create examples folder

dart_filament/examples/web_wasm/bin/dart_filament.js

@@ -0,0 +1,25 @@
+
+var dart_filament = (() => {
+  var _scriptName = typeof document != 'undefined' ? document.currentScript?.src : undefined;
+  if (typeof __filename != 'undefined') _scriptName ||= __filename;
+  return (
+function(moduleArg = {}) {
+  var moduleRtn;
+
+function GROWABLE_HEAP_I8(){if(wasmMemory.buffer!=HEAP8.buffer){updateMemoryViews()}return HEAP8}function GROWABLE_HEAP_U8(){if(wasmMemory.buffer!=HEAP8.buffer){updateMemoryViews()}return HEAPU8}function GROWABLE_HEAP_I16(){if(wasmMemory.buffer!=HEAP8.buffer){updateMemoryViews()}return HEAP16}function GROWABLE_HEAP_U16(){if(wasmMemory.buffer!=HEAP8.buffer){updateMemoryViews()}return HEAPU16}function GROWABLE_HEAP_I32(){if(wasmMemory.buffer!=HEAP8.buffer){updateMemoryViews()}return HEAP32}function GROWABLE_HEAP_U32(){if(wasmMemory.buffer!=HEAP8.buffer){updateMemoryViews()}return HEAPU32}function GROWABLE_HEAP_F32(){if(wasmMemory.buffer!=HEAP8.buffer){updateMemoryViews()}return HEAPF32}function GROWABLE_HEAP_F64(){if(wasmMemory.buffer!=HEAP8.buffer){updateMemoryViews()}return HEAPF64}var Module=Object.assign({},moduleArg);var readyPromiseResolve,readyPromiseReject;var readyPromise=new Promise((resolve,reject)=>{readyPromiseResolve=resolve;readyPromiseReject=reject});["getExceptionMessage","$incrementExceptionRefcount","$decrementExceptionRefcount","___indirect_function_table","_create_filament_viewer","_create_render_target","_destroy_filament_viewer","_set_background_color","_clear_background_image","_set_background_image","_set_background_image_position","_set_tone_mapping","_set_bloom","_load_skybox","_load_ibl","_rotate_ibl","_remove_skybox","_remove_ibl","_add_light","_remove_light","_clear_lights","_load_glb","_load_glb_from_buffer","_create_instance","_get_instance_count","_get_instances","_load_gltf","_set_main_camera","_get_main_camera","_set_camera","_set_camera_fov","_get_camera_model_matrix","_get_camera_view_matrix","_get_camera_projection_matrix","_get_camera_culling_projection_matrix","_set_camera_projection_matrix","_set_camera_culling","_get_camera_culling_near","_get_camera_culling_far","_get_camera_frustum","_set_camera_manipulator_options","_set_view_frustum_culling","_move_camera_to_asset","_set_camera_focus_distance","_set_camera_exposure","_set_camera_position","_set_camera_rotation","_set_camera_model_matrix","_set_camera_focal_length","_render","_set_frame_interval","_destroy_swap_chain","_create_swap_chain","_update_viewport_and_camera_projection","_scroll_update","_scroll_begin","_scroll_end","_grab_begin","_grab_update","_grab_end","_get_scene_manager","_apply_weights","_set_morph_target_weights","_set_morph_animation","_reset_to_rest_pose","_add_bone_animation","_set_post_processing","_set_antialiasing","_set_bone_transform","_play_animation","_set_animation_frame","_get_animation_duration","_get_animation_count","_get_animation_name","_get_morph_target_name_count","_get_morph_target_name","_remove_entity","_clear_entities","_set_material_color","_transform_to_unit_cube","_set_position","_set_rotation","_set_scale","_queue_position_update","_queue_rotation_update","_stop_animation","_hide_mesh","_reveal_mesh","_filament_pick","_get_name_for_entity","_get_entity_count","_get_entities","_get_entity_name_at","_set_recording","_set_recording_output_directory","_ios_dummy","_flutter_filament_free","_add_collision_component","_remove_collision_component","_add_animation_component","_create_geometry","_find_child_entity_by_name","_set_parent","_test_collisions","_set_priority","_get_gizmo","_create_filament_viewer_ffi","_destroy_filament_viewer_ffi","_create_swap_chain_ffi","_destroy_swap_chain_ffi","_create_render_target_ffi","_update_viewport_and_camera_projection_ffi","_set_rendering_ffi","_set_frame_interval_ffi","_render_ffi","_set_background_color_ffi","_load_gltf_ffi","_load_glb_ffi","_load_glb_from_buffer_ffi","_clear_background_image_ffi","_set_background_image_ffi","_set_background_image_position_ffi","_set_tone_mapping_ffi","_set_bloom_ffi","_load_skybox_ffi","_load_ibl_ffi","_remove_skybox_ffi","_remove_ibl_ffi","_remove_light_ffi","_clear_lights_ffi","_remove_entity_ffi","_clear_entities_ffi","_set_camera_ffi","_get_morph_target_name_ffi","_get_morph_target_name_count_ffi","_play_animation_ffi","_set_animation_frame_ffi","_stop_animation_ffi","_get_animation_count_ffi","_get_animation_name_ffi","_set_post_processing_ffi","_get_name_for_entity_ffi","_set_bone_transform_ffi","_reset_to_rest_pose_ffi","_add_bone_animation_ffi","_ios_dummy_ffi","_create_geometry_ffi","_flutter_filament_web_create_gl_context","___original_main","_flutter_filament_web_load_resource_callback","_flutter_filament_web_set","_flutter_filament_web_set_float","_flutter_filament_web_get_float","_flutter_filament_web_get_double","_flutter_filament_web_set_double","_flutter_filament_web_get_int32","_flutter_filament_web_set_int32","_flutter_filament_web_set_pointer","_flutter_filament_web_get_pointer","_flutter_filament_web_get","_flutter_filament_web_allocate","_flutter_filament_web_get_address","_flutter_filament_web_free","_flutter_filament_web_get_resource_loader_wrapper","_main","onRuntimeInitialized"].forEach(prop=>{if(!Object.getOwnPropertyDescriptor(readyPromise,prop)){Object.defineProperty(readyPrLine truncated
+
+
+  return moduleRtn;
+}
+);
+})();
+if (typeof exports === 'object' && typeof module === 'object')
+  module.exports = dart_filament;
+else if (typeof define === 'function' && define['amd'])
+  define([], () => dart_filament);
+var isPthread = globalThis.self?.name === 'em-pthread';
+var isNode = typeof globalThis.process?.versions?.node == 'string';
+if (isNode) isPthread = require('worker_threads').workerData === 'em-pthread'
+
+// When running as a pthread, construct a new instance on startup
+isPthread && dart_filament();

