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Genesis-Plus-GX/source/gx/gx_input.c
ekeeke31 9092121e60 improved Wiimote support for mouse emulation 
VDP code cleanup
2010-03-07 17:58:33 +00:00

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/****************************************************************************
* gx_input.c
*
* Genesis Plus GX input support
*
* Eke-Eke (2008,2009)
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*
***************************************************************************/
#include "shared.h"
#include "font.h"
#include "gui.h"
/* Analog sticks sensitivity */
#define ANALOG_SENSITIVITY 30
/* Delay before held keys triggering */
/* higher is the value, less responsive is the key update */
#define HELD_DELAY 30
/* Direction & selection update speed when a key is being held */
/* lower is the value, faster is the key update */
#define HELD_SPEED 4
/* Menu request flag */
u32 ConfigRequested = 0;
/* Configurable Genesis keys */
#define KEY_BUTTONA 0
#define KEY_BUTTONB 1
#define KEY_BUTTONC 2
#define KEY_START 3
#define KEY_BUTTONX 4 /* 6-buttons only */
#define KEY_BUTTONY 5 /* 6-buttons only */
#define KEY_BUTTONZ 6 /* 6-buttons only */
#define KEY_MODE 7 /* 6-buttons only */
static const char *keys_name[MAX_KEYS] =
{
"Button A",
"Button B",
"Button C",
"START Button",
"Button X",
"Button Y",
"Button Z",
"MODE Button"
};
static int held_cnt = 0;
#ifdef HW_RVL
#define PAD_UP 0
#define PAD_DOWN 1
#define PAD_LEFT 2
#define PAD_RIGHT 3
/* default directions mapping */
static u32 wpad_dirmap[3][4] =
{
{WPAD_BUTTON_RIGHT, WPAD_BUTTON_LEFT, WPAD_BUTTON_UP, WPAD_BUTTON_DOWN}, /* WIIMOTE */
{WPAD_BUTTON_UP, WPAD_BUTTON_DOWN, WPAD_BUTTON_LEFT, WPAD_BUTTON_RIGHT}, /* WIIMOTE + NUNCHUK */
{WPAD_CLASSIC_BUTTON_UP, WPAD_CLASSIC_BUTTON_DOWN, WPAD_CLASSIC_BUTTON_LEFT, WPAD_CLASSIC_BUTTON_RIGHT} /* CLASSIC */
};
#endif
/***************************************************************************************/
/* Gamecube PAD support */
/***************************************************************************************/
static void pad_config(int chan, int max_keys)
{
int i;
u16 p,key;
char msg[30];
/* reset VSYNC callback */
VIDEO_SetPostRetraceCallback(NULL);
VIDEO_Flush();
/* Check if PAD is connected */
if (!(PAD_ScanPads() & (1<<chan)))
{
/* restore inputs update callback */
VIDEO_SetPostRetraceCallback(gx_input_UpdateMenu);
VIDEO_Flush();
sprintf(msg, "PAD #%d is not connected !", chan+1);
GUI_WaitPrompt("Error",msg);
return;
}
/* Configure each keys */
for (i=0; i<max_keys; i++)
{
/* remove any pending keys */
while (PAD_ButtonsHeld(chan))
{
VIDEO_WaitVSync();
PAD_ScanPads();
}
/* wait for user input */
sprintf(msg,"Press key for %s\n(Z to return)",keys_name[i]);
GUI_MsgBoxUpdate(0,msg);
key = 0;
while (!key)
{
/* update PAD status */
VIDEO_WaitVSync();
PAD_ScanPads();
p = PAD_ButtonsDown(chan);
/* find pressed key */
if (p & PAD_TRIGGER_Z) key = 0xff;
