction.GradientX.CreateSops(false, Modality.CT, new Vector3D(1.0f, 1.0f, 15.0f), Vector3D.xUnit, Vector3D.yUnit, Vector3D.zUnit),
() => TestDataFunction.GradientY.CreateSops(false, Modality.PT, new Vector3D(1.0f, 1.0f, 15.0f), Vector3D.xUnit, Vector3D.yUnit, Vector3D.zUnit)))
{
using (var log = File.CreateText(Path.Combine(outputPath.FullName, "data.csv")))
{
log.WriteLine("{0}, {1}, {2}, {3}", "n", "opacity", "alpha", "diff");
using (var baseDisplaySet = data.CreateBaseDisplaySet())
{
using (var overlayDisplaySet = data.CreateOverlayDisplaySet())
{
using (var fusionDisplaySet = data.CreateFusionDisplaySet())
{
var list = new List<double>();
var imageIndex = fusionDisplaySet.PresentationImages.Count/2;
var fusionImage = fusionDisplaySet.PresentationImages[imageIndex];
for (int n = 0; n <= 10; n++)
{
var opacity = n/10f;
SetFusionDisplayParameters(fusionImage, colorMap, opacity, thresholding);
using (IPresentationImage referenceImage =
Fuse(baseDisplaySet.PresentationImages[imageIndex], overlayDisplaySet.PresentationImages[imageIndex], colorMap, opacity, thresholding))
{
using (var referenceBmp = DrawToBitmap(referenceImage))
{
referenceBmp.Save(Path.Combine(outputPath.FullName, string.Format("reference{0}.png", n)));
}
using (var fusionBmp = DrawToBitmap(fusionImage))
{
fusionBmp.Save(Path.Combine(outputPath.FullName, string.Format("test{0}.png", n)));
}
// because the fusion display set is generated from real base images and *reformatted* overlay images,
// there will necessarily be higher differences at the edges of the useful image area
Bitmap diff;
double result = ImageDiff.Compare(ImageDiffAlgorithm.Euclidian, referenceImage, fusionImage, new Rectangle(18, 18, 98, 98), out diff);
diff.Save(Path.Combine(outputPath.FullName, string.Format("diff{0}.png", n)));
diff.Dispose();
log.WriteLine("{0}, {1:f2}, {2}, {3:f6}", n, opacity, (int) (255*opacity), result);
list.Add(result);
}
}
return list;
}
}
}
}
}
}
private static void SetFusionDisplayParameters(IPresentationImage image, IColorMap colorMap, float opacity, bool thresholding)
{
if (image is IColorMapProvider)
{
var colorMapProvider = (IColorMapProvider) image;
colorMapProvider.ColorMapManager.InstallColorMap(colorMap);
}
if (image is ILayerOpacityProvider)
{
var layerOpacityProvider = (ILayerOpacityProvider) image;
layerOpacityProvider.LayerOpacityManager.Thresholding = thresholding;
layerOpacityProvider.LayerOpacityManager.Opacity = opacity;
}
}
/// <summary>
/// Installs a color map.
/// </summary>
public void InstallColorMap(IColorMap colorMap)
{
_colorMapInstaller.InstallColorMap(colorMap);
}
public void InstallColorMap(string name)
{
if (_colorMapName != name)
{
_colorMapName = name;
_colorMap = null;
}
}
/// <summary>
/// Creates an image tile creator instance for the specified projection type.
/// </summary>
/// <param name="map">
/// Color map used.
/// </param>
/// <param name="projectionType">
/// Projection type desired.
/// </param>
/// <param name="serializer">
/// Tile serializer instance.
/// </param>
/// <returns>
/// ITileCreator instance.
/// </returns>
public static ITileCreator CreateImageTileCreator(IColorMap map, ProjectionTypes projectionType, IImageTileSerializer serializer)
{
if (map == null)
{
throw new ArgumentNullException("map");
}
if (serializer == null)
{
throw new ArgumentNullException("serializer");
}
switch (projectionType)
{
case ProjectionTypes.Mercator:
return new MercatorTileCreator(map, serializer);
default:
return new ToastTileCreator(map, serializer);
}
}
/// <summary>
/// Creates a DEM tile creator instance for the specified projection type.
