OXYGENHUB
# 2bbdc0268c23 oxygenhub / assets / backdrop / backdrop.js
25.5 KiB · JavaScript · last changed feat(web): Backdrops, the engine in Rust and WASM, and the dashboard's Your sky (refs #157) 22 days ago source blame history raw
17ca6cdd Andy McCall ↶ 1 
/**
2 
 * Start the dashboard's sky on `canvas` with the page's `data`. `still`
3 
 * is the viewer's choice of a still backdrop; reduced motion asks for
4 
 * one too. Without WebGL2 there is no backdrop, and nothing breaks.
5 
 * @param {HTMLCanvasElement} canvas
6 
 * @param {any} data
7 
 * @param {boolean} still
8 
 */
9 
export function start(canvas, data, still) {
10 
    const ret = wasm.start(canvas, data, still);
11 
    if (ret[1]) {
12 
        throw takeFromExternrefTable0(ret[0]);
13 
    }
14 
}
15 
function __wbg_get_imports() {
16 
    const import0 = {
17 
        __proto__: null,
18 
        __wbg___wbindgen_boolean_get_5b446f51afd21013: function(arg0) {
19 
            const v = arg0;
20 
            const ret = typeof(v) === 'boolean' ? v : undefined;
21 
            return isLikeNone(ret) ? 0xFFFFFF : ret ? 1 : 0;
22 
        },
23 
        __wbg___wbindgen_is_undefined_8865fb403f8fe9d8: function(arg0) {
24 
            const ret = arg0 === undefined;
25 
            return ret;
26 
        },
27 
        __wbg___wbindgen_number_get_2e0e7dee9f701a71: function(arg0, arg1) {
28 
            const obj = arg1;
29 
            const ret = typeof(obj) === 'number' ? obj : undefined;
30 
            getDataViewMemory0().setFloat64(arg0 + 8 * 1, isLikeNone(ret) ? 0 : ret, true);
31 
            getDataViewMemory0().setInt32(arg0 + 4 * 0, !isLikeNone(ret), true);
32 
        },
33 
        __wbg___wbindgen_string_get_0380ccaa2f57f0d9: function(arg0, arg1) {
34 
            const obj = arg1;
35 
            const ret = typeof(obj) === 'string' ? obj : undefined;
36 
            var ptr1 = isLikeNone(ret) ? 0 : passStringToWasm0(ret, wasm.__wbindgen_malloc, wasm.__wbindgen_realloc);
37 
            var len1 = WASM_VECTOR_LEN;
38 
            getDataViewMemory0().setInt32(arg0 + 4 * 1, len1, true);
39 
            getDataViewMemory0().setInt32(arg0 + 4 * 0, ptr1, true);
40 
        },
41 
        __wbg___wbindgen_throw_41e9ee4f547fc59a: function(arg0, arg1) {
42 
            throw new Error(getStringFromWasm0(arg0, arg1));
43 
        },
44 
        __wbg__wbg_cb_unref_dcc1a90847f04c41: function(arg0) {
45 
            arg0._wbg_cb_unref();
46 
        },
47 
        __wbg_addEventListener_4d0db17c671ea324: function() { return handleError(function (arg0, arg1, arg2, arg3) {
48 
            arg0.addEventListener(getStringFromWasm0(arg1, arg2), arg3);
49 
        }, arguments); },
50 
        __wbg_appendChild_fb8c52e7dd8484ea: function() { return handleError(function (arg0, arg1) {
51 
            const ret = arg0.appendChild(arg1);
52 
            return ret;
53 
        }, arguments); },
54 
        __wbg_attachShader_9567ae57af6746d5: function(arg0, arg1, arg2) {
55 
            arg0.attachShader(arg1, arg2);
56 
        },
57 
        __wbg_bindBuffer_0324f62b876c4403: function(arg0, arg1, arg2) {
58 
            arg0.bindBuffer(arg1 >>> 0, arg2);
59 
        },
60 
        __wbg_bindVertexArray_f58af0a346185ec5: function(arg0, arg1) {
61 
            arg0.bindVertexArray(arg1);
62 
        },
63 
        __wbg_blendFunc_589e4252bb396484: function(arg0, arg1, arg2) {
64 
            arg0.blendFunc(arg1 >>> 0, arg2 >>> 0);
65 
        },
66 
        __wbg_body_e549239eaff082e1: function(arg0) {
67 
            const ret = arg0.body;
68 
