فهرست منبع

Merge pull request #42789 from Faless/js/4.0_html_editor_first_iteration

[HTML5] Editor prototype
Rémi Verschelde 4 سال پیش
والد
کامیت
cb3d5b6dda

+ 24 - 0
drivers/dummy/rasterizer_dummy.h

@@ -154,6 +154,7 @@ public:
 	void render_material(const Transform &p_cam_transform, const CameraMatrix &p_cam_projection, bool p_cam_ortogonal, InstanceBase **p_cull_result, int p_cull_count, RID p_framebuffer, const Rect2i &p_region) override {}
 	void render_sdfgi(RID p_render_buffers, int p_region, InstanceBase **p_cull_result, int p_cull_count) override {}
 	void render_sdfgi_static_lights(RID p_render_buffers, uint32_t p_cascade_count, const uint32_t *p_cascade_indices, const RID **p_positional_light_cull_result, const uint32_t *p_positional_light_cull_count) override {}
+	void render_particle_collider_heightfield(RID p_collider, const Transform &p_transform, InstanceBase **p_cull_result, int p_cull_count) override {}
 
 	void set_scene_pass(uint64_t p_pass) override {}
 	void set_time(double p_time, double p_step) override {}
@@ -802,6 +803,7 @@ public:
 	void particles_set_fractional_delta(RID p_particles, bool p_enable) override {}
 	void particles_set_subemitter(RID p_particles, RID p_subemitter_particles) override {}
 	void particles_set_view_axis(RID p_particles, const Vector3 &p_axis) override {}
+	void particles_set_collision_base_size(RID p_particles, float p_size) override {}
 	void particles_restart(RID p_particles) override {}
 
 	void particles_set_draw_order(RID p_particles, RS::ParticlesDrawOrder p_order) override {}
@@ -819,6 +821,28 @@ public:
 	int particles_get_draw_passes(RID p_particles) const override { return 0; }
 	RID particles_get_draw_pass_mesh(RID p_particles, int p_pass) const override { return RID(); }
 
+	void particles_add_collision(RID p_particles, RasterizerScene::InstanceBase *p_instance) override {}
+	void particles_remove_collision(RID p_particles, RasterizerScene::InstanceBase *p_instance) override {}
+
+	void update_particles() override {}
+
+	/* PARTICLES COLLISION */
+
+	RID particles_collision_create() override { return RID(); }
+	void particles_collision_set_collision_type(RID p_particles_collision, RS::ParticlesCollisionType p_type) override {}
+	void particles_collision_set_cull_mask(RID p_particles_collision, uint32_t p_cull_mask) override {}
+	void particles_collision_set_sphere_radius(RID p_particles_collision, float p_radius) override {}
+	void particles_collision_set_box_extents(RID p_particles_collision, const Vector3 &p_extents) override {}
+	void particles_collision_set_attractor_strength(RID p_particles_collision, float p_strength) override {}
+	void particles_collision_set_attractor_directionality(RID p_particles_collision, float p_directionality) override {}
+	void particles_collision_set_attractor_attenuation(RID p_particles_collision, float p_curve) override {}
+	void particles_collision_set_field_texture(RID p_particles_collision, RID p_texture) override {}
+	void particles_collision_height_field_update(RID p_particles_collision) override {}
+	void particles_collision_set_height_field_resolution(RID p_particles_collision, RS::ParticlesCollisionHeightfieldResolution p_resolution) override {}
+	AABB particles_collision_get_aabb(RID p_particles_collision) const override { return AABB(); }
+	bool particles_collision_is_heightfield(RID p_particles_collision) const override { return false; }
+	RID particles_collision_get_heightfield_framebuffer(RID p_particles_collision) const override { return RID(); }
+
 	/* GLOBAL VARIABLES */
 
 	void global_variable_add(const StringName &p_name, RS::GlobalVariableType p_type, const Variant &p_value) override {}