dart_filament/examples/web_wasm/bin/dart_filament.worker.js

@@ -0,0 +1,4 @@
+// This file is no longer used by emscripten and has been created as a placeholder
+// to allow build systems to transition away from depending on it.
+//
+// Future versions of emscripten will likely stop generating this file at all.

dart_filament/examples/web_wasm/bin/example_web.dart

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+import 'package:dart_filament/dart_filament/compatibility/compatibility.dart';
+import 'package:dart_filament/dart_filament/filament_viewer_impl.dart';
+
+void main(List<String> arguments) async {
+  var fc = FooChar();
+  print("Started!");
+
+  var resourceLoader = flutter_filament_web_get_resource_loader_wrapper();
+  print("Got resource loader!");
+
+  var viewer = FilamentViewer(resourceLoader: resourceLoader);
+    print("created viewer!");
+
+  await viewer.initialized;
+
+  while (true) {
+    await Future.delayed(Duration(milliseconds: 16));
+  }
+  print("Finisehd!");
+}

dart_filament/examples/web_wasm/bin/example_web.mjs

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+let buildArgsList;
+
+// `modulePromise` is a promise to the `WebAssembly.module` object to be
+//   instantiated.
+// `importObjectPromise` is a promise to an object that contains any additional
+//   imports needed by the module that aren't provided by the standard runtime.
+//   The fields on this object will be merged into the importObject with which
+//   the module will be instantiated.
+// This function returns a promise to the instantiated module.
+export const instantiate = async (modulePromise, importObjectPromise) => {
+    let dartInstance;
+
+    function stringFromDartString(string) {
+        const totalLength = dartInstance.exports.$stringLength(string);
+        let result = '';
+        let index = 0;
+        while (index < totalLength) {
+          let chunkLength = Math.min(totalLength - index, 0xFFFF);
+          const array = new Array(chunkLength);
+          for (let i = 0; i < chunkLength; i++) {
+              array[i] = dartInstance.exports.$stringRead(string, index++);
+          }
+          result += String.fromCharCode(...array);
+        }
+        return result;
+    }
+
+    function stringToDartString(string) {
+        const length = string.length;
+        let range = 0;
+        for (let i = 0; i < length; i++) {
+            range |= string.codePointAt(i);
+        }
+        if (range < 256) {
+            const dartString = dartInstance.exports.$stringAllocate1(length);
+            for (let i = 0; i < length; i++) {
+                dartInstance.exports.$stringWrite1(dartString, i, string.codePointAt(i));
+            }
+            return dartString;
+        } else {
+            const dartString = dartInstance.exports.$stringAllocate2(length);
+            for (let i = 0; i < length; i++) {
+                dartInstance.exports.$stringWrite2(dartString, i, string.charCodeAt(i));
+            }
+            return dartString;
+        }
+    }
+
+    // Prints to the console
+    function printToConsole(value) {
+      if (typeof dartPrint == "function") {
+        dartPrint(value);
+        return;
+      }
+      if (typeof console == "object" && typeof console.log != "undefined") {
+        console.log(value);
+        return;
+      }
+      if (typeof print == "function") {
+        print(value);
+        return;
+      }
+
+      throw "Unable to print message: " + js;
+    }
+
+    // Converts a Dart List to a JS array. Any Dart objects will be converted, but
+    // this will be cheap for JSValues.
