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annotate controller_info.c @ 1773:0a26f3657295 mame_interp

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Remove MAME Z80 core in favor of my new Z80 core
author Michael Pavone <pavone@retrodev.com>
date Tue, 12 Mar 2019 21:59:52 -0700
parents 84ef1eb2c96a
children 3a8c4ee68568
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
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1 #include <string.h>
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2 #include "render_sdl.h"
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3 #include "controller_info.h"
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4 #include "config.h"
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5 #include "util.h"
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6
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7 typedef struct {
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8 char const *name;
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9 controller_info info;
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10 } heuristic;
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11
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12 static heuristic heuristics[] = {
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13 //TODO: Add more heuristic rules
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14 {"DualShock 4", {.type = TYPE_PSX, .subtype = SUBTYPE_PS4}},
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15 {"PS4", {.type = TYPE_PSX, .subtype = SUBTYPE_PS4}},
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16 {"PS3", {.type = TYPE_PSX, .subtype = SUBTYPE_PS3}},
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17 {"X360", {.type = TYPE_XBOX, .subtype = SUBTYPE_X360}},
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18 {"Xbox 360", {.type = TYPE_XBOX, .subtype = SUBTYPE_X360}},
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19 {"X-box 360", {.type = TYPE_XBOX, .subtype = SUBTYPE_X360}},
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20 {"Xbox One", {.type = TYPE_XBOX, .subtype = SUBTYPE_XBONE}},
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21 {"X-box One", {.type = TYPE_XBOX, .subtype = SUBTYPE_XBONE}},
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22 {"WiiU", {.type = TYPE_NINTENDO, .subtype = SUBTYPE_WIIU}},
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23 {"Wii U", {.type = TYPE_NINTENDO, .subtype = SUBTYPE_WIIU}},
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24 {"Nintendo Switch", {.type = TYPE_NINTENDO, .subtype = SUBTYPE_SWITCH}},
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25 {"Saturn", {.type = TYPE_SEGA, .subtype = SUBTYPE_SATURN}}
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26 };
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27 const uint32_t num_heuristics = sizeof(heuristics)/sizeof(*heuristics);
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28
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29 static tern_node *info_config;
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30 static uint8_t loaded;
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31 static const char *subtype_names[] = {
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32 "unknown",
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33 "xbox",
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34 "xbox 360",
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35 "xbone",
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36 "ps2",
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37 "ps3",
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38 "ps4",
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39 "wiiu",
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40 "switch",
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41 "genesis",
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42 "saturn"
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43 };
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44 static const char *subtype_human_names[] = {
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45 "unknown",
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46 "Xbos",
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47 "Xbox 360",
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48 "Xbox One",
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49 "PS2",
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50 "PS3",
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51 "PS4",
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52 "Wii-U",
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53 "Switch",
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54 "Genesis",
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55 "Saturn"
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56 };
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57 static const char *variant_names[] = {
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58 "normal",
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59 "6b bumpers",
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60 "6b right"
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61 };
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62
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63 static void load_ctype_config(void)
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64 {
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65 if (!loaded) {
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66 info_config = load_overrideable_config("controller_types.cfg", "controller_types.cfg");
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67 loaded = 1;
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68 }
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69 }
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70
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71 controller_info get_controller_info(int joystick)
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72 {
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73 load_ctype_config();
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74 char guid_string[33];
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75 SDL_Joystick *stick = render_get_joystick(joystick);
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76 SDL_GameController *control = render_get_controller(joystick);
