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Diffstat (limited to 'js/src/jit-test/tests/wasm/bench/wasm_box2d.js')
| -rw-r--r-- | js/src/jit-test/tests/wasm/bench/wasm_box2d.js | 3070 |
1 files changed, 3070 insertions, 0 deletions
diff --git a/js/src/jit-test/tests/wasm/bench/wasm_box2d.js b/js/src/jit-test/tests/wasm/bench/wasm_box2d.js new file mode 100644 index 0000000000..a574424be5 --- /dev/null +++ b/js/src/jit-test/tests/wasm/bench/wasm_box2d.js @@ -0,0 +1,3070 @@ +const build = getBuildConfiguration(); +const isSimulator = build['arm-simulator'] || + build['arm64-simulator'] || + build['mips32-simulator'] || + build['mips64-simulator']; + +// This test often times out on debug simulators due to the extreme slowdown. +if (build['debug'] && isSimulator) + quit(); + +// All the glue code is wrapped in a function so it can be executed uncached and +// cached or compiled separately. +function runBox2d(cacheEntryOrModule) { + +// The Module object: Our interface to the outside world. We import +// and export values on it, and do the work to get that through +// closure compiler if necessary. There are various ways Module can be used: +// 1. Not defined. We create it here +// 2. A function parameter, function(Module) { ..generated code.. } +// 3. pre-run appended it, var Module = {}; ..generated code.. +// 4. External script tag defines var Module. +// We need to do an eval in order to handle the closure compiler +// case, where this code here is minified but Module was defined +// elsewhere (e.g. case 4 above). We also need to check if Module +// already exists (e.g. case 3 above). +// Note that if you want to run closure, and also to use Module +// after the generated code, you will need to define var Module = {}; +// before the code. Then that object will be used in the code, and you +// can continue to use Module afterwards as well. +var Module; +if (!Module) Module = (typeof Module !== 'undefined' ? Module : null) || {}; + +// Sometimes an existing Module object exists with properties +// meant to overwrite the default module functionality. Here +// we collect those properties and reapply _after_ we configure +// the current environment's defaults to avoid having to be so +// defensive during initialization. +var moduleOverrides = {}; +for (var key in Module) { + if (Module.hasOwnProperty(key)) { + moduleOverrides[key] = Module[key]; + } +} + +if (!Module['print']) Module['print'] = print; +if (typeof printErr != 'undefined') Module['printErr'] = print; + +if (typeof read != 'undefined') { +Module['read'] = read; +} else { +Module['read'] = function read() { throw 'no read() available' }; +} + +if (typeof scriptArgs != 'undefined') { +Module['arguments'] = scriptArgs; +} else if (typeof arguments != 'undefined') { +Module['arguments'] = arguments; +} + + +function globalEval(x) { + eval.call(null, x); +} +if (!Module['load'] && Module['read']) { + Module['load'] = function load(f) { + globalEval(Module['read'](f)); + }; +} +if (!Module['print']) { + Module['print'] = function(){}; +} +if (!Module['printErr']) { + Module['printErr'] = Module['print']; +} +if (!Module['arguments']) { + Module['arguments'] = []; +} +if (!Module['thisProgram']) { + Module['thisProgram'] = './this.program'; +} + +// *** Environment setup code *** + +// Closure helpers +Module.print = Module['print']; +Module.printErr = Module['printErr']; + +// Callbacks +Module['preRun'] = []; +Module['postRun'] = []; + +// Merge back in the overrides +for (var key in moduleOverrides) { + if (moduleOverrides.hasOwnProperty(key)) { + Module[key] = moduleOverrides[key]; + } +} +// Free the object hierarchy contained in the overrides, this lets the GC +// reclaim data used e.g. in memoryInitializerRequest, which is a large typed array. +moduleOverrides = undefined; + + + +// {{PREAMBLE_ADDITIONS}} + +// === Preamble library stuff === + +// Documentation for the public APIs defined in this file must be updated in: +// site/source/docs/api_reference/preamble.js.rst +// A prebuilt local version of the documentation is available at: +// site/build/text/docs/api_reference/preamble.js.txt +// You can also build docs locally as HTML or other formats in site/ +// An online HTML version (which may be of a different version of Emscripten) +// is up at http://kripken.github.io/emscripten-site/docs/api_reference/preamble.js.html + +//======================================== +// Runtime code shared with compiler +//======================================== + +var Runtime = { + setTempRet0: function (value) { + tempRet0 = value; + }, + getTempRet0: function () { + return tempRet0; + }, + stackSave: function () { + return STACKTOP; + }, + stackRestore: function (stackTop) { + STACKTOP = stackTop; + }, + getNativeTypeSize: function (type) { + switch (type) { + case 'i1': case 'i8': return 1; + case 'i16': return 2; + case 'i32': return 4; + case 'i64': return 8; + case 'float': return 4; + case 'double': return 8; + default: { + if (type[type.length-1] === '*') { + return Runtime.QUANTUM_SIZE; // A pointer + } else if (type[0] === 'i') { + var bits = parseInt(type.substr(1)); + assert(bits % 8 === 0); + return bits/8; + } else { + return 0; + } + } + } + }, + getNativeFieldSize: function (type) { + return Math.max(Runtime.getNativeTypeSize(type), Runtime.QUANTUM_SIZE); + }, + STACK_ALIGN: 16, + prepVararg: function (ptr, type) { + if (type === 'double' || type === 'i64') { + // move so the load is aligned + if (ptr & 7) { + assert((ptr & 7) === 4); + ptr += 4; + } + } else { + assert((ptr & 3) === 0); + } + return ptr; + }, + getAlignSize: function (type, size, vararg) { + // we align i64s and doubles on 64-bit boundaries, unlike x86 + if (!vararg && (type == 'i64' || type == 'double')) return 8; + if (!type) return Math.min(size, 8); // align structures internally to 64 bits + return Math.min(size || (type ? Runtime.getNativeFieldSize(type) : 0), Runtime.QUANTUM_SIZE); + }, + dynCall: function (sig, ptr, args) { + if (args && args.length) { + return Module['dynCall_' + sig].apply(null, [ptr].concat(args)); + } else { + return Module['dynCall_' + sig].call(null, ptr); + } + }, + functionPointers: [], + addFunction: function (func) { + for (var i = 0; i < Runtime.functionPointers.length; i++) { + if (!Runtime.functionPointers[i]) { + Runtime.functionPointers[i] = func; + return 2*(1 + i); + } + } + throw 'Finished up all reserved function pointers. Use a higher value for RESERVED_FUNCTION_POINTERS.'; + }, + removeFunction: function (index) { + Runtime.functionPointers[(index-2)/2] = null; + }, + warnOnce: function (text) { + if (!Runtime.warnOnce.shown) Runtime.warnOnce.shown = {}; + if (!Runtime.warnOnce.shown[text]) { + Runtime.warnOnce.shown[text] = 1; + Module.printErr(text); + } + }, + funcWrappers: {}, + getFuncWrapper: function (func, sig) { + assert(sig); + if (!Runtime.funcWrappers[sig]) { + Runtime.funcWrappers[sig] = {}; + } + var sigCache = Runtime.funcWrappers[sig]; + if (!sigCache[func]) { + // optimize away arguments usage in common cases + if (sig.length === 1) { + sigCache[func] = function dynCall_wrapper() { + return Runtime.dynCall(sig, func); + }; + } else if (sig.length === 2) { + sigCache[func] = function dynCall_wrapper(arg) { + return Runtime.dynCall(sig, func, [arg]); + }; + } else { + // general case + sigCache[func] = function dynCall_wrapper() { + return Runtime.dynCall(sig, func, Array.prototype.slice.call(arguments)); + }; + } + } + return sigCache[func]; + }, + getCompilerSetting: function (name) { + throw 'You must build with -s RETAIN_COMPILER_SETTINGS=1 for Runtime.getCompilerSetting or emscripten_get_compiler_setting to work'; + }, + stackAlloc: function (size) { var ret = STACKTOP;STACKTOP = (STACKTOP + size)|0;STACKTOP = (((STACKTOP)+15)&-16); return ret; }, + staticAlloc: function (size) { var ret = STATICTOP;STATICTOP = (STATICTOP + size)|0;STATICTOP = (((STATICTOP)+15)&-16); return ret; }, + dynamicAlloc: function (size) { var ret = HEAP32[DYNAMICTOP_PTR>>2];var end = (((ret + size + 15)|0) & -16);HEAP32[DYNAMICTOP_PTR>>2] = end;if (end >= TOTAL_MEMORY) {var success = enlargeMemory();if (!success) {HEAP32[DYNAMICTOP_PTR>>2] = ret;return 0;}}return ret;}, + alignMemory: function (size,quantum) { var ret = size = Math.ceil((size)/(quantum ? quantum : 16))*(quantum ? quantum : 16); return ret; }, + makeBigInt: function (low,high,unsigned) { var ret = (unsigned ? ((+((low>>>0)))+((+((high>>>0)))*4294967296.0)) : ((+((low>>>0)))+((+((high|0)))*4294967296.0))); return ret; }, + GLOBAL_BASE: 1024, + QUANTUM_SIZE: 4, + __dummy__: 0 +} + + + +Module["Runtime"] = Runtime; + + + +//======================================== +// Runtime essentials +//======================================== + +var ABORT = 0; // whether we are quitting the application. no code should run after this. set in exit() and abort() +var EXITSTATUS = 0; + +function assert(condition, text) { + if (!condition) { + abort('Assertion failed: ' + text); + } +} + +var globalScope = this; + +// Returns the C function with a specified identifier (for C++, you need to do manual name mangling) +function getCFunc(ident) { + var func = Module['_' + ident]; // closure exported function + if (!func) { + try { func = eval('_' + ident); } catch(e) {} + } + assert(func, 'Cannot call unknown function ' + ident + ' (perhaps LLVM optimizations or closure removed it?)'); + return func; +} + +var cwrap, ccall; +(function(){ + var JSfuncs = { + // Helpers for cwrap -- it can't refer to Runtime directly because it might + // be renamed by closure, instead it calls JSfuncs['stackSave'].body to find + // out what the minified function name is. + 'stackSave': function() { + Runtime.stackSave() + }, + 'stackRestore': function() { + Runtime.stackRestore() + }, + // type conversion from js to c + 'arrayToC' : function(arr) { + var ret = Runtime.stackAlloc(arr.length); + writeArrayToMemory(arr, ret); + return ret; + }, + 'stringToC' : function(str) { + var ret = 0; + if (str !== null && str !== undefined && str !== 0) { // null string + // at most 4 bytes per UTF-8 code point, +1 for the trailing '\0' + var len = (str.length << 2) + 1; + ret = Runtime.stackAlloc(len); + stringToUTF8(str, ret, len); + } + return ret; + } + }; + // For fast lookup of conversion functions + var toC = {'string' : JSfuncs['stringToC'], 'array' : JSfuncs['arrayToC']}; + + // C calling interface. + ccall = function ccallFunc(ident, returnType, argTypes, args, opts) { + var func = getCFunc(ident); + var cArgs = []; + var stack = 0; + if (args) { + for (var i = 0; i < args.length; i++) { + var converter = toC[argTypes[i]]; + if (converter) { + if (stack === 0) stack = Runtime.stackSave(); + cArgs[i] = converter(args[i]); + } else { + cArgs[i] = args[i]; + } + } + } + var ret = func.apply(null, cArgs); + if (returnType === 'string') ret = Pointer_stringify(ret); + if (stack !== 0) { + if (opts && opts.async) { + EmterpreterAsync.asyncFinalizers.push(function() { + Runtime.stackRestore(stack); + }); + return; + } + Runtime.stackRestore(stack); + } + return ret; + } + + var sourceRegex = /^function\s*[a-zA-Z$_0-9]*\s*\(([^)]*)\)\s*{\s*([^*]*?)[\s;]*(?:return\s*(.*?)[;\s]*)?}$/; + function parseJSFunc(jsfunc) { + // Match the body and the return value of a javascript function source + var parsed = jsfunc.toString().match(sourceRegex).slice(1); + return {arguments : parsed[0], body : parsed[1], returnValue: parsed[2]} + } + + // sources of useful functions. we create this lazily as it can trigger a source decompression on this entire file + var JSsource = null; + function ensureJSsource() { + if (!JSsource) { + JSsource = {}; + for (var fun in JSfuncs) { + if (JSfuncs.hasOwnProperty(fun)) { + // Elements of toCsource are arrays of three items: + // the code, and the return value + JSsource[fun] = parseJSFunc(JSfuncs[fun]); + } + } + } + } + + cwrap = function cwrap(ident, returnType, argTypes) { + argTypes = argTypes || []; + var cfunc = getCFunc(ident); + // When the function takes numbers and returns a number, we can just return + // the original function + var numericArgs = argTypes.every(function(type){ return type === 'number'}); + var numericRet = (returnType !