feat(ColorMaps): support setting aboveRangeColor and belowRangeColor in presets

Author: jadh4v

Sources/Rendering/Core/ColorTransferFunction/ColorMaps.json

@@ -534,6 +534,8 @@
       "Name" : "Grayscale-DICOM-sigmoid",
       "Notes": "This is a 16 point sample of a sigmoid grayscale colormap described in the DICOM standard. See equation C.11-1 in section C.11.2",
       "NanColor" : [ 1, 0, 0 ],
+      "BelowRangeColor" : [ 0, 0, 0 ],
+      "AboveRangeColor" : [ 1, 1, 1 ],
       "RGBPoints" : [
          -1,
          0.01798620996209156,

Sources/Rendering/Core/ColorTransferFunction/index.js

@@ -1260,6 +1260,21 @@ function vtkColorTransferFunction(publicAPI, model) {
     }
     isModified = isModified || oldNanColor !== JSON.stringify(model.nanColor);
 
+    if (colorMap.BelowRangeColor) {
+      if (colorMap.BelowRangeColor.length == 3) {
+        publicAPI.setBelowRangeColor([...colorMap.BelowRangeColor, 1]);
+      } else {
+        publicAPI.setBelowRangeColor(colorMap.BelowRangeColor);
+      }
+    }
+    if (colorMap.AboveRangeColor) {
+      if (colorMap.AboveRangeColor.length == 3) {
+        publicAPI.setAboveRangeColor([...colorMap.AboveRangeColor, 1]);
+      } else {
+        publicAPI.setAboveRangeColor(colorMap.AboveRangeColor);
+      }
+    }
+
     const oldNodes = isModified || JSON.stringify(model.nodes);
     if (colorMap.RGBPoints) {
       const size = colorMap.RGBPoints.length;