View frames

import {
  viewFrameForPlan,
  viewFrameForSection,
  viewFrameForElevation,
  viewFrameForCamera,
  modelToView,
  viewToModel,
} from '@opengeometry/floorkit';

function viewFrameForPlan(storeyElevation: number, cutHeightAboveStorey: number): ViewFrame;

function viewFrameForSection(line: SectionLine, lookSide: 'left' | 'right'): ViewFrame;

function viewFrameForElevation(origin: WorldXZ, lookDirection: WorldXZ): ViewFrame;

function viewFrameForCamera(camera: Camera): ViewFrame;

function modelToView(frame: ViewFrame, worldPoint: Point3D): ViewPoint;

function viewToModel(frame: ViewFrame, viewPoint: ViewPoint): Point3D;

type SectionLine = {
  start: WorldXZ;
  end: WorldXZ;
};

type WorldXZ = [number, number];

type Camera = {
  position: Point3D;
  target: Point3D;
  up: Point3D;
};

interface Point3D {
  x: number;
  y: number;
  z: number;
}

interface ViewPoint {
  x: number;
  y: number;
  depth: number;
}