else if (p & PAD_BUTTON_A) key = PAD_BUTTON_A;
else if (p & PAD_BUTTON_B) key = PAD_BUTTON_B;
else if (p & PAD_BUTTON_X) key = PAD_BUTTON_X;
else if (p & PAD_BUTTON_Y) key = PAD_BUTTON_Y;
else if (p & PAD_TRIGGER_R) key = PAD_TRIGGER_R;
else if (p & PAD_TRIGGER_L) key = PAD_TRIGGER_L;
else if (p & PAD_BUTTON_START) key = PAD_BUTTON_START;
}
/* update key mapping */
if (key !=0xff) config.pad_keymap[chan][i] = key;
else break;
}
/* remove any pending keys */
while (PAD_ButtonsHeld(chan))
{
VIDEO_WaitVSync();
PAD_ScanPads();
}
/* restore inputs update callback */
VIDEO_SetPostRetraceCallback(gx_input_UpdateMenu);
VIDEO_Flush();
}
static void pad_update(s8 chan, u8 i)
{
/* PAD status */
u16 p = PAD_ButtonsHeld(chan);
s8 x = PAD_StickX (chan);
s8 y = PAD_StickY (chan);
if (p & PAD_TRIGGER_Z)
{
/* Menu Request */
ConfigRequested = 1;
return;
}
else if ((p & PAD_TRIGGER_L) && (p & PAD_TRIGGER_Z))
{
/* Soft RESET */
set_softreset();
}
/* Retrieve current key mapping */
u16 pad_keymap[MAX_KEYS];
memcpy(pad_keymap, config.pad_keymap[chan], MAX_KEYS * sizeof(u16));
/* Generic buttons */
if (p & pad_keymap[KEY_BUTTONA])
input.pad[i] |= INPUT_A;
if (p & pad_keymap[KEY_BUTTONB])
input.pad[i] |= INPUT_B;
if (p & pad_keymap[KEY_BUTTONC])
input.pad[i] |= INPUT_C;
if (p & pad_keymap[KEY_BUTTONX])
input.pad[i] |= INPUT_X;
if (p & pad_keymap[KEY_BUTTONY])
input.pad[i] |= INPUT_Y;
if (p & pad_keymap[KEY_BUTTONZ])
input.pad[i] |= INPUT_Z;
if (p & pad_keymap[KEY_START])
input.pad[i] |= INPUT_START;
/* Emulated device specific */
switch (input.dev[i])
{
case DEVICE_LIGHTGUN:
{
/* Lightgun cursor position (x,y) */
input.analog[i-4][0] += x / ANALOG_SENSITIVITY;
input.analog[i-4][1] -= y / ANALOG_SENSITIVITY;
if (input.analog[i-4][0] < 0)
input.analog[i-4][0] = 0;
else if (input.analog[i-4][0] > bitmap.viewport.w)
input.analog[i-4][0] = bitmap.viewport.w;
if (input.analog[i-4][1] < 0)
input.analog[i-4][1] = 0;
else if (input.analog[i-4][1] > bitmap.viewport.h)
input.analog[i-4][1] = bitmap.viewport.h;
break;
}
case DEVICE_MOUSE:
{
/* MOUSE relative movement (-255,255) */
input.analog[2][0] = (x / ANALOG_SENSITIVITY) * 2;
input.analog[2][1] = (y / ANALOG_SENSITIVITY) * 2;
if (config.invert_mouse)
input.analog[2][1] = -input.analog[2][1];
break;
}
default:
{
if (system_hw != SYSTEM_PICO)
{
/* gamepad */
if ((p & PAD_BUTTON_UP) || (y > ANALOG_SENSITIVITY))
input.pad[i] |= INPUT_UP;
else if ((p & PAD_BUTTON_DOWN) || (y < -ANALOG_SENSITIVITY))
input.pad[i] |= INPUT_DOWN;
if ((p & PAD_BUTTON_LEFT) || (x < -ANALOG_SENSITIVITY))
input.pad[i] |= INPUT_LEFT;
else if ((p & PAD_BUTTON_RIGHT) || (x > ANALOG_SENSITIVITY))
input.pad[i] |= INPUT_RIGHT;
}
else if (!i)
{
/* PICO PEN tablet position (x,y) */
input.analog[0][0] += x / ANALOG_SENSITIVITY;
input.analog[0][1] -= y / ANALOG_SENSITIVITY;
if (input.analog[0][0] < 0x17c)
input.analog[0][0] = 0x17c;
else if (input.analog[0][0] > 0x3c)
input.analog[0][0] = 0x3c;