+ 475 - 0
misc/dist/html/editor.html

@@ -0,0 +1,475 @@
+<!DOCTYPE html>
+<html xmlns='http://www.w3.org/1999/xhtml' lang='' xml:lang=''>
+<head>
+	<meta charset='utf-8' />
+	<meta name='viewport' content='width=device-width, user-scalable=no' />
+	<link id='-gd-engine-icon' rel='icon' type='image/png' href='favicon.png' />
+	<title></title>
+	<style type='text/css'>
+
+		body {
+			touch-action: none;
+			margin: 0;
+			border: 0 none;
+			padding: 0;
+			text-align: center;
+			background-color: black;
+			overflow: hidden;
+		}
+
+		#canvas, #gameCanvas {
+			display: block;
+			margin: 0;
+			color: white;
+		}
+
+		#canvas:focus, #gameCanvas:focus {
+			outline: none;
+		}
+
+		.godot {
+			font-family: 'Noto Sans', 'Droid Sans', Arial, sans-serif;
+			color: #e0e0e0;
+			background-color: #3b3943;
+			background-image: linear-gradient(to bottom, #403e48, #35333c);
+			border: 1px solid #45434e;
+			box-shadow: 0 0 1px 1px #2f2d35;
+		}
+
+
+		/* Status display
+		 * ============== */
+
+		#status {
+			position: absolute;
+			left: 0;
+			top: 0;
+			right: 0;
+			bottom: 0;
+			display: flex;
+			justify-content: center;
+			align-items: center;
+			/* don't consume click events - make children visible explicitly */
+			visibility: hidden;
+		}
+
+		#status-progress {
+			width: 366px;
+			height: 7px;
+			background-color: #38363A;
+			border: 1px solid #444246;
+			padding: 1px;
+			box-shadow: 0 0 2px 1px #1B1C22;
+			border-radius: 2px;
+			visibility: visible;
+		}
+
+		@media only screen and (orientation:portrait) {
+			#status-progress {
+				width: 61.8%;
+			}
+		}
+
+		#status-progress-inner {
+			height: 100%;
+			width: 0;
+			box-sizing: border-box;
+			transition: width 0.5s linear;
+			background-color: #202020;
+			border: 1px solid #222223;
+			box-shadow: 0 0 1px 1px #27282E;
+			border-radius: 3px;
+		}
+
+		#status-indeterminate {
+			visibility: visible;
+			position: relative;
+		}
+
+		#status-indeterminate > div {
+			width: 4.5px;
+			height: 0;
+			border-style: solid;
+			border-width: 9px 3px 0 3px;
+			border-color: #2b2b2b transparent transparent transparent;
+			transform-origin: center 21px;
+			position: absolute;
+		}
+
+		#status-indeterminate > div:nth-child(1) { transform: rotate( 22.5deg); }
+		#status-indeterminate > div:nth-child(2) { transform: rotate( 67.5deg); }
+		#status-indeterminate > div:nth-child(3) { transform: rotate(112.5deg); }
+		#status-indeterminate > div:nth-child(4) { transform: rotate(157.5deg); }
+		#status-indeterminate > div:nth-child(5) { transform: rotate(202.5deg); }
+		#status-indeterminate > div:nth-child(6) { transform: rotate(247.5deg); }
+		#status-indeterminate > div:nth-child(7) { transform: rotate(292.5deg); }
+		#status-indeterminate > div:nth-child(8) { transform: rotate(337.5deg); }
+
+		#status-notice {
+			margin: 0 100px;
+			line-height: 1.3;
+			visibility: visible;
+			padding: 4px 6px;
+			visibility: visible;
+		}
+	</style>
+</head>
+<body>
+	<div id="tabs-buttons">
+		<button id="btn-tab-loader" class="tab-btn" onclick="showTab('loader')">Loader</button>
+		<button id="btn-tab-editor" class="tab-btn" disabled="disabled" onclick="showTab('editor')">Editor</button>
+		<button id="btn-close-editor" class="close-btn" disabled="disabled" onclick="closeEditor()">X</button>
+		<button id="btn-tab-game" class="tab-btn" disabled="disabled" onclick="showTab('game')">Game</button>
+		<button id="btn-close-game" class="close-btn"  disabled="disabled" onclick="closeGame()">X</button>
+	</div>
+	<div id='tabs'>
+		<div id='tab-loader'>
+			<div style="color: white;" id="persistence">
+				<label for="videoMode" style="display: none;">Select video driver:</label><br />
+				<select id="videoMode" style="display: none;">
+					<option value="GLES2" selected="selected">WebGL</option>
+					<option value="GLES3">WebGL 2</option>
+				</select>
+				<br />
+				<label for="zip-file">Preload project zip: </label><input id="zip-file" type="file" id="files" name="files"/>
+				<br />
+				<button id="startButton">Start Godot Editor</button>
+				<br />
+				<br />
+				<button onclick="clearPersistence()">Clear persistent data</button>
+			</div>
+		</div>
+		<div id='tab-editor' style="display: none;">
+			<canvas id='editor-canvas' tabindex="1">
+				HTML5 canvas appears to be unsupported in the current browser.<br />
+				Please try updating or use a different browser.
+			</canvas>
+		</div>
+		<div id='tab-game' style="display: none;">
+			<canvas id='game-canvas' tabindex="2">
+				HTML5 canvas appears to be unsupported in the current browser.<br />
+				Please try updating or use a different browser.
+			</canvas>
+		</div>
+		<div id='tab-status' style="display: none;">
