cione-comp-lib/lib/node_modules/claygl/src/plugin/Skybox.js

`$ yarn add cione-comp-lib` 或者 `$ npm i cione-comp-lib -S`

"use strict";Object.defineProperties(exports,{__esModule:{value:!0},[Symbol.toStringTag]:{value:"Module"}});var e=require("../Mesh.js"),t=require("../geometry/Cube.js"),r=require("../Shader.js"),n=require("../Material.js"),i=require("../Texture.js"),a=require("../camera/Perspective.js"),s=require("../math/Matrix4.js"),o=require("../shader/source/skybox.glsl.js");r.default.import(o.default);var u=e.default.extend((function(){var e=new r.default({vertex:r.default.source("clay.skybox.vertex"),fragment:r.default.source("clay.skybox.fragment")}),i=new n.default({shader:e,depthMask:!1});return{scene:null,geometry:new t.default,material:i,environmentMap:null,culling:!1,_dummyCamera:new a.default}}),(function(){var e=this.scene;e&&this.attachScene(e),this.environmentMap&&this.setEnvironmentMap(this.environmentMap)}),{attachScene:function(e){this.scene&&this.detachScene(),e.skybox=this,this.scene=e,e.on("beforerender",this._beforeRenderScene,this)},detachScene:function(){this.scene&&(this.scene.off("beforerender",this._beforeRenderScene),this.scene.skybox=null),this.scene=null},dispose:function(e){this.detachScene(),this.geometry.dispose(e)},setEnvironmentMap:function(e){"texture2D"===e.textureType?(this.material.define("EQUIRECTANGULAR"),e.minFilter=i.default.LINEAR):this.material.undefine("EQUIRECTANGULAR"),this.material.set("environmentMap",e)},getEnvironmentMap:function(){return this.material.get("environmentMap")},_beforeRenderScene:function(e,t,r){this.renderSkybox(e,r)},renderSkybox:function(e,t){var r=this._dummyCamera;r.aspect=e.getViewportAspect(),r.fov=t.fov||50,r.updateProjectionMatrix(),s.default.invert(r.invProjectionMatrix,r.projectionMatrix),r.worldTransform.copy(t.worldTransform),r.viewMatrix.copy(t.viewMatrix),this.position.copy(t.getWorldPosition()),this.update(),e.gl.disable(e.gl.BLEND),this.material.get("lod")>0?this.material.define("fragment","LOD"):this.material.undefine("fragment","LOD"),e.renderPass([this],r)}});exports.default=u;