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https://github.com/sehugg/8bitworkshop.git
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working on c platforms; skeleton has tool extension
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Steven Hugg
parent
ec2391f16e
commit
0f26d3cc35
@ -184,7 +184,7 @@ canvas.pixelated {
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</a>
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<ul class="dropdown-menu" aria-labelledby="dropdownMenuButton">
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<li><a class="dropdown-item" href="#" id="item_new_file">New File...</a></li>
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<li><a class="dropdown-item" href="#" id="item_share_file">Share File...</a></li>
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<li><a class="dropdown-item" href="#" id="item_share_file">Share File as GitHub Gist...</a></li>
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<li><a class="dropdown-item" href="#" id="item_reset_file">Revert to Original...</a></li>
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<!--
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<li class="dropdown dropdown-submenu">
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@ -227,7 +227,8 @@ var GalaxianPlatform = function(mainElement) {
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];
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this.loadROM = function(title, data) {
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rom = padBytes(data, 0x4000);
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rom = padBytes(data, 0x3820);
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// palette is at 0x3800-0x381f
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palette = new Uint32Array(new ArrayBuffer(32*4));
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for (var i=0; i<32; i++) {
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var b = rom[0x3800+i];
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@ -237,25 +238,6 @@ var GalaxianPlatform = function(mainElement) {
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palette[i] += bitcolors[j];
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}
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self.reset();
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/*
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// skip self-test
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for (var i=0 ;i<3000; i++) {
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cpu.runFrame(cpu.getTstates() + cpuCyclesPerLine*scanlinesPerFrame);
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if (interruptEnabled) { cpu.nonMaskableInterrupt(); }
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}
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function arr2arr(a) {
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var l = 0;
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while (a[++l] >= 0) ;
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var arr = new Uint8Array(new ArrayBuffer(l));
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for (var i=0; i<l; i++)
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arr[i] = a[i];
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return arr;
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}
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state.b = arr2arr(state.b);
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state.bv = arr2arr(state.bv);
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state.bo = arr2arr(state.bo);
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this.loadState(state);
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*/
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}
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this.loadState = function(state) {
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@ -14,6 +14,7 @@ var VicDualPlatform = function(mainElement) {
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var cpu, ram, membus, iobus, rom;
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var video, audio, timer, pixels;
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var inputs = [0xff, 0xff, 0xff, 0xff]; // most things active low
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var palbank = 0;
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var XTAL = 15468000.0;
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var scanlinesPerFrame = 0x106;
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@ -25,18 +26,31 @@ var VicDualPlatform = function(mainElement) {
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var cpuCyclesPerLine = cpuFrequency/hsyncFrequency;
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var timerFrequency = 500; // TODO
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// TODO: programmable palette
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var palette = [
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0xffcccccc,
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0xff00ffff, // yellow
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0xff000000, // black
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0xff0000ff, // red
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0xff00ffff, // yellow
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0xffffff00, // cyan
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0xff00ffff, // yellow 2
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0xff00ff00, // green
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0xff00ffff, // yellow
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0xffff0000, // blue
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0xffff00ff, // magenta
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0xffffff00, // cyan
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0xffffffff // white
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];
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var colorprom = [
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0,0,0,0,0,0,0,0,
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7,3,1,3,6,3,2,6,
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7,0,0,0,0,0,0,0,
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0,1,2,3,4,5,6,7,
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4,5,6,7,0,0,0,0,
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0,0,0,0,4,5,6,7,
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1,2,4,7,0,0,0,0,
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0,0,0,0,1,2,4,7,
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];
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// videoram 0xc000-0xc3ff
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// RAM 0xc400-0xc7ff
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// charram 0xc800-0xcfff
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function drawScanline(pixels, sl) {
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if (sl >= 224) return;
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var pixofs = sl*256;
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@ -46,9 +60,9 @@ var VicDualPlatform = function(mainElement) {
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for (var xx=0; xx<32; xx++) {
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var attrib = ram.mem[vramofs+xx];
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var data = ram.mem[0x800 + (attrib<<3) + yy];
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var col = (attrib>>5); // + (palbank<<3);
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var color1 = 0xff000000; // TODO
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var color2 = palette[col & 0x7]; // TODO
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var col = (attrib>>5) + (palbank<<4);
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var color1 = palette[colorprom[col]];
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var color2 = palette[colorprom[col+8]];
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for (var i=0; i<8; i++) {
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var bm = 128>>i;
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pixels[outi] = (data&bm) ? color2 : color1;
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@ -88,7 +102,7 @@ var VicDualPlatform = function(mainElement) {
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if (addr & 0x1) { }; // audio 1
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if (addr & 0x2) { }; // audio 2
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if (addr & 0x8) { }; // coin status
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if (addr & 0x40) { }; // palette
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if (addr & 0x40) { palbank = val & 3; }; // palette
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}
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};
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cpu = window.Z80({
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@ -141,6 +155,7 @@ var VicDualPlatform = function(mainElement) {
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inputs[1] = state.in1;
