Issue #805: removed rotation from memb.ori. creation

src/examples/assembly-tm/tmdet-extension/transformation.ts

@@ -114,25 +114,14 @@ export function chainTransformation(plugin: PluginContext, transformationMatrix:
     DebugUtil.log(`${chainId}->${newId} DONE`);
 }
 
-// function vadd(a: Vec3, b: Vec3): Vec3 {
-//     return Vec3.add(Vec3.zero(), a, b);
-// }
-
 function vneg(u: Vec3): Vec3 {
     return Vec3.negate(Vec3.zero(), u);
 }
 
-function rot90q(v: Vec3, axis: Vec3 = Vec3.create(1, 0, 0)): Vec3 {
-    const q = Quat.setAxisAngle(Quat(), axis, -Math.PI/2);
-    return Vec3.transformQuat(Vec3(), v, q);
-}
-
-
 export function createMembraneOrientation(pdbtmDescriptor: PDBTMDescriptor): MembraneOrientation {
     const membrane = pdbtmDescriptor.additional_entry_annotations.membrane;
 
     let membraneNormal: Vec3 = Vec3.fromObj(membrane.normal);
-    membraneNormal = rot90q(membraneNormal);
     const result: MembraneOrientation = {
         planePoint1: membraneNormal,
         planePoint2: vneg(membraneNormal),