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annotate io.c @ 421:d0cacb4ade0b

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Move IO code to a separate file and do a tiny bit of refactoring
author Mike Pavone <pavone@retrodev.com>
date Tue, 25 Jun 2013 19:20:39 -0700
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children 440efd7d27a9
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421
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1 #include "io.h"
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2 #include "blastem.h"
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3 #include "render.h"
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4
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5 enum {
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6 BIND_NONE,
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7 BIND_GAMEPAD1,
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8 BIND_GAMEPAD2,
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9 BIND_UI
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10 };
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11
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12 typedef enum {
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13 UI_DEBUG_MODE_INC,
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14 UI_DEBUG_PAL_INC,
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15 UI_ENTER_DEBUGGER
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16 } ui_action;
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17
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18 typedef struct {
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19 uint8_t bind_type;
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20 uint8_t subtype_a;
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21 uint8_t subtype_b;
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22 uint8_t value;
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23 } keybinding;
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24
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25 typedef struct {
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26 keybinding bindings[4];
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27 uint8_t state;
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28 } joydpad;
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29
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30 keybinding * bindings[256];
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31 keybinding * joybindings[MAX_JOYSTICKS];
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32 joydpad * joydpads[MAX_JOYSTICKS];
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33 const uint8_t dpadbits[] = {RENDER_DPAD_UP, RENDER_DPAD_DOWN, RENDER_DPAD_LEFT, RENDER_DPAD_RIGHT};
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34
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35 void bind_key(int keycode, uint8_t bind_type, uint8_t subtype_a, uint8_t subtype_b, uint8_t value)
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36 {
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37 int bucket = keycode >> 8 & 0xFF;
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38 if (!bindings[bucket]) {
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39 bindings[bucket] = malloc(sizeof(keybinding) * 256);
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40 memset(bindings[bucket], 0, sizeof(keybinding) * 256);
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41 }
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42 int idx = keycode & 0xFF;
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43 bindings[bucket][idx].bind_type = bind_type;
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44 bindings[bucket][idx].subtype_a = subtype_a;
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45 bindings[bucket][idx].subtype_b = subtype_b;
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46 bindings[bucket][idx].value = value;
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47 }
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48
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49 void bind_button(int joystick, int button, uint8_t bind_type, uint8_t subtype_a, uint8_t subtype_b, uint8_t value)
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50 {
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51 if (joystick >= MAX_JOYSTICKS) {
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52 return;
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53 }
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54 if (!joybindings[joystick]) {
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55 int num = render_joystick_num_buttons(joystick);
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56 if (!num) {
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57 return;
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58 }
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59 joybindings[joystick] = malloc(sizeof(keybinding)*num);
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60 memset(joybindings[joystick], 0, sizeof(keybinding)*num);
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61 }
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62 joybindings[joystick][button].bind_type = bind_type;