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77 SDL_JoystickGetGUIDString(SDL_JoystickGetGUID(stick), guid_string, sizeof(guid_string));
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78 tern_node *info = tern_find_node(info_config, guid_string);
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79 if (info) {
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80 controller_info res;
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81 char *subtype = tern_find_ptr(info, "subtype");
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82 res.subtype = SUBTYPE_UNKNOWN;
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83 if (subtype) {
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84 for (int i = 0; i < SUBTYPE_NUM; i++)
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85 {
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86 if (!strcmp(subtype_names[i], subtype)) {
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87 res.subtype = i;
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88 break;
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89 }
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90 }
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91 }
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92 switch (res.subtype)
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93 {
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94 case SUBTYPE_XBOX:
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95 case SUBTYPE_X360:
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96 case SUBTYPE_XBONE:
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97 res.type = TYPE_XBOX;
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98 break;
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99 case SUBTYPE_PS2:
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100 case SUBTYPE_PS3:
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101 case SUBTYPE_PS4:
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102 res.type = TYPE_PSX;
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103 break;
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104 case SUBTYPE_WIIU:
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105 case SUBTYPE_SWITCH:
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106 res.type = TYPE_NINTENDO;
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107 break;
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108 case SUBTYPE_GENESIS:
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109 case SUBTYPE_SATURN:
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110 res.type = TYPE_SEGA;
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111 break;
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112 default:
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113 res.type = TYPE_UNKNOWN;
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114 break;
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diff changeset
115 }
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116 char *variant = tern_find_ptr(info, "variant");
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117 res.variant = VARIANT_NORMAL;
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118 if (variant) {
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119 for (int i = 0; i < VARIANT_NUM; i++)
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120 {
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diff changeset
121 if (!strcmp(variant_names[i], variant)) {
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122 res.variant = i;
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123 break;
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diff changeset
124 }
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diff changeset
125 }
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diff changeset
126 }
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127 res.name = control ? SDL_GameControllerName(control) : SDL_JoystickName(stick);
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128 if (control) {
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129 SDL_GameControllerClose(control);
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130 }
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131 return res;
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132 }
1596
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133 if (!control) {
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134 return (controller_info) {
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135 .type = TYPE_UNKNOWN,
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136 .subtype = SUBTYPE_UNKNOWN,
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137 .variant = VARIANT_NORMAL,
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138 .name = SDL_JoystickName(stick)
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139 };
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140 }
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141 const char *name = SDL_GameControllerName(control);
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142 SDL_GameControllerClose(control);
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143 for (uint32_t i = 0; i < num_heuristics; i++)
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144 {
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145 if (strstr(name, heuristics[i].name)) {
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146 controller_info res = heuristics[i].info;
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147 res.name = name;
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148 return res;
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149 }
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150 }
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151 //default to a 360
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152 return (controller_info){
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153 .type = TYPE_GENERIC_MAPPING,
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154 .subtype = SUBTYPE_UNKNOWN,
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155 .variant = VARIANT_NORMAL,
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156 .name = name
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157 };
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158 }
