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https://github.com/TomHarte/CLK.git
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772 lines
27 KiB
Plaintext
772 lines
27 KiB
Plaintext
//
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// CSMachine.m
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// Clock Signal
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//
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// Created by Thomas Harte on 04/01/2016.
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// Copyright 2016 Thomas Harte. All rights reserved.
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//
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#import "CSMachine.h"
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#import "CSMachine+Target.h"
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#import "CSHighPrecisionTimer.h"
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#include "CSROMFetcher.hpp"
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#import "CSScanTarget+CppScanTarget.h"
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#include "MediaTarget.hpp"
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#include "JoystickMachine.hpp"
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#include "KeyboardMachine.hpp"
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#include "KeyCodes.h"
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#include "MachineForTarget.hpp"
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#include "StandardOptions.hpp"
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#include "Typer.hpp"
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#include "../../../../Activity/Observer.hpp"
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#include "../../../../ClockReceiver/TimeTypes.hpp"
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#include "../../../../ClockReceiver/ScanSynchroniser.hpp"
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#include "../../../../Concurrency/AsyncTaskQueue.hpp"
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#import "CSStaticAnalyser+TargetVector.h"
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#import "NSBundle+DataResource.h"
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#import "NSData+StdVector.h"
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#include <cassert>
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#include <atomic>
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#include <bitset>
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#include <locale>
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namespace {
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struct MachineUpdater {
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void perform(Time::Nanos duration) {
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// Top out at 1/20th of a second; this is a safeguard against a negative
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// feedback loop if emulation starts running slowly.
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const auto seconds = std::min(Time::seconds(duration), 0.05);
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timed_machine = machine->timed_machine();
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timed_machine->run_for(seconds);
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}
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Machine::DynamicMachine *machine = nullptr;
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MachineTypes::TimedMachine *timed_machine = nullptr;
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};
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}
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@interface CSMachine() <CSScanTargetViewDisplayLinkDelegate>
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- (void)speaker:(Outputs::Speaker::Speaker *)speaker didCompleteSamples:(const int16_t *)samples length:(int)length;
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- (void)speakerDidChangeInputClock:(Outputs::Speaker::Speaker *)speaker;
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- (void)addLED:(NSString *)led isPersistent:(BOOL)isPersistent;
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@end
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@interface CSMachine() <CSAudioQueueDelegate>
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- (void)audioQueueIsRunningDry:(nonnull CSAudioQueue *)audioQueue;
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@end
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struct LockProtectedDelegate {
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// Contractual promise is: machine, the pointer **and** the object **, may be accessed only
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// in sections protected by the machineAccessLock;
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NSLock *machineAccessLock;
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__unsafe_unretained CSMachine *machine;
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};
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struct SpeakerDelegate: public Outputs::Speaker::Speaker::Delegate, public LockProtectedDelegate {
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void speaker_did_complete_samples(Outputs::Speaker::Speaker *speaker, const std::vector<int16_t> &buffer) final {
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[machineAccessLock lock];
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[machine speaker:speaker didCompleteSamples:buffer.data() length:(int)buffer.size()];
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[machineAccessLock unlock];
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}
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void speaker_did_change_input_clock(Outputs::Speaker::Speaker *speaker) final {
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[machineAccessLock lock];
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[machine speakerDidChangeInputClock:speaker];
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[machineAccessLock unlock];
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}
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};
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struct ActivityObserver: public Activity::Observer {
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void register_led(const std::string &name, uint8_t flags) final {
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[machine addLED:[NSString stringWithUTF8String:name.c_str()] isPersistent:(flags & Activity::Observer::LEDPresentation::Persistent) ? YES : NO];
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}
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void set_led_status(const std::string &name, bool lit) final {
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[machine.delegate machine:machine led:[NSString stringWithUTF8String:name.c_str()] didChangeToLit:lit];
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}
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void announce_drive_event(const std::string &name, DriveEvent) final {
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[machine.delegate machine:machine ledShouldBlink:[NSString stringWithUTF8String:name.c_str()]];
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}
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__unsafe_unretained CSMachine *machine;
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};
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@implementation CSMachineLED
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- (instancetype)initWithName:(NSString *)name isPersistent:(BOOL)isPersistent {
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self = [super init];
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if(self) {
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_name = name;
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_isPersisent = isPersistent;
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}
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return self;
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}
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@end
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@implementation CSMachine {
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SpeakerDelegate _speakerDelegate;
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ActivityObserver _activityObserver;
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NSLock *_delegateMachineAccessLock;
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CSStaticAnalyser *_analyser;
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std::unique_ptr<Machine::DynamicMachine> _machine;
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MachineTypes::JoystickMachine *_joystickMachine;
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CSJoystickManager *_joystickManager;
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NSMutableArray<CSMachineLED *> *_leds;
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Concurrency::AsyncTaskQueue<true, false, MachineUpdater> updater;
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Time::ScanSynchroniser _scanSynchroniser;
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NSTimer *_joystickTimer;
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// This array exists to reduce blocking on the main queue; anything that would otherwise need
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// to synchronise on self in order to post input to the machine can instead synchronise on
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// _inputEvents and add a block to it. The main machine execution loop promises to synchronise
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// on _inputEvents very briefly at the start of every tick and execute all enqueued blocks.
