A halo appears on the grid (Deep Green Curve)
this.scene.primitives.add(
new Primitive({
geometryInstances: new GeometryInstance({
geometry: new RectangleGeometry({
rectangle: Rectangle.fromDegrees(-180, -90, 180, 90),
height: 6000000,
vertexFormat: EllipsoidSurfaceAppearance.VERTEX_FORMAT,
}),
}),
appearance: new EllipsoidSurfaceAppearance({
material: Material.fromType(Material.GridType, {
color: Color.fromCssColorString("#6edd94").withAlpha(1.0),
lineCount: Cartesian2.fromArray([24, 24]),
}),
}),
})
);
Please advise how to solve this problem