== 'string'); + if ( numericRet && numericArgs) { + return cfunc; + } + // Creation of the arguments list (["$1","$2",...,"$nargs"]) + var argNames = argTypes.map(function(x,i){return '$'+i}); + var funcstr = "(function(" + argNames.join(',') + ") {"; + var nargs = argTypes.length; + if (!numericArgs) { + // Generate the code needed to convert the arguments from javascript + // values to pointers + ensureJSsource(); + funcstr += 'var stack = ' + JSsource['stackSave'].body + ';'; + for (var i = 0; i < nargs; i++) { + var arg = argNames[i], type = argTypes[i]; + if (type === 'number') continue; + var convertCode = JSsource[type + 'ToC']; // [code, return] + funcstr += 'var ' + convertCode.arguments + ' = ' + arg + ';'; + funcstr += convertCode.body + ';'; + funcstr += arg + '=(' + convertCode.returnValue + ');'; + } + } + + // When the code is compressed, the name of cfunc is not literally 'cfunc' anymore + var cfuncname = parseJSFunc(function(){return cfunc}).returnValue; + // Call the function + funcstr += 'var ret = ' + cfuncname + '(' + argNames.join(',') + ');'; + if (!numericRet) { // Return type can only by 'string' or 'number' + // Convert the result to a string + var strgfy = parseJSFunc(function(){return Pointer_stringify}).returnValue; + funcstr += 'ret = ' + strgfy + '(ret);'; + } + if (!numericArgs) { + // If we had a stack, restore it + ensureJSsource(); + funcstr += JSsource['stackRestore'].body.replace('()', '(stack)') + ';'; + } + funcstr += 'return ret})'; + return eval(funcstr); + }; +})(); +Module["ccall"] = ccall; +Module["cwrap"] = cwrap; + +function setValue(ptr, value, type, noSafe) { + type = type || 'i8'; + if (type.charAt(type.length-1) === '*') type = 'i32'; // pointers are 32-bit + switch(type) { + case 'i1': HEAP8[((ptr)>>0)]=value; break; + case 'i8': HEAP8[((ptr)>>0)]=value; break; + case 'i16': HEAP16[((ptr)>>1)]=value; break; + case 'i32': HEAP32[((ptr)>>2)]=value; break; + case 'i64': (tempI64 = [value>>>0,(tempDouble=value,(+(Math_abs(tempDouble))) >= 1.0 ? (tempDouble > 0.0 ? ((Math_min((+(Math_floor((tempDouble)/4294967296.0))), 4294967295.0))|0)>>>0 : (~~((+(Math_ceil((tempDouble - +(((~~(tempDouble)))>>>0))/4294967296.0)))))>>>0) : 0)],HEAP32[((ptr)>>2)]=tempI64[0],HEAP32[(((ptr)+(4))>>2)]=tempI64[1]); break; + case 'float': HEAPF32[((ptr)>>2)]=value; break; + case 'double': HEAPF64[((ptr)>>3)]=value; break; + default: abort('invalid type for setValue: ' + type); + } +} +Module["setValue"] = setValue; + + +function getValue(ptr, type, noSafe) { + type = type || 'i8'; + if (type.charAt(type.length-1) === '*') type = 'i32'; // pointers are 32-bit + switch(type) { + case 'i1': return HEAP8[((ptr)>>0)]; + case 'i8': return HEAP8[((ptr)>>0)]; + case 'i16': return HEAP16[((ptr)>>1)]; + case 'i32': return HEAP32[((ptr)>>2)]; + case 'i64': return HEAP32[((ptr)>>2)]; + case 'float': return HEAPF32[((ptr)>>2)]; + case 'double': return HEAPF64[((ptr)>>3)]; + default: abort('invalid type for setValue: ' + type); + } + return null; +} +Module["getValue"] = getValue; + +var ALLOC_NORMAL = 0; // Tries to use _malloc() +var ALLOC_STACK = 1; // Lives for the duration of the current function call +var ALLOC_STATIC = 2; // Cannot be freed +var ALLOC_DYNAMIC = 3; // Cannot be freed except through sbrk +var ALLOC_NONE = 4; // Do not allocate +Module["ALLOC_NORMAL"] = ALLOC_NORMAL; +Module["ALLOC_STACK"] = ALLOC_STACK; +Module["ALLOC_STATIC"] = ALLOC_STATIC; +Module["ALLOC_DYNAMIC"] = ALLOC_DYNAMIC; +Module["ALLOC_NONE"] = ALLOC_NONE; + +// allocate(): This is for internal use. You can use it yourself as well, but the interface +// is a little tricky (see docs right below). The reason is that it is optimized +// for multiple syntaxes to save space in generated code. So you should +// normally not use allocate(), and instead allocate memory using _malloc(), +// initialize it with setValue(), and so forth. +// @slab: An array of data, or a number. If a number, then the size of the block to allocate, +// in *bytes* (note that this is sometimes confusing: the next parameter does not +// affect this!) +// @types: Either an array of types, one for each byte (or 0 if no type at that position), +// or a single type which is used for the entire block. This only matters if there +// is initial data - if @slab is a number, then this does not matter at all and is +// ignored. +// @allocator: How to allocate memory, see ALLOC_* +function allocate(slab, types, allocator, ptr) { + var zeroinit, size; + if (typeof slab === 'number') { + zeroinit = true; + size = slab; + } else { + zeroinit = false; + size = slab.length; + } + + var singleType = typeof types === 'string' ? types : null; + + var ret; + if (allocator == ALLOC_NONE) { + ret = ptr; + } else { + ret = [typeof _malloc === 'function' ? _malloc : Runtime.staticAlloc, Runtime.stackAlloc, Runtime.staticAlloc, Runtime.dynamicAlloc][allocator === undefined ? ALLOC_STATIC : allocator](Math.max(size, singleType ? 1 : types.length)); + } + + if (zeroinit) { + var ptr = ret, stop; + assert((ret & 3) == 0); + stop = ret + (size & ~3); + for (; ptr < stop; ptr += 4) { + HEAP32[((ptr)>>2)]=0; + } + stop = ret + size; + while (ptr < stop) { + HEAP8[((ptr++)>>0)]=0; + } + return ret; + } + + if (singleType === 'i8') { + if (slab.subarray || slab.slice) { + HEAPU8.set(slab, ret); + } else { + HEAPU8.set(new Uint8Array(slab), ret); + } + return ret; + } + + var i = 0, type, typeSize, previousType; + while (i < size) { + var curr = slab[i]; + + if (typeof curr === 'function') { + curr = Runtime.getFunctionIndex(curr); + } + + type = singleType || types[i]; + if (type === 0) { + i++; + continue; + } + + if (type == 'i64') type = 'i32'; // special case: we have one i32 here, and one i32 later + + setValue(ret+i, curr, type); + + // no need to look up size unless type changes, so cache it + if (previousType !== type) { + typeSize = Runtime.getNativeTypeSize(type); + previousType = type; + } + i += typeSize; + } + + return ret; +} +Module["allocate"] = allocate; + +// Allocate memory during any stage of startup - static memory early on, dynamic memory later, malloc when ready +function getMemory(size) { + if (!staticSealed) return Runtime.staticAlloc(size); + if (!runtimeInitialized) return Runtime.dynamicAlloc(size); + return _malloc(size); +} +Module["getMemory"] = getMemory; + +function Pointer_stringify(ptr, /* optional */ length) { + if (length === 0 || !ptr) return ''; + // TODO: use TextDecoder + // Find the length, and check for UTF while doing so + var hasUtf = 0; + var t; + var i = 0; + while (1) { + t = HEAPU8[(((ptr)+(i))>>0)]; + hasUtf |= t; + if (t == 0 && !length) break; + i++; + if (length && i == length) break; + } + if (!length) length = i; + + var ret = ''; + + if (hasUtf < 128) { + var MAX_CHUNK = 1024; // split up into chunks, because .apply on a huge string can overflow the stack + var curr; + while (length > 0) { + curr = String.fromCharCode.apply(String, HEAPU8.subarray(ptr, ptr + Math.min(length, MAX_CHUNK))); + ret = ret ? ret + curr : curr; + ptr += MAX_CHUNK; + length -= MAX_CHUNK; + } + return ret; + } + return Module['UTF8ToString'](ptr); +} +Module["Pointer_stringify"] = Pointer_stringify; + +// Given a pointer 'ptr' to a null-terminated ASCII-encoded string in the emscripten HEAP, returns +// a copy of that string as a Javascript String object. + +function AsciiToString(ptr) { + var str = ''; + while (1) { + var ch = HEAP8[((ptr++)>>0)]; + if (!ch) return str; + str += String.fromCharCode(ch); + } +} +Module["AsciiToString"] = AsciiToString; + +// Copies the given Javascript String object 'str' to the emscripten HEAP at address 'outPtr', +// null-terminated and encoded in ASCII form. The copy will require at most str.length+1 bytes of space in the HEAP. + +function stringToAscii(str, outPtr) { + return writeAsciiToMemory(str, outPtr, false); +} +Module["stringToAscii"] = stringToAscii; + +// Given a pointer 'ptr' to a null-terminated UTF8-encoded string in the given array that contains uint8 values, returns +// a copy of that string as a Javascript String object. + +var UTF8Decoder = typeof TextDecoder !== 'undefined' ? new TextDecoder('utf8') : undefined; +function UTF8ArrayToString(u8Array, idx) { + var endPtr = idx; + // TextDecoder needs to know the byte length in advance, it doesn't stop on null terminator by itself. + // Also, use the length info to avoid running tiny strings through TextDecoder, since .subarray() allocates garbage. + while (u8Array[endPtr]) ++endPtr; + + if (endPtr - idx > 16 && u8Array.subarray && UTF8Decoder) { + return UTF8Decoder.decode(u8Array.subarray(idx, endPtr)); + } else { + var u0, u1, u2, u3, u4, u5; + + var str = ''; + while (1) { + // For UTF8 byte structure, see http://en.wikipedia.org/wiki/UTF-8#Description and https://www.ietf.org/rfc/rfc2279.txt and https://tools.ietf.org/html/rfc3629 + u0 = u8Array[idx++]; + if (!u0) return str; + if (!(u0 & 0x80)) { str += String.fromCharCode(u0); continue; } + u1 = u8Array[idx++] & 63; + if ((u0 & 0xE0) == 0xC0) { str += String.fromCharCode(((u0 & 31) << 6) | u1); continue; } + u2 = u8Array[idx++] & 63; + if ((u0 & 0xF0) == 0xE0) { + u0 = ((u0 & 15) << 12) | (u1 << 6) | u2; + } else { + u3 = u8Array[idx++] & 63; + if ((u0 & 0xF8) == 0xF0) { + u0 = ((u0 & 7) << 18) | (u1 << 12) | (u2 << 6) | u3; + } else { + u4 = u8Array[idx++] & 63; + if ((u0 & 0xFC) == 0xF8) { + u0 = ((u0 & 3) << 24) | (u1 << 18) | (u2 << 12) | (u3 << 6) | u4; + } else { + u5 = u8Array[idx++] & 63; + u0 = ((u0 & 1) << 30) | (u1 << 24) | (u2 << 18) | (u3 << 12) | (u4 << 6) | u5; + } + } + } + if (u0 < 0x10000) { + str += String.fromCharCode(u0); + } else { + var ch = u0 - 0x10000; + str += String.fromCharCode(0xD800 | (ch >> 10), 0xDC00 | (ch & 0x3FF)); + } + } + } +} +Module["UTF8ArrayToString"] = UTF8ArrayToString; + +// Given a pointer 'ptr' to a null-terminated UTF8-encoded string in the emscripten HEAP, returns +// a copy of that string as a Javascript String object. + +function UTF8ToString(ptr) { + return UTF8ArrayToString(HEAPU8,ptr); +} +Module["UTF8ToString"] = UTF8ToString; + +// Copies the given Javascript String object 'str' to the given byte array at address 'outIdx', +// encoded in UTF8 form and null-terminated. The copy will require at most str.length*4+1 bytes of space in the HEAP. +// Use the function lengthBytesUTF8 to compute the exact number of bytes (excluding null terminator) that this function will write. +// Parameters: +// str: the Javascript string to copy. +// outU8Array: the array to copy to. Each index in this array is assumed to be one 8-byte element. +// outIdx: The starting offset in the array to begin the copying. +// maxBytesToWrite: The maximum number of bytes this function can write to the array. This count should include the null +// terminator, i.e. if maxBytesToWrite=1, only the null terminator will be written and nothing else. +// maxBytesToWrite=0 does not write any bytes to the output, not even the null terminator. +// Returns the number of bytes written, EXCLUDING the null terminator. + +function stringToUTF8Array(str, outU8Array, outIdx, maxBytesToWrite) { + if (!(maxBytesToWrite > 0)) // Parameter maxBytesToWrite is not optional. Negative values, 0, null, undefined and false each don't write out any bytes. + return 0; + + var startIdx = outIdx; + var endIdx = outIdx + maxBytesToWrite - 1; // -1 for string null terminator. + for (var i = 0; i < str.length; ++i) { + // Gotcha: charCodeAt returns a 16-bit word that is a UTF-16 encoded code unit, not a Unicode code point of the character! So decode UTF16->UTF32->UTF8. + // See http://unicode.org/faq/utf_bom.html#utf16-3 + // For UTF8 byte structure, see http://en.wikipedia.org/wiki/UTF-8#Description and https://www.ietf.org/rfc/rfc2279.txt and https://tools.ietf.org/html/rfc3629 + var u = str.charCodeAt(i); // possibly a lead surrogate + if (u >= 0xD800 && u <= 0xDFFF) u = 0x10000 + ((u & 0x3FF) << 10) | (str.charCodeAt(++i) & 0x3FF); + if (u <= 0x7F) { + if (outIdx >= endIdx) break; + outU8Array[outIdx++] = u; + } else if (u <= 0x7FF) { + if (outIdx + 1 >= endIdx) break; + outU8Array[outIdx++] = 0xC0 | (u >> 6); + outU8Array[outIdx++] = 0x80 | (u & 63); + } else if (u <= 0xFFFF) { + if (outIdx + 2 >= endIdx) break; + outU8Array[outIdx++] = 0xE0 | (u >> 12); + outU8Array[outIdx++] = 0x80 | ((u >> 6) & 63); + outU8Array[outIdx++] = 0x80 | (u & 63); + } else if (u <= 0x1FFFFF) { + if (outIdx + 3 >= endIdx) break; + outU8Array[outIdx++] = 0xF0 | (u >> 18); + outU8Array[outIdx++] = 0x80 | ((u >> 12) & 63); + outU8Array[outIdx++] = 0x80 | ((u >> 6) & 63); + outU8Array[outIdx++] = 0x80 | (u & 63); + } else if (u <= 0x3FFFFFF) { + if (outIdx + 4 >= endIdx) break; + outU8Array[outIdx++] = 0xF8 | (u >> 24); + outU8Array[outIdx++] = 0x80 | ((u >> 18) & 63); + outU8Array[outIdx++] = 0x80 | ((u >> 12) & 63); + outU8Array[outIdx++] = 0x80 | ((u >> 6) & 63); + outU8Array[outIdx++] = 0x80 | (u & 63); + } else { + if (outIdx + 5 >= endIdx) break; + outU8Array[outIdx++] = 0xFC | (u >> 30); + outU8Array[outIdx++] = 0x80 | ((u >> 24) & 63); + outU8Array[outIdx++] = 0x80 | ((u >> 18) & 63); + outU8Array[outIdx++] = 0x80 | ((u >> 12) & 63); + outU8Array[outIdx++] = 0x80 | ((u >> 6) & 63); + outU8Array[outIdx++] = 0x80 | (u & 63); + } + } + // Null-terminate the pointer to the buffer. + outU8Array[outIdx] = 0; + return outIdx - startIdx; +} +Module["stringToUTF8Array"] = stringToUTF8Array; + +// Copies the given Javascript String object 'str' to the emscripten HEAP at address 'outPtr', +// null-terminated and encoded in UTF8 form. The copy will require at most str.length*4+1 bytes of space in the HEAP. +// Use the function lengthBytesUTF8 to compute the exact number of bytes (excluding null terminator) that this function will write. +// Returns the number of bytes written, EXCLUDING the null terminator. + +function stringToUTF8(str, outPtr, maxBytesToWrite) { + return stringToUTF8Array(str, HEAPU8,outPtr, maxBytesToWrite); +} +Module["stringToUTF8"] = stringToUTF8; + +// Returns the number of bytes the given Javascript string takes if encoded as a UTF8 byte array, EXCLUDING the null terminator byte. + +function lengthBytesUTF8(str) { + var len = 0; + for (var i = 0; i < str.length; ++i) { + // Gotcha: charCodeAt returns a 16-bit word that is a UTF-16 encoded code unit, not a Unicode code point of the character! So decode UTF16->UTF32->UTF8. + // See http://unicode.org/faq/utf_bom.html#utf16-3 + var u = str.charCodeAt(i); // possibly a lead surrogate + if (u >= 0xD800 && u <= 0xDFFF) u = 0x10000 + ((u & 0x3FF) << 10) | (str.charCodeAt(++i) & 0x3FF); + if (u <= 0x7F) { + ++len; + } else if (u <= 0x7FF) { + len += 2; + } else if (u <= 0xFFFF) { + len += 3; + } else if (u <= 0x1FFFFF) { + len += 4; + } else if (u <= 0x3FFFFFF) { + len += 5; + } else { + len += 6; + } + } + return len; +} +Module["lengthBytesUTF8"] = lengthBytesUTF8; + +// Given a pointer 'ptr' to a null-terminated UTF16LE-encoded string in the emscripten HEAP, returns +// a copy of that string as a Javascript String object. + +var UTF16Decoder = typeof TextDecoder !