if (input.analog[0][1] < 0x1fc)
input.analog[0][1] = 0x1fc;
else if (input.analog[0][1] > 0x3f3)
input.analog[0][1] = 0x3f3;
}
break;
}
}
}
/***************************************************************************************/
/* Wii WPAD support */
/***************************************************************************************/
#ifdef HW_RVL
static s8 WPAD_StickX(WPADData *data,u8 right)
{
float mag = 0.0;
float ang = 0.0;
switch (data->exp.type)
{
case WPAD_EXP_NUNCHUK:
case WPAD_EXP_GUITARHERO3:
if (right == 0)
{
mag = data->exp.nunchuk.js.mag;
ang = data->exp.nunchuk.js.ang;
}
break;
case WPAD_EXP_CLASSIC:
if (right == 0)
{
mag = data->exp.classic.ljs.mag;
ang = data->exp.classic.ljs.ang;
}
else
{
mag = data->exp.classic.rjs.mag;
ang = data->exp.classic.rjs.ang;
}
break;
default:
break;
}
/* calculate X value (angle need to be converted into radian) */
if (mag > 1.0) mag = 1.0;
else if (mag < -1.0) mag = -1.0;
double val = mag * sin(M_PI * ang/180.0f);
return (s8)(val * 128.0f);
}
static s8 WPAD_StickY(WPADData *data, u8 right)
{
float mag = 0.0;
float ang = 0.0;
switch (data->exp.type)
{
case WPAD_EXP_NUNCHUK:
case WPAD_EXP_GUITARHERO3:
if (right == 0)
{
mag = data->exp.nunchuk.js.mag;
ang = data->exp.nunchuk.js.ang;
}
break;
case WPAD_EXP_CLASSIC:
if (right == 0)
{
mag = data->exp.classic.ljs.mag;
ang = data->exp.classic.ljs.ang;
}
else
{
mag = data->exp.classic.rjs.mag;
ang = data->exp.classic.rjs.ang;
}
break;
default:
break;
}
/* calculate X value (angle need to be converted into radian) */
if (mag > 1.0) mag = 1.0;
else if (mag < -1.0) mag = -1.0;
double val = mag * cos(M_PI * ang/180.0f);
return (s8)(val * 128.0f);
}
static void wpad_config(u8 chan, u8 exp, u8 max_keys)
{
int i;
char msg[30];
u32 key,p = 255;
/* remove inputs update callback */
VIDEO_SetPostRetraceCallback(NULL);
VIDEO_Flush();
/* Check if device is connected */
WPAD_Probe(chan, &p);
if (((exp > WPAD_EXP_NONE) && (p != exp)) || (p == 255))
{
/* restore inputs update callback */
VIDEO_SetPostRetraceCallback(gx_input_UpdateMenu);
VIDEO_Flush();
if (exp == WPAD_EXP_NONE) sprintf(msg, "WIIMOTE #%d is not connected !", chan+1);
if (exp == WPAD_EXP_NUNCHUK) sprintf(msg, "NUNCHUK #%d is not connected !", chan+1);
if (exp == WPAD_EXP_CLASSIC) sprintf(msg, "CLASSIC #%d is not connected !", chan+1);
GUI_WaitPrompt("Error",msg);
return;
}
/* loop on each mapped keys */
for (i=0; i<max_keys; i++)
{
/* remove any pending buttons */
while (WPAD_ButtonsHeld(chan))
{
WPAD_ScanPads();
VIDEO_WaitVSync();
}
/* wait for user input */
sprintf(msg,"Press key for %s\n(HOME to return)",keys_name[i]);
GUI_MsgBoxUpdate(0,msg);
/* wait for input */
key = 0;
while (!key)
{
VIDEO_WaitVSync();
WPAD_ScanPads();
p = WPAD_ButtonsDown(chan);
switch (exp)
{
/* Wiimote (TODO: add motion sensing !) */
case WPAD_EXP_NONE:
if (p & WPAD_BUTTON_HOME) key = 0xff;
else if (p & WPAD_BUTTON_2) key = WPAD_BUTTON_2;