            return isLikeNone(ret) ? 0 : addToExternrefTable0(ret);
69 
        },
70 
        __wbg_bufferData_5fa44d94fe7a3878: function(arg0, arg1, arg2, arg3) {
71 
            arg0.bufferData(arg1 >>> 0, arg2, arg3 >>> 0);
72 
        },
73 
        __wbg_clearColor_796427e8ac60fe14: function(arg0, arg1, arg2, arg3, arg4) {
74 
            arg0.clearColor(arg1, arg2, arg3, arg4);
75 
        },
76 
        __wbg_clear_cb96796cc568b7c8: function(arg0, arg1) {
77 
            arg0.clear(arg1 >>> 0);
78 
        },
79 
        __wbg_clientX_5075231ed45e8ef5: function(arg0) {
80 
            const ret = arg0.clientX;
81 
            return ret;
82 
        },
83 
        __wbg_clientY_846c39814ce02ab2: function(arg0) {
84 
            const ret = arg0.clientY;
85 
            return ret;
86 
        },
87 
        __wbg_compileShader_c2b53ff3a8851f60: function(arg0, arg1) {
88 
            arg0.compileShader(arg1);
89 
        },
90 
        __wbg_createBuffer_ffe613371d42cfd3: function(arg0) {
91 
            const ret = arg0.createBuffer();
92 
            return isLikeNone(ret) ? 0 : addToExternrefTable0(ret);
93 
        },
94 
        __wbg_createElement_74049073a11f9c31: function() { return handleError(function (arg0, arg1, arg2) {
95 
            const ret = arg0.createElement(getStringFromWasm0(arg1, arg2));
96 
            return ret;
97 
        }, arguments); },
98 
        __wbg_createProgram_cbf448e6f18a9402: function(arg0) {
99 
            const ret = arg0.createProgram();
100 
            return isLikeNone(ret) ? 0 : addToExternrefTable0(ret);
101 
        },
102 
        __wbg_createShader_6c1a2295587878a5: function(arg0, arg1) {
103 
            const ret = arg0.createShader(arg1 >>> 0);
104 
            return isLikeNone(ret) ? 0 : addToExternrefTable0(ret);
105 
        },
106 
        __wbg_createVertexArray_b223ea69dd08fcab: function(arg0) {
107 
            const ret = arg0.createVertexArray();
108 
            return isLikeNone(ret) ? 0 : addToExternrefTable0(ret);
109 
        },
110 
        __wbg_devicePixelRatio_7d39e9af5448d3d4: function(arg0) {
111 
            const ret = arg0.devicePixelRatio;
112 
            return ret;
113 
        },
114 
        __wbg_document_9854e03c05fc8834: function(arg0) {
115 
            const ret = arg0.document;
116 
            return isLikeNone(ret) ? 0 : addToExternrefTable0(ret);
117 
        },
118 
        __wbg_drawArraysInstanced_9b44aa78a087154d: function(arg0, arg1, arg2, arg3, arg4) {
119 
            arg0.drawArraysInstanced(arg1 >>> 0, arg2, arg3, arg4);
120 
        },
121 
        __wbg_drawArrays_08872e02fb57b847: function(arg0, arg1, arg2, arg3) {
122 
            arg0.drawArrays(arg1 >>> 0, arg2, arg3);
123 
        },
124 
        __wbg_enableVertexAttribArray_d52693866bc8b8dd: function(arg0, arg1) {
125 
            arg0.enableVertexAttribArray(arg1 >>> 0);
126 
        },
127 
        __wbg_enable_cb4fc19b51148c37: function(arg0, arg1) {
128 
            arg0.enable(arg1 >>> 0);
129 
        },
130 
        __wbg_from_296ca31f8d0f1c52: function(arg0) {
131 
            const ret = Array.from(arg0);
132 
            return ret;
133 
        },
134 
        __wbg_getComputedStyle_dd0f456804795fd6: function() { return handleError(function (arg0, arg1) {
135 
            const ret = arg0.getComputedStyle(arg1);
136 
            return isLikeNone(ret) ? 0 : addToExternrefTable0(ret);
137 
        }, arguments); },
138 
        __wbg_getContext_051324720aa5b7e8: function() { return handleError(function (arg0, arg1, arg2, arg3) {
139 
            const ret = arg0.getContext(getStringFromWasm0(arg1, arg2), arg3);