+			<div id='status-progress' style='display: none;' oncontextmenu='event.preventDefault();'><div id ='status-progress-inner'></div></div>
+			<div id='status-indeterminate' style='display: none;' oncontextmenu='event.preventDefault();'>
+				<div></div>
+				<div></div>
+				<div></div>
+				<div></div>
+				<div></div>
+				<div></div>
+				<div></div>
+				<div></div>
+			</div>
+			<div id='status-notice' class='godot' style='display: none;'></div>
+		</div>
+	</div>
+
+	<script type='text/javascript' src='godot.tools.js'></script>
+	<script type='text/javascript'>//<![CDATA[
+
+		var engine = new Engine;
+		var game = null;
+		var setStatusMode;
+		var setStatusNotice;
+		var video_driver = "GLES2";
+
+		function clearPersistence() {
+			function deleteDB(path) {
+				return new Promise(function(resolve, reject) {
+					var req = indexedDB.deleteDatabase(path);
+					req.onsuccess = function() {
+						resolve();
+					};
+					req.onerror = function(err) {
+						reject(err);
+					};
+					req.onblocked = function(err) {
+						reject(err);
+					}
+
+				});
+			}
+			if (!window.confirm("Are you sure you want to delete all the locally stored files?")) {
+				return;
+			}
+			Promise.all([
+				deleteDB("/home/web_user/projects"),
+				deleteDB("/home/web_user/.config")
+			]).then(function(results) {
+				alert("Done.");
+			}).catch(function (err) {
+				alert("Error deleting local files. Please retry after reloading the page.");
+			});
+		}
+
+		function selectVideoMode() {
+			var select = document.getElementById('videoMode');
+			video_driver = select.selectedOptions[0].value;
+		}
+
+		var tabs = [
+			document.getElementById('tab-loader'),
+			document.getElementById('tab-editor'),
+			document.getElementById('tab-game')
+		]
+		function showTab(name) {
+			tabs.forEach(function (elem) {
+				if (elem.id == 'tab-' + name) {
+					elem.style.display = 'block';
+				} else {
+					elem.style.display = 'none';
+				}
+			});
+		}
+
+		function setButtonEnabled(id, enabled) {
+			if (enabled) {
+				document.getElementById(id).disabled = "";
+			} else {
+				document.getElementById(id).disabled = "disabled";
+			}
+		}
+
+		function setLoaderEnabled(enabled) {
+			setButtonEnabled('btn-tab-loader', enabled);
+			setButtonEnabled('btn-tab-editor', !enabled);
+			setButtonEnabled('btn-close-editor', !enabled);
+		}
+
+		function setGameTabEnabled(enabled) {
+			setButtonEnabled('btn-tab-game', enabled);
+			setButtonEnabled('btn-close-game', enabled);
+		}
+
+		function closeGame() {
+			if (game) {
+				game.requestQuit();
+			}
+		}
+
+		function closeEditor() {
+			closeGame();
+			if (engine) {
+				engine.requestQuit();
+			}
+		}
+
+		function startEditor(zip) {
+
+			const INDETERMINATE_STATUS_STEP_MS = 100;
+			const persistentPaths = ['/home/web_user/.config', '/home/web_user/projects'];
+
+			var editorCanvas = document.getElementById('editor-canvas');
+			var gameCanvas = document.getElementById('game-canvas');
+			var statusProgress = document.getElementById('status-progress');
+			var statusProgressInner = document.getElementById('status-progress-inner');
+			var statusIndeterminate = document.getElementById('status-indeterminate');
+			var statusNotice = document.getElementById('status-notice');
+
+			var initializing = true;
+			var statusMode = 'hidden';
+
+			showTab('status');
+
+			var animationCallbacks = [];
+			function animate(time) {
+				animationCallbacks.forEach(callback => callback(time));
+				requestAnimationFrame(animate);
+			}
+			requestAnimationFrame(animate);
+
+			function adjustCanvasDimensions() {
+				var scale = window.devicePixelRatio || 1;
+				var header = document.getElementById('tabs-buttons');
+				var headerHeight = header.offsetHeight + 1;
+				var width = window.innerWidth;
+				var height = window.innerHeight - headerHeight;
+				editorCanvas.width = width * scale;
+				editorCanvas.height = height * scale;
+				editorCanvas.style.width = width + "px";
+				editorCanvas.style.height = height + "px";
+			}
+			animationCallbacks.push(adjustCanvasDimensions);
+			adjustCanvasDimensions();
+
+			setStatusMode = function setStatusMode(mode) {
+
+				if (statusMode === mode || !initializing)
+					return;
+				[statusProgress, statusIndeterminate, statusNotice].forEach(elem => {
+					elem.style.display = 'none';
+				});
+				animationCallbacks = animationCallbacks.filter(function(value) {
+					return (value != animateStatusIndeterminate);
+				});
+				switch (mode) {
+					case 'progress':
+						statusProgress.style.display = 'block';
+						break;
+					case 'indeterminate':
+						statusIndeterminate.style.display = 'block';
+						animationCallbacks.push(animateStatusIndeterminate);