else if (p & WPAD_BUTTON_1) key = WPAD_BUTTON_1;
else if (p & WPAD_BUTTON_B) key = WPAD_BUTTON_B;
else if (p & WPAD_BUTTON_A) key = WPAD_BUTTON_A;
else if (p & WPAD_BUTTON_PLUS) key = WPAD_BUTTON_PLUS;
else if (p & WPAD_BUTTON_MINUS) key = WPAD_BUTTON_MINUS;
break;
/* Wiimote + Nunchuk (TODO: add motion sensing !) */
case WPAD_EXP_NUNCHUK:
if (p & WPAD_BUTTON_HOME) key = 0xff;
else if (p & WPAD_BUTTON_2) key = WPAD_BUTTON_2;
else if (p & WPAD_BUTTON_1) key = WPAD_BUTTON_1;
else if (p & WPAD_BUTTON_B) key = WPAD_BUTTON_B;
else if (p & WPAD_BUTTON_A) key = WPAD_BUTTON_A;
else if (p & WPAD_BUTTON_PLUS) key = WPAD_BUTTON_PLUS;
else if (p & WPAD_BUTTON_MINUS) key = WPAD_BUTTON_MINUS;
else if (p & WPAD_NUNCHUK_BUTTON_Z) key = WPAD_NUNCHUK_BUTTON_Z;
else if (p & WPAD_NUNCHUK_BUTTON_C) key = WPAD_NUNCHUK_BUTTON_C;
break;
/* Classic Controller */
case WPAD_EXP_CLASSIC:
if (p & WPAD_CLASSIC_BUTTON_HOME) key = 0xff;
else if (p & WPAD_CLASSIC_BUTTON_X) key = WPAD_CLASSIC_BUTTON_X;
else if (p & WPAD_CLASSIC_BUTTON_A) key = WPAD_CLASSIC_BUTTON_A;
else if (p & WPAD_CLASSIC_BUTTON_Y) key = WPAD_CLASSIC_BUTTON_Y;
else if (p & WPAD_CLASSIC_BUTTON_B) key = WPAD_CLASSIC_BUTTON_B;
else if (p & WPAD_CLASSIC_BUTTON_ZL) key = WPAD_CLASSIC_BUTTON_ZL;
else if (p & WPAD_CLASSIC_BUTTON_ZR) key = WPAD_CLASSIC_BUTTON_ZR;
else if (p & WPAD_CLASSIC_BUTTON_PLUS) key = WPAD_CLASSIC_BUTTON_PLUS;
else if (p & WPAD_CLASSIC_BUTTON_MINUS) key = WPAD_CLASSIC_BUTTON_MINUS;
else if (p & WPAD_CLASSIC_BUTTON_FULL_L) key = WPAD_CLASSIC_BUTTON_FULL_L;
else if (p & WPAD_CLASSIC_BUTTON_FULL_R) key = WPAD_CLASSIC_BUTTON_FULL_R;
break;
default:
key = 0xff;
break;
}
}
/* update key mapping */
if (key != 0xff) config.wpad_keymap[exp + (chan * 3)][i] = key;
else break;
}
/* remove any pending buttons */
while (WPAD_ButtonsHeld(chan))
{
WPAD_ScanPads();
VIDEO_WaitVSync();
}
/* restore inputs update callback */
VIDEO_SetPostRetraceCallback(gx_input_UpdateMenu);
VIDEO_Flush();
}
static void wpad_update(s8 chan, u8 i, u32 exp)
{
/* WPAD data */
WPADData *data = WPAD_Data(chan);
/* WPAD status */
s8 x = 0;
s8 y = 0;
u32 p = data->btns_h;
u32 u = data->btns_u;
if ((u & WPAD_BUTTON_HOME) || (u & WPAD_CLASSIC_BUTTON_HOME))
{
/* Menu Request */
ConfigRequested = 1;
return;
}
else if (((p & WPAD_BUTTON_PLUS) && (p & WPAD_BUTTON_MINUS)) ||
((p & WPAD_CLASSIC_BUTTON_PLUS) && (p & WPAD_CLASSIC_BUTTON_MINUS)))
{
/* Soft RESET */
set_softreset();
}
/* Retrieve current key mapping */
u32 *wpad_keymap = config.wpad_keymap[exp + (3 * chan)];
/* Generic buttons */
if (p & wpad_keymap[KEY_BUTTONA])
input.pad[i] |= INPUT_A;
if (p & wpad_keymap[KEY_BUTTONB])
input.pad[i] |= INPUT_B;
if (p & wpad_keymap[KEY_BUTTONC])
input.pad[i] |= INPUT_C;
if (p & wpad_keymap[KEY_BUTTONX])
input.pad[i] |= INPUT_X;
if (p & wpad_keymap[KEY_BUTTONY])
input.pad[i] |= INPUT_Y;
if (p & wpad_keymap[KEY_BUTTONZ])
input.pad[i] |= INPUT_Z;
if (p & wpad_keymap[KEY_START])
input.pad[i] |= INPUT_START;
