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-rw-r--r--platform/web/.eslintrc.engine.js1
-rw-r--r--platform/web/SCsub1
-rw-r--r--platform/web/detect.py8
-rw-r--r--platform/web/display_server_web.cpp6
-rw-r--r--platform/web/export/export.cpp2
-rw-r--r--platform/web/export/export_plugin.cpp8
-rw-r--r--platform/web/js/engine/config.js3
-rw-r--r--platform/web/js/engine/engine.js25
-rw-r--r--platform/web/js/engine/features.js96
-rw-r--r--platform/web/js/libs/audio.worklet.js2
-rw-r--r--platform/web/js/libs/library_godot_audio.js9
-rw-r--r--platform/web/js/libs/library_godot_os.js14
-rw-r--r--platform/web/package.json2
-rw-r--r--platform/web/web_main.cpp26
14 files changed, 167 insertions, 36 deletions
diff --git a/platform/web/.eslintrc.engine.js b/platform/web/.eslintrc.engine.js
index 78df6d41d9..a76bd46b9e 100644
--- a/platform/web/.eslintrc.engine.js
+++ b/platform/web/.eslintrc.engine.js
@@ -5,6 +5,7 @@ module.exports = {
"globals": {
"InternalConfig": true,
"Godot": true,
+ "Features": true,
"Preloader": true,
},
};
diff --git a/platform/web/SCsub b/platform/web/SCsub
index e8d0181ede..013b734be2 100644
--- a/platform/web/SCsub
+++ b/platform/web/SCsub
@@ -66,6 +66,7 @@ sys_env.Depends(build[0], sys_env["JS_PRE"])
sys_env.Depends(build[0], sys_env["JS_EXTERNS"])
engine = [
+ "js/engine/features.js",
"js/engine/preloader.js",
"js/engine/config.js",
"js/engine/engine.js",
diff --git a/platform/web/detect.py b/platform/web/detect.py
index e055af8400..9cce73efc4 100644
--- a/platform/web/detect.py
+++ b/platform/web/detect.py
@@ -109,6 +109,10 @@ def configure(env):
env["ENV"] = os.environ
# LTO
+
+ if env["lto"] == "auto": # Full LTO for production.
+ env["lto"] = "full"
+
if env["lto"] != "none":
if env["lto"] == "thin":
env.Append(CCFLAGS=["-flto=thin"])
@@ -227,3 +231,7 @@ def configure(env):
# Add code that allow exiting runtime.
env.Append(LINKFLAGS=["-s", "EXIT_RUNTIME=1"])
+
+ # This workaround creates a closure that prevents the garbage collector from freeing the WebGL context.
+ # We also only use WebGL2, and changing context version is not widely supported anyway.
+ env.Append(LINKFLAGS=["-s", "GL_WORKAROUND_SAFARI_GETCONTEXT_BUG=0"])
diff --git a/platform/web/display_server_web.cpp b/platform/web/display_server_web.cpp
index b36f9d14a4..f6a61b18e4 100644
--- a/platform/web/display_server_web.cpp
+++ b/platform/web/display_server_web.cpp
@@ -764,10 +764,10 @@ DisplayServerWeb::DisplayServerWeb(const String &p_rendering_driver, WindowMode
if (wants_webgl2 && !webgl2_init_failed) {
EmscriptenWebGLContextAttributes attributes;
emscripten_webgl_init_context_attributes(&attributes);
- //attributes.alpha = GLOBAL_GET("display/window/per_pixel_transparency/allowed");
- attributes.alpha = true;
+ attributes.alpha = OS::get_singleton()->is_layered_allowed();
attributes.antialias = false;
attributes.majorVersion = 2;
+ attributes.explicitSwapControl = true;
webgl_ctx = emscripten_webgl_create_context(canvas_id, &attributes);
if (emscripten_webgl_make_context_current(webgl_ctx) != EMSCRIPTEN_RESULT_SUCCESS) {
@@ -997,7 +997,7 @@ void DisplayServerWeb::window_set_mode(WindowMode p_mode, WindowID p_window) {
} break;
case WINDOW_MODE_MAXIMIZED:
case WINDOW_MODE_MINIMIZED:
- WARN_PRINT("WindowMode MAXIMIZED and MINIMIZED are not supported in Web platform.");
+ // WindowMode MAXIMIZED and MINIMIZED are not supported in Web platform.
