mirror of
https://git.code.sf.net/p/quake/newtree
synced 2024-11-10 14:52:08 +00:00
af032b8d55
split up the headerfiles and such. common.[ch] and qwsvdef.h no longer exist. More work still needs to be done (esp for windows) but this should be a major improvement.
578 lines
10 KiB
C
578 lines
10 KiB
C
/*
|
|
r_part.c
|
|
|
|
(description)
|
|
|
|
Copyright (C) 1996-1997 Id Software, Inc.
|
|
|
|
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:
|
|
|
|
Free Software Foundation, Inc.
|
|
59 Temple Place - Suite 330
|
|
Boston, MA 02111-1307, USA
|
|
|
|
$Id$
|
|
*/
|
|
|
|
#ifdef HAVE_CONFIG_H
|
|
# include <config.h>
|
|
#endif
|
|
#include "qargs.h"
|
|
#include "r_local.h"
|
|
#include "console.h"
|
|
#include "quakefs.h"
|
|
#include "quakedef.h"
|
|
|
|
#include <stdlib.h>
|
|
|
|
#define MAX_PARTICLES 2048 // default max # of particles at one
|
|
// time
|
|
#define ABSOLUTE_MIN_PARTICLES 512 // no fewer than this no matter what's
|
|
// on the command line
|
|
|
|
int ramp1[8] = {0x6f, 0x6d, 0x6b, 0x69, 0x67, 0x65, 0x63, 0x61};
|
|
int ramp2[8] = {0x6f, 0x6e, 0x6d, 0x6c, 0x6b, 0x6a, 0x68, 0x66};
|
|
int ramp3[8] = {0x6d, 0x6b, 6, 5, 4, 3};
|
|
|
|
particle_t *active_particles, *free_particles;
|
|
|
|
particle_t *particles;
|
|
int r_numparticles;
|
|
|
|
vec3_t r_pright, r_pup, r_ppn;
|
|
|
|
|
|
/*
|
|
===============
|
|
R_InitParticles
|
|
===============
|
|
*/
|
|
void R_InitParticles (void)
|
|
{
|
|
int i;
|
|
|
|
i = COM_CheckParm ("-particles");
|
|
|
|
if (i)
|
|
{
|
|
r_numparticles = (int)(atoi(com_argv[i+1]));
|
|
if (r_numparticles < ABSOLUTE_MIN_PARTICLES)
|
|
r_numparticles = ABSOLUTE_MIN_PARTICLES;
|
|
}
|
|
else
|
|
{
|
|
r_numparticles = MAX_PARTICLES;
|
|
}
|
|
|
|
particles = (particle_t *)
|
|
Hunk_AllocName (r_numparticles * sizeof(particle_t), "particles");
|
|
}
|
|
|
|
|
|
/*
|
|
===============
|
|
R_ClearParticles
|
|
===============
|
|
*/
|
|
void R_ClearParticles (void)
|
|
{
|
|
int i;
|
|
|
|
free_particles = &particles[0];
|
|
active_particles = NULL;
|
|
|
|
for (i=0 ;i<r_numparticles ; i++)
|
|
particles[i].next = &particles[i+1];
|
|
particles[r_numparticles-1].next = NULL;
|
|
}
|
|
|
|
|
|
void R_ReadPointFile_f (void)
|
|
{
|
|
QFile *f;
|
|
vec3_t org;
|
|
int r;
|
|
int c;
|
|
particle_t *p;
|
|
char name[MAX_OSPATH];
|
|
char buf[256];
|
|
|
|
// FIXME sprintf (name,"maps/%s.pts", sv.name);
|
|
|
|
COM_FOpenFile (name, &f);
|
|
if (!f)
|
|
{
|
|
Con_Printf ("couldn't open %s\n", name);
|
|
return;
|
|
}
|
|
|
|
Con_Printf ("Reading %s...\n", name);
|
|
c = 0;
|
|
for ( ;; )
|
|
{
|
|
if (!Qgets(f,buf,sizeof(buf)))
|
|
break;
|
|
r = sscanf (buf,"%f %f %f\n", &org[0], &org[1], &org[2]);
|
|
if (r != 3)
|
|
break;
|
|
c++;
|
|
|
|
if (!free_particles)
|
|
{
|
|
Con_Printf ("Not enough free particles\n");
|
|
break;
|
|
}
|
|
p = free_particles;
|
|
free_particles = p->next;
