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62 lines
1.4 KiB
Plaintext
62 lines
1.4 KiB
Plaintext
//
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// DigitalPhaseLockedLoopBridge.m
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// Clock Signal
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//
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// Created by Thomas Harte on 12/07/2016.
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// Copyright © 2016 Thomas Harte. All rights reserved.
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//
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#import "DigitalPhaseLockedLoopBridge.h"
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#include "DigitalPhaseLockedLoop.hpp"
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#include <memory>
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@interface DigitalPhaseLockedLoopBridge(BitPushing)
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- (void)pushBit:(int)value;
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@end
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class DigitalPhaseLockedLoopDelegate: public Storage::DigitalPhaseLockedLoop::Delegate {
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public:
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__weak DigitalPhaseLockedLoopBridge *bridge;
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void digital_phase_locked_loop_output_bit(int value)
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{
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[bridge pushBit:value ? 1 : 0];
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}
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};
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@implementation DigitalPhaseLockedLoopBridge
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{
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std::unique_ptr<Storage::DigitalPhaseLockedLoop> _digitalPhaseLockedLoop;
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DigitalPhaseLockedLoopDelegate _delegate;
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}
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- (instancetype)initWithClocksPerBit:(NSUInteger)clocksPerBit tolerance:(NSUInteger)tolerance historyLength:(NSUInteger)historyLength
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{
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self = [super init];
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if(self)
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{
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_digitalPhaseLockedLoop.reset(new Storage::DigitalPhaseLockedLoop((unsigned int)clocksPerBit, (unsigned int)tolerance, (unsigned int)historyLength));
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_delegate.bridge = self;
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_digitalPhaseLockedLoop->set_delegate(&_delegate);
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}
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return self;
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}
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- (void)runForCycles:(NSUInteger)cycles
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{
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_digitalPhaseLockedLoop->run_for_cycles((unsigned int)cycles);
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}
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- (void)addPulse
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{
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_digitalPhaseLockedLoop->add_pulse();
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}
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- (void)pushBit:(int)value
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{
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_stream = (_stream << 1) | value;
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}
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@end
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