117 lines
3.2 KiB
C++
117 lines
3.2 KiB
C++
// jsinput.cxx -- wait for and identify input from joystick
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//
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// Written by Tony Peden, started May 2001
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//
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// Copyright (C) 2001 Tony Peden (apeden@earthlink.net)
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//
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// This program is free software; you can redistribute it and/or
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// modify it under the terms of the GNU General Public License as
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// published by the Free Software Foundation; either version 2 of the
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// License, or (at your option) any later version.
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//
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// This program is distributed in the hope that it will be useful, but
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// WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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// 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
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// along with this program; if not, write to the Free Software
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// Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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#include "jsinput.h"
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jsInput::jsInput(jsSuper *j) {
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jss=j;
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pretty_display=true;
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joystick=axis=button=-1;
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axis_threshold=0.2;
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}
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jsInput::~jsInput(void) {}
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int jsInput::getInput(){
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bool gotit=false;
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float delta;
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int i, current_button = 0, button_bits = 0;
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joystick=axis=button=-1;
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axis_positive=false;
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if(pretty_display) {
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printf ( "+----------------------------------------------\n" ) ;
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printf ( "| Btns " ) ;
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for ( i = 0 ; i < jss->getJoystick()->getNumAxes() ; i++ )
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printf ( "Ax:%1d ", i ) ;
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for ( ; i < 8 ; i++ )
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printf ( " " ) ;
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printf ( "|\n" ) ;
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printf ( "+----------------------------------------------\n" ) ;
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}
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jss->firstJoystick();
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do {
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jss->getJoystick()->read ( &button_iv[jss->getCurrentJoystickId()],
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axes_iv[jss->getCurrentJoystickId()] ) ;
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} while( jss->nextJoystick() );
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while(!gotit) {
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jss->firstJoystick();
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do {
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jss->getJoystick()->read ( ¤t_button, axes ) ;
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if(pretty_display) printf ( "| %04x ", current_button ) ;
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for ( i = 0 ; i < jss->getJoystick()->getNumAxes(); i++ ) {
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delta = axes[i] - axes_iv[jss->getCurrentJoystickId()][i];
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if(pretty_display) printf ( "%+.1f ", delta ) ;
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if(!gotit) {
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if( fabs(delta) > axis_threshold ) {
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gotit=true;
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joystick=jss->getCurrentJoystickId();
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axis=i;
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axis_positive=(delta>0);
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} else if( current_button != 0 ) {
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gotit=true;
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joystick=jss->getCurrentJoystickId();
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button_bits=current_button;
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}
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}
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}
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if(pretty_display) {
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for ( ; i < 8 ; i++ )
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printf ( " . " ) ;
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}
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} while( jss->nextJoystick() && !gotit);
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if(pretty_display) {
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printf ( "|\r" ) ;
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fflush ( stdout ) ;
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}
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ulMilliSecondSleep(1);
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}
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if(button_bits != 0) {
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for(int i=0;i<=31;i++) {
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if( ( button_bits & (1 << i) ) > 0 ) {
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button=i;
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break;
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}
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}
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}
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return 0;
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}
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