|
|
p->next = active_particles;
|
|
active_particles = p;
|
|
|
|
p->die = 99999;
|
|
p->color = (-c)&15;
|
|
p->type = pt_static;
|
|
VectorCopy (vec3_origin, p->vel);
|
|
VectorCopy (org, p->org);
|
|
}
|
|
|
|
Qclose (f);
|
|
Con_Printf ("%i points read\n", c);
|
|
}
|
|
|
|
/*
|
|
===============
|
|
R_ParticleExplosion
|
|
|
|
===============
|
|
*/
|
|
void R_ParticleExplosion (vec3_t org)
|
|
{
|
|
int i, j;
|
|
particle_t *p;
|
|
|
|
for (i=0 ; i<1024 ; i++)
|
|
{
|
|
if (!free_particles)
|
|
return;
|
|
p = free_particles;
|
|
free_particles = p->next;
|
|
p->next = active_particles;
|
|
active_particles = p;
|
|
|
|
p->die = cl.time + 5;
|
|
p->color = ramp1[0];
|
|
p->ramp = rand()&3;
|
|
if (i & 1)
|
|
{
|
|
p->type = pt_explode;
|
|
for (j=0 ; j<3 ; j++)
|
|
{
|
|
p->org[j] = org[j] + ((rand()%32)-16);
|
|
p->vel[j] = (rand()%512)-256;
|
|
}
|
|
}
|
|
else
|
|
{
|
|
p->type = pt_explode2;
|
|
for (j=0 ; j<3 ; j++)
|
|
{
|
|
p->org[j] = org[j] + ((rand()%32)-16);
|
|
p->vel[j] = (rand()%512)-256;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
/*
|
|
===============
|
|
R_BlobExplosion
|
|
|
|
===============
|
|
*/
|
|
void R_BlobExplosion (vec3_t org)
|
|
{
|
|
int i, j;
|
|
particle_t *p;
|
|
|
|
for (i=0 ; i<1024 ; i++)
|
|
{
|
|
if (!free_particles)
|
|
return;
|
|
p = free_particles;
|
|
free_particles = p->next;
|
|
p->next = active_particles;
|
|
active_particles = p;
|
|
|
|
p->die = cl.time + 1 + (rand()&8)*0.05;
|
|
|
|
if (i & 1)
|
|
{
|
|
p->type = pt_blob;
|
|
p->color = 66 + rand()%6;
|
|
for (j=0 ; j<3 ; j++)
|
|
{
|
|
p->org[j] = org[j] + ((rand()%32)-16);
|
|
p->vel[j] = (rand()%512)-256;
|
|
}
|
|
}
|
|
else
|
|
{
|
|
p->type = pt_blob2;
|
|
p->color = 150 + rand()%6;
|
|
for (j=0 ; j<3 ; j++)
|
|
{
|
|
p->org[j] = org[j] + ((rand()%32)-16);
|
|
p->vel[j] = (rand()%512)-256;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
/*
|
|
===============
|
|
R_RunParticleEffect
|
|
|
|
===============
|
|
*/
|
|
void R_RunParticleEffect (vec3_t org, vec3_t dir, int color, int count)
|
|
{
|
|
int i, j;
|
|
particle_t *p;
|
|
int scale;
|
|
|
|
if (count > 130)
|
|
scale = 3;
|
|
else if (count > 20)
|
|
scale = 2;
|
|
else
|
|
scale = 1;
|
|
|
|
for (i=0 ; i<count ; i++)
|
|
{
|
|
if (!free_particles)
|
|
return;
|
|
p = free_particles;
|
|
free_particles = p->next;
|
|
p->next = active_particles;
|
|
active_particles = p;
|
|
|
|
p->die = cl.time + 0.1*(rand()%5);
|
|
p->color = (color&~7) + (rand()&7);
|
|
p->type = pt_grav;
|
|
for (j=0 ; j<3 ; j++)
|
|
{
|
|
p->org[j] = org[j] + scale*((rand()&15)-8);
|
|
p->vel[j] = dir[j]*15;// + (rand()%300)-150;
|
|
}
|
|
}
|
|
}
|
|
|
|
|
|
/*
|
|
===============
|
|
R_LavaSplash
|
|
|
|
===============
|
|
*/
|
|
void R_LavaSplash (vec3_t org)
|
|
{
|
|
int i, j, k;
|
|
particle_t *p;
|
|
float vel;
|
|
vec3_t dir;
|
|
|
|
