99 lines
3.5 KiB
C
99 lines
3.5 KiB
C
/*
|
|
THE COMPUTER CODE CONTAINED HEREIN IS THE SOLE PROPERTY OF PARALLAX
|
|
SOFTWARE CORPORATION ("PARALLAX"). PARALLAX, IN DISTRIBUTING THE CODE TO
|
|
END-USERS, AND SUBJECT TO ALL OF THE TERMS AND CONDITIONS HEREIN, GRANTS A
|
|
ROYALTY-FREE, PERPETUAL LICENSE TO SUCH END-USERS FOR USE BY SUCH END-USERS
|
|
IN USING, DISPLAYING, AND CREATING DERIVATIVE WORKS THEREOF, SO LONG AS
|
|
SUCH USE, DISPLAY OR CREATION IS FOR NON-COMMERCIAL, ROYALTY OR REVENUE
|
|
FREE PURPOSES. IN NO EVENT SHALL THE END-USER USE THE COMPUTER CODE
|
|
CONTAINED HEREIN FOR REVENUE-BEARING PURPOSES. THE END-USER UNDERSTANDS
|
|
AND AGREES TO THE TERMS HEREIN AND ACCEPTS THE SAME BY USE OF THIS FILE.
|
|
COPYRIGHT 1993-1998 PARALLAX SOFTWARE CORPORATION. ALL RIGHTS RESERVED.
|
|
*/
|
|
/*
|
|
*
|
|
* Code for controlling player movement
|
|
*
|
|
*/
|
|
|
|
|
|
#include <stdlib.h>
|
|
#include "key.h"
|
|
#include "joy.h"
|
|
#include "timer.h"
|
|
#include "dxxerror.h"
|
|
#include "inferno.h"
|
|
#include "game.h"
|
|
#include "object.h"
|
|
#include "player.h"
|
|
#include "controls.h"
|
|
#include "render.h"
|
|
#include "args.h"
|
|
#include "palette.h"
|
|
#include "mouse.h"
|
|
#include "kconfig.h"
|
|
|
|
//look at keyboard, mouse, joystick, CyberMan, whatever, and set
|
|
//physics vars rotvel, velocity
|
|
|
|
void read_flying_controls( object * obj )
|
|
{
|
|
Assert(FrameTime > 0); //Get MATT if hit this!
|
|
|
|
// Couldn't the "50" in the next three lines be changed to "64" with no ill effect?
|
|
obj->mtype.phys_info.rotthrust.x = Controls.pitch_time;
|
|
obj->mtype.phys_info.rotthrust.y = Controls.heading_time;
|
|
obj->mtype.phys_info.rotthrust.z = Controls.bank_time;
|
|
|
|
// Set object's thrust vector for forward/backward
|
|
vm_vec_copy_scale(&obj->mtype.phys_info.thrust,&obj->orient.fvec, Controls.forward_thrust_time );
|
|
|
|
// slide left/right
|
|
vm_vec_scale_add2(&obj->mtype.phys_info.thrust,&obj->orient.rvec, Controls.sideways_thrust_time );
|
|
|
|
// slide up/down
|
|
vm_vec_scale_add2(&obj->mtype.phys_info.thrust,&obj->orient.uvec, Controls.vertical_thrust_time );
|
|
|
|
if (obj->mtype.phys_info.flags & PF_WIGGLE) {
|
|
fix swiggle;
|
|
fix_fastsincos(((fix)GameTime64), &swiggle, NULL);
|
|
if (FrameTime < F1_0) // Only scale wiggle if getting at least 1 FPS, to avoid causing the opposite problem.
|
|
swiggle = fixmul(swiggle*20, FrameTime); //make wiggle fps-independant (based on pre-scaled amount of wiggle at 20 FPS)
|
|
vm_vec_scale_add2(&obj->mtype.phys_info.velocity,&obj->orient.uvec,fixmul(swiggle,Player_ship->wiggle));
|
|
}
|
|
|
|
// As of now, obj->mtype.phys_info.thrust & obj->mtype.phys_info.rotthrust are
|
|
// in units of time... In other words, if thrust==FrameTime, that
|
|
// means that the user was holding down the Max_thrust key for the
|
|
// whole frame. So we just scale them up by the max, and divide by
|
|
// FrameTime to make them independant of framerate
|
|
|
|
// Prevent divide overflows on high frame rates.
|
|
// In a signed divide, you get an overflow if num >= div<<15
|
|
{
|
|
fix ft = FrameTime;
|
|
|
|
// Note, you must check for ft < F1_0/2, else you can get an overflow on the << 15.
|
|
if ((ft < F1_0/2) && (ft << 15 <= Player_ship->max_thrust)) {
|
|
ft = (Player_ship->max_thrust >> 15) + 1;
|
|
}
|
|
|
|
vm_vec_scale( &obj->mtype.phys_info.thrust, fixdiv(Player_ship->max_thrust,ft) );
|
|
|
|
if ((ft < F1_0/2) && (ft << 15 <= Player_ship->max_rotthrust)) {
|
|
ft = (Player_ship->max_thrust >> 15) + 1;
|
|
}
|
|
|
|
vm_vec_scale( &obj->mtype.phys_info.rotthrust, fixdiv(Player_ship->max_rotthrust,ft) );
|
|
}
|
|
|
|
//moved here by WraithX
|
|
if (Player_is_dead) {
|
|
//vm_vec_zero(&obj->mtype.phys_info.rotthrust); //let dead players rotate, changed by WraithX
|
|
vm_vec_zero(&obj->mtype.phys_info.thrust); //don't let dead players move, changed by WraithX
|
|
return;
|
|
}//end if
|
|
|
|
|
|
}
|