478 lines
14 KiB
JavaScript
478 lines
14 KiB
JavaScript
/**************************************************************************
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* SAE - Scripted Amiga Emulator
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*
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* 2012-2015 Rupert Hausberger
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*
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* https://github.com/naTmeg/ScriptedAmigaEmulator
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*
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**************************************************************************/
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/* moving average algorithm */
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function MAvg(size) {
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this.values = new Array(size);
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this.size = size;
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this.usage = 0;
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this.offset = 0;
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this.average = 0;
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this.clr = function () {
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this.usage = 0;
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this.offset = 0;
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this.average = 0;
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};
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this.set = function(newval) {
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if (this.usage < this.size) {
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this.values[this.usage++] = newval;
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this.average += newval;
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} else {
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this.average -= this.values[this.offset];
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this.values[this.offset] = newval;
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this.average += newval;
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if (++this.offset >= this.size)
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this.offset -= this.size;
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}
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return Math.floor(this.average / this.usage);
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}
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}
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/*-----------------------------------------------------------------------*/
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/*function crc32(str, crc) {
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const tab =
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'00000000 77073096 EE0E612C 990951BA 076DC419 706AF48F E963A535 9E6495A3 '+
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'0EDB8832 79DCB8A4 E0D5E91E 97D2D988 09B64C2B 7EB17CBD E7B82D07 90BF1D91 '+
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'1DB71064 6AB020F2 F3B97148 84BE41DE 1ADAD47D 6DDDE4EB F4D4B551 83D385C7 '+
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'136C9856 646BA8C0 FD62F97A 8A65C9EC 14015C4F 63066CD9 FA0F3D63 8D080DF5 '+
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'3B6E20C8 4C69105E D56041E4 A2677172 3C03E4D1 4B04D447 D20D85FD A50AB56B '+
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'35B5A8FA 42B2986C DBBBC9D6 ACBCF940 32D86CE3 45DF5C75 DCD60DCF ABD13D59 '+
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'26D930AC 51DE003A C8D75180 BFD06116 21B4F4B5 56B3C423 CFBA9599 B8BDA50F '+
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'2802B89E 5F058808 C60CD9B2 B10BE924 2F6F7C87 58684C11 C1611DAB B6662D3D '+
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'76DC4190 01DB7106 98D220BC EFD5102A 71B18589 06B6B51F 9FBFE4A5 E8B8D433 '+
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'7807C9A2 0F00F934 9609A88E E10E9818 7F6A0DBB 086D3D2D 91646C97 E6635C01 '+
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'6B6B51F4 1C6C6162 856530D8 F262004E 6C0695ED 1B01A57B 8208F4C1 F50FC457 '+
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'65B0D9C6 12B7E950 8BBEB8EA FCB9887C 62DD1DDF 15DA2D49 8CD37CF3 FBD44C65 '+
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'4DB26158 3AB551CE A3BC0074 D4BB30E2 4ADFA541 3DD895D7 A4D1C46D D3D6F4FB '+
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'4369E96A 346ED9FC AD678846 DA60B8D0 44042D73 33031DE5 AA0A4C5F DD0D7CC9 '+
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'5005713C 270241AA BE0B1010 C90C2086 5768B525 206F85B3 B966D409 CE61E49F '+
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'5EDEF90E 29D9C998 B0D09822 C7D7A8B4 59B33D17 2EB40D81 B7BD5C3B C0BA6CAD '+
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'EDB88320 9ABFB3B6 03B6E20C 74B1D29A EAD54739 9DD277AF 04DB2615 73DC1683 '+
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'E3630B12 94643B84 0D6D6A3E 7A6A5AA8 E40ECF0B 9309FF9D 0A00AE27 7D079EB1 '+
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'F00F9344 8708A3D2 1E01F268 6906C2FE F762575D 806567CB 196C3671 6E6B06E7 '+
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'FED41B76 89D32BE0 10DA7A5A 67DD4ACC F9B9DF6F 8EBEEFF9 17B7BE43 60B08ED5 '+
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'D6D6A3E8 A1D1937E 38D8C2C4 4FDFF252 D1BB67F1 A6BC5767 3FB506DD 48B2364B '+
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'D80D2BDA AF0A1B4C 36034AF6 41047A60 DF60EFC3 A867DF55 316E8EEF 4669BE79 '+
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'CB61B38C BC66831A 256FD2A0 5268E236 CC0C7795 BB0B4703 220216B9 5505262F '+
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'C5BA3BBE B2BD0B28 2BB45A92 5CB36A04 C2D7FFA7 B5D0CF31 2CD99E8B 5BDEAE1D '+
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'9B64C2B0 EC63F226 756AA39C 026D930A 9C0906A9 EB0E363F 72076785 05005713 '+
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'95BF4A82 E2B87A14 7BB12BAE 0CB61B38 92D28E9B E5D5BE0D 7CDCEFB7 0BDBDF21 '+
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'86D3D2D4 F1D4E242 68DDB3F8 1FDA836E 81BE16CD F6B9265B 6FB077E1 18B74777 '+
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'88085AE6 FF0F6A70 66063BCA 11010B5C 8F659EFF F862AE69 616BFFD3 166CCF45 '+
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'A00AE278 D70DD2EE 4E048354 3903B3C2 A7672661 D06016F7 4969474D 3E6E77DB '+
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'AED16A4A D9D65ADC 40DF0B66 37D83BF0 A9BCAE53 DEBB9EC5 47B2CF7F 30B5FFE9 '+
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'BDBDF21C CABAC28A 53B39330 24B4A3A6 BAD03605 CDD70693 54DE5729 23D967BF '+
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'B3667A2E C4614AB8 5D681B02 2A6F2B94 B40BBE37 C30C8EA1 5A05DF1B 2D02EF8D';
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if (crc == window.undefined) crc = 0;
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crc = crc ^ (-1);
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for (var i = 0, len = str.length; i < len; i++)
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crc = (crc >>> 8) ^ parseInt(tab.substr(((crc ^ str.charCodeAt(i)) & 0xff) * 9, 8), 16);
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crc = crc ^ (-1);
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return crc < 0 ? crc + 0x100000000 : crc;
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}*/
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/*-----------------------------------------------------------------------*/
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/*
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* Javascript sprintf
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* http://www.webtoolkit.info/
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*/
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sprintfWrapper = {
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init: function () {
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if (typeof arguments == "undefined") {
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return null;
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}
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if (arguments.length < 1) {
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return null;
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}
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if (typeof arguments[0] != "string") {
