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62 lines
1.2 KiB
C++
62 lines
1.2 KiB
C++
//
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// Oric.hpp
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// Clock Signal
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//
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// Created by Thomas Harte on 06/11/2016.
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// Copyright © 2016 Thomas Harte. All rights reserved.
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//
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#ifndef Storage_Tape_Parsers_Oric_hpp
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#define Storage_Tape_Parsers_Oric_hpp
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#include "TapeParser.hpp"
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namespace Storage {
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namespace Tape {
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namespace Oric {
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enum class WaveType {
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Short, // i.e. 416µs
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Medium, // i.e. 624µs
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Long, // i.e. 832µs
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Unrecognised
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};
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enum class SymbolType {
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One, Zero, FoundFast, FoundSlow
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};
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class Parser: public Storage::Tape::PulseClassificationParser<WaveType, SymbolType> {
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public:
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int get_next_byte(const std::shared_ptr<Storage::Tape::Tape> &tape, bool use_fast_encoding);
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bool sync_and_get_encoding_speed(const std::shared_ptr<Storage::Tape::Tape> &tape);
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private:
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void process_pulse(const Storage::Tape::Tape::Pulse &pulse);
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void inspect_waves(const std::vector<WaveType> &waves);
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enum DetectionMode {
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FastData,
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SlowData,
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FastZero,
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SlowZero,
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Sync
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} detection_mode_;
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bool wave_was_high_;
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float cycle_length_;
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struct Pattern
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{
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WaveType type;
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int count;
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};
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size_t pattern_matching_depth(const std::vector<WaveType> &waves, Pattern *pattern);
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};
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}
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}
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}
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#endif /* Oric_hpp */
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