diff options
Diffstat (limited to 'os/emscripten')
| -rw-r--r-- | os/emscripten/Dockerfile | 4 | ||||
| -rw-r--r-- | os/emscripten/README.md | 40 | ||||
| -rw-r--r-- | os/emscripten/cmake/FindLibLZMA.cmake | 20 | ||||
| -rw-r--r-- | os/emscripten/cmake/FindPNG.cmake | 7 | ||||
| -rw-r--r-- | os/emscripten/cmake/FindSDL2.cmake | 7 | ||||
| -rw-r--r-- | os/emscripten/cmake/FindZLIB.cmake | 7 | ||||
| -rw-r--r-- | os/emscripten/emsdk-liblzma.patch | 213 | ||||
| -rwxr-xr-x | os/emscripten/loading.png | bin | 0 -> 4824 bytes | |||
| -rw-r--r-- | os/emscripten/pre.js | 93 | ||||
| -rw-r--r-- | os/emscripten/shell.html | 205 |
10 files changed, 596 insertions, 0 deletions
diff --git a/os/emscripten/Dockerfile b/os/emscripten/Dockerfile new file mode 100644 index 000000000..1278a088f --- /dev/null +++ b/os/emscripten/Dockerfile @@ -0,0 +1,4 @@ +FROM emscripten/emsdk + +COPY emsdk-liblzma.patch / +RUN cd /emsdk/upstream/emscripten && patch -p1 < /emsdk-liblzma.patch diff --git a/os/emscripten/README.md b/os/emscripten/README.md new file mode 100644 index 000000000..4c5d7508c --- /dev/null +++ b/os/emscripten/README.md @@ -0,0 +1,40 @@ +## How to build with Emscripten + +Building with Emscripten works with emsdk 2.0.10 and above. + +Currently there is no LibLZMA support upstream; for this we suggest to apply +the provided patch in this folder to your emsdk installation. + +For convenience, a Dockerfile is supplied that does this patches for you +against upstream emsdk docker. Best way to use it: + +Build the docker image: +``` + docker build -t emsdk-lzma . +``` + +Build the host tools first: +``` + mkdir build-host + docker run -it --rm -v $(pwd):$(pwd) -u $(id -u):$(id -g) --workdir $(pwd)/build-host emsdk-lzma cmake .. -DOPTION_TOOLS_ONLY=ON + docker run -it --rm -v $(pwd):$(pwd) -u $(id -u):$(id -g) --workdir $(pwd)/build-host emsdk-lzma make -j5 tools +``` + +Next, build the game with emscripten: + +``` + mkdir build + docker run -it --rm -v $(pwd):$(pwd) -u $(id -u):$(id -g) --workdir $(pwd)/build emsdk-lzma emcmake cmake .. -DHOST_BINARY_DIR=$(pwd)/build-host -DCMAKE_BUILD_TYPE=RelWithDebInfo -DOPTION_USE_ASSERTS=OFF + docker run -it --rm -v $(pwd):$(pwd) -u $(id -u):$(id -g) --workdir $(pwd)/build emsdk-lzma emmake make -j5 +``` + +And now you have in your build folder files like "openttd.html". + +To run it locally, you would have to start a local webserver, like: + +``` + cd build + python3 -m http.server +```` + +Now you can play the game via http://127.0.0.1:8000/openttd.html . diff --git a/os/emscripten/cmake/FindLibLZMA.cmake b/os/emscripten/cmake/FindLibLZMA.cmake new file mode 100644 index 000000000..99d1ca640 --- /dev/null +++ b/os/emscripten/cmake/FindLibLZMA.cmake @@ -0,0 +1,20 @@ +# LibLZMA is a recent addition to the emscripten SDK, so it is possible +# someone hasn't updated his SDK yet. Test out if the SDK supports LibLZMA. +include(CheckCXXSourceCompiles) +set(CMAKE_REQUIRED_FLAGS "-sUSE_LIBLZMA=1") + +check_cxx_source_compiles(" + #include <lzma.h> + int main() { return 0; }" + LIBLZMA_FOUND +) + +if (LIBLZMA_FOUND) + add_library(LibLZMA::LibLZMA INTERFACE IMPORTED) + set_target_properties(LibLZMA::LibLZMA PROPERTIES + INTERFACE_COMPILE_OPTIONS "-sUSE_LIBLZMA=1" + INTERFACE_LINK_LIBRARIES "-sUSE_LIBLZMA=1" + ) +else() + message(WARNING "You are using an emscripten SDK without LibLZMA support. Many savegames won't be able to load in OpenTTD. Please