if (p & wpad_keymap[KEY_MODE])
input.pad[i] |= INPUT_MODE;
/* Analog sticks */
if (exp != WPAD_EXP_NONE)
{
x = WPAD_StickX(data,0);
y = WPAD_StickY(data,0);
}
/* Emulated device specific */
switch (input.dev[i])
{
case DEVICE_LIGHTGUN:
{
/* Lightgun cursor position (x,y) */
if (x || y)
{
/* analog stick absolute positions */
input.analog[i-4][0] += x / ANALOG_SENSITIVITY;
input.analog[i-4][1] -= y / ANALOG_SENSITIVITY;
if (input.analog[i-4][0] < 0)
input.analog[i-4][0] = 0;
else if (input.analog[i-4][0] > bitmap.viewport.w)
input.analog[i-4][0] = bitmap.viewport.w;
if (input.analog[i-4][1] < 0)
input.analog[i-4][1] = 0;
else if (input.analog[i-4][1] > bitmap.viewport.h)
input.analog[i-4][1] = bitmap.viewport.h;
}
/* Wiimote IR */
if (exp != WPAD_EXP_CLASSIC)
{
struct ir_t ir;
WPAD_IR(chan, &ir);
if (ir.valid)
{
input.analog[i-4][0] = (ir.x * bitmap.viewport.w) / 640;
input.analog[i-4][1] = (ir.y * bitmap.viewport.h) / 480;
/* use default trigger button */
if (p & WPAD_BUTTON_B) input.pad[i] |= INPUT_B;
}
}
break;
}
case DEVICE_MOUSE:
{
/* Mouse relative movement (9 bits signed value) */
input.analog[2][0] = 0;
input.analog[2][1] = 0;
/* Nunchuk/Classic controller analog stick */
if (x || y)
{
input.analog[2][0] = (x * 2) / ANALOG_SENSITIVITY;
input.analog[2][1] = -(y * 2) / ANALOG_SENSITIVITY;
}
/* Wiimote IR */
if (exp != WPAD_EXP_CLASSIC)
{
struct ir_t ir;
WPAD_IR(chan, &ir);
if(ir.smooth_valid)
{
input.analog[2][0] = (int)((ir.sx - 512) / 2 / ANALOG_SENSITIVITY);
input.analog[2][1] = (int)((ir.sy - 384) * 2 / 3 / ANALOG_SENSITIVITY);
/* use default trigger button */
if (p & WPAD_BUTTON_B)
input.pad[i] |= INPUT_B;
}
}
#ifdef USB_MOUSE
/* USB mouse support (FIXME) */
if (MOUSE_IsConnected())
{
mouse_event event;
MOUSE_GetEvent(&event);
MOUSE_FlushEvents();
/* relative X/Y position: (-128;+127) -> (-255;+255) */
if (event.rx)
input.analog[2][0] = (event.rx * 2) + 1;
else
input.analog[2][0] = 0;
if (event.ry)
input.analog[2][1] = (event.ry * 2) + 1;
else
input.analog[2][1] = 0;
/* pressed buttons */
if (event.button & 1)
input.pad[i] |= INPUT_A;
if (event.button & 2)
input.pad[i] |= INPUT_B;
}
#endif
/* Invert Y coordinate */
if (!config.invert_mouse)
input.analog[2][1] = -input.analog[2][1];
break;
}
default:
{
if (system_hw != SYSTEM_PICO)
{
/* gamepad */
if ((p & wpad_dirmap[exp][PAD_UP]) || (y > ANALOG_SENSITIVITY))
input.pad[i] |= INPUT_UP;
else if ((p & wpad_dirmap[exp][PAD_DOWN]) || (y < -ANALOG_SENSITIVITY))
input.pad[i] |= INPUT_DOWN;
if ((p & wpad_dirmap[exp][PAD_LEFT]) || (x < -ANALOG_SENSITIVITY))
input.pad[i] |= INPUT_LEFT;
else if ((p & wpad_dirmap[exp][PAD_RIGHT]) || (x > ANALOG_SENSITIVITY))
input.pad[i] |= INPUT_RIGHT;
}
else if (!i)
{
/* PICO PEN tablet position (x,y) */
if (x || y)
{
/* analog stick relative positions */
input.analog[0][0] += x / ANALOG_SENSITIVITY;
input.analog[0][1] -= y / ANALOG_SENSITIVITY;
if (input.analog[0][0] < 0x17c) input.analog[0][0] = 0x17c;
