Mercurial > repos > blastem
annotate io.c @ 464:226ed16b1fb6
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author | Mike Pavone <pavone@retrodev.com> |
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date | Tue, 10 Sep 2013 20:36:05 -0700 |
parents | b7c3b2d22858 |
children | 140af5509ce7 |
rev | line source |
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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_SAVE_STATE, |
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17 UI_EXIT |
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18 } ui_action; |
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19 |
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20 typedef struct { |
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21 uint8_t bind_type; |
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22 uint8_t subtype_a; |
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23 uint8_t subtype_b; |
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24 uint8_t value; |
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25 } keybinding; |
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26 |
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27 typedef struct { |
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28 keybinding bindings[4]; |
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29 uint8_t state; |
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30 } joydpad; |
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31 |
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32 keybinding * bindings[256]; |
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33 keybinding * joybindings[MAX_JOYSTICKS]; |
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34 joydpad * joydpads[MAX_JOYSTICKS]; |
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35 const uint8_t dpadbits[] = {RENDER_DPAD_UP, RENDER_DPAD_DOWN, RENDER_DPAD_LEFT, RENDER_DPAD_RIGHT}; |
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36 |
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37 void bind_key(int keycode, uint8_t bind_type, uint8_t subtype_a, uint8_t subtype_b, uint8_t value) |
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38 { |
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39 int bucket = keycode >> 8 & 0xFF; |
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40 if (!bindings[bucket]) { |
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41 bindings[bucket] = malloc(sizeof(keybinding) * 256); |
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42 memset(bindings[bucket], 0, sizeof(keybinding) * 256); |
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43 } |
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44 int idx = keycode & 0xFF; |
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45 bindings[bucket][idx].bind_type = bind_type; |
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46 bindings[bucket][idx].subtype_a = subtype_a; |
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47 bindings[bucket][idx].subtype_b = subtype_b; |
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48 bindings[bucket][idx].value = value; |
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49 } |
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50 |
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51 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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52 { |
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53 if (joystick >= MAX_JOYSTICKS) { |
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54 return; |
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55 } |
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56 if (!joybindings[joystick]) { |
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57 int num = render_joystick_num_buttons(joystick); |
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58 if (!num) { |
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59 return; |
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60 } |
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61 joybindings[joystick] = malloc(sizeof(keybinding)*num); |
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62 memset(joybindings[joystick], 0, sizeof(keybinding)*num); |
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63 } |
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64 joybindings[joystick][button].bind_type = bind_type; |
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65 joybindings[joystick][button].subtype_a = subtype_a; |
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66 joybindings[joystick][button].subtype_b = subtype_b; |
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67 joybindings[joystick][button].value = value; |
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68 } |
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69 |
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70 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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71 { |
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72 if (joystick >= MAX_JOYSTICKS) { |
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73 return; |
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74 } |
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75 if (!joydpads[joystick]) { |
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76 int num = render_joystick_num_hats(joystick); |
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77 if (!num) { |
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78 return; |
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79 } |
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80 joydpads[joystick] = malloc(sizeof(joydpad)*num); |
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81 memset(joydpads[joystick], 0, sizeof(joydpad)*num); |
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82 } |
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83 for (int i = 0; i < 4; i ++) { |
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84 if (dpadbits[i] & direction) { |
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85 joydpads[joystick][dpad].bindings[i].bind_type = bind_type; |
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86 joydpads[joystick][dpad].bindings[i].subtype_a = subtype_a; |
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87 joydpads[joystick][dpad].bindings[i].subtype_b = subtype_b; |
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88 joydpads[joystick][dpad].bindings[i].value = value; |
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89 break; |
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90 } |
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91 } |
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92 } |
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93 |
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94 #define GAMEPAD_BUTTON(PRI_SLOT, SEC_SLOT, VALUE) (PRI_SLOT << 12 | SEC_SLOT << 8 | VALUE) |
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95 |
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96 #define DPAD_UP GAMEPAD_BUTTON(GAMEPAD_TH0, GAMEPAD_TH1, 0x01) |
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97 #define BUTTON_Z GAMEPAD_BUTTON(GAMEPAD_EXTRA, GAMEPAD_NONE, 0x01) |
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98 #define DPAD_DOWN GAMEPAD_BUTTON(GAMEPAD_TH0, GAMEPAD_TH1, 0x02) |
