mirror of
https://github.com/libretro/RetroArch.git
synced 2024-12-01 04:00:32 +00:00
130 lines
2.8 KiB
C
130 lines
2.8 KiB
C
/* RetroArch - A frontend for libretro.
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* Copyright (C) 2010-2014 - Hans-Kristian Arntzen
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* Copyright (C) 2011-2014 - Daniel De Matteis
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* Copyright (C) 2012-2014 - Michael Lelli
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*
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* RetroArch is free software: you can redistribute it and/or modify it under the terms
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* of the GNU General Public License as published by the Free Software Found-
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* ation, either version 3 of the License, or (at your option) any later version.
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*
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* RetroArch is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY;
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* without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
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* PURPOSE. See the GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License along with RetroArch.
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* If not, see <http://www.gnu.org/licenses/>.
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*/
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static bool gx_joypad_init(void)
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{
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PAD_Init();
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#ifdef HW_RVL
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WPADInit();
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#endif
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#ifdef HAVE_LIBSICKSAXIS
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int i;
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USB_Initialize();
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ss_init();
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for (i = 0; i < MAX_PADS; i++)
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ss_initialize(&dev[i]);
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#endif
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return true;
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}
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static bool gx_joypad_button(unsigned port_num, uint16_t joykey)
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{
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gx_input_t *gx = (gx_input_t*)driver.input_data;
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if (port_num >= MAX_PADS)
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return false;
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return gx->pad_state[port_num] & (1ULL << joykey);
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}
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static int16_t gx_joypad_axis(unsigned port_num, uint32_t joyaxis)
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{
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gx_input_t *gx = (gx_input_t*)driver.input_data;
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if (joyaxis == AXIS_NONE || port_num >= MAX_PADS)
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return 0;
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int val = 0;
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int axis = -1;
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bool is_neg = false;
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bool is_pos = false;
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if (AXIS_NEG_GET(joyaxis) < 4)
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{
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axis = AXIS_NEG_GET(joyaxis);
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is_neg = true;
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}
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else if (AXIS_POS_GET(joyaxis) < 4)
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{
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axis = AXIS_POS_GET(joyaxis);
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is_pos = true;
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}
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switch (axis)
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{
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case 0:
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val = gx->analog_state[port_num][0][0];
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break;
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case 1:
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val = gx->analog_state[port_num][0][1];
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break;
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case 2:
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val = gx->analog_state[port_num][1][0];
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break;
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case 3:
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val = gx->analog_state[port_num][1][1];
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break;
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}
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if (is_neg && val > 0)
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val = 0;
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else if (is_pos && val < 0)
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val = 0;
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return val;
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}
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static void gx_joypad_poll(void)
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{
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}
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static bool gx_joypad_query_pad(unsigned pad)
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{
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gx_input_t *gx = (gx_input_t*)driver.input_data;
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return pad < MAX_PLAYERS && gx->pad_state[pad];
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}
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static void gx_joypad_destroy(void)
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{
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int i;
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for (i = 0; i < MAX_PADS; i++)
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{
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#ifdef HAVE_LIBSICKSAXIS
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ss_close(&dev[i]);
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USB_Deinitialize();
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#endif
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#ifdef HW_RVL
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WPAD_Flush(i);
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WPADDisconnect(i);
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#endif
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}
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}
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rarch_joypad_driver_t gx_joypad = {
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gx_joypad_init,
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gx_joypad_query_pad,
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gx_joypad_destroy,
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gx_joypad_button,
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gx_joypad_axis,
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gx_joypad_poll,
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NULL,
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gx_joypad_name,
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"gx",
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};
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