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Z80 machine; SavesInputState/AcceptsKeyInput
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@ -1197,10 +1197,11 @@ export abstract class BasicZ80ScanlinePlatform extends BaseZ80Platform {
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/// new style
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import { Bus, Resettable, FrameBased, VideoSource, SampledAudioSource, AcceptsROM, AcceptsInput, SavesState, HasCPU } from "./devices";
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import { Bus, Resettable, FrameBased, VideoSource, SampledAudioSource, AcceptsROM, AcceptsKeyInput, SavesState, SavesInputState, HasCPU } from "./devices";
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import { CPUClockHook, LogCPU, RasterFrameBased } from "./devices";
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import { SampledAudio } from "./audio";
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interface Machine extends Bus, Resettable, FrameBased, AcceptsROM, HasCPU, SavesState<EmuState> {
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interface Machine extends Bus, Resettable, FrameBased, AcceptsROM, HasCPU, SavesState<EmuState>, SavesInputState<any> {
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}
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function hasVideo(arg:any): arg is VideoSource {
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@ -1209,8 +1210,11 @@ function hasVideo(arg:any): arg is VideoSource {
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function hasAudio(arg:any): arg is SampledAudioSource {
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return typeof arg.connectAudio === 'function';
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}
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function hasInput<CS>(arg:any): arg is AcceptsInput<CS> {
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return typeof arg.setInput === 'function';
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function hasKeyInput(arg:any): arg is AcceptsKeyInput {
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return typeof arg.setKeyInput === 'function';
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}
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function isRaster(arg:any): arg is RasterFrameBased {
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return typeof arg.getRasterY === 'function';
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}
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export abstract class BaseMachinePlatform<T extends Machine> extends BaseDebugPlatform implements Platform {
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@ -1238,15 +1242,15 @@ export abstract class BaseMachinePlatform<T extends Machine> extends BaseDebugPl
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getSP() { return this.machine.cpu.getSP(); }
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getPC() { return this.machine.cpu.getPC(); }
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getCPUState() { return this.machine.cpu.saveState(); }
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loadControlsState(s) { if (hasInput(this.machine)) this.machine.loadControlsState(s); }
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saveControlsState() { return hasInput(this.machine) && this.machine.saveControlsState(); }
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loadControlsState(s) { this.machine.loadControlsState(s); }
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saveControlsState() { return this.machine.saveControlsState(); }
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start() {
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var m = this.machine;
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this.timer = new AnimationTimer(60, this.nextFrame.bind(this));
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if (hasVideo(m)) {
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var vp = m.getVideoParams();
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this.video = new RasterVideo(this.mainElement, vp.width, vp.height);
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this.video = new RasterVideo(this.mainElement, vp.width, vp.height, {overscan:vp.overscan});
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this.video.create();
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m.connectVideo(this.video.getFrameData());
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}
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@ -1256,9 +1260,9 @@ export abstract class BaseMachinePlatform<T extends Machine> extends BaseDebugPl
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this.audio.start();
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m.connectAudio(this.audio);
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}
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if (hasInput(m)) {
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this.video.setKeyboardEvents(m.setInput.bind(m));
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this.poller = new ControllerPoller(m.setInput.bind(m));
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if (hasKeyInput(m)) {
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this.video.setKeyboardEvents(m.setKeyInput.bind(m));
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this.poller = new ControllerPoller(m.setKeyInput.bind(m));
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}
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}
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@ -1346,8 +1350,24 @@ export abstract class BaseMachinePlatform<T extends Machine> extends BaseDebugPl
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}
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});
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}
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getRasterScanline() {
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return isRaster(this.machine) && this.machine.getRasterY();
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}
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/* TODO
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startProfilingCPU(log:LogCPU) {
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new CPUClockHook(this.machine.cpu, log);
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}
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stopProfilingCPU() {
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}
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startProfilingMemory() {
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}
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stopProfilingMemory() {
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}
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*/
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}
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// TODO: move debug info into CPU?
