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This allows the Macintosh to ensure that the IWM is kept up just-in-time with drive speed changes.
46 lines
874 B
C++
46 lines
874 B
C++
//
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// DriveSpeedAccumulator.hpp
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// Clock Signal
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//
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// Created by Thomas Harte on 01/06/2019.
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// Copyright © 2019 Thomas Harte. All rights reserved.
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//
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#ifndef DriveSpeedAccumulator_hpp
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#define DriveSpeedAccumulator_hpp
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#include <array>
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#include <cstddef>
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#include <cstdint>
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namespace Apple {
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namespace Macintosh {
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class DriveSpeedAccumulator {
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public:
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/*!
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Accepts fetched motor control values.
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*/
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void post_sample(uint8_t sample);
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struct Delegate {
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virtual void drive_speed_accumulator_set_drive_speed(DriveSpeedAccumulator *, float speed) = 0;
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};
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/*!
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Sets the delegate to receive drive speed changes.
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*/
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void set_delegate(Delegate *delegate) {
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delegate_ = delegate;;
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}
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private:
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std::array<uint8_t, 20> samples_;
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std::size_t sample_pointer_ = 0;
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Delegate *delegate_ = nullptr;
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};
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}
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}
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#endif /* DriveSpeedAccumulator_hpp */
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