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63 joybindings[joystick][button].subtype_a = subtype_a;
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64 joybindings[joystick][button].subtype_b = subtype_b;
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65 joybindings[joystick][button].value = value;
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66 }
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67
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68 void bind_dpad(int joystick, int dpad, int direction, uint8_t bind_type, uint8_t subtype_a, uint8_t subtype_b, uint8_t value)
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69 {
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70 if (joystick >= MAX_JOYSTICKS) {
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71 return;
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72 }
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73 if (!joydpads[joystick]) {
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74 int num = render_joystick_num_hats(joystick);
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75 if (!num) {
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76 return;
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77 }
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78 joydpads[joystick] = malloc(sizeof(joydpad)*num);
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79 memset(joydpads[joystick], 0, sizeof(joydpad)*num);
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80 }
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81 for (int i = 0; i < 4; i ++) {
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82 if (dpadbits[i] & direction) {
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83 joydpads[joystick][dpad].bindings[i].bind_type = bind_type;
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84 joydpads[joystick][dpad].bindings[i].subtype_a = subtype_a;
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85 joydpads[joystick][dpad].bindings[i].subtype_b = subtype_b;
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86 joydpads[joystick][dpad].bindings[i].value = value;
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87 break;
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88 }
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89 }
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90 }
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91
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92 #define GAMEPAD_BUTTON(PRI_SLOT, SEC_SLOT, VALUE) (PRI_SLOT << 12 | SEC_SLOT << 8 | VALUE)
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93
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94 #define DPAD_UP GAMEPAD_BUTTON(GAMEPAD_TH0, GAMEPAD_TH1, 0x01)
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95 #define BUTTON_Z GAMEPAD_BUTTON(GAMEPAD_EXTRA, GAMEPAD_NONE, 0x01)
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96 #define DPAD_DOWN GAMEPAD_BUTTON(GAMEPAD_TH0, GAMEPAD_TH1, 0x02)
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97 #define BUTTON_Y GAMEPAD_BUTTON(GAMEPAD_EXTRA, GAMEPAD_NONE, 0x02)
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98 #define DPAD_LEFT GAMEPAD_BUTTON(GAMEPAD_TH1, GAMEPAD_NONE, 0x04)
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99 #define BUTTON_X GAMEPAD_BUTTON(GAMEPAD_EXTRA, GAMEPAD_NONE, 0x04)
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100 #define DPAD_RIGHT GAMEPAD_BUTTON(GAMEPAD_TH1, GAMEPAD_NONE, 0x08)
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101 #define BUTTON_MODE GAMEPAD_BUTTON(GAMEPAD_EXTRA, GAMEPAD_NONE, 0x08)
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102 #define BUTTON_A GAMEPAD_BUTTON(GAMEPAD_TH0, GAMEPAD_NONE, 0x10)
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103 #define BUTTON_B GAMEPAD_BUTTON(GAMEPAD_TH1, GAMEPAD_NONE, 0x10)
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104 #define BUTTON_START GAMEPAD_BUTTON(GAMEPAD_TH0, GAMEPAD_NONE, 0x20)
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105 #define BUTTON_C GAMEPAD_BUTTON(GAMEPAD_TH1, GAMEPAD_NONE, 0x20)
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106
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107 void bind_gamepad(int keycode, int gamepadnum, int button)
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108 {
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109
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110 if (gamepadnum < 1 || gamepadnum > 2) {
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111 return;
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112 }
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113 uint8_t bind_type = gamepadnum - 1 + BIND_GAMEPAD1;
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114 bind_key(keycode, bind_type, button >> 12, button >> 8 & 0xF, button & 0xFF);
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115 }
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116
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117 void bind_button_gamepad(int joystick, int joybutton, int gamepadnum, int padbutton)
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118 {
