@babylonjs/viewer/dist/chunks/thinInstanceMesh-UvlYUF1v.esm.min.js

The Babylon Viewer aims to simplify a specific but common Babylon.js use case: loading, viewing, and interacting with a 3D model.

import{g as t,L as e,M as n,m as a,al as s,a4 as i,aS as r,V as o}from"./index-Bw2N6w1y.esm.min.js";t.prototype.thinInstanceAdd=function(t,n=!0){if(!this.getScene().getEngine().getCaps().instancedArrays)return e.Error("Thin Instances are not supported on this device as Instanced Array extension not supported"),-1;this._thinInstanceUpdateBufferSize("matrix",Array.isArray(t)?t.length:1);const a=this._thinInstanceDataStorage.instancesCount;if(Array.isArray(t))for(let e=0;e<t.length;++e)this.thinInstanceSetMatrixAt(this._thinInstanceDataStorage.instancesCount++,t[e],e===t.length-1&&n);else this.thinInstanceSetMatrixAt(this._thinInstanceDataStorage.instancesCount++,t,n);return a},t.prototype.thinInstanceAddSelf=function(t=!0){return this.thinInstanceAdd(n.IdentityReadOnly,t)},t.prototype.thinInstanceRegisterAttribute=function(t,e){t===a.ColorKind&&(t=a.ColorInstanceKind),this.removeVerticesData(t),this._thinInstanceInitializeUserStorage(),this._userThinInstanceBuffersStorage.strides[t]=e,this._userThinInstanceBuffersStorage.sizes[t]=e*Math.max(32,this._thinInstanceDataStorage.instancesCount),this._userThinInstanceBuffersStorage.data[t]=new Float32Array(this._userThinInstanceBuffersStorage.sizes[t]),this._userThinInstanceBuffersStorage.vertexBuffers[t]=new a(this.getEngine(),this._userThinInstanceBuffersStorage.data[t],t,!0,!1,e,!0),this.setVerticesBuffer(this._userThinInstanceBuffersStorage.vertexBuffers[t])},t.prototype.thinInstanceSetMatrixAt=function(t,e,n=!0){if(!this._thinInstanceDataStorage.matrixData||t>=this._thinInstanceDataStorage.instancesCount)return!1;const a=this._thinInstanceDataStorage.matrixData;return e.copyToArray(a,16*t),this._thinInstanceDataStorage.worldMatrices&&(this._thinInstanceDataStorage.worldMatrices[t]=e),n&&(this.thinInstanceBufferUpdated("matrix"),this.doNotSyncBoundingInfo||this.thinInstanceRefreshBoundingInfo(!1)),!0},t.prototype.thinInstanceSetAttributeAt=function(t,e,n,s=!0){return t===a.ColorKind&&(t=a.ColorInstanceKind),!(!this._userThinInstanceBuffersStorage||!this._userThinInstanceBuffersStorage.data[t]||e>=this._thinInstanceDataStorage.instancesCount)&&(this._thinInstanceUpdateBufferSize(t,0),this._userThinInstanceBuffersStorage.data[t].set(n,e*this._userThinInstanceBuffersStorage.strides[t]),s&&this.thinInstanceBufferUpdated(t),!0)},Object.defineProperty(t.prototype,"thinInstanceCount",{get:function(){return this._thinInstanceDataStorage.instancesCount},set:function(t){const e=this._thinInstanceDataStorage.matrixData??this.source?._thinInstanceDataStorage.matrixData;t<=(e?e.length/16:0)&&(this._thinInstanceDataStorage.instancesCount=t)},enumerable:!0,configurable:!0}),t.prototype._thinInstanceCreateMatrixBuffer=function(t,e,n=!0){const a=new s(this.getEngine(),e,!n,16,!1,!0);for(let e=0;e<4;e++)this.setVerticesBuffer(a.createVertexBuffer(t+e,4*e,4));return a},t.prototype.thinInstanceSetBuffer=function(t,e,n=0,s=!0){n=n||16,"matrix"===t?(this._thinInstanceDataStorage.matrixBuffer?.dispose(),this._thinInstanceDataStorage.matrixBuffer=null,this._thinInstanceDataStorage.matrixBufferSize=e?e.length:32*n,this._thinInstanceDataStorage.matrixData=e,this._thinInstanceDataStorage.worldMatrices=null,null!==e?