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inputs[2] = state.in2;
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inputs[3] = state.in3;
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palbank = state.pb;
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}
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this.saveState = function() {
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return {
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@ -150,6 +165,7 @@ var VicDualPlatform = function(mainElement) {
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in1:inputs[1],
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in2:inputs[2],
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in3:inputs[3],
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pb:palbank,
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};
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}
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this.getCPUState = function() {
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39
src/ui.js
39
src/ui.js
@ -117,14 +117,8 @@ var pcvisits;
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var trace_pending_at_pc;
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var store;
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var pendingWorkerMessages = 0;
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var editor;
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var editor = CodeMirror(document.getElementById('editor'), {
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theme: 'mbo',
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lineNumbers: true,
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matchBrackets: true,
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tabSize: 8,
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gutters: ["CodeMirror-linenumbers", "gutter-offset", "gutter-bytes", "gutter-clock", "gutter-info"],
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});
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var disasmview = CodeMirror(document.getElementById('disassembly'), {
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mode: 'z80',
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theme: 'cobalt',
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@ -133,10 +127,22 @@ var disasmview = CodeMirror(document.getElementById('disassembly'), {
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styleActiveLine: true
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});
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editor.on('changes', function(ed, changeobj) {
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var text = editor.getValue() || "";
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setCode(text);
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});
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function newEditor(mode) {
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var isAsm = (mode != 'text/x-csrc');
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editor = CodeMirror(document.getElementById('editor'), {
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theme: 'mbo',
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lineNumbers: true,
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matchBrackets: true,
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tabSize: 8,
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gutters: isAsm ? ["CodeMirror-linenumbers", "gutter-offset", "gutter-bytes", "gutter-clock", "gutter-info"]
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: ["CodeMirror-linenumbers", "gutter-offset", "gutter-info"],
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});
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editor.on('changes', function(ed, changeobj) {
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var text = editor.getValue() || "";
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setCode(text);
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});
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editor.setOption("mode", mode);
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}
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function getCurrentPresetTitle() {
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if (current_preset_index < 0)
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@ -158,7 +164,7 @@ function updatePreset(current_preset_id, text) {
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function loadCode(text, fileid) {
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var tool = platform.getToolForFilename(fileid);
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editor.setOption("mode", tool && TOOL_TO_SOURCE_STYLE[tool]);
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newEditor(tool && TOOL_TO_SOURCE_STYLE[tool]);
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editor.setValue(text);
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editor.clearHistory();
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current_output = null;
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@ -183,10 +189,15 @@ function loadFile(fileid, filename, index) {
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}, 'text');
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}
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} else {
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$.get( "presets/"+platform_id+"/skeleton.a", function( text ) {
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var ext = platform.getToolForFilename(fileid);
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$.get( "presets/"+platform_id+"/skeleton."+ext, function( text ) {
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loadCode(text, fileid);
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updatePreset(fileid, text);
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}, 'text');
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}, 'text')
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.fail(function() {
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console.log("Could not load skeleton for " + platform_id + "/" + ext);
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loadCode("", fileid);
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});
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}
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}
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@ -1,5 +1,26 @@
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"use strict";
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var PLATFORM_PARAMS = {
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'mw8080bw': {
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code_start: 0x0,
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code_size: 0x2000,
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data_start: 0x2000,
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data_size: 0x400,
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},
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'vicdual': {
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code_start: 0x0,
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code_size: 0x4000,
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data_start: 0xc400,
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data_size: 0x400,
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},
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'galaxian': {
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code_start: 0x0,
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code_size: 0x4000,
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data_start: 0x4000,
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data_size: 0x400,
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},
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};
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var loaded = {}
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function load(modulename) {
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if (!loaded[modulename]) {
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@ -470,15 +491,6 @@ l_main00101 = 0003, L: test
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}
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}
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var PLATFORM_PARAMS = {
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'mw8080bw': {
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code_start: 0x0,
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code_size: 0x2000,
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data_start: 0x2000,
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data_size: 0x400,
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},
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};
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function hexToArray(s, ofs) {
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var buf = new ArrayBuffer(s.length/2);
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var arr = new Uint8Array(buf);
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