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119 if (gamepadnum < 1 || gamepadnum > 2) {
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120 return;
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Mike Pavone <pavone@retrodev.com>
parents:
diff changeset
121 }
d0cacb4ade0b Move IO code to a separate file and do a tiny bit of refactoring
Mike Pavone <pavone@retrodev.com>
parents:
diff changeset
122 uint8_t bind_type = gamepadnum - 1 + BIND_GAMEPAD1;
d0cacb4ade0b Move IO code to a separate file and do a tiny bit of refactoring
Mike Pavone <pavone@retrodev.com>
parents:
diff changeset
123 bind_button(joystick, joybutton, bind_type, padbutton >> 12, padbutton >> 8 & 0xF, padbutton & 0xFF);
d0cacb4ade0b Move IO code to a separate file and do a tiny bit of refactoring
Mike Pavone <pavone@retrodev.com>
parents:
diff changeset
124 }
d0cacb4ade0b Move IO code to a separate file and do a tiny bit of refactoring
Mike Pavone <pavone@retrodev.com>
parents:
diff changeset
125
d0cacb4ade0b Move IO code to a separate file and do a tiny bit of refactoring
Mike Pavone <pavone@retrodev.com>
parents:
diff changeset
126 void bind_dpad_gamepad(int joystick, int dpad, uint8_t direction, int gamepadnum, int button)
d0cacb4ade0b Move IO code to a separate file and do a tiny bit of refactoring
Mike Pavone <pavone@retrodev.com>
parents:
diff changeset
127 {
d0cacb4ade0b Move IO code to a separate file and do a tiny bit of refactoring
Mike Pavone <pavone@retrodev.com>
parents:
diff changeset
128 if (gamepadnum < 1 || gamepadnum > 2) {
d0cacb4ade0b Move IO code to a separate file and do a tiny bit of refactoring
Mike Pavone <pavone@retrodev.com>
parents:
diff changeset
129 return;
d0cacb4ade0b Move IO code to a separate file and do a tiny bit of refactoring
Mike Pavone <pavone@retrodev.com>
parents:
diff changeset
130 }
d0cacb4ade0b Move IO code to a separate file and do a tiny bit of refactoring
Mike Pavone <pavone@retrodev.com>
parents:
diff changeset
131 uint8_t bind_type = gamepadnum - 1 + BIND_GAMEPAD1;
d0cacb4ade0b Move IO code to a separate file and do a tiny bit of refactoring
Mike Pavone <pavone@retrodev.com>
parents:
diff changeset
132 bind_dpad(joystick, dpad, direction, bind_type, button >> 12, button >> 8 & 0xF, button & 0xFF);
d0cacb4ade0b Move IO code to a separate file and do a tiny bit of refactoring
Mike Pavone <pavone@retrodev.com>
parents:
diff changeset
133 }
d0cacb4ade0b Move IO code to a separate file and do a tiny bit of refactoring
Mike Pavone <pavone@retrodev.com>
parents:
diff changeset
134
d0cacb4ade0b Move IO code to a separate file and do a tiny bit of refactoring
Mike Pavone <pavone@retrodev.com>
parents:
diff changeset
135 void bind_ui(int keycode, ui_action action)
d0cacb4ade0b Move IO code to a separate file and do a tiny bit of refactoring
Mike Pavone <pavone@retrodev.com>
parents:
diff changeset
136 {
d0cacb4ade0b Move IO code to a separate file and do a tiny bit of refactoring
Mike Pavone <pavone@retrodev.com>
parents:
diff changeset
137 bind_key(keycode, BIND_UI, action, 0, 0);
d0cacb4ade0b Move IO code to a separate file and do a tiny bit of refactoring
Mike Pavone <pavone@retrodev.com>
parents:
diff changeset
138 }
d0cacb4ade0b Move IO code to a separate file and do a tiny bit of refactoring
Mike Pavone <pavone@retrodev.com>
parents:
diff changeset
139
d0cacb4ade0b Move IO code to a separate file and do a tiny bit of refactoring
Mike Pavone <pavone@retrodev.com>
parents:
diff changeset
140 void handle_binding_down(keybinding * binding)
d0cacb4ade0b Move IO code to a separate file and do a tiny bit of refactoring
Mike Pavone <pavone@retrodev.com>
parents:
diff changeset
141 {
d0cacb4ade0b Move IO code to a separate file and do a tiny bit of refactoring
Mike Pavone <pavone@retrodev.com>
parents:
diff changeset
142 switch(binding->bind_type)
d0cacb4ade0b Move IO code to a separate file and do a tiny bit of refactoring
Mike Pavone <pavone@retrodev.com>
parents:
diff changeset
143 {
d0cacb4ade0b Move IO code to a separate file and do a tiny bit of refactoring
Mike Pavone <pavone@retrodev.com>
parents:
diff changeset
144 case BIND_GAMEPAD1:
d0cacb4ade0b Move IO code to a separate file and do a tiny bit of refactoring
Mike Pavone <pavone@retrodev.com>
parents:
diff changeset
145 case BIND_GAMEPAD2:
d0cacb4ade0b Move IO code to a separate file and do a tiny bit of refactoring
Mike Pavone <pavone@retrodev.com>
parents:
diff changeset
146 if (binding->subtype_a <= GAMEPAD_EXTRA) {
d0cacb4ade0b Move IO code to a separate file and do a tiny bit of refactoring
Mike Pavone <pavone@retrodev.com>
parents:
diff changeset
147 genesis->ports[binding->bind_type - BIND_GAMEPAD1].input[binding->subtype_a] |= binding->value;
d0cacb4ade0b Move IO code to a separate file and do a tiny bit of refactoring
Mike Pavone <pavone@retrodev.com>
parents:
diff changeset
148 }
d0cacb4ade0b Move IO code to a separate file and do a tiny bit of refactoring
Mike Pavone <pavone@retrodev.com>
parents:
diff changeset
149 if (binding->subtype_b <= GAMEPAD_EXTRA) {
d0cacb4ade0b Move IO code to a separate file and do a tiny bit of refactoring
Mike Pavone <pavone@retrodev.com>
parents:
diff changeset
150 genesis->ports[binding->bind_type - BIND_GAMEPAD1].input[binding->subtype_b] |= binding->value;
d0cacb4ade0b Move IO code to a separate file and do a tiny bit of refactoring