== 'undefined' ? new TextDecoder('utf-16le') : undefined; +function UTF16ToString(ptr) { + var endPtr = ptr; + // TextDecoder needs to know the byte length in advance, it doesn't stop on null terminator by itself. + // Also, use the length info to avoid running tiny strings through TextDecoder, since .subarray() allocates garbage. + var idx = endPtr >> 1; + while (HEAP16[idx]) ++idx; + endPtr = idx << 1; + + if (endPtr - ptr > 32 && UTF16Decoder) { + return UTF16Decoder.decode(HEAPU8.subarray(ptr, endPtr)); + } else { + var i = 0; + + var str = ''; + while (1) { + var codeUnit = HEAP16[(((ptr)+(i*2))>>1)]; + if (codeUnit == 0) return str; + ++i; + // fromCharCode constructs a character from a UTF-16 code unit, so we can pass the UTF16 string right through. + str += String.fromCharCode(codeUnit); + } + } +} + + +// Copies the given Javascript String object 'str' to the emscripten HEAP at address 'outPtr', +// null-terminated and encoded in UTF16 form. The copy will require at most str.length*4+2 bytes of space in the HEAP. +// Use the function lengthBytesUTF16() to compute the exact number of bytes (excluding null terminator) that this function will write. +// Parameters: +// str: the Javascript string to copy. +// outPtr: Byte address in Emscripten HEAP where to write the string to. +// maxBytesToWrite: The maximum number of bytes this function can write to the array. This count should include the null +// terminator, i.e. if maxBytesToWrite=2, only the null terminator will be written and nothing else. +// maxBytesToWrite<2 does not write any bytes to the output, not even the null terminator. +// Returns the number of bytes written, EXCLUDING the null terminator. + +function stringToUTF16(str, outPtr, maxBytesToWrite) { + // Backwards compatibility: if max bytes is not specified, assume unsafe unbounded write is allowed. + if (maxBytesToWrite === undefined) { + maxBytesToWrite = 0x7FFFFFFF; + } + if (maxBytesToWrite < 2) return 0; + maxBytesToWrite -= 2; // Null terminator. + var startPtr = outPtr; + var numCharsToWrite = (maxBytesToWrite < str.length*2) ? (maxBytesToWrite / 2) : str.length; + for (var i = 0; i < numCharsToWrite; ++i) { + // charCodeAt returns a UTF-16 encoded code unit, so it can be directly written to the HEAP. + var codeUnit = str.charCodeAt(i); // possibly a lead surrogate + HEAP16[((outPtr)>>1)]=codeUnit; + outPtr += 2; + } + // Null-terminate the pointer to the HEAP. + HEAP16[((outPtr)>>1)]=0; + return outPtr - startPtr; +} + + +// Returns the number of bytes the given Javascript string takes if encoded as a UTF16 byte array, EXCLUDING the null terminator byte. + +function lengthBytesUTF16(str) { + return str.length*2; +} + + +function UTF32ToString(ptr) { + var i = 0; + + var str = ''; + while (1) { + var utf32 = HEAP32[(((ptr)+(i*4))>>2)]; + if (utf32 == 0) + return str; + ++i; + // Gotcha: fromCharCode constructs a character from a UTF-16 encoded code (pair), not from a Unicode code point! So encode the code point to UTF-16 for constructing. + // See http://unicode.org/faq/utf_bom.html#utf16-3 + if (utf32 >= 0x10000) { + var ch = utf32 - 0x10000; + str += String.fromCharCode(0xD800 | (ch >> 10), 0xDC00 | (ch & 0x3FF)); + } else { + str += String.fromCharCode(utf32); + } + } +} + + +// Copies the given Javascript String object 'str' to the emscripten HEAP at address 'outPtr', +// null-terminated and encoded in UTF32 form. The copy will require at most str.length*4+4 bytes of space in the HEAP. +// Use the function lengthBytesUTF32() to compute the exact number of bytes (excluding null terminator) that this function will write. +// Parameters: +// str: the Javascript string to copy. +// outPtr: Byte address in Emscripten HEAP where to write the string to. +// maxBytesToWrite: The maximum number of bytes this function can write to the array. This count should include the null +// terminator, i.e. if maxBytesToWrite=4, only the null terminator will be written and nothing else. +// maxBytesToWrite<4 does not write any bytes to the output, not even the null terminator. +// Returns the number of bytes written, EXCLUDING the null terminator. + +function stringToUTF32(str, outPtr, maxBytesToWrite) { + // Backwards compatibility: if max bytes is not specified, assume unsafe unbounded write is allowed. + if (maxBytesToWrite === undefined) { + maxBytesToWrite = 0x7FFFFFFF; + } + if (maxBytesToWrite < 4) return 0; + var startPtr = outPtr; + var endPtr = startPtr + maxBytesToWrite - 4; + for (var i = 0; i < str.length; ++i) { + // Gotcha: charCodeAt returns a 16-bit word that is a UTF-16 encoded code unit, not a Unicode code point of the character! We must decode the string to UTF-32 to the heap. + // See http://unicode.org/faq/utf_bom.html#utf16-3 + var codeUnit = str.charCodeAt(i); // possibly a lead surrogate + if (codeUnit >= 0xD800 && codeUnit <= 0xDFFF) { + var trailSurrogate = str.charCodeAt(++i); + codeUnit = 0x10000 + ((codeUnit & 0x3FF) << 10) | (trailSurrogate & 0x3FF); + } + HEAP32[((outPtr)>>2)]=codeUnit; + outPtr += 4; + if (outPtr + 4 > endPtr) break; + } + // Null-terminate the pointer to the HEAP. + HEAP32[((outPtr)>>2)]=0; + return outPtr - startPtr; +} + + +// Returns the number of bytes the given Javascript string takes if encoded as a UTF16 byte array, EXCLUDING the null terminator byte. + +function lengthBytesUTF32(str) { + var len = 0; + for (var i = 0; i < str.length; ++i) { + // Gotcha: charCodeAt returns a 16-bit word that is a UTF-16 encoded code unit, not a Unicode code point of the character! We must decode the string to UTF-32 to the heap. + // See http://unicode.org/faq/utf_bom.html#utf16-3 + var codeUnit = str.charCodeAt(i); + if (codeUnit >= 0xD800 && codeUnit <= 0xDFFF) ++i; // possibly a lead surrogate, so skip over the tail surrogate. + len += 4; + } + + return len; +} + + +function demangle(func) { + var __cxa_demangle_func = Module['___cxa_demangle'] || Module['__cxa_demangle']; + if (__cxa_demangle_func) { + try { + var s = + func.substr(1); + var len = lengthBytesUTF8(s)+1; + var buf = _malloc(len); + stringToUTF8(s, buf, len); + var status = _malloc(4); + var ret = __cxa_demangle_func(buf, 0, 0, status); + if (getValue(status, 'i32') === 0 && ret) { + return Pointer_stringify(ret); + } + // otherwise, libcxxabi failed + } catch(e) { + // ignore problems here + } finally { + if (buf) _free(buf); + if (status) _free(status); + if (ret) _free(ret); + } + // failure when using libcxxabi, don't demangle + return func; + } + Runtime.warnOnce('warning: build with -s DEMANGLE_SUPPORT=1 to link in libcxxabi demangling'); + return func; +} + +function demangleAll(text) { + var regex = + /__Z[\w\d_]+/g; + return text.replace(regex, + function(x) { + var y = demangle(x); + return x === y ? x : (x + ' [' + y + ']'); + }); +} + +function jsStackTrace() { + var err = new Error(); + if (!err.stack) { + // IE10+ special cases: It does have callstack info, but it is only populated if an Error object is thrown, + // so try that as a special-case. + try { + throw new Error(0); + } catch(e) { + err = e; + } + if (!err.stack) { + return '(no stack trace available)'; + } + } + return err.stack.toString(); +} + +function stackTrace() { + var js = jsStackTrace(); + if (Module['extraStackTrace']) js += '\n' + Module['extraStackTrace'](); + return demangleAll(js); +} +Module["stackTrace"] = stackTrace; + +// Memory management + +var PAGE_SIZE = 16384; +var WASM_PAGE_SIZE = 65536; +var ASMJS_PAGE_SIZE = 16777216; +var MIN_TOTAL_MEMORY = 16777216; + +function alignUp(x, multiple) { + if (x % multiple > 0) { + x += multiple - (x % multiple); + } + return x; +} + +var HEAP; +var buffer; +var HEAP8, HEAPU8, HEAP16, HEAPU16, HEAP32, HEAPU32, HEAPF32, HEAPF64; + +function updateGlobalBuffer(buf) { + Module['buffer'] = buffer = buf; +} + +function updateGlobalBufferViews() { + Module['HEAP8'] = HEAP8 = new Int8Array(buffer); + Module['HEAP16'] = HEAP16 = new Int16Array(buffer); + Module['HEAP32'] = HEAP32 = new Int32Array(buffer); + Module['HEAPU8'] = HEAPU8 = new Uint8Array(buffer); + Module['HEAPU16'] = HEAPU16 = new Uint16Array(buffer); + Module['HEAPU32'] = HEAPU32 = new Uint32Array(buffer); + Module['HEAPF32'] = HEAPF32 = new Float32Array(buffer); + Module['HEAPF64'] = HEAPF64 = new Float64Array(buffer); +} + +var STATIC_BASE, STATICTOP, staticSealed; // static area +var STACK_BASE, STACKTOP, STACK_MAX; // stack area +var DYNAMIC_BASE, DYNAMICTOP_PTR; // dynamic area handled by sbrk + + STATIC_BASE = STATICTOP = STACK_BASE = STACKTOP = STACK_MAX = DYNAMIC_BASE = DYNAMICTOP_PTR = 0; + staticSealed = false; + + + +function abortOnCannotGrowMemory() { + abort('Cannot enlarge memory arrays. Either (1) compile with -s TOTAL_MEMORY=X with X higher than the current value ' + TOTAL_MEMORY + ', (2) compile with -s ALLOW_MEMORY_GROWTH=1 which adjusts the size at runtime but prevents some optimizations, (3) set Module.TOTAL_MEMORY to a higher value before the program runs, or if you want malloc to return NULL (0) instead of this abort, compile with -s ABORTING_MALLOC=0 '); +} + + +function enlargeMemory() { + abortOnCannotGrowMemory(); +} + + +var TOTAL_STACK = Module['TOTAL_STACK'] || 5242880; +var TOTAL_MEMORY = Module['TOTAL_MEMORY'] || 16777216; +if (TOTAL_MEMORY < TOTAL_STACK) Module.printErr('TOTAL_MEMORY should be larger than TOTAL_STACK, was ' + TOTAL_MEMORY + '! (TOTAL_STACK=' + TOTAL_STACK + ')'); + +// Initialize the runtime's memory + + + +// Use a provided buffer, if there is one, or else allocate a new one +if (Module['buffer']) { + buffer = Module['buffer']; +} else { + // Use a WebAssembly memory where available + if (typeof WebAssembly === 'object' && typeof WebAssembly.Memory === 'function') { + Module['wasmMemory'] = new WebAssembly.Memory({ initial: TOTAL_MEMORY / WASM_PAGE_SIZE, maximum: TOTAL_MEMORY / WASM_PAGE_SIZE }); + buffer = Module['wasmMemory'].buffer; + } else + { + buffer = new ArrayBuffer(TOTAL_MEMORY); + } +} +updateGlobalBufferViews(); + + +function getTotalMemory() { + return TOTAL_MEMORY; +} + +// Endianness check (note: assumes compiler arch was little-endian) + HEAP32[0] = 0x63736d65; /* 'emsc' */ +HEAP16[1] = 0x6373; +if (HEAPU8[2] !== 0x73 || HEAPU8[3] !== 0x63) throw 'Runtime error: expected the system to be little-endian!'; + +Module['HEAP'] = HEAP; +Module['buffer'] = buffer; +Module['HEAP8'] = HEAP8; +Module['HEAP16'] = HEAP16; +Module['HEAP32'] = HEAP32; +Module['HEAPU8'] = HEAPU8; +Module['HEAPU16'] = HEAPU16; +Module['HEAPU32'] = HEAPU32; +Module['HEAPF32'] = HEAPF32; +Module['HEAPF64'] = HEAPF64; + +function callRuntimeCallbacks(callbacks) { + while(callbacks.length > 0) { + var callback = callbacks.shift(); + if (typeof callback == 'function') { + callback(); + continue; + } + var func = callback.func; + if (typeof func === 'number') { + if (callback.arg === undefined) { + Module['dynCall_v'](func); + } else { + Module['dynCall_vi'](func, callback.arg); + } + } else { + func(callback.arg === undefined ? null : callback.arg); + } + } +} + +var __ATPRERUN__ = []; // functions called before the runtime is initialized +var __ATINIT__ = []; // functions called during startup +var __ATMAIN__ = []; // functions called when main() is to be run +var __ATEXIT__ = []; // functions called during shutdown +var __ATPOSTRUN__ = []; // functions called after the runtime has exited + +var runtimeInitialized = false; +var runtimeExited = false; + + +function preRun() { + // compatibility - merge in anything from Module['preRun'] at this time + if (Module['preRun']) { + if (typeof Module['preRun'] == 'function') Module['preRun'] = [Module['preRun']]; + while (Module['preRun'].length) { + addOnPreRun(Module['preRun'].shift()); + } + } + callRuntimeCallbacks(__ATPRERUN__); +} + +function ensureInitRuntime() { + if (runtimeInitialized) return; + runtimeInitialized = true; + callRuntimeCallbacks(__ATINIT__); +} + +function preMain() { + callRuntimeCallbacks(__ATMAIN__); +} + +function exitRuntime() { + callRuntimeCallbacks(__ATEXIT__); + runtimeExited = true; +} + +function postRun() { + // compatibility - merge in anything from Module['postRun'] at this time + if (Module['postRun']) { + if (typeof Module['postRun'] == 'function') Module['postRun'] = [Module['postRun']]; + while (Module['postRun'].length) { + addOnPostRun(Module['postRun'].shift()); + } + } + callRuntimeCallbacks(__ATPOSTRUN__); +} + +function addOnPreRun(cb) { + __ATPRERUN__.unshift(cb); +} +Module["addOnPreRun"] = addOnPreRun; + +function addOnInit(cb) { + __ATINIT__.unshift(cb); +} +Module["addOnInit"] = addOnInit; + +function addOnPreMain(cb) { + __ATMAIN__.unshift(cb); +} +Module["addOnPreMain"] = addOnPreMain; + +function addOnExit(cb) { + __ATEXIT__.unshift(cb); +} +Module["addOnExit"] = addOnExit; + +function addOnPostRun(cb) { + __ATPOSTRUN__.unshift(cb); +} +Module["addOnPostRun"] = addOnPostRun; + +// Tools + + +function intArrayFromString(stringy, dontAddNull, length /* optional */) { + var len = length > 0 ? length : lengthBytesUTF8(stringy)+1; + var u8array = new Array(len); + var numBytesWritten = stringToUTF8Array(stringy, u8array, 0, u8array.length); + if (dontAddNull) u8array.length = numBytesWritten; + return u8array; +} +Module["intArrayFromString"] = intArrayFromString; + +function intArrayToString(array) { + var ret = []; + for (var i = 0; i < array.length; i++) { + var chr = array[i]; + if (chr > 0xFF) { + chr &= 0xFF; + } + ret.push(String.fromCharCode(chr)); + } + return ret.join(''); +} +Module["intArrayToString"] = intArrayToString; + +// Deprecated: This function should not be called because it is unsafe and does not provide +// a maximum length limit of how many bytes it is allowed to write. Prefer calling the +// function stringToUTF8Array() instead, which takes in a maximum length that can be used +// to be secure from out of bounds writes. +function writeStringToMemory(string, buffer, dontAddNull) { + Runtime.warnOnce('writeStringToMemory is deprecated and should not be called! Use stringToUTF8() instead!'); + + var lastChar, end; + if (dontAddNull) { + // stringToUTF8Array always appends null. If we don't want to do that, remember the + // character that existed at the location where the null will be placed, and restore + // that after the write (below). + end = buffer + lengthBytesUTF8(string); + lastChar = HEAP8[end]; + } + stringToUTF8(string, buffer, Infinity); + if (dontAddNull) HEAP8[end] = lastChar; // Restore the value under the null character. +} +Module["writeStringToMemory"] = writeStringToMemory; + +function writeArrayToMemory(array, buffer) { + HEAP8.set(array, buffer); +} +Module["writeArrayToMemory"] = writeArrayToMemory; + +function writeAsciiToMemory(str, buffer, dontAddNull) { + for (var i = 0; i < str.length; ++i) { + HEAP8[((buffer++)>>0)]=str.charCodeAt(i); + } + // Null-terminate the pointer to the HEAP. + if (!dontAddNull) HEAP8[((buffer)>>0)]=0; +} +Module["writeAsciiToMemory"] = writeAsciiToMemory; + +function unSign(value, bits, ignore) { + if (value >= 0) { + return value; + } + return bits <= 32 ? 