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Add forceMonoscopic option for WebXR #33180

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Add forceMonoscopic option for WebXR #33180

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16 changes: 16 additions & 0 deletions src/renderers/webxr/WebXRManager.js
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Original file line number Diff line number Diff line change
Expand Up @@ -111,6 +111,15 @@ class WebXRManager extends EventDispatcher {
*/
this.isPresenting = false;

/**
* When `true`, both eyes use the left eye's view position. Useful for content
* that must be viewed from a single viewpoint (e.g. 360° panoramas, Matterport-style).
*
* @type {boolean}
* @default false
*/
this.forceMonoscopic = false;

/**
* Returns a group representing the `target ray` space of the XR controller.
* Use this space for visualizing 3D objects that support the user in pointing
Expand Down Expand Up @@ -982,6 +991,13 @@ class WebXRManager extends EventDispatcher {

camera.matrix.fromArray( view.transform.matrix );
camera.matrix.decompose( camera.position, camera.quaternion, camera.scale );
if ( scope.forceMonoscopic && i === 1 && cameras[ 0 ] !== undefined ) {

camera.position.copy( cameras[ 0 ].position );
camera.matrix.compose( camera.position, camera.quaternion, camera.scale );

}

camera.projectionMatrix.fromArray( view.projectionMatrix );
camera.projectionMatrixInverse.copy( camera.projectionMatrix ).invert();
camera.viewport.set( viewport.x, viewport.y, viewport.width, viewport.height );
Expand Down