else if (input.analog[0][0] > 0x3c) input.analog[0][0] = 0x3c;
if (input.analog[0][1] < 0x1fc) input.analog[0][1] = 0x1fc;
else if (input.analog[0][1] > 0x3f3) input.analog[0][1] = 0x3f3;
}
/* Wiimote IR */
if (exp != WPAD_EXP_CLASSIC)
{
struct ir_t ir;
WPAD_IR(chan, &ir);
if (ir.valid)
{
input.analog[0][0] = 0x3c + (ir.x * (0x17c - 0x3c + 1)) / 640;
input.analog[0][1] = 0x1fc + (ir.y * (0x3f3 - 0x1fc + 1)) / 480;
/* use default trigger button */
if (p & WPAD_BUTTON_B)
input.pad[i] |= INPUT_B;
}
}
}
break;
}
}
}
#endif
/***************************************************************************************/
/* GX Input interface */
/***************************************************************************************/
void gx_input_Init(void)
{
PAD_Init ();
#ifdef HW_RVL
WPAD_Init();
WPAD_SetIdleTimeout(60);
WPAD_SetDataFormat(WPAD_CHAN_ALL,WPAD_FMT_BTNS_ACC_IR);
WPAD_SetVRes(WPAD_CHAN_ALL,640,480);
#endif
VIDEO_SetPostRetraceCallback(gx_input_UpdateMenu);
VIDEO_Flush();
}
void gx_input_SetDefault(void)
{
int i,j;
u32 exp;
/* set default key mapping for each type of devices */
for (i=0; i<4; i++)
{
config.pad_keymap[i][KEY_BUTTONA] = PAD_BUTTON_B;
config.pad_keymap[i][KEY_BUTTONB] = PAD_BUTTON_A;
config.pad_keymap[i][KEY_BUTTONC] = PAD_BUTTON_X;
config.pad_keymap[i][KEY_START] = PAD_BUTTON_START;
config.pad_keymap[i][KEY_BUTTONX] = PAD_TRIGGER_L;
config.pad_keymap[i][KEY_BUTTONY] = PAD_BUTTON_Y;
config.pad_keymap[i][KEY_BUTTONZ] = PAD_TRIGGER_R;
config.pad_keymap[i][KEY_MODE] = 0;
}
#ifdef HW_RVL
for (i=0; i<4; i++)
{
/* Wiimote */
config.wpad_keymap[i*3 + WPAD_EXP_NONE][KEY_BUTTONA] = WPAD_BUTTON_A;
config.wpad_keymap[i*3 + WPAD_EXP_NONE][KEY_BUTTONB] = WPAD_BUTTON_2;
config.wpad_keymap[i*3 + WPAD_EXP_NONE][KEY_BUTTONC] = WPAD_BUTTON_1;
config.wpad_keymap[i*3 + WPAD_EXP_NONE][KEY_START] = WPAD_BUTTON_PLUS;
config.wpad_keymap[i*3 + WPAD_EXP_NONE][KEY_BUTTONX] = 0;
config.wpad_keymap[i*3 + WPAD_EXP_NONE][KEY_BUTTONY] = 0;
config.wpad_keymap[i*3 + WPAD_EXP_NONE][KEY_BUTTONZ] = 0;
config.wpad_keymap[i*3 + WPAD_EXP_NONE][KEY_MODE] = 0;
/* Wiimote + Nunchuk */
config.wpad_keymap[i*3 + WPAD_EXP_NUNCHUK][KEY_BUTTONA] = WPAD_NUNCHUK_BUTTON_Z;
config.wpad_keymap[i*3 + WPAD_EXP_NUNCHUK][KEY_BUTTONB] = WPAD_BUTTON_A;
config.wpad_keymap[i*3 + WPAD_EXP_NUNCHUK][KEY_BUTTONC] = WPAD_BUTTON_B;
config.wpad_keymap[i*3 + WPAD_EXP_NUNCHUK][KEY_START] = WPAD_BUTTON_PLUS;
config.wpad_keymap[i*3 + WPAD_EXP_NUNCHUK][KEY_BUTTONX] = WPAD_NUNCHUK_BUTTON_C;
config.wpad_keymap[i*3 + WPAD_EXP_NUNCHUK][KEY_BUTTONY] = WPAD_BUTTON_1;
config.wpad_keymap[i*3 + WPAD_EXP_NUNCHUK][KEY_BUTTONZ] = WPAD_BUTTON_2;
config.wpad_keymap[i*3 + WPAD_EXP_NUNCHUK][KEY_MODE] = WPAD_BUTTON_MINUS;
/* Classic Controller */
config.wpad_keymap[i*3 + WPAD_EXP_CLASSIC][KEY_BUTTONA] = WPAD_CLASSIC_BUTTON_Y;
config.wpad_keymap[i*3 + WPAD_EXP_CLASSIC][KEY_BUTTONB] = WPAD_CLASSIC_BUTTON_B;
config.wpad_keymap[i*3 + WPAD_EXP_CLASSIC][KEY_BUTTONC] = WPAD_CLASSIC_BUTTON_A;