140 
            return isLikeNone(ret) ? 0 : addToExternrefTable0(ret);
141 
        }, arguments); },
142 
        __wbg_getProgramInfoLog_3276b294d6d42fe2: function(arg0, arg1, arg2) {
143 
            const ret = arg1.getProgramInfoLog(arg2);
144 
            var ptr1 = isLikeNone(ret) ? 0 : passStringToWasm0(ret, wasm.__wbindgen_malloc, wasm.__wbindgen_realloc);
145 
            var len1 = WASM_VECTOR_LEN;
146 
            getDataViewMemory0().setInt32(arg0 + 4 * 1, len1, true);
147 
            getDataViewMemory0().setInt32(arg0 + 4 * 0, ptr1, true);
148 
        },
149 
        __wbg_getProgramParameter_fc7124bb9fb7c675: function(arg0, arg1, arg2) {
150 
            const ret = arg0.getProgramParameter(arg1, arg2 >>> 0);
151 
            return ret;
152 
        },
153 
        __wbg_getPropertyValue_e90a3628c2de4fb6: function() { return handleError(function (arg0, arg1, arg2, arg3) {
154 
            const ret = arg1.getPropertyValue(getStringFromWasm0(arg2, arg3));
155 
            const ptr1 = passStringToWasm0(ret, wasm.__wbindgen_malloc, wasm.__wbindgen_realloc);
156 
            const len1 = WASM_VECTOR_LEN;
157 
            getDataViewMemory0().setInt32(arg0 + 4 * 1, len1, true);
158 
            getDataViewMemory0().setInt32(arg0 + 4 * 0, ptr1, true);
159 
        }, arguments); },
160 
        __wbg_getShaderInfoLog_7e0cbba353ca95da: function(arg0, arg1, arg2) {
161 
            const ret = arg1.getShaderInfoLog(arg2);
162 
            var ptr1 = isLikeNone(ret) ? 0 : passStringToWasm0(ret, wasm.__wbindgen_malloc, wasm.__wbindgen_realloc);
163 
            var len1 = WASM_VECTOR_LEN;
164 
            getDataViewMemory0().setInt32(arg0 + 4 * 1, len1, true);
165 
            getDataViewMemory0().setInt32(arg0 + 4 * 0, ptr1, true);
166 
        },
167 
        __wbg_getShaderParameter_745acf10b8e45e31: function(arg0, arg1, arg2) {
168 
            const ret = arg0.getShaderParameter(arg1, arg2 >>> 0);
169 
            return ret;
170 
        },
171 
        __wbg_getUniformLocation_50ba45dade572703: function(arg0, arg1, arg2, arg3) {
172 
            const ret = arg0.getUniformLocation(arg1, getStringFromWasm0(arg2, arg3));
173 
            return isLikeNone(ret) ? 0 : addToExternrefTable0(ret);
174 
        },
175 
        __wbg_get_31af05bd4842a84f: function() { return handleError(function (arg0, arg1) {
176 
            const ret = Reflect.get(arg0, arg1);
177 
            return ret;
178 
        }, arguments); },
179 
        __wbg_get_6c896e0571ddae51: function(arg0, arg1) {
180 
            const ret = arg0[arg1 >>> 0];
181 
            return ret;
182 
        },
183 
        __wbg_get_unchecked_288889d017702237: function(arg0, arg1) {
184 
            const ret = arg0[arg1 >>> 0];
185 
            return ret;
186 
        },
187 
        __wbg_hidden_2ba371ecafe013fa: function(arg0) {
188 
            const ret = arg0.hidden;
189 
            return ret;
190 
        },
191 
        __wbg_innerHeight_7f20e0f1a7c5a573: function() { return handleError(function (arg0) {
192 
            const ret = arg0.innerHeight;
193 
            return ret;
194 
        }, arguments); },
195 
        __wbg_innerWidth_1bc526614080537c: function() { return handleError(function (arg0) {
196 
            const ret = arg0.innerWidth;
197 
            return ret;
198 
        }, arguments); },
199 
        __wbg_instanceof_HtmlElement_32fb153a5a0e2349: function(arg0) {
200 
            let result;
201 
            try {
202 
                result = arg0 instanceof HTMLElement;
203 
            } catch (_) {