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NSMutableArray<dispatch_block_t> *_inputEvents;
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}
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- (instancetype)initWithAnalyser:(CSStaticAnalyser *)result missingROMs:(inout NSMutableString *)missingROMs {
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self = [super init];
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if(self) {
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_analyser = result;
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Machine::Error error;
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ROM::Request missing_roms;
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_machine = Machine::MachineForTargets(_analyser.targets, CSROMFetcher(&missing_roms), error);
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if(!_machine) {
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switch(error) {
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case Machine::Error::MissingROM: {
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const std::wstring description = missing_roms.description(0, L'•');
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static_assert(sizeof(wchar_t) == 4, "This code assumes wchar_t is UTF32");
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NSString *nativeString = [[NSString alloc]
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initWithBytes:description.data()
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length:description.size()*sizeof(wchar_t)
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encoding:NSUTF32LittleEndianStringEncoding];
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[missingROMs appendString:nativeString];
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} break;
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default:
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NSLog(@"Unhandled machine creation error %d", error);
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break;
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}
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return nil;
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}
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updater.performer.machine = _machine.get();
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if(updater.performer.machine) {
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updater.start();
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}
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// Use the keyboard as a joystick if the machine has no keyboard, or if it has a 'non-exclusive' keyboard.
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_inputMode =
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(_machine->keyboard_machine() && _machine->keyboard_machine()->get_keyboard().is_exclusive())
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? CSMachineKeyboardInputModeKeyboardPhysical : CSMachineKeyboardInputModeJoystick;
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_leds = [[NSMutableArray alloc] init];
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Activity::Source *const activity_source = _machine->activity_source();
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if(activity_source) {
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_activityObserver.machine = self;
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activity_source->set_activity_observer(&_activityObserver);
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}
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_delegateMachineAccessLock = [[NSLock alloc] init];
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_speakerDelegate.machine = self;
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_speakerDelegate.machineAccessLock = _delegateMachineAccessLock;
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_inputEvents = [[NSMutableArray alloc] init];
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_joystickMachine = _machine->joystick_machine();
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[self updateJoystickTimer];
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}
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return self;
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}
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- (void)speaker:(Outputs::Speaker::Speaker *)speaker didCompleteSamples:(const int16_t *)samples length:(int)length {
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assert(NSUInteger(length) == self.audioQueue.bufferSize*(speaker->get_is_stereo() ? 2 : 1));
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[self.audioQueue enqueueAudioBuffer:samples];
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}
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- (void)speakerDidChangeInputClock:(Outputs::Speaker::Speaker *)speaker {
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[self.delegate machineSpeakerDidChangeInputClock:self];
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}
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- (void)dealloc {
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[_joystickTimer invalidate];
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// The two delegate's references to this machine are nilled out here because close_output may result
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// in a data flush, which might cause an audio callback, which could cause the audio queue to decide
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// that it's out of data, resulting in an attempt further to run the machine while it is dealloc'ing.
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//
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// They are nilled inside an explicit lock because that allows the delegates to protect their entire
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// call into the machine, not just the pointer access.