2*Math.abs(1 << (bits-1)) + value // Need some trickery, since if bits == 32, we are right at the limit of the bits JS uses in bitshifts + : Math.pow(2, bits) + value; +} +function reSign(value, bits, ignore) { + if (value <= 0) { + return value; + } + var half = bits <= 32 ? Math.abs(1 << (bits-1)) // abs is needed if bits == 32 + : Math.pow(2, bits-1); + if (value >= half && (bits <= 32 || value > half)) { // for huge values, we can hit the precision limit and always get true here. so don't do that + // but, in general there is no perfect solution here. With 64-bit ints, we get rounding and errors + // TODO: In i64 mode 1, resign the two parts separately and safely + value = -2*half + value; // Cannot bitshift half, as it may be at the limit of the bits JS uses in bitshifts + } + return value; +} + + +// check for imul support, and also for correctness ( https://bugs.webkit.org/show_bug.cgi?id=126345 ) +if (!Math['imul'] || Math['imul'](0xffffffff, 5) !== -5) Math['imul'] = function imul(a, b) { + var ah = a >>> 16; + var al = a & 0xffff; + var bh = b >>> 16; + var bl = b & 0xffff; + return (al*bl + ((ah*bl + al*bh) << 16))|0; +}; +Math.imul = Math['imul']; + +if (!Math['fround']) { + var froundBuffer = new Float32Array(1); + Math['fround'] = function(x) { froundBuffer[0] = x; return froundBuffer[0] }; +} +Math.fround = Math['fround']; + +if (!Math['clz32']) Math['clz32'] = function(x) { + x = x >>> 0; + for (var i = 0; i < 32; i++) { + if (x & (1 << (31 - i))) return i; + } + return 32; +}; +Math.clz32 = Math['clz32'] + +if (!Math['trunc']) Math['trunc'] = function(x) { + return x < 0 ? Math.ceil(x) : Math.floor(x); +}; +Math.trunc = Math['trunc']; + +var Math_abs = Math.abs; +var Math_cos = Math.cos; +var Math_sin = Math.sin; +var Math_tan = Math.tan; +var Math_acos = Math.acos; +var Math_asin = Math.asin; +var Math_atan = Math.atan; +var Math_atan2 = Math.atan2; +var Math_exp = Math.exp; +var Math_log = Math.log; +var Math_sqrt = Math.sqrt; +var Math_ceil = Math.ceil; +var Math_floor = Math.floor; +var Math_pow = Math.pow; +var Math_imul = Math.imul; +var Math_fround = Math.fround; +var Math_round = Math.round; +var Math_min = Math.min; +var Math_clz32 = Math.clz32; +var Math_trunc = Math.trunc; + +// A counter of dependencies for calling run(). If we need to +// do asynchronous work before running, increment this and +// decrement it. Incrementing must happen in a place like +// PRE_RUN_ADDITIONS (used by emcc to add file preloading). +// Note that you can add dependencies in preRun, even though +// it happens right before run - run will be postponed until +// the dependencies are met. +var runDependencies = 0; +var runDependencyWatcher = null; +var dependenciesFulfilled = null; // overridden to take different actions when all run dependencies are fulfilled + +function getUniqueRunDependency(id) { + return id; +} + +function addRunDependency(id) { + runDependencies++; + if (Module['monitorRunDependencies']) { + Module['monitorRunDependencies'](runDependencies); + } +} +Module["addRunDependency"] = addRunDependency; + +function removeRunDependency(id) { + runDependencies--; + if (Module['monitorRunDependencies']) { + Module['monitorRunDependencies'](runDependencies); + } + if (runDependencies == 0) { + if (runDependencyWatcher !== null) { + clearInterval(runDependencyWatcher); + runDependencyWatcher = null; + } + if (dependenciesFulfilled) { + var callback = dependenciesFulfilled; + dependenciesFulfilled = null; + callback(); // can add another dependenciesFulfilled + } + } +} +Module["removeRunDependency"] = removeRunDependency; + +Module["preloadedImages"] = {}; // maps url to image data +Module["preloadedAudios"] = {}; // maps url to audio data + + + +var memoryInitializer = null; + + + + + +function integrateWasmJS(Module) { + // wasm.js has several methods for creating the compiled code module here: + // * 'native-wasm' : use native WebAssembly support in the browser + // * 'interpret-s-expr': load s-expression code from a .wast and interpret + // * 'interpret-binary': load binary wasm and interpret + // * 'interpret-asm2wasm': load asm.js code, translate to wasm, and interpret + // * 'asmjs': no wasm, just load the asm.js code and use that (good for testing) + // The method can be set at compile time (BINARYEN_METHOD), or runtime by setting Module['wasmJSMethod']. + // The method can be a comma-separated list, in which case, we will try the + // options one by one. Some of them can fail gracefully, and then we can try + // the next. + + // inputs + + var method = Module['wasmJSMethod'] || 'native-wasm'; + Module['wasmJSMethod'] = method; + + var wasmBinaryFile = Module['wasmBinaryFile'] || scriptdir + 'wasm_box2d.wasm'; + + // utilities + + var wasmPageSize = 64*1024; + + var asm2wasmImports = { // special asm2wasm imports + "f64-rem": function(x, y) { + return x % y; + }, + "f64-to-int": function(x) { + return x | 0; + }, + "i32s-div": function(x, y) { + return ((x | 0) / (y | 0)) | 0; + }, + "i32u-div": function(x, y) { + return ((x >>> 0) / (y >>> 0)) >>> 0; + }, + "i32s-rem": function(x, y) { + return ((x | 0) % (y | 0)) | 0; + }, + "i32u-rem": function(x, y) { + return ((x >>> 0) % (y >>> 0)) >>> 0; + }, + "debugger": function() { + debugger; + }, + }; + + var info = { + 'global': null, + 'env': null, + 'asm2wasm': asm2wasmImports, + 'parent': Module // Module inside wasm-js.cpp refers to wasm-js.cpp; this allows access to the outside program. + }; + + var exports = null; + + function lookupImport(mod, base) { + var lookup = info; + if (mod.indexOf('.') < 0) { + lookup = (lookup || {})[mod]; + } else { + var parts = mod.split('.'); + lookup = (lookup || {})[parts[0]]; + lookup = (lookup || {})[parts[1]]; + } + if (base) { + lookup = (lookup || {})[base]; + } + if (lookup === undefined) { + abort('bad lookupImport to (' + mod + ').' + base); + } + return lookup; + } + + function mergeMemory(newBuffer) { + // The wasm instance creates its memory. But static init code might have written to + // buffer already, including the mem init file, and we must copy it over in a proper merge. + // TODO: avoid this copy, by avoiding such static init writes + // TODO: in shorter term, just copy up to the last static init write + var oldBuffer = Module['buffer']; + if (newBuffer.byteLength < oldBuffer.byteLength) { + Module['printErr']('the new buffer in mergeMemory is smaller than the previous one. in native wasm, we should grow memory here'); + } + var oldView = new Int8Array(oldBuffer); + var newView = new Int8Array(newBuffer); + + // If we have a mem init file, do not trample it + if (!memoryInitializer) { + oldView.set(newView.subarray(Module['STATIC_BASE'], Module['STATIC_BASE'] + Module['STATIC_BUMP']), Module['STATIC_BASE']); + } + + newView.set(oldView); + updateGlobalBuffer(newBuffer); + updateGlobalBufferViews(); + } + + var WasmTypes = { + none: 0, + i32: 1, + i64: 2, + f32: 3, + f64: 4 + }; + + function fixImports(imports) { + if (!0) return imports; + var ret = {}; + for (var i in imports) { + var fixed = i; + if (fixed[0] == '_') fixed = fixed.substr(1); + ret[fixed] = imports[i]; + } + return ret; + } + + // do-method functions + + function doJustAsm(global, env, providedBuffer) { + // if no Module.asm, or it's the method handler helper (see below), then apply + // the asmjs + if (typeof Module['asm'] !== 'function' || Module['asm'] === methodHandler) { + if (!Module['asmPreload']) { + // you can load the .asm.js file before this, to avoid this sync xhr and eval + eval(Module['read'](asmjsCodeFile)); // set Module.asm + } else { + Module['asm'] = Module['asmPreload']; + } + } + if (typeof Module['asm'] !== 'function') { + Module['printErr']('asm evalling did not set the module properly'); + return false; + } + return Module['asm'](global, env, providedBuffer); + } + + function doNativeWasm(global, env, providedBuffer) { + if (typeof WebAssembly !== 'object') { + Module['printErr']('no native wasm support detected'); + return false; + } + // prepare memory import + if (!(Module['wasmMemory'] instanceof WebAssembly.Memory)) { + Module['printErr']('no native wasm Memory in use'); + return false; + } + env['memory'] = Module['wasmMemory']; + // Load the wasm module and create an instance of using native support in the JS engine. + info['global'] = { + 'NaN': NaN, + 'Infinity': Infinity + }; + info['global.Math'] = global.Math; + info['env'] = env; + // handle a generated wasm instance, receiving its exports and + // performing other necessary setup + function receiveInstance(instance) { + exports = instance.exports; + if (exports.memory) mergeMemory(exports.memory); + Module['asm'] = exports; + Module["usingWasm"] = true; + } + Module['printErr']('asynchronously preparing wasm'); + addRunDependency('wasm-instantiate'); // we can't run yet + + (cacheEntryOrModule instanceof WebAssembly.Module + ? WebAssembly.instantiate(cacheEntryOrModule, info) + .then(instance => ({instance, module:cacheEntryOrModule})) + : wasmStreamingEnabled() + ? WebAssembly.instantiateStreaming(cacheEntryOrModule, info) + : WebAssembly.instantiate(cacheEntryOrModule.getBuffer(), info)) + .then(function(output) { + if (!cacheEntryOrModule.module) + cacheEntryOrModule.module = output.module; + + // receiveInstance() will swap in the exports (to Module.asm) so they can be called + receiveInstance(output.instance); + removeRunDependency('wasm-instantiate'); + }) + .catch(function(reason) { + Module['printErr']('failed to asynchronously prepare wasm:\n ' + reason); + }); + return {}; // no exports yet; we'll fill them in later + } + + // We may have a preloaded value in Module.asm, save it + Module['asmPreload'] = Module['asm']; + + // Memory growth integration code + Module['reallocBuffer'] = function(size) { + var PAGE_MULTIPLE = Module["usingWasm"] ? WASM_PAGE_SIZE : ASMJS_PAGE_SIZE; // In wasm, heap size must be a multiple of 64KB. In asm.js, they need to be multiples of 16MB. + size = alignUp(size, PAGE_MULTIPLE); // round up to wasm page size + var old = Module['buffer']; + var oldSize = old.byteLength; + if (Module["usingWasm"]) { + try { + var result = Module['wasmMemory'].grow((size - oldSize) / wasmPageSize); // .grow() takes a delta compared to the previous size + if (result !== (-1 | 0)) { + // success in native wasm memory growth, get the buffer from the memory + return Module['buffer'] = Module['wasmMemory'].buffer; + } else { + return null; + } + } catch(e) { + return null; + } + } else { + exports['__growWasmMemory']((size - oldSize) / wasmPageSize); // tiny wasm method that just does memory.grow + // in interpreter, we replace Module.buffer if we allocate + return Module['buffer'] !== old ? Module['buffer'] : null; // if it was reallocated, it changed + } + }; + + // Provide an "asm.js function" for the application, called to "link" the asm.js module. We instantiate + // the wasm module at that time, and it receives imports and provides exports and so forth, the app + // doesn't need to care that it is wasm or olyfilled wasm or asm.js. + + Module['asm'] = function(global, env, providedBuffer) { + global = fixImports(global); + env = fixImports(env); + + // import table + if (!env['table']) { + var TABLE_SIZE = Module['wasmTableSize']; + if (TABLE_SIZE === undefined) TABLE_SIZE = 1024; // works in binaryen interpreter at least + var MAX_TABLE_SIZE = Module['wasmMaxTableSize']; + if (typeof WebAssembly === 'object' && typeof WebAssembly.Table === 'function') { + if (MAX_TABLE_SIZE !