+						break;
+					case 'notice':
+						statusNotice.style.display = 'block';
+						break;
+					case 'hidden':
+						break;
+					default:
+						throw new Error('Invalid status mode');
+				}
+				statusMode = mode;
+			}
+
+			function animateStatusIndeterminate(ms) {
+
+				var i = Math.floor(ms / INDETERMINATE_STATUS_STEP_MS % 8);
+				if (statusIndeterminate.children[i].style.borderTopColor == '') {
+					Array.prototype.slice.call(statusIndeterminate.children).forEach(child => {
+						child.style.borderTopColor = '';
+					});
+					statusIndeterminate.children[i].style.borderTopColor = '#dfdfdf';
+				}
+			}
+
+			setStatusNotice = function setStatusNotice(text) {
+
+				while (statusNotice.lastChild) {
+					statusNotice.removeChild(statusNotice.lastChild);
+				}
+				var lines = text.split('\n');
+				lines.forEach((line) => {
+					statusNotice.appendChild(document.createTextNode(line));
+					statusNotice.appendChild(document.createElement('br'));
+				});
+			};
+
+			engine.setProgressFunc((current, total) => {
+
+				if (total > 0) {
+					statusProgressInner.style.width = current/total * 100 + '%';
+					setStatusMode('progress');
+					if (current === total) {
+						// wait for progress bar animation
+						setTimeout(() => {
+							setStatusMode('indeterminate');
+						}, 100);
+					}
+				} else {
+					setStatusMode('indeterminate');
+				}
+			});
+
+			engine.setPersistentPaths(persistentPaths);
+
+			engine.setOnExecute(function(args) {
+				const is_editor = args.filter(function(v) { return v == '--editor' || v == '-e' }).length != 0;
+				const is_project_manager = args.filter(function(v) { return v == '--project-manager' }).length != 0;
+				const is_game = !is_editor && !is_project_manager;
+				if (is_project_manager) {
+					args.push('--video-driver', video_driver);
+				}
+				if (is_game) {
+					if (game) {
+						console.error("A game is already running. Close it first");
+						return;
+					}
+					setGameTabEnabled(true);
+					game = new Engine();
+					game.setPersistentPaths(persistentPaths);
+					game.setUnloadAfterInit(false);
+					game.setOnExecute(engine.onExecute);
+					game.setCanvas(gameCanvas);
+					game.setCanvasResizedOnStart(true);
+					game.setOnExit(function() {
+						setGameTabEnabled(false);
+						showTab('editor');
+						game = null;
+					});
+					showTab('game');
+					game.init().then(function() {
+						requestAnimationFrame(function() {
+							game.start.apply(game, args).then(function() {
+								gameCanvas.focus();
+							});
+						});
+					});
+				} else { // New editor instances will be run in the same canvas. We want to wait for it to exit.
+					engine.setOnExit(function(code) {
+						setLoaderEnabled(true);
+						setTimeout(function() {
+							engine.init().then(function() {
+								setLoaderEnabled(false);
+								engine.setOnExit(function() {
+									showTab('loader');
+									setLoaderEnabled(true);
+								});
+								engine.start.apply(engine, args);
+							});
+						}, 0);
+						engine.setOnExit(null);
+					});
+				}
+			});
+
+			function displayFailureNotice(err) {
+				var msg = err.message || err;
+				console.error(msg);
+				setStatusNotice(msg);
+				setStatusMode('notice');
+				initializing = false;
+			};
+
+			if (!Engine.isWebGLAvailable()) {
+				displayFailureNotice('WebGL not available');
+			} else {
+				setStatusMode('indeterminate');
+				engine.setCanvas(editorCanvas);
+				engine.setUnloadAfterInit(false); // Don't want to reload when starting game.
+				engine.init('godot.tools').then(function() {
+					if (zip) {
+						engine.copyToFS("/home/web_user/preload.zip", zip);
+					}
+					try {
+						// Avoid user creating project in the persistent root folder.
+						engine.copyToFS("/home/web_user/projects/keep", new Uint8Array());
+					} catch(e) {
+						// File exists
+					}
+					//selectVideoMode();
+					showTab('editor');
+					setLoaderEnabled(false);
+					engine.setOnExit(function() {
+						showTab('loader');
+						setLoaderEnabled(true);
+					});
+					engine.start('--video-driver', video_driver).then(function() {
+						setStatusMode('hidden');
+						initializing = false;
+					});
+				}).catch(displayFailureNotice);
+			}
+		};
+		document.getElementById("startButton").onclick = function() {
+			preloadZip(document.getElementById('zip-file')).then(function(zip) {
+				startEditor(zip);
+			});
+		}
+
+		function preloadZip(target) {
+			return new Promise(function(resolve, reject) {
+				if (target.files.length > 0) {
+					target.files[0].arrayBuffer().then(function(data) {
+						resolve(data);
+					});
+				} else {
+					resolve();
+				}
+			});
+		}
+	//]]></script>
+</body>
+</html>