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return null;
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}
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if (typeof RegExp == "undefined") {
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return null;
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}
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var string = arguments[0];
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var exp = new RegExp(/(%([%]|(\-)?(\+|\x20)?(0)?(\d+)?(\.(\d)?)?([bcdfosxX])))/g);
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var matches = [];
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var strings = [];
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var convCount = 0;
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var stringPosStart = 0;
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var stringPosEnd = 0;
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var matchPosEnd = 0;
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var newString = '';
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var match;
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while (match = exp.exec(string)) {
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if (match[9]) {
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convCount += 1;
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}
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stringPosStart = matchPosEnd;
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stringPosEnd = exp.lastIndex - match[0].length;
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strings[strings.length] = string.substring(stringPosStart, stringPosEnd);
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matchPosEnd = exp.lastIndex;
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matches[matches.length] = {
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match: match[0],
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left: match[3] ? true : false,
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sign: match[4] || '',
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pad: match[5] || ' ',
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min: match[6] || 0,
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precision: match[8],
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code: match[9] || '%',
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negative: !!(parseInt(arguments[convCount]) < 0),
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argument: String(arguments[convCount])
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};
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}
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strings[strings.length] = string.substring(matchPosEnd);
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if (matches.length == 0) {
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return string;
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}
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if ((arguments.length - 1) < convCount) {
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return null;
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}
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for (var i = 0; i < matches.length; i++) {
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var substitution;
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if (matches[i].code == '%') {
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substitution = '%'
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} else if (matches[i].code == 'b') {
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matches[i].argument = String(Math.abs(parseInt(matches[i].argument)).toString(2));
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substitution = sprintfWrapper.convert(matches[i], true);
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} else if (matches[i].code == 'c') {
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matches[i].argument = String(String.fromCharCode(parseInt(Math.abs(parseInt(matches[i].argument)))));
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substitution = sprintfWrapper.convert(matches[i], true);
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} else if (matches[i].code == 'd') {
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matches[i].argument = String(Math.abs(parseInt(matches[i].argument)));
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substitution = sprintfWrapper.convert(matches[i]);
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} else if (matches[i].code == 'f') {
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matches[i].argument = String(Math.abs(parseFloat(matches[i].argument)).toFixed(matches[i].precision ? matches[i].precision : 6));
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substitution = sprintfWrapper.convert(matches[i]);
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} else if (matches[i].code == 'o') {
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matches[i].argument = String(Math.abs(parseInt(matches[i].argument)).toString(8));
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substitution = sprintfWrapper.convert(matches[i]);
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} else if (matches[i].code == 's') {
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matches[i].argument = matches[i].argument.substring(0, matches[i].precision ? matches[i].precision : matches[i].argument.length);
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substitution = sprintfWrapper.convert(matches[i], true);
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} else if (matches[i].code == 'x') {
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matches[i].argument = String(Math.abs(parseInt(matches[i].argument)).toString(16));
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substitution = sprintfWrapper.convert(matches[i]);
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} else if (matches[i].code == 'X') {
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matches[i].argument = String(Math.abs(parseInt(matches[i].argument)).toString(16));
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substitution = sprintfWrapper.convert(matches[i]).toUpperCase();
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} else {
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substitution = matches[i].match;
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}
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newString += strings[i];
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newString += substitution;
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}
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newString += strings[i];
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return newString;
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},
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convert: function (match, nosign) {
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if (nosign) {
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match.sign = '';
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} else {
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match.sign = match.negative ? '-' : match.sign;
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}
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var l = match.min - match.argument.length + 1 - match.sign.length;
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var pad = new Array(l < 0 ? 0 : l).join(match.pad);
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if (!match.left) {
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if (match.pad == "0" || nosign) {
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return match.sign + pad + match.argument;
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} else {
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return pad + match.sign + match.argument;
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}
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} else {
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if (match.pad == "0" || nosign) {
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return match.sign + match.argument + pad.replace(/0/g, ' ');
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} else {
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return match.sign + match.argument + pad;
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}
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}
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}
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};
