| 1 | /* |
| 2 | * Copyright (c) 2009, Wei Mingzhi <whistler@openoffice.org>. |
| 3 | * All Rights Reserved. |
| 4 | * |
| 5 | * This program is free software; you can redistribute it and/or modify |
| 6 | * it under the terms of the GNU General Public License as published by |
| 7 | * the Free Software Foundation; either version 2 of the License, or |
| 8 | * (at your option) any later version. |
| 9 | * |
| 10 | * This program is distributed in the hope that it will be useful, |
| 11 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 12 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 13 | * GNU General Public License for more details. |
| 14 | * |
| 15 | * You should have received a copy of the GNU General Public License |
| 16 | * along with this program; if not, see <http://www.gnu.org/licenses>. |
| 17 | */ |
| 18 | |
| 19 | #include "pad.h" |
| 20 | |
| 21 | void InitAnalog() { |
| 22 | g.PadState[0].AnalogStatus[ANALOG_LEFT][0] = 127; |
| 23 | g.PadState[0].AnalogStatus[ANALOG_LEFT][1] = 127; |
| 24 | g.PadState[0].AnalogStatus[ANALOG_RIGHT][0] = 127; |
| 25 | g.PadState[0].AnalogStatus[ANALOG_RIGHT][1] = 127; |
| 26 | g.PadState[1].AnalogStatus[ANALOG_LEFT][0] = 127; |
| 27 | g.PadState[1].AnalogStatus[ANALOG_LEFT][1] = 127; |
| 28 | g.PadState[1].AnalogStatus[ANALOG_RIGHT][0] = 127; |
| 29 | g.PadState[1].AnalogStatus[ANALOG_RIGHT][1] = 127; |
| 30 | |
| 31 | memset(g.PadState[0].AnalogKeyStatus, 0, sizeof(g.PadState[0].AnalogKeyStatus)); |
| 32 | memset(g.PadState[1].AnalogKeyStatus, 0, sizeof(g.PadState[1].AnalogKeyStatus)); |
| 33 | } |
| 34 | |
| 35 | void CheckAnalog() { |
| 36 | int i, j, k, val; |
| 37 | uint8_t n; |
| 38 | |
| 39 | for (i = 0; i < 2; i++) { |
| 40 | if (g.cfg.PadDef[i].Type != PSE_PAD_TYPE_ANALOGPAD) { |
| 41 | continue; |
| 42 | } |
| 43 | |
| 44 | for (j = 0; j < ANALOG_TOTAL; j++) { |
| 45 | for (k = 0; k < 4; k++) { |
| 46 | if (g.PadState[i].AnalogKeyStatus[j][k]) { |
| 47 | switch (k) { |
| 48 | case ANALOG_XP: g.PadState[i].AnalogStatus[j][0] = 255; k++; break; |
| 49 | case ANALOG_XM: g.PadState[i].AnalogStatus[j][0] = 0; break; |
| 50 | case ANALOG_YP: g.PadState[i].AnalogStatus[j][1] = 255; k++; break; |
| 51 | case ANALOG_YM: g.PadState[i].AnalogStatus[j][1] = 0; break; |
| 52 | } |
| 53 | continue; |
| 54 | } |
| 55 | |
| 56 | switch (g.cfg.PadDef[i].AnalogDef[j][k].JoyEvType) { |
| 57 | case AXIS: |
| 58 | n = abs(g.cfg.PadDef[i].AnalogDef[j][k].J.Axis) - 1; |
| 59 | |
| 60 | if (g.cfg.PadDef[i].AnalogDef[j][k].J.Axis > 0) { |
| 61 | val = SDL_JoystickGetAxis(g.PadState[i].JoyDev, n); |
| 62 | if (val >= 0) { |
| 63 | val += 32640; |
| 64 | val /= 256; |
| 65 | |
| 66 | switch (k) { |
| 67 | case ANALOG_XP: g.PadState[i].AnalogStatus[j][0] = val; break; |
| 68 | case ANALOG_XM: g.PadState[i].AnalogStatus[j][0] = 255 - val; break; |
| 69 | case ANALOG_YP: g.PadState[i].AnalogStatus[j][1] = val; break; |
| 70 | case ANALOG_YM: g.PadState[i].AnalogStatus[j][1] = 255 - val; break; |
| 71 | } |
| 72 | } |
| 73 | } else if (g.cfg.PadDef[i].AnalogDef[j][k].J.Axis < 0) { |
| 74 | val = SDL_JoystickGetAxis(g.PadState[i].JoyDev, n); |
| 75 | if (val <= 0) { |
| 76 | val += 32640; |
| 77 | val /= 256; |
| 78 | |
| 79 | switch (k) { |
| 80 | case ANALOG_XP: g.PadState[i].AnalogStatus[j][0] = 255 - val; break; |
| 81 | case ANALOG_XM: g.PadState[i].AnalogStatus[j][0] = val; break; |
| 82 | case ANALOG_YP: g.PadState[i].AnalogStatus[j][1] = 255 - val; break; |