/// </summary>
/// <param name="map">
/// Color map used.
/// </param>
/// <param name="projectionType">
/// Projection type desired.
/// </param>
/// <param name="path">
/// Location where the tiles should be serialized.
/// </param>
/// <returns>
/// ITileCreator instance.
/// </returns>
public static ITileCreator CreateImageTileCreator(IColorMap map, ProjectionTypes projectionType, string path)
{
if (map == null)
{
throw new ArgumentNullException("map");
}
if (string.IsNullOrEmpty(path))
{
throw new ArgumentNullException("path");
}
IImageTileSerializer serializer = new ImageTileSerializer(TileHelper.GetDefaultImageTilePathTemplate(path), ImageFormat.Png);
return CreateImageTileCreator(map, projectionType, serializer);
}
public AlphaColorMap(IColorMap baseColorMap, byte alpha, bool thresholding)
{
_baseColorMap = baseColorMap;
_alpha = alpha;
_thresholding = thresholding;
}
public void InstallColorMap(IColorMap colorMap)
{
if (_colorMap != colorMap)
{
_colorMap = colorMap;
_colorMapName = null;
}
}
/// <summary>
/// Reference implementation of the image fusion operator.
/// </summary>
private static IPresentationImage Fuse(IPresentationImage baseImage, IPresentationImage overlayImage, IColorMap colorMap, float opacity, bool thresholding)
{
Platform.CheckTrue(baseImage is IImageSopProvider, "baseImage must be a IImageSopProvider.");
Platform.CheckTrue(overlayImage is IImageSopProvider, "overlayImage must be a IImageSopProvider.");
Platform.CheckTrue(baseImage is IImageGraphicProvider, "baseImage must be a IImageGraphicProvider.");
Platform.CheckTrue(overlayImage is IImageGraphicProvider, "overlayImage must be a IImageGraphicProvider.");
var baseImageSopProvider = (IImageSopProvider) baseImage;
var baseImageGraphicProvider = (IImageGraphicProvider) baseImage;
var overlayImageSopProvider = (IImageSopProvider) overlayImage;
var overlayImageGraphicProvider = (IImageGraphicProvider) overlayImage;
var rows = baseImageSopProvider.Frame.Rows;
var cols = baseImageSopProvider.Frame.Columns;
var pixelData = new byte[3*rows*cols];
colorMap.MinInputValue = ushort.MinValue;
colorMap.MaxInputValue = ushort.MaxValue;
// this here is the magic
baseImageGraphicProvider.ImageGraphic.PixelData.ForEachPixel(
(n, x, y, i) =>
{
// and this is why the base and overlay slices must be unsigned precisely coincident
var patientLocation = baseImageSopProvider.Frame.ImagePlaneHelper.ConvertToPatient(new PointF(x, y));
var overlayCoordinate = overlayImageSopProvider.Frame.ImagePlaneHelper.ConvertToImagePlane(patientLocation);
var baseValue = (ushort) baseImageGraphicProvider.ImageGraphic.PixelData.GetPixel(i);
var overlayValue = overlayImageGraphicProvider.ImageGraphic.PixelData.GetPixel((int) overlayCoordinate.X, (int) overlayCoordinate.Y);
// the fusion operator: output = underlyingGrey*(1-alpha) + overlayingColour*(alpha) (see DICOM 2009 PS 3.4 N.2.4.3)
var compositeColor = ToRgbVectorFromGrey(baseValue)*(1 - opacity) + ToRgbVector(colorMap[overlayValue])*opacity;
pixelData[3*n] = (byte) compositeColor.X;
pixelData[3*n + 1] = (byte) compositeColor.Y;
pixelData[3*n + 2] = (byte) compositeColor.Z;
});
var dicomFile = new DicomFile();
var dataset = dicomFile.DataSet;
dataset[DicomTags.PatientId].SetStringValue(baseImageSopProvider.ImageSop.PatientId);