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99 #define BUTTON_Y GAMEPAD_BUTTON(GAMEPAD_EXTRA, GAMEPAD_NONE, 0x02) |
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100 #define DPAD_LEFT GAMEPAD_BUTTON(GAMEPAD_TH1, GAMEPAD_NONE, 0x04) |
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101 #define BUTTON_X GAMEPAD_BUTTON(GAMEPAD_EXTRA, GAMEPAD_NONE, 0x04) |
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102 #define DPAD_RIGHT GAMEPAD_BUTTON(GAMEPAD_TH1, GAMEPAD_NONE, 0x08) |
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103 #define BUTTON_MODE GAMEPAD_BUTTON(GAMEPAD_EXTRA, GAMEPAD_NONE, 0x08) |
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104 #define BUTTON_A GAMEPAD_BUTTON(GAMEPAD_TH0, GAMEPAD_NONE, 0x10) |
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105 #define BUTTON_B GAMEPAD_BUTTON(GAMEPAD_TH1, GAMEPAD_NONE, 0x10) |
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106 #define BUTTON_START GAMEPAD_BUTTON(GAMEPAD_TH0, GAMEPAD_NONE, 0x20) |
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107 #define BUTTON_C GAMEPAD_BUTTON(GAMEPAD_TH1, GAMEPAD_NONE, 0x20) |
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108 |
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|
109 void bind_gamepad(int keycode, int gamepadnum, int button) |
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110 { |
451
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444
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111 |
421
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112 if (gamepadnum < 1 || gamepadnum > 2) { |
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113 return; |
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|
114 } |
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115 uint8_t bind_type = gamepadnum - 1 + BIND_GAMEPAD1; |
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116 bind_key(keycode, bind_type, button >> 12, button >> 8 & 0xF, button & 0xFF); |
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|
117 } |
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118 |
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|
119 void bind_button_gamepad(int joystick, int joybutton, int gamepadnum, int padbutton) |
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|
120 { |
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|
121 if (gamepadnum < 1 || gamepadnum > 2) { |
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122 return; |
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|
123 } |
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124 uint8_t bind_type = gamepadnum - 1 + BIND_GAMEPAD1; |
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|
125 bind_button(joystick, joybutton, bind_type, padbutton >> 12, padbutton >> 8 & 0xF, padbutton & 0xFF); |
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|
126 } |
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127 |
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|
128 void bind_dpad_gamepad(int joystick, int dpad, uint8_t direction, int gamepadnum, int button) |
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129 { |
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130 if (gamepadnum < 1 || gamepadnum > 2) { |
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131 return; |
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132 } |
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133 uint8_t bind_type = gamepadnum - 1 + BIND_GAMEPAD1; |
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134 bind_dpad(joystick, dpad, direction, bind_type, button >> 12, button >> 8 & 0xF, button & 0xFF); |
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|
135 } |
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|
136 |
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|
137 void bind_ui(int keycode, ui_action action) |
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|
138 { |
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|
139 bind_key(keycode, BIND_UI, action, 0, 0); |
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|
140 } |
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|
141 |
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|
142 void handle_binding_down(keybinding * binding) |
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|
143 { |
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|
144 switch(binding->bind_type) |
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|
145 { |
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|
146 case BIND_GAMEPAD1: |
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|
147 case BIND_GAMEPAD2: |
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|
148 if (binding->subtype_a <= GAMEPAD_EXTRA) { |
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|
149 genesis->ports[binding->bind_type - BIND_GAMEPAD1].input[binding->subtype_a] |= binding->value; |
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|
150 } |
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|
151 if (binding->subtype_b <= GAMEPAD_EXTRA) { |
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152 genesis->ports[binding->bind_type - BIND_GAMEPAD1].input[binding->subtype_b] |= binding->value; |
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|
153 } |
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|
154 break; |
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|
155 } |
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|
156 } |
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|
157 |
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|
158 void handle_keydown(int keycode) |
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|
159 { |
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|
160 int bucket = keycode >> 8 & 0xFF; |
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|
161 if (!bindings[bucket]) { |
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|
162 return; |
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|
163 } |
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|
164 int idx = keycode & 0xFF; |
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|
165 keybinding * binding = bindings[bucket] + idx; |
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|
166 handle_binding_down(binding); |
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|
167 } |
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|
168 |
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diff
changeset
|
169 void handle_joydown(int joystick, int button) |
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|
170 { |
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|
171 if (!joybindings[joystick]) { |
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|
172 return; |
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|
173 } |
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|
174 keybinding * binding = joybindings[joystick] + button; |
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diff
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|
175 handle_binding_down(binding); |
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parents:
diff
changeset
|
176 } |
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diff
changeset
|
177 |
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diff
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|
178 uint8_t ui_debug_mode = 0; |
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|
179 uint8_t ui_debug_pal = 0; |