== undefined) { + env['table'] = new WebAssembly.Table({ initial: TABLE_SIZE, maximum: MAX_TABLE_SIZE, element: 'anyfunc' }); + } else { + env['table'] = new WebAssembly.Table({ initial: TABLE_SIZE, element: 'anyfunc' }); + } + } else { + env['table'] = new Array(TABLE_SIZE); // works in binaryen interpreter at least + } + Module['wasmTable'] = env['table']; + } + + if (!env['memoryBase']) { + env['memoryBase'] = Module['STATIC_BASE']; // tell the memory segments where to place themselves + } + if (!env['tableBase']) { + env['tableBase'] = 0; // table starts at 0 by default, in dynamic linking this will change + } + + return doNativeWasm(global, env, providedBuffer); + }; + + var methodHandler = Module['asm']; // note our method handler, as we may modify Module['asm'] later +} + +integrateWasmJS(Module); + +// === Body === + +var ASM_CONSTS = []; + + + + +STATIC_BASE = 1024; + +STATICTOP = STATIC_BASE + 11904; + /* global initializers */ __ATINIT__.push(); + + +memoryInitializer = Module["wasmJSMethod"].indexOf("asmjs") >= 0 || Module["wasmJSMethod"].indexOf("interpret-asm2wasm") >= 0 ? "wasm_box2d.js.mem" : null; + + + + +var STATIC_BUMP = 11904; +Module["STATIC_BASE"] = STATIC_BASE; +Module["STATIC_BUMP"] = STATIC_BUMP; + +/* no memory initializer */ +var tempDoublePtr = STATICTOP; STATICTOP += 16; + +function copyTempFloat(ptr) { // functions, because inlining this code increases code size too much + + HEAP8[tempDoublePtr] = HEAP8[ptr]; + + HEAP8[tempDoublePtr+1] = HEAP8[ptr+1]; + + HEAP8[tempDoublePtr+2] = HEAP8[ptr+2]; + + HEAP8[tempDoublePtr+3] = HEAP8[ptr+3]; + +} + +function copyTempDouble(ptr) { + + HEAP8[tempDoublePtr] = HEAP8[ptr]; + + HEAP8[tempDoublePtr+1] = HEAP8[ptr+1]; + + HEAP8[tempDoublePtr+2] = HEAP8[ptr+2]; + + HEAP8[tempDoublePtr+3] = HEAP8[ptr+3]; + + HEAP8[tempDoublePtr+4] = HEAP8[ptr+4]; + + HEAP8[tempDoublePtr+5] = HEAP8[ptr+5]; + + HEAP8[tempDoublePtr+6] = HEAP8[ptr+6]; + + HEAP8[tempDoublePtr+7] = HEAP8[ptr+7]; + +} + +// {{PRE_LIBRARY}} + + + function ___cxa_pure_virtual() { + ABORT = true; + throw 'Pure virtual function called!'; + } + + function ___assert_fail(condition, filename, line, func) { + ABORT = true; + throw 'Assertion failed: ' + Pointer_stringify(condition) + ', at: ' + [filename ? Pointer_stringify(filename) : 'unknown filename', line, func ? Pointer_stringify(func) : 'unknown function'] + ' at ' + stackTrace(); + } + + + + var Browser={mainLoop:{scheduler:null,method:"",currentlyRunningMainloop:0,func:null,arg:0,timingMode:0,timingValue:0,currentFrameNumber:0,queue:[],pause:function () { + Browser.mainLoop.scheduler = null; + Browser.mainLoop.currentlyRunningMainloop++; // Incrementing this signals the previous main loop that it's now become old, and it must return. + },resume:function () { + Browser.mainLoop.currentlyRunningMainloop++; + var timingMode = Browser.mainLoop.timingMode; + var timingValue = Browser.mainLoop.timingValue; + var func = Browser.mainLoop.func; + Browser.mainLoop.func = null; + _emscripten_set_main_loop(func, 0, false, Browser.mainLoop.arg, true /* do not set timing and call scheduler, we will do it on the next lines */); + _emscripten_set_main_loop_timing(timingMode, timingValue); + Browser.mainLoop.scheduler(); + },updateStatus:function () { + if (Module['setStatus']) { + var message = Module['statusMessage'] || 'Please wait...'; + var remaining = Browser.mainLoop.remainingBlockers; + var expected = Browser.mainLoop.expectedBlockers; + if (remaining) { + if (remaining < expected) { + Module['setStatus'](message + ' (' + (expected - remaining) + '/' + expected + ')'); + } else { + Module['setStatus'](message); + } + } else { + Module['setStatus'](''); + } + } + },runIter:function (func) { + if (ABORT) return; + if (Module['preMainLoop']) { + var preRet = Module['preMainLoop'](); + if (preRet === false) { + return; // |return false| skips a frame + } + } + try { + func(); + } catch (e) { + if (e instanceof ExitStatus) { + return; + } else { + if (e && typeof e === 'object' && e.stack) Module.printErr('exception thrown: ' + [e, e.stack]); + throw e; + } + } + if (Module['postMainLoop']) Module['postMainLoop'](); + }},isFullscreen:false,pointerLock:false,moduleContextCreatedCallbacks:[],workers:[],init:function () { + if (!Module["preloadPlugins"]) Module["preloadPlugins"] = []; // needs to exist even in workers + + if (Browser.initted) return; + Browser.initted = true; + + try { + new Blob(); + Browser.hasBlobConstructor = true; + } catch(e) { + Browser.hasBlobConstructor = false; + console.log("warning: no blob constructor, cannot create blobs with mimetypes"); + } + Browser.BlobBuilder = typeof MozBlobBuilder != "undefined" ? MozBlobBuilder : (typeof WebKitBlobBuilder != "undefined" ? WebKitBlobBuilder : (!Browser.hasBlobConstructor ? console.log("warning: no BlobBuilder") : null)); + Browser.URLObject = typeof window != "undefined" ? (window.URL ? window.URL : window.webkitURL) : undefined; + if (!Module.noImageDecoding && typeof Browser.URLObject === 'undefined') { + console.log("warning: Browser does not support creating object URLs. Built-in browser image decoding will not be available."); + Module.noImageDecoding = true; + } + + // Support for plugins that can process preloaded files. You can add more of these to + // your app by creating and appending to Module.preloadPlugins. + // + // Each plugin is asked if it can handle a file based on the file's name. If it can, + // it is given the file's raw data. When it is done, it calls a callback with the file's + // (possibly modified) data. For example, a plugin might decompress a file, or it + // might create some side data structure for use later (like an Image element, etc.). + + var imagePlugin = {}; + imagePlugin['canHandle'] = function imagePlugin_canHandle(name) { + return !Module.noImageDecoding && /\.(jpg|jpeg|png|bmp)$/i.test(name); + }; + imagePlugin['handle'] = function imagePlugin_handle(byteArray, name, onload, onerror) { + var b = null; + if (Browser.hasBlobConstructor) { + try { + b = new Blob([byteArray], { type: Browser.getMimetype(name) }); + if (b.size !== byteArray.length) { // Safari bug #118630 + // Safari's Blob can only take an ArrayBuffer + b = new Blob([(new Uint8Array(byteArray)).buffer], { type: Browser.getMimetype(name) }); + } + } catch(e) { + Runtime.warnOnce('Blob constructor present but fails: ' + e + '; falling back to blob builder'); + } + } + if (!b) { + var bb = new Browser.BlobBuilder(); + bb.append((new Uint8Array(byteArray)).buffer); // we need to pass a buffer, and must copy the array to get the right data range + b = bb.getBlob(); + } + var url = Browser.URLObject.createObjectURL(b); + var img = new Image(); + img.onload = function img_onload() { + assert(img.complete, 'Image ' + name + ' could not be decoded'); + var canvas = document.createElement('canvas'); + canvas.width = img.width; + canvas.height = img.height; + var ctx = canvas.getContext('2d'); + ctx.drawImage(img, 0, 0); + Module["preloadedImages"][name] = canvas; + Browser.URLObject.revokeObjectURL(url); + if (onload) onload(byteArray); + }; + img.onerror = function img_onerror(event) { + console.log('Image ' + url + ' could not be decoded'); + if (onerror) onerror(); + }; + img.src = url; + }; + Module['preloadPlugins'].push(imagePlugin); + + var audioPlugin = {}; + audioPlugin['canHandle'] = function audioPlugin_canHandle(name) { + return !Module.noAudioDecoding && name.substr(-4) in { '.ogg': 1, '.wav': 1, '.mp3': 1 }; + }; + audioPlugin['handle'] = function audioPlugin_handle(byteArray, name, onload, onerror) { + var done = false; + function finish(audio) { + if (done) return; + done = true; + Module["preloadedAudios"][name] = audio; + if (onload) onload(byteArray); + } + function fail() { + if (done) return; + done = true; + Module["preloadedAudios"][name] = new Audio(); // empty shim + if (onerror) onerror(); + } + if (Browser.hasBlobConstructor) { + try { + var b = new Blob([byteArray], { type: Browser.getMimetype(name) }); + } catch(e) { + return fail(); + } + var url = Browser.URLObject.createObjectURL(b); // XXX we never revoke this! + var audio = new Audio(); + audio.addEventListener('canplaythrough', function() { finish(audio) }, false); // use addEventListener due to chromium bug 124926 + audio.onerror = function audio_onerror(event) { + if (done) return; + console.log('warning: browser could not fully decode audio ' + name + ', trying slower base64 approach'); + function encode64(data) { + var BASE = 'ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/'; + var PAD = '='; + var ret = ''; + var leftchar = 0; + var leftbits = 0; + for (var i = 0; i < data.length; i++) { + leftchar = (leftchar << 8) | data[i]; + leftbits += 8; + while (leftbits >= 6) { + var curr = (leftchar >> (leftbits-6)) & 0x3f; + leftbits -= 6; + ret += BASE[curr]; + } + } + if (leftbits == 2) { + ret += BASE[(leftchar&3) << 4]; + ret += PAD + PAD; + } else if (leftbits == 4) { + ret += BASE[(leftchar&0xf) << 2]; + ret += PAD; + } + return ret; + } + audio.src = 'data:audio/x-' + name.substr(-3) + ';base64,' + encode64(byteArray); + finish(audio); // we don't wait for confirmation this worked - but it's worth trying + }; + audio.src = url; + // workaround for chrome bug 124926 - we do not always get oncanplaythrough or onerror + Browser.safeSetTimeout(function() { + finish(audio); // try to use it even though it is not necessarily ready to play + }, 10000); + } else { + return fail(); + } + }; + Module['preloadPlugins'].push(audioPlugin); + + // Canvas event setup + + function pointerLockChange() { + Browser.pointerLock = document['pointerLockElement'] === Module['canvas'] || + document['mozPointerLockElement'] === Module['canvas'] || + document['webkitPointerLockElement'] === Module['canvas'] || + document['msPointerLockElement'] === Module['canvas']; + } + var canvas = Module['canvas']; + if (canvas) { + // forced aspect ratio can be enabled by defining 'forcedAspectRatio' on Module + // Module['forcedAspectRatio'] = 4 / 3; + + canvas.requestPointerLock = canvas['requestPointerLock'] || + canvas['mozRequestPointerLock'] || + canvas['webkitRequestPointerLock'] || + canvas['msRequestPointerLock'] || + function(){}; + canvas.exitPointerLock = document['exitPointerLock'] || + document['mozExitPointerLock'] || + document['webkitExitPointerLock'] || + document['msExitPointerLock'] || + function(){}; // no-op if function does not exist + canvas.exitPointerLock = canvas.exitPointerLock.bind(document); + + document.addEventListener('pointerlockchange', pointerLockChange, false); + document.addEventListener('mozpointerlockchange', pointerLockChange, false); + document.addEventListener('webkitpointerlockchange', pointerLockChange, false); + document.addEventListener('mspointerlockchange', pointerLockChange, false); + + if (Module['elementPointerLock']) { + canvas.addEventListener("click", function(ev) { + if (!Browser.pointerLock && Module['canvas'].requestPointerLock) { + Module['canvas'].requestPointerLock(); + ev.preventDefault(); + } + }, false); + } + } + },createContext:function (canvas, useWebGL, setInModule, webGLContextAttributes) { + if (useWebGL && Module.ctx && canvas == Module.canvas) return Module.ctx; // no need to recreate GL context if it's already been created for this canvas. + + var ctx; + var contextHandle; + if (useWebGL) { + // For GLES2/desktop GL compatibility, adjust a few defaults to be different to WebGL defaults, so that they align better with the desktop defaults. + var contextAttributes = { + antialias: false, + alpha: false + }; + + if (webGLContextAttributes) { + for (var attribute in webGLContextAttributes) { + contextAttributes[attribute] = webGLContextAttributes[attribute]; + } + } + + contextHandle = GL.createContext(canvas, contextAttributes); + if (contextHandle) { + ctx = GL.getContext(contextHandle).GLctx; + } + } else { + ctx = canvas.getContext('2d'); + } + + if (!ctx) return null; + + if (setInModule) { + if (!useWebGL) assert(typeof GLctx === 'undefined', 'cannot set in module if GLctx is used, but we are a non-GL context that would replace it'); + + Module.ctx = ctx; + if (useWebGL) GL.makeContextCurrent(contextHandle); + Module.useWebGL = useWebGL; + Browser.moduleContextCreatedCallbacks.forEach(function(callback) { callback() }); + Browser.init(); + } + return ctx; + },destroyContext:function (canvas, useWebGL, setInModule) {},fullscreenHandlersInstalled:false,lockPointer:undefined,resizeCanvas:undefined,requestFullscreen:function (lockPointer, resizeCanvas, vrDevice) { + Browser.lockPointer = lockPointer; + Browser.resizeCanvas = resizeCanvas; + Browser.vrDevice = vrDevice; + if (typeof Browser.lockPointer === 'undefined') Browser.lockPointer = true; + if (typeof Browser.resizeCanvas === 'undefined') Browser.resizeCanvas = false; + if (typeof Browser.vrDevice === 'undefined') Browser.vrDevice = null; + + var canvas = Module['canvas']; + function fullscreenChange() { + Browser.isFullscreen = false; + var canvasContainer = canvas.parentNode; + if ((document['fullscreenElement'] || document['mozFullScreenElement'] || + document['msFullscreenElement'] || document['webkitFullscreenElement'] || + document['webkitCurrentFullScreenElement']) === canvasContainer) { + canvas.exitFullscreen = document['exitFullscreen'] || + document['cancelFullScreen'] || + document['mozCancelFullScreen'] || + document['msExitFullscreen'] || + document['webkitCancelFullScreen'] || + function() {}; + canvas.exitFullscreen = canvas.exitFullscreen.bind(document); + if (Browser.lockPointer) canvas.requestPointerLock(); + Browser.isFullscreen = true; + if (Browser.resizeCanvas) Browser.setFullscreenCanvasSize(); + } else { + + // remove the full screen specific parent of the canvas again to restore the HTML structure from before going full screen + canvasContainer.parentNode.insertBefore(canvas, canvasContainer); + canvasContainer.parentNode.removeChild(canvasContainer); + + if (Browser.resizeCanvas) Browser.setWindowedCanvasSize(); + } + if (Module['onFullScreen']) Module['onFullScreen'](Browser.isFullscreen); + if (Module['onFullscreen']) Module['onFullscreen'](Browser.isFullscreen); + Browser.updateCanvasDimensions(canvas); + } + + if (!Browser.fullscreenHandlersInstalled) { + Browser.fullscreenHandlersInstalled = true; + document.addEventListener('fullscreenchange', fullscreenChange, false); + document.addEventListener('mozfullscreenchange', fullscreenChange, false); + document.addEventListener('webkitfullscreenchange', fullscreenChange, false); + document.addEventListener('MSFullscreenChange', fullscreenChange, false); + } + + // create a new parent to ensure the canvas has no siblings. this allows browsers to optimize full screen performance when its parent is the full screen root + var canvasContainer = document.createElement("div"); + canvas.parentNode.insertBefore(canvasContainer, canvas); + canvasContainer.appendChild(canvas); + + // use parent of canvas as full screen root to allow aspect ratio correction (Firefox stretches the root to screen size) + canvasContainer.requestFullscreen = canvasContainer['requestFullscreen'] || + canvasContainer['mozRequestFullScreen'] || + canvasContainer['msRequestFullscreen'] || + (canvasContainer['webkitRequestFullscreen'] ? function() { canvasContainer['webkitRequestFullscreen'](Element['ALLOW_KEYBOARD_INPUT']) } : null) || + (canvasContainer['webkitRequestFullScreen'] ? function() { canvasContainer['webkitRequestFullScreen'](Element['ALLOW_KEYBOARD_INPUT']) } : null); + + if (vrDevice) { + canvasContainer.requestFullscreen({ vrDisplay: vrDevice }); + } else { + canvasContainer.requestFullscreen(); + } + },requestFullScreen:function (lockPointer, resizeCanvas, vrDevice) { + Module.printErr('Browser.requestFullScreen() is deprecated. Please call Browser.requestFullscreen instead.'); + Browser.requestFullScreen = function(lockPointer, resizeCanvas, vrDevice) { + return Browser.requestFullscreen(lockPointer, resizeCanvas, vrDevice); + } + return Browser.requestFullscreen(lockPointer, resizeCanvas, vrDevice); + },nextRAF:0,fakeRequestAnimationFrame:function (func) { + // try to keep 60fps between calls to here + var now = Date.now(); + if (Browser.nextRAF === 0) { + Browser.nextRAF = now + 1000/60; + } else { + while (now + 2 >= Browser.nextRAF) { // fudge a little, to avoid timer jitter causing us to do lots of delay:0 + Browser.nextRAF += 1000/60; + } + } + var delay = Math.max(Browser.nextRAF - now, 0); + setTimeout(func, delay); + },requestAnimationFrame:function requestAnimationFrame(func) { + if (typeof window === 'undefined') { // Provide fallback to setTimeout if window is undefined (e.g. in Node.js) + Browser.fakeRequestAnimationFrame(func); + } else { + if (!window.requestAnimationFrame) { + window.requestAnimationFrame = window['requestAnimationFrame'] || + window['mozRequestAnimationFrame'] || + window['webkitRequestAnimationFrame'] || + window['msRequestAnimationFrame'] || + window['oRequestAnimationFrame'] || + Browser.fakeRequestAnimationFrame; + } + window.requestAnimationFrame(func); + } + },safeCallback:function (func) { + return function() { + if (!ABORT) return func.apply(null, arguments); + }; + },allowAsyncCallbacks:true,queuedAsyncCallbacks:[],pauseAsyncCallbacks:function () { + Browser.allowAsyncCallbacks = false; + },resumeAsyncCallbacks:function () { // marks future callbacks as ok to execute, and synchronously runs any remaining ones right now + Browser.allowAsyncCallbacks = true; + if (Browser.queuedAsyncCallbacks.length > 0) { + var callbacks = Browser.queuedAsyncCallbacks; + Browser.queuedAsyncCallbacks = []; + callbacks.forEach(function(func) { + func(); + }); + } + },safeRequestAnimationFrame:function (func) { + return Browser.requestAnimationFrame(function() { + if (ABORT) return; + if (Browser.allowAsyncCallbacks) { + func(); + } else { + Browser.queuedAsyncCallbacks.push(func); + } + }); + },safeSetTimeout:function (func, timeout) { + Module['noExitRuntime'] = true; + return setTimeout(function() { + if (ABORT) return; + if (Browser.allowAsyncCallbacks) { + func(); + } else { + Browser.queuedAsyncCallbacks.push(func); + } + }, timeout); + },safeSetInterval:function (func, timeout) { + Module['noExitRuntime'] = true; + return setInterval(function() { + if (ABORT) return; + if (Browser.allowAsyncCallbacks) { + func(); + } // drop it on the floor otherwise, next interval will kick in + }, timeout); + },getMimetype:function (name) { + return { + 'jpg': 'image/jpeg', + 'jpeg': 'image/jpeg', + 'png': 'image/png', + 'bmp': 'image/bmp', + 'ogg': 'audio/ogg', + 'wav': 'audio/wav', + 'mp3': 'audio/mpeg' + }[name.substr(name.lastIndexOf('.')+1)]; + },getUserMedia:function (func) { + if(!window.getUserMedia) { + window.getUserMedia = navigator['getUserMedia'] || + navigator['mozGetUserMedia']; + } + window.getUserMedia(func); + },getMovementX:function (event) { + return event['movementX'] || + event['mozMovementX'] || + event['webkitMovementX'] || + 0; + },getMovementY:function (event) { + return event['movementY'] || + event['mozMovementY'] || + event['webkitMovementY'] || + 0; + },getMouseWheelDelta:function (event) { + var delta = 0; + switch (event.type) { + case 'DOMMouseScroll': + delta = event.detail; + break; + case 'mousewheel': + delta = event.wheelDelta; + break; + case 'wheel': + delta = event['deltaY']; + break; + default: + throw 'unrecognized mouse wheel event: ' + event.type; + } + return delta; + },mouseX:0,mouseY:0,mouseMovementX:0,mouseMovementY:0,touches:{},lastTouches:{},calculateMouseEvent:function (event) { // event should be mousemove, mousedown or mouseup + if (Browser.pointerLock) { + // When the pointer is locked, calculate the coordinates + // based on the movement of the mouse. + // Workaround for Firefox bug 764498 + if (event.type != 'mousemove' && + ('mozMovementX' in event)) { + Browser.mouseMovementX = Browser.mouseMovementY = 0; + } else { + Browser.mouseMovementX = Browser.getMovementX(event); + Browser.mouseMovementY = Browser.getMovementY(event); + } + + // check if SDL is available + if (typeof SDL != "undefined") { + Browser.mouseX = SDL.mouseX + Browser.mouseMovementX; + Browser.mouseY = SDL.mouseY + Browser.mouseMovementY; + } else { + // just add the mouse delta to the current absolut mouse position + // FIXME: ideally this should be clamped against the canvas size and zero + Browser.mouseX += Browser.mouseMovementX; + Browser.mouseY += Browser.mouseMovementY; + } + } else { + // Otherwise, calculate the movement based on the changes + // in the coordinates. + var rect = Module["canvas"].getBoundingClientRect(); + var cw = Module["canvas"].width; + var ch = Module["canvas"].height; + + // Neither .scrollX or .pageXOffset are defined in a spec, but + // we prefer .scrollX because it is currently in a spec draft. + // (see: http://www.w3.org/TR/2013/WD-cssom-view-20131217/) + var scrollX = ((typeof window.scrollX !== 'undefined') ? window.scrollX : window.pageXOffset); + var scrollY = ((typeof window.scrollY !== 'undefined') ? window.scrollY : window.pageYOffset); + + if (event.type === 'touchstart' || event.type === 'touchend' || event.type === 'touchmove') { + var touch = event.touch; + if (touch === undefined) { + return; // the "touch" property is only defined in SDL + + } + var adjustedX = touch.pageX - (scrollX + rect.left); + var adjustedY = touch.pageY - (scrollY + rect.top); + + adjustedX = adjustedX * (cw / rect.width); + adjustedY = adjustedY * (ch / rect.height); + + var coords = { x: adjustedX, y: adjustedY }; + + if (event.type === 'touchstart') { + Browser.lastTouches[touch.identifier] = coords; + Browser.touches[touch.identifier] = coords; + } else if (event.type === 'touchend' || event.type === 'touchmove') { + var last = Browser.touches[touch.identifier]; + if (!last) last = coords; + Browser.lastTouches[touch.identifier] = last; + Browser.touches[touch.identifier] = coords; + } + return; + } + + var x = event.pageX - (scrollX + rect.left); + var y = event.pageY - (scrollY + rect.top); + + // the canvas might be CSS-scaled compared to its backbuffer; + // SDL-using content will want mouse coordinates in terms + // of backbuffer units. + x = x * (cw / rect.width); + y = y * (ch / rect.height); + + Browser.mouseMovementX = x - Browser.mouseX; + Browser.mouseMovementY = y - Browser.mouseY; + Browser.mouseX = x; + Browser.mouseY = y; + } + },asyncLoad:function (url, onload, onerror, noRunDep) { + var dep = !noRunDep ? getUniqueRunDependency('al ' + url) : ''; + Module['readAsync'](url, function(arrayBuffer) { + assert(arrayBuffer, 'Loading data file "' + url + '" failed (no arrayBuffer).'); + onload(new Uint8Array(arrayBuffer)); + if (dep) removeRunDependency(dep); + }, function(event) { + if (onerror) { + onerror(); + } else { + throw 'Loading data file "' + url + '" failed.'; + } + }); + if (dep) addRunDependency(dep); + },resizeListeners:[],updateResizeListeners:function () { + var canvas = Module['canvas']; + Browser.resizeListeners.forEach(function(listener) { + listener(canvas.width, canvas.height); + }); + },setCanvasSize:function (width, height, noUpdates) { + var canvas = Module['canvas']; + Browser.updateCanvasDimensions(canvas, width, height); + if (!noUpdates) Browser.updateResizeListeners(); + },windowedWidth:0,windowedHeight:0,setFullscreenCanvasSize:function () { + // check if SDL is available + if (typeof SDL != "undefined") { + var flags = HEAPU32[((SDL.screen+Runtime.QUANTUM_SIZE*0)>>2)]; + flags = flags | 0x00800000; // set SDL_FULLSCREEN flag + HEAP32[((SDL.screen+Runtime.QUANTUM_SIZE*0)>>2)]=flags + } + Browser.updateResizeListeners(); + },setWindowedCanvasSize:function () { + // check if SDL is available + if (typeof SDL != "undefined") { + var flags = HEAPU32[((SDL.screen+Runtime.QUANTUM_SIZE*0)>>2)]; + flags = flags & ~0x00800000; // clear SDL_FULLSCREEN flag + HEAP32[((SDL.screen+Runtime.QUANTUM_SIZE*0)>>2)]=flags + } + Browser.updateResizeListeners(); + },updateCanvasDimensions:function (canvas, wNative, hNative) { + if (wNative && hNative) { + canvas.widthNative = wNative; + canvas.heightNative = hNative; + } else { + wNative = canvas.widthNative; + hNative = canvas.heightNative; + } + var w = wNative; + var h = hNative; + if (Module['forcedAspectRatio'] && Module['forcedAspectRatio'] > 0) { + if (w/h < Module['forcedAspectRatio']) { + w = Math.round(h * Module['forcedAspectRatio']); + } else { + h = Math.round(w / Module['forcedAspectRatio']); + } + } + if (((document['fullscreenElement'] || document['mozFullScreenElement'] || + document['msFullscreenElement'] || document['webkitFullscreenElement'] || + document['webkitCurrentFullScreenElement']) === canvas.parentNode) && (typeof screen != 'undefined')) { + var factor = Math.min(screen.width / w, screen.height / h); + w = Math.round(w * factor); + h = Math.round(h * factor); + } + if (Browser.resizeCanvas) { + if (canvas.width != w) canvas.width = w; + if (canvas.height != h) canvas.height = h; + if (typeof canvas.style != 'undefined') { + canvas.style.removeProperty( "width"); + canvas.style.removeProperty("height"); + } + } else { + if (canvas.width != wNative) canvas.width = wNative; + if (canvas.height != hNative) canvas.height = hNative; + if (typeof canvas.style != 'undefined') { + if (w != wNative || h != hNative) { + canvas.style.setProperty( "width", w + "px", "important"); + canvas.style.setProperty("height", h + "px", "important"); + } else { + canvas.style.removeProperty( "width"); + canvas.style.removeProperty("height"); + } + } + } + },wgetRequests:{},nextWgetRequestHandle:0,getNextWgetRequestHandle:function () { + var handle = Browser.nextWgetRequestHandle; + Browser.nextWgetRequestHandle++; + return handle; + }};function _emscripten_set_main_loop_timing(mode, value) { + Browser.mainLoop.timingMode = mode; + Browser.mainLoop.timingValue = value; + + if (!Browser.mainLoop.func) { + return 1; // Return non-zero on failure, can't set timing mode when there is no main loop. + } + + if (mode == 0 /*EM_TIMING_SETTIMEOUT*/) { + Browser.mainLoop.scheduler = function Browser_mainLoop_scheduler_setTimeout() { + var timeUntilNextTick = Math.max(0, Browser.mainLoop.tickStartTime + value - _emscripten_get_now())|0; + setTimeout(Browser.mainLoop.runner, timeUntilNextTick); // doing this each time means that on exception, we stop + }; + Browser.mainLoop.method = 'timeout'; + } else if (mode == 1 /*EM_TIMING_RAF*/) { + Browser.mainLoop.scheduler = function Browser_mainLoop_scheduler_rAF() { + Browser.requestAnimationFrame(Browser.mainLoop.runner); + }; + Browser.mainLoop.method = 'rAF'; + } else if (mode == 2 /*EM_TIMING_SETIMMEDIATE*/) { + if (!window['setImmediate']) { + // Emulate setImmediate. (note: not a complete polyfill, we don't emulate clearImmediate() to keep code size to minimum, since not needed) + var setImmediates = []; + var emscriptenMainLoopMessageId = 'setimmediate'; + function Browser_setImmediate_messageHandler(event) { + if (event.source === window && event.data === emscriptenMainLoopMessageId) { + event.stopPropagation(); + setImmediates.shift()(); + } + } + window.addEventListener("message", Browser_setImmediate_messageHandler, true); + window['setImmediate'] = function Browser_emulated_setImmediate(func) { + setImmediates.push(func); + } + } + Browser.mainLoop.scheduler = function Browser_mainLoop_scheduler_setImmediate() { + window['setImmediate'](Browser.mainLoop.runner); + }; + Browser.mainLoop.method = 'immediate'; + } + return 0; + } + + function _emscripten_get_now() { abort() }function _emscripten_set_main_loop(func, fps, simulateInfiniteLoop, arg, noSetTiming) { + Module['noExitRuntime'] = true; + + assert(!Browser.mainLoop.func, 'emscripten_set_main_loop: there can only be one main loop function at once: call emscripten_cancel_main_loop to cancel the previous one before setting a new one with different parameters.'); + + Browser.mainLoop.func = func; + Browser.mainLoop.arg = arg; + + var browserIterationFunc; + if (typeof arg !