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| 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 | 3671x 3671x 3671x 3671x 3671x 3671x | import { type Types, utilities } from '@cornerstonejs/core';
type ViewportICamera = Pick<
Types.ICamera,
'focalPoint' | 'position' | 'viewPlaneNormal' | 'viewUp'
>;
export default function getViewportICamera(
viewport: Types.IViewport,
viewReference: Types.ViewReference = viewport.getViewReference()
): Partial<ViewportICamera> {
const camera = ((utilities.isGenericViewport(viewport)
? viewport.getResolvedView()?.toICamera()
: undefined) ||
viewport.getCamera?.() ||
{}) as Partial<Types.ICamera>;
const focalPoint = utilities.clonePoint3(
viewReference?.cameraFocalPoint || camera.focalPoint
);
const viewPlaneNormal = utilities.clonePoint3(
viewReference?.viewPlaneNormal || camera.viewPlaneNormal
);
const viewUp = utilities.clonePoint3(viewReference?.viewUp || camera.viewUp);
const position = utilities.clonePoint3(
camera.position ||
(focalPoint &&
viewPlaneNormal && [
focalPoint[0] - viewPlaneNormal[0],
focalPoint[1] - viewPlaneNormal[1],
focalPoint[2] - viewPlaneNormal[2],
])
);
return {
focalPoint,
position,
viewPlaneNormal,
viewUp,
};
}
|