@itwin/core-frontend/lib/esm/CoordSystem.d.ts

iTwin.js frontend components

/** @packageDocumentation
 * @module Views
 */
/** Coordinate system types
 * @public
 * @extensions
 */
export declare enum CoordSystem {
    /** Coordinates are relative to the origin of the viewing rectangle.
     * x and y values correspond to pixels within that rectangle, with (x=0,y=0) corresponding to the top-left corner.
     */
    View = 0,
    /** Coordinates are in [Normalized Plane Coordinates]($docs/learning/glossary.md#npc). NPC is a coordinate system
     * for frustums in which each dimension [x,y,z] is normalized to hold values between 0.0 and 1.0.
     * [0,0,0] corresponds to the left-bottom-rear and [1,1,1] to the right-top-front of the frustum.
     */
    Npc = 1,
    /** Coordinates are in the coordinate system of the models in the view. For SpatialViews, this is the iModel's spatial coordinate system.
     * For 2d views, it is the coordinate system of the GeometricModel2d that the view shows.
     */
    World = 2
}
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