Mercurial > repos > blastem
annotate io.h @ 1120:e9369d6f0101
Somewhat broken implementation of Mode 4
author | Michael Pavone <pavone@retrodev.com> |
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date | Tue, 27 Dec 2016 11:31:17 -0800 |
parents | fe8c79f82c22 |
children | 3e24de8d8073 |
rev | line source |
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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 #include "tern.h" |
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10 #include "romdb.h" |
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11 |
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12 enum { |
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13 IO_GAMEPAD3, |
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14 IO_GAMEPAD6, |
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15 IO_MOUSE, |
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16 IO_SATURN_KEYBOARD, |
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17 IO_MENACER, |
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18 IO_JUSTIFIER, |
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19 IO_SEGA_MULTI, |
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20 IO_EA_MULTI_A, |
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21 IO_EA_MULTI_B, |
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22 IO_SEGA_PARALLEL, |
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23 IO_GENERIC, |
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24 IO_NONE |
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25 }; |
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26 |
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27 typedef struct { |
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28 union { |
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29 struct { |
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30 uint32_t timeout_cycle; |
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31 uint16_t th_counter; |
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32 uint16_t gamepad_num; |
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33 } pad; |
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34 struct { |
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35 int data_fd; |
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36 int listen_fd; |
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37 } stream; |
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38 struct { |
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39 uint32_t ready_cycle; |
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40 uint16_t last_read_x; |
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41 uint16_t last_read_y; |
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42 uint16_t cur_x; |
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43 uint16_t cur_y; |
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44 uint16_t latched_x; |
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45 uint16_t latched_y; |
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46 uint8_t tr_counter; |
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47 uint8_t mouse_num; |
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48 } mouse; |
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49 struct { |
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50 uint16_t events[8]; |
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51 uint8_t read_pos; |
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52 uint8_t write_pos; |
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53 uint8_t tr_counter; |
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54 } keyboard; |
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55 } device; |
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56 uint8_t output; |
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57 uint8_t control; |
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58 uint8_t input[3]; |
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59 uint8_t device_type; |
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60 } io_port; |
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61 |
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62 typedef struct { |
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63 io_port ports[3]; |
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64 uint8_t mouse_mode; |
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65 uint8_t mouse_captured; |
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66 } sega_io; |
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67 |
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68 #define GAMEPAD_TH0 0 |
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69 #define GAMEPAD_TH1 1 |
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70 #define GAMEPAD_EXTRA 2 |
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71 #define GAMEPAD_NONE 0xF |
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72 |
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73 #define IO_TH0 0 |
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74 #define IO_TH1 1 |
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75 #define IO_STATE 2 |
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76 |
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77 enum { |
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78 IO_WRITE_PENDING, |
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79 IO_WRITTEN, |
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80 IO_READ_PENDING, |
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81 IO_READ |
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82 }; |
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83 |
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84 typedef struct genesis_context genesis_context; |
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85 |
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86 void set_keybindings(sega_io *io); |
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87 void map_all_bindings(sega_io *io); |
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88 void setup_io_devices(tern_node * config, rom_info *rom, sega_io *io); |
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89 void io_adjust_cycles(io_port * pad, uint32_t current_cycle, uint32_t deduction); |
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90 void io_data_write(io_port * pad, uint8_t value, uint32_t current_cycle); |
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91 uint8_t io_data_read(io_port * pad, uint32_t current_cycle); |
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92 void handle_keydown(int keycode, uint8_t scancode); |
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93 void handle_keyup(int keycode, uint8_t scancode); |
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94 void handle_joydown(int joystick, int button); |
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95 void handle_joyup(int joystick, int button); |
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96 void handle_joy_dpad(int joystick, int dpad, uint8_t state); |
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97 void handle_mouse_moved(int mouse, uint16_t x, uint16_t y, int16_t deltax, int16_t deltay); |
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98 void handle_mousedown(int mouse, int button); |
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99 void handle_mouseup(int mouse, int button); |
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100 |
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101 #endif //IO_H_ |
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102 |