(this._thinInstanceDataStorage.instancesCount=e.length/n,this._thinInstanceDataStorage.matrixBuffer=this._thinInstanceCreateMatrixBuffer("world",e,s),this.doNotSyncBoundingInfo||this.thinInstanceRefreshBoundingInfo(!1)):(this._thinInstanceDataStorage.instancesCount=0,this.doNotSyncBoundingInfo||this.refreshBoundingInfo())):"previousMatrix"===t?(this._thinInstanceDataStorage.previousMatrixBuffer?.dispose(),this._thinInstanceDataStorage.previousMatrixBuffer=null,this._thinInstanceDataStorage.previousMatrixData=e,null!==e&&(this._thinInstanceDataStorage.previousMatrixBuffer=this._thinInstanceCreateMatrixBuffer("previousWorld",e,s))):(t===a.ColorKind&&(t=a.ColorInstanceKind),null===e?this._userThinInstanceBuffersStorage?.data[t]&&(this.removeVerticesData(t),delete this._userThinInstanceBuffersStorage.data[t],delete this._userThinInstanceBuffersStorage.strides[t],delete this._userThinInstanceBuffersStorage.sizes[t],delete this._userThinInstanceBuffersStorage.vertexBuffers[t]):(this._thinInstanceInitializeUserStorage(),this._userThinInstanceBuffersStorage.data[t]=e,this._userThinInstanceBuffersStorage.strides[t]=n,this._userThinInstanceBuffersStorage.sizes[t]=e.length,this._userThinInstanceBuffersStorage.vertexBuffers[t]=new a(this.getEngine(),e,t,!s,!1,n,!0),this.setVerticesBuffer(this._userThinInstanceBuffersStorage.vertexBuffers[t])))},t.prototype.thinInstanceBufferUpdated=function(t){"matrix"===t?(this.thinInstanceAllowAutomaticStaticBufferRecreation&&this._thinInstanceDataStorage.matrixBuffer&&!this._thinInstanceDataStorage.matrixBuffer.isUpdatable()&&this._thinInstanceRecreateBuffer(t),this._thinInstanceDataStorage.matrixBuffer?.updateDirectly(this._thinInstanceDataStorage.matrixData,0,this._thinInstanceDataStorage.instancesCount)):"previousMatrix"===t?(this.thinInstanceAllowAutomaticStaticBufferRecreation&&this._thinInstanceDataStorage.previousMatrixBuffer&&!this._thinInstanceDataStorage.previousMatrixBuffer.isUpdatable()&&this._thinInstanceRecreateBuffer(t),this._thinInstanceDataStorage.previousMatrixBuffer?.updateDirectly(this._thinInstanceDataStorage.previousMatrixData,0,this._thinInstanceDataStorage.instancesCount)):(t===a.ColorKind&&(t=a.ColorInstanceKind),this._userThinInstanceBuffersStorage?.vertexBuffers[t]&&(this.thinInstanceAllowAutomaticStaticBufferRecreation&&!this._userThinInstanceBuffersStorage.vertexBuffers[t].isUpdatable()&&this._thinInstanceRecreateBuffer(t),this._userThinInstanceBuffersStorage.vertexBuffers[t].updateDirectly(this._userThinInstanceBuffersStorage.data[t],0)))},t.prototype.thinInstancePartialBufferUpdate=function(t,e,n){"matrix"===t?this._thinInstanceDataStorage.matrixBuffer&&this._thinInstanceDataStorage.matrixBuffer.updateDirectly(e,n):(t===a.ColorKind&&(t=a.ColorInstanceKind),this._userThinInstanceBuffersStorage?.vertexBuffers[t]&&this._userThinInstanceBuffersStorage.vertexBuffers[t].updateDirectly(e,n))},t.prototype.thinInstanceGetWorldMatrices=function(){if(!this._thinInstanceDataStorage.matrixData||!this._thinInstanceDataStorage.matrixBuffer)return[];const t=this._thinInstanceDataStorage.matrixData;if(!this._thinInstanceDataStorage.worldMatrices){this._thinInstanceDataStorage.worldMatrices=[];for(let e=0;e<this._thinInstanceDataStorage.instancesCount;++e)this._thinInstanceDataStorage.worldMatrices[e]=n.FromArray(t,16*e)}return this._thinInstanceDataStorage.worldMatrices},t.prototype.thinInstanceRefreshBoundingInfo=function(t=!1,e=!1,a=!1){if(!this._thinInstanceDataStorage.matrixData||!this._thinInstanceDataStorage.matrixBuffer)return;const s=this._thinInstanceDataStorage.boundingVectors;if(t||!this.rawBoundingInfo){s.length=0,this.refreshBoundingInfo(e,a);const t=this.getBoundingInfo();this.rawBoundingInfo=new