apply 'emsdk-liblzma.patch' to your local emsdk installation.") +endif() diff --git a/os/emscripten/cmake/FindPNG.cmake b/os/emscripten/cmake/FindPNG.cmake new file mode 100644 index 000000000..2616af33d --- /dev/null +++ b/os/emscripten/cmake/FindPNG.cmake @@ -0,0 +1,7 @@ +add_library(PNG::PNG INTERFACE IMPORTED) +set_target_properties(PNG::PNG PROPERTIES + INTERFACE_COMPILE_OPTIONS "-sUSE_LIBPNG=1" + INTERFACE_LINK_LIBRARIES "-sUSE_LIBPNG=1" +) + +set(PNG_FOUND on) diff --git a/os/emscripten/cmake/FindSDL2.cmake b/os/emscripten/cmake/FindSDL2.cmake new file mode 100644 index 000000000..54553958b --- /dev/null +++ b/os/emscripten/cmake/FindSDL2.cmake @@ -0,0 +1,7 @@ +add_library(SDL2::SDL2 INTERFACE IMPORTED) +set_target_properties(SDL2::SDL2 PROPERTIES + INTERFACE_COMPILE_OPTIONS "-sUSE_SDL=2" + INTERFACE_LINK_LIBRARIES "-sUSE_SDL=2" +) + +set(SDL2_FOUND on) diff --git a/os/emscripten/cmake/FindZLIB.cmake b/os/emscripten/cmake/FindZLIB.cmake new file mode 100644 index 000000000..2ade2ba1b --- /dev/null +++ b/os/emscripten/cmake/FindZLIB.cmake @@ -0,0 +1,7 @@ +add_library(ZLIB::ZLIB INTERFACE IMPORTED) +set_target_properties(ZLIB::ZLIB PROPERTIES + INTERFACE_COMPILE_OPTIONS "-sUSE_ZLIB=1" + INTERFACE_LINK_LIBRARIES "-sUSE_ZLIB=1" +) + +set(ZLIB_FOUND on) diff --git a/os/emscripten/emsdk-liblzma.patch b/os/emscripten/emsdk-liblzma.patch new file mode 100644 index 000000000..103adae0c --- /dev/null +++ b/os/emscripten/emsdk-liblzma.patch @@ -0,0 +1,213 @@ +From 90dd4d4c6b1cedec338ff5b375fffca93700f7bc Mon Sep 17 00:00:00 2001 +From: milek7 <me@milek7.pl> +Date: Tue, 8 Dec 2020 01:03:31 +0100 +Subject: [PATCH] Add liblzma port + +--- +Source: https://github.com/emscripten-core/emscripten/pull/12990 + +Modifed by OpenTTD to have the bare minimum needed to work. Otherwise there +are constantly conflicts when trying to apply this patch to different versions +of emsdk. + +diff --git a/embuilder.py b/embuilder.py +index 818262190ed..ab7d5adb7b2 100755 +--- a/embuilder.py ++++ b/embuilder.py +@@ -60,6 +60,7 @@ + 'harfbuzz', + 'icu', + 'libjpeg', ++ 'liblzma', + 'libpng', + 'ogg', + 'regal', +@@ -197,6 +198,8 @@ def main(): + build_port('ogg', libname('libogg')) + elif what == 'libjpeg': + build_port('libjpeg', libname('libjpeg')) ++ elif what == 'liblzma': ++ build_port('liblzma', libname('liblzma')) + elif what == 'libpng': + build_port('libpng', libname('libpng')) + elif what == 'sdl2': +diff --git a/src/settings.js b/src/settings.js +index 61cd98939ba..be6fcb678c6 100644 +--- a/src/settings.js ++++ b/src/settings.js +@@ -1197,6 +1197,9 @@ var USE_BZIP2 = 0; + // 1 = use libjpeg from emscripten-ports + var USE_LIBJPEG = 0; + ++// 1 = use liblzma from emscripten-ports ++var USE_LIBLZMA = 0; ++ + // 1 = use libpng from emscripten-ports + var USE_LIBPNG = 0; + +diff --git a/tools/ports/liblzma.py b/tools/ports/liblzma.py +new file mode 100644 +index 00000000000..e9567ef36ff +--- /dev/null ++++ b/tools/ports/liblzma.py +@@ -0,0 +1,160 @@ ++# Copyright 2020 The Emscripten Authors. All rights reserved. ++# Emscripten is available under two separate licenses, the MIT license and the ++# University of Illinois/NCSA Open Source License. Both these licenses can be ++# found in the LICENSE file. ++ ++import os ++import shutil ++ ++VERSION = '5.2.5' ++HASH = '7443674247deda2935220fbc4dfc7665e5bb5a260be8ad858c8bd7d7b9f0f868f04ea45e62eb17c0a5e6a2de7c7500ad2d201e2d668c48ca29bd9eea5a73a3ce' ++ ++ ++def needed(settings): ++ return settings.USE_LIBLZMA ++ ++ ++def get(ports, settings, shared): ++ libname = ports.get_lib_name('liblzma') ++ ports.fetch_project('liblzma', 'https://tukaani.org/xz/xz-' + VERSION + '.tar.gz', 'xz-' + VERSION, sha512hash=HASH) ++ ++ def create(): ++ ports.clear_project_build('liblzma') ++ ++ source_path = os.path.join(ports.get_dir(), 'liblzma', 'xz-' + VERSION) ++ dest_path = os.path.join(ports.get_build_dir(), 'liblzma') ++ ++ shared.try_delete(dest_path) ++ os.makedirs(dest_path) ++ shutil.rmtree(dest_path, ignore_errors=True) ++ shutil.copytree(source_path, dest_path) ++ ++ build_flags = ['-DHAVE_CONFIG_H', '-DTUKLIB_SYMBOL_PREFIX=lzma_', '-fvisibility=hidden'] ++ exclude_dirs = ['xzdec', 'xz', 'lzmainfo'] ++ exclude_files = ['crc32_small.c', 'crc64_small.c', 'crc32_tablegen.c', 'crc64_tablegen.c', 'price_tablegen.c', 'fastpos_tablegen.c' ++ 'tuklib_exit.c', 'tuklib_mbstr_fw.c', 'tuklib_mbstr_width.c', 'tuklib_open_stdxxx.c', 'tuklib_progname.c'] ++ include_dirs_rel = ['../common', 'api', 'common', 'check', 'lz', 'rangecoder', 'lzma', 'delta', 'simple'] ++ ++ open(os.path.join(dest_path, 'src', 'config.h'), 'w').write(config_h) ++ ++ final = os.path.join(dest_path, libname) ++ include_dirs = [os.path.join(dest_path, 'src', 'liblzma', p) for p in include_dirs_rel] ++ ports.build_port(os.path.join(dest_path, 'src'), final, flags=build_flags, exclude_dirs=exclude_dirs, exclude_files=exclude_files, includes=include_dirs) ++ ++ ports.install_headers(os.path.join(dest_path, 'src', 'liblzma', 'api'), 'lzma.h') ++ ports.install_headers(os.path.join(dest_path, 'src', 'liblzma', 'api', 'lzma'), '*.h', 'lzma') ++ ++ return final ++ ++ return [shared.Cache.get(libname, create, what='port')] ++ ++ ++def clear(ports, settings, shared): ++ shared.Cache.erase_file(ports.get_lib_name('liblzma')) ++ ++ ++def process_args(ports): ++ return [] ++ ++ ++def show(): ++ return 'liblzma (USE_LIBLZMA=1; public domain)' ++ ++ ++config_h = r''' ++#define ASSUME_RAM 128 ++#define ENABLE_NLS 1 ++#define HAVE_CHECK_CRC32 1 ++#define HAVE_CHECK_CRC64 1 ++#define HAVE_CHECK_SHA256 1 ++#define HAVE_CLOCK_GETTIME 1 ++#define HAVE_DCGETTEXT 1 ++#define HAVE_DECL_CLOCK_MONOTONIC 1 ++#define HAVE_DECL_PROGRAM_INVOCATION_NAME 1 ++#define HAVE_DECODERS 1 ++#define HAVE_DECODER_ARM 1 ++#define HAVE_DECODER_ARMTHUMB 1 ++#define HAVE_DECODER_DELTA 1 ++#define HAVE_DECODER_IA64 1 ++#define HAVE_DECODER_LZMA1 1 ++#define HAVE_DECODER_LZMA2 1 ++#define HAVE_DECODER_POWERPC 1 ++#define HAVE_DECODER_SPARC 1 ++#define HAVE_DECODER_X86 1 ++#define HAVE_DLFCN_H 1 ++#define HAVE_ENCODERS 1 ++#define HAVE_ENCODER_ARM 1 ++#define HAVE_ENCODER_ARMTHUMB 1 ++#define HAVE_ENCODER_DELTA 1 ++#define HAVE_ENCODER_IA64 1 ++#define HAVE_ENCODER_LZMA1 1 ++#define HAVE_ENCODER_LZMA2 1 ++#define HAVE_ENCODER_POWERPC 1 ++#define HAVE_ENCODER_SPARC 1 ++#define HAVE_ENCODER_X86 1 ++#define HAVE_FCNTL_H 1 ++#define HAVE_FUTIMENS 1 ++#define HAVE_GETOPT_H 1 ++#define HAVE_GETOPT_LONG 1 ++#define HAVE_GETTEXT 1 ++#define HAVE_IMMINTRIN_H 1 ++#define HAVE_INTTYPES_H 1 ++#define HAVE_LIMITS_H 1 ++#define HAVE_MBRTOWC 1 ++#define HAVE_MEMORY_H 1 ++#define HAVE_MF_BT2 1 ++#define HAVE_MF_BT3 1 ++#define HAVE_MF_BT4 1 ++#define HAVE_MF_HC3 1 ++#define HAVE_MF_HC4 1 ++#define HAVE_OPTRESET 1 ++#define HAVE_POSIX_FADVISE 1 ++#define HAVE_PTHREAD_CONDATTR_SETCLOCK 1 ++#define