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diff changeset
159
1603
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diff changeset
160 static void mappings_iter(char *key, tern_val val, uint8_t valtype, void *data)
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161 {
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diff changeset
162 if (valtype != TVAL_NODE) {
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163 return;
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164 }
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165 char *mapping = tern_find_ptr(val.ptrval, "mapping");
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diff changeset
166 if (mapping) {
1604
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167 const char *parts[] = {key, ",", mapping};
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168 char * full = alloc_concat_m(3, parts);
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169 SDL_GameControllerAddMapping(full);
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170 free(full);
1603
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171 }
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diff changeset
172 }
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diff changeset
173
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174 void controller_add_mappings(void)
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175 {
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diff changeset
176 load_ctype_config();
1604
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diff changeset
177 if (info_config) {
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178 tern_foreach(info_config, mappings_iter, NULL);
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179 }
1603
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diff changeset
180 }
c0727712d529 Read extral SDL2 mappings on startup from controller_types.cfg
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diff changeset
181
1599
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diff changeset
182 void save_controller_info(int joystick, controller_info *info)
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diff changeset
183 {
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diff changeset
184 char guid_string[33];
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185 SDL_JoystickGetGUIDString(SDL_JoystickGetGUID(render_get_joystick(joystick)), guid_string, sizeof(guid_string));
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diff changeset
186 tern_node *existing = tern_find_node(info_config, guid_string);
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187 existing = tern_insert_ptr(existing, "subtype", (void *)subtype_names[info->subtype]);
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diff changeset
188 existing = tern_insert_ptr(existing, "variant", (void *)variant_names[info->variant]);
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diff changeset
189 info_config = tern_insert_node(info_config, guid_string, existing);
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diff changeset
190 persist_config_at(info_config, "controller_types.cfg");
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diff changeset
191
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diff changeset
192 }
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diff changeset
193
1600
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diff changeset
194 void save_controller_mapping(int joystick, char *mapping_string)
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diff changeset
195 {
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diff changeset
196 char guid_string[33];
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diff changeset
197 SDL_JoystickGetGUIDString(SDL_JoystickGetGUID(render_get_joystick(joystick)), guid_string, sizeof(guid_string));
7f39c40b4b25 WIP UI for creating an SDL2 mapping for controllers that don't have one
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diff changeset
198 tern_node *existing = tern_find_node(info_config, guid_string);
7f39c40b4b25 WIP UI for creating an SDL2 mapping for controllers that don't have one
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diff changeset
199 existing = tern_insert_ptr(existing, "mapping", mapping_string);
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diff changeset
200 info_config = tern_insert_node(info_config, guid_string, existing);
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diff changeset
201 persist_config_at(info_config, "controller_types.cfg");
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diff changeset
202 }
7f39c40b4b25 WIP UI for creating an SDL2 mapping for controllers that don't have one
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diff changeset
203
1596
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diff changeset
204 char const *labels_xbox[] = {
437e80a700aa Initial heuristics for detecting controller types and showing different labels in UI. Modified controller settings view to first display a list of controllers, only showing mapping after selecting controller
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diff changeset
205 "A", "B", "X", "Y", "Back", NULL, "Start", "Click", "Click", "White", "Black", "LT", "RT"
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diff changeset
206 };
437e80a700aa Initial heuristics for detecting controller types and showing different labels in UI. Modified controller settings view to first display a list of controllers, only showing mapping after selecting controller
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diff changeset
207 char const *labels_360[] = {
1597
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diff changeset
208 "A", "B", "X", "Y", "Back", "Xbox", "Start", "Click", "Click", "LB", "RB", "LT", "RT"
1596
437e80a700aa Initial heuristics for detecting controller types and showing different labels in UI. Modified controller settings view to first display a list of controllers, only showing mapping after selecting controller
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diff changeset
209 };
437e80a700aa Initial heuristics for detecting controller types and showing different labels in UI. Modified controller settings view to first display a list of controllers, only showing mapping after selecting controller
