| 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 InitSDLJoy() { |
| 22 | uint8_t i; |
| 23 | |
| 24 | g.PadState[0].JoyKeyStatus = 0xFFFF; |
| 25 | g.PadState[1].JoyKeyStatus = 0xFFFF; |
| 26 | |
| 27 | for (i = 0; i < 2; i++) { |
| 28 | if (g.cfg.PadDef[i].DevNum >= 0) { |
| 29 | g.PadState[i].JoyDev = SDL_JoystickOpen(g.cfg.PadDef[i].DevNum); |
| 30 | } else { |
| 31 | g.PadState[i].JoyDev = NULL; |
| 32 | } |
| 33 | } |
| 34 | |
| 35 | SDL_JoystickEventState(SDL_IGNORE); |
| 36 | |
| 37 | InitAnalog(); |
| 38 | } |
| 39 | |
| 40 | void DestroySDLJoy() { |
| 41 | uint8_t i; |
| 42 | |
| 43 | if (SDL_WasInit(SDL_INIT_JOYSTICK)) { |
| 44 | for (i = 0; i < 2; i++) { |
| 45 | if (g.PadState[i].JoyDev != NULL) { |
| 46 | SDL_JoystickClose(g.PadState[i].JoyDev); |
| 47 | } |
| 48 | } |
| 49 | } |
| 50 | |
| 51 | for (i = 0; i < 2; i++) { |
| 52 | g.PadState[i].JoyDev = NULL; |
| 53 | } |
| 54 | } |
| 55 | |
| 56 | void CheckJoy() { |
| 57 | uint8_t i, j, n; |
| 58 | |
| 59 | SDL_JoystickUpdate(); |
| 60 | |
| 61 | for (i = 0; i < 2; i++) { |
| 62 | if (g.PadState[i].JoyDev == NULL) { |
| 63 | continue; |
| 64 | } |
| 65 | |
| 66 | for (j = 0; j < DKEY_TOTAL; j++) { |
| 67 | switch (g.cfg.PadDef[i].KeyDef[j].JoyEvType) { |
| 68 | case AXIS: |
| 69 | n = abs(g.cfg.PadDef[i].KeyDef[j].J.Axis) - 1; |
| 70 | |
| 71 | if (g.cfg.PadDef[i].KeyDef[j].J.Axis > 0) { |
| 72 | if (SDL_JoystickGetAxis(g.PadState[i].JoyDev, n) > 16383) { |
| 73 | g.PadState[i].JoyKeyStatus &= ~(1 << j); |
| 74 | } else { |
| 75 | g.PadState[i].JoyKeyStatus |= (1 << j); |
| 76 | } |
| 77 | } else if (g.cfg.PadDef[i].KeyDef[j].J.Axis < 0) { |
| 78 | if (SDL_JoystickGetAxis(g.PadState[i].JoyDev, n) < -16383) { |
| 79 | g.PadState[i].JoyKeyStatus &= ~(1 << j); |
| 80 | } else { |
| 81 | g.PadState[i].JoyKeyStatus |= (1 << j); |
| 82 | } |
| 83 | } |
| 84 | break; |
| 85 | |
| 86 | case HAT: |
| 87 | n = (g.cfg.PadDef[i].KeyDef[j].J.Hat >> 8); |
| 88 | |
| 89 | if (SDL_JoystickGetHat(g.PadState[i].JoyDev, n) & (g.cfg.PadDef[i].KeyDef[j].J.Hat & 0xFF)) { |
| 90 | g.PadState[i].JoyKeyStatus &= ~(1 << j); |
| 91 | } else { |
| 92 | g.PadState[i].JoyKeyStatus |= (1 << j); |
| 93 | } |
| 94 | break; |
| 95 | |
| 96 | case BUTTON: |
| 97 | if (SDL_JoystickGetButton(g.PadState[i].JoyDev, g.cfg.PadDef[i].KeyDef[j].J.Button)) { |
| 98 | g.PadState[i].JoyKeyStatus &= ~(1 << j); |
| 99 | } else { |
| 100 | g.PadState[i].JoyKeyStatus |= (1 << j); |
| 101 | } |
| 102 | break; |
| 103 | |
| 104 | default: |
| 105 | break; |
| 106 | } |
| 107 | } |
| 108 | } |
| 109 | |
| 110 | CheckAnalog(); |
| 111 | } |