+    function arrayFromDartList(constructor, list) {
+        const length = dartInstance.exports.$listLength(list);
+        const array = new constructor(length);
+        for (let i = 0; i < length; i++) {
+            array[i] = dartInstance.exports.$listRead(list, i);
+        }
+        return array;
+    }
+
+    buildArgsList = function(list) {
+        const dartList = dartInstance.exports.$makeStringList();
+        for (let i = 0; i < list.length; i++) {
+            dartInstance.exports.$listAdd(dartList, stringToDartString(list[i]));
+        }
+        return dartList;
+    }
+
+    // A special symbol attached to functions that wrap Dart functions.
+    const jsWrappedDartFunctionSymbol = Symbol("JSWrappedDartFunction");
+
+    function finalizeWrapper(dartFunction, wrapped) {
+        wrapped.dartFunction = dartFunction;
+        wrapped[jsWrappedDartFunctionSymbol] = true;
+        return wrapped;
+    }
+
+    // Imports
+    const dart2wasm = {
+
+_48: v => stringToDartString(v.toString()),
+_64: () => {
+          let stackString = new Error().stack.toString();
+          let frames = stackString.split('\n');
+          let drop = 2;
+          if (frames[0] === 'Error') {
+              drop += 1;
+          }
+          return frames.slice(drop).join('\n');
+        },
+_83: s => stringToDartString(JSON.stringify(stringFromDartString(s))),
+_84: s => printToConsole(stringFromDartString(s)),
+_98: (ms, c) =>
+              setTimeout(() => dartInstance.exports.$invokeCallback(c),ms),
+_102: (c) =>
+              queueMicrotask(() => dartInstance.exports.$invokeCallback(c)),
+_104: (a, i) => a.push(i),
+_115: a => a.length,
+_117: (a, i) => a[i],
+_118: (a, i, v) => a[i] = v,
+_120: a => a.join(''),
+_130: (s, p, i) => s.indexOf(p, i),
+_133: (o, start, length) => new Uint8Array(o.buffer, o.byteOffset + start, length),
+_134: (o, start, length) => new Int8Array(o.buffer, o.byteOffset + start, length),
+_135: (o, start, length) => new Uint8ClampedArray(o.buffer, o.byteOffset + start, length),
+_136: (o, start, length) => new Uint16Array(o.buffer, o.byteOffset + start, length),
+_137: (o, start, length) => new Int16Array(o.buffer, o.byteOffset + start, length),
+_138: (o, start, length) => new Uint32Array(o.buffer, o.byteOffset + start, length),
+_139: (o, start, length) => new Int32Array(o.buffer, o.byteOffset + start, length),
+_142: (o, start, length) => new Float32Array(o.buffer, o.byteOffset + start, length),
+_143: (o, start, length) => new Float64Array(o.buffer, o.byteOffset + start, length),
+_148: (o) => new DataView(o.buffer, o.byteOffset, o.byteLength),
+_152: Function.prototype.call.bind(Object.getOwnPropertyDescriptor(DataView.prototype, 'byteLength').get),
+_153: (b, o) => new DataView(b, o),
+_155: Function.prototype.call.bind(DataView.prototype.getUint8),
+_157: Function.prototype.call.bind(DataView.prototype.getInt8),
+_159: Function.prototype.call.bind(DataView.prototype.getUint16),
+_161: Function.prototype.call.bind(DataView.prototype.getInt16),
+_163: Function.prototype.call.bind(DataView.prototype.getUint32),
+_165: Function.prototype.call.bind(DataView.prototype.getInt32),
+_171: Function.prototype.call.bind(DataView.prototype.getFloat32),
+_173: Function.prototype.call.bind(DataView.prototype.getFloat64),
+_194: o => o === undefined,
+_195: o => typeof o === 'boolean',
+_196: o => typeof o === 'number',
+_198: o => typeof o === 'string',
+_201: o => o instanceof Int8Array,
+_202: o => o instanceof Uint8Array,
+_203: o => o instanceof Uint8ClampedArray,
+_204: o => o instanceof Int16Array,
+_205: o => o instanceof Uint16Array,