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diff changeset
210 static char const *labels_xbone[] = {
1597
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diff changeset
211 "A", "B", "X", "Y", "View", "Xbox", "Menu", "Click", "Click", "LB", "RB", "LT", "RT"
1596
437e80a700aa Initial heuristics for detecting controller types and showing different labels in UI. Modified controller settings view to first display a list of controllers, only showing mapping after selecting controller
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diff changeset
212 };
437e80a700aa Initial heuristics for detecting controller types and showing different labels in UI. Modified controller settings view to first display a list of controllers, only showing mapping after selecting controller
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diff changeset
213 static char const *labels_ps3[] = {
1597
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diff changeset
214 "cross", "circle", "square", "triangle", "Select", "PS", "Start", "L3", "R3", "L1", "R1", "L2", "R2"
1596
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diff changeset
215 };
437e80a700aa Initial heuristics for detecting controller types and showing different labels in UI. Modified controller settings view to first display a list of controllers, only showing mapping after selecting controller
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diff changeset
216 static char const *labels_ps4[] = {
1597
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diff changeset
217 "cross", "circle", "square", "triangle", "Share", "PS", "Options", "L3", "R3", "L1", "R1", "L2", "R2"
1596
437e80a700aa Initial heuristics for detecting controller types and showing different labels in UI. Modified controller settings view to first display a list of controllers, only showing mapping after selecting controller
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diff changeset
218 };
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diff changeset
219 static char const *labels_nintendo[] = {
437e80a700aa Initial heuristics for detecting controller types and showing different labels in UI. Modified controller settings view to first display a list of controllers, only showing mapping after selecting controller
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diff changeset
220 "B", "A", "Y", "X", "-", "Home", "+", "Click", "Click", "L", "R", "ZL", "ZR"
437e80a700aa Initial heuristics for detecting controller types and showing different labels in UI. Modified controller settings view to first display a list of controllers, only showing mapping after selecting controller
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diff changeset
221 };
437e80a700aa Initial heuristics for detecting controller types and showing different labels in UI. Modified controller settings view to first display a list of controllers, only showing mapping after selecting controller
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diff changeset
222 static char const *labels_genesis[] = {
437e80a700aa Initial heuristics for detecting controller types and showing different labels in UI. Modified controller settings view to first display a list of controllers, only showing mapping after selecting controller
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diff changeset
223 "A", "B", "X", "Y", NULL, NULL, "Start", NULL, NULL, "Z", "C", NULL, "Mode"
437e80a700aa Initial heuristics for detecting controller types and showing different labels in UI. Modified controller settings view to first display a list of controllers, only showing mapping after selecting controller
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parents:
diff changeset
224 };
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diff changeset
225 static char const *labels_saturn[] = {
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diff changeset
226 "A", "B", "X", "Y", NULL, NULL, "Start", NULL, NULL, "Z", "C", "LT", "RT"
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diff changeset
227 };
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diff changeset
228
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diff changeset
229 static const char** label_source(controller_info *info)
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diff changeset
230 {
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diff changeset
231 if (info->type == TYPE_UNKNOWN || info->type == TYPE_GENERIC_MAPPING || info->subtype ==SUBTYPE_X360) {
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diff changeset
232 return labels_360;
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diff changeset
233 } else if (info->type == TYPE_NINTENDO) {
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diff changeset
234 return labels_nintendo;
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diff changeset
235 } else if (info->type == TYPE_PSX) {
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diff changeset
236 if (info->subtype == SUBTYPE_PS4) {
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diff changeset
237 return labels_ps4;
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diff changeset
238 } else {
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diff changeset
239 return labels_ps3;
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240 }
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diff changeset
241 } else if (info->type == TYPE_XBOX) {
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diff changeset
242 if (info->subtype == SUBTYPE_XBONE) {
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diff changeset
243 return labels_xbone;
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diff changeset
244 } else {
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diff changeset
245 return labels_xbox;
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246 }
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247 } else {
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diff changeset
248 if (info->subtype == SUBTYPE_GENESIS) {
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249 return labels_genesis;
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250 } else {
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251 return labels_saturn;
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252 }