for (i=-16 ; i<16 ; i++)
|
|
for (j=-16 ; j<16 ; j++)
|
|
for (k=0 ; k<1 ; k++)
|
|
{
|
|
if (!free_particles)
|
|
return;
|
|
p = free_particles;
|
|
free_particles = p->next;
|
|
p->next = active_particles;
|
|
active_particles = p;
|
|
|
|
p->die = cl.time + 2 + (rand()&31) * 0.02;
|
|
p->color = 224 + (rand()&7);
|
|
p->type = pt_grav;
|
|
|
|
dir[0] = j*8 + (rand()&7);
|
|
dir[1] = i*8 + (rand()&7);
|
|
dir[2] = 256;
|
|
|
|
p->org[0] = org[0] + dir[0];
|
|
p->org[1] = org[1] + dir[1];
|
|
p->org[2] = org[2] + (rand()&63);
|
|
|
|
VectorNormalize (dir);
|
|
vel = 50 + (rand()&63);
|
|
VectorScale (dir, vel, p->vel);
|
|
}
|
|
}
|
|
|
|
/*
|
|
===============
|
|
R_TeleportSplash
|
|
|
|
===============
|
|
*/
|
|
void R_TeleportSplash (vec3_t org)
|
|
{
|
|
int i, j, k;
|
|
particle_t *p;
|
|
float vel;
|
|
vec3_t dir;
|
|
|
|
for (i=-16 ; i<16 ; i+=4)
|
|
for (j=-16 ; j<16 ; j+=4)
|
|
for (k=-24 ; k<32 ; k+=4)
|
|
{
|
|
if (!free_particles)
|
|
return;
|
|
p = free_particles;
|
|
free_particles = p->next;
|
|
p->next = active_particles;
|
|
active_particles = p;
|
|
|
|
p->die = cl.time + 0.2 + (rand()&7) * 0.02;
|
|
p->color = 7 + (rand()&7);
|
|
p->type = pt_grav;
|
|
|
|
dir[0] = j*8;
|
|
dir[1] = i*8;
|
|
dir[2] = k*8;
|
|
|
|
p->org[0] = org[0] + i + (rand()&3);
|
|
p->org[1] = org[1] + j + (rand()&3);
|
|
p->org[2] = org[2] + k + (rand()&3);
|
|
|
|
VectorNormalize (dir);
|
|
vel = 50 + (rand()&63);
|
|
VectorScale (dir, vel, p->vel);
|
|
}
|
|
}
|
|
|
|
void R_RocketTrail (vec3_t start, vec3_t end, int type)
|
|
{
|
|
vec3_t vec;
|
|
float len;
|
|
int j;
|
|
particle_t *p;
|
|
|
|
VectorSubtract (end, start, vec);
|
|
len = VectorNormalize (vec);
|
|
while (len > 0)
|
|
{
|
|
len -= 3;
|
|
|
|
if (!free_particles)
|
|
return;
|
|
p = free_particles;
|
|
free_particles = p->next;
|
|
p->next = active_particles;
|
|
active_particles = p;
|
|
|
|
VectorCopy (vec3_origin, p->vel);
|
|
p->die = cl.time + 2;
|
|
|
|
if (type == 4)
|
|
{ // slight blood
|
|
p->type = pt_slowgrav;
|
|
p->color = 67 + (rand()&3);
|
|
for (j=0 ; j<3 ; j++)
|
|
p->org[j] = start[j] + ((rand()%6)-3);
|
|
len -= 3;
|
|
}
|
|
else if (type == 2)
|
|
{ // blood
|
|
p->type = pt_slowgrav;
|
|
p->color = 67 + (rand()&3);
|
|
for (j=0 ; j<3 ; j++)
|
|
p->org[j] = start[j] + ((rand()%6)-3);
|
|
}
|
|
else if (type == 6)
|
|
{ // voor trail
|
|
p->color = 9*16 + 8 + (rand()&3);
|
|
p->type = pt_static;
|
|
p->die = cl.time + 0.3;
|
|
for (j=0 ; j<3 ; j++)
|
|
p->org[j] = start[j] + ((rand()&15)-8);
|
|
}
|
|
else if (type == 1)
|
|
{ // smoke smoke
|
|
p->ramp = (rand()&3) + 2;
|
|
p->color = ramp3[(int)p->ramp];
|
|
p->type = pt_fire;
|
|
for (j=0 ; j<3 ; j++)
|
|
p->org[j] = start[j] + ((rand()%6)-3);
|
|
}
|
|
else if (type == 0)
|
|
{ // rocket trail
|
|
p->ramp = (rand()&3);
|
|
p->color = ramp3[(int)p->ramp];
|
|
p->type = pt_fire;
|
|