break;
default:
break;
diff --git a/platform/web/export/export.cpp b/platform/web/export/export.cpp
index 7193bc6ac4..4b4e8b2705 100644
--- a/platform/web/export/export.cpp
+++ b/platform/web/export/export.cpp
@@ -34,6 +34,7 @@
#include "export_plugin.h"
void register_web_exporter() {
+#ifndef ANDROID_ENABLED
EDITOR_DEF("export/web/http_host", "localhost");
EDITOR_DEF("export/web/http_port", 8060);
EDITOR_DEF("export/web/use_tls", false);
@@ -42,6 +43,7 @@ void register_web_exporter() {
EditorSettings::get_singleton()->add_property_hint(PropertyInfo(Variant::INT, "export/web/http_port", PROPERTY_HINT_RANGE, "1,65535,1"));
EditorSettings::get_singleton()->add_property_hint(PropertyInfo(Variant::STRING, "export/web/tls_key", PROPERTY_HINT_GLOBAL_FILE, "*.key"));
EditorSettings::get_singleton()->add_property_hint(PropertyInfo(Variant::STRING, "export/web/tls_certificate", PROPERTY_HINT_GLOBAL_FILE, "*.crt,*.pem"));
+#endif
Ref<EditorExportPlatformWeb> platform;
platform.instantiate();
diff --git a/platform/web/export/export_plugin.cpp b/platform/web/export/export_plugin.cpp
index 306453c1eb..1c327fe4b2 100644
--- a/platform/web/export/export_plugin.cpp
+++ b/platform/web/export/export_plugin.cpp
@@ -307,13 +307,7 @@ void EditorExportPlatformWeb::get_preset_features(const Ref<EditorExportPreset>
}
if (p_preset->get("vram_texture_compression/for_mobile")) {
- String driver = ProjectSettings::get_singleton()->get("rendering/driver/driver_name");
- if (driver == "opengl3") {
- r_features->push_back("etc");
- } else if (driver == "vulkan") {
- // FIXME: Review if this is correct.
- r_features->push_back("etc2");
- }
+ r_features->push_back("etc2");
}
r_features->push_back("wasm32");
}
diff --git a/platform/web/js/engine/config.js b/platform/web/js/engine/config.js
index 9c4b6c2012..41be7b2512 100644
--- a/platform/web/js/engine/config.js
+++ b/platform/web/js/engine/config.js
@@ -317,7 +317,8 @@ const InternalConfig = function (initConfig) { // eslint-disable-line no-unused-
if (!(this.canvas instanceof HTMLCanvasElement)) {
const nodes = document.getElementsByTagName('canvas');
if (nodes.length && nodes[0] instanceof HTMLCanvasElement) {
- this.canvas = nodes[0];
+ const first = nodes[0];
+ this.canvas = /** @type {!HTMLCanvasElement} */ (first);
}
if (!this.canvas) {
throw new Error('No canvas found in page');
diff --git a/platform/web/js/engine/engine.js b/platform/web/js/engine/engine.js
index 6f0d51b2be..9227aa1f05 100644
--- a/platform/web/js/engine/engine.js
+++ b/platform/web/js/engine/engine.js
@@ -61,20 +61,6 @@ const Engine = (function () {
};
/**
- * Check whether WebGL is available. Optionally, specify a particular version of WebGL to check for.
- *
- * @param {number=} [majorVersion=1] The major WebGL version to check for.
- * @returns {boolean} If the given major version of WebGL is available.
