fix: Fix typescript

Author: bruyeret

Sources/Rendering/Core/Volume/index.d.ts

@@ -31,8 +31,9 @@ export interface vtkVolume extends vtkProp3D {
 
   /**
    * Get the volume property for the specified mapper input port, which defaults to 0
+   * @param {number} mapperInputPort Defaults to 0
    */
-  getProperty(mapperInputPort = 0): vtkVolumeProperty;
+  getProperty(mapperInputPort?: number): vtkVolumeProperty;
 
   /**
    * Get the volume properties array
@@ -73,8 +74,9 @@ export interface vtkVolume extends vtkProp3D {
   /**
    * Set the volume property for the specified mapper input port, which defaults to 0
    * @param {vtkVolumeProperty} property
+   * @param {number} mapperInputPort Defaults to 0
    */
-  setProperty(property: vtkVolumeProperty, mapperInputPort = 0): boolean;
+  setProperty(property: vtkVolumeProperty, mapperInputPort?: number): boolean;
 
   /**
    * Set the volume properties array

Sources/Rendering/Core/VolumeMapper/index.d.ts

@@ -1,9 +1,9 @@
 import vtkPiecewiseFunction from '../../../Common/DataModel/PiecewiseFunction';
-import { Bounds, Range } from '../../../types';
+import { Bounds } from '../../../types';
 import vtkAbstractMapper3D, {
   IAbstractMapper3DInitialValues,
 } from '../AbstractMapper3D';
-import { BlendMode, FilterMode } from './Constants';
+import { BlendMode } from './Constants';
 
 /**
  *
@@ -223,6 +223,5 @@ export declare const vtkVolumeMapper: {
   newInstance: typeof newInstance;
   extend: typeof extend;
   BlendMode: typeof BlendMode;
-  FilterMode: typeof FilterMode;
 };
 export default vtkVolumeMapper;