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export abstract class Base6502MachinePlatform<T extends Machine> extends BaseMachinePlatform<T> {
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getOpcodeMetadata = getOpcodeMetadata_6502;
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@ -1372,3 +1392,30 @@ export abstract class Base6502MachinePlatform<T extends Machine> extends BaseMac
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}
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}
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export abstract class BaseZ80MachinePlatform<T extends Machine> extends BaseMachinePlatform<T> {
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//getOpcodeMetadata = getOpcodeMetadata_z80;
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getToolForFilename = getToolForFilename_z80;
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getDebugCategories() {
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return ['CPU','Stack'];
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}
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getDebugInfo(category:string, state:EmuState) : string {
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switch (category) {
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case 'CPU': return cpuStateToLongString_Z80(state.c);
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case 'Stack': {
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var sp = (state.c.SP-1) & 0xffff;
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var start = sp & 0xff00;
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var end = start + 0xff;
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if (sp == 0) sp = 0x10000;
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console.log(sp,start,end);
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return dumpStackToString(<Platform><any>this, [], start, end, sp, 0xcd);
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}
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}
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}
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disassemble(pc:number, read:(addr:number)=>number) : DisasmLine {
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return disassembleZ80(pc, read(pc), read(pc+1), read(pc+2), read(pc+3));
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}
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}
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@ -30,6 +30,8 @@ export interface VideoSource {
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}
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export interface RasterFrameBased extends FrameBased, VideoSource {
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getRasterY() : number;
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getRasterX() : number;
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}
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export interface VideoParams {
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@ -86,13 +88,16 @@ export interface Interruptable<IT> {
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interrupt(type:IT) : void;
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}
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// TODO
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export interface AcceptsInput<CS> {
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setInput(key:number, code:number, flags:number) : void;
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export interface SavesInputState<CS> {
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loadControlsState(cs:CS) : void;
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saveControlsState() : CS;
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}
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// TODO
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export interface AcceptsKeyInput {
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setKeyInput(key:number, code:number, flags:number) : void;
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}
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// TODO?
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export function noise(x : number) : number {
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x ^= x << 13;
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@ -1,7 +1,6 @@
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"use strict";
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import { MOS6502, MOS6502State } from "../cpu/MOS6502";
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import { Bus, RasterFrameBased, SavesState, AcceptsROM, AcceptsInput, noise, Resettable, SampledAudioSource, SampledAudioSink, HasCPU } from "../devices";
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import { Bus, RasterFrameBased, SavesState, SavesInputState, AcceptsROM, AcceptsKeyInput, noise, Resettable, SampledAudioSource, SampledAudioSink, HasCPU } from "../devices";
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import { KeyFlags } from "../emu"; // TODO
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import { lzgmini } from "../util";
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@ -30,8 +29,8 @@ interface AppleIIState extends AppleIIStateBase, AppleIIControlsState {
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grswitch : number;
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}
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export class AppleII implements HasCPU, Bus, RasterFrameBased, SampledAudioSource, AcceptsROM,
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AppleIIStateBase, SavesState<AppleIIState>, AcceptsInput<AppleIIControlsState> {
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export class AppleII implements HasCPU, Bus, RasterFrameBased, SampledAudioSource, AcceptsROM, AcceptsKeyInput,
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AppleIIStateBase, SavesState<AppleIIState>, SavesInputState<AppleIIControlsState> {
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ram = new Uint8Array(0x13000); // 64K + 16K LC RAM - 4K hardware + 12K ROM
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rom : Uint8Array;
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@ -53,6 +52,7 @@ export class AppleII implements HasCPU, Bus, RasterFrameBased, SampledAudioSourc
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// bank 1 is E000-FFFF, bank 2 is D000-DFFF
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bank2rdoffset=0;
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bank2wroffset=0;
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lastFrameCycles=0;
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constructor() {
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this.rom = new lzgmini().decode(APPLEIIGO_LZG);
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@ -219,14 +219,18 @@ export class AppleII implements HasCPU, Bus, RasterFrameBased, SampledAudioSourc
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advanceFrame(maxCycles, trap) : number {
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maxCycles = Math.min(maxCycles, cpuCyclesPerFrame);
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for (var i=0; i<maxCycles; i++) {
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if (trap && trap()) break;
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if (trap && (this.lastFrameCycles=i)>=0 && trap()) break;
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this.cpu.advanceClock();
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this.audio.feedSample(this.soundstate, 1);
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}
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this.ap2disp && this.ap2disp.updateScreen();
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return i;
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return (this.lastFrameCycles = i);
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}
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setInput(key:number, code:number, flags:number) : void {
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getRasterX() { return this.lastFrameCycles % cpuCyclesPerLine; }
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getRasterY() { return Math.floor(this.lastFrameCycles / cpuCyclesPerLine); }
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setKeyInput(key:number, code:number, flags:number) : void {
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if (flags & KeyFlags.KeyPress) {
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// convert to uppercase for Apple ][
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if (code >= 0x61 && code <= 0x7a)
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@ -1,7 +1,7 @@
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"use strict";
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import { MOS6502, MOS6502State } from "../cpu/MOS6502";
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import { Bus, RasterFrameBased, SavesState, AcceptsROM, AcceptsInput, noise, Resettable, SampledAudioSource, SampledAudioSink, HasCPU } from "../devices";
