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curt 1997-05-31 19:24:04 +00:00
parent 3daadec894
commit 607546e8f4
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Controls/controls.c Normal file
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/**************************************************************************
* controls.c -- defines a standard interface to all flight sim controls
*
* Written by Curtis Olson, started May 1997.
*
* Copyright (C) 1997 Curtis L. Olson - curt@infoplane.com
*
* 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., 675 Mass Ave, Cambridge, MA 02139, USA.
*
* $Id$
* (Log is kept at end of this file)
**************************************************************************/
#include "controls.h"
#include "../aircraft/aircraft.h"
void fgControlsInit() {
int i;
struct control_params *c;
c = &current_aircraft.controls;
FG_Elevator = 0.0;
FG_Elev_Trim = 1.969572E-03;
FG_Aileron = 0.0;
FG_Rudder = 0.0;
for ( i = 0; i < FG_MAX_ENGINES; i++ ) {
FG_Throttle[i] = 0.0;
}
}
void fgElevMove(double amt) {
struct control_params *c;
c = &current_aircraft.controls;
FG_Elevator += amt;
if ( FG_Elevator < -1.0 ) FG_Elevator = -1.0;
if ( FG_Elevator > 1.0 ) FG_Elevator = 1.0;
}
void fgElevSet(double pos) {
struct control_params *c;
c = &current_aircraft.controls;
FG_Elevator = pos;
if ( FG_Elevator < -1.0 ) FG_Elevator = -1.0;
if ( FG_Elevator > 1.0 ) FG_Elevator = 1.0;
}
void fgElevTrimMove(double amt) {
struct control_params *c;
c = &current_aircraft.controls;
FG_Elev_Trim += amt;
if ( FG_Elev_Trim < -1.0 ) FG_Elev_Trim = -1.0;
if ( FG_Elev_Trim > 1.0 ) FG_Elev_Trim = 1.0;
}
void fgElevTrimSet(double pos) {
struct control_params *c;
c = &current_aircraft.controls;
FG_Elev_Trim = pos;
if ( FG_Elev_Trim < -1.0 ) FG_Elev_Trim = -1.0;
if ( FG_Elev_Trim > 1.0 ) FG_Elev_Trim = 1.0;
}
void fgAileronMove(double amt) {
struct control_params *c;
c = &current_aircraft.controls;
FG_Aileron += amt;
if ( FG_Aileron < -1.0 ) FG_Aileron = -1.0;
if ( FG_Aileron > 1.0 ) FG_Aileron = 1.0;
}
void fgAileronSet(double pos) {
struct control_params *c;
c = &current_aircraft.controls;
FG_Aileron = pos;
if ( FG_Aileron < -1.0 ) FG_Aileron = -1.0;
if ( FG_Aileron > 1.0 ) FG_Aileron = 1.0;
}
void fgRudderMove(double amt) {
struct control_params *c;
c = &current_aircraft.controls;
FG_Rudder += amt;
if ( FG_Rudder < -1.0 ) FG_Rudder = -1.0;
if ( FG_Rudder > 1.0 ) FG_Rudder = 1.0;
}
void fgRudderSet(double pos) {
struct control_params *c;
c = &current_aircraft.controls;
FG_Rudder = pos;
if ( FG_Rudder < -1.0 ) FG_Rudder = -1.0;
if ( FG_Rudder > 1.0 ) FG_Rudder = 1.0;
}
void fgThrottleMove(int engine, double amt) {
int i;
struct control_params *c;
c = &current_aircraft.controls;
if ( engine == FG_Throttle_All ) {
for ( i = 0; i < FG_MAX_ENGINES; i++ ) {
FG_Throttle[i] += amt;
if ( FG_Throttle[i] < 0.0 ) FG_Throttle[i] = 0.0;
if ( FG_Throttle[i] > 1.0 ) FG_Throttle[i] = 1.0;
}
} else {
if ( (engine >= 0) && (engine < FG_MAX_ENGINES) ) {
FG_Throttle[engine] += amt;
if ( FG_Throttle[engine] < 0.0 ) FG_Throttle[engine] = 0.0;
if ( FG_Throttle[engine] > 1.0 ) FG_Throttle[engine] = 1.0;
}
}
}
void fgThrottleSet(int engine, double pos) {
int i;
struct control_params *c;
c = &current_aircraft.controls;
if ( engine == FG_Throttle_All ) {
for ( i = 0; i < FG_MAX_ENGINES; i++ ) {
FG_Throttle[i] = pos;
if ( FG_Throttle[i] < 0.0 ) FG_Throttle[i] = 0.0;
if ( FG_Throttle[i] > 1.0 ) FG_Throttle[i] = 1.0;
}
} else {
if ( (engine >= 0) && (engine < FG_MAX_ENGINES) ) {
FG_Throttle[engine] = pos;
if ( FG_Throttle[engine] < 0.0 ) FG_Throttle[engine] = 0.0;
if ( FG_Throttle[engine] > 1.0 ) FG_Throttle[engine] = 1.0;
}
}
}
/* $Log$
/* Revision 1.1 1997/05/31 19:24:04 curt
/* Initial revision.
/*
*/