i(t.minimum,t.maximum)}const h=this.getBoundingInfo(),f=this._thinInstanceDataStorage.matrixData;if(0===s.length)for(let t=0;t<h.boundingBox.vectors.length;++t)s.push(h.boundingBox.vectors[t].clone());r.Vector3[0].setAll(Number.POSITIVE_INFINITY),r.Vector3[1].setAll(Number.NEGATIVE_INFINITY);for(let t=0;t<this._thinInstanceDataStorage.instancesCount;++t){n.FromArrayToRef(f,16*t,r.Matrix[0]);for(let t=0;t<s.length;++t)o.TransformCoordinatesToRef(s[t],r.Matrix[0],r.Vector3[2]),r.Vector3[0].minimizeInPlace(r.Vector3[2]),r.Vector3[1].maximizeInPlace(r.Vector3[2])}h.reConstruct(r.Vector3[0],r.Vector3[1]),this._updateBoundingInfo()},t.prototype._thinInstanceRecreateBuffer=function(t,e=!0){"matrix"===t?(this._thinInstanceDataStorage.matrixBuffer?.dispose(),this._thinInstanceDataStorage.matrixBuffer=this._thinInstanceCreateMatrixBuffer("world",this._thinInstanceDataStorage.matrixData,e)):"previousMatrix"===t?this._scene.needsPreviousWorldMatrices&&(this._thinInstanceDataStorage.previousMatrixBuffer?.dispose(),this._thinInstanceDataStorage.previousMatrixBuffer=this._thinInstanceCreateMatrixBuffer("previousWorld",this._thinInstanceDataStorage.previousMatrixData??this._thinInstanceDataStorage.matrixData,e)):(t===a.ColorKind&&(t=a.ColorInstanceKind),this._userThinInstanceBuffersStorage.vertexBuffers[t]?.dispose(),this._userThinInstanceBuffersStorage.vertexBuffers[t]=new a(this.getEngine(),this._userThinInstanceBuffersStorage.data[t],t,!e,!1,this._userThinInstanceBuffersStorage.strides[t],!0),this.setVerticesBuffer(this._userThinInstanceBuffersStorage.vertexBuffers[t]))},t.prototype._thinInstanceUpdateBufferSize=function(t,e=1){t===a.ColorKind&&(t=a.ColorInstanceKind);const n="matrix"===t;if(!(n||this._userThinInstanceBuffersStorage&&this._userThinInstanceBuffersStorage.strides[t]))return;const s=n?16:this._userThinInstanceBuffersStorage.strides[t],i=n?this._thinInstanceDataStorage.matrixBufferSize:this._userThinInstanceBuffersStorage.sizes[t];let r=n?this._thinInstanceDataStorage.matrixData:this._userThinInstanceBuffersStorage.data[t];const o=(this._thinInstanceDataStorage.instancesCount+e)*s;let h=i;for(;h<o;)h*=2;if(!r||i!=h){if(r){const t=new Float32Array(h);t.set(r,0),r=t}else r=new Float32Array(h);n?(this._thinInstanceDataStorage.matrixBuffer?.dispose(),this._thinInstanceDataStorage.matrixBuffer=this._thinInstanceCreateMatrixBuffer("world",r,!1),this._thinInstanceDataStorage.matrixData=r,this._thinInstanceDataStorage.matrixBufferSize=h,this._scene.needsPreviousWorldMatrices&&!this._thinInstanceDataStorage.previousMatrixData&&(this._thinInstanceDataStorage.previousMatrixBuffer?.dispose(),this._thinInstanceDataStorage.previousMatrixBuffer=this._thinInstanceCreateMatrixBuffer("previousWorld",r,!1))):(this._userThinInstanceBuffersStorage.vertexBuffers[t]?.dispose(),this._userThinInstanceBuffersStorage.data[t]=r,this._userThinInstanceBuffersStorage.sizes[t]=h,this._userThinInstanceBuffersStorage.vertexBuffers[t]=new a(this.getEngine(),r,t,!0,!1,s,!0),this.setVerticesBuffer(this._userThinInstanceBuffersStorage.vertexBuffers[t]))}},t.prototype._thinInstanceInitializeUserStorage=function(){this._userThinInstanceBuffersStorage||(this._userThinInstanceBuffersStorage={data:{},sizes:{},vertexBuffers:{},strides:{}})},t.prototype._disposeThinInstanceSpecificData=function(){this._thinInstanceDataStorage?.matrixBuffer&&(this._thinInstanceDataStorage.matrixBuffer.dispose(),this._thinInstanceDataStorage.matrixBuffer=null)};
//# sourceMappingURL=thinInstanceMesh-UvlYUF1v.esm.min.js.map