204 
                result = false;
205 
            }
206 
            const ret = result;
207 
            return ret;
208 
        },
209 
        __wbg_instanceof_WebGl2RenderingContext_64c994c14c0790fb: function(arg0) {
210 
            let result;
211 
            try {
212 
                result = arg0 instanceof WebGL2RenderingContext;
213 
            } catch (_) {
214 
                result = false;
215 
            }
216 
            const ret = result;
217 
            return ret;
218 
        },
219 
        __wbg_instanceof_Window_82d71df4eddf88bc: function(arg0) {
220 
            let result;
221 
            try {
222 
                result = arg0 instanceof Window;
223 
            } catch (_) {
224 
                result = false;
225 
            }
226 
            const ret = result;
227 
            return ret;
228 
        },
229 
        __wbg_length_d4bdea10311bd9cf: function(arg0) {
230 
            const ret = arg0.length;
231 
            return ret;
232 
        },
233 
        __wbg_linkProgram_acdc299c43d734a0: function(arg0, arg1) {
234 
            arg0.linkProgram(arg1);
235 
        },
236 
        __wbg_matchMedia_8a4857f947f11f82: function() { return handleError(function (arg0, arg1, arg2) {
237 
            const ret = arg0.matchMedia(getStringFromWasm0(arg1, arg2));
238 
            return isLikeNone(ret) ? 0 : addToExternrefTable0(ret);
239 
        }, arguments); },
240 
        __wbg_matches_778d0873b064b1bf: function(arg0) {
241 
            const ret = arg0.matches;
242 
            return ret;
243 
        },
244 
        __wbg_new_617a8cdb8bb1130e: function() {
245 
            const ret = new Object();
246 
            return ret;
247 
        },
248 
        __wbg_now_d0b7f4bea9f38490: function(arg0) {
249 
            const ret = arg0.now();
250 
            return ret;
251 
        },
252 
        __wbg_performance_d0d7b03fc649b694: function(arg0) {
253 
            const ret = arg0.performance;
254 
            return isLikeNone(ret) ? 0 : addToExternrefTable0(ret);
255 
        },
256 
        __wbg_relatedTarget_520fe88b1de28b43: function(arg0) {
257 
            const ret = arg0.relatedTarget;
258 
            return isLikeNone(ret) ? 0 : addToExternrefTable0(ret);
259 
        },
260 
        __wbg_requestAnimationFrame_7b526ab7aa550c74: function() { return handleError(function (arg0, arg1) {
261 
            const ret = arg0.requestAnimationFrame(arg1);
262 
            return ret;
263 
        }, arguments); },
264 
        __wbg_setAttribute_9e7d603908f63705: function() { return handleError(function (arg0, arg1, arg2, arg3, arg4) {
265 
            arg0.setAttribute(getStringFromWasm0(arg1, arg2), getStringFromWasm0(arg3, arg4));
266 
        }, arguments); },
267 
        __wbg_setProperty_097bc3d55ce44513: function() { return handleError(function (arg0, arg1, arg2, arg3, arg4) {
268 
            arg0.setProperty(getStringFromWasm0(arg1, arg2), getStringFromWasm0(arg3, arg4));
269 
        }, arguments); },
270 
        __wbg_set_145a351398b48c65: function() { return handleError(function (arg0, arg1, arg2) {
271 
            const ret = Reflect.set(arg0, arg1, arg2);
272 
            return ret;
273 
        }, arguments); },
274 
        __wbg_set_className_541fce5cd31918aa: function(arg0, arg1, arg2) {
275 
            arg0.className = getStringFromWasm0(arg1, arg2);
276 
        },
277 
        __wbg_set_height_c9789c1c77eaedff: function(arg0, arg1) {
278 
            arg0.height = arg1 >>> 0;
279 
        },
280 
        __wbg_set_textContent_6d6fc559f198055f: function(arg0, arg1, arg2) {