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parents:
diff
changeset
|
180 |
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parents:
diff
changeset
|
181 void handle_binding_up(keybinding * binding) |
d0cacb4ade0b
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diff
changeset
|
182 { |
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diff
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|
183 switch(binding->bind_type) |
d0cacb4ade0b
Move IO code to a separate file and do a tiny bit of refactoring
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parents:
diff
changeset
|
184 { |
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Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
185 case BIND_GAMEPAD1: |
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parents:
diff
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|
186 case BIND_GAMEPAD2: |
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diff
changeset
|
187 if (binding->subtype_a <= GAMEPAD_EXTRA) { |
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parents:
diff
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|
188 genesis->ports[binding->bind_type - BIND_GAMEPAD1].input[binding->subtype_a] &= ~binding->value; |
d0cacb4ade0b
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parents:
diff
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|
189 } |
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parents:
diff
changeset
|
190 if (binding->subtype_b <= GAMEPAD_EXTRA) { |
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parents:
diff
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|
191 genesis->ports[binding->bind_type - BIND_GAMEPAD1].input[binding->subtype_b] &= ~binding->value; |
d0cacb4ade0b
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parents:
diff
changeset
|
192 } |
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parents:
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|
193 break; |
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Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
194 case BIND_UI: |
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parents:
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|
195 switch (binding->subtype_a) |
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parents:
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|
196 { |
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parents:
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|
197 case UI_DEBUG_MODE_INC: |
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diff
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|
198 ui_debug_mode++; |
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diff
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|
199 if (ui_debug_mode == 4) { |
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parents:
diff
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|
200 ui_debug_mode = 0; |
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Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
201 } |
437
afbea09d7fb4
Restore one of the VDP debugging modes
Mike Pavone <pavone@retrodev.com>
parents:
432
diff
changeset
|
202 genesis->vdp->debug = ui_debug_mode; |
421
d0cacb4ade0b
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parents:
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|
203 break; |
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parents:
diff
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|
204 case UI_DEBUG_PAL_INC: |
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parents:
diff
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|
205 ui_debug_pal++; |
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parents:
diff
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|
206 if (ui_debug_pal == 4) { |
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parents:
diff
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|
207 ui_debug_pal = 0; |
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Mike Pavone <pavone@retrodev.com>
parents:
diff
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|
208 } |
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Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
209 render_debug_pal(ui_debug_pal); |
d0cacb4ade0b
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parents:
diff
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|
210 break; |
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Mike Pavone <pavone@retrodev.com>
parents:
diff
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|
211 case UI_ENTER_DEBUGGER: |
d0cacb4ade0b
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Mike Pavone <pavone@retrodev.com>
parents:
diff
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|
212 break_on_sync = 1; |
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Mike Pavone <pavone@retrodev.com>
parents:
diff
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|
213 break; |
451
b7c3b2d22858
Added support for saving savestates. Added gst savestate format test harness
Mike Pavone <pavone@retrodev.com>
parents:
444
diff
changeset
|
214 case UI_SAVE_STATE: |
b7c3b2d22858
Added support for saving savestates. Added gst savestate format test harness
Mike Pavone <pavone@retrodev.com>
parents:
444
diff
changeset
|
215 save_state = 1; |
b7c3b2d22858
Added support for saving savestates. Added gst savestate format test harness
Mike Pavone <pavone@retrodev.com>
parents:
444
diff
changeset
|
216 break; |
444
cc754a309ead
Add fullscreen support and add a keybinding for exiting the emulator
Mike Pavone <pavone@retrodev.com>
parents:
437
diff
changeset
|
217 case UI_EXIT: |
cc754a309ead
Add fullscreen support and add a keybinding for exiting the emulator
Mike Pavone <pavone@retrodev.com>
parents:
437
diff
changeset
|
218 exit(0); |
421
d0cacb4ade0b
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Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
219 } |
d0cacb4ade0b
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Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
220 break; |
d0cacb4ade0b
Move IO code to a separate file and do a tiny bit of refactoring
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
221 } |
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222 } |
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223 |
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224 void handle_keyup(int keycode) |
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225 { |
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226 int bucket = keycode >> 8 & 0xFF; |
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227 if (!bindings[bucket]) { |
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228 return; |
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229 } |
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230 int idx = keycode & 0xFF; |
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231 keybinding * binding = bindings[bucket] + idx; |
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232 handle_binding_up(binding); |
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233 } |
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234 |
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235 void handle_joyup(int joystick, int button) |
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236 { |
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237 if (!joybindings[joystick]) { |
