mirror of
https://github.com/wiidev/usbloadergx.git
synced 2024-11-05 02:55:07 +01:00
9e79c9d99b
* code cleanup
165 lines
4.3 KiB
C++
165 lines
4.3 KiB
C++
/****************************************************************************
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* libwiigui Template
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* Tantric 2009
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*
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* input.cpp
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* Wii/GameCube controller management
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***************************************************************************/
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#include <gccore.h>
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include <math.h>
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#include <ogcsys.h>
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#include <unistd.h>
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#include <wiiuse/wpad.h>
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#include "menu.h"
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#include "video.h"
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#include "input.h"
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#include "libwiigui/gui.h"
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int rumbleRequest[4] = {0, 0, 0, 0};
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GuiTrigger userInput[4];
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static int rumbleCount[4] = {0, 0, 0, 0};
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/****************************************************************************
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* UpdatePads
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*
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* called by postRetraceCallback in InitGCVideo - scans gcpad and wpad
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***************************************************************************/
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void UpdatePads()
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{
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WPAD_ScanPads();
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PAD_ScanPads();
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for ( int i = 3; i >= 0; i-- )
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{
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memcpy( &userInput[i].wpad, WPAD_Data( i ), sizeof( WPADData ) );
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userInput[i].chan = i;
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userInput[i].pad.btns_d = PAD_ButtonsDown( i );
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userInput[i].pad.btns_u = PAD_ButtonsUp( i );
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userInput[i].pad.btns_h = PAD_ButtonsHeld( i );
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userInput[i].pad.stickX = PAD_StickX( i );
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userInput[i].pad.stickY = PAD_StickY( i );
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userInput[i].pad.substickX = PAD_SubStickX( i );
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userInput[i].pad.substickY = PAD_SubStickY( i );
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userInput[i].pad.triggerL = PAD_TriggerL( i );
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userInput[i].pad.triggerR = PAD_TriggerR( i );
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if ( Settings.rumble == RumbleOn )
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DoRumble( i );
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}
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}
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/****************************************************************************
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* SetupPads
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*
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* Sets up userInput triggers for use
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***************************************************************************/
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void SetupPads()
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{
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PAD_Init();
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WPAD_Init();
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// read wiimote accelerometer and IR data
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WPAD_SetDataFormat( WPAD_CHAN_ALL, WPAD_FMT_BTNS_ACC_IR );
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WPAD_SetVRes( WPAD_CHAN_ALL, screenwidth, screenheight );
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for ( int i = 0; i < 4; i++ )
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{
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userInput[i].chan = i;
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}
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}
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/****************************************************************************
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* ShutoffRumble
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***************************************************************************/
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void ShutoffRumble()
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{
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for ( int i = 0; i < 4; i++ )
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{
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WPAD_Rumble( i, 0 );
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rumbleCount[i] = 0;
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}
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}
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/****************************************************************************
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* DoRumble
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***************************************************************************/
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void DoRumble( int i )
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{
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if ( rumbleRequest[i] && rumbleCount[i] < 3 )
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{
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WPAD_Rumble( i, 1 ); // rumble on
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rumbleCount[i]++;
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}
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else if ( rumbleRequest[i] )
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{
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rumbleCount[i] = 20;
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rumbleRequest[i] = 0;
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}
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else
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{
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if ( rumbleCount[i] )
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rumbleCount[i]--;
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WPAD_Rumble( i, 0 ); // rumble off
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}
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}
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/****************************************************************************
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* WPAD_Stick
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*
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* Get X/Y value from Wii Joystick (classic, nunchuk) input
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***************************************************************************/
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s8 WPAD_Stick( u8 chan, u8 right, int axis )
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{
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float mag = 0.0;
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float ang = 0.0;
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WPADData *data = WPAD_Data( chan );
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switch ( data->exp.type )
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{
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case WPAD_EXP_NUNCHUK:
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case WPAD_EXP_GUITARHERO3:
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if ( right == 0 )
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{
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mag = data->exp.nunchuk.js.mag;
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ang = data->exp.nunchuk.js.ang;
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}
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break;
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case WPAD_EXP_CLASSIC:
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if ( right == 0 )
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{
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mag = data->exp.classic.ljs.mag;
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ang = data->exp.classic.ljs.ang;
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}
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else
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{
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mag = data->exp.classic.rjs.mag;
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ang = data->exp.classic.rjs.ang;
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}
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break;
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default:
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break;
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}
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/* calculate x/y value (angle need to be converted into radian) */
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if ( mag > 1.0 ) mag = 1.0;
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else if ( mag < -1.0 ) mag = -1.0;
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double val;
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if ( axis == 0 ) // x-axis
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val = mag * sin( ( PI * ang ) / 180.0f );
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else // y-axis
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val = mag * cos( ( PI * ang ) / 180.0f );
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return ( s8 )( val * 128.0f );
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}
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