281 
            arg0.textContent = arg1 === 0 ? undefined : getStringFromWasm0(arg1, arg2);
282 
        },
283 
        __wbg_set_width_b0e1267db4b196b5: function(arg0, arg1) {
284 
            arg0.width = arg1 >>> 0;
285 
        },
286 
        __wbg_shaderSource_c8812639b47d87b9: function(arg0, arg1, arg2, arg3) {
287 
            arg0.shaderSource(arg1, getStringFromWasm0(arg2, arg3));
288 
        },
289 
        __wbg_static_accessor_GLOBAL_266715b9d96ba635: function() {
290 
            const ret = typeof global === 'undefined' ? null : global;
291 
            return isLikeNone(ret) ? 0 : addToExternrefTable0(ret);
292 
        },
293 
        __wbg_static_accessor_GLOBAL_THIS_10fb7dc1ae063179: function() {
294 
            const ret = typeof globalThis === 'undefined' ? null : globalThis;
295 
            return isLikeNone(ret) ? 0 : addToExternrefTable0(ret);
296 
        },
297 
        __wbg_static_accessor_SELF_0b583911f537483a: function() {
298 
            const ret = typeof self === 'undefined' ? null : self;
299 
            return isLikeNone(ret) ? 0 : addToExternrefTable0(ret);
300 
        },
301 
        __wbg_static_accessor_WINDOW_d7f903d1508cbdc4: function() {
302 
            const ret = typeof window === 'undefined' ? null : window;
303 
            return isLikeNone(ret) ? 0 : addToExternrefTable0(ret);
304 
        },
305 
        __wbg_style_4bce24230e493a7c: function(arg0) {
306 
            const ret = arg0.style;
307 
            return ret;
308 
        },
309 
        __wbg_uniform2f_a92b5bb95dc5b4d9: function(arg0, arg1, arg2, arg3) {
310 
            arg0.uniform2f(arg1, arg2, arg3);
311 
        },
312 
        __wbg_useProgram_e075c2902e420761: function(arg0, arg1) {
313 
            arg0.useProgram(arg1);
314 
        },
315 
        __wbg_vertexAttribDivisor_7575d382215322f7: function(arg0, arg1, arg2) {
316 
            arg0.vertexAttribDivisor(arg1 >>> 0, arg2 >>> 0);
317 
        },
318 
        __wbg_vertexAttribPointer_24b495e18df325dc: function(arg0, arg1, arg2, arg3, arg4, arg5, arg6) {
319 
            arg0.vertexAttribPointer(arg1 >>> 0, arg2, arg3 >>> 0, arg4 !== 0, arg5, arg6);
320 
        },
321 
        __wbg_viewport_16936692526e2ce6: function(arg0, arg1, arg2, arg3, arg4) {
322 
            arg0.viewport(arg1, arg2, arg3, arg4);
323 
        },
324 
        __wbindgen_generic_0000000000000001: function(arg0, arg1) {
325 
            // Cast intrinsic for `Closure(Closure { owned: true, function: Function { arguments: [F64], shim_idx: 6, ret: Unit, inner_ret: Some(Unit) }, mutable: true }) -> Externref`.
326 
            const ret = makeMutClosure(arg0, arg1, wasm_bindgen_ef67fbc5f0a8b406___convert__closures_____invoke___f64______true_);
327 
            return ret;
328 
        },
329 
        __wbindgen_generic_0000000000000002: function(arg0, arg1) {
330 
            // Cast intrinsic for `Closure(Closure { owned: true, function: Function { arguments: [NamedExternref("MouseEvent")], shim_idx: 5, ret: Unit, inner_ret: Some(Unit) }, mutable: true }) -> Externref`.
331 
            const ret = makeMutClosure(arg0, arg1, wasm_bindgen_ef67fbc5f0a8b406___convert__closures_____invoke___web_sys_793942649ef82f98___features__gen_MouseEvent__MouseEvent______true_);
332 
            return ret;
333 
        },
334 
        __wbindgen_generic_0000000000000003: function(arg0, arg1) {
335 
            // Cast intrinsic for `Closure(Closure { owned: true, function: Function { arguments: [], shim_idx: 4, ret: Unit, inner_ret: Some(Unit) }, mutable: true }) -> Externref`.