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238 return; |
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239 } |
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240 keybinding * binding = joybindings[joystick] + button; |
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241 handle_binding_up(binding); |
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242 } |
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243 |
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244 void handle_joy_dpad(int joystick, int dpadnum, uint8_t value) |
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245 { |
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246 if (!joydpads[joystick]) { |
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247 return; |
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248 } |
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249 joydpad * dpad = joydpads[joystick] + dpadnum; |
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250 uint8_t newdown = (value ^ dpad->state) & value; |
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251 uint8_t newup = ((~value) ^ (~dpad->state)) & (~value); |
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252 dpad->state = value; |
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253 for (int i = 0; i < 4; i++) { |
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254 if (newdown & dpadbits[i]) { |
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255 handle_binding_down(dpad->bindings + i); |
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256 } else if(newup & dpadbits[i]) { |
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257 handle_binding_up(dpad->bindings + i); |
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258 } |
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259 } |
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260 } |
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261 |
432
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262 int parse_binding_target(char * target, tern_node * padbuttons, int * ui_out, int * padnum_out, int * padbutton_out) |
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263 { |
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264 int gpadslen = strlen("gamepads."); |
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265 if (!memcmp(target, "gamepads.", gpadslen)) { |
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266 if (target[gpadslen] >= '1' && target[gpadslen] <= '8') { |
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267 int padnum = target[gpadslen] - '0'; |
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268 int button = tern_find_int(padbuttons, target + gpadslen + 1, 0); |
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269 if (button) { |
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270 *padnum_out = padnum; |
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271 *padbutton_out = button; |
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272 return 1; |
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273 } else { |
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274 if (target[gpadslen+1]) { |
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275 fprintf(stderr, "Gamepad mapping string '%s' refers to an invalid button '%s'\n", target, target + gpadslen + 1); |
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276 } else { |
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277 fprintf(stderr, "Gamepad mapping string '%s' has no button component\n", target); |
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278 } |
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279 } |
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280 } else { |
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281 fprintf(stderr, "Gamepad mapping string '%s' refers to an invalid gamepad number %c\n", target, target[gpadslen]); |
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282 } |
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283 } else if(!memcmp(target, "ui.", strlen("ui."))) { |
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284 if (!strcmp(target + 3, "vdp_debug_mode")) { |
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285 *ui_out = UI_DEBUG_MODE_INC; |
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286 } else if(!strcmp(target + 3, "vdp_debug_pal")) { |
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287 *ui_out = UI_DEBUG_PAL_INC; |
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288 } else if(!strcmp(target + 3, "enter_debugger")) { |
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289 *ui_out = UI_ENTER_DEBUGGER; |
451
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290 } else if(!strcmp(target + 3, "save_state")) { |
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291 *ui_out = UI_SAVE_STATE; |
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292 } else if(!strcmp(target + 3, "exit")) { |
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293 *ui_out = UI_EXIT; |
432
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294 } else { |
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295 fprintf(stderr, "Unreconized UI binding type %s\n", target); |
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296 return 0; |
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297 } |
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298 return 2; |
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299 } else { |
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300 fprintf(stderr, "Unrecognized binding type %s\n", target); |
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301 } |
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302 return 0; |
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303 } |
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304 |
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305 void process_keys(tern_node * cur, tern_node * special, tern_node * padbuttons, char * prefix) |
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306 { |
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307 char * curstr; |
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308 int len; |
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309 if (!cur) { |
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310 return; |
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311 } |
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312 char onec[2]; |
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313 if (prefix) { |
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314 len = strlen(prefix); |
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315 curstr = malloc(len + 2); |
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316 memcpy(curstr, prefix, len); |
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317 } else { |
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318 curstr = onec; |
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319 len = 0; |
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320 } |
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321 curstr[len] = cur->el; |
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322 if (cur->el) { |
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323 curstr[len+1] = 0; |
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324 process_keys(cur->straight.next, special, padbuttons, curstr); |