dataset[DicomTags.PatientsName].SetStringValue(baseImageSopProvider.ImageSop.PatientsName);
dataset[DicomTags.StudyId].SetStringValue(baseImageSopProvider.ImageSop.StudyId);
dataset[DicomTags.StudyInstanceUid].SetStringValue(baseImageSopProvider.ImageSop.StudyInstanceUid);
dataset[DicomTags.SeriesDescription].SetStringValue(baseImageSopProvider.ImageSop.SeriesDescription);
dataset[DicomTags.SeriesNumber].SetInt32(0, 9001);
dataset[DicomTags.SeriesInstanceUid].SetStringValue(DicomUid.GenerateUid().UID);
dataset[DicomTags.SopInstanceUid].SetStringValue(DicomUid.GenerateUid().UID);
dataset[DicomTags.SopClassUid].SetStringValue(ModalityConverter.ToSopClassUid(Modality.SC));
dataset[DicomTags.Modality].SetStringValue("SC");
dataset[DicomTags.FrameOfReferenceUid].SetStringValue(baseImageSopProvider.Frame.FrameOfReferenceUid);
dataset[DicomTags.ImageOrientationPatient].SetStringValue(baseImageSopProvider.Frame.ImageOrientationPatient.ToString());
dataset[DicomTags.ImagePositionPatient].SetStringValue(baseImageSopProvider.Frame.ImagePositionPatient.ToString());
dataset[DicomTags.PixelSpacing].SetStringValue(baseImageSopProvider.Frame.PixelSpacing.ToString());
dataset[DicomTags.PhotometricInterpretation].SetStringValue("RGB");
dataset[DicomTags.SamplesPerPixel].SetInt32(0, 3);
dataset[DicomTags.BitsStored].SetInt32(0, 8);
dataset[DicomTags.BitsAllocated].SetInt32(0, 8);
dataset[DicomTags.HighBit].SetInt32(0, 7);
dataset[DicomTags.PixelRepresentation].SetInt32(0, 0);
dataset[DicomTags.Rows].SetInt32(0, rows);
dataset[DicomTags.Columns].SetInt32(0, cols);
dataset[DicomTags.PixelData].Values = pixelData;
dicomFile.MediaStorageSopClassUid = dataset[DicomTags.SopClassUid];
dicomFile.MediaStorageSopInstanceUid = dataset[DicomTags.SopInstanceUid];
using (var sopDataSource = new XSopDataSource(dicomFile))
{
return PresentationImageFactory.Create(new ImageSop(sopDataSource))[0];
}
}
private static int[] ConstructFinalLut(IComposedLut outputLut, IColorMap colorMap, bool invert)
{
CodeClock clock = new CodeClock();
clock.Start();
colorMap.MinInputValue = outputLut.MinOutputValue;
colorMap.MaxInputValue = outputLut.MaxOutputValue;
int[] outputLutData = outputLut.Data;
int[] colorMapData = colorMap.Data;
if (_finalLutBuffer == null || _finalLutBuffer.Length != outputLutData.Length)
_finalLutBuffer = new int[outputLutData.Length];
int numberOfEntries = _finalLutBuffer.Length;
fixed (int* pOutputLutData = outputLutData)
{
fixed (int* pColorMapData = colorMapData)
{
fixed (int* pFinalLutData = _finalLutBuffer)
{
int* pFinalLut = pFinalLutData;
if (!invert)
{
int firstColorMappedPixelValue = colorMap.FirstMappedPixelValue;
for (int i = 0; i < numberOfEntries; ++i)
*(pFinalLut++) = pColorMapData[*(pOutputLutData + i) - firstColorMappedPixelValue];
}
else
{
int lastColorMappedPixelValue = colorMap.FirstMappedPixelValue + colorMap.Data.Length - 1;
for (int i = 0; i < numberOfEntries; ++i)
*(pFinalLut++) = pColorMapData[lastColorMappedPixelValue - *(pOutputLutData + i)];
}
}
}
}
clock.Stop();
PerformanceReportBroker.PublishReport("ImageRenderer", "ConstructFinalLut", clock.Seconds);
return _finalLutBuffer;
}
public static IColorMap ProcessFilters(IColorMap map, IFilter filter)
{
return ProcessFilters(map, new[] { filter });
}