- * @function Engine.isWebGLAvailable
- */
- Engine.isWebGLAvailable = function (majorVersion = 1) {
- try {
- return !!document.createElement('canvas').getContext(['webgl', 'webgl2'][majorVersion - 1]);
- } catch (e) { /* Not available */ }
- return false;
- };
-
- /**
* Safe Engine constructor, creates a new prototype for every new instance to avoid prototype pollution.
* @ignore
* @constructor
@@ -265,14 +251,21 @@ const Engine = (function () {
// Also expose static methods as instance methods
Engine.prototype['load'] = Engine.load;
Engine.prototype['unload'] = Engine.unload;
- Engine.prototype['isWebGLAvailable'] = Engine.isWebGLAvailable;
return new Engine(initConfig);
}
// Closure compiler exported static methods.
SafeEngine['load'] = Engine.load;
SafeEngine['unload'] = Engine.unload;
- SafeEngine['isWebGLAvailable'] = Engine.isWebGLAvailable;
+
+ // Feature-detection utilities.
+ SafeEngine['isWebGLAvailable'] = Features.isWebGLAvailable;
+ SafeEngine['isFetchAvailable'] = Features.isFetchAvailable;
+ SafeEngine['isSecureContext'] = Features.isSecureContext;
+ SafeEngine['isCrossOriginIsolated'] = Features.isCrossOriginIsolated;
+ SafeEngine['isSharedArrayBufferAvailable'] = Features.isSharedArrayBufferAvailable;
+ SafeEngine['isAudioWorkletAvailable'] = Features.isAudioWorkletAvailable;
+ SafeEngine['getMissingFeatures'] = Features.getMissingFeatures;
return SafeEngine;
}());
diff --git a/platform/web/js/engine/features.js b/platform/web/js/engine/features.js
new file mode 100644
index 0000000000..f91a4eff81
--- /dev/null
+++ b/platform/web/js/engine/features.js
@@ -0,0 +1,96 @@
+const Features = { // eslint-disable-line no-unused-vars
+ /**
+ * Check whether WebGL is available. Optionally, specify a particular version of WebGL to check for.
+ *
+ * @param {number=} [majorVersion=1] The major WebGL version to check for.
+ * @returns {boolean} If the given major version of WebGL is available.
+ * @function Engine.isWebGLAvailable
+ */
+ isWebGLAvailable: function (majorVersion = 1) {
+ try {
+ return !!document.createElement('canvas').getContext(['webgl', 'webgl2'][majorVersion - 1]);
+ } catch (e) { /* Not available */ }
+ return false;
+ },
+
+ /**
+ * Check whether the Fetch API available and supports streaming responses.
+ *
+ * @returns {boolean} If the Fetch API is available and supports streaming responses.
+ * @function Engine.isFetchAvailable
+ */
+ isFetchAvailable: function () {
+ return 'fetch' in window && 'Response' in window && 'body' in window.Response.prototype;
+ },
+
+ /**
+ * Check whether the engine is running in a Secure Context.
+ *
+ * @returns {boolean} If the engine is running in a Secure Context.
+ * @function Engine.isSecureContext
+ */
+ isSecureContext: function () {
+ return window['isSecureContext'] === true;
+ },
+
+ /**
+ * Check whether the engine is cross origin isolated.
+ * This value is dependent on Cross-Origin-Opener-Policy and Cross-Origin-Embedder-Policy headers sent by the server.
+ *
+ * @returns {boolean} If the engine is running in a Secure Context.
+ * @function Engine.isSecureContext
+ */
+ isCrossOriginIsolated: function () {
+ return window['crossOriginIsolated'] === true;
+ },
+
+ /**
+ * Check whether SharedBufferArray is available.
+ *
+ * Most browsers require the page to be running in a secure context, and the
+ * the server to provide specific CORS headers for SharedArrayBuffer to be available.
+ *
+ * @returns {boolean} If SharedArrayBuffer is available.
