| 1 |
- {"ast":null,"code":"import { Quaternion, Vector3, Matrix, TmpVectors } from \"../Maths/math.vector.js\";\nimport { Mesh } from \"../Meshes/mesh.js\";\nimport { Camera } from \"../Cameras/camera.js\";\nimport { UtilityLayerRenderer } from \"../Rendering/utilityLayerRenderer.js\";\nimport { PointerEventTypes } from \"../Events/pointerEvents.js\";\nimport { Light } from \"../Lights/light.js\";\n/**\n * Anchor options where the Gizmo can be positioned in relation to its anchored node\n */\nexport var GizmoAnchorPoint;\n(function (GizmoAnchorPoint) {\n /** The origin of the attached node */\n GizmoAnchorPoint[GizmoAnchorPoint[\"Origin\"] = 0] = \"Origin\";\n /** The pivot point of the attached node*/\n GizmoAnchorPoint[GizmoAnchorPoint[\"Pivot\"] = 1] = \"Pivot\";\n})(GizmoAnchorPoint || (GizmoAnchorPoint = {}));\n/**\n * Coordinates mode: Local or World. Defines how axis is aligned: either on world axis or transform local axis\n */\nexport var GizmoCoordinatesMode;\n(function (GizmoCoordinatesMode) {\n GizmoCoordinatesMode[GizmoCoordinatesMode[\"World\"] = 0] = \"World\";\n GizmoCoordinatesMode[GizmoCoordinatesMode[\"Local\"] = 1] = \"Local\";\n})(GizmoCoordinatesMode || (GizmoCoordinatesMode = {}));\n/**\n * Renders gizmos on top of an existing scene which provide controls for position, rotation, etc.\n */\nexport class Gizmo {\n /**\n * Ratio for the scale of the gizmo (Default: 1)\n */\n set scaleRatio(value) {\n this._scaleRatio = value;\n }\n get scaleRatio() {\n return this._scaleRatio;\n }\n /**\n * True when the mouse pointer is hovered a gizmo mesh\n */\n get isHovered() {\n return this._isHovered;\n }\n /**\n * Mesh that the gizmo will be attached to. (eg. on a drag gizmo the mesh that will be dragged)\n * * When set, interactions will be enabled\n */\n get attachedMesh() {\n return this._attachedMesh;\n }\n set attachedMesh(value) {\n this._attachedMesh = value;\n if (value) {\n this._attachedNode = value;\n }\n this._rootMesh.setEnabled(value ? true : false);\n this._attachedNodeChanged(value);\n }\n /**\n * Node that the gizmo will be attached to. (eg. on a drag gizmo the mesh, bone or NodeTransform that will be dragged)\n * * When set, interactions will be enabled\n */\n get attachedNode() {\n return this._attachedNode;\n }\n set attachedNode(value) {\n this._attachedNode = value;\n this._attachedMesh = null;\n this._rootMesh.setEnabled(value ? true : false);\n this._attachedNodeChanged(value);\n }\n /**\n * Disposes and replaces the current meshes in the gizmo with the specified mesh\n * @param mesh The mesh to replace the default mesh of the gizmo\n */\n setCustomMesh(mesh) {\n if (mesh.getScene() != this.gizmoLayer.utilityLayerScene) {\n // eslint-disable-next-line no-throw-literal\n throw \"When setting a custom mesh on a gizmo, the custom meshes scene must be the same as the gizmos (eg. gizmo.gizmoLayer.utilityLayerScene)\";\n }\n this._rootMesh.getChildMeshes().forEach(c => {\n c.dispose();\n });\n mesh.parent = this._rootMesh;\n this._customMeshSet = true;\n }\n /**\n * Additional transform applied to the gizmo.\n * It's useful when the gizmo is attached to a bone: if the bone is part of a skeleton attached to a mesh, you should define the mesh as additionalTransformNode if you want the gizmo to be displayed at the bone's correct location.\n * Otherwise, as the gizmo is relative to the skeleton root, the mesh transformation will not be taken into account.\n */\n get additionalTransformNode() {\n return this._additionalTransformNode;\n }\n set additionalTransformNode(value) {\n this._additionalTransformNode = value;\n }\n /**\n * If set the gizmo's rotation will be updated to match the attached mesh each frame (Default: true)\n * NOTE: This is only possible for meshes with uniform scaling, as otherwise it's not possible to decompose the rotation\n */\n set updateGizmoRotationToMatchAttachedMesh(value) {\n this._updateGizmoRotationToMatchAttachedMesh = value;\n }\n get updateGizmoRotationToMatchAttachedMesh() {\n return this._updateGizmoRotationToMatchAttachedMesh;\n }\n /**\n * If set the gizmo's position will be updated to match the attached mesh each frame (Default: true)\n */\n set updateGizmoPositionToMatchAttachedMesh(value) {\n this._updateGizmoPositionToMatchAttachedMesh = value;\n }\n get updateGizmoPositionToMatchAttachedMesh() {\n return this._updateGizmoPositionToMatchAttachedMesh;\n }\n /**\n * Defines where the gizmo will be positioned if `updateGizmoPositionToMatchAttachedMesh` is enabled.\n * (Default: GizmoAnchorPoint.Origin)\n */\n set anchorPoint(value) {\n this._anchorPoint = value;\n }\n get anchorPoint() {\n return this._anchorPoint;\n }\n /**\n * Set the coordinate system to use. By default it's local.\n * But it's possible for a user to tweak so its local for translation and world for rotation.