336 
            const ret = makeMutClosure(arg0, arg1, wasm_bindgen_ef67fbc5f0a8b406___convert__closures_____invoke_______true_);
337 
            return ret;
338 
        },
339 
        __wbindgen_generic_0000000000000004: function(arg0, arg1) {
340 
            // Cast intrinsic for `Ref(Slice(F32)) -> NamedExternref("Float32Array")`.
341 
            const ret = getArrayF32FromWasm0(arg0, arg1);
342 
            return ret;
343 
        },
344 
        __wbindgen_generic_0000000000000005: function(arg0, arg1) {
345 
            // Cast intrinsic for `Ref(String) -> Externref`.
346 
            const ret = getStringFromWasm0(arg0, arg1);
347 
            return ret;
348 
        },
349 
        __wbindgen_init_externref_table: function() {
350 
            const table = wasm.__wbindgen_externrefs;
351 
            const offset = table.grow(4);
352 
            table.set(0, undefined);
353 
            table.set(offset + 0, undefined);
354 
            table.set(offset + 1, null);
355 
            table.set(offset + 2, true);
356 
            table.set(offset + 3, false);
357 
        },
358 
    };
359 
    return {
360 
        __proto__: null,
361 
        "./backdrop_bg.js": import0,
362 
    };
363 
}
364
365 
function wasm_bindgen_ef67fbc5f0a8b406___convert__closures_____invoke_______true_(arg0, arg1) {
366 
    wasm.wasm_bindgen_ef67fbc5f0a8b406___convert__closures_____invoke_______true_(arg0, arg1);
367 
}
368
369 
function wasm_bindgen_ef67fbc5f0a8b406___convert__closures_____invoke___web_sys_793942649ef82f98___features__gen_MouseEvent__MouseEvent______true_(arg0, arg1, arg2) {
370 
    wasm.wasm_bindgen_ef67fbc5f0a8b406___convert__closures_____invoke___web_sys_793942649ef82f98___features__gen_MouseEvent__MouseEvent______true_(arg0, arg1, arg2);
371 
}
372
373 
function wasm_bindgen_ef67fbc5f0a8b406___convert__closures_____invoke___f64______true_(arg0, arg1, arg2) {
374 
    wasm.wasm_bindgen_ef67fbc5f0a8b406___convert__closures_____invoke___f64______true_(arg0, arg1, arg2);
375 
}
376
377 
function addToExternrefTable0(obj) {
378 
    const idx = wasm.__externref_table_alloc();
379 
    wasm.__wbindgen_externrefs.set(idx, obj);
380 
    return idx;
381 
}
382
383 
const CLOSURE_DTORS = (typeof FinalizationRegistry === 'undefined')
384 
    ? { register: () => {}, unregister: () => {} }
385 
    : new FinalizationRegistry(state => wasm.__wbindgen_destroy_closure(state.a, state.b));
386
387 
function getArrayF32FromWasm0(ptr, len) {
388 
    ptr = ptr >>> 0;
389 
    return getFloat32ArrayMemory0().subarray(ptr / 4, ptr / 4 + len);
390 
}
391
392 
let cachedDataViewMemory0 = null;
393 
function getDataViewMemory0() {
394 
    if (cachedDataViewMemory0 === null || cachedDataViewMemory0.buffer.detached === true || (cachedDataViewMemory0.buffer.detached === undefined && cachedDataViewMemory0.buffer !== wasm.memory.buffer)) {
395 
        cachedDataViewMemory0 = new DataView(wasm.memory.buffer);
396 
    }
397 
    return cachedDataViewMemory0;
398 
}
399
400 
let cachedFloat32ArrayMemory0 = null;
401 
function getFloat32ArrayMemory0() {
402 
    if (cachedFloat32ArrayMemory0 === null || cachedFloat32ArrayMemory0.byteLength === 0) {
403 
        cachedFloat32ArrayMemory0 = new Float32Array(wasm.memory.buffer);
404 
    }
405 
    return cachedFloat32ArrayMemory0;
406 
}
407
408 
function getStringFromWasm0(ptr, len) {
409 
    return decodeText(ptr >>> 0, len);
410 
}
411
412 
let cachedUint8ArrayMemory0 = null;
413 
function getUint8ArrayMemory0() {
414 
    if (cachedUint8ArrayMemory0 === null || cachedUint8ArrayMemory0.byteLength === 0) {
415 
        cachedUint8ArrayMemory0 = new Uint8Array(wasm.memory.buffer);
416 
    }
417 
    return cachedUint8ArrayMemory0;
418 
}
419
420 
function handleError(f, args) {
421 
    try {
422 
        return f.apply(this, args);
423 
    } catch (e) {
424 
        const idx = addToExternrefTable0(e);
425 
        wasm.__wbindgen_exn_store(idx);
426 
    }
427 
}
428
429 
function isLikeNone(x) {
430 
    return x === undefined || x === null;
431 
}
432
433 
function makeMutClosure(arg0, arg1, f) {
434 
    const state = { a: arg0, b: arg1, cnt: 1 };
435 
    const real = (...args) => {
436
437 
        // First up with a closure we increment the internal reference
438 
        // count. This ensures that the Rust closure environment won't
439 
        // be deallocated while we're invoking it.