Mike Pavone <pavone@retrodev.com>
parents:
diff changeset
151 }
d0cacb4ade0b Move IO code to a separate file and do a tiny bit of refactoring
Mike Pavone <pavone@retrodev.com>
parents:
diff changeset
152 break;
d0cacb4ade0b Move IO code to a separate file and do a tiny bit of refactoring
Mike Pavone <pavone@retrodev.com>
parents:
diff changeset
153 }
d0cacb4ade0b Move IO code to a separate file and do a tiny bit of refactoring
Mike Pavone <pavone@retrodev.com>
parents:
diff changeset
154 }
d0cacb4ade0b Move IO code to a separate file and do a tiny bit of refactoring
Mike Pavone <pavone@retrodev.com>
parents:
diff changeset
155
d0cacb4ade0b Move IO code to a separate file and do a tiny bit of refactoring
Mike Pavone <pavone@retrodev.com>
parents:
diff changeset
156 void handle_keydown(int keycode)
d0cacb4ade0b Move IO code to a separate file and do a tiny bit of refactoring
Mike Pavone <pavone@retrodev.com>
parents:
diff changeset
157 {
d0cacb4ade0b Move IO code to a separate file and do a tiny bit of refactoring
Mike Pavone <pavone@retrodev.com>
parents:
diff changeset
158 int bucket = keycode >> 8 & 0xFF;
d0cacb4ade0b Move IO code to a separate file and do a tiny bit of refactoring
Mike Pavone <pavone@retrodev.com>
parents:
diff changeset
159 if (!bindings[bucket]) {
d0cacb4ade0b Move IO code to a separate file and do a tiny bit of refactoring
Mike Pavone <pavone@retrodev.com>
parents:
diff changeset
160 return;
d0cacb4ade0b Move IO code to a separate file and do a tiny bit of refactoring
Mike Pavone <pavone@retrodev.com>
parents:
diff changeset
161 }
d0cacb4ade0b Move IO code to a separate file and do a tiny bit of refactoring
Mike Pavone <pavone@retrodev.com>
parents:
diff changeset
162 int idx = keycode & 0xFF;
d0cacb4ade0b Move IO code to a separate file and do a tiny bit of refactoring
Mike Pavone <pavone@retrodev.com>
parents:
diff changeset
163 keybinding * binding = bindings[bucket] + idx;
d0cacb4ade0b Move IO code to a separate file and do a tiny bit of refactoring
Mike Pavone <pavone@retrodev.com>
parents:
diff changeset
164 handle_binding_down(binding);
d0cacb4ade0b Move IO code to a separate file and do a tiny bit of refactoring
Mike Pavone <pavone@retrodev.com>
parents:
diff changeset
165 }
d0cacb4ade0b Move IO code to a separate file and do a tiny bit of refactoring
Mike Pavone <pavone@retrodev.com>
parents:
diff changeset
166
d0cacb4ade0b Move IO code to a separate file and do a tiny bit of refactoring
Mike Pavone <pavone@retrodev.com>
parents:
diff changeset
167 void handle_joydown(int joystick, int button)
d0cacb4ade0b Move IO code to a separate file and do a tiny bit of refactoring
Mike Pavone <pavone@retrodev.com>
parents:
diff changeset
168 {
d0cacb4ade0b Move IO code to a separate file and do a tiny bit of refactoring
Mike Pavone <pavone@retrodev.com>
parents:
diff changeset
169 if (!joybindings[joystick]) {
d0cacb4ade0b Move IO code to a separate file and do a tiny bit of refactoring
Mike Pavone <pavone@retrodev.com>
parents:
diff changeset
170 return;
d0cacb4ade0b Move IO code to a separate file and do a tiny bit of refactoring
Mike Pavone <pavone@retrodev.com>
parents:
diff changeset
171 }
d0cacb4ade0b Move IO code to a separate file and do a tiny bit of refactoring
Mike Pavone <pavone@retrodev.com>
parents:
diff changeset
172 keybinding * binding = joybindings[joystick] + button;
d0cacb4ade0b Move IO code to a separate file and do a tiny bit of refactoring
Mike Pavone <pavone@retrodev.com>
parents:
diff changeset
173 handle_binding_down(binding);
d0cacb4ade0b Move IO code to a separate file and do a tiny bit of refactoring
Mike Pavone <pavone@retrodev.com>
parents:
diff changeset
174 }
d0cacb4ade0b Move IO code to a separate file and do a tiny bit of refactoring
Mike Pavone <pavone@retrodev.com>
parents:
diff changeset
175
d0cacb4ade0b Move IO code to a separate file and do a tiny bit of refactoring
Mike Pavone <pavone@retrodev.com>
parents:
diff changeset
176 uint8_t ui_debug_mode = 0;
d0cacb4ade0b Move IO code to a separate file and do a tiny bit of refactoring
Mike Pavone <pavone@retrodev.com>
parents:
diff changeset
177 uint8_t ui_debug_pal = 0;
d0cacb4ade0b Move IO code to a separate file and do a tiny bit of refactoring
Mike Pavone <pavone@retrodev.com>
parents:
diff changeset
178
d0cacb4ade0b Move IO code to a separate file and do a tiny bit of refactoring
Mike Pavone <pavone@retrodev.com>
parents:
diff changeset
179 void handle_binding_up(keybinding * binding)
d0cacb4ade0b Move IO code to a separate file and do a tiny bit of refactoring
Mike Pavone <pavone@retrodev.com>
parents:
diff changeset
180 {
d0cacb4ade0b Move IO code to a separate file and do a tiny bit of refactoring
Mike Pavone <pavone@retrodev.com>
parents:
diff changeset
181 switch(binding->bind_type)
d0cacb4ade0b Move IO code to a separate file and do a tiny bit of refactoring
Mike Pavone <pavone@retrodev.com>
parents:
diff changeset
182 {
d0cacb4ade0b Move IO code to a separate file and do a tiny bit of refactoring
Mike Pavone <pavone@retrodev.com>
parents:
diff changeset
183 case BIND_GAMEPAD1:
d0cacb4ade0b Move IO code to a separate file and do a tiny bit of refactoring
Mike Pavone <pavone@retrodev.com>
parents:
diff changeset
184 case BIND_GAMEPAD2:
d0cacb4ade0b Move IO code to a separate file and do a tiny bit of refactoring