\n * In that case, setting the coordinate system will change `updateGizmoRotationToMatchAttachedMesh` and `updateGizmoPositionToMatchAttachedMesh`\n */\n set coordinatesMode(coordinatesMode) {\n this._coordinatesMode = coordinatesMode;\n const local = coordinatesMode == 1 /* GizmoCoordinatesMode.Local */;\n this.updateGizmoRotationToMatchAttachedMesh = local;\n this.updateGizmoPositionToMatchAttachedMesh = true;\n }\n get coordinatesMode() {\n return this._coordinatesMode;\n }\n /**\n * When set, the gizmo will always appear the same size no matter where the camera is (default: true)\n */\n set updateScale(value) {\n this._updateScale = value;\n }\n get updateScale() {\n return this._updateScale;\n }\n // eslint-disable-next-line @typescript-eslint/no-unused-vars\n _attachedNodeChanged(value) {}\n /**\n * Creates a gizmo\n * @param gizmoLayer The utility layer the gizmo will be added to\n */\n constructor( /** [Object] The utility layer the gizmo will be added to */\n gizmoLayer = UtilityLayerRenderer.DefaultUtilityLayer) {\n this.gizmoLayer = gizmoLayer;\n this._attachedMesh = null;\n this._attachedNode = null;\n this._customRotationQuaternion = null;\n /**\n * Ratio for the scale of the gizmo (Default: 1)\n */\n this._scaleRatio = 1;\n /**\n * boolean updated by pointermove when a gizmo mesh is hovered\n */\n this._isHovered = false;\n /**\n * If a custom mesh has been set (Default: false)\n */\n this._customMeshSet = false;\n this._updateGizmoRotationToMatchAttachedMesh = true;\n this._updateGizmoPositionToMatchAttachedMesh = true;\n this._anchorPoint = 0 /* GizmoAnchorPoint.Origin */;\n this._updateScale = true;\n this._coordinatesMode = 1 /* GizmoCoordinatesMode.Local */;\n this._interactionsEnabled = true;\n this._rightHandtoLeftHandMatrix = Matrix.RotationY(Math.PI);\n this._rootMesh = new Mesh(\"gizmoRootNode\", gizmoLayer.utilityLayerScene);\n this._rootMesh.rotationQuaternion = Quaternion.Identity();\n this._beforeRenderObserver = this.gizmoLayer.utilityLayerScene.onBeforeRenderObservable.add(() => {\n this._update();\n });\n }\n /**\n * posture that the gizmo will be display\n * When set null, default value will be used (Quaternion(0, 0, 0, 1))\n */\n get customRotationQuaternion() {\n return this._customRotationQuaternion;\n }\n set customRotationQuaternion(customRotationQuaternion) {\n this._customRotationQuaternion = customRotationQuaternion;\n }\n /**\n * Updates the gizmo to match the attached mesh's position/rotation\n */\n _update() {\n if (this.attachedNode) {\n let effectiveNode = this.attachedNode;\n if (this.attachedMesh) {\n effectiveNode = this.attachedMesh || this.attachedNode;\n }\n // Position\n if (this.updateGizmoPositionToMatchAttachedMesh) {\n if (this.anchorPoint == 1 /* GizmoAnchorPoint.Pivot */ && effectiveNode.getAbsolutePivotPoint) {\n const position = effectiveNode.getAbsolutePivotPoint();\n this._rootMesh.position.copyFrom(position);\n } else {\n const row = effectiveNode.getWorldMatrix().getRow(3);\n const position = row ? row.toVector3() : new Vector3(0, 0, 0);\n this._rootMesh.position.copyFrom(position);\n }\n }\n // Rotation\n if (this.updateGizmoRotationToMatchAttachedMesh) {\n const supportedNode = effectiveNode._isMesh || effectiveNode.getClassName() === \"AbstractMesh\" || effectiveNode.getClassName() === \"TransformNode\" || effectiveNode.getClassName() === \"InstancedMesh\";\n const transformNode = supportedNode ? effectiveNode : undefined;\n effectiveNode.getWorldMatrix().decompose(undefined, this._rootMesh.rotationQuaternion, undefined, Gizmo.PreserveScaling ? transformNode : undefined);\n this._rootMesh.rotationQuaternion.normalize();\n } else {\n if (this._customRotationQuaternion) {\n this._rootMesh.rotationQuaternion.copyFrom(this._customRotationQuaternion);\n } else {\n this._rootMesh.rotationQuaternion.set(0, 0, 0, 1);\n }\n }\n // Scale\n if (this.updateScale) {\n const activeCamera = this.gizmoLayer.utilityLayerScene.activeCamera;\n const cameraPosition = activeCamera.globalPosition;\n this._rootMesh.position.subtractToRef(cameraPosition, TmpVectors.Vector3[0]);\n let scale = this.scaleRatio;\n if (activeCamera.mode == Camera.ORTHOGRAPHIC_CAMERA) {\n if (activeCamera.orthoTop && activeCamera.orthoBottom) {\n const orthoHeight = activeCamera.orthoTop - activeCamera.orthoBottom;\n scale *= orthoHeight;\n }\n } else {\n const camForward = activeCamera.getScene().useRightHandedSystem ? Vector3.RightHandedForwardReadOnly : Vector3.LeftHandedForwardReadOnly;\n const direction = activeCamera.getDirection(camForward);\n scale *= Vector3.Dot(TmpVectors.Vector3[0], direction);\n }\n this._rootMesh.scaling.setAll(scale);\n // Account for handedness, similar to Matrix.decompose\n if (effectiveNode._getWorldMatrixDeterminant() < 0 && !Gizmo.PreserveScaling) {\n this._rootMesh.scaling.y *= -1;\n }\n } else {\n this._rootMesh.scaling.setAll(this.scaleRatio);\n }\n }\n if (this.additionalTransformNode) {\n this._rootMesh.computeWorldMatrix(true);\n this._rootMesh.getWorldMatrix().multiplyToRef(this.additionalTransformNode.getWorldMatrix(), TmpVectors.Matrix[0]);\n TmpVectors.Matrix[0].decompose(this._rootMesh.scaling, this._rootMesh.rotationQuaternion, this._rootMesh.position);\n }\n }\n /**\n * if transform has a pivot and is not using PostMultiplyPivotMatrix, then the worldMatrix contains the pivot matrix (it's not cancelled at the end)\n * so, when extracting the world matrix component, the translation (and other components) is containing the pivot translation.\n * And the pivot is applied each frame. Removing it anyway here makes it applied only in computeWorldMatrix.\n * @param transform local transform that needs to be transform by the pivot inverse matrix\n * @param localMatrix local matrix that needs to be transform by the pivot inverse matrix\n * @param result resulting matrix transformed by pivot inverse if the transform node is using pivot without using post Multiply Pivot Matrix\n */\n _handlePivotMatrixInverse(transform, localMatrix, result) {\n if (transform.isUsingPivotMatrix() && !transform.isUsingPostMultiplyPivotMatrix()) {\n transform.getPivotMatrix().invertToRef(TmpVectors.Matrix[5]);\n TmpVectors.Matrix[5].multiplyToRef(localMatrix, result);\n return;\n }\n result.copyFrom(localMatrix);\n }\n /**\n * computes the rotation/scaling/position of the transform once the Node world matrix has changed.