440 
        state.cnt++;
441 
        const a = state.a;
442 
        state.a = 0;
443 
        try {
444 
            return f(a, state.b, ...args);
445 
        } finally {
446 
            state.a = a;
447 
            real._wbg_cb_unref();
448 
        }
449 
    };
450 
    real._wbg_cb_unref = () => {
451 
        if (--state.cnt === 0) {
452 
            wasm.__wbindgen_destroy_closure(state.a, state.b);
453 
            state.a = 0;
454 
            CLOSURE_DTORS.unregister(state);
455 
        }
456 
    };
457 
    CLOSURE_DTORS.register(real, state, state);
458 
    return real;
459 
}
460
461 
function passStringToWasm0(arg, malloc, realloc) {
462 
    if (realloc === undefined) {
463 
        const buf = cachedTextEncoder.encode(arg);
464 
        const ptr = malloc(buf.length, 1) >>> 0;
465 
        getUint8ArrayMemory0().subarray(ptr, ptr + buf.length).set(buf);
466 
        WASM_VECTOR_LEN = buf.length;
467 
        return ptr;
468 
    }
469
470 
    let len = arg.length;
471 
    let ptr = malloc(len, 1) >>> 0;
472
473 
    const mem = getUint8ArrayMemory0();
474
475 
    let offset = 0;
476
477 
    for (; offset < len; offset++) {
478 
        const code = arg.charCodeAt(offset);
479 
        if (code > 0x7F) break;
480 
        mem[ptr + offset] = code;
481 
    }
482 
    if (offset !== len) {
483 
        if (offset !== 0) {
484 
            arg = arg.slice(offset);
485 
        }
486 
        ptr = realloc(ptr, len, len = offset + arg.length * 3, 1) >>> 0;
487 
        const view = getUint8ArrayMemory0().subarray(ptr + offset, ptr + len);
488 
        const ret = cachedTextEncoder.encodeInto(arg, view);
489
490 
        offset += ret.written;
491 
        ptr = realloc(ptr, len, offset, 1) >>> 0;
492 
    }
493
494 
    WASM_VECTOR_LEN = offset;
495 
    return ptr;
496 
}
497
498 
function takeFromExternrefTable0(idx) {
499 
    const value = wasm.__wbindgen_externrefs.get(idx);
500 
    wasm.__externref_table_dealloc(idx);
501 
    return value;
502 
}
503
504 
let cachedTextDecoder = new TextDecoder('utf-8', { ignoreBOM: true, fatal: true });
505 
cachedTextDecoder.decode();
506 
const MAX_SAFARI_DECODE_BYTES = 2146435072;
507 
let numBytesDecoded = 0;
508 
function decodeText(ptr, len) {
509 
    numBytesDecoded += len;
510 
    if (numBytesDecoded >= MAX_SAFARI_DECODE_BYTES) {
511 
        cachedTextDecoder = new TextDecoder('utf-8', { ignoreBOM: true, fatal: true });
512 
        cachedTextDecoder.decode();
513 
        numBytesDecoded = len;
514 
    }
515 
    return cachedTextDecoder.decode(getUint8ArrayMemory0().subarray(ptr, ptr + len));
516 
}
517
518 
const cachedTextEncoder = new TextEncoder();
519
520 
if (!('encodeInto' in cachedTextEncoder)) {
521 
    cachedTextEncoder.encodeInto = function (arg, view) {
522 
        const buf = cachedTextEncoder.encode(arg);
523 
        view.set(buf);
524 
        return {
525 
            read: arg.length,
526 
            written: buf.length
527 
        };
528 
    };
529 
}
530
531 
let WASM_VECTOR_LEN = 0;
532
533 
let wasmModule, wasmInstance, wasm;
534 
function __wbg_finalize_init(instance, module) {
535 
    wasmInstance = instance;
536 
    wasm = instance.exports;
537 
    wasmModule = module;
538 
    cachedDataViewMemory0 = null;
539 
    cachedFloat32ArrayMemory0 = null;
540 
    cachedUint8ArrayMemory0 = null;
541 
    wasm.__wbindgen_start();
542 
    return wasm;
543 
}
544
545 
