tangram/dist/tangram.min.mjs

WebGL Maps for Vector Tiles

// define() gets called for each chunk generated by the first Rollup pass.
            // The order the chunks are called in is controlled by the imports in bundle.js:
            //
            // shared.js: shared dependencies between main and worker threads
            // scene_worker.js: worker thread code
            // index.js: main thread code

            // Once all chunks have been provided, the worker thread code is assembled,
            // incorporating the shared chunk code, then turned into a blob URL which
            // can be used to instantiate the worker.

            var shared, worker, Tangram = {};

            function define(_, chunk) {
                    if (!shared) {
                        shared = chunk;
                    } else if (!worker) {
                        worker = chunk;
                    } else {
                        var worker_bundle = 'var shared_chunk = {}; (' + shared + ')(shared_chunk); (' + worker + ')(shared_chunk);'
                        var shared_chunk = {};
                        shared(shared_chunk);
                        Tangram = chunk(shared_chunk);
                        Tangram.workerURL = window.URL.createObjectURL(new Blob([worker_bundle], { type: 'text/javascript' }));
                    }
            }
        

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t;!0!==this.disabled&&(t=S(e,"OES_vertex_array_object")),null!=t?m("info","Vertex Array Object extension available"):!0!==this.disabled?m("warn","Vertex Array Object extension NOT available"):m("warn","Vertex Array Object extension force disabled");},getExtension(e,t){if(!0!==this.disabled)return S(e,t)},create(e,t,i){let r={};r.setup=t,r.teardown=i;let n=this.getExtension(e,"OES_vertex_array_object");return null!=n&&(r._vao=n.createVertexArrayOES(),n.bindVertexArrayOES(r._vao)),r.setup(),r},getCurrentBinding(e){let t=this.bound_vao.filter((t=>t[0]===e))[0];return t&&t[1]},setCurrentBinding(e,t){let i=this.bound_vao,r=i.filter((t=>t[0]===e))[0];null==r?i.push([e,t]):r[1]=t;},bind(e,t){let i=this.getExtension(e,"OES_vertex_array_object");if(null!=t)null!=i&&null!=t._vao?(i.bindVertexArrayOES(t._vao),this.setCurrentBinding(e,t)):t.setup();else {let t=this.getCurrentBinding(e);null!=i?i.bindVertexArrayOES(null):null!=t&&"function"==typeof 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