+ 2 - 1
platform/javascript/SCsub

@@ -9,6 +9,7 @@ javascript_files = [
     "javascript_eval.cpp",
     "javascript_main.cpp",
     "os_javascript.cpp",
+    "api/javascript_tools_editor_plugin.cpp",
 ]
 
 build_targets = ["#bin/godot${PROGSUFFIX}.js", "#bin/godot${PROGSUFFIX}.wasm"]
@@ -55,7 +56,7 @@ out_files = [
     zip_dir.File(binary_name + ".wasm"),
     zip_dir.File(binary_name + ".html"),
 ]
-html_file = "#misc/dist/html/full-size.html"
+html_file = "#misc/dist/html/editor.html" if env["tools"] else "#misc/dist/html/full-size.html"
 in_files = [js_wrapped, build[1], html_file]
 if env["threads_enabled"]:
     in_files.append(build[2])

+ 2 - 0
platform/javascript/api/api.cpp

@@ -31,10 +31,12 @@
 #include "api.h"
 #include "core/engine.h"
 #include "javascript_eval.h"
+#include "javascript_tools_editor_plugin.h"
 
 static JavaScript *javascript_eval;
 
 void register_javascript_api() {
+	JavaScriptToolsEditorPlugin::initialize();
 	ClassDB::register_virtual_class<JavaScript>();
 	javascript_eval = memnew(JavaScript);
 	Engine::get_singleton()->add_singleton(Engine::Singleton("JavaScript", javascript_eval));