\n */\n _matrixChanged() {\n if (!this._attachedNode) {\n return;\n }\n if (this._attachedNode._isCamera) {\n const camera = this._attachedNode;\n let worldMatrix;\n let worldMatrixUC;\n if (camera.parent) {\n const parentInv = TmpVectors.Matrix[1];\n camera.parent._worldMatrix.invertToRef(parentInv);\n this._attachedNode._worldMatrix.multiplyToRef(parentInv, TmpVectors.Matrix[0]);\n worldMatrix = TmpVectors.Matrix[0];\n } else {\n worldMatrix = this._attachedNode._worldMatrix;\n }\n if (camera.getScene().useRightHandedSystem) {\n // avoid desync with RH matrix computation. Otherwise, rotation of PI around Y axis happens each frame resulting in axis flipped because worldMatrix is computed as inverse of viewMatrix.\n this._rightHandtoLeftHandMatrix.multiplyToRef(worldMatrix, TmpVectors.Matrix[1]);\n worldMatrixUC = TmpVectors.Matrix[1];\n } else {\n worldMatrixUC = worldMatrix;\n }\n worldMatrixUC.decompose(TmpVectors.Vector3[1], TmpVectors.Quaternion[0], TmpVectors.Vector3[0]);\n const inheritsTargetCamera = this._attachedNode.getClassName() === \"FreeCamera\" || this._attachedNode.getClassName() === \"FlyCamera\" || this._attachedNode.getClassName() === \"ArcFollowCamera\" || this._attachedNode.getClassName() === \"TargetCamera\" || this._attachedNode.getClassName() === \"TouchCamera\" || this._attachedNode.getClassName() === \"UniversalCamera\";\n if (inheritsTargetCamera) {\n const targetCamera = this._attachedNode;\n targetCamera.rotation = TmpVectors.Quaternion[0].toEulerAngles();\n if (targetCamera.rotationQuaternion) {\n targetCamera.rotationQuaternion.copyFrom(TmpVectors.Quaternion[0]);\n targetCamera.rotationQuaternion.normalize();\n }\n }\n camera.position.copyFrom(TmpVectors.Vector3[0]);\n } else if (this._attachedNode._isMesh || this._attachedNode.getClassName() === \"AbstractMesh\" || this._attachedNode.getClassName() === \"TransformNode\" || this._attachedNode.getClassName() === \"InstancedMesh\") {\n const transform = this._attachedNode;\n if (transform.parent) {\n const parentInv = TmpVectors.Matrix[0];\n const localMat = TmpVectors.Matrix[1];\n transform.parent.getWorldMatrix().invertToRef(parentInv);\n this._attachedNode.getWorldMatrix().multiplyToRef(parentInv, localMat);\n const matrixToDecompose = TmpVectors.Matrix[4];\n this._handlePivotMatrixInverse(transform, localMat, matrixToDecompose);\n matrixToDecompose.decompose(TmpVectors.Vector3[0], TmpVectors.Quaternion[0], transform.position, Gizmo.PreserveScaling ? transform : undefined, Gizmo.UseAbsoluteScaling);\n TmpVectors.Quaternion[0].normalize();\n if (transform.isUsingPivotMatrix()) {\n // Calculate the local matrix without the translation.\n // Copied from TranslateNode.computeWorldMatrix\n const r = TmpVectors.Quaternion[1];\n Quaternion.RotationYawPitchRollToRef(transform.rotation.y, transform.rotation.x, transform.rotation.z, r);\n const scaleMatrix = TmpVectors.Matrix[2];\n Matrix.ScalingToRef(transform.scaling.x, transform.scaling.y, transform.scaling.z, scaleMatrix);\n const rotationMatrix = TmpVectors.Matrix[2];\n r.toRotationMatrix(rotationMatrix);\n const pivotMatrix = transform.getPivotMatrix();\n const invPivotMatrix = TmpVectors.Matrix[3];\n pivotMatrix.invertToRef(invPivotMatrix);\n pivotMatrix.multiplyToRef(scaleMatrix, TmpVectors.Matrix[4]);\n TmpVectors.Matrix[4].multiplyToRef(rotationMatrix, TmpVectors.Matrix[5]);\n TmpVectors.Matrix[5].multiplyToRef(invPivotMatrix, TmpVectors.Matrix[6]);\n TmpVectors.Matrix[6].getTranslationToRef(TmpVectors.Vector3[1]);\n transform.position.subtractInPlace(TmpVectors.Vector3[1]);\n }\n } else {\n const matrixToDecompose = TmpVectors.Matrix[4];\n this._handlePivotMatrixInverse(transform, this._attachedNode._worldMatrix, matrixToDecompose);\n matrixToDecompose.decompose(TmpVectors.Vector3[0], TmpVectors.Quaternion[0], transform.position, Gizmo.PreserveScaling ? transform : undefined, Gizmo.UseAbsoluteScaling);\n }\n TmpVectors.Vector3[0].scaleInPlace(1.0 / transform.scalingDeterminant);\n transform.scaling.copyFrom(TmpVectors.Vector3[0]);\n if (!transform.billboardMode) {\n if (transform.rotationQuaternion) {\n transform.rotationQuaternion.copyFrom(TmpVectors.Quaternion[0]);\n transform.rotationQuaternion.normalize();\n } else {\n transform.rotation = TmpVectors.Quaternion[0].toEulerAngles();\n }\n }\n } else if (this._attachedNode.getClassName() === \"Bone\") {\n const bone = this._attachedNode;\n const parent = bone.getParent();\n if (parent) {\n const invParent = TmpVectors.Matrix[0];\n const boneLocalMatrix = TmpVectors.Matrix[1];\n parent.getFinalMatrix().invertToRef(invParent);\n bone.getFinalMatrix().multiplyToRef(invParent, boneLocalMatrix);\n const lmat = bone.getLocalMatrix();\n lmat.copyFrom(boneLocalMatrix);\n } else {\n const lmat = bone.getLocalMatrix();\n lmat.copyFrom(bone.getFinalMatrix());\n }\n bone.markAsDirty();\n } else {\n const light = this._attachedNode;\n if (light.getTypeID) {\n const type = light.getTypeID();\n if (type === Light.LIGHTTYPEID_DIRECTIONALLIGHT || type === Light.LIGHTTYPEID_SPOTLIGHT || type === Light.LIGHTTYPEID_POINTLIGHT) {\n const parent = light.parent;\n if (parent) {\n const invParent = TmpVectors.Matrix[0];\n const nodeLocalMatrix = TmpVectors.Matrix[1];\n parent.getWorldMatrix().invertToRef(invParent);\n light.getWorldMatrix().multiplyToRef(invParent, nodeLocalMatrix);\n nodeLocalMatrix.decompose(undefined, TmpVectors.Quaternion[0], TmpVectors.Vector3[0]);\n } else {\n this._attachedNode._worldMatrix.decompose(undefined, TmpVectors.Quaternion[0], TmpVectors.Vector3[0]);\n }\n // setter doesn't copy values. Need a new Vector3\n light.position = new Vector3(TmpVectors.Vector3[0].x, TmpVectors.Vector3[0].y, TmpVectors.Vector3[0].z);\n if (light.direction) {\n light.direction = new Vector3(light.direction.x, light.direction.y, light.direction.z);\n }\n }\n }\n }\n }\n /**\n * refresh gizmo mesh material\n * @param gizmoMeshes\n * @param material material to apply\n */\n _setGizmoMeshMaterial(gizmoMeshes, material) {\n if (gizmoMeshes) {\n gizmoMeshes.forEach(m => {\n m.material = material;\n if (m.color) {\n m.color = material.diffuseColor;\n }\n });\n }\n }\n /**\n * Subscribes to pointer up, down, and hover events. Used for responsive gizmos.