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annotate io.h @ 504:7b0df1aaf384

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Add support for left and right shift keys
author Mike Pavone <pavone@retrodev.com>
date Thu, 31 Oct 2013 01:00:32 -0700
parents 140af5509ce7
children d77c79cec800
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1 /*
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2 Copyright 2013 Michael Pavone
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3 This file is part of BlastEm.
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4 BlastEm is free software distributed under the terms of the GNU General Public License version 3 or greater. See COPYING for full license text.
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5 */
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6 #ifndef IO_H_
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7 #define IO_H_
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8 #include <stdint.h>
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9
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10 typedef struct {
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11 uint32_t th_counter;
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12 uint32_t timeout_cycle;
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13 uint8_t output;
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14 uint8_t control;
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15 uint8_t input[3];
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16 } io_port;
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17
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18 #define GAMEPAD_TH0 0
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19 #define GAMEPAD_TH1 1
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20 #define GAMEPAD_EXTRA 2
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21 #define GAMEPAD_NONE 0xF
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22
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23 void set_keybindings();
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24 void io_adjust_cycles(io_port * pad, uint32_t current_cycle, uint32_t deduction);
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25 void io_data_write(io_port * pad, uint8_t value, uint32_t current_cycle);
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26 uint8_t io_data_read(io_port * pad, uint32_t current_cycle);
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27 void handle_keydown(int keycode);
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28 void handle_keyup(int keycode);
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29 void handle_joydown(int joystick, int button);
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30 void handle_joyup(int joystick, int button);
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31 void handle_joy_dpad(int joystick, int dpad, uint8_t state);
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32
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33 #endif //IO_H_
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