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67 lines
1.4 KiB
Plaintext
67 lines
1.4 KiB
Plaintext
//
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// Atari2600.m
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// CLK
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//
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// Created by Thomas Harte on 14/07/2015.
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// Copyright © 2015 Thomas Harte. All rights reserved.
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//
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#import "CSAtari2600.h"
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#import "Atari2600.hpp"
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#import "CSMachine+Subclassing.h"
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@implementation CSAtari2600 {
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Atari2600::Machine _atari2600;
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int _frameCount;
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int _hitCount;
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BOOL _didDecideRegion;
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}
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/*- (void)crt:(Outputs::CRT *)crt didEndFrame:(CRTFrame *)frame didDetectVSync:(BOOL)didDetectVSync {
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if(!_didDecideRegion)
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{
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_frameCount++;
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_hitCount += didDetectVSync ? 1 : 0;
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if(_frameCount > 30)
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{
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if(_hitCount < _frameCount >> 1)
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{
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_atari2600.switch_region();
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_didDecideRegion = YES;
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}
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if(_hitCount > (_frameCount * 7) >> 3)
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{
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_didDecideRegion = YES;
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}
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}
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}
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[super crt:crt didEndFrame:frame didDetectVSync:didDetectVSync];
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}*/
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- (void)doRunForNumberOfCycles:(int)numberOfCycles {
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_atari2600.run_for_cycles(numberOfCycles);
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}
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- (void)drawViewForPixelSize:(CGSize)pixelSize onlyIfDirty:(BOOL)onlyIfDirty {
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_atari2600.get_crt()->draw_frame((unsigned int)pixelSize.width, (unsigned int)pixelSize.height, onlyIfDirty ? true : false);
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}
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- (void)setROM:(NSData *)rom {
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_atari2600.set_rom(rom.length, (const uint8_t *)rom.bytes);
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}
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- (void)setState:(BOOL)state forDigitalInput:(Atari2600DigitalInput)digitalInput {
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_atari2600.set_digital_input(digitalInput, state ? true : false);
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}
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- (void)setResetLineEnabled:(BOOL)enabled {
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_atari2600.set_reset_line(enabled ? true : false);
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}
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@end
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