\n * @param gizmoLayer The utility layer the gizmo will be added to\n * @param gizmoAxisCache Gizmo axis definition used for reactive gizmo UI\n * @returns {Observer<PointerInfo>} pointerObserver\n */\n static GizmoAxisPointerObserver(gizmoLayer, gizmoAxisCache) {\n let dragging = false;\n const pointerObserver = gizmoLayer.utilityLayerScene.onPointerObservable.add(pointerInfo => {\n if (pointerInfo.pickInfo) {\n // On Hover Logic\n if (pointerInfo.type === PointerEventTypes.POINTERMOVE) {\n if (dragging) {\n return;\n }\n gizmoAxisCache.forEach(cache => {\n if (cache.colliderMeshes && cache.gizmoMeshes) {\n var _cache$colliderMeshes, _pointerInfo$pickInfo;\n const isHovered = ((_cache$colliderMeshes = cache.colliderMeshes) === null || _cache$colliderMeshes === void 0 ? void 0 : _cache$colliderMeshes.indexOf(pointerInfo === null || pointerInfo === void 0 || (_pointerInfo$pickInfo = pointerInfo.pickInfo) === null || _pointerInfo$pickInfo === void 0 ? void 0 : _pointerInfo$pickInfo.pickedMesh)) != -1;\n const material = cache.dragBehavior.enabled ? isHovered || cache.active ? cache.hoverMaterial : cache.material : cache.disableMaterial;\n cache.gizmoMeshes.forEach(m => {\n m.material = material;\n if (m.color) {\n m.color = material.diffuseColor;\n }\n });\n }\n });\n }\n // On Mouse Down\n if (pointerInfo.type === PointerEventTypes.POINTERDOWN) {\n var _pointerInfo$pickInfo2;\n // If user Clicked Gizmo\n if (gizmoAxisCache.has((_pointerInfo$pickInfo2 = pointerInfo.pickInfo.pickedMesh) === null || _pointerInfo$pickInfo2 === void 0 ? void 0 : _pointerInfo$pickInfo2.parent)) {\n var _pointerInfo$pickInfo3;\n dragging = true;\n const statusMap = gizmoAxisCache.get((_pointerInfo$pickInfo3 = pointerInfo.pickInfo.pickedMesh) === null || _pointerInfo$pickInfo3 === void 0 ? void 0 : _pointerInfo$pickInfo3.parent);\n statusMap.active = true;\n gizmoAxisCache.forEach(cache => {\n var _cache$colliderMeshes2, _pointerInfo$pickInfo4;\n const isHovered = ((_cache$colliderMeshes2 = cache.colliderMeshes) === null || _cache$colliderMeshes2 === void 0 ? void 0 : _cache$colliderMeshes2.indexOf(pointerInfo === null || pointerInfo === void 0 || (_pointerInfo$pickInfo4 = pointerInfo.pickInfo) === null || _pointerInfo$pickInfo4 === void 0 ? void 0 : _pointerInfo$pickInfo4.pickedMesh)) != -1;\n const material = (isHovered || cache.active) && cache.dragBehavior.enabled ? cache.hoverMaterial : cache.disableMaterial;\n cache.gizmoMeshes.forEach(m => {\n m.material = material;\n if (m.color) {\n m.color = material.diffuseColor;\n }\n });\n });\n }\n }\n // On Mouse Up\n if (pointerInfo.type === PointerEventTypes.POINTERUP) {\n gizmoAxisCache.forEach(cache => {\n cache.active = false;\n dragging = false;\n cache.gizmoMeshes.forEach(m => {\n m.material = cache.dragBehavior.enabled ? cache.material : cache.disableMaterial;\n if (m.color) {\n m.color = cache.material.diffuseColor;\n }\n });\n });\n }\n }\n });\n return pointerObserver;\n }\n /**\n * Disposes of the gizmo\n */\n dispose() {\n this._rootMesh.dispose();\n if (this._beforeRenderObserver) {\n this.gizmoLayer.utilityLayerScene.onBeforeRenderObservable.remove(this._beforeRenderObserver);\n }\n }\n}\n/**\n * When enabled, any gizmo operation will perserve scaling sign. Default is off.\n * Only valid for TransformNode derived classes (Mesh, AbstractMesh, ...)\n */\nGizmo.PreserveScaling = false;\n/**\n * There are 2 ways to preserve scaling: using mesh scaling or absolute scaling. Depending of hierarchy, non uniform scaling and LH or RH coordinates. One is preferable than the other.\n * If the scaling to be preserved is the local scaling, then set this value to false.\n * Default is true which means scaling to be preserved is absolute one (with hierarchy applied)\n */\nGizmo.UseAbsoluteScaling = true;","map":{"version":3,"names":["Quaternion","Vector3","Matrix","TmpVectors","Mesh","Camera","UtilityLayerRenderer","PointerEventTypes","Light","GizmoAnchorPoint","GizmoCoordinatesMode","Gizmo","scaleRatio","value","_scaleRatio","isHovered","_isHovered","attachedMesh","_attachedMesh","_attachedNode","_rootMesh","setEnabled","_attachedNodeChanged","attachedNode","setCustomMesh","mesh","getScene","gizmoLayer","utilityLayerScene","getChildMeshes","forEach","c","dispose","parent","_customMeshSet","additionalTransformNode","_additionalTransformNode","updateGizmoRotationToMatchAttachedMesh","_updateGizmoRotationToMatchAttachedMesh","updateGizmoPositionToMatchAttachedMesh","_updateGizmoPositionToMatchAttachedMesh","anchorPoint","_anchorPoint","coordinatesMode","_coordinatesMode","local","updateScale","_updateScale","constructor","DefaultUtilityLayer","_customRotationQuaternion","_interactionsEnabled","_rightHandtoLeftHandMatrix","RotationY","Math","PI","rotationQuaternion","Identity","_beforeRenderObserver","onBeforeRenderObservable","add","_update","customRotationQuaternion","effectiveNode","getAbsolutePivotPoint","position","copyFrom","row","getWorldMatrix","getRow","toVector3","supportedNode","_isMesh","getClassName","transformNode","undefined","decompose","PreserveScaling","normalize","set","activeCamera","cameraPosition","globalPosition","subtractToRef","scale","mode","ORTHOGRAPHIC_CAMERA","orthoTop","orthoBottom","orthoHeight","camForward","useRightHandedSystem","RightHandedForwardReadOnly","LeftHandedForwardReadOnly","direction","getDirection","Dot","scaling","setAll","_getWorldMatrixDeterminant","y","computeWorldMatrix","multiplyToRef","_handlePivotMatrixInverse","transform","localMatrix","result","isUsingPivotMatrix","isUsingPostMultiplyPivotMatrix","getPivotMatrix","invertToRef","_matrixChanged","_isCamera","camera","worldMatrix","worldMatrixUC","parentInv","_worldMatrix","inheritsTargetCamera","targetCamera","rotation","toEulerAngles","localMat","matrixToDecompose","UseAbsoluteScaling","r","RotationYawPitchRollToRef","x","z","scaleMatrix","ScalingToRef","rotationMatrix","toRotationMatrix","pivotMatrix","invPivotMatrix","getTranslationToRef","subtractInPlace","scaleInPlace","scalingDeterminant","billboardMode","bone","getParent","invParent","boneLocalMatrix","getFinalMatrix","lmat","getLocalMatrix","markAsDirty","light","getTypeID","type","LIGHTTYPEID_DIRECTIONALLIGHT","LIGHTTYPEID_SPOTLIGHT","LIGHTTYPEID_POINTLIGHT","nodeLocalMatrix","_setGizmoMeshMaterial","gizmoMeshes","material","m","color","diffuseColor","GizmoAxisPointerObserver","gizmoAxisCache","dragging","pointerObserver","onPointerObservable","pointerInfo","pickInfo","POINTERMOVE","cache","colliderMeshes","_cache$colliderMeshes","_pointerInfo$pickInfo","indexOf","pickedMesh","dragBehavior","enabled","active","hoverMaterial","disableMaterial","POINTERDOWN","_pointerInfo$pickInfo2","has","_pointerInfo$pickInfo3","statusMap","get","_cache$colliderMeshes2","_pointerInfo$pickInfo4","POINTERUP","remove"],"sources":["F:/workspace/202226701027/huinongbao-app/node_modules/@babylonjs/core/Gizmos/gizmo.js"],"sourcesContent":["import { Quaternion, Vector3, Matrix, TmpVectors } from \"../Maths/math.vector.js\";\nimport { Mesh } from \"../Meshes/mesh.js\";\nimport { Camera } from \"../Cameras/camera.js\";\nimport { UtilityLayerRenderer } from \"../Rendering/utilityLayerRenderer.js\";\nimport { PointerEventTypes } from \"../Events/pointerEvents.js\";\nimport { Light } from \"../Lights/light.js\";\n/**\n * Anchor options where the Gizmo can be positioned in relation to its anchored node\n */\nexport var GizmoAnchorPoint;\n(function (GizmoAnchorPoint) {\n /** The origin of the attached node */\n GizmoAnchorPoint[GizmoAnchorPoint[\"Origin\"] = 0] = \"Origin\";\n /** The pivot point of the attached node*/\n GizmoAnchorPoint[GizmoAnchorPoint[\"Pivot\"] = 1] = \"Pivot\";\n})(GizmoAnchorPoint || (GizmoAnchorPoint = {}));\n/**\n * Coordinates mode: Local or World. Defines how axis is aligned: either on world axis or transform local axis\n */\nexport var GizmoCoordinatesMode;\n(function (GizmoCoordinatesMode) {\n GizmoCoordinatesMode[GizmoCoordinatesMode[\"World\"] = 0] = \"World\";\n GizmoCoordinatesMode[GizmoCoordinatesMode[\"Local\"] = 1] = \"Local\";\n})(GizmoCoordinatesMode || (GizmoCoordinatesMode = {}));\n/**\n * Renders gizmos on top of an existing scene which provide controls for position, rotation, etc.\n */\nexport class Gizmo {\n /**\n * Ratio for the scale of the gizmo (Default: 1)\n */\n set scaleRatio(value) {\n this._scaleRatio = value;\n }\n get scaleRatio() {\n return this._scaleRatio;\n }\n /**\n * True when the mouse pointer is hovered a gizmo mesh\n */\n get isHovered() {\n return this._isHovered;\n }\n /**\n * Mesh that the gizmo will be attached to. (eg. on a drag gizmo the mesh that will be dragged)\n * * When set, interactions will be enabled\n */\n get attachedMesh() {\n return this._attachedMesh;\n }\n set attachedMesh(value) {\n this._attachedMesh = value;\n if (value) {\n this._attachedNode = value;\n }\n this._rootMesh.setEnabled(value ? true : false);\n this._attachedNodeChanged(value);\n }\n /**\n * Node that the gizmo will be attached to. (eg. on a drag gizmo the mesh, bone or NodeTransform that will be dragged)\n * * When set, interactions will be enabled\n */\n get attachedNode() {\n return this._attachedNode;\n }\n set attachedNode(value) {\n this._attachedNode = value;\n this._attachedMesh = null;\n this._rootMesh.setEnabled(value ? true : false);\n this._attachedNodeChanged(value);\n }\n /**\n * Disposes and replaces the current meshes in the gizmo with the specified mesh\n * @param mesh The mesh to replace the default mesh of the gizmo\n */\n setCustomMesh(mesh) {\n if (mesh.getScene() != this.gizmoLayer.utilityLayerScene) {\n // eslint-disable-next-line no-throw-literal\n throw \"When setting a custom mesh on a gizmo, the custom meshes scene must be the same as the gizmos (eg. gizmo.gizmoLayer.utilityLayerScene)\";\n }\n this._rootMesh.getChildMeshes().forEach((c) => {\n c.dispose();\n });\n mesh.parent = this._rootMesh;\n this._customMeshSet = true;\n }\n /**\n * Additional transform applied to the gizmo.\n * It's useful when the gizmo is attached to a bone: if the bone is part of a skeleton attached to a mesh, you should define the mesh as additionalTransformNode if you want the gizmo to be displayed at the bone's correct location.\n * Otherwise, as the gizmo is relative to the skeleton root, the mesh transformation will not be taken into account.