config.wpad_keymap[i*3 + WPAD_EXP_CLASSIC][KEY_START] = WPAD_CLASSIC_BUTTON_PLUS;
config.wpad_keymap[i*3 + WPAD_EXP_CLASSIC][KEY_BUTTONX] = WPAD_CLASSIC_BUTTON_ZL;
config.wpad_keymap[i*3 + WPAD_EXP_CLASSIC][KEY_BUTTONY] = WPAD_CLASSIC_BUTTON_X;
config.wpad_keymap[i*3 + WPAD_EXP_CLASSIC][KEY_BUTTONZ] = WPAD_CLASSIC_BUTTON_ZR;
config.wpad_keymap[i*3 + WPAD_EXP_CLASSIC][KEY_MODE] = WPAD_CLASSIC_BUTTON_MINUS;
}
#endif
/* Default player inputs */
for (i=0; i<MAX_INPUTS; i++)
{
config.input[i].device = -1;
config.input[i].port = i%4;
config.input[i].padtype = 0;
}
#ifdef HW_RVL
/* Autodetect Wii Controllers */
VIDEO_WaitVSync();
for (i=0; i<4; i++)
{
/* try to autodetect connected controller */
exp = 255;
WPAD_Probe(i, &exp);
if (exp <= WPAD_EXP_CLASSIC)
{
/* set expansion controller (or wiimote if no expansion) as default */
config.input[i].device = exp + 1;
config.input[i].port = i;
}
else
{
/* look for unassigned wiimotes */
for (j=0; j<i; j++)
{
/* classic controller is already assigned, which means wiimote is not used */
if (config.input[j].device == (WPAD_EXP_CLASSIC + 1))
{
/* assign wiimote */
config.input[i].device = 1;
config.input[i].port = j;
}
}
}
}
#endif
/* Autodetect Gamecube Controllers */
VIDEO_WaitVSync();
exp = PAD_ScanPads();
for (i=0; i<4; i++)
{
/* check if Gamecube Controller is connected */
if (exp & (1 << i))
{
for (j=0; j<MAX_INPUTS; j++)
{
/* look for the first unassigned player */
if (config.input[j].device == -1)
{
config.input[j].device = 0;
config.input[j].port = i;
}
}
}
}
/* default emulated inputs */
input.system[0] = SYSTEM_GAMEPAD;
input.system[1] = (config.input[1].device != -1) ? SYSTEM_GAMEPAD : NO_SYSTEM;
}
void gx_input_Config(u8 chan, u8 type, u8 max)
{
switch (type)
{
case 0:
pad_config(chan, max);
break;
default:
#ifdef HW_RVL
wpad_config(chan,type-1, max);
#endif
break;
}
}
void gx_input_UpdateEmu(void)
{
int i;
int player = 0;
/* update controllers */
PAD_ScanPads();
#ifdef HW_RVL
WPAD_ScanPads();
#endif
#ifdef HW_RVL
if (SYS_ResetButtonDown())
{
/* Soft RESET */
set_softreset();
}
#endif
for (i=0; i<MAX_DEVICES; i++)
{
/* clear key status */
input.pad[i] = 0;
/* update inputs */
if (input.dev[i] != NO_DEVICE)
{
if (config.input[player].device == 0)
pad_update(config.input[player].port, i);
#ifdef HW_RVL
else if (config.input[player].device > 0)
wpad_update(config.input[player].port,i, config.input[player].device - 1);
#endif
player ++;
}
}
}
/* Menu inputs update function (done by Video Interrupt callback) */
void gx_input_UpdateMenu(u32 cnt)
{
/* PAD status update */
PAD_ScanPads();
/* PAD pressed keys */
s16 pp = PAD_ButtonsDown(0);
/* PAD held keys (direction/selection) */
s16 hp = PAD_ButtonsHeld(0) & (PAD_BUTTON_UP|PAD_BUTTON_DOWN|PAD_BUTTON_LEFT|PAD_BUTTON_RIGHT|PAD_BUTTON_A);
/* PAD analog sticks (handled as PAD held direction keys) */
s8 x = PAD_StickX(0);
s8 y = PAD_StickY(0);
if (x > ANALOG_SENSITIVITY) hp |= PAD_BUTTON_RIGHT;