== 'undefined') { + browserIterationFunc = function() { + Module['dynCall_vi'](func, arg); + }; + } else { + browserIterationFunc = function() { + Module['dynCall_v'](func); + }; + } + + var thisMainLoopId = Browser.mainLoop.currentlyRunningMainloop; + + Browser.mainLoop.runner = function Browser_mainLoop_runner() { + if (ABORT) return; + if (Browser.mainLoop.queue.length > 0) { + var start = Date.now(); + var blocker = Browser.mainLoop.queue.shift(); + blocker.func(blocker.arg); + if (Browser.mainLoop.remainingBlockers) { + var remaining = Browser.mainLoop.remainingBlockers; + var next = remaining%1 == 0 ? remaining-1 : Math.floor(remaining); + if (blocker.counted) { + Browser.mainLoop.remainingBlockers = next; + } else { + // not counted, but move the progress along a tiny bit + next = next + 0.5; // do not steal all the next one's progress + Browser.mainLoop.remainingBlockers = (8*remaining + next)/9; + } + } + console.log('main loop blocker "' + blocker.name + '" took ' + (Date.now() - start) + ' ms'); //, left: ' + Browser.mainLoop.remainingBlockers); + Browser.mainLoop.updateStatus(); + + // catches pause/resume main loop from blocker execution + if (thisMainLoopId < Browser.mainLoop.currentlyRunningMainloop) return; + + setTimeout(Browser.mainLoop.runner, 0); + return; + } + + // catch pauses from non-main loop sources + if (thisMainLoopId < Browser.mainLoop.currentlyRunningMainloop) return; + + // Implement very basic swap interval control + Browser.mainLoop.currentFrameNumber = Browser.mainLoop.currentFrameNumber + 1 | 0; + if (Browser.mainLoop.timingMode == 1/*EM_TIMING_RAF*/ && Browser.mainLoop.timingValue > 1 && Browser.mainLoop.currentFrameNumber % Browser.mainLoop.timingValue != 0) { + // Not the scheduled time to render this frame - skip. + Browser.mainLoop.scheduler(); + return; + } else if (Browser.mainLoop.timingMode == 0/*EM_TIMING_SETTIMEOUT*/) { + Browser.mainLoop.tickStartTime = _emscripten_get_now(); + } + + // Signal GL rendering layer that processing of a new frame is about to start. This helps it optimize + // VBO double-buffering and reduce GPU stalls. + + + if (Browser.mainLoop.method === 'timeout' && Module.ctx) { + Module.printErr('Looks like you are rendering without using requestAnimationFrame for the main loop. You should use 0 for the frame rate in emscripten_set_main_loop in order to use requestAnimationFrame, as that can greatly improve your frame rates!'); + Browser.mainLoop.method = ''; // just warn once per call to set main loop + } + + Browser.mainLoop.runIter(browserIterationFunc); + + + // catch pauses from the main loop itself + if (thisMainLoopId < Browser.mainLoop.currentlyRunningMainloop) return; + + // Queue new audio data. This is important to be right after the main loop invocation, so that we will immediately be able + // to queue the newest produced audio samples. + // TODO: Consider adding pre- and post- rAF callbacks so that GL.newRenderingFrameStarted() and SDL.audio.queueNewAudioData() + // do not need to be hardcoded into this function, but can be more generic. + if (typeof SDL === 'object' && SDL.audio && SDL.audio.queueNewAudioData) SDL.audio.queueNewAudioData(); + + Browser.mainLoop.scheduler(); + } + + if (!noSetTiming) { + if (fps && fps > 0) _emscripten_set_main_loop_timing(0/*EM_TIMING_SETTIMEOUT*/, 1000.0 / fps); + else _emscripten_set_main_loop_timing(1/*EM_TIMING_RAF*/, 1); // Do rAF by rendering each frame (no decimating) + + Browser.mainLoop.scheduler(); + } + + if (simulateInfiniteLoop) { + throw 'SimulateInfiniteLoop'; + } + } + + + Module["_memset"] = _memset; + + function _pthread_cleanup_push(routine, arg) { + __ATEXIT__.push(function() { Module['dynCall_vi'](routine, arg) }) + _pthread_cleanup_push.level = __ATEXIT__.length; + } + + function _pthread_cleanup_pop() { + assert(_pthread_cleanup_push.level == __ATEXIT__.length, 'cannot pop if something else added meanwhile!'); + __ATEXIT__.pop(); + _pthread_cleanup_push.level = __ATEXIT__.length; + } + + function _abort() { + Module['abort'](); + } + + + function __ZSt18uncaught_exceptionv() { // std::uncaught_exception() + return !!__ZSt18uncaught_exceptionv.uncaught_exception; + } + + var EXCEPTIONS={last:0,caught:[],infos:{},deAdjust:function (adjusted) { + if (!adjusted || EXCEPTIONS.infos[adjusted]) return adjusted; + for (var ptr in EXCEPTIONS.infos) { + var info = EXCEPTIONS.infos[ptr]; + if (info.adjusted === adjusted) { + return ptr; + } + } + return adjusted; + },addRef:function (ptr) { + if (!ptr) return; + var info = EXCEPTIONS.infos[ptr]; + info.refcount++; + },decRef:function (ptr) { + if (!ptr) return; + var info = EXCEPTIONS.infos[ptr]; + assert(info.refcount > 0); + info.refcount--; + // A rethrown exception can reach refcount 0; it must not be discarded + // Its next handler will clear the rethrown flag and addRef it, prior to + // final decRef and destruction here + if (info.refcount === 0 && !info.rethrown) { + if (info.destructor) { + Module['dynCall_vi'](info.destructor, ptr); + } + delete EXCEPTIONS.infos[ptr]; + ___cxa_free_exception(ptr); + } + },clearRef:function (ptr) { + if (!ptr) return; + var info = EXCEPTIONS.infos[ptr]; + info.refcount = 0; + }};function ___cxa_begin_catch(ptr) { + var info = EXCEPTIONS.infos[ptr]; + if (info && !info.caught) { + info.caught = true; + __ZSt18uncaught_exceptionv.uncaught_exception--; + } + if (info) info.rethrown = false; + EXCEPTIONS.caught.push(ptr); + EXCEPTIONS.addRef(EXCEPTIONS.deAdjust(ptr)); + return ptr; + } + + function _pthread_once(ptr, func) { + if (!_pthread_once.seen) _pthread_once.seen = {}; + if (ptr in _pthread_once.seen) return; + Module['dynCall_v'](func); + _pthread_once.seen[ptr] = 1; + } + + function ___lock() {} + + function ___unlock() {} + + + var SYSCALLS={varargs:0,get:function (varargs) { + SYSCALLS.varargs += 4; + var ret = HEAP32[(((SYSCALLS.varargs)-(4))>>2)]; + return ret; + },getStr:function () { + var ret = Pointer_stringify(SYSCALLS.get()); + return ret; + },get64:function () { + var low = SYSCALLS.get(), high = SYSCALLS.get(); + if (low >= 0) assert(high === 0); + else assert(high === -1); + return low; + },getZero:function () { + assert(SYSCALLS.get() === 0); + }};function ___syscall6(which, varargs) {SYSCALLS.varargs = varargs; + try { + // close + var stream = SYSCALLS.getStreamFromFD(); + FS.close(stream); + return 0; + } catch (e) { + if (typeof FS === 'undefined' || !(e instanceof FS.ErrnoError)) abort(e); + return -e.errno; + } + } + + + var PTHREAD_SPECIFIC={};function _pthread_getspecific(key) { + return PTHREAD_SPECIFIC[key] || 0; + } + + + function ___setErrNo(value) { + if (Module['___errno_location']) HEAP32[((Module['___errno_location']())>>2)]=value; + return value; + } + Module["_sbrk"] = _sbrk; + + function _clock() { + if (_clock.start === undefined) _clock.start = Date.now(); + return ((Date.now() - _clock.start) * (1000000 / 1000))|0; + } + + + var PTHREAD_SPECIFIC_NEXT_KEY=1; + + var ERRNO_CODES={EPERM:1,ENOENT:2,ESRCH:3,EINTR:4,EIO:5,ENXIO:6,E2BIG:7,ENOEXEC:8,EBADF:9,ECHILD:10,EAGAIN:11,EWOULDBLOCK:11,ENOMEM:12,EACCES:13,EFAULT:14,ENOTBLK:15,EBUSY:16,EEXIST:17,EXDEV:18,ENODEV:19,ENOTDIR:20,EISDIR:21,EINVAL:22,ENFILE:23,EMFILE:24,ENOTTY:25,ETXTBSY:26,EFBIG:27,ENOSPC:28,ESPIPE:29,EROFS:30,EMLINK:31,EPIPE:32,EDOM:33,ERANGE:34,ENOMSG:42,EIDRM:43,ECHRNG:44,EL2NSYNC:45,EL3HLT:46,EL3RST:47,ELNRNG:48,EUNATCH:49,ENOCSI:50,EL2HLT:51,EDEADLK:35,ENOLCK:37,EBADE:52,EBADR:53,EXFULL:54,ENOANO:55,EBADRQC:56,EBADSLT:57,EDEADLOCK:35,EBFONT:59,ENOSTR:60,ENODATA:61,ETIME:62,ENOSR:63,ENONET:64,ENOPKG:65,EREMOTE:66,ENOLINK:67,EADV:68,ESRMNT:69,ECOMM:70,EPROTO:71,EMULTIHOP:72,EDOTDOT:73,EBADMSG:74,ENOTUNIQ:76,EBADFD:77,EREMCHG:78,ELIBACC:79,ELIBBAD:80,ELIBSCN:81,ELIBMAX:82,ELIBEXEC:83,ENOSYS:38,ENOTEMPTY:39,ENAMETOOLONG:36,ELOOP:40,EOPNOTSUPP:95,EPFNOSUPPORT:96,ECONNRESET:104,ENOBUFS:105,EAFNOSUPPORT:97,EPROTOTYPE:91,ENOTSOCK:88,ENOPROTOOPT:92,ESHUTDOWN:108,ECONNREFUSED:111,EADDRINUSE:98,ECONNABORTED:103,ENETUNREACH:101,ENETDOWN:100,ETIMEDOUT:110,EHOSTDOWN:112,EHOSTUNREACH:113,EINPROGRESS:115,EALREADY:114,EDESTADDRREQ:89,EMSGSIZE:90,EPROTONOSUPPORT:93,ESOCKTNOSUPPORT:94,EADDRNOTAVAIL:99,ENETRESET:102,EISCONN:106,ENOTCONN:107,ETOOMANYREFS:109,EUSERS:87,EDQUOT:122,ESTALE:116,ENOTSUP:95,ENOMEDIUM:123,EILSEQ:84,EOVERFLOW:75,ECANCELED:125,ENOTRECOVERABLE:131,EOWNERDEAD:130,ESTRPIPE:86};function _pthread_key_create(key, destructor) { + if (key == 0) { + return ERRNO_CODES.EINVAL; + } + HEAP32[((key)>>2)]=PTHREAD_SPECIFIC_NEXT_KEY; + // values start at 0 + PTHREAD_SPECIFIC[PTHREAD_SPECIFIC_NEXT_KEY] = 0; + PTHREAD_SPECIFIC_NEXT_KEY++; + return 0; + } + + + + function ___resumeException(ptr) { + if (!EXCEPTIONS.last) { EXCEPTIONS.last = ptr; } + throw ptr + " - Exception catching is disabled, this exception cannot be caught. Compile with -s DISABLE_EXCEPTION_CATCHING=0 or DISABLE_EXCEPTION_CATCHING=2 to catch."; + }function ___cxa_find_matching_catch() { + var thrown = EXCEPTIONS.last; + if (!thrown) { + // just pass through the null ptr + return ((Runtime.setTempRet0(0),0)|0); + } + var info = EXCEPTIONS.infos[thrown]; + var throwntype = info.type; + if (!throwntype) { + // just pass through the thrown ptr + return ((Runtime.setTempRet0(0),thrown)|0); + } + var typeArray = Array.prototype.slice.call(arguments); + + var pointer = Module['___cxa_is_pointer_type'](throwntype); + // can_catch receives a **, add indirection + if (!___cxa_find_matching_catch.buffer) ___cxa_find_matching_catch.buffer = _malloc(4); + HEAP32[((___cxa_find_matching_catch.buffer)>>2)]=thrown; + thrown = ___cxa_find_matching_catch.buffer; + // The different catch blocks are denoted by different types. + // Due to inheritance, those types may not precisely match the + // type of the thrown object. Find one which matches, and + // return the type of the catch block which should be called. + for (var i = 0; i < typeArray.length; i++) { + if (typeArray[i] && Module['___cxa_can_catch'](typeArray[i], throwntype, thrown)) { + thrown = HEAP32[((thrown)>>2)]; // undo indirection + info.adjusted = thrown; + return ((Runtime.setTempRet0(typeArray[i]),thrown)|0); + } + } + // Shouldn't happen unless we have bogus data in typeArray + // or encounter a type for which emscripten doesn't have suitable + // typeinfo defined. Best-efforts match just in case. + thrown = HEAP32[((thrown)>>2)]; // undo indirection + return ((Runtime.setTempRet0(throwntype),thrown)|0); + }function ___gxx_personality_v0() { + } + + + function _emscripten_memcpy_big(dest, src, num) { + HEAPU8.set(HEAPU8.subarray(src, src+num), dest); + return dest; + } + Module["_memcpy"] = _memcpy; + + function ___syscall140(which, varargs) {SYSCALLS.varargs = varargs; + try { + // llseek + var stream = SYSCALLS.getStreamFromFD(), offset_high = SYSCALLS.get(), offset_low = SYSCALLS.get(), result = SYSCALLS.get(), whence = SYSCALLS.get(); + var offset = offset_low; + assert(offset_high === 0); + FS.llseek(stream, offset, whence); + HEAP32[((result)>>2)]=stream.position; + if (stream.getdents && offset === 0 && whence === 0) stream.getdents = null; // reset readdir state + return 0; + } catch (e) { + if (typeof FS === 'undefined' || !(e instanceof FS.ErrnoError)) abort(e); + return -e.errno; + } + } + + function _pthread_setspecific(key, value) { + if (!(key in PTHREAD_SPECIFIC)) { + return ERRNO_CODES.EINVAL; + } + PTHREAD_SPECIFIC[key] = value; + return 0; + } + + + Module["_pthread_self"] = _pthread_self; + + function _emscripten_cancel_main_loop() { + Browser.mainLoop.pause(); + Browser.mainLoop.func = null; + } + + function _emscripten_run_script(ptr) { + eval(Pointer_stringify(ptr)); + } + + function ___syscall146(which, varargs) {SYSCALLS.varargs = varargs; + try { + // writev + // hack to support printf in NO_FILESYSTEM + var stream = SYSCALLS.get(), iov = SYSCALLS.get(), iovcnt = SYSCALLS.get(); + var ret = 0; + if (!___syscall146.buffer) { + ___syscall146.buffers = [null, [], []]; // 1 => stdout, 2 => stderr + ___syscall146.printChar = function(stream, curr) { + var buffer = ___syscall146.buffers[stream]; + assert(buffer); + if (curr === 0 || curr === 10) { + (stream === 1 ? Module['print'] : Module['printErr'])(UTF8ArrayToString(buffer, 0)); + buffer.length = 0; + } else { + buffer.push(curr); + } + }; + } + for (var i = 0; i < iovcnt; i++) { + var ptr = HEAP32[(((iov)+(i*8))>>2)]; + var len = HEAP32[(((iov)+(i*8 + 4))>>2)]; + for (var j = 0; j < len; j++) { + ___syscall146.printChar(stream, HEAPU8[ptr+j]); + } + ret += len; + } + return ret; + } catch (e) { + if (typeof FS === 'undefined' || !(e instanceof FS.ErrnoError)) abort(e); + return -e.errno; + } + } + + function ___syscall54(which, varargs) {SYSCALLS.varargs = varargs; + try { + // ioctl + return 0; + } catch (e) { + if (typeof FS === 'undefined' || !(e instanceof FS.ErrnoError)) abort(e); + return -e.errno; + } + } +Module["requestFullScreen"] = function Module_requestFullScreen(lockPointer, resizeCanvas, vrDevice) { Module.printErr("Module.requestFullScreen is deprecated. Please call Module.requestFullscreen instead."); Module["requestFullScreen"] = Module["requestFullscreen"]; Browser.requestFullScreen(lockPointer, resizeCanvas, vrDevice) }; + Module["requestFullscreen"] = function Module_requestFullscreen(lockPointer, resizeCanvas, vrDevice) { Browser.requestFullscreen(lockPointer, resizeCanvas, vrDevice) }; + Module["requestAnimationFrame"] = function Module_requestAnimationFrame(func) { Browser.requestAnimationFrame(func) }; + Module["setCanvasSize"] = function Module_setCanvasSize(width, height, noUpdates) { Browser.setCanvasSize(width, height, noUpdates) }; + Module["pauseMainLoop"] = function Module_pauseMainLoop() { Browser.mainLoop.pause() }; + Module["resumeMainLoop"] = function Module_resumeMainLoop() { Browser.mainLoop.resume() }; + Module["getUserMedia"] = function Module_getUserMedia() { Browser.getUserMedia() } + Module["createContext"] = function Module_createContext(canvas, useWebGL, setInModule, webGLContextAttributes) { return Browser.createContext(canvas, useWebGL, setInModule, webGLContextAttributes) }; + if (typeof dateNow !== 'undefined') { + _emscripten_get_now = dateNow; + } else if (typeof self === 'object' && self['performance'] && typeof self['performance']['now'] === 'function') { + _emscripten_get_now = function() { return self['performance']['now'](); }; + } else if (typeof performance === 'object' && typeof performance['now'] === 'function') { + _emscripten_get_now = function() { return performance['now'](); }; + } else { + _emscripten_get_now = Date.now; + }; +/* flush anything remaining in the buffer during shutdown */ __ATEXIT__.push(function() { var fflush = Module["_fflush"]; if (fflush) fflush(0); var printChar = ___syscall146.printChar; if (!printChar) return; var buffers = ___syscall146.buffers; if (buffers[1].length) printChar(1, 10); if (buffers[2].length) printChar(2, 10); });; +DYNAMICTOP_PTR = allocate(1, "i32", ALLOC_STATIC); + +STACK_BASE = STACKTOP = Runtime.alignMemory(STATICTOP); + +STACK_MAX = STACK_BASE + TOTAL_STACK; + +DYNAMIC_BASE = Runtime.alignMemory(STACK_MAX); + +HEAP32[DYNAMICTOP_PTR>>2] = DYNAMIC_BASE; + +staticSealed = true; // seal the static portion of memory + + + +Module['wasmTableSize'] = 120; + +Module['wasmMaxTableSize'] = 120; + +function invoke_iiii(index,a1,a2,a3) { + try { + return Module["dynCall_iiii"](index,a1,a2,a3); + } catch(e) { + if (typeof e !