+ 153 - 0
platform/javascript/api/javascript_tools_editor_plugin.cpp

@@ -0,0 +1,153 @@
+/*************************************************************************/
+/*  javascript_tools_editor_plugin.cpp                                   */
+/*************************************************************************/
+/*                       This file is part of:                           */
+/*                           GODOT ENGINE                                */
+/*                      https://godotengine.org                          */
+/*************************************************************************/
+/* Copyright (c) 2007-2020 Juan Linietsky, Ariel Manzur.                 */
+/* Copyright (c) 2014-2020 Godot Engine contributors (cf. AUTHORS.md).   */
+/*                                                                       */
+/* Permission is hereby granted, free of charge, to any person obtaining */
+/* a copy of this software and associated documentation files (the       */
+/* "Software"), to deal in the Software without restriction, including   */
+/* without limitation the rights to use, copy, modify, merge, publish,   */
+/* distribute, sublicense, and/or sell copies of the Software, and to    */
+/* permit persons to whom the Software is furnished to do so, subject to */
+/* the following conditions:                                             */
+/*                                                                       */
+/* The above copyright notice and this permission notice shall be        */
+/* included in all copies or substantial portions of the Software.       */
+/*                                                                       */
+/* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,       */
+/* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF    */
+/* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.*/
+/* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY  */
+/* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,  */
+/* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE     */
+/* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.                */
+/*************************************************************************/
+
+#if defined(TOOLS_ENABLED) && defined(JAVASCRIPT_ENABLED)
+#include "javascript_tools_editor_plugin.h"
+
+#include "core/engine.h"
+#include "core/os/dir_access.h"
+#include "core/os/file_access.h"
+#include "core/project_settings.h"
+#include "editor/editor_node.h"
+
+#include <emscripten/emscripten.h>
+
+static void _javascript_editor_init_callback() {
+	EditorNode::get_singleton()->add_editor_plugin(memnew(JavaScriptToolsEditorPlugin(EditorNode::get_singleton())));
+}
+
+void JavaScriptToolsEditorPlugin::initialize() {
+	EditorNode::add_init_callback(_javascript_editor_init_callback);
+}
+
+JavaScriptToolsEditorPlugin::JavaScriptToolsEditorPlugin(EditorNode *p_editor) {
+	Variant v;
+	add_tool_menu_item("Download Project Source", this, "_download_zip", v);
+}
+
+void JavaScriptToolsEditorPlugin::_download_zip(Variant p_v) {
+	if (!Engine::get_singleton() || !Engine::get_singleton()->is_editor_hint()) {
+		WARN_PRINT("Project download is only available in Editor mode");
+		return;
+	}
+	String resource_path = ProjectSettings::get_singleton()->get_resource_path();
+
+	FileAccess *src_f;
+	zlib_filefunc_def io = zipio_create_io_from_file(&src_f);
+	zipFile zip = zipOpen2("/tmp/project.zip", APPEND_STATUS_CREATE, NULL, &io);
+	String base_path = resource_path.substr(0, resource_path.rfind("/")) + "/";
+	_zip_recursive(resource_path, base_path, zip);
+	zipClose(zip, NULL);
+	EM_ASM({
+		const path = "/tmp/project.zip";
+		const size = FS.stat(path)["size"];
+		const buf = new Uint8Array(size);
+		const fd = FS.open(path, "r");
+		FS.read(fd, buf, 0, size);
+		FS.close(fd);
+		FS.unlink(path);
+		const blob = new Blob([buf], { type: "application/zip" });
+		const url = window.URL.createObjectURL(blob);
+		const a = document.createElement("a");
+		a.href = url;
+		a.download = "project.zip";
+		a.style.display = "none";
+		document.body.appendChild(a);
+		a.click();
+		a.remove();
+		window.URL.revokeObjectURL(url);
+	});
+}
+
+void JavaScriptToolsEditorPlugin::_bind_methods() {
+	ClassDB::bind_method("_download_zip", &JavaScriptToolsEditorPlugin::_download_zip);
+}
+
+void JavaScriptToolsEditorPlugin::_zip_file(String p_path, String p_base_path, zipFile p_zip) {
+	FileAccess *f = FileAccess::open(p_path, FileAccess::READ);
+	if (!f) {
+		WARN_PRINT("Unable to open file for zipping: " + p_path);
+		return;
+	}
+	Vector<uint8_t> data;
+	int len = f->get_len();
+	data.resize(len);
+	f->get_buffer(data.ptrw(), len);
+	f->close();
+	memdelete(f);
+
+	String path = p_path.replace_first(p_base_path, "");
+	zipOpenNewFileInZip(p_zip,
+			path.utf8().get_data(),
+			NULL,
+			NULL,
+			0,
+			NULL,
+			0,
+			NULL,
+			Z_DEFLATED,
+			Z_DEFAULT_COMPRESSION);
+	zipWriteInFileInZip(p_zip, data.ptr(), data.size());
+	zipCloseFileInZip(p_zip);
+}
+
+void JavaScriptToolsEditorPlugin::_zip_recursive(String p_path, String p_base_path, zipFile p_zip) {
+	DirAccess *dir = DirAccess::open(p_path);
+	if (!dir) {
+		WARN_PRINT("Unable to open dir for zipping: " + p_path);
+		return;
+	}
+	dir->list_dir_begin();
+	String cur = dir->get_next();
+	while (!cur.empty()) {
+		String cs = p_path.plus_file(cur);
+		if (cur == "." || cur == ".." || cur == ".import") {
+			// Skip
+		} else if (dir->current_is_dir()) {
+			String path = cs.replace_first(p_base_path, "") + "/";
+			zipOpenNewFileInZip(p_zip,
+					path.utf8().get_data(),
+					NULL,
+					NULL,
+					0,
+					NULL,
+					0,
+					NULL,
+					Z_DEFLATED,
+					Z_DEFAULT_COMPRESSION);
+			zipCloseFileInZip(p_zip);
+			_zip_recursive(cs, p_base_path, p_zip);
+		} else {
+			_zip_file(cs, p_base_path, p_zip);
+		}
+		cur = dir->get_next();
+	}
+}
+#endif