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[_delegateMachineAccessLock lock];
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_speakerDelegate.machine = nil;
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[_delegateMachineAccessLock unlock];
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}
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- (Outputs::Speaker::Speaker *)speaker {
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const auto audio_producer = _machine->audio_producer();
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if(!audio_producer) {
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return nullptr;
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}
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return audio_producer->get_speaker();
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}
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- (float)idealSamplingRateFromRange:(NSRange)range {
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@synchronized(self) {
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Outputs::Speaker::Speaker *speaker = [self speaker];
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if(speaker) {
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return speaker->get_ideal_clock_rate_in_range((float)range.location, (float)(range.location + range.length));
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}
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return 0;
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}
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}
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- (BOOL)isStereo {
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@synchronized(self) {
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Outputs::Speaker::Speaker *speaker = [self speaker];
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if(speaker) {
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return speaker->get_is_stereo();
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}
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return NO;
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}
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}
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- (void)setAudioQueue:(CSAudioQueue *)audioQueue {
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_audioQueue = audioQueue;
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audioQueue.delegate = self;
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}
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- (void)setAudioSamplingRate:(float)samplingRate bufferSize:(NSUInteger)bufferSize stereo:(BOOL)stereo {
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@synchronized(self) {
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self.audioQueue.bufferSize = bufferSize;
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[self setSpeakerDelegate:&_speakerDelegate sampleRate:samplingRate bufferSize:bufferSize stereo:stereo];
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}
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}
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- (BOOL)setSpeakerDelegate:(Outputs::Speaker::Speaker::Delegate *)delegate sampleRate:(float)sampleRate bufferSize:(NSUInteger)bufferSize stereo:(BOOL)stereo {
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@synchronized(self) {
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Outputs::Speaker::Speaker *speaker = [self speaker];
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if(speaker) {
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speaker->set_output_rate(sampleRate, (int)bufferSize, stereo);
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speaker->set_delegate(delegate);
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return YES;
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}
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return NO;
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}
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}
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- (void)updateJoystickTimer {
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// Joysticks updates are scheduled for a nominal 200 polls/second, using a plain old NSTimer.
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if(_joystickMachine && _joystickManager) {
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_joystickTimer = [NSTimer scheduledTimerWithTimeInterval:1.0 / 200.0 target:self selector:@selector(updateJoysticks) userInfo:nil repeats:YES];
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} else {
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[_joystickTimer invalidate];
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_joystickTimer = nil;
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}
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}
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- (void)updateJoysticks {
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[_joystickManager update];
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// TODO: configurable mapping from physical joypad inputs to machine inputs.
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// Until then, apply a default mapping.
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@synchronized(self) {
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size_t c = 0;
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auto &machine_joysticks = _joystickMachine->get_joysticks();
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for(CSJoystick *joystick in _joystickManager.joysticks) {
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size_t target = c % machine_joysticks.size();
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++c;
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// Post the first two analogue axes presented by the controller as horizontal and vertical inputs,
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// unless the user seems to be using a hat.
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// SDL will return a value in the range [-32768, 32767], so map from that to [0, 1.0]
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if(!joystick.hats.count || !joystick.hats[0].direction) {
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if(joystick.axes.count > 0) {
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const float x_axis = joystick.axes[0].position;
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machine_joysticks[target]->set_input(Inputs::Joystick::Input(Inputs::Joystick::Input::Type::Horizontal), x_axis);
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}
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if(joystick.axes.count > 1) {
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const float y_axis = joystick.axes[1].position;
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machine_joysticks[target]->set_input(Inputs::Joystick::Input(Inputs::Joystick::Input::Type::Vertical), y_axis);
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}
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} else {
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// Forward hats as directions; hats always override analogue inputs.
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for(CSJoystickHat *hat in joystick.hats) {
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machine_joysticks[target]->set_input(Inputs::Joystick::Input(Inputs::Joystick::Input::Type::Up), !!(hat.direction & CSJoystickHatDirectionUp));
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machine_joysticks[target]->set_input(Inputs::Joystick::Input(Inputs::Joystick::Input::Type::Down), !!(hat.direction & CSJoystickHatDirectionDown));
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machine_joysticks[target]->set_input(Inputs::Joystick::Input(Inputs::Joystick::Input::Type::Left), !!(hat.direction & CSJoystickHatDirectionLeft));
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machine_joysticks[target]->set_input(Inputs::Joystick::Input(Inputs::Joystick::Input::Type::Right), !!(hat.direction & CSJoystickHatDirectionRight));
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}
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}
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// Forward all fire buttons, mapping as a function of index.
