message: additional membrane layer scaling param
diff: @@ -27,7 +27,8 @@ import { transformPrimitive } from '../../mol-geo/primitive/primitive';
  import { MeshBuilder } from '../../mol-geo/geometry/mesh/mesh-builder';
  const SharedParams = {
  - color: PD.Color(ColorNames.lightgrey)
  + color: PD.Color(ColorNames.lightgrey),
  + radiusFactor: PD.Numeric(0.8333, { min: 0.1, max: 3.0, step: 0.01 }, { description: 'Scale the radius of the membrane layer' })
  };
  const BilayerSpheresParams = {
  @@ -95,9 +96,10 @@ export const MembraneOrientationRepresentationProvider = StructureRepresentation
  function getBilayerRims(ctx: RuntimeContext, data: Structure, props: BilayerRimsProps): Shape<Lines> {
  const { p1, p2, centroid, normal, radius } = MembraneOrientationProvider.get(data).value!;
  + const scaledRadius = props.radiusFactor * radius;
  const builder = LinesBuilder.create(128, 64);
  - getLayerCircle(builder, p1, centroid, normal, radius, props);
  - getLayerCircle(builder, p2, centroid, normal, radius, props);
  + getLayerCircle(builder, p1, centroid, normal, scaledRadius, props);
  + getLayerCircle(builder, p2, centroid, normal, scaledRadius, props);
  return Shape.create(name, data, builder.getLines(), () => props.color, () => props.linesSize, () => '');
  }
  @@ -131,8 +133,9 @@ function getCircle(p: Vec3, centroid: Vec3, normal: Vec3, radius: number) {
  function getBilayerPlanes(ctx: RuntimeContext, data: Structure, props: BilayerPlanesProps, shape?: Shape<Mesh>): Shape<Mesh> {
  const { p1, p2, centroid, normal, radius } = MembraneOrientationProvider.get(data).value!;
  const state = MeshBuilder.createState(128, 64, shape && shape.geometry);
  - getLayerPlane(state, p1, centroid, normal, radius);
  - getLayerPlane(state, p2, centroid, normal, radius);
  + const scaledRadius = props.radiusFactor * radius;
  + getLayerPlane(state, p1, centroid, normal, scaledRadius);
  + getLayerPlane(state, p2, centroid, normal, scaledRadius);
  return Shape.create(name, data, MeshBuilder.getMesh(state), () => props.color, () => 1, () => '');
  }
  @@ -146,10 +149,11 @@ function getLayerPlane(state: MeshBuilder.State, p: Vec3, centroid: Vec3, normal
  function getBilayerSpheres(ctx: RuntimeContext, data: Structure, props: BilayerSpheresProps): Shape<Spheres> {
  const { density } = props;
  const { radius, p1, p2, normal } = MembraneOrientationProvider.get(data).value!;
  + const scaledRadius = (props.radiusFactor * radius) * (props.radiusFactor * radius);
  const spheresBuilder = SpheresBuilder.create();
  - getLayerSpheres(spheresBuilder, p1, normal, density, radius * radius);
  - getLayerSpheres(spheresBuilder, p2, normal, density, radius * radius);
  + getLayerSpheres(spheresBuilder, p1, normal, density, scaledRadius);
  + getLayerSpheres(spheresBuilder, p2, normal, density, scaledRadius);
  return Shape.create(name, data, spheresBuilder.getSpheres(), () => props.color, () => props.sphereSize, () => '');
  }
  