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sprintf = sprintfWrapper.init;
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/*-----------------------------------------------------------------------*/
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/*
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* http://www.quirksmode.org/js/detect.html
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*/
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var BrowserDetect = {
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init: function () {
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this.browser = this.searchString(this.dataBrowser) || 'An unknown browser';
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this.version = this.searchVersion(navigator.userAgent) || this.searchVersion(navigator.appVersion) || 'an unknown version';
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this.OS = this.searchString(this.dataOS) || 'an unknown OS';
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},
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searchString: function (data) {
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for (var i = 0; i < data.length; i++) {
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var dataString = data[i].string;
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var dataProp = data[i].prop;
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this.versionSearchString = data[i].versionSearch || data[i].identity;
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if (dataString) {
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if (dataString.indexOf(data[i].subString) != -1) return data[i].identity;
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} else if (dataProp) return data[i].identity;
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}
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return '';
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},
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searchVersion: function (dataString) {
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var index = dataString.indexOf(this.versionSearchString);
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if (index == -1) return 0.0;
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return parseFloat(dataString.substring(index + this.versionSearchString.length + 1));
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},
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dataBrowser: [{
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string: navigator.userAgent,
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subString: 'Chrome',
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identity: 'Chrome'
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}, {
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string: navigator.userAgent,
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subString: 'OmniWeb',
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versionSearch: 'OmniWeb/',
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identity: 'OmniWeb'
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}, {
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string: navigator.vendor,
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subString: 'Apple',
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identity: 'Safari',
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versionSearch: 'Version'
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}, {
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prop: window.opera,
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identity: 'Opera',
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versionSearch: 'Version'
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}, {
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string: navigator.vendor,
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subString: 'iCab',
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identity: 'iCab'
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}, {
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string: navigator.vendor,
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subString: 'KDE',
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identity: 'Konqueror'
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}, {
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string: navigator.userAgent,
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subString: 'Firefox',
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identity: 'Firefox'
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}, {
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string: navigator.vendor,
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subString: 'Camino',
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identity: 'Camino'
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}, { // for newer Netscapes (6+)
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string: navigator.userAgent,
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subString: 'Netscape',
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identity: 'Netscape'
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}, {
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string: navigator.userAgent,
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subString: 'MSIE',
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identity: 'Explorer',
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versionSearch: 'MSIE'
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}, {
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string: navigator.userAgent,
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subString: 'Gecko',
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identity: 'Mozilla',
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versionSearch: 'rv'
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}, { // for older Netscapes (4-)
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string: navigator.userAgent,
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subString: 'Mozilla',
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identity: 'Netscape',
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versionSearch: 'Mozilla'
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}],
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dataOS: [{
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string: navigator.platform,
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subString: 'Win',
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identity: 'Windows'
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}, {
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string: navigator.platform,
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subString: 'Mac',
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identity: 'Mac'
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}, {
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string: navigator.userAgent,
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subString: 'iPhone',
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identity: 'iPhone/iPod'
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}, {
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string: navigator.platform,
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subString: 'Linux',
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identity: 'Linux'
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}]
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};
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BrowserDetect.init();
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/*-----------------------------------------------------------------------*/
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/*function dump(obj) {
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var out = '';
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if (obj) {
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for (var i in obj) {
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out += i + ': ' + obj[i] + '\n';
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}
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} else
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out = 'undefined';
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alert(out);
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}*/
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/*-----------------------------------------------------------------------*/
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function VSync(err, msg) {