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if(machine_joysticks[target]->get_number_of_fire_buttons()) {
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std::vector<bool> button_states((size_t)machine_joysticks[target]->get_number_of_fire_buttons());
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for(CSJoystickButton *button in joystick.buttons) {
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if(button.isPressed) button_states[(size_t)(((int)button.index - 1) % machine_joysticks[target]->get_number_of_fire_buttons())] = true;
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}
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for(size_t index = 0; index < button_states.size(); ++index) {
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machine_joysticks[target]->set_input(
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Inputs::Joystick::Input(Inputs::Joystick::Input::Type::Fire, index),
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button_states[index]);
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}
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}
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}
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}
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}
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- (void)setView:(CSScanTargetView *)view aspectRatio:(float)aspectRatio {
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_view = view;
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_view.displayLinkDelegate = self;
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_machine->scan_producer()->set_scan_target(_view.scanTarget.scanTarget);
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}
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- (void)paste:(NSString *)paste {
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auto keyboardMachine = _machine->keyboard_machine();
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if(keyboardMachine)
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keyboardMachine->type_string([paste UTF8String]);
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}
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- (NSBitmapImageRep *)imageRepresentation {
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return self.view.imageRepresentation;
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}
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- (void)applyMedia:(const Analyser::Static::Media &)media {
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@synchronized(self) {
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const auto mediaTarget = _machine->media_target();
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if(mediaTarget) mediaTarget->insert_media(media);
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}
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}
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- (void)setInputMode:(CSMachineKeyboardInputMode)inputMode {
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_inputMode = inputMode;
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// Avoid the risk that the user used a keyboard shortcut to change input mode,
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// leaving any modifiers associated with that dangling.
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if(_inputMode == CSMachineKeyboardInputModeJoystick) {
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[self clearAllKeys];
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}
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}
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- (void)setJoystickManager:(CSJoystickManager *)joystickManager {
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_joystickManager = joystickManager;
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if(_joystickMachine) {
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@synchronized(self) {
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auto &machine_joysticks = _joystickMachine->get_joysticks();
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for(const auto &joystick: machine_joysticks) {
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joystick->reset_all_inputs();
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}
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}
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}
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[self updateJoystickTimer];
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}
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- (void)setKey:(uint16_t)key characters:(NSString *)characters isPressed:(BOOL)isPressed isRepeat:(BOOL)isRepeat {
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[self applyInputEvent:^{
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auto keyboard_machine = self->_machine->keyboard_machine();
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if(keyboard_machine && (self.inputMode != CSMachineKeyboardInputModeJoystick || !keyboard_machine->get_keyboard().is_exclusive())) {
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Inputs::Keyboard::Key mapped_key = Inputs::Keyboard::Key::Help; // Make an innocuous default guess.
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#define BIND(source, dest) case source: mapped_key = Inputs::Keyboard::Key::dest; break;