HAVE_PTHREAD_PRIO_INHERIT 1 ++#define HAVE_STDBOOL_H 1 ++#define HAVE_STDINT_H 1 ++#define HAVE_STDLIB_H 1 ++#define HAVE_STRINGS_H 1 ++#define HAVE_STRING_H 1 ++#define HAVE_STRUCT_STAT_ST_ATIM_TV_NSEC 1 ++#define HAVE_SYS_PARAM_H 1 ++#define HAVE_SYS_STAT_H 1 ++#define HAVE_SYS_TIME_H 1 ++#define HAVE_SYS_TYPES_H 1 ++#define HAVE_UINTPTR_T 1 ++#define HAVE_UNISTD_H 1 ++#define HAVE_VISIBILITY 1 ++#define HAVE_WCWIDTH 1 ++#define HAVE__BOOL 1 ++#define HAVE___BUILTIN_ASSUME_ALIGNED 1 ++#define HAVE___BUILTIN_BSWAPXX 1 ++#define MYTHREAD_POSIX 1 ++#define NDEBUG 1 ++#define PACKAGE "xz" ++#define PACKAGE_BUGREPORT "lasse.collin@tukaani.org" ++#define PACKAGE_NAME "XZ Utils" ++#define PACKAGE_STRING "XZ Utils 5.2.5" ++#define PACKAGE_TARNAME "xz" ++#define PACKAGE_VERSION "5.2.5" ++#define SIZEOF_SIZE_T 4 ++#define STDC_HEADERS 1 ++#define TUKLIB_CPUCORES_SYSCONF 1 ++#define TUKLIB_FAST_UNALIGNED_ACCESS 1 ++#define TUKLIB_PHYSMEM_SYSCONF 1 ++#ifndef _ALL_SOURCE ++# define _ALL_SOURCE 1 ++#endif ++#ifndef _GNU_SOURCE ++# define _GNU_SOURCE 1 ++#endif ++#ifndef _POSIX_PTHREAD_SEMANTICS ++# define _POSIX_PTHREAD_SEMANTICS 1 ++#endif ++#ifndef _TANDEM_SOURCE ++# define _TANDEM_SOURCE 1 ++#endif ++#ifndef __EXTENSIONS__ ++# define __EXTENSIONS__ 1 ++#endif ++#define VERSION "5.2.5" ++''' diff --git a/os/emscripten/loading.png b/os/emscripten/loading.png Binary files differnew file mode 100755 index 000000000..d4c4aaf75 --- /dev/null +++ b/os/emscripten/loading.png diff --git a/os/emscripten/pre.js b/os/emscripten/pre.js new file mode 100644 index 000000000..5cbd899e0 --- /dev/null +++ b/os/emscripten/pre.js @@ -0,0 +1,93 @@ +Module.arguments.push('-mnull', '-snull', '-vsdl:relative_mode'); +Module['websocket'] = { url: function(host, port, proto) { + /* openttd.org hosts a WebSocket proxy for the content service. */ + if (host == "content.openttd.org" && port == 3978 && proto == "tcp") { + return "wss://content.openttd.org/"; + } + + /* Everything else just tries to make a default WebSocket connection. + * If you run your own server you can setup your own WebSocket proxy in + * front of it and let people connect to your server via the proxy. You + * are best to add another "if" statement as above for this. */ + return null; +} }; + +Module.preRun.push(function() { + personal_dir = '/home/web_user/.openttd'; + content_download_dir = personal_dir + '/content_download' + + /* Because of the "-c" above, all user-data is stored in /user_data. */ + FS.mkdir(personal_dir); + FS.mount(IDBFS, {}, personal_dir); + + Module.addRunDependency('syncfs'); + FS.syncfs(true, function (err) { + /* FS.mkdir() tends to fail if parent folders do not exist. */ + if (!FS.analyzePath(content_download_dir).exists) { + FS.mkdir(content_download_dir); + } + if (!FS.analyzePath(content_download_dir + '/baseset').exists) { + FS.mkdir(content_download_dir + '/baseset'); + } + + /* Check if the OpenGFX baseset is already downloaded. */ + if (!FS.analyzePath(content_download_dir + '/baseset/opengfx-0.6.0.tar').exists) { + window.openttd_downloaded_opengfx = true; + FS.createPreloadedFile(content_download_dir + '/baseset', 'opengfx-0.6.0.tar', 'https://installer.cdn.openttd.org/emscripten/opengfx-0.6.0.tar', true, true); + } else { + /* Fake dependency increase, so the counter is stable. */ + Module.addRunDependency('opengfx'); + Module.removeRunDependency('opengfx'); + } + + Module.removeRunDependency('syncfs'); + }); + + window.openttd_syncfs_shown_warning = false; + window.openttd_syncfs = function() { + /* Copy the virtual FS to the persistent storage. */ + FS.syncfs(false, function (err) { }); + + /* On first time, warn the user about the volatile behaviour of + * persistent storage. */ + if (!window.openttd_syncfs_shown_warning) { + window.openttd_syncfs_shown_warning = true; + Module.onWarningFs(); + } + } + + window.openttd_exit = function() { + Module.onExit(); + } + + window.openttd_abort = function() { + Module.onAbort(); + } + + window.openttd_server_list = function() { + add_server = Module.cwrap("em_openttd_add_server", null, ["string", "number"]); + + /* Add servers that support WebSocket here. Example: + * add_server("localhost", 3979); */ + } + + /* https://github.com/emscripten-core/emscripten/pull/12995 implements this + * properly. Till that time, we use a polyfill. */ + SOCKFS.websocket_sock_ops.createPeer_ = SOCKFS.websocket_sock_ops.createPeer; + SOCKFS.websocket_sock_ops.createPeer = function(sock, addr, port) + { + let func = Module['websocket']['url']; + Module['websocket']['url'] = func(addr, port, (sock.type == 2) ? 'udp' : 'tcp'); + let ret = SOCKFS.websocket_sock_ops.createPeer_(sock, addr, port); + Module['websocket']['url'] = func; + return ret; + } +}); + +Module.postRun.push(function() { + /* Check if we downloaded OpenGFX; if so, sync the virtual FS back to the + * IDBFS so OpenGFX is stored persistent. */ + if (window['openttd_downloaded_opengfx']) { + FS.syncfs(false, function (err) { }); + } +}); diff --git a/os/emscripten/shell.html b/os/emscripten/shell.html new file mode 100644 index 000000000..17ea5b414 --- /dev/null +++ b/os/emscripten/shell.html @@ -0,0 +1,205 @@ +<!doctype html> +<html lang="en-us"> + <head> + <meta charset="utf-8"> + <meta http-equiv="Content-Type" content="text/html; charset=utf-8"> + <title>OpenTTD</title> + <style> + body { + font-family: Tahoma, Arial, Helvetica, sans-serif; + font-size: 14px; + margin: 0; + padding: 0; + } + + div.background { + background-image: url("data:image/png;base64,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"); + border: 0px none; + display: flex; + height: 100%; + position: absolute; + width: 100%; + z-index: 1; + } + + div.overlay { + height: 40px; + margin: 0 auto; + opacity: 0; + pointer-events: none; + position: absolute; + text-align: center; + transition: opacity 0.3s; + width: 100%; + z-index: 3; + } + div.overlay > div { + pointer-events: none; + } + + div.background > div, div.overlay > div { + margin: auto; + } + + #filesystem { + background-color: #e00000; + border: 1px solid #fc6458; + color: #fcf880; + display: none; + outline: #a00000; + padding: 0 4px; + width: 600px; + } + + #title, #message { + background-color: #838383; + border: 1px solid #a8a8a8; + outline: 1px solid #626262; + padding: 0 4px; + min-width: 260px; + } + + #box.error #title, #box.error #message { + background-color: #e00000; + border: 1px solid #fc6458; + outline: #a00000; + } + #box.error #message { + color: #fcf880; + } + + #title { + color: #fcfcfc; + height: 20px; + text-shadow: 1px 1px #101010; + } + #message { + color: #101010; + height: 54px; + padding: 4px 4px; + } + + canvas.emscripten { + border: 0px none; + height: 100%; + position: absolute; + width: 100%; + z-index: 2; + } + </style> + </head> + <body> + <div class="background"> + <div id="box"> + <div id="title"> + Loading ... + </div> + <div id="message"> + </div> + </div> + </div> + <div class="overlay" id="overlay"> + <div id="filesystem"> + Warning: savegames are stored in the Indexed DB of your browser.