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325 } else { |
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326 int keycode = tern_find_int(special, curstr, 0); |
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327 if (!keycode) { |
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328 keycode = curstr[0]; |
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329 if (curstr[1] != 0) { |
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330 fprintf(stderr, "%s is not recognized as a key identifier, truncating to %c\n", curstr, curstr[0]); |
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331 } |
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332 } |
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333 char * target = cur->straight.value.ptrval; |
432
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334 int ui_func, padnum, button; |
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335 int bindtype = parse_binding_target(target, padbuttons, &ui_func, &padnum, &button); |
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336 if (bindtype == 1) { |
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337 bind_gamepad(keycode, padnum, button); |
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338 } else if(bindtype == 2) { |
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339 bind_ui(keycode, ui_func); |
431
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340 } |
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341 } |
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342 process_keys(cur->left, special, padbuttons, prefix); |
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343 process_keys(cur->right, special, padbuttons, prefix); |
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344 } |
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345 |
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346 void set_keybindings() |
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347 { |
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348 tern_node * special = tern_insert_int(NULL, "up", RENDERKEY_UP); |
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349 special = tern_insert_int(special, "down", RENDERKEY_DOWN); |
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350 special = tern_insert_int(special, "left", RENDERKEY_LEFT); |
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351 special = tern_insert_int(special, "right", RENDERKEY_RIGHT); |
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352 special = tern_insert_int(special, "enter", '\r'); |
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353 special = tern_insert_int(special, "esc", RENDERKEY_ESC); |
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354 |
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355 tern_node * padbuttons = tern_insert_int(NULL, ".up", DPAD_UP); |
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356 padbuttons = tern_insert_int(padbuttons, ".down", DPAD_DOWN); |
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357 padbuttons = tern_insert_int(padbuttons, ".left", DPAD_LEFT); |
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358 padbuttons = tern_insert_int(padbuttons, ".right", DPAD_RIGHT); |
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359 padbuttons = tern_insert_int(padbuttons, ".a", BUTTON_A); |
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360 padbuttons = tern_insert_int(padbuttons, ".b", BUTTON_B); |
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361 padbuttons = tern_insert_int(padbuttons, ".c", BUTTON_C); |
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362 padbuttons = tern_insert_int(padbuttons, ".x", BUTTON_X); |
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363 padbuttons = tern_insert_int(padbuttons, ".y", BUTTON_Y); |
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364 padbuttons = tern_insert_int(padbuttons, ".z", BUTTON_Z); |
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365 padbuttons = tern_insert_int(padbuttons, ".start", BUTTON_START); |
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366 padbuttons = tern_insert_int(padbuttons, ".mode", BUTTON_MODE); |
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367 |
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368 tern_node * keys = tern_find_prefix(config, "bindingskeys"); |
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369 process_keys(keys, special, padbuttons, NULL); |
432
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370 char prefix[] = "bindingspads00"; |
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371 for (int i = 0; i < 100 && i < render_num_joysticks(); i++) |
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372 { |
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373 if (i < 10) { |
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374 prefix[strlen("bindingspads")] = i + '0'; |
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375 prefix[strlen("bindingspads")+1] = 0; |
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376 } else { |
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377 prefix[strlen("bindingspads")] = i/10 + '0'; |
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378 prefix[strlen("bindingspads")+1] = i%10 + '0'; |
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379 } |
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380 tern_node * pad = tern_find_prefix(config, prefix); |
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381 if (pad) { |
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382 char dprefix[] = "dpads0"; |
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383 for (int dpad = 0; dpad < 10 && dpad < render_joystick_num_hats(i); dpad++) |
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384 { |
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385 dprefix[strlen("dpads")] = dpad + '0'; |
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386 tern_node * pad_dpad = tern_find_prefix(pad, dprefix); |
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387 char * dirs[] = {"up", "down", "left", "right"}; |
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388 int dirnums[] = {RENDER_DPAD_UP, RENDER_DPAD_DOWN, RENDER_DPAD_LEFT, RENDER_DPAD_RIGHT}; |
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389 for (int dir = 0; dir < sizeof(dirs)/sizeof(dirs[0]); dir++) { |
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390 char * target = tern_find_ptr(pad_dpad, dirs[dir]); |
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391 if (target) { |
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392 int ui_func, padnum, button; |
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393 int bindtype = parse_binding_target(target, padbuttons, &ui_func, &padnum, &button); |
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394 if (bindtype == 1) { |
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395 bind_dpad_gamepad(i, dpad, dirnums[dir], padnum, button); |
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396 } |
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397 //TODO: Handle UI bindings |
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398 } |
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399 } |
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400 } |
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401 char bprefix[] = "buttons00"; |