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// Connect the Carbon-era Mac keyboard scancodes to Clock Signal's 'universal' enumeration in order
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// to pass into the platform-neutral realm.
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switch(key) {
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BIND(VK_ANSI_0, k0); BIND(VK_ANSI_1, k1); BIND(VK_ANSI_2, k2); BIND(VK_ANSI_3, k3); BIND(VK_ANSI_4, k4);
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BIND(VK_ANSI_5, k5); BIND(VK_ANSI_6, k6); BIND(VK_ANSI_7, k7); BIND(VK_ANSI_8, k8); BIND(VK_ANSI_9, k9);
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BIND(VK_ANSI_Q, Q); BIND(VK_ANSI_W, W); BIND(VK_ANSI_E, E); BIND(VK_ANSI_R, R); BIND(VK_ANSI_T, T);
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BIND(VK_ANSI_Y, Y); BIND(VK_ANSI_U, U); BIND(VK_ANSI_I, I); BIND(VK_ANSI_O, O); BIND(VK_ANSI_P, P);
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BIND(VK_ANSI_A, A); BIND(VK_ANSI_S, S); BIND(VK_ANSI_D, D); BIND(VK_ANSI_F, F); BIND(VK_ANSI_G, G);
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BIND(VK_ANSI_H, H); BIND(VK_ANSI_J, J); BIND(VK_ANSI_K, K); BIND(VK_ANSI_L, L);
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BIND(VK_ANSI_Z, Z); BIND(VK_ANSI_X, X); BIND(VK_ANSI_C, C); BIND(VK_ANSI_V, V);
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BIND(VK_ANSI_B, B); BIND(VK_ANSI_N, N); BIND(VK_ANSI_M, M);
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BIND(VK_F1, F1); BIND(VK_F2, F2); BIND(VK_F3, F3); BIND(VK_F4, F4);
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BIND(VK_F5, F5); BIND(VK_F6, F6); BIND(VK_F7, F7); BIND(VK_F8, F8);
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BIND(VK_F9, F9); BIND(VK_F10, F10); BIND(VK_F11, F11); BIND(VK_F12, F12);
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BIND(VK_ANSI_Keypad0, Keypad0); BIND(VK_ANSI_Keypad1, Keypad1); BIND(VK_ANSI_Keypad2, Keypad2);
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BIND(VK_ANSI_Keypad3, Keypad3); BIND(VK_ANSI_Keypad4, Keypad4); BIND(VK_ANSI_Keypad5, Keypad5);
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BIND(VK_ANSI_Keypad6, Keypad6); BIND(VK_ANSI_Keypad7, Keypad7); BIND(VK_ANSI_Keypad8, Keypad8);
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BIND(VK_ANSI_Keypad9, Keypad9);
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BIND(VK_ANSI_Equal, Equals); BIND(VK_ANSI_Minus, Hyphen);
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BIND(VK_ANSI_RightBracket, CloseSquareBracket); BIND(VK_ANSI_LeftBracket, OpenSquareBracket);
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BIND(VK_ANSI_Quote, Quote); BIND(VK_ANSI_Grave, BackTick);
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BIND(VK_ANSI_Semicolon, Semicolon);
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BIND(VK_ANSI_Backslash, Backslash); BIND(VK_ANSI_Slash, ForwardSlash);
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BIND(VK_ANSI_Comma, Comma); BIND(VK_ANSI_Period, FullStop);
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BIND(VK_ANSI_KeypadDecimal, KeypadDecimalPoint); BIND(VK_ANSI_KeypadEquals, KeypadEquals);
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BIND(VK_ANSI_KeypadMultiply, KeypadAsterisk); BIND(VK_ANSI_KeypadDivide, KeypadSlash);
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BIND(VK_ANSI_KeypadPlus, KeypadPlus); BIND(VK_ANSI_KeypadMinus, KeypadMinus);
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BIND(VK_ANSI_KeypadClear, KeypadDelete); BIND(VK_ANSI_KeypadEnter, KeypadEnter);
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BIND(VK_Return, Enter); BIND(VK_Tab, Tab);
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BIND(VK_Space, Space); BIND(VK_Delete, Backspace);
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BIND(VK_Control, LeftControl); BIND(VK_Option, LeftOption);
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BIND(VK_Command, LeftMeta); BIND(VK_Shift, LeftShift);
|
|
BIND(VK_RightControl, RightControl); BIND(VK_RightOption, RightOption);
|
|
BIND(VK_Escape, Escape); BIND(VK_CapsLock, CapsLock);
|
|
BIND(VK_Home, Home); BIND(VK_End, End);
|
|
BIND(VK_PageUp, PageUp); BIND(VK_PageDown, PageDown);
|
|
|
|
BIND(VK_RightShift, RightShift);
|
|
BIND(VK_Help, Help);
|
|
BIND(VK_ForwardDelete, Delete);
|
|
|
|
BIND(VK_LeftArrow, Left); BIND(VK_RightArrow, Right);
|
|
BIND(VK_DownArrow, Down); BIND(VK_UpArrow, Up);
|
|
}
|
|
#undef BIND
|
|
|
|
// Pick an ASCII code, if any.
|
|
char pressedKey = '\0';
|
|
if(characters.length) {
|
|
unichar firstCharacter = [characters characterAtIndex:0];
|
|
if(firstCharacter < 128) {
|
|
pressedKey = (char)firstCharacter;
|
|
}
|
|
}
|
|
|
|
@synchronized(self) {
|
|
if(keyboard_machine->apply_key(
|
|
mapped_key,
|
|
pressedKey,
|
|
isPressed,
|
|
isRepeat,
|
|
self.inputMode == CSMachineKeyboardInputModeKeyboardLogical)
|
|
) {
|
|
return;
|
|
}
|
|
}
|
|
}
|
|
|
|
auto joystick_machine = self->_machine->joystick_machine();
|
|
if(self.inputMode == CSMachineKeyboardInputModeJoystick && joystick_machine) {
|
|
auto &joysticks = joystick_machine->get_joysticks();
|
|
if(!joysticks.empty()) {
|
|
// Convert to a C++ bool so that the following calls are resolved correctly even if overloaded.