+ 62 - 0
platform/javascript/api/javascript_tools_editor_plugin.h

@@ -0,0 +1,62 @@
+/*************************************************************************/
+/*  javascript_tools_editor_plugin.h                                     */
+/*************************************************************************/
+/*                       This file is part of:                           */
+/*                           GODOT ENGINE                                */
+/*                      https://godotengine.org                          */
+/*************************************************************************/
+/* Copyright (c) 2007-2020 Juan Linietsky, Ariel Manzur.                 */
+/* Copyright (c) 2014-2020 Godot Engine contributors (cf. AUTHORS.md).   */
+/*                                                                       */
+/* Permission is hereby granted, free of charge, to any person obtaining */
+/* a copy of this software and associated documentation files (the       */
+/* "Software"), to deal in the Software without restriction, including   */
+/* without limitation the rights to use, copy, modify, merge, publish,   */
+/* distribute, sublicense, and/or sell copies of the Software, and to    */
+/* permit persons to whom the Software is furnished to do so, subject to */
+/* the following conditions:                                             */
+/*                                                                       */
+/* The above copyright notice and this permission notice shall be        */
+/* included in all copies or substantial portions of the Software.       */
+/*                                                                       */
+/* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,       */
+/* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF    */
+/* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.*/
+/* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY  */
+/* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,  */
+/* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE     */
+/* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.                */
+/*************************************************************************/
+
+#ifndef JAVASCRIPT_TOOLS_EDITOR_PLUGIN_H
+#define JAVASCRIPT_TOOLS_EDITOR_PLUGIN_H
+
+#if defined(TOOLS_ENABLED) && defined(JAVASCRIPT_ENABLED)
+#include "core/io/zip_io.h"
+#include "editor/editor_plugin.h"
+
+class JavaScriptToolsEditorPlugin : public EditorPlugin {
+	GDCLASS(JavaScriptToolsEditorPlugin, EditorPlugin);
+
+private:
+	void _zip_file(String p_path, String p_base_path, zipFile p_zip);
+	void _zip_recursive(String p_path, String p_base_path, zipFile p_zip);
+
+protected:
+	static void _bind_methods();
+
+	void _download_zip(Variant p_v);
+
+public:
+	static void initialize();
+
+	JavaScriptToolsEditorPlugin(EditorNode *p_editor);
+};
+#else
+class JavaScriptToolsEditorPlugin {
+public:
+	static void initialize() {}
+};
+#endif
+
+#endif // JAVASCRIPT_TOOLS_EDITOR_PLUGIN_H