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402 for (int but = 0; but < 100 && but < render_joystick_num_buttons(i); but++) |
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403 { |
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404 if (but < 10) { |
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405 bprefix[strlen("buttons")] = but + '0'; |
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406 bprefix[strlen("buttons")+1] = 0; |
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407 } else { |
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408 bprefix[strlen("buttons")] = but/10 + '0'; |
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409 bprefix[strlen("buttons")+1] = but%10 + '0'; |
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410 } |
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411 char * target = tern_find_ptr(pad, bprefix); |
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412 if (target) { |
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413 int ui_func, padnum, button; |
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414 int bindtype = parse_binding_target(target, padbuttons, &ui_func, &padnum, &button); |
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415 if (bindtype == 1) { |
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416 bind_button_gamepad(i, but, padnum, button); |
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417 } |
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418 //TODO: Handle UI bindings |
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419 } |
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420 } |
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421 } |
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422 } |
421
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423 } |
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424 |
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425 #define TH 0x40 |
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426 #define TH_TIMEOUT 8000 |
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427 |
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428 void io_adjust_cycles(io_port * pad, uint32_t current_cycle, uint32_t deduction) |
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429 { |
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430 /*uint8_t control = pad->control | 0x80; |
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431 uint8_t th = control & pad->output; |
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432 if (pad->input[GAMEPAD_TH0] || pad->input[GAMEPAD_TH1]) { |
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433 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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434 }*/ |
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435 if (current_cycle >= pad->timeout_cycle) { |
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436 pad->th_counter = 0; |
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437 } else { |
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438 pad->timeout_cycle -= deduction; |
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439 } |
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440 } |
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441 |
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442 void io_data_write(io_port * pad, uint8_t value, uint32_t current_cycle) |
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443 { |
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444 if (pad->control & TH) { |
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445 //check if TH has changed |
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446 if ((pad->output & TH) ^ (value & TH)) { |
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447 if (current_cycle >= pad->timeout_cycle) { |
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448 pad->th_counter = 0; |
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449 } |
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450 if (!(value & TH)) { |
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451 pad->th_counter++; |
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452 } |
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453 pad->timeout_cycle = current_cycle + TH_TIMEOUT; |
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454 } |
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455 } |
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456 pad->output = value; |
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457 } |
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458 |
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459 uint8_t io_data_read(io_port * pad, uint32_t current_cycle) |
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460 { |
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461 uint8_t control = pad->control | 0x80; |
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462 uint8_t th = control & pad->output; |
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463 uint8_t input; |
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464 if (current_cycle >= pad->timeout_cycle) { |
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465 pad->th_counter = 0; |
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466 } |
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467 /*if (pad->input[GAMEPAD_TH0] || pad->input[GAMEPAD_TH1]) { |
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468 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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469 }*/ |
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470 if (th) { |
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471 if (pad->th_counter == 3) { |
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472 input = pad->input[GAMEPAD_EXTRA]; |
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473 } else { |
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474 input = pad->input[GAMEPAD_TH1]; |
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475 } |
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476 } else { |
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477 if (pad->th_counter == 3) { |
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478 input = pad->input[GAMEPAD_TH0] | 0xF; |
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479 } else if(pad->th_counter == 4) { |
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480 input = pad->input[GAMEPAD_TH0] & 0x30; |
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481 } else { |
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482 input = pad->input[GAMEPAD_TH0] | 0xC; |
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483 } |
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484 } |
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485 uint8_t value = ((~input) & (~control)) | (pad->output & control); |
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486 /*if (pad->input[GAMEPAD_TH0] || pad->input[GAMEPAD_TH1]) { |
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487 printf ("value: %X\n", value); |
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488 }*/ |
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489 return value; |
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490 } |
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491 |
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492 |