else if (x < -ANALOG_SENSITIVITY) hp |= PAD_BUTTON_LEFT;
else if (y > ANALOG_SENSITIVITY) hp |= PAD_BUTTON_UP;
else if (y < -ANALOG_SENSITIVITY) hp |= PAD_BUTTON_DOWN;
#ifdef HW_RVL
/* WPAD status update */
WPAD_ScanPads();
WPADData *data = WPAD_Data(0);
/* WPAD pressed keys */
u32 pw = data->btns_d;
/* WPAD held keys (direction/selection) */
u32 hw = data->btns_h & (WPAD_BUTTON_UP|WPAD_BUTTON_DOWN|WPAD_BUTTON_LEFT|WPAD_BUTTON_RIGHT|WPAD_BUTTON_A|WPAD_BUTTON_2);
/* WPAD analog sticks (handled as PAD held direction keys) */
x = WPAD_StickX(data, 0);
y = WPAD_StickY(data, 0);
if (x > ANALOG_SENSITIVITY) hp |= PAD_BUTTON_RIGHT;
else if (x < -ANALOG_SENSITIVITY) hp |= PAD_BUTTON_LEFT;
else if (y > ANALOG_SENSITIVITY) hp |= PAD_BUTTON_UP;
else if (y < -ANALOG_SENSITIVITY) hp |= PAD_BUTTON_DOWN;
#endif
/* check if any direction/selection key is being held or just being pressed/released */
#ifdef HW_RVL
if (pp||pw) held_cnt = 0;
else if (hp||hw) held_cnt++;
else held_cnt = 0;
#else
if (pp) held_cnt = 0;
else if (hp) held_cnt++;
else held_cnt = 0;
#endif
/* initial delay (prevents triggering to start immediately) */
if (held_cnt > HELD_DELAY)
{
/* key triggering */
pp |= hp;
#ifdef HW_RVL
pw |= hw;
#endif
/* delay until next triggering (adjusts direction/selection update speed) */
held_cnt -= HELD_SPEED;
}
#ifdef HW_RVL
/* Wiimote direction keys */
WPAD_IR(0, &m_input.ir);
if (m_input.ir.valid)
{
/* Wiimote is handled vertically */
if (pw & WPAD_BUTTON_UP) pp |= PAD_BUTTON_UP;
else if (pw & WPAD_BUTTON_DOWN) pp |= PAD_BUTTON_DOWN;
else if (pw & WPAD_BUTTON_LEFT) pp |= PAD_BUTTON_LEFT;
else if (pw & WPAD_BUTTON_RIGHT) pp |= PAD_BUTTON_RIGHT;
}
else
{
/* Wiimote is handled horizontally */
if (pw & WPAD_BUTTON_UP) pp |= PAD_BUTTON_LEFT;
else if (pw & WPAD_BUTTON_DOWN) pp |= PAD_BUTTON_RIGHT;
else if (pw & WPAD_BUTTON_LEFT) pp |= PAD_BUTTON_DOWN;
else if (pw & WPAD_BUTTON_RIGHT) pp |= PAD_BUTTON_UP;
}
/* Classic Controller direction keys */
if (pw & WPAD_CLASSIC_BUTTON_UP) pp |= PAD_BUTTON_UP;
else if (pw & WPAD_CLASSIC_BUTTON_DOWN) pp |= PAD_BUTTON_DOWN;
else if (pw & WPAD_CLASSIC_BUTTON_LEFT) pp |= PAD_BUTTON_LEFT;
else if (pw & WPAD_CLASSIC_BUTTON_RIGHT) pp |= PAD_BUTTON_RIGHT;
/* WPAD buttons */
if (pw & WPAD_BUTTON_MINUS) pp |= PAD_TRIGGER_L;
if (pw & WPAD_BUTTON_PLUS) pp |= PAD_TRIGGER_R;
if (pw & WPAD_BUTTON_A) pp |= PAD_BUTTON_A;
if (pw & WPAD_BUTTON_B) pp |= PAD_BUTTON_B;
if (pw & WPAD_BUTTON_2) pp |= PAD_BUTTON_A;
if (pw & WPAD_BUTTON_1) pp |= PAD_BUTTON_B;
if (pw & WPAD_BUTTON_HOME) pp |= PAD_TRIGGER_Z;
if (pw & WPAD_CLASSIC_BUTTON_FULL_L) pp |= PAD_TRIGGER_L;
if (pw & WPAD_CLASSIC_BUTTON_FULL_R) pp |= PAD_TRIGGER_R;
if (pw & WPAD_CLASSIC_BUTTON_A) pp |= PAD_BUTTON_A;
if (pw & WPAD_CLASSIC_BUTTON_B) pp |= PAD_BUTTON_B;
if (pw & WPAD_CLASSIC_BUTTON_HOME) pp |= PAD_TRIGGER_Z;
#endif
/* Update menu inputs */
m_input.keys = pp;
}
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