Mike Pavone <pavone@retrodev.com>
parents:
diff changeset
185 if (binding->subtype_a <= GAMEPAD_EXTRA) {
d0cacb4ade0b Move IO code to a separate file and do a tiny bit of refactoring
Mike Pavone <pavone@retrodev.com>
parents:
diff changeset
186 genesis->ports[binding->bind_type - BIND_GAMEPAD1].input[binding->subtype_a] &= ~binding->value;
d0cacb4ade0b Move IO code to a separate file and do a tiny bit of refactoring
Mike Pavone <pavone@retrodev.com>
parents:
diff changeset
187 }
d0cacb4ade0b Move IO code to a separate file and do a tiny bit of refactoring
Mike Pavone <pavone@retrodev.com>
parents:
diff changeset
188 if (binding->subtype_b <= GAMEPAD_EXTRA) {
d0cacb4ade0b Move IO code to a separate file and do a tiny bit of refactoring
Mike Pavone <pavone@retrodev.com>
parents:
diff changeset
189 genesis->ports[binding->bind_type - BIND_GAMEPAD1].input[binding->subtype_b] &= ~binding->value;
d0cacb4ade0b Move IO code to a separate file and do a tiny bit of refactoring
Mike Pavone <pavone@retrodev.com>
parents:
diff changeset
190 }
d0cacb4ade0b Move IO code to a separate file and do a tiny bit of refactoring
Mike Pavone <pavone@retrodev.com>
parents:
diff changeset
191 break;
d0cacb4ade0b Move IO code to a separate file and do a tiny bit of refactoring
Mike Pavone <pavone@retrodev.com>
parents:
diff changeset
192 case BIND_UI:
d0cacb4ade0b Move IO code to a separate file and do a tiny bit of refactoring
Mike Pavone <pavone@retrodev.com>
parents:
diff changeset
193 switch (binding->subtype_a)
d0cacb4ade0b Move IO code to a separate file and do a tiny bit of refactoring
Mike Pavone <pavone@retrodev.com>
parents:
diff changeset
194 {
d0cacb4ade0b Move IO code to a separate file and do a tiny bit of refactoring
Mike Pavone <pavone@retrodev.com>
parents:
diff changeset
195 case UI_DEBUG_MODE_INC:
d0cacb4ade0b Move IO code to a separate file and do a tiny bit of refactoring
Mike Pavone <pavone@retrodev.com>
parents:
diff changeset
196 ui_debug_mode++;
d0cacb4ade0b Move IO code to a separate file and do a tiny bit of refactoring
Mike Pavone <pavone@retrodev.com>
parents:
diff changeset
197 if (ui_debug_mode == 4) {
d0cacb4ade0b Move IO code to a separate file and do a tiny bit of refactoring
Mike Pavone <pavone@retrodev.com>
parents:
diff changeset
198 ui_debug_mode = 0;
d0cacb4ade0b Move IO code to a separate file and do a tiny bit of refactoring
Mike Pavone <pavone@retrodev.com>
parents:
diff changeset
199 }
d0cacb4ade0b Move IO code to a separate file and do a tiny bit of refactoring
Mike Pavone <pavone@retrodev.com>
parents:
diff changeset
200 render_debug_mode(ui_debug_mode);
d0cacb4ade0b Move IO code to a separate file and do a tiny bit of refactoring
Mike Pavone <pavone@retrodev.com>
parents:
diff changeset
201 break;
d0cacb4ade0b Move IO code to a separate file and do a tiny bit of refactoring
Mike Pavone <pavone@retrodev.com>
parents:
diff changeset
202 case UI_DEBUG_PAL_INC:
d0cacb4ade0b Move IO code to a separate file and do a tiny bit of refactoring
Mike Pavone <pavone@retrodev.com>
parents:
diff changeset
203 ui_debug_pal++;
d0cacb4ade0b Move IO code to a separate file and do a tiny bit of refactoring
Mike Pavone <pavone@retrodev.com>
parents:
diff changeset
204 if (ui_debug_pal == 4) {
d0cacb4ade0b Move IO code to a separate file and do a tiny bit of refactoring
Mike Pavone <pavone@retrodev.com>
parents:
diff changeset
205 ui_debug_pal = 0;
d0cacb4ade0b Move IO code to a separate file and do a tiny bit of refactoring
Mike Pavone <pavone@retrodev.com>
parents:
diff changeset
206 }
d0cacb4ade0b Move IO code to a separate file and do a tiny bit of refactoring
Mike Pavone <pavone@retrodev.com>
parents:
diff changeset
207 render_debug_pal(ui_debug_pal);
d0cacb4ade0b Move IO code to a separate file and do a tiny bit of refactoring
Mike Pavone <pavone@retrodev.com>
parents:
diff changeset
208 break;
d0cacb4ade0b Move IO code to a separate file and do a tiny bit of refactoring
Mike Pavone <pavone@retrodev.com>
parents:
diff changeset
209 case UI_ENTER_DEBUGGER:
d0cacb4ade0b Move IO code to a separate file and do a tiny bit of refactoring
Mike Pavone <pavone@retrodev.com>
parents:
diff changeset
210 break_on_sync = 1;
d0cacb4ade0b Move IO code to a separate file and do a tiny bit of refactoring
Mike Pavone <pavone@retrodev.com>
parents:
diff changeset
211 break;
d0cacb4ade0b Move IO code to a separate file and do a tiny bit of refactoring
Mike Pavone <pavone@retrodev.com>
parents:
diff changeset
212 }
d0cacb4ade0b Move IO code to a separate file and do a tiny bit of refactoring
Mike Pavone <pavone@retrodev.com>
parents:
diff changeset
213 break;
d0cacb4ade0b Move IO code to a separate file and do a tiny bit of refactoring
Mike Pavone <pavone@retrodev.com>
parents:
diff changeset
214 }
d0cacb4ade0b Move IO code to a separate file and do a tiny bit of refactoring
Mike Pavone <pavone@retrodev.com>
parents:
diff changeset
215 }
d0cacb4ade0b Move IO code to a separate file and do a tiny bit of refactoring
Mike Pavone <pavone@retrodev.com>
parents:
diff changeset
216
d0cacb4ade0b Move IO code to a separate file and do a tiny bit of refactoring
Mike Pavone <pavone@retrodev.com>
parents:
diff changeset
217 void handle_keyup(int keycode)
d0cacb4ade0b Move IO code to a separate file and do a tiny bit of refactoring
