mirror of
https://github.com/TomHarte/CLK.git
synced 2024-12-03 08:51:40 +00:00
135 lines
3.9 KiB
Plaintext
135 lines
3.9 KiB
Plaintext
//
|
|
// Atari2600.m
|
|
// CLK
|
|
//
|
|
// Created by Thomas Harte on 14/07/2015.
|
|
// Copyright © 2015 Thomas Harte. All rights reserved.
|
|
//
|
|
|
|
#import "CSAtari2600.h"
|
|
|
|
#include "Atari2600.hpp"
|
|
#import "CSMachine+Subclassing.h"
|
|
|
|
@interface CSAtari2600 ()
|
|
- (void)crt:(Outputs::CRT::CRT *)crt didEndBatchOfFrames:(unsigned int)numberOfFrames withUnexpectedVerticalSyncs:(unsigned int)numberOfUnexpectedSyncs;
|
|
@end
|
|
|
|
struct CRTDelegate: public Outputs::CRT::Delegate {
|
|
__weak CSAtari2600 *atari2600;
|
|
void crt_did_end_batch_of_frames(Outputs::CRT::CRT *crt, unsigned int number_of_frames, unsigned int number_of_unexpected_vertical_syncs) {
|
|
[atari2600 crt:crt didEndBatchOfFrames:number_of_frames withUnexpectedVerticalSyncs:number_of_unexpected_vertical_syncs];
|
|
}
|
|
};
|
|
|
|
@implementation CSAtari2600 {
|
|
Atari2600::Machine _atari2600;
|
|
CRTDelegate _crtDelegate;
|
|
|
|
int _frameCount;
|
|
int _hitCount;
|
|
BOOL _didDecideRegion;
|
|
int _batchesReceived;
|
|
}
|
|
|
|
- (void)crt:(Outputs::CRT::CRT *)crt didEndBatchOfFrames:(unsigned int)numberOfFrames withUnexpectedVerticalSyncs:(unsigned int)numberOfUnexpectedSyncs {
|
|
if(!_didDecideRegion)
|
|
{
|
|
_batchesReceived++;
|
|
if(_batchesReceived == 2)
|
|
{
|
|
_didDecideRegion = YES;
|
|
if(numberOfUnexpectedSyncs >= numberOfFrames >> 1)
|
|
{
|
|
[self.view performWithGLContext:^{
|
|
_atari2600.switch_region();
|
|
}];
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
- (void)setDirection:(CSJoystickDirection)direction onPad:(NSUInteger)pad isPressed:(BOOL)isPressed {
|
|
Atari2600DigitalInput input;
|
|
switch(direction)
|
|
{
|
|
case CSJoystickDirectionUp: input = pad ? Atari2600DigitalInputJoy2Up : Atari2600DigitalInputJoy1Up; break;
|
|
case CSJoystickDirectionDown: input = pad ? Atari2600DigitalInputJoy2Down : Atari2600DigitalInputJoy1Down; break;
|
|
case CSJoystickDirectionLeft: input = pad ? Atari2600DigitalInputJoy2Left : Atari2600DigitalInputJoy1Left; break;
|
|
case CSJoystickDirectionRight: input = pad ? Atari2600DigitalInputJoy2Right : Atari2600DigitalInputJoy1Right; break;
|
|
}
|
|
@synchronized(self) {
|
|
_atari2600.set_digital_input(input, isPressed ? true : false);
|
|
}
|
|
}
|
|
|
|
- (void)setButtonAtIndex:(NSUInteger)button onPad:(NSUInteger)pad isPressed:(BOOL)isPressed {
|
|
@synchronized(self) {
|
|
_atari2600.set_digital_input(pad ? Atari2600DigitalInputJoy2Fire : Atari2600DigitalInputJoy1Fire, isPressed ? true : false);
|
|
}
|
|
}
|
|
|
|
- (void)setResetLineEnabled:(BOOL)enabled {
|
|
@synchronized(self) {
|
|
_atari2600.set_reset_line(enabled ? true : false);
|
|
}
|
|
}
|
|
|
|
- (void)setupOutputWithAspectRatio:(float)aspectRatio {
|
|
@synchronized(self) {
|
|
[super setupOutputWithAspectRatio:aspectRatio];
|
|
_atari2600.get_crt()->set_delegate(&_crtDelegate);
|
|
_crtDelegate.atari2600 = self;
|
|
}
|
|
}
|
|
|
|
- (CRTMachine::Machine * const)machine {
|
|
return &_atari2600;
|
|
}
|
|
|
|
#pragma mark - Switches
|
|
|
|
- (void)setColourButton:(BOOL)colourButton {
|
|
_colourButton = colourButton;
|
|
@synchronized(self) {
|
|
_atari2600.set_switch_is_enabled(Atari2600SwitchColour, colourButton);
|
|
}
|
|
}
|
|
|
|
- (void)setLeftPlayerDifficultyButton:(BOOL)leftPlayerDifficultyButton {
|
|
_leftPlayerDifficultyButton = leftPlayerDifficultyButton;
|
|
@synchronized(self) {
|
|
_atari2600.set_switch_is_enabled(Atari2600SwitchLeftPlayerDifficulty, leftPlayerDifficultyButton);
|
|
}
|
|
}
|
|
|
|
- (void)setRightPlayerDifficultyButton:(BOOL)rightPlayerDifficultyButton {
|
|
_rightPlayerDifficultyButton = rightPlayerDifficultyButton;
|
|
@synchronized(self) {
|
|
_atari2600.set_switch_is_enabled(Atari2600SwitchRightPlayerDifficulty, rightPlayerDifficultyButton);
|
|
}
|
|
}
|
|
|
|
- (void)toggleSwitch:(Atari2600Switch)toggleSwitch {
|
|
@synchronized(self) {
|
|
_atari2600.set_switch_is_enabled(toggleSwitch, true);
|
|
}
|
|
dispatch_after(dispatch_time(DISPATCH_TIME_NOW, (int64_t)(0.5 * NSEC_PER_SEC)), dispatch_get_main_queue(), ^{
|
|
@synchronized(self) {
|
|
_atari2600.set_switch_is_enabled(toggleSwitch, false);
|
|
}
|
|
});
|
|
}
|
|
|
|
- (void)pressResetButton {
|
|
[self toggleSwitch:Atari2600SwitchReset];
|
|
}
|
|
|
|
- (void)pressSelectButton {
|
|
[self toggleSwitch:Atari2600SwitchSelect];
|
|
}
|
|
|
|
- (NSString *)userDefaultsPrefix { return @"atari2600"; }
|
|
|
|
@end
|