+ * @function Engine.isSharedArrayBufferAvailable
+ */
+ isSharedArrayBufferAvailable: function () {
+ return 'SharedArrayBuffer' in window;
+ },
+
+ /**
+ * Check whether the AudioContext supports AudioWorkletNodes.
+ *
+ * @returns {boolean} If AudioWorkletNode is available.
+ * @function Engine.isAudioWorkletAvailable
+ */
+ isAudioWorkletAvailable: function () {
+ return 'AudioContext' in window && 'audioWorklet' in AudioContext.prototype;
+ },
+
+ /**
+ * Return an array of missing required features (as string).
+ *
+ * @returns {Array<string>} A list of human-readable missing features.
+ * @function Engine.getMissingFeatures
+ */
+ getMissingFeatures: function () {
+ const missing = [];
+ if (!Features.isWebGLAvailable(2)) {
+ missing.push('WebGL2');
+ }
+ if (!Features.isFetchAvailable()) {
+ missing.push('Fetch');
+ }
+ if (!Features.isSecureContext()) {
+ missing.push('Secure Context');
+ }
+ if (!Features.isCrossOriginIsolated()) {
+ missing.push('Cross Origin Isolation');
+ }
+ if (!Features.isSharedArrayBufferAvailable()) {
+ missing.push('SharedArrayBuffer');
+ }
+ // Audio is normally optional since we have a dummy fallback.
+ return missing;
+ },
+};
diff --git a/platform/web/js/libs/audio.worklet.js b/platform/web/js/libs/audio.worklet.js
index ea4d8cb221..daf5c9ef12 100644
--- a/platform/web/js/libs/audio.worklet.js
+++ b/platform/web/js/libs/audio.worklet.js
@@ -133,6 +133,8 @@ class GodotProcessor extends AudioWorkletProcessor {
this.running = false;
this.output = null;
this.input = null;
+ this.lock = null;
+ this.notifier = null;
} else if (p_cmd === 'start_nothreads') {
this.output = new RingBuffer(p_data[0], p_data[0].length, false);
} else if (p_cmd === 'chunk') {
diff --git a/platform/web/js/libs/library_godot_audio.js b/platform/web/js/libs/library_godot_audio.js
index 756c1ac595..68e100cca0 100644
--- a/platform/web/js/libs/library_godot_audio.js
+++ b/platform/web/js/libs/library_godot_audio.js
@@ -339,16 +339,21 @@ const GodotAudioWorklet = {
if (GodotAudioWorklet.promise === null) {
return;
}
- GodotAudioWorklet.promise.then(function () {
+ const p = GodotAudioWorklet.promise;
+ p.then(function () {
GodotAudioWorklet.worklet.port.postMessage({
'cmd': 'stop',
'data': null,
});
GodotAudioWorklet.worklet.disconnect();
+ GodotAudioWorklet.worklet.port.onmessage = null;
GodotAudioWorklet.worklet = null;
GodotAudioWorklet.promise = null;
resolve();
- }).catch(function (err) { /* aborted? */ });
+ }).catch(function (err) {
+ // Aborted?
+ GodotRuntime.error(err);
+ });
});
},
},
diff --git a/platform/web/js/libs/library_godot_os.js b/platform/web/js/libs/library_godot_os.js
index 377eec3234..ce64fb98c0 100644
--- a/platform/web/js/libs/library_godot_os.js
+++ b/platform/web/js/libs/library_godot_os.js
@@ -106,12 +106,14 @@ autoAddDeps(GodotConfig, '$GodotConfig');
mergeInto(LibraryManager.library, GodotConfig);
const GodotFS = {
- $GodotFS__deps: ['$ERRNO_CODES', '$FS', '$IDBFS', '$GodotRuntime'],
+ $GodotFS__deps: ['$FS', '$IDBFS', '$GodotRuntime'],
$GodotFS__postset: [
'Module["initFS"] = GodotFS.init;',
'Module["copyToFS"] = GodotFS.copy_to_fs;',
].join(''),
$GodotFS: {
+ // ERRNO_CODES works every odd version of emscripten, but this will break too eventually.