| 83 | case ANALOG_YM: g.PadState[i].AnalogStatus[j][1] = val; break; |
| 84 | } |
| 85 | } |
| 86 | } |
| 87 | break; |
| 88 | |
| 89 | case HAT: |
| 90 | n = (g.cfg.PadDef[i].AnalogDef[j][k].J.Hat >> 8); |
| 91 | |
| 92 | g.PadState[i].AnalogStatus[j][0] = 0; |
| 93 | |
| 94 | if (SDL_JoystickGetHat(g.PadState[i].JoyDev, n) & (g.cfg.PadDef[i].AnalogDef[j][k].J.Hat & 0xFF)) { |
| 95 | switch (k) { |
| 96 | case ANALOG_XP: g.PadState[i].AnalogStatus[j][0] = 255; k++; break; |
| 97 | case ANALOG_XM: g.PadState[i].AnalogStatus[j][0] = 0; break; |
| 98 | case ANALOG_YP: g.PadState[i].AnalogStatus[j][1] = 255; k++; break; |
| 99 | case ANALOG_YM: g.PadState[i].AnalogStatus[j][1] = 0; break; |
| 100 | } |
| 101 | } else { |
| 102 | switch (k) { |
| 103 | case ANALOG_XP: g.PadState[i].AnalogStatus[j][0] = 127; break; |
| 104 | case ANALOG_XM: g.PadState[i].AnalogStatus[j][0] = 127; break; |
| 105 | case ANALOG_YP: g.PadState[i].AnalogStatus[j][1] = 127; break; |
| 106 | case ANALOG_YM: g.PadState[i].AnalogStatus[j][1] = 127; break; |
| 107 | } |
| 108 | } |
| 109 | break; |
| 110 | |
| 111 | case BUTTON: |
| 112 | if (SDL_JoystickGetButton(g.PadState[i].JoyDev, g.cfg.PadDef[i].AnalogDef[j][k].J.Button)) { |
| 113 | switch (k) { |
| 114 | case ANALOG_XP: g.PadState[i].AnalogStatus[j][0] = 255; k++; break; |
| 115 | case ANALOG_XM: g.PadState[i].AnalogStatus[j][0] = 0; break; |
| 116 | case ANALOG_YP: g.PadState[i].AnalogStatus[j][1] = 255; k++; break; |
| 117 | case ANALOG_YM: g.PadState[i].AnalogStatus[j][1] = 0; break; |
| 118 | } |
| 119 | } else { |
| 120 | switch (k) { |
| 121 | case ANALOG_XP: g.PadState[i].AnalogStatus[j][0] = 127; break; |
| 122 | case ANALOG_XM: g.PadState[i].AnalogStatus[j][0] = 127; break; |
| 123 | case ANALOG_YP: g.PadState[i].AnalogStatus[j][1] = 127; break; |
| 124 | case ANALOG_YM: g.PadState[i].AnalogStatus[j][1] = 127; break; |
| 125 | } |
| 126 | } |
| 127 | break; |
| 128 | |
| 129 | default: |
| 130 | switch (k) { |
| 131 | case ANALOG_XP: g.PadState[i].AnalogStatus[j][0] = 127; break; |
| 132 | case ANALOG_XM: g.PadState[i].AnalogStatus[j][0] = 127; break; |
| 133 | case ANALOG_YP: g.PadState[i].AnalogStatus[j][1] = 127; break; |
| 134 | case ANALOG_YM: g.PadState[i].AnalogStatus[j][1] = 127; break; |
| 135 | } |
| 136 | break; |
| 137 | } |
| 138 | } |
| 139 | } |
| 140 | } |
| 141 | } |
| 142 | |
| 143 | int AnalogKeyPressed(uint16_t Key) { |
| 144 | int i, j, k; |
| 145 | |
| 146 | for (i = 0; i < 2; i++) { |
| 147 | if (g.cfg.PadDef[i].Type != PSE_PAD_TYPE_ANALOGPAD) { |
| 148 | continue; |
| 149 | } |
| 150 | |
| 151 | for (j = 0; j < ANALOG_TOTAL; j++) { |
| 152 | for (k = 0; k < 4; k++) { |
| 153 | if (g.cfg.PadDef[i].AnalogDef[j][k].Key == Key) { |
| 154 | g.PadState[i].AnalogKeyStatus[j][k] = 1; |
| 155 | return 1; |
| 156 | } |
| 157 | } |
| 158 | } |
| 159 | } |
| 160 | |
| 161 | return 0; |
| 162 | } |
| 163 | |
| 164 | int AnalogKeyReleased(uint16_t Key) { |
| 165 | int i, j, k; |
| 166 | |
| 167 | for (i = 0; i < 2; i++) { |
| 168 | if (g.cfg.PadDef[i].Type != PSE_PAD_TYPE_ANALOGPAD) { |
| 169 | continue; |
| 170 | } |
| 171 | |
| 172 | for (j = 0; j < ANALOG_TOTAL; j++) { |
| 173 | for (k = 0; k < 4; k++) { |
| 174 | if (g.cfg.PadDef[i].AnalogDef[j][k].Key == Key) { |
| 175 | g.PadState[i].AnalogKeyStatus[j][k] = 0; |
| 176 | return 1; |
| 177 | } |
| 178 | } |
| 179 | } |
| 180 | } |
| 181 | |
| 182 | return 0; |
| 183 | } |