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move.c    66 lines (57 with data), 1.6 kB

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/* Asteroids3D - a first person game of blowing up asteroids
* Copyright (C) 2000 Stuart Mark Pomerantz <smp [at] psc edu>
*
*
* 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., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
*
* Stuart Pomerantz
* 3935 Stonecliffe drive
* Monroeville, PA 15146
*/
#include "asteroids3D.h"
#include "vecops.h"
/* three important vectors (also thrust.c):
*
* 3) rotation
*
* is the vector which holds the input requests for a rotation about an axis.
* this is a "request" modulated by dt
*
*/
Vector rotation;
void slide_alongx(double d) {
vec_addmul(&thrust, &thrust, d, &xaxis);
return;
}
void slide_alongy(double d) {
vec_addmul(&thrust, &thrust, d, &yaxis);
return;
}
void slide_alongz(double d) {
vec_addmul(&thrust, &thrust, d, &zaxis);
return;
}
void turn_aboutx(double t) {
rotation.x += t ;
return ;
}
void turn_abouty(double t) {
rotation.y += t ;
return ;
}
void turn_aboutz(double t) {
rotation.z += t ;
return ;
}