for (j=0 ; j<3 ; j++)
|
|
p->org[j] = start[j] + ((rand()%6)-3);
|
|
}
|
|
else if (type == 3 || type == 5)
|
|
{ // tracer
|
|
static int tracercount;
|
|
|
|
p->die = cl.time + 0.5;
|
|
p->type = pt_static;
|
|
if (type == 3)
|
|
p->color = 52 + ((tracercount&4)<<1);
|
|
else
|
|
p->color = 230 + ((tracercount&4)<<1);
|
|
|
|
tracercount++;
|
|
|
|
VectorCopy (start, p->org);
|
|
if (tracercount & 1)
|
|
{
|
|
p->vel[0] = 30*vec[1];
|
|
p->vel[1] = 30*-vec[0];
|
|
}
|
|
else
|
|
{
|
|
p->vel[0] = 30*-vec[1];
|
|
p->vel[1] = 30*vec[0];
|
|
}
|
|
|
|
}
|
|
|
|
|
|
VectorAdd (start, vec, start);
|
|
}
|
|
}
|
|
|
|
|
|
/*
|
|
===============
|
|
R_DrawParticles
|
|
===============
|
|
*/
|
|
void R_DrawParticles (void)
|
|
{
|
|
particle_t *p, *kill;
|
|
float grav;
|
|
int i;
|
|
float time2, time3;
|
|
float time1;
|
|
float dvel;
|
|
float frametime;
|
|
D_StartParticles ();
|
|
|
|
VectorScale (vright, xscaleshrink, r_pright);
|
|
VectorScale (vup, yscaleshrink, r_pup);
|
|
VectorCopy (vpn, r_ppn);
|
|
|
|
frametime = host_frametime;
|
|
time3 = frametime * 15;
|
|
time2 = frametime * 10; // 15;
|
|
time1 = frametime * 5;
|
|
grav = frametime * 800 * 0.05;
|
|
dvel = 4*frametime;
|
|
|
|
for ( ;; )
|
|
{
|
|
kill = active_particles;
|
|
if (kill && kill->die < cl.time)
|
|
{
|
|
active_particles = kill->next;
|
|
kill->next = free_particles;
|
|
free_particles = kill;
|
|
continue;
|
|
}
|
|
break;
|
|
}
|
|
|
|
for (p=active_particles ; p ; p=p->next)
|
|
{
|
|
for ( ;; )
|
|
{
|
|
kill = p->next;
|
|
if (kill && kill->die < cl.time)
|
|
{
|
|
p->next = kill->next;
|
|
kill->next = free_particles;
|
|
free_particles = kill;
|
|
continue;
|
|
}
|
|
break;
|
|
}
|
|
|
|
D_DrawParticle (p);
|
|
|
|
p->org[0] += p->vel[0]*frametime;
|
|
p->org[1] += p->vel[1]*frametime;
|
|
p->org[2] += p->vel[2]*frametime;
|
|
|
|
switch (p->type)
|
|
{
|
|
case pt_static:
|
|
break;
|
|
case pt_fire:
|
|
p->ramp += time1;
|
|
if (p->ramp >= 6)
|
|
p->die = -1;
|
|
else
|
|
p->color = ramp3[(int)p->ramp];
|
|
p->vel[2] += grav;
|
|
break;
|
|
|
|
case pt_explode:
|
|
p->ramp += time2;
|
|
if (p->ramp >=8)
|
|
p->die = -1;
|
|
else
|
|
p->color = ramp1[(int)p->ramp];
|
|
for (i=0 ; i<3 ; i++)
|
|
p->vel[i] += p->vel[i]*dvel;
|
|
p->vel[2] -= grav;
|
|
break;
|
|
|
|
case pt_explode2:
|
|
p->ramp += time3;
|
|
if (p->ramp >=8)
|
|
p->die = -1;
|
|
else
|
|
p->color = ramp2[(int)p->ramp];
|
|
for (i=0 ; i<3 ; i++)
|
|
p->vel[i] -= p->vel[i]*frametime;
|
|
p->vel[2] -= grav;
|
|
break;
|
|
|
|
case pt_blob:
|
|
for (i=0 ; i<3 ; i++)
|
|
p->vel[i] += p->vel[i]*dvel;
|
|
p->vel[2] -= grav;
|
|
break;
|
|
|
|
case pt_blob2:
|
|
for (i=0 ; i<2 ; i++)
|
|
p->vel[i] -= p->vel[i]*dvel;
|
|
p->vel[2] -= grav;
|
|
break;
|
|
|
|
case pt_slowgrav:
|
|
case pt_grav:
|
|
p->vel[2] -= grav;
|
|
break;
|
|
}
|
|
}
|
|
|
|
D_EndParticles ();
|
|
}
|
|
|