+_206: o => o instanceof Int32Array,
+_207: o => o instanceof Uint32Array,
+_208: o => o instanceof Float32Array,
+_209: o => o instanceof Float64Array,
+_210: o => o instanceof ArrayBuffer,
+_211: o => o instanceof DataView,
+_212: o => o instanceof Array,
+_213: o => typeof o === 'function' && o[jsWrappedDartFunctionSymbol] === true,
+_217: (l, r) => l === r,
+_218: o => o,
+_219: o => o,
+_220: o => o,
+_221: b => !!b,
+_222: o => o.length,
+_225: (o, i) => o[i],
+_226: f => f.dartFunction,
+_227: l => arrayFromDartList(Int8Array, l),
+_228: l => arrayFromDartList(Uint8Array, l),
+_229: l => arrayFromDartList(Uint8ClampedArray, l),
+_230: l => arrayFromDartList(Int16Array, l),
+_231: l => arrayFromDartList(Uint16Array, l),
+_232: l => arrayFromDartList(Int32Array, l),
+_233: l => arrayFromDartList(Uint32Array, l),
+_234: l => arrayFromDartList(Float32Array, l),
+_235: l => arrayFromDartList(Float64Array, l),
+_236: (data, length) => {
+          const view = new DataView(new ArrayBuffer(length));
+          for (let i = 0; i < length; i++) {
+              view.setUint8(i, dartInstance.exports.$byteDataGetUint8(data, i));
+          }
+          return view;
+        },
+_237: l => arrayFromDartList(Array, l),
+_238: stringFromDartString,
+_239: stringToDartString,
+_242: l => new Array(l),
+_246: (o, p) => o[p],
+_250: o => String(o)
+    };
+
+    const baseImports = {
+        dart2wasm: dart2wasm,
+
+
+        Math: Math,
+        Date: Date,
+        Object: Object,
+        Array: Array,
+        Reflect: Reflect,
+    };
+
+    const jsStringPolyfill = {
+        "charCodeAt": (s, i) => s.charCodeAt(i),
+        "compare": (s1, s2) => {
+            if (s1 < s2) return -1;
+            if (s1 > s2) return 1;
+            return 0;
+        },
+        "concat": (s1, s2) => s1 + s2,
+        "equals": (s1, s2) => s1 === s2,
+        "fromCharCode": (i) => String.fromCharCode(i),
+        "length": (s) => s.length,
+        "substring": (s, a, b) => s.substring(a, b),
+    };
+
+    dartInstance = await WebAssembly.instantiate(await modulePromise, {
+        ...baseImports,
+        ...(await importObjectPromise),
+        "wasm:js-string": jsStringPolyfill,
+    });
+
+    return dartInstance;
+}
+
+// Call the main function for the instantiated module
+// `moduleInstance` is the instantiated dart2wasm module
+// `args` are any arguments that should be passed into the main function.
+export const invoke = (moduleInstance, ...args) => {
+    const dartMain = moduleInstance.exports.$getMain();
+    const dartArgs = buildArgsList(args);
+    moduleInstance.exports.$invokeMain(dartMain, dartArgs);
+}
+

dart_filament/examples/web_wasm/bin/index.html

@@ -0,0 +1,27 @@
+<html>
+<script type="module">
+    
+    import { dart_filament } from "./dart_filament.js";
+    
+    let dart2wasm_runtime;
+    let moduleInstance;
+
+    const dartFilamentModulePromise = await WebAssembly.compileStreaming(fetch('dart_filament.wasm'));
+    var df = await dart_filament(dartFilamentModulePromise);
+    console.log(df);
+
+    const dartModulePromise = WebAssembly.compileStreaming(fetch('example_web.wasm'));
+    const imports = {"dart_filament":df};
+    dart2wasm_runtime = await import('./example_web.mjs');
+    moduleInstance = await dart2wasm_runtime.instantiate(dartModulePromise, imports);
+
+    if (moduleInstance) {
+        try {
+            await dart2wasm_runtime.invoke(moduleInstance);
+        } catch (exception) {
+            console.error(`Exception while invoking test: ${exception}`);
+        }
+    }
+
+  </script>
+</html>