|
|
const auto is_pressed = bool(isPressed);
|
|
switch(key) {
|
|
case VK_LeftArrow: joysticks[0]->set_input(Inputs::Joystick::Input::Left, is_pressed); break;
|
|
case VK_RightArrow: joysticks[0]->set_input(Inputs::Joystick::Input::Right, is_pressed); break;
|
|
case VK_UpArrow: joysticks[0]->set_input(Inputs::Joystick::Input::Up, is_pressed); break;
|
|
case VK_DownArrow: joysticks[0]->set_input(Inputs::Joystick::Input::Down, is_pressed); break;
|
|
case VK_Space: joysticks[0]->set_input(Inputs::Joystick::Input::Fire, is_pressed); break;
|
|
case VK_ANSI_A: joysticks[0]->set_input(Inputs::Joystick::Input(Inputs::Joystick::Input::Fire, 0), is_pressed); break;
|
|
case VK_ANSI_S: joysticks[0]->set_input(Inputs::Joystick::Input(Inputs::Joystick::Input::Fire, 1), is_pressed); break;
|
|
case VK_ANSI_D: joysticks[0]->set_input(Inputs::Joystick::Input(Inputs::Joystick::Input::Fire, 2), is_pressed); break;
|
|
case VK_ANSI_F: joysticks[0]->set_input(Inputs::Joystick::Input(Inputs::Joystick::Input::Fire, 3), is_pressed); break;
|
|
default:
|
|
if(characters.length) {
|
|
joysticks[0]->set_input(Inputs::Joystick::Input([characters characterAtIndex:0]), is_pressed);
|
|
} else {
|
|
joysticks[0]->set_input(Inputs::Joystick::Input::Fire, is_pressed);
|
|
}
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
}];
|
|
}
|
|
|
|
- (void)applyInputEvent:(dispatch_block_t)event {
|
|
updater.enqueue([event] {
|
|
event();
|
|
});
|
|
}
|
|
|
|
- (void)clearAllKeys {
|
|
const auto keyboard_machine = _machine->keyboard_machine();
|
|
if(keyboard_machine) {
|
|
[self applyInputEvent:^{
|
|
keyboard_machine->get_keyboard().reset_all_keys();
|
|
}];
|
|
}
|
|
|
|
const auto joystick_machine = _machine->joystick_machine();
|
|
if(joystick_machine) {
|
|
[self applyInputEvent:^{
|
|
for(auto &joystick : joystick_machine->get_joysticks()) {
|
|
joystick->reset_all_inputs();
|
|
}
|
|
}];
|
|
}
|
|
|
|
const auto mouse_machine = _machine->mouse_machine();
|
|
if(mouse_machine) {
|
|
[self applyInputEvent:^{
|
|
mouse_machine->get_mouse().reset_all_buttons();
|
|
}];
|
|
}
|
|
}
|
|
|
|
- (void)setMouseButton:(int)button isPressed:(BOOL)isPressed {
|
|
auto mouse_machine = _machine->mouse_machine();
|
|
if(mouse_machine) {
|
|
[self applyInputEvent:^{
|
|
mouse_machine->get_mouse().set_button_pressed(button % mouse_machine->get_mouse().get_number_of_buttons(), isPressed);
|
|
}];
|
|
}
|
|
}
|
|
|
|
- (void)addMouseMotionX:(CGFloat)deltaX y:(CGFloat)deltaY {
|
|
auto mouse_machine = _machine->mouse_machine();
|
|
if(mouse_machine) {
|
|
[self applyInputEvent:^{
|
|
mouse_machine->get_mouse().move(int(deltaX), int(deltaY));
|
|
}];
|
|
}
|
|
}
|
|
|
|
#pragma mark - Options
|
|
|
|
- (void)setUseFastLoadingHack:(BOOL)useFastLoadingHack {
|
|
Configurable::Device *configurable_device = _machine->configurable_device();
|
|
if(!configurable_device) return;
|
|
|
|
@synchronized(self) {
|
|
_useFastLoadingHack = useFastLoadingHack;
|
|
|
|
auto options = configurable_device->get_options();
|
|
Reflection::set(*options, "quickload", useFastLoadingHack ? true : false);
|
|
configurable_device->set_options(options);
|
|
}
|
|
}
|
|
|
|
- (void)setVideoSignal:(CSMachineVideoSignal)videoSignal {
|
|
Configurable::Device *configurable_device = _machine->configurable_device();
|
|
if(!configurable_device) return;
|
|
|
|
@synchronized(self) {
|
|
_videoSignal = videoSignal;
|
|
|
|
Configurable::Display display;
|
|
switch(videoSignal) {
|
|
case CSMachineVideoSignalRGB: display = Configurable::Display::RGB; break;
|
|
case CSMachineVideoSignalSVideo: display = Configurable::Display::SVideo; break;
|
|
case CSMachineVideoSignalComposite: display = Configurable::Display::CompositeColour; break;
|
|
case CSMachineVideoSignalMonochromeComposite: display = Configurable::Display::CompositeMonochrome; break;
|
|
}
|
|
|
|
auto options = configurable_device->get_options();
|
|
Reflection::set(*options, "output", int(display));
|
|
configurable_device->set_options(options);
|
|
}
|
|
}
|
|
|
|
- (BOOL)supportsVideoSignal:(CSMachineVideoSignal)videoSignal {
|
|
Configurable::Device *configurable_device = _machine->configurable_device();
|
|
if(!configurable_device) return NO;
|
|
|
|
// Get the options this machine provides.
