mirror of
https://github.com/xiaopeng12138/MaiDXR.git
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109 lines
3.8 KiB
C#
109 lines
3.8 KiB
C#
/*
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* Copyright (c) Meta Platforms, Inc. and affiliates.
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* All rights reserved.
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*
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* Licensed under the Oculus SDK License Agreement (the "License");
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* you may not use the Oculus SDK except in compliance with the License,
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* which is provided at the time of installation or download, or which
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* otherwise accompanies this software in either electronic or hard copy form.
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*
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* You may obtain a copy of the License at
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*
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* https://developer.oculus.com/licenses/oculussdk/
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*
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* Unless required by applicable law or agreed to in writing, the Oculus SDK
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#if UNITY_ANDROID && !UNITY_EDITOR
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#define OVR_ANDROID_MRC
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#endif
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using UnityEngine;
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using System.Collections;
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#if UNITY_EDITOR_WIN || UNITY_STANDALONE_WIN || UNITY_ANDROID
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public abstract class OVRComposition {
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public bool cameraInTrackingSpace = false;
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public OVRCameraRig cameraRig = null;
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protected OVRComposition(GameObject parentObject, Camera mainCamera, OVRMixedRealityCaptureConfiguration configuration) {
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RefreshCameraRig(parentObject, mainCamera);
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}
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public abstract OVRManager.CompositionMethod CompositionMethod();
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public abstract void Update(GameObject gameObject, Camera mainCamera, OVRMixedRealityCaptureConfiguration configuration, OVRManager.TrackingOrigin trackingOrigin);
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public abstract void Cleanup();
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public virtual void RecenterPose() { }
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protected bool usingLastAttachedNodePose = false;
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protected OVRPose lastAttachedNodePose = new OVRPose(); // Sometimes the attach node pose is not readable (lose tracking, low battery, etc.) Use the last pose instead when it happens
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public void RefreshCameraRig(GameObject parentObject, Camera mainCamera)
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{
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OVRCameraRig cameraRig = mainCamera.GetComponentInParent<OVRCameraRig>();
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if (cameraRig == null)
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{
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cameraRig = parentObject.GetComponent<OVRCameraRig>();
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}
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cameraInTrackingSpace = (cameraRig != null && cameraRig.trackingSpace != null);
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this.cameraRig = cameraRig;
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Debug.Log(cameraRig == null ? "[OVRComposition] CameraRig not found" : "[OVRComposition] CameraRig found");
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}
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public OVRPose ComputeCameraWorldSpacePose(OVRPlugin.CameraExtrinsics extrinsics, Camera mainCamera)
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{
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OVRPose trackingSpacePose = ComputeCameraTrackingSpacePose(extrinsics);
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OVRPose worldSpacePose = OVRExtensions.ToWorldSpacePose(trackingSpacePose, mainCamera);
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return worldSpacePose;
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}
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public OVRPose ComputeCameraTrackingSpacePose(OVRPlugin.CameraExtrinsics extrinsics)
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{
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OVRPose trackingSpacePose = new OVRPose();
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OVRPose cameraTrackingSpacePose = extrinsics.RelativePose.ToOVRPose();
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#if OVR_ANDROID_MRC
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OVRPose stageToLocalPose = OVRPlugin.GetTrackingTransformRelativePose(OVRPlugin.TrackingOrigin.Stage).ToOVRPose();
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cameraTrackingSpacePose = stageToLocalPose * cameraTrackingSpacePose;
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#endif
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trackingSpacePose = cameraTrackingSpacePose;
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if (extrinsics.AttachedToNode != OVRPlugin.Node.None && OVRPlugin.GetNodePresent(extrinsics.AttachedToNode))
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{
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if (usingLastAttachedNodePose)
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{
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Debug.Log("The camera attached node get tracked");
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usingLastAttachedNodePose = false;
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}
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OVRPose attachedNodePose = OVRPlugin.GetNodePose(extrinsics.AttachedToNode, OVRPlugin.Step.Render).ToOVRPose();
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lastAttachedNodePose = attachedNodePose;
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trackingSpacePose = attachedNodePose * trackingSpacePose;
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}
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else
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{
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if (extrinsics.AttachedToNode != OVRPlugin.Node.None)
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{
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if (!usingLastAttachedNodePose)
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{
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Debug.LogWarning("The camera attached node could not be tracked, using the last pose");
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usingLastAttachedNodePose = true;
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}
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trackingSpacePose = lastAttachedNodePose * trackingSpacePose;
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}
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}
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return trackingSpacePose;
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}
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}
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#endif
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