test(actor2d): testing for vtkActor2D layer number

Author: sankhesh

Sources/Rendering/Core/Actor2D/test/testActor2D.js

@@ -43,17 +43,27 @@ test.onlyIfWebGL('Test Actor2D', (t) => {
   actor2D.getProperty().setOpacity(0.3);
   actor2D.getProperty().setDisplayLocation(DisplayLocation.FOREGROUND);
   actor2D.getProperty().setRepresentation(Representation.SURFACE);
+  actor2D.setLayerNumber(2);
   renderer.addActor2D(actor2D);
   const actor2D1 = gc.registerResource(vtkActor2D.newInstance());
   actor2D1.getProperty().setColor([0.1, 0.8, 0.5]);
   actor2D1.getProperty().setDisplayLocation(DisplayLocation.BACKGROUND);
   actor2D1.getProperty().setRepresentation(Representation.SURFACE);
   renderer.addActor2D(actor2D1);
+  actor2D1.setLayerNumber(1);
+  const actor2D2 = gc.registerResource(vtkActor2D.newInstance());
+  actor2D2.getProperty().setColor([0.8, 0.4, 0.4]);
+  actor2D2.getProperty().setOpacity(1.0);
+  actor2D2.getProperty().setDisplayLocation(DisplayLocation.FOREGROUND);
+  actor2D2.getProperty().setRepresentation(Representation.SURFACE);
+  actor2D2.setLayerNumber(1);
+  renderer.addActor2D(actor2D2);
 
   const mapper = gc.registerResource(vtkMapper.newInstance());
   actor.setMapper(mapper);
   const mapper2D = gc.registerResource(vtkMapper2D.newInstance());
   const mapper2D1 = gc.registerResource(vtkMapper2D.newInstance());
+  const mapper2D2 = gc.registerResource(vtkMapper2D.newInstance());
   const c = vtkCoordinate.newInstance();
   c.setCoordinateSystemToWorld();
   mapper2D.setTransformCoordinate(c);
@@ -62,21 +72,30 @@ test.onlyIfWebGL('Test Actor2D', (t) => {
   mapper2D1.setTransformCoordinate(c);
   mapper2D1.setScalarVisibility(false);
   actor2D1.setMapper(mapper2D1);
+  mapper2D2.setTransformCoordinate(c);
+  mapper2D2.setScalarVisibility(false);
+  actor2D2.setMapper(mapper2D2);
 
   const cubeSource = gc.registerResource(vtkCubeSource.newInstance());
   mapper.setInputConnection(cubeSource.getOutputPort());
   const sphereSource = gc.registerResource(vtkSphereSource.newInstance());
   sphereSource.setCenter(-0.5, 0.0, 0.0);
-  sphereSource.setRadius(0.3);
+  sphereSource.setRadius(0.35);
   sphereSource.setThetaResolution(25);
   sphereSource.setPhiResolution(25);
   mapper2D.setInputConnection(sphereSource.getOutputPort());
   const sphereSource1 = gc.registerResource(vtkSphereSource.newInstance());
-  sphereSource1.setCenter(0.5, -0.3, 0.0);
-  sphereSource1.setRadius(0.3);
+  sphereSource1.setCenter(0, -0.5, 0.0);
+  sphereSource1.setRadius(0.45);
   sphereSource1.setThetaResolution(30);
   sphereSource1.setPhiResolution(30);
   mapper2D1.setInputConnection(sphereSource1.getOutputPort());
+  const sphereSource2 = gc.registerResource(vtkSphereSource.newInstance());
+  sphereSource2.setCenter(-0.2, -0.3, 0.0);
+  sphereSource2.setRadius(0.35);
+  sphereSource2.setThetaResolution(30);
+  sphereSource2.setPhiResolution(30);
+  mapper2D2.setInputConnection(sphereSource2.getOutputPort());
 
   renderer.getActiveCamera().azimuth(25);
   renderer.getActiveCamera().roll(25);