|
|
@synchronized(self) {
|
|
auto options = configurable_device->get_options();
|
|
|
|
// Get the standard option for this video signal.
|
|
Configurable::Display option;
|
|
switch(videoSignal) {
|
|
case CSMachineVideoSignalRGB: option = Configurable::Display::RGB; break;
|
|
case CSMachineVideoSignalSVideo: option = Configurable::Display::SVideo; break;
|
|
case CSMachineVideoSignalComposite: option = Configurable::Display::CompositeColour; break;
|
|
case CSMachineVideoSignalMonochromeComposite: option = Configurable::Display::CompositeMonochrome; break;
|
|
}
|
|
|
|
// Map to a string and check against returned options for the 'output' field.
|
|
const auto string_option = Reflection::Enum::to_string<Configurable::Display>(option);
|
|
const auto all_values = options->values_for("output");
|
|
|
|
return std::find(all_values.begin(), all_values.end(), string_option) != all_values.end();
|
|
}
|
|
|
|
return NO;
|
|
}
|
|
|
|
- (void)setUseAutomaticTapeMotorControl:(BOOL)useAutomaticTapeMotorControl {
|
|
Configurable::Device *configurable_device = _machine->configurable_device();
|
|
if(!configurable_device) return;
|
|
|
|
@synchronized(self) {
|
|
_useAutomaticTapeMotorControl = useAutomaticTapeMotorControl;
|
|
|
|
auto options = configurable_device->get_options();
|
|
Reflection::set(*options, "automatic_tape_motor_control", useAutomaticTapeMotorControl ? true : false);
|
|
configurable_device->set_options(options);
|
|
}
|
|
}
|
|
|
|
- (void)setUseQuickBootingHack:(BOOL)useQuickBootingHack {
|
|
Configurable::Device *configurable_device = _machine->configurable_device();
|
|
if(!configurable_device) return;
|
|
|
|
@synchronized(self) {
|
|
_useQuickBootingHack = useQuickBootingHack;
|
|
|
|
auto options = configurable_device->get_options();
|
|
Reflection::set(*options, "quickboot", useQuickBootingHack ? true : false);
|
|
configurable_device->set_options(options);
|
|
}
|
|
}
|
|
|
|
- (NSString *)userDefaultsPrefix {
|
|
// Assumes that the first machine in the targets list is the source of user defaults.
|
|
std::string name = Machine::ShortNameForTargetMachine(_analyser.targets.front()->machine);
|
|
return [[NSString stringWithUTF8String:name.c_str()] lowercaseString];
|
|
}
|
|
|
|
- (BOOL)canInsertMedia {
|
|
return !!_machine->media_target();
|
|
}
|
|
|
|
#pragma mark - Special machines
|
|
|
|
- (CSAtari2600 *)atari2600 {
|
|
return [[CSAtari2600 alloc] initWithAtari2600:_machine->raw_pointer() owner:self];
|
|
}
|
|
|
|
- (CSZX8081 *)zx8081 {
|
|
return [[CSZX8081 alloc] initWithZX8081:_machine->raw_pointer() owner:self];
|
|
}
|
|
|
|
- (CSAppleII *)appleII {
|
|
return [[CSAppleII alloc] initWithAppleII:_machine->raw_pointer() owner:self];
|
|
}
|
|
|
|
#pragma mark - Input device queries
|
|
|
|
- (BOOL)hasJoystick {
|
|
return !!_machine->joystick_machine();
|
|
}
|
|
|
|
- (BOOL)hasMouse {
|
|
return !!_machine->mouse_machine();
|
|
}
|
|
|
|
- (BOOL)hasExclusiveKeyboard {
|
|
return !!_machine->keyboard_machine() && _machine->keyboard_machine()->get_keyboard().is_exclusive();
|
|
}
|
|
|
|
- (BOOL)shouldUsurpCommand {
|
|
if(!_machine->keyboard_machine()) return NO;
|
|
|
|
const auto essential_modifiers = _machine->keyboard_machine()->get_keyboard().get_essential_modifiers();