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import { Bus, RasterFrameBased, SavesState, SavesInputState, AcceptsROM, AcceptsKeyInput, noise, Resettable, SampledAudioSource, SampledAudioSink, HasCPU } from "../devices";
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import { KeyFlags } from "../emu"; // TODO
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import { hex, lzgmini, stringToByteArray, lpad, rpad, rgb2bgr } from "../util";
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@ -300,8 +300,8 @@ class MARIA {
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// Atari 7800
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export class Atari7800 implements HasCPU, Bus, RasterFrameBased, SampledAudioSource, AcceptsROM,
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Atari7800StateBase, SavesState<Atari7800State>, AcceptsInput<Atari7800ControlsState> {
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export class Atari7800 implements HasCPU, Bus, RasterFrameBased, SampledAudioSource, AcceptsROM, AcceptsKeyInput,
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Atari7800StateBase, SavesState<Atari7800State>, SavesInputState<Atari7800ControlsState> {
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cpu : MOS6502;
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ram : Uint8Array = new Uint8Array(0x1000);
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@ -317,6 +317,7 @@ export class Atari7800 implements HasCPU, Bus, RasterFrameBased, SampledAudioSou
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pixels : Uint32Array;
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audio : SampledAudioSink;
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handler; // TODO: type, or use ControllerPoller
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lastFrameCycles : number = 0;
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read : (a:number) => number;
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write : (a:number, v:number) => void;
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@ -368,7 +369,7 @@ export class Atari7800 implements HasCPU, Bus, RasterFrameBased, SampledAudioSou
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}
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getVideoParams() {
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return {width:320, height:numVisibleLines};
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return {width:320, height:numVisibleLines, overscan:true};
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}
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getAudioParams() {
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return {sampleRate:linesPerFrame*60*oversampling, stereo:false};
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@ -383,11 +384,11 @@ export class Atari7800 implements HasCPU, Bus, RasterFrameBased, SampledAudioSou
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//TODO this.bios = new Uint8Array(0x1000);
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// TODO: TIA access wastes a cycle
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setInput(key:number, code:number, flags:number) : void {
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setKeyInput(key:number, code:number, flags:number) : void {
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this.handler(key,code,flags);
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}
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advanceFrame(maxClocks, debugCond) : number {
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advanceFrame(maxClocks, trap) : number {
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var idata = this.pixels;
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var iofs = 0;
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var rgb;
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@ -406,24 +407,28 @@ export class Atari7800 implements HasCPU, Bus, RasterFrameBased, SampledAudioSou
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if (mariaClocks >= colorClocksPreDMA) {
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this.maria.WSYNC--;
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mariaClocks = colorClocksPreDMA; // 7 CPU cycles until DMA
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// TODO: frameClocks
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} else {
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break;
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}
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}
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// next CPU clock
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mariaClocks -= 4;
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if (debugCond && debugCond()) {
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debugCond = null;
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if (trap && (this.lastFrameCycles=frameClocks)>=0 && trap()) {
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trap = null;
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sl = 999;
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break;
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}
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mariaClocks -= 4;
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frameClocks += 4;
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this.cpu.advanceClock();
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}
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mariaClocks += colorClocksPerLine;
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// is this scanline visible?
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if (visible) {
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// do DMA for scanline?
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mariaClocks -= this.maria.doDMA(this);
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let dmaClocks = this.maria.doDMA(this);
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mariaClocks -= dmaClocks;
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frameClocks += dmaClocks;
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// copy line to frame buffer
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if (idata) {
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for (var i=0; i<320; i++) {
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@ -453,9 +458,12 @@ export class Atari7800 implements HasCPU, Bus, RasterFrameBased, SampledAudioSou
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// TODO $(this.video.canvas).css('background-color', COLORS_WEB[bkcol]);
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}
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*/
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return frameClocks;
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return (this.lastFrameCycles = frameClocks);
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}
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getRasterX() { return this.lastFrameCycles % colorClocksPerLine; }
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getRasterY() { return Math.floor(this.lastFrameCycles / colorClocksPerLine); }
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loadROM(data) {
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if (data.length == 0xc080) data = data.slice(0x80); // strip header
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this.rom = padBytes(data, romLength, true);
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@ -498,7 +506,7 @@ export class Atari7800 implements HasCPU, Bus, RasterFrameBased, SampledAudioSou
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in:this.inputs.slice(0)
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};
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}
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loadControlsState(state:Atari7800ControlsState) {
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loadControlsState(state:Atari7800ControlsState) : void {
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this.inputs.set(state.in);
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}
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saveControlsState() : Atari7800ControlsState {
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function onScroll(e) {
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var scrollTop = e.target.scrollTop; // Triggers reflow
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if (!lastRepaintY || Math.abs(scrollTop - lastRepaintY) > maxBuffer) {
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var first = (scrollTop / itemHeight) - screenItemsLen;
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var first = Math.floor(scrollTop / itemHeight) - screenItemsLen;
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self._renderChunk(self.container, first < 0 ? 0 : first);
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lastRepaintY = scrollTop;
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}
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