+ ENOENT: 44,
_idbfs: false,
_syncing: false,
_mount_points: [],
@@ -138,8 +140,9 @@ const GodotFS = {
try {
FS.stat(dir);
} catch (e) {
- if (e.errno !== ERRNO_CODES.ENOENT) {
- throw e;
+ if (e.errno !== GodotFS.ENOENT) {
+ // Let mkdirTree throw in case, we cannot trust the above check.
+ GodotRuntime.error(e);
}
FS.mkdirTree(dir);
}
@@ -208,8 +211,9 @@ const GodotFS = {
try {
FS.stat(dir);
} catch (e) {
- if (e.errno !== ERRNO_CODES.ENOENT) {
- throw e;
+ if (e.errno !== GodotFS.ENOENT) {
+ // Let mkdirTree throw in case, we cannot trust the above check.
+ GodotRuntime.error(e);
}
FS.mkdirTree(dir);
}
diff --git a/platform/web/package.json b/platform/web/package.json
index a57205415a..0a8d9e4334 100644
--- a/platform/web/package.json
+++ b/platform/web/package.json
@@ -4,7 +4,7 @@
"version": "1.0.0",
"description": "Development and linting setup for Godot's Web platform code",
"scripts": {
- "docs": "jsdoc --template js/jsdoc2rst/ js/engine/engine.js js/engine/config.js --destination ''",
+ "docs": "jsdoc --template js/jsdoc2rst/ js/engine/engine.js js/engine/config.js js/engine/features.js --destination ''",
"lint": "npm run lint:engine && npm run lint:libs && npm run lint:modules && npm run lint:tools",
"lint:engine": "eslint \"js/engine/*.js\" --no-eslintrc -c .eslintrc.engine.js",
"lint:libs": "eslint \"js/libs/*.js\" --no-eslintrc -c .eslintrc.libs.js",
diff --git a/platform/web/web_main.cpp b/platform/web/web_main.cpp
index 0f4411727a..287fe48c4d 100644
--- a/platform/web/web_main.cpp
+++ b/platform/web/web_main.cpp
@@ -55,6 +55,18 @@ void cleanup_after_sync() {
emscripten_set_main_loop(exit_callback, -1, false);
}
+void early_cleanup() {
+ emscripten_cancel_main_loop(); // After this, we can exit!
+ int exit_code = OS_Web::get_singleton()->get_exit_code();
+ memdelete(os);
+ os = nullptr;
+ emscripten_force_exit(exit_code); // No matter that we call cancel_main_loop, regular "exit" will not work, forcing.
+}
+
+void early_cleanup_sync() {
+ emscripten_set_main_loop(early_cleanup, -1, false);
+}
+
void main_loop_callback() {
uint64_t current_ticks = os->get_ticks_usec();
@@ -87,7 +99,19 @@ extern EMSCRIPTEN_KEEPALIVE int godot_web_main(int argc, char *argv[]) {
// We must override main when testing is enabled
TEST_MAIN_OVERRIDE
- Main::setup(argv[0], argc - 1, &argv[1]);
+ Error err = Main::setup(argv[0], argc - 1, &argv[1]);
+
+ // Proper shutdown in case of setup failure.
+ if (err != OK) {
+ int exit_code = (int)err;
+ if (err == ERR_HELP) {
+ exit_code = 0; // Called with --help.
+ }
+ os->set_exit_code(exit_code);
+ // Will only exit after sync.
+ godot_js_os_finish_async(early_cleanup_sync);
+ return exit_code;
+ }
// Ease up compatibility.
ResourceLoader::set_abort_on_missing_resources(false);
generated by cgit v1.2.3 (git 2.25.1) at 2025-07-17 00:51:04 +0000