mirror of
https://git.code.sf.net/p/quake/quakeforge
synced 2024-11-23 12:52:46 +00:00
f78b973978
target specific files that I don't build won't compile yet. just put QF/ infront of the offending headers. Also move ver_check into libqfutils
644 lines
13 KiB
C
644 lines
13 KiB
C
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/*
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r_part.c
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@description@
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Copyright (C) 1996-1997 Id Software, Inc.
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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
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as published by the Free Software Foundation; either version 2
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of the License, or (at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
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See the GNU General Public License for more details.
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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:
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Free Software Foundation, Inc.
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59 Temple Place - Suite 330
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Boston, MA 02111-1307, USA
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$Id$
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*/
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#ifdef HAVE_CONFIG_H
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# include "config.h"
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#endif
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#include "r_local.h"
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#include "QF/qargs.h"
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#include "QF/console.h"
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#include "server.h"
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#include "QF/msg.h"
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#define MAX_PARTICLES 2048 // default max # of particles at one
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// time
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#define ABSOLUTE_MIN_PARTICLES 512 // no fewer than this no matter
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// what's
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// on the command line
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int ramp1[8] = { 0x6f, 0x6d, 0x6b, 0x69, 0x67, 0x65, 0x63, 0x61 };
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int ramp2[8] = { 0x6f, 0x6e, 0x6d, 0x6c, 0x6b, 0x6a, 0x68, 0x66 };
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int ramp3[8] = { 0x6d, 0x6b, 6, 5, 4, 3 };
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particle_t *active_particles, *free_particles;
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particle_t *particles;
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int r_numparticles;
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vec3_t r_pright, r_pup, r_ppn;
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extern cvar_t *gl_particles;
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/*
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===============
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R_InitParticles
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===============
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*/
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void
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R_InitParticles (void)
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{
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int i;
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i = COM_CheckParm ("-particles");
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if (i) {
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r_numparticles = (int) (atoi (com_argv[i + 1]));
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if (r_numparticles < ABSOLUTE_MIN_PARTICLES)
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r_numparticles = ABSOLUTE_MIN_PARTICLES;
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} else {
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r_numparticles = MAX_PARTICLES;
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}
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particles = (particle_t *)
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Hunk_AllocName (r_numparticles * sizeof (particle_t), "particles");
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}
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#ifdef QUAKE2
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void
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R_DarkFieldParticles (entity_t *ent)
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{
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int i, j, k;
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particle_t *p;
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float vel;
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vec3_t dir;
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vec3_t org;
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org[0] = ent->origin[0];
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org[1] = ent->origin[1];
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org[2] = ent->origin[2];
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for (i = -16; i < 16; i += 8)
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for (j = -16; j < 16; j += 8)
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for (k = 0; k < 32; k += 8) {
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if (!free_particles)
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return;
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p = free_particles;
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free_particles = p->next;
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p->next = active_particles;
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active_particles = p;
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p->die = cl.time + 0.2 + (rand () & 7) * 0.02;
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p->color = 150 + rand () % 6;
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p->type = pt_slowgrav;
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dir[0] = j * 8;
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dir[1] = i * 8;
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dir[2] = k * 8;
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p->org[0] = org[0] + i + (rand () & 3);
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p->org[1] = org[1] + j + (rand () & 3);
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p->org[2] = org[2] + k + (rand () & 3);
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VectorNormalize (dir);
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vel = 50 + (rand () & 63);
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VectorScale (dir, vel, p->vel);
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}
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}
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#endif
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/*
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===============
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R_EntityParticles
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===============
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*/
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#define NUMVERTEXNORMALS 162
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extern float r_avertexnormals[NUMVERTEXNORMALS][3];
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vec3_t avelocities[NUMVERTEXNORMALS];
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float beamlength = 16;
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vec3_t avelocity = { 23, 7, 3 };
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float partstep = 0.01;
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float timescale = 0.01;
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void
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R_EntityParticles (entity_t *ent)
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{
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int count;
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int i;
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particle_t *p;
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float angle;
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float sr, sp, sy, cr, cp, cy;
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vec3_t forward;
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float dist;
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dist = 64;
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count = 50;
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if (!avelocities[0][0]) {
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for (i = 0; i < NUMVERTEXNORMALS * 3; i++)
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avelocities[0][i] = (rand () & 255) * 0.01;
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}
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for (i = 0; i < NUMVERTEXNORMALS; i++) {
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angle = cl.time * avelocities[i][0];
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sy = sin (angle);