<br/>Your browser can delete savegames without notice! + </div> + </div> + <div> + <canvas class="emscripten" id="canvas" oncontextmenu="event.preventDefault()" tabindex=-1></canvas> + </div> + + <script type='text/javascript'> + var statusElement = document.getElementById('status'); + var progressElement = document.getElementById('progress'); + var spinnerElement = document.getElementById('spinner'); + + var Module = { + preRun: [], + postRun: [], + arguments: [], + totalDependencies: 42, + doneDependencies: 0, + lastDependencies: 1, + + print: function(text) { + if (arguments.length > 1) text = Array.prototype.slice.call(arguments).join(' '); + console.log(text); + }, + + printErr: function(text) { + if (arguments.length > 1) text = Array.prototype.slice.call(arguments).join(' '); + console.error(text); + }, + + canvas: (function() { + var canvas = document.getElementById('canvas'); + + // As a default initial behavior, pop up an alert when webgl context is lost. To make your + // application robust, you may want to override this behavior before shipping! + // See http://www.khronos.org/registry/webgl/specs/latest/1.0/#5.15.2 + canvas.addEventListener("webglcontextlost", function(e) { alert('WebGL context lost. You will need to reload the page.'); e.preventDefault(); }, false); + + return canvas; + })(), + + setStatus: function(text) { + var m = text.match(/^([^(]+)\((\d+(\.\d+)?)\/(\d+)\)$/); + + if (m) { + text = "(" + m[2] + " / " + m[4] + ") " + m[1]; + } + + document.getElementById("message").innerHTML = text; + }, + + monitorRunDependencies: function(left) { + /* If it goes up, a new dependency was added; down means one is + * removed. We only track the latter. */ + if (left < Module.lastDependencies) { + Module.doneDependencies += 1; + } + Module.lastDependencies = left; + + total = Module.totalDependencies; + doing = Module.doneDependencies + 1; + if (doing > total) { + doing = total; + } + + document.getElementById("title").innerHTML = "(" + doing + " / " + total + ") Loading ..."; + document.getElementById("message").innerHTML = "Preparing game ..."; + }, + + onExit: function() { + document.getElementById("canvas").style.display = "none"; + + document.getElementById("title").innerHTML = "Thank you for playing!"; + document.getElementById("message").innerHTML = "We hope you enjoyed OpenTTD!<br/><br/>Reload your browser to restart the game."; + }, + + onAbort: function() { + document.getElementById("canvas").style.display = "none"; + + document.getElementById("box").className = "error"; + document.getElementById("title").innerHTML = "Crash :("; + document.getElementById("message").innerHTML = "The game crashed!<br/><br/>Please reload your browser to restart the game."; + }, + + onWarningFs: function() { + document.getElementById("filesystem").style.display = "inline-block"; + document.getElementById("overlay").style.opacity = 1; + setTimeout(function() { + document.getElementById("overlay").style.opacity = 0; + setTimeout(function() { + document.getElementById("filesystem").style.display = "none"; + }, 300); + }, 10000); + } + }; + + window.onerror = function() { + Module.onAbort(); + }; + </script> + {{{ SCRIPT }}} + </body> +</html> |