|
|
return essential_modifiers.find(Inputs::Keyboard::Key::LeftMeta) != essential_modifiers.end() ||
|
|
essential_modifiers.find(Inputs::Keyboard::Key::RightMeta) != essential_modifiers.end();
|
|
}
|
|
|
|
#pragma mark - Volume control
|
|
|
|
- (void)setVolume:(float)volume {
|
|
@synchronized(self) {
|
|
Outputs::Speaker::Speaker *speaker = [self speaker];
|
|
if(speaker) {
|
|
return speaker->set_output_volume(volume);
|
|
}
|
|
}
|
|
}
|
|
|
|
- (BOOL)hasAudioOutput {
|
|
@synchronized(self) {
|
|
Outputs::Speaker::Speaker *speaker = [self speaker];
|
|
return speaker ? YES : NO;
|
|
}
|
|
}
|
|
|
|
#pragma mark - Activity observation
|
|
|
|
- (void)addLED:(NSString *)led isPersistent:(BOOL)isPersistent {
|
|
[_leds addObject:[[CSMachineLED alloc] initWithName:led isPersistent:isPersistent]];
|
|
}
|
|
|
|
- (NSArray<CSMachineLED *> *)leds {
|
|
return _leds;
|
|
}
|
|
|
|
#pragma mark - Timer
|
|
|
|
- (void)audioQueueIsRunningDry:(nonnull CSAudioQueue *)audioQueue {
|
|
__weak CSMachine *weakSelf = self;
|
|
|
|
updater.enqueue([weakSelf] {
|
|
CSMachine *const strongSelf = weakSelf;
|
|
if(strongSelf) {
|
|
strongSelf->updater.performer.timed_machine->flush_output(MachineTypes::TimedMachine::Output::Audio);
|
|
}
|
|
});
|
|
}
|
|
|
|
- (void)scanTargetViewDisplayLinkDidFire:(CSScanTargetView *)view now:(const CVTimeStamp *)now outputTime:(const CVTimeStamp *)outputTime {
|
|
__weak CSMachine *weakSelf = self;
|
|
|
|
updater.enqueue([weakSelf] {
|
|
CSMachine *const strongSelf = weakSelf;
|
|
if(!strongSelf) {
|
|
return;
|
|
}
|
|
|
|
// Grab a pointer to the timed machine from somewhere where it has already
|
|
// been dynamically cast, to avoid that cost here.
|
|
MachineTypes::TimedMachine *const timed_machine = strongSelf->updater.performer.timed_machine;
|
|
|
|
// Definitely update video; update audio too if that pipeline is looking a little dry.
|
|
auto outputs = MachineTypes::TimedMachine::Output::Video;
|
|
if(strongSelf->_audioQueue.isRunningDry) {
|
|
outputs |= MachineTypes::TimedMachine::Output::Audio;
|
|
}
|
|
timed_machine->flush_output(outputs);
|
|
|
|
// Attempt sync-matching if this machine is a fit.
|
|
const auto scanStatus = strongSelf->_machine->scan_producer()->get_scan_status();
|
|
const bool canSynchronise = strongSelf->_scanSynchroniser.can_synchronise(
|
|
scanStatus,
|
|
strongSelf.view.refreshPeriod
|
|
);
|
|
|
|
if(canSynchronise) {
|
|
const double multiplier = strongSelf->_scanSynchroniser.next_speed_multiplier(
|
|
strongSelf->_machine->scan_producer()->get_scan_status()
|
|
);
|
|
timed_machine->set_speed_multiplier(multiplier);
|
|
} else {
|
|
timed_machine->set_speed_multiplier(1.0);
|
|
}
|
|
|
|
// Ask Metal to rasterise all that just happened and present it.
|
|
[strongSelf.view updateBacking];
|
|
dispatch_async(dispatch_get_main_queue(), ^{
|
|
// This is safe even if weakSelf has been nulled out in the interim.
|
|
[weakSelf.view draw];
|
|
});
|
|
});
|
|
}
|
|
|
|
- (void)start {
|
|
// A no-op; retained in case of future changes to the manner of scheduling.
|
|
}
|
|
|
|
- (void)stop {
|
|
updater.stop();
|
|
}
|
|
|
|
+ (BOOL)attemptInstallROM:(NSURL *)url {
|
|
return CSInstallROM(url);
|
|
}
|
|
|
|
@end
|