async function __wbg_load(module, imports) {
546 
    if (typeof Response === 'function' && module instanceof Response) {
547 
        if (!module.ok) {
548 
            throw new Error(`failed to fetch Wasm: ${module.status} ${module.statusText} fetching '${module.url}'`);
549 
        }
550
551 
        if (typeof WebAssembly.instantiateStreaming === 'function') {
552 
            try {
553 
                return await WebAssembly.instantiateStreaming(module, imports);
554 
            } catch (e) {
555 
                const validResponse = expectedResponseType(module.type);
556
557 
                if (validResponse && module.headers.get('Content-Type') !== 'application/wasm') {
558 
                    console.warn("`WebAssembly.instantiateStreaming` failed because your server does not serve Wasm with `application/wasm` MIME type. Falling back to `WebAssembly.instantiate` which is slower. Original error:\n", e);
559
560 
                } else { throw e; }
561 
            }
562 
        }
563
564 
        const bytes = await module.arrayBuffer();
565 
        return await WebAssembly.instantiate(bytes, imports);
566 
    } else {
567 
        const instance = await WebAssembly.instantiate(module, imports);
568
569 
        if (instance instanceof WebAssembly.Instance) {
570 
            return { instance, module };
571 
        } else {
572 
            return instance;
573 
        }
574 
    }
575
576 
    function expectedResponseType(type) {
577 
        switch (type) {
578 
            case 'basic': case 'cors': case 'default': return true;
579 
        }
580 
        return false;
581 
    }
582 
}
583
584 
function initSync(module) {
585 
    if (wasm !== undefined) return wasm;
586
587
588 
    if (module !== undefined) {
589 
        if (Object.getPrototypeOf(module) === Object.prototype) {
590 
            ({module} = module)
591 
        } else {
592 
            console.warn('using deprecated parameters for `initSync()`; pass a single object instead')
593 
        }
594 
    }
595
596 
    const imports = __wbg_get_imports();
597 
    if (!(module instanceof WebAssembly.Module)) {
598 
        module = new WebAssembly.Module(module);
599 
    }
600 
    const instance = new WebAssembly.Instance(module, imports);
601 
    return __wbg_finalize_init(instance, module);
602 
}
603
604 
async function __wbg_init(module_or_path) {
605 
    if (wasm !== undefined) return wasm;
606
607
608 
    if (module_or_path !== undefined) {
609 
        if (Object.getPrototypeOf(module_or_path) === Object.prototype) {
610 
            ({module_or_path} = module_or_path)
611 
        } else {
612 
            console.warn('using deprecated parameters for the initialization function; pass a single object instead')
613 
        }
614 
    }
615
616 
    if (module_or_path === undefined) {
617 
        module_or_path = new URL('backdrop_bg.wasm', import.meta.url);
618 
    }
619 
    const imports = __wbg_get_imports();
620
621 
    if (typeof module_or_path === 'string' || (typeof Request === 'function' && module_or_path instanceof Request) || (typeof URL === 'function' && module_or_path instanceof URL)) {
622 
        module_or_path = fetch(module_or_path);
623 
    }
624
625 
    const { instance, module } = await __wbg_load(await module_or_path, imports);
626
627 
    return __wbg_finalize_init(instance, module);
628 
}
629
630 
export { initSync, __wbg_init as default };