== 'number' && e !== 'longjmp') throw e; + Module["setThrew"](1, 0); + } +} + +function invoke_viiiii(index,a1,a2,a3,a4,a5) { + try { + Module["dynCall_viiiii"](index,a1,a2,a3,a4,a5); + } catch(e) { + if (typeof e !== 'number' && e !== 'longjmp') throw e; + Module["setThrew"](1, 0); + } +} + +function invoke_vi(index,a1) { + try { + Module["dynCall_vi"](index,a1); + } catch(e) { + if (typeof e !== 'number' && e !== 'longjmp') throw e; + Module["setThrew"](1, 0); + } +} + +function invoke_vii(index,a1,a2) { + try { + Module["dynCall_vii"](index,a1,a2); + } catch(e) { + if (typeof e !== 'number' && e !== 'longjmp') throw e; + Module["setThrew"](1, 0); + } +} + +function invoke_ii(index,a1) { + try { + return Module["dynCall_ii"](index,a1); + } catch(e) { + if (typeof e !== 'number' && e !== 'longjmp') throw e; + Module["setThrew"](1, 0); + } +} + +function invoke_viii(index,a1,a2,a3) { + try { + Module["dynCall_viii"](index,a1,a2,a3); + } catch(e) { + if (typeof e !== 'number' && e !== 'longjmp') throw e; + Module["setThrew"](1, 0); + } +} + +function invoke_v(index) { + try { + Module["dynCall_v"](index); + } catch(e) { + if (typeof e !== 'number' && e !== 'longjmp') throw e; + Module["setThrew"](1, 0); + } +} + +function invoke_viif(index,a1,a2,a3) { + try { + Module["dynCall_viif"](index,a1,a2,a3); + } catch(e) { + if (typeof e !== 'number' && e !== 'longjmp') throw e; + Module["setThrew"](1, 0); + } +} + +function invoke_viiiiii(index,a1,a2,a3,a4,a5,a6) { + try { + Module["dynCall_viiiiii"](index,a1,a2,a3,a4,a5,a6); + } catch(e) { + if (typeof e !== 'number' && e !== 'longjmp') throw e; + Module["setThrew"](1, 0); + } +} + +function invoke_iii(index,a1,a2) { + try { + return Module["dynCall_iii"](index,a1,a2); + } catch(e) { + if (typeof e !== 'number' && e !== 'longjmp') throw e; + Module["setThrew"](1, 0); + } +} + +function invoke_iiiiii(index,a1,a2,a3,a4,a5) { + try { + return Module["dynCall_iiiiii"](index,a1,a2,a3,a4,a5); + } catch(e) { + if (typeof e !== 'number' && e !== 'longjmp') throw e; + Module["setThrew"](1, 0); + } +} + +function invoke_viiii(index,a1,a2,a3,a4) { + try { + Module["dynCall_viiii"](index,a1,a2,a3,a4); + } catch(e) { + if (typeof e !== 'number' && e !== 'longjmp') throw e; + Module["setThrew"](1, 0); + } +} + +Module.asmGlobalArg = { "Math": Math, "Int8Array": Int8Array, "Int16Array": Int16Array, "Int32Array": Int32Array, "Uint8Array": Uint8Array, "Uint16Array": Uint16Array, "Uint32Array": Uint32Array, "Float32Array": Float32Array, "Float64Array": Float64Array, "NaN": NaN, "Infinity": Infinity }; + +Module.asmLibraryArg = { "abort": abort, "assert": assert, "enlargeMemory": enlargeMemory, "getTotalMemory": getTotalMemory, "abortOnCannotGrowMemory": abortOnCannotGrowMemory, "invoke_iiii": invoke_iiii, "invoke_viiiii": invoke_viiiii, "invoke_vi": invoke_vi, "invoke_vii": invoke_vii, "invoke_ii": invoke_ii, "invoke_viii": invoke_viii, "invoke_v": invoke_v, "invoke_viif": invoke_viif, "invoke_viiiiii": invoke_viiiiii, "invoke_iii": invoke_iii, "invoke_iiiiii": invoke_iiiiii, "invoke_viiii": invoke_viiii, "_pthread_cleanup_pop": _pthread_cleanup_pop, "_emscripten_run_script": _emscripten_run_script, "_pthread_key_create": _pthread_key_create, "___syscall6": ___syscall6, "___setErrNo": ___setErrNo, "___gxx_personality_v0": ___gxx_personality_v0, "___assert_fail": ___assert_fail, "__ZSt18uncaught_exceptionv": __ZSt18uncaught_exceptionv, "_emscripten_set_main_loop_timing": _emscripten_set_main_loop_timing, "___cxa_begin_catch": ___cxa_begin_catch, "_emscripten_memcpy_big": _emscripten_memcpy_big, "___resumeException": ___resumeException, "___cxa_find_matching_catch": ___cxa_find_matching_catch, "_pthread_getspecific": _pthread_getspecific, "_clock": _clock, "_pthread_once": _pthread_once, "___syscall54": ___syscall54, "___unlock": ___unlock, "_emscripten_set_main_loop": _emscripten_set_main_loop, "_emscripten_get_now": _emscripten_get_now, "_pthread_setspecific": _pthread_setspecific, "___lock": ___lock, "_abort": _abort, "_pthread_cleanup_push": _pthread_cleanup_push, "_emscripten_cancel_main_loop": _emscripten_cancel_main_loop, "___syscall140": ___syscall140, "___cxa_pure_virtual": ___cxa_pure_virtual, "___syscall146": ___syscall146, "DYNAMICTOP_PTR": DYNAMICTOP_PTR, "tempDoublePtr": tempDoublePtr, "ABORT": ABORT, "STACKTOP": STACKTOP, "STACK_MAX": STACK_MAX }; +// EMSCRIPTEN_START_ASM +var asm =Module["asm"]// EMSCRIPTEN_END_ASM +(Module.asmGlobalArg, Module.asmLibraryArg, buffer); + +Module["asm"] = asm; +var _malloc = Module["_malloc"] = function() { return Module["asm"]["_malloc"].apply(null, arguments) }; +var ___cxa_can_catch = Module["___cxa_can_catch"] = function() { return Module["asm"]["___cxa_can_catch"].apply(null, arguments) }; +var getTempRet0 = Module["getTempRet0"] = function() { return Module["asm"]["getTempRet0"].apply(null, arguments) }; +var _free = Module["_free"] = function() { return Module["asm"]["_free"].apply(null, arguments) }; +var _main = Module["_main"] = function() { return Module["asm"]["_main"].apply(null, arguments) }; +var setTempRet0 = Module["setTempRet0"] = function() { return Module["asm"]["setTempRet0"].apply(null, arguments) }; +var ___cxa_is_pointer_type = Module["___cxa_is_pointer_type"] = function() { return Module["asm"]["___cxa_is_pointer_type"].apply(null, arguments) }; +var establishStackSpace = Module["establishStackSpace"] = function() { return Module["asm"]["establishStackSpace"].apply(null, arguments) }; +var _pthread_self = Module["_pthread_self"] = function() { return Module["asm"]["_pthread_self"].apply(null, arguments) }; +var stackSave = Module["stackSave"] = function() { return Module["asm"]["stackSave"].apply(null, arguments) }; +var _memset = Module["_memset"] = function() { return Module["asm"]["_memset"].apply(null, arguments) }; +var _sbrk = Module["_sbrk"] = function() { return Module["asm"]["_sbrk"].apply(null, arguments) }; +var stackRestore = Module["stackRestore"] = function() { return Module["asm"]["stackRestore"].apply(null, arguments) }; +var _memcpy = Module["_memcpy"] = function() { return Module["asm"]["_memcpy"].apply(null, arguments) }; +var stackAlloc = Module["stackAlloc"] = function() { return Module["asm"]["stackAlloc"].apply(null, arguments) }; +var setThrew = Module["setThrew"] = function() { return Module["asm"]["setThrew"].apply(null, arguments) }; +var _fflush = Module["_fflush"] = function() { return Module["asm"]["_fflush"].apply(null, arguments) }; +var ___errno_location = Module["___errno_location"] = function() { return Module["asm"]["___errno_location"].apply(null, arguments) }; +var runPostSets = Module["runPostSets"] = function() { return Module["asm"]["runPostSets"].apply(null, arguments) }; +var dynCall_iiii = Module["dynCall_iiii"] = function() { return Module["asm"]["dynCall_iiii"].apply(null, arguments) }; +var dynCall_viiiii = Module["dynCall_viiiii"] = function() { return Module["asm"]["dynCall_viiiii"].apply(null, arguments) }; +var dynCall_vi = Module["dynCall_vi"] = function() { return Module["asm"]["dynCall_vi"].apply(null, arguments) }; +var dynCall_vii = Module["dynCall_vii"] = function() { return Module["asm"]["dynCall_vii"].apply(null, arguments) }; +var dynCall_ii = Module["dynCall_ii"] = function() { return Module["asm"]["dynCall_ii"].apply(null, arguments) }; +var dynCall_viii = Module["dynCall_viii"] = function() { return Module["asm"]["dynCall_viii"].apply(null, arguments) }; +var dynCall_v = Module["dynCall_v"] = function() { return Module["asm"]["dynCall_v"].apply(null, arguments) }; +var dynCall_viif = Module["dynCall_viif"] = function() { return Module["asm"]["dynCall_viif"].apply(null, arguments) }; +var dynCall_viiiiii = Module["dynCall_viiiiii"] = function() { return Module["asm"]["dynCall_viiiiii"].apply(null, arguments) }; +var dynCall_iii = Module["dynCall_iii"] = function() { return Module["asm"]["dynCall_iii"].apply(null, arguments) }; +var dynCall_iiiiii = Module["dynCall_iiiiii"] = function() { return Module["asm"]["dynCall_iiiiii"].apply(null, arguments) }; +var dynCall_viiii = Module["dynCall_viiii"] = function() { return Module["asm"]["dynCall_viiii"].apply(null, arguments) }; +; + +Runtime.stackAlloc = Module['stackAlloc']; +Runtime.stackSave = Module['stackSave']; +Runtime.stackRestore = Module['stackRestore']; +Runtime.establishStackSpace = Module['establishStackSpace']; + +Runtime.setTempRet0 = Module['setTempRet0']; +Runtime.getTempRet0 = Module['getTempRet0']; + + + +// === Auto-generated postamble setup entry stuff === + +Module['asm'] = asm; + + + +if (memoryInitializer) { + if (typeof Module['locateFile'] === 'function') { + memoryInitializer = Module['locateFile'](memoryInitializer); + } else if (Module['memoryInitializerPrefixURL']) { + memoryInitializer = Module['memoryInitializerPrefixURL'] + memoryInitializer; + } + var data = Module['readBinary'](memoryInitializer); + HEAPU8.set(data, Runtime.GLOBAL_BASE); +} + +function ExitStatus(status) { + this.name = "ExitStatus"; + this.message = "Program terminated with exit(" + status + ")"; + this.status = status; +}; +ExitStatus.prototype = new Error(); +ExitStatus.prototype.constructor = ExitStatus; + +var initialStackTop; +var preloadStartTime = null; +var calledMain = false; + +dependenciesFulfilled = function runCaller() { + // If run has never been called, and we should call run (INVOKE_RUN is true, and Module.noInitialRun is not false) + if (!Module['calledRun']) run(); + if (!Module['calledRun']) dependenciesFulfilled = runCaller; // try this again later, after new deps are fulfilled +} + +Module['callMain'] = Module.callMain = function callMain(args) { + + args = args || []; + + ensureInitRuntime(); + + var argc = args.length+1; + function pad() { + for (var i = 0; i < 4-1; i++) { + argv.push(0); + } + } + var argv = [allocate(intArrayFromString(Module['thisProgram']), 'i8', ALLOC_NORMAL) ]; + pad(); + for (var i = 0; i < argc-1; i = i + 1) { + argv.push(allocate(intArrayFromString(args[i]), 'i8', ALLOC_NORMAL)); + pad(); + } + argv.push(0); + argv = allocate(argv, 'i32', ALLOC_NORMAL); + + + try { + + var ret = Module['_main'](argc, argv, 0); + + + // if we're not running an evented main loop, it's time to exit + exit(ret, /* implicit = */ true); + } + catch(e) { + if (e instanceof ExitStatus) { + // exit() throws this once it's done to make sure execution + // has been stopped completely + return; + } else if (e == 'SimulateInfiniteLoop') { + // running an evented main loop, don't immediately exit + Module['noExitRuntime'] = true; + return; + } else { + if (e && typeof e === 'object' && e.stack) Module.printErr('exception thrown: ' + [e, e.stack]); + throw e; + } + } finally { + calledMain = true; + } +} + + + + +function run(args) { + args = args || Module['arguments']; + + if (preloadStartTime === null) preloadStartTime = Date.now(); + + if (runDependencies > 0) { + return; + } + + + preRun(); + + if (runDependencies > 0) return; // a preRun added a dependency, run will be called later + if (Module['calledRun']) return; // run may have just been called through dependencies being fulfilled just in this very frame + + function doRun() { + if (Module['calledRun']) return; // run may have just been called while the async setStatus time below was happening + Module['calledRun'] = true; + + if (ABORT) return; + + ensureInitRuntime(); + + preMain(); + + + if (Module['onRuntimeInitialized']) Module['onRuntimeInitialized'](); + + if (Module['_main'] && shouldRunNow) Module['callMain'](args); + + postRun(); + } + + if (Module['setStatus']) { + Module['setStatus']('Running...'); + setTimeout(function() { + setTimeout(function() { + Module['setStatus'](''); + }, 1); + doRun(); + }, 1); + } else { + doRun(); + } +} +Module['run'] = Module.run = run; + +function exit(status, implicit) { + throw new ExitStatus(status); +} +Module['exit'] = Module.exit = exit; + +var abortDecorators = []; + +function abort(what) { + if (what !== undefined) { + Module.print(what); + Module.printErr(what); + what = JSON.stringify(what) + } else { + what = ''; + } + + ABORT = true; + EXITSTATUS = 1; + + var extra = '\nIf this abort() is unexpected, build with -s ASSERTIONS=1 which can give more information.'; + + var output = 'abort(' + what + ') at ' + stackTrace() + extra; + if (abortDecorators) { + abortDecorators.forEach(function(decorator) { + output = decorator(output, what); + }); + } + throw output; +} +Module['abort'] = Module.abort = abort; + +// {{PRE_RUN_ADDITIONS}} + +if (Module['preInit']) { + if (typeof Module['preInit'] == 'function') Module['preInit'] = [Module['preInit']]; + while (Module['preInit'].length > 0) { + Module['preInit'].pop()(); + } +} + +// shouldRunNow refers to calling main(), not run(). +var shouldRunNow = true; +if (Module['noInitialRun']) { + shouldRunNow = false; +} + + +run(); +drainJobQueue(); + +}; // End of function wrapping the whole top-level Emscripten glue code + +const bytecode = os.file.readFile(scriptdir + 'wasm_box2d.wasm', 'binary'); + +if (typeof setBufferStreamParams == 'function') { + setBufferStreamParams(/* delayMillis = */ 1, /* chunkSize = */ 1000); +} +const cacheEntry = streamCacheEntry(bytecode); + +runBox2d(cacheEntry); + +while (!wasmHasTier2CompilationCompleted(cacheEntry.module)) + sleep(1); + +if (wasmCachingEnabled()) { + assertEq(cacheEntry.cached, true) +} + +runBox2d(cacheEntry); + +if (wasmCachingEnabled()) { + runBox2d(wasmCompileInSeparateProcess(bytecode)); +} |