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253 }
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254 }
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255
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256 const char *get_button_label(controller_info *info, int button)
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diff changeset
257 {
1597
75aa418d0227 Use better names for "Guide" button on PS and Xbox controllers, handle d-pad directions in get_button_label
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parents: 1596
diff changeset
258 if (button >= SDL_CONTROLLER_BUTTON_DPAD_UP) {
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diff changeset
259 static char const * dirs[] = {"Up", "Down", "Left", "Right"};
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diff changeset
260 return dirs[button - SDL_CONTROLLER_BUTTON_DPAD_UP];
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diff changeset
261 }
1596
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diff changeset
262 return label_source(info)[button];
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263 }
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264
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diff changeset
265 static char const *axis_labels[] = {
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parents:
diff changeset
266 "Left X", "Left Y", "Right X", "Right Y"
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diff changeset
267 };
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268 const char *get_axis_label(controller_info *info, int axis)
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269 {
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270 if (axis < SDL_CONTROLLER_AXIS_TRIGGERLEFT) {
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diff changeset
271 return axis_labels[axis];
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diff changeset
272 } else {
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diff changeset
273 return label_source(info)[axis - SDL_CONTROLLER_AXIS_TRIGGERLEFT + SDL_CONTROLLER_BUTTON_RIGHTSHOULDER + 1];
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274 }
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diff changeset
275 }
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diff changeset
276
1608
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diff changeset
277 char *make_controller_type_key(controller_info *info)
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diff changeset
278 {
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279 const char *subtype;
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diff changeset
280 if (info->subtype == SUBTYPE_UNKNOWN) {
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diff changeset
281 switch(info->type)
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diff changeset
282 {
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diff changeset
283 case TYPE_XBOX:
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diff changeset
284 subtype = subtype_names[SUBTYPE_X360];
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diff changeset
285 break;
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diff changeset
286 case TYPE_PSX:
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diff changeset
287 subtype = subtype_names[SUBTYPE_PS4];
419a0a133b5c Allow a gamepad mapping to apply to all controllers, controllers of a particular type (i.e.e 6-button PS4 controllers) or specific controllers (based on SDL2 GUID) in addition to the controller in a certain slot
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diff changeset
288 break;
419a0a133b5c Allow a gamepad mapping to apply to all controllers, controllers of a particular type (i.e.e 6-button PS4 controllers) or specific controllers (based on SDL2 GUID) in addition to the controller in a certain slot
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diff changeset
289 case TYPE_NINTENDO:
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diff changeset
290 subtype = subtype_names[SUBTYPE_SWITCH];
419a0a133b5c Allow a gamepad mapping to apply to all controllers, controllers of a particular type (i.e.e 6-button PS4 controllers) or specific controllers (based on SDL2 GUID) in addition to the controller in a certain slot
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diff changeset
291 break;
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diff changeset
292 default:
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diff changeset
293 subtype = "unknown";
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diff changeset
294 }
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diff changeset
295 } else {
419a0a133b5c Allow a gamepad mapping to apply to all controllers, controllers of a particular type (i.e.e 6-button PS4 controllers) or specific controllers (based on SDL2 GUID) in addition to the controller in a certain slot
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diff changeset
296 subtype = subtype_names[info->subtype];
419a0a133b5c Allow a gamepad mapping to apply to all controllers, controllers of a particular type (i.e.e 6-button PS4 controllers) or specific controllers (based on SDL2 GUID) in addition to the controller in a certain slot
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diff changeset
297 }
419a0a133b5c Allow a gamepad mapping to apply to all controllers, controllers of a particular type (i.e.e 6-button PS4 controllers) or specific controllers (based on SDL2 GUID) in addition to the controller in a certain slot
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diff changeset
298 const char *variant = variant_names[info->variant];
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diff changeset
299 const char *parts[] = {subtype, "_", variant};
419a0a133b5c Allow a gamepad mapping to apply to all controllers, controllers of a particular type (i.e.e 6-button PS4 controllers) or specific controllers (based on SDL2 GUID) in addition to the controller in a certain slot
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diff changeset
300 char *ret = alloc_concat_m(3, parts);
419a0a133b5c Allow a gamepad mapping to apply to all controllers, controllers of a particular type (i.e.e 6-button PS4 controllers) or specific controllers (based on SDL2 GUID) in addition to the controller in a certain slot
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diff changeset
