2016-10-12 23:20:23 +00:00
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//
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// Video.hpp
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// Clock Signal
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//
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// Created by Thomas Harte on 12/10/2016.
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// Copyright © 2016 Thomas Harte. All rights reserved.
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//
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#ifndef Video_hpp
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#define Video_hpp
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#include "../../Outputs/CRT/CRT.hpp"
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namespace Oric {
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class VideoOutput {
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public:
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VideoOutput(uint8_t *memory);
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2016-10-13 01:29:21 +00:00
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std::shared_ptr<Outputs::CRT::CRT> get_crt();
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2016-10-12 23:20:23 +00:00
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void run_for_cycles(int number_of_cycles);
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private:
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uint8_t *_ram;
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2016-10-13 01:29:21 +00:00
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std::shared_ptr<Outputs::CRT::CRT> _crt;
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// Counters
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int _counter, _frame_counter;
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// Output state
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enum State {
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Blank, Sync, Pixels
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} _state;
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unsigned int _cycles_in_state;
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uint8_t *_pixel_target;
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// Registers
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uint8_t _ink, _style, _paper;
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2016-10-13 11:59:11 +00:00
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int _character_set_base_address;
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2016-10-13 01:52:47 +00:00
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bool _is_graphics_mode;
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2016-10-12 23:20:23 +00:00
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};
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}
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#endif /* Video_hpp */
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