\n */\n get additionalTransformNode() {\n return this._additionalTransformNode;\n }\n set additionalTransformNode(value) {\n this._additionalTransformNode = value;\n }\n /**\n * If set the gizmo's rotation will be updated to match the attached mesh each frame (Default: true)\n * NOTE: This is only possible for meshes with uniform scaling, as otherwise it's not possible to decompose the rotation\n */\n set updateGizmoRotationToMatchAttachedMesh(value) {\n this._updateGizmoRotationToMatchAttachedMesh = value;\n }\n get updateGizmoRotationToMatchAttachedMesh() {\n return this._updateGizmoRotationToMatchAttachedMesh;\n }\n /**\n * If set the gizmo's position will be updated to match the attached mesh each frame (Default: true)\n */\n set updateGizmoPositionToMatchAttachedMesh(value) {\n this._updateGizmoPositionToMatchAttachedMesh = value;\n }\n get updateGizmoPositionToMatchAttachedMesh() {\n return this._updateGizmoPositionToMatchAttachedMesh;\n }\n /**\n * Defines where the gizmo will be positioned if `updateGizmoPositionToMatchAttachedMesh` is enabled.\n * (Default: GizmoAnchorPoint.Origin)\n */\n set anchorPoint(value) {\n this._anchorPoint = value;\n }\n get anchorPoint() {\n return this._anchorPoint;\n }\n /**\n * Set the coordinate system to use. By default it's local.\n * But it's possible for a user to tweak so its local for translation and world for rotation.\n * In that case, setting the coordinate system will change `updateGizmoRotationToMatchAttachedMesh` and `updateGizmoPositionToMatchAttachedMesh`\n */\n set coordinatesMode(coordinatesMode) {\n this._coordinatesMode = coordinatesMode;\n const local = coordinatesMode == 1 /* GizmoCoordinatesMode.Local */;\n this.updateGizmoRotationToMatchAttachedMesh = local;\n this.updateGizmoPositionToMatchAttachedMesh = true;\n }\n get coordinatesMode() {\n return this._coordinatesMode;\n }\n /**\n * When set, the gizmo will always appear the same size no matter where the camera is (default: true)\n */\n set updateScale(value) {\n this._updateScale = value;\n }\n get updateScale() {\n return this._updateScale;\n }\n // eslint-disable-next-line @typescript-eslint/no-unused-vars\n _attachedNodeChanged(value) { }\n /**\n * Creates a gizmo\n * @param gizmoLayer The utility layer the gizmo will be added to\n */\n constructor(\n /** [Object] The utility layer the gizmo will be added to */\n gizmoLayer = UtilityLayerRenderer.DefaultUtilityLayer) {\n this.gizmoLayer = gizmoLayer;\n this._attachedMesh = null;\n this._attachedNode = null;\n this._customRotationQuaternion = null;\n /**\n * Ratio for the scale of the gizmo (Default: 1)\n */\n this._scaleRatio = 1;\n /**\n * boolean updated by pointermove when a gizmo mesh is hovered\n */\n this._isHovered = false;\n /**\n * If a custom mesh has been set (Default: false)\n */\n this._customMeshSet = false;\n this._updateGizmoRotationToMatchAttachedMesh = true;\n this._updateGizmoPositionToMatchAttachedMesh = true;\n this._anchorPoint = 0 /* GizmoAnchorPoint.Origin */;\n this._updateScale = true;\n this._coordinatesMode = 1 /* GizmoCoordinatesMode.Local */;\n this._interactionsEnabled = true;\n this._rightHandtoLeftHandMatrix = Matrix.RotationY(Math.PI);\n this._rootMesh = new Mesh(\"gizmoRootNode\", gizmoLayer.utilityLayerScene);\n this._rootMesh.rotationQuaternion = Quaternion.Identity();\n this._beforeRenderObserver = this.gizmoLayer.utilityLayerScene.onBeforeRenderObservable.add(() => {\n this._update();\n });\n }\n /**\n * posture that the gizmo will be display\n * When set null, default value will be used (Quaternion(0, 0, 0, 1))\n */\n get customRotationQuaternion() {\n return this._customRotationQuaternion;\n }\n set customRotationQuaternion(customRotationQuaternion) {\n this._customRotationQuaternion = customRotationQuaternion;\n }\n /**\n * Updates the gizmo to match the attached mesh's position/rotation\n */\n _update() {\n if (this.attachedNode) {\n let effectiveNode = this.attachedNode;\n if (this.attachedMesh) {\n effectiveNode = this.attachedMesh || this.attachedNode;\n }\n // Position\n if (this.updateGizmoPositionToMatchAttachedMesh) {\n if (this.anchorPoint == 1 /* GizmoAnchorPoint.Pivot */ && effectiveNode.getAbsolutePivotPoint) {\n const position = effectiveNode.getAbsolutePivotPoint();\n this._rootMesh.position.copyFrom(position);\n }\n else {\n const row = effectiveNode.getWorldMatrix().getRow(3);\n const position = row ? row.toVector3() : new Vector3(0, 0, 0);\n this._rootMesh.position.copyFrom(position);\n }\n }\n // Rotation\n if (this.updateGizmoRotationToMatchAttachedMesh) {\n const supportedNode = effectiveNode._isMesh ||\n effectiveNode.getClassName() === \"AbstractMesh\" ||\n effectiveNode.getClassName() === \"TransformNode\" ||\n effectiveNode.getClassName() === \"InstancedMesh\";\n const transformNode = supportedNode ? effectiveNode : undefined;\n effectiveNode.getWorldMatrix().decompose(undefined, this._rootMesh.rotationQuaternion, undefined, Gizmo.PreserveScaling ? transformNode : undefined);\n this._rootMesh.rotationQuaternion.normalize();\n }\n else {\n if (this._customRotationQuaternion) {\n this._rootMesh.rotationQuaternion.copyFrom(this._customRotationQuaternion);\n }\n else {\n this._rootMesh.rotationQuaternion.set(0, 0, 0, 1);\n }\n }\n // Scale\n if (this.updateScale) {\n const activeCamera = this.gizmoLayer.utilityLayerScene.activeCamera;\n const cameraPosition = activeCamera.globalPosition;\n this._rootMesh.position.subtractToRef(cameraPosition, TmpVectors.Vector3[0]);\n let scale = this.scaleRatio;\n if (activeCamera.mode == Camera.ORTHOGRAPHIC_CAMERA) {\n if (activeCamera.orthoTop && activeCamera.orthoBottom) {\n const orthoHeight = activeCamera.orthoTop - activeCamera.orthoBottom;\n scale *= orthoHeight;\n }\n }\n else {\n const camForward = activeCamera.getScene().useRightHandedSystem ? Vector3.RightHandedForwardReadOnly : Vector3.LeftHandedForwardReadOnly;\n const direction = activeCamera.getDirection(camForward);\n scale *= Vector3.Dot(TmpVectors.Vector3[0], direction);\n }\n this._rootMesh.scaling.setAll(scale);\n // Account for handedness, similar to Matrix.decompose\n if (effectiveNode._getWorldMatrixDeterminant() < 0 && !Gizmo.PreserveScaling) {\n this._rootMesh.scaling.y *= -1;\n }\n }\n else {\n this._rootMesh.scaling.setAll(this.scaleRatio);\n }\n }\n if (this.additionalTransformNode) {\n this._rootMesh.computeWorldMatrix(true);\n this._rootMesh.getWorldMatrix().multiplyToRef(this.additionalTransformNode.getWorldMatrix(), TmpVectors.Matrix[0]);\n TmpVectors.Matrix[0].decompose(this._rootMesh.scaling, this._rootMesh.rotationQuaternion, this._rootMesh.position);\n }\n }\n /**\n * if transform has a pivot and is not using PostMultiplyPivotMatrix, then the worldMatrix contains the pivot matrix (it's not cancelled at the end)\n * so, when extracting the world matrix component, the translation (and other components) is containing the pivot translation.\n * And the pivot is applied each frame. Removing it anyway here makes it applied only in computeWorldMatrix.\n * @param transform local transform that needs to be transform by the pivot inverse matrix\n * @param localMatrix local matrix that needs to be transform by the pivot inverse matrix\n * @param result resulting matrix transformed by pivot inverse if the transform node is using pivot without using post Multiply Pivot Matrix\n */\n _handlePivotMatrixInverse(transform, localMatrix, result) {\n if (transform.isUsingPivotMatrix() && !transform.isUsingPostMultiplyPivotMatrix()) {\n transform.getPivotMatrix().invertToRef(TmpVectors.Matrix[5]);\n TmpVectors.Matrix[5].multiplyToRef(localMatrix, result);\n return;\n }\n result.copyFrom(localMatrix);\n }\n /**\n * computes the rotation/scaling/position of the transform once the Node world matrix has changed.\n */\n _matrixChanged() {\n if (!this._attachedNode) {\n return;\n }\n if (this._attachedNode._isCamera) {\n const camera = this._attachedNode;\n let worldMatrix;\n let worldMatrixUC;\n if (camera.parent) {\n const parentInv = TmpVectors.Matrix[1];\n camera.parent._worldMatrix.invertToRef(parentInv);\n this._attachedNode._worldMatrix.multiplyToRef(parentInv, TmpVectors.Matrix[0]);\n worldMatrix = TmpVectors.Matrix[0];\n }\n else {\n worldMatrix = this._attachedNode._worldMatrix;\n }\n if (camera.getScene().useRightHandedSystem) {\n // avoid desync with RH matrix computation. Otherwise, rotation of PI around Y axis happens each frame resulting in axis flipped because worldMatrix is computed as inverse of viewMatrix.\n this._rightHandtoLeftHandMatrix.multiplyToRef(worldMatrix, TmpVectors.Matrix[1]);\n worldMatrixUC = TmpVectors.Matrix[1];\n }\n else {\n worldMatrixUC = worldMatrix;\n }\n worldMatrixUC.decompose(TmpVectors.Vector3[1], TmpVectors.Quaternion[0], TmpVectors.Vector3[0]);\n const inheritsTargetCamera = this._attachedNode.getClassName() === \"FreeCamera\" ||\n this._attachedNode.getClassName() === \"FlyCamera\" ||\n this._attachedNode.getClassName() === \"ArcFollowCamera\" ||\n this._attachedNode.getClassName() === \"TargetCamera\" ||\n this._attachedNode.getClassName() === \"TouchCamera\" ||\n this._attachedNode.getClassName() === \"UniversalCamera\";\n if (inheritsTargetCamera) {\n const targetCamera = this._attachedNode;\n targetCamera.rotation = TmpVectors.Quaternion[0].toEulerAngles();\n if (targetCamera.rotationQuaternion) {\n targetCamera.rotationQuaternion.copyFrom(TmpVectors.Quaternion[0]);\n targetCamera.rotationQuaternion.normalize();\n }\n }\n camera.position.copyFrom(TmpVectors.Vector3[0]);\n }\n else if (this._attachedNode._isMesh ||\n this._attachedNode.getClassName() === \"AbstractMesh\" ||\n this._attachedNode.getClassName() === \"TransformNode\" ||\n this._attachedNode.getClassName() === \"InstancedMesh\") {\n const transform = this._attachedNode;\n if (transform.parent) {\n const parentInv = TmpVectors.Matrix[0];\n const localMat = TmpVectors.Matrix[1];\n transform.parent.getWorldMatrix().invertToRef(parentInv);\n this._attachedNode.getWorldMatrix().multiplyToRef(parentInv, localMat);\n const matrixToDecompose = TmpVectors.Matrix[4];\n this._handlePivotMatrixInverse(transform, localMat, matrixToDecompose);\n matrixToDecompose.decompose(TmpVectors.Vector3[0], TmpVectors.Quaternion[0], transform.position, Gizmo.PreserveScaling ? transform : undefined, Gizmo.UseAbsoluteScaling);\n TmpVectors.Quaternion[0].normalize();\n if (transform.isUsingPivotMatrix()) {\n // Calculate the local matrix without the translation.\n // Copied from TranslateNode.computeWorldMatrix\n const r = TmpVectors.Quaternion[1];\n Quaternion.RotationYawPitchRollToRef(transform.rotation.y, transform.rotation.x, transform.rotation.z, r);\n const scaleMatrix = TmpVectors.Matrix[2];\n Matrix.ScalingToRef(transform.scaling.x, transform.scaling.y, transform.scaling.z, scaleMatrix);\n const rotationMatrix = TmpVectors.Matrix[2];\n r.toRotationMatrix(rotationMatrix);\n const pivotMatrix = transform.getPivotMatrix();\n const invPivotMatrix = TmpVectors.Matrix[3];\n pivotMatrix.invertToRef(invPivotMatrix);\n pivotMatrix.multiplyToRef(scaleMatrix, TmpVectors.Matrix[4]);\n TmpVectors.Matrix[4].multiplyToRef(rotationMatrix, TmpVectors.Matrix[5]);\n TmpVectors.Matrix[5].multiplyToRef(invPivotMatrix, TmpVectors.Matrix[6]);\n TmpVectors.Matrix[6].getTranslationToRef(TmpVectors.Vector3[1]);\n transform.position.subtractInPlace(TmpVectors.Vector3[1]);\n }\n }\n else {\n const matrixToDecompose = TmpVectors.Matrix[4];\n this._handlePivotMatrixInverse(transform, this._attachedNode._worldMatrix, matrixToDecompose);\n matrixToDecompose.decompose(TmpVectors.Vector3[0], TmpVectors.Quaternion[0], transform.position, Gizmo.PreserveScaling ? transform : undefined, Gizmo.UseAbsoluteScaling);\n }\n TmpVectors.Vector3[0].scaleInPlace(1.0 / transform.scalingDeterminant);\n transform.scaling.copyFrom(TmpVectors.Vector3[0]);\n if (!transform.billboardMode) {\n if (transform.rotationQuaternion) {\n transform.rotationQuaternion.copyFrom(TmpVectors.Quaternion[0]);\n transform.rotationQuaternion.normalize();\n }\n else {\n transform.rotation = TmpVectors.Quaternion[0].toEulerAngles();\n }\n }\n }\n else if (this._attachedNode.getClassName() === \"Bone\") {\n const bone = this._attachedNode;\n const parent = bone.getParent();\n if (parent) {\n const invParent = TmpVectors.Matrix[0];\n const boneLocalMatrix = TmpVectors.Matrix[1];\n parent.getFinalMatrix().invertToRef(invParent);\n bone.getFinalMatrix().multiplyToRef(invParent, boneLocalMatrix);\n const lmat = bone.getLocalMatrix();\n lmat.copyFrom(boneLocalMatrix);\n }\n else {\n const lmat = bone.getLocalMatrix();\n lmat.copyFrom(bone.getFinalMatrix());\n }\n bone.markAsDirty();\n }\n else {\n const light = this._attachedNode;\n if (light.getTypeID) {\n const type = light.getTypeID();\n if (type === Light.LIGHTTYPEID_DIRECTIONALLIGHT || type === Light.LIGHTTYPEID_SPOTLIGHT || type === Light.LIGHTTYPEID_POINTLIGHT) {\n const parent = light.parent;\n if (parent) {\n const invParent = TmpVectors.Matrix[0];\n const nodeLocalMatrix = TmpVectors.Matrix[1];\n parent.getWorldMatrix().invertToRef(invParent);\n light.getWorldMatrix().multiplyToRef(invParent, nodeLocalMatrix);\n nodeLocalMatrix.decompose(undefined, TmpVectors.Quaternion[0], TmpVectors.Vector3[0]);\n }\n else {\n this._attachedNode._worldMatrix.decompose(undefined, TmpVectors.Quaternion[0], TmpVectors.Vector3[0]);\n }\n // setter doesn't copy values. Need a new Vector3\n light.position = new Vector3(TmpVectors.Vector3[0].x, TmpVectors.Vector3[0].y, TmpVectors.Vector3[0].z);\n if (light.direction) {\n light.direction = new Vector3(light.direction.x, light.direction.y, light.direction.z);\n }\n }\n }\n }\n }\n /**\n * refresh gizmo mesh material\n * @param gizmoMeshes\n * @param material material to apply\n */\n _setGizmoMeshMaterial(gizmoMeshes, material) {\n if (gizmoMeshes) {\n gizmoMeshes.forEach((m) => {\n m.material = material;\n if (m.color) {\n m.color = material.diffuseColor;\n }\n });\n }\n }\n /**\n * Subscribes to pointer up, down, and hover events. Used for responsive gizmos.\n * @param gizmoLayer The utility layer the gizmo will be added to\n * @param gizmoAxisCache Gizmo axis definition used for reactive gizmo UI\n * @returns {Observer<PointerInfo>} pointerObserver\n */\n static GizmoAxisPointerObserver(gizmoLayer, gizmoAxisCache) {\n let dragging = false;\n const pointerObserver = gizmoLayer.utilityLayerScene.onPointerObservable.add((pointerInfo) => {\n if (pointerInfo.pickInfo) {\n // On Hover Logic\n if (pointerInfo.type === PointerEventTypes.POINTERMOVE) {\n if (dragging) {\n return;\n }\n gizmoAxisCache.forEach((cache) => {\n if (cache.colliderMeshes && cache.gizmoMeshes) {\n const isHovered = cache.colliderMeshes?.indexOf(pointerInfo?.pickInfo?.pickedMesh) != -1;\n const material = cache.dragBehavior.enabled ? (isHovered || cache.active ? cache.hoverMaterial : cache.material) : cache.disableMaterial;\n cache.gizmoMeshes.forEach((m) => {\n m.material = material;\n if (m.color) {\n m.color = material.diffuseColor;\n }\n });\n }\n });\n }\n // On Mouse Down\n if (pointerInfo.type === PointerEventTypes.POINTERDOWN) {\n // If user Clicked Gizmo\n if (gizmoAxisCache.has(pointerInfo.pickInfo.pickedMesh?.parent)) {\n dragging = true;\n const statusMap = gizmoAxisCache.get(pointerInfo.pickInfo.pickedMesh?.parent);\n statusMap.active = true;\n gizmoAxisCache.forEach((cache) => {\n const isHovered = cache.colliderMeshes?.indexOf(pointerInfo?.pickInfo?.pickedMesh) != -1;\n const material = (isHovered || cache.active) && cache.dragBehavior.enabled ? cache.hoverMaterial : cache.disableMaterial;\n cache.gizmoMeshes.forEach((m) => {\n m.material = material;\n if (m.color) {\n m.color = material.diffuseColor;\n }\n });\n });\n }\n }\n // On Mouse Up\n if (pointerInfo.type === PointerEventTypes.POINTERUP) {\n gizmoAxisCache.forEach((cache) => {\n cache.active = false;\n dragging = false;\n cache.gizmoMeshes.forEach((m) => {\n m.material = cache.dragBehavior.enabled ? cache.material : cache.disableMaterial;\n if (m.color) {\n m.color = cache.material.diffuseColor;\n }\n });\n });\n }\n }\n });\n return pointerObserver;\n }\n /**\n * Disposes of the gizmo\n */\n dispose() {\n this._rootMesh.dispose();\n if (this._beforeRenderObserver) {\n this.gizmoLayer.utilityLayerScene.onBeforeRenderObservable.remove(this._beforeRenderObserver);\n }\n }\n}\n/**\n * When enabled, any gizmo operation will perserve scaling sign. Default is off.\n * Only valid for TransformNode derived classes (Mesh, AbstractMesh, ...)\n */\nGizmo.PreserveScaling = false;\n/**\n * There are 2 ways to preserve scaling: using mesh scaling or absolute scaling. Depending of hierarchy, non uniform scaling and LH or RH coordinates. One is preferable than the other.\n * If the scaling to be preserved is the local scaling, then set this value to false.\n * Default is true which means scaling to be preserved is absolute one (with hierarchy applied)\n */\nGizmo.UseAbsoluteScaling = 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