+ 1 - 1
platform/javascript/detect.py

@@ -135,7 +135,7 @@ def configure(env):
         env.Append(CPPDEFINES=["PTHREAD_NO_RENAME"])
         env.Append(CCFLAGS=["-s", "USE_PTHREADS=1"])
         env.Append(LINKFLAGS=["-s", "USE_PTHREADS=1"])
-        env.Append(LINKFLAGS=["-s", "PTHREAD_POOL_SIZE=4"])
+        env.Append(LINKFLAGS=["-s", "PTHREAD_POOL_SIZE=8"])
         env.Append(LINKFLAGS=["-s", "WASM_MEM_MAX=2048MB"])
         env.extra_suffix = ".threads" + env.extra_suffix
     else:

+ 8 - 0
platform/javascript/engine/engine.js

@@ -121,6 +121,7 @@ Function('return this')()['Engine'] = (function() {
 			me.rtenv['noExitRuntime'] = true;
 			me.rtenv['onExecute'] = me.onExecute;
 			me.rtenv['onExit'] = function(code) {
+				me.rtenv['deinitFS']();
 				if (me.onExit)
 					me.onExit(code);
 				me.rtenv = null;
@@ -227,6 +228,12 @@ Function('return this')()['Engine'] = (function() {
 		this.persistentPaths = persistentPaths;
 	};
 
+	Engine.prototype.requestQuit = function() {
+		if (this.rtenv) {
+			this.rtenv['request_quit']();
+		}
+	};
+
 	// Closure compiler exported engine methods.
 	/** @export */
 	Engine['isWebGLAvailable'] = Utils.isWebGLAvailable;
@@ -249,5 +256,6 @@ Function('return this')()['Engine'] = (function() {
 	Engine.prototype['setOnExit'] = Engine.prototype.setOnExit;
 	Engine.prototype['copyToFS'] = Engine.prototype.copyToFS;
 	Engine.prototype['setPersistentPaths'] = Engine.prototype.setPersistentPaths;
+	Engine.prototype['requestQuit'] = Engine.prototype.requestQuit;
 	return Engine;
 })();

+ 18 - 3
platform/javascript/native/utils.js

@@ -29,8 +29,7 @@
 /*************************************************************************/
 
 Module['initFS'] = function(persistentPaths) {
-	FS.mkdir('/userfs');
-	FS.mount(IDBFS, {}, '/userfs');
+	Module.mount_points = ['/userfs'].concat(persistentPaths);
 
 	function createRecursive(dir) {
 		try {
@@ -43,13 +42,14 @@ Module['initFS'] = function(persistentPaths) {
 		}
 	}
 
-	persistentPaths.forEach(function(path) {
+	Module.mount_points.forEach(function(path) {
 		createRecursive(path);
 		FS.mount(IDBFS, {}, path);
 	});
 	return new Promise(function(resolve, reject) {
 		FS.syncfs(true, function(err) {
 			if (err) {
+				Module.mount_points = [];
 				Module.idbfs = false;
 				console.log("IndexedDB not available: " + err.message);
 			} else {
@@ -60,6 +60,21 @@ Module['initFS'] = function(persistentPaths) {
 	});
 };
 
+Module['deinitFS'] = function() {
+	Module.mount_points.forEach(function(path) {
+		try {
+			FS.unmount(path);
+		} catch (e) {
+			console.log("Already unmounted", e);
+		}
+		if (Module.idbfs && IDBFS.dbs[path]) {
+			IDBFS.dbs[path].close();
+			delete IDBFS.dbs[path];
+		}
+	});
+	Module.mount_points = [];
+};
+
 Module['copyToFS'] = function(path, buffer) {
 	var p = path.lastIndexOf("/");
 	var dir = "/";