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this.error = err;
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this.message = msg;
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}
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VSync.prototype = new Error;
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function FatalError(err, msg) {
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this.error = err;
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this.message = msg;
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}
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FatalError.prototype = new Error;
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function Fatal(err, msg) {
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//alert(str);
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throw new FatalError(err, msg);
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}
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/*function SafeFatal(str) {
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alert(str);
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console.log(str);
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//API_stop();
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API({cmd:'stop'});
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}*/
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/*-----------------------------------------------------------------------*/
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/*function loadLocal(id, callback) {
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var e = document.getElementById(id).files[0];
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var reader = new FileReader();
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reader.onload = callback;
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reader.readAsBinaryString(e);
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}
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function loadRemote(file, crc, callback) {
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//var url = 'http://'+window.location.hostname+'/'+file;
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var url = file;
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var req = new XMLHttpRequest();
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req.open('GET', url, true);
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req.overrideMimeType('text\/plain; charset=x-user-defined');
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req.onreadystatechange = function(e) {
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if (req.readyState == 4) {
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if (req.status == 200) {
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var newcrc = crc32(req.responseText, 0);
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BUG.info('loadRemote() %s (length %d, crc32 $%08x)', file, req.responseText.length, newcrc);
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if (newcrc == crc)
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callback(req.responseText);
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else
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SafeFatal('Wrong checksum for file '+file);
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} else
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SafeFatal('Can\'t download file '+file+' (http status: '+req.status+')');
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}
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}
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req.send(null);
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}*/
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/*-----------------------------------------------------------------------*/
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function Debug() {
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//this.col = 1;
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this.on = 1;
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this.say = function (str) {
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if (this.on) {
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/*var e = document.createElement('span');
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e.style.color = this.col == 1 ? '#888' : (this.col == 2 ? '#448' : '#484');
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e.innerHTML = buf;
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this.debug.appendChild(e);
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this.debug.appendChild(document.createElement('br'));
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this.debug.scrollTop = this.debug.scrollHeight;*/
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console.log(str);
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/*console.info(str);
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console.warn(str);
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console.error(str);
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console.assert(str);*/
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}
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};
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this.info = function () {
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if (this.on) {
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var str = sprintf.apply(this, arguments);
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console.log(str);
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}
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}
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}
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/*-----------------------------------------------------------------------*/
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/*function Uint64(hi, lo) {
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this.hi = hi;
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this.lo = lo;
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this.or = function (v) {
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this.hi = (this.hi | v.hi) >>> 0;
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this.lo = (this.lo | v.lo) >>> 0;
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};
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this.lshift = function (n) {
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if (n) {
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if (n < 32) {
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var m = Math.pow(2, n) - 1;
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var t = this.lo & m;
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this.hi = ((this.hi << n) | t) >>> 0;
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this.lo = (this.lo << n) >>> 0;
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//BUG.info('lshift %d %x', n, m, t);
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} else {
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var t = this.lo;
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this.hi = (t << (n - 32)) >>> 0;
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this.lo = 0;
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//BUG.info('lshift %d %x', n, t);
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}
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}
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};
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this.rshift = function (n) {
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if (n) {
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if (n < 32) {
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var m = Math.pow(2, n) - 1;
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var t = this.hi & m;
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this.hi = (this.hi >>> n) >>> 0;
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this.lo = ((t << (32 - n)) | (this.lo >>> n)) >>> 0;
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//BUG.info('rshift %d %x %x', n, m, t);
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} else {
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var t = this.hi;
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this.hi = 0;
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this.lo = (t >>> (n - 32)) >>> 0;
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//BUG.info('rshift %d %x %x', n, t);
|
|
}
|
|
}
|
|
};
|
|
|
|
this.print = function() {
|
|
BUG.info('$%08x%08x', this.hi, this.lo);
|
|
}
|
|
}*/
|
|
|
|
|
|
|