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cy = cos (angle);
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angle = cl.time * avelocities[i][1];
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sp = sin (angle);
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cp = cos (angle);
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angle = cl.time * avelocities[i][2];
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sr = sin (angle);
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cr = cos (angle);
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forward[0] = cp * cy;
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forward[1] = cp * sy;
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forward[2] = -sp;
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if (!free_particles)
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return;
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p = free_particles;
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free_particles = p->next;
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p->next = active_particles;
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active_particles = p;
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p->die = cl.time + 0.01;
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p->color = 0x6f;
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p->type = pt_explode;
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p->org[0] =
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ent->origin[0] + r_avertexnormals[i][0] * dist +
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forward[0] * beamlength;
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p->org[1] =
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ent->origin[1] + r_avertexnormals[i][1] * dist +
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forward[1] * beamlength;
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p->org[2] =
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ent->origin[2] + r_avertexnormals[i][2] * dist +
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forward[2] * beamlength;
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}
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}
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/*
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===============
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R_ClearParticles
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===============
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*/
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void
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R_ClearParticles (void)
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{
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int i;
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free_particles = &particles[0];
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active_particles = NULL;
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for (i = 0; i < r_numparticles; i++)
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particles[i].next = &particles[i + 1];
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particles[r_numparticles - 1].next = NULL;
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}
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void
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R_ReadPointFile_f (void)
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{
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QFile *f;
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vec3_t org;
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int r;
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int c;
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particle_t *p;
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char name[MAX_OSPATH];
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char buf[256];
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snprintf (name, sizeof (name), "maps/%s.pts", sv.name);
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COM_FOpenFile (name, &f);
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if (!f) {
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Con_Printf ("couldn't open %s\n", name);
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return;
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}
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Con_Printf ("Reading %s...\n", name);
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c = 0;
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for (;;) {
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if (!Qgets (f, buf, sizeof (buf)))
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break;
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r = sscanf (buf, "%f %f %f\n", &org[0], &org[1], &org[2]);
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if (r != 3)
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break;
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c++;
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if (!free_particles) {
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Con_Printf ("Not enough free particles\n");
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break;
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}
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p = free_particles;
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free_particles = p->next;
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p->next = active_particles;
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active_particles = p;
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p->die = 99999;
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p->color = (-c) & 15;
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p->type = pt_static;
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VectorCopy (vec3_origin, p->vel);
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VectorCopy (org, p->org);
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}
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Qclose (f);
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Con_Printf ("%i points read\n", c);
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}
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/*
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===============
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R_ParseParticleEffect
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Parse an effect out of the server message
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===============
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*/
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void
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R_ParseParticleEffect (void)
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{
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vec3_t org, dir;
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int i, count, msgcount, color;
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for (i = 0; i < 3; i++)
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org[i] = MSG_ReadCoord (net_message);
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for (i = 0; i < 3; i++)
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dir[i] = MSG_ReadChar (net_message) * (1.0 / 16);
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msgcount = MSG_ReadByte (net_message);
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color = MSG_ReadByte (net_message);
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if (msgcount == 255)
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count = 1024;
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else
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count = msgcount;
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R_RunParticleEffect (org, dir, color, count);
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}
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/*
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===============
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R_ParticleExplosion
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===============
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*/
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void
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R_ParticleExplosion (vec3_t org)
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{
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int i, j;
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particle_t *p;
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for (i = 0; i < 1024; i++) {
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if (!free_particles)
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return;
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p = free_particles;
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free_particles = p->next;
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p->next = active_particles;
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active_particles = p;
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p->die = cl.time + 5;
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p->color = ramp1[0];
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p->ramp = rand () & 3;
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if (i & 1) {
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p->type = pt_explode;
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for (j = 0; j < 3; j++) {