Mike Pavone <pavone@retrodev.com>
parents:
diff changeset
218 {
d0cacb4ade0b Move IO code to a separate file and do a tiny bit of refactoring
Mike Pavone <pavone@retrodev.com>
parents:
diff changeset
219 int bucket = keycode >> 8 & 0xFF;
d0cacb4ade0b Move IO code to a separate file and do a tiny bit of refactoring
Mike Pavone <pavone@retrodev.com>
parents:
diff changeset
220 if (!bindings[bucket]) {
d0cacb4ade0b Move IO code to a separate file and do a tiny bit of refactoring
Mike Pavone <pavone@retrodev.com>
parents:
diff changeset
221 return;
d0cacb4ade0b Move IO code to a separate file and do a tiny bit of refactoring
Mike Pavone <pavone@retrodev.com>
parents:
diff changeset
222 }
d0cacb4ade0b Move IO code to a separate file and do a tiny bit of refactoring
Mike Pavone <pavone@retrodev.com>
parents:
diff changeset
223 int idx = keycode & 0xFF;
d0cacb4ade0b Move IO code to a separate file and do a tiny bit of refactoring
Mike Pavone <pavone@retrodev.com>
parents:
diff changeset
224 keybinding * binding = bindings[bucket] + idx;
d0cacb4ade0b Move IO code to a separate file and do a tiny bit of refactoring
Mike Pavone <pavone@retrodev.com>
parents:
diff changeset
225 handle_binding_up(binding);
d0cacb4ade0b Move IO code to a separate file and do a tiny bit of refactoring
Mike Pavone <pavone@retrodev.com>
parents:
diff changeset
226 }
d0cacb4ade0b Move IO code to a separate file and do a tiny bit of refactoring
Mike Pavone <pavone@retrodev.com>
parents:
diff changeset
227
d0cacb4ade0b Move IO code to a separate file and do a tiny bit of refactoring
Mike Pavone <pavone@retrodev.com>
parents:
diff changeset
228 void handle_joyup(int joystick, int button)
d0cacb4ade0b Move IO code to a separate file and do a tiny bit of refactoring
Mike Pavone <pavone@retrodev.com>
parents:
diff changeset
229 {
d0cacb4ade0b Move IO code to a separate file and do a tiny bit of refactoring
Mike Pavone <pavone@retrodev.com>
parents:
diff changeset
230 if (!joybindings[joystick]) {
d0cacb4ade0b Move IO code to a separate file and do a tiny bit of refactoring
Mike Pavone <pavone@retrodev.com>
parents:
diff changeset
231 return;
d0cacb4ade0b Move IO code to a separate file and do a tiny bit of refactoring
Mike Pavone <pavone@retrodev.com>
parents:
diff changeset
232 }
d0cacb4ade0b Move IO code to a separate file and do a tiny bit of refactoring
Mike Pavone <pavone@retrodev.com>
parents:
diff changeset
233 keybinding * binding = joybindings[joystick] + button;
d0cacb4ade0b Move IO code to a separate file and do a tiny bit of refactoring
Mike Pavone <pavone@retrodev.com>
parents:
diff changeset
234 handle_binding_up(binding);
d0cacb4ade0b Move IO code to a separate file and do a tiny bit of refactoring
Mike Pavone <pavone@retrodev.com>
parents:
diff changeset
235 }
d0cacb4ade0b Move IO code to a separate file and do a tiny bit of refactoring
Mike Pavone <pavone@retrodev.com>
parents:
diff changeset
236
d0cacb4ade0b Move IO code to a separate file and do a tiny bit of refactoring
Mike Pavone <pavone@retrodev.com>
parents:
diff changeset
237 void handle_joy_dpad(int joystick, int dpadnum, uint8_t value)
d0cacb4ade0b Move IO code to a separate file and do a tiny bit of refactoring
Mike Pavone <pavone@retrodev.com>
parents:
diff changeset
238 {
d0cacb4ade0b Move IO code to a separate file and do a tiny bit of refactoring
Mike Pavone <pavone@retrodev.com>
parents:
diff changeset
239 if (!joydpads[joystick]) {
d0cacb4ade0b Move IO code to a separate file and do a tiny bit of refactoring
Mike Pavone <pavone@retrodev.com>
parents:
diff changeset
240 return;
d0cacb4ade0b Move IO code to a separate file and do a tiny bit of refactoring
Mike Pavone <pavone@retrodev.com>
parents:
diff changeset
241 }
d0cacb4ade0b Move IO code to a separate file and do a tiny bit of refactoring
Mike Pavone <pavone@retrodev.com>
parents:
diff changeset
242 joydpad * dpad = joydpads[joystick] + dpadnum;
d0cacb4ade0b Move IO code to a separate file and do a tiny bit of refactoring
Mike Pavone <pavone@retrodev.com>
parents:
diff changeset
243 uint8_t newdown = (value ^ dpad->state) & value;
d0cacb4ade0b Move IO code to a separate file and do a tiny bit of refactoring
Mike Pavone <pavone@retrodev.com>
parents:
diff changeset
244 uint8_t newup = ((~value) ^ (~dpad->state)) & (~value);
d0cacb4ade0b Move IO code to a separate file and do a tiny bit of refactoring
Mike Pavone <pavone@retrodev.com>
parents:
diff changeset
245 dpad->state = value;
d0cacb4ade0b Move IO code to a separate file and do a tiny bit of refactoring
Mike Pavone <pavone@retrodev.com>
parents:
diff changeset
246 for (int i = 0; i < 4; i++) {
d0cacb4ade0b Move IO code to a separate file and do a tiny bit of refactoring
Mike Pavone <pavone@retrodev.com>
parents:
diff changeset
247 if (newdown & dpadbits[i]) {
d0cacb4ade0b Move IO code to a separate file and do a tiny bit of refactoring
Mike Pavone <pavone@retrodev.com>
parents:
diff changeset
248 handle_binding_down(dpad->bindings + i);
d0cacb4ade0b Move IO code to a separate file and do a tiny bit of refactoring
Mike Pavone <pavone@retrodev.com>
parents:
diff changeset
249 } else if(newup & dpadbits[i]) {
d0cacb4ade0b Move IO code to a separate file and do a tiny bit of refactoring