301 for (char *cur = ret; *cur; cur++)
419a0a133b5c Allow a gamepad mapping to apply to all controllers, controllers of a particular type (i.e.e 6-button PS4 controllers) or specific controllers (based on SDL2 GUID) in addition to the controller in a certain slot
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diff changeset
302 {
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parents: 1604
diff changeset
303 if (*cur == ' ')
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parents: 1604
diff changeset
304 {
419a0a133b5c Allow a gamepad mapping to apply to all controllers, controllers of a particular type (i.e.e 6-button PS4 controllers) or specific controllers (based on SDL2 GUID) in addition to the controller in a certain slot
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parents: 1604
diff changeset
305 *cur = '_';
419a0a133b5c Allow a gamepad mapping to apply to all controllers, controllers of a particular type (i.e.e 6-button PS4 controllers) or specific controllers (based on SDL2 GUID) in addition to the controller in a certain slot
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parents: 1604
diff changeset
306 }
419a0a133b5c Allow a gamepad mapping to apply to all controllers, controllers of a particular type (i.e.e 6-button PS4 controllers) or specific controllers (based on SDL2 GUID) in addition to the controller in a certain slot
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parents: 1604
diff changeset
307 }
419a0a133b5c Allow a gamepad mapping to apply to all controllers, controllers of a particular type (i.e.e 6-button PS4 controllers) or specific controllers (based on SDL2 GUID) in addition to the controller in a certain slot
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diff changeset
308 return ret;
419a0a133b5c Allow a gamepad mapping to apply to all controllers, controllers of a particular type (i.e.e 6-button PS4 controllers) or specific controllers (based on SDL2 GUID) in addition to the controller in a certain slot
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diff changeset
309 }
419a0a133b5c Allow a gamepad mapping to apply to all controllers, controllers of a particular type (i.e.e 6-button PS4 controllers) or specific controllers (based on SDL2 GUID) in addition to the controller in a certain slot
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parents: 1604
diff changeset
310
1645
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diff changeset
311 char *make_human_readable_type_name(controller_info *info)
84ef1eb2c96a Added code for actually saving new controller bindings to an appropriate key in the config file
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parents: 1608
diff changeset
312 {
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diff changeset
313 const char *base = subtype_human_names[info->subtype];
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diff changeset
314 char *prefix;
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diff changeset
315 if (info->variant == VARIANT_NORMAL) {
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diff changeset
316 prefix = "Normal ";
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diff changeset
317 } else {
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diff changeset
318 static const char *parts[] = {"6 button (", NULL, "/", NULL, ") "};
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parents: 1608
diff changeset
319 if (info->variant == VARIANT_6B_BUMPERS) {
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Michael Pavone <pavone@retrodev.com>
parents: 1608
diff changeset
320 parts[1] = get_button_label(info, SDL_CONTROLLER_BUTTON_LEFTSHOULDER);
84ef1eb2c96a Added code for actually saving new controller bindings to an appropriate key in the config file
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parents: 1608
diff changeset
321 parts[3] = get_button_label(info, SDL_CONTROLLER_BUTTON_RIGHTSHOULDER);
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parents: 1608
diff changeset
322 } else {
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parents: 1608
diff changeset
323 parts[1] = get_button_label(info, SDL_CONTROLLER_BUTTON_RIGHTSHOULDER);
84ef1eb2c96a Added code for actually saving new controller bindings to an appropriate key in the config file
Michael Pavone <pavone@retrodev.com>
parents: 1608
diff changeset
324 parts[3] = get_axis_label(info, SDL_CONTROLLER_AXIS_TRIGGERRIGHT);
84ef1eb2c96a Added code for actually saving new controller bindings to an appropriate key in the config file
Michael Pavone <pavone@retrodev.com>
parents: 1608
diff changeset
325 }
84ef1eb2c96a Added code for actually saving new controller bindings to an appropriate key in the config file
Michael Pavone <pavone@retrodev.com>
parents: 1608
diff changeset
326 prefix = alloc_concat_m(5, parts);
84ef1eb2c96a Added code for actually saving new controller bindings to an appropriate key in the config file
Michael Pavone <pavone@retrodev.com>
parents: 1608
diff changeset
327 }
84ef1eb2c96a Added code for actually saving new controller bindings to an appropriate key in the config file
Michael Pavone <pavone@retrodev.com>
parents: 1608
diff changeset
328 char *ret = alloc_concat(prefix, base);
84ef1eb2c96a Added code for actually saving new controller bindings to an appropriate key in the config file
Michael Pavone <pavone@retrodev.com>
parents: 1608
diff changeset
329 if (info->variant != VARIANT_NORMAL) {
84ef1eb2c96a Added code for actually saving new controller bindings to an appropriate key in the config file
Michael Pavone <pavone@retrodev.com>
parents: 1608
diff changeset
330 free(prefix);
84ef1eb2c96a Added code for actually saving new controller bindings to an appropriate key in the config file
Michael Pavone <pavone@retrodev.com>
parents: 1608
diff changeset
331 }
84ef1eb2c96a Added code for actually saving new controller bindings to an appropriate key in the config file
Michael Pavone <pavone@retrodev.com>
parents: 1608
diff changeset
332 return ret;
84ef1eb2c96a Added code for actually saving new controller bindings to an appropriate key in the config file
Michael Pavone <pavone@retrodev.com>
parents: 1608
diff changeset
333 }
84ef1eb2c96a Added code for actually saving new controller bindings to an appropriate key in the config file
Michael Pavone <pavone@retrodev.com>
parents: 1608
diff changeset
334