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250 handle_binding_up(dpad->bindings + i);
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251 }
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252 }
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253 }
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diff changeset
254
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diff changeset
255 void set_keybindings()
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256 {
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257 bind_gamepad(RENDERKEY_UP, 1, DPAD_UP);
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258 bind_gamepad(RENDERKEY_DOWN, 1, DPAD_DOWN);
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259 bind_gamepad(RENDERKEY_LEFT, 1, DPAD_LEFT);
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260 bind_gamepad(RENDERKEY_RIGHT, 1, DPAD_RIGHT);
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261 bind_gamepad('a', 1, BUTTON_A);
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262 bind_gamepad('s', 1, BUTTON_B);
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263 bind_gamepad('d', 1, BUTTON_C);
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264 bind_gamepad('q', 1, BUTTON_X);
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265 bind_gamepad('w', 1, BUTTON_Y);
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266 bind_gamepad('e', 1, BUTTON_Z);
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267 bind_gamepad('\r', 1, BUTTON_START);
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268 bind_gamepad('f', 1, BUTTON_MODE);
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269 bind_ui('[', UI_DEBUG_MODE_INC);
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270 bind_ui(']', UI_DEBUG_PAL_INC);
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271 bind_ui('u', UI_ENTER_DEBUGGER);
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272
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273 bind_dpad_gamepad(0, 0, RENDER_DPAD_UP, 2, DPAD_UP);
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274 bind_dpad_gamepad(0, 0, RENDER_DPAD_DOWN, 2, DPAD_DOWN);
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275 bind_dpad_gamepad(0, 0, RENDER_DPAD_LEFT, 2, DPAD_LEFT);
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276 bind_dpad_gamepad(0, 0, RENDER_DPAD_RIGHT, 2, DPAD_RIGHT);
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277 bind_button_gamepad(0, 0, 2, BUTTON_A);
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278 bind_button_gamepad(0, 1, 2, BUTTON_B);
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279 bind_button_gamepad(0, 2, 2, BUTTON_C);
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280 bind_button_gamepad(0, 3, 2, BUTTON_X);
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281 bind_button_gamepad(0, 4, 2, BUTTON_Y);
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282 bind_button_gamepad(0, 5, 2, BUTTON_Z);
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283 bind_button_gamepad(0, 6, 2, BUTTON_START);
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284 bind_button_gamepad(0, 7, 2, BUTTON_MODE);
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285 }
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286
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287 #define TH 0x40
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diff changeset
288 #define TH_TIMEOUT 8000
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289
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290 void io_adjust_cycles(io_port * pad, uint32_t current_cycle, uint32_t deduction)
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291 {
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292 /*uint8_t control = pad->control | 0x80;
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293 uint8_t th = control & pad->output;
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294 if (pad->input[GAMEPAD_TH0] || pad->input[GAMEPAD_TH1]) {
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295 printf("adjust_cycles | control: %X, TH: %X, GAMEPAD_TH0: %X, GAMEPAD_TH1: %X, TH Counter: %d, Timeout: %d, Cycle: %d\n", control, th, pad->input[GAMEPAD_TH0], pad->input[GAMEPAD_TH1], pad->th_counter,pad->timeout_cycle, current_cycle);
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diff changeset
296 }*/
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297 if (current_cycle >= pad->timeout_cycle) {
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298 pad->th_counter = 0;
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diff changeset
299 } else {
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diff changeset
300 pad->timeout_cycle -= deduction;
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301 }
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diff changeset
302 }
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diff changeset
303
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diff changeset
304 void io_data_write(io_port * pad, uint8_t value, uint32_t current_cycle)
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diff changeset
305 {
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diff changeset
306 if (pad->control & TH) {
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diff changeset
307 //check if TH has changed
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diff changeset
308 if ((pad->output & TH) ^ (value & TH)) {
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diff changeset
309 if (current_cycle >= pad->timeout_cycle) {
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diff changeset
310 pad->th_counter = 0;
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diff changeset
311 }
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diff changeset
312 if (!(value & TH)) {
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diff changeset
313 pad->th_counter++;
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diff changeset
314 }
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diff changeset
315 pad->timeout_cycle = current_cycle + TH_TIMEOUT;
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diff changeset
316 }
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parents:
diff changeset
317 }
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diff changeset
318 pad->output = value;
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diff changeset
319 }
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parents:
diff changeset
320
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diff changeset
321 uint8_t io_data_read(io_port * pad, uint32_t current_cycle)
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parents:
diff changeset
322 {
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diff changeset
323 uint8_t control = pad->control | 0x80;
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parents:
diff changeset
324 uint8_t th = control & pad->output;
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parents:
diff changeset
325 uint8_t input;
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parents:
diff changeset
326 if (current_cycle >= pad->timeout_cycle) {
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parents:
diff changeset
327 pad->th_counter = 0;
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parents:
diff changeset
328 }
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parents:
diff changeset
329 /*if (pad->input[GAMEPAD_TH0] || pad->input[GAMEPAD_TH1]) {
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parents:
diff changeset
330 printf("io_data_read | control: %X, TH: %X, GAMEPAD_TH0: %X, GAMEPAD_TH1: %X, TH Counter: %d, Timeout: %d, Cycle: %d\n", control, th, pad->input[GAMEPAD_TH0], pad->input[GAMEPAD_TH1], pad->th_counter,pad->timeout_cycle, context->current_cycle);
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parents:
diff changeset
331 }*/
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parents:
diff changeset
332 if (th) {
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parents:
diff changeset
333 if (pad->th_counter == 3) {
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parents:
diff changeset
334 input = pad->input[GAMEPAD_EXTRA];
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parents:
diff changeset
335 } else {
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parents:
diff changeset
336 input = pad->input[GAMEPAD_TH1];
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parents:
diff changeset
337 }
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Mike Pavone <pavone@retrodev.com>
parents:
diff changeset
338 } else {
d0cacb4ade0b Move IO code to a separate file and do a tiny bit of refactoring
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parents:
diff changeset
339 if (pad->th_counter == 3) {
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parents:
diff changeset
340 input = pad->input[GAMEPAD_TH0] | 0xF;
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parents:
diff changeset
341 } else if(pad->th_counter == 4) {
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parents:
diff changeset
342 input = pad->input[GAMEPAD_TH0] & 0x30;
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parents:
diff changeset
343 } else {
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parents:
diff changeset
344 input = pad->input[GAMEPAD_TH0] | 0xC;
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parents:
diff changeset
345 }
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parents:
diff changeset
346 }
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parents:
diff changeset
347 uint8_t value = ((~input) & (~control)) | (pad->output & control);
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parents:
diff changeset
348 /*if (pad->input[GAMEPAD_TH0] || pad->input[GAMEPAD_TH1]) {
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parents:
diff changeset
349 printf ("value: %X\n", value);
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parents:
diff changeset
350 }*/
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parents:
diff changeset
351 return value;
d0cacb4ade0b Move IO code to a separate file and do a tiny bit of refactoring
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parents:
diff changeset
352 }
d0cacb4ade0b Move IO code to a separate file and do a tiny bit of refactoring
Mike Pavone <pavone@retrodev.com>
parents:
diff changeset
353
d0cacb4ade0b Move IO code to a separate file and do a tiny bit of refactoring
Mike Pavone <pavone@retrodev.com>
parents:
diff changeset
354