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p->org[j] = org[j] + ((rand () % 32) - 16);
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p->vel[j] = (rand () % 512) - 256;
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}
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} else {
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p->type = pt_explode2;
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for (j = 0; j < 3; j++) {
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p->org[j] = org[j] + ((rand () % 32) - 16);
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p->vel[j] = (rand () % 512) - 256;
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}
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}
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}
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}
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/*
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===============
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R_ParticleExplosion2
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===============
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*/
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void
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R_ParticleExplosion2 (vec3_t org, int colorStart, int colorLength)
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{
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int i, j;
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particle_t *p;
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int colorMod = 0;
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for (i = 0; i < 512; i++) {
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if (!free_particles)
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return;
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p = free_particles;
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free_particles = p->next;
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p->next = active_particles;
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active_particles = p;
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p->die = cl.time + 0.3;
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p->color = colorStart + (colorMod % colorLength);
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colorMod++;
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p->type = pt_blob;
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for (j = 0; j < 3; j++) {
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p->org[j] = org[j] + ((rand () % 32) - 16);
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p->vel[j] = (rand () % 512) - 256;
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}
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}
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}
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/*
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===============
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R_BlobExplosion
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===============
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*/
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void
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R_BlobExplosion (vec3_t org)
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{
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int i, j;
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particle_t *p;
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for (i = 0; i < 1024; i++) {
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if (!free_particles)
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return;
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p = free_particles;
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free_particles = p->next;
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p->next = active_particles;
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active_particles = p;
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p->die = cl.time + 1 + (rand () & 8) * 0.05;
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if (i & 1) {
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p->type = pt_blob;
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p->color = 66 + rand () % 6;
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for (j = 0; j < 3; j++) {
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p->org[j] = org[j] + ((rand () % 32) - 16);
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p->vel[j] = (rand () % 512) - 256;
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}
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} else {
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p->type = pt_blob2;
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p->color = 150 + rand () % 6;
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for (j = 0; j < 3; j++) {
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p->org[j] = org[j] + ((rand () % 32) - 16);
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p->vel[j] = (rand () % 512) - 256;
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}
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}
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}
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}
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/*
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===============
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R_RunParticleEffect
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===============
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*/
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void
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R_RunParticleEffect (vec3_t org, vec3_t dir, int color, int count)
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{
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int i, j;
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particle_t *p;
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for (i = 0; i < count; i++) {
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if (!free_particles)
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return;
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p = free_particles;
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free_particles = p->next;
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p->next = active_particles;
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active_particles = p;
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if (count == 1024) { // rocket explosion
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p->die = cl.time + 5;
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p->color = ramp1[0];
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p->ramp = rand () & 3;
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if (i & 1) {
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p->type = pt_explode;
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for (j = 0; j < 3; j++) {
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p->org[j] = org[j] + ((rand () % 32) - 16);
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p->vel[j] = (rand () % 512) - 256;
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}
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} else {
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p->type = pt_explode2;
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for (j = 0; j < 3; j++) {
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p->org[j] = org[j] + ((rand () % 32) - 16);
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p->vel[j] = (rand () % 512) - 256;
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}
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}
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} else {
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p->die = cl.time + 0.1 * (rand () % 5);
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p->color = (color & ~7) + (rand () & 7);
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p->type = pt_slowgrav;
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for (j = 0; j < 3; j++) {
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p->org[j] = org[j] + ((rand () & 15) - 8);
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p->vel[j] = dir[j] * 15; // + (rand()%300)-150;
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}
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}
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}
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}
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/*
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===============
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R_LavaSplash
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===============
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*/
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void
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R_LavaSplash (vec3_t org)
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{
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int i, j, k;
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particle_t *p;
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float vel;
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vec3_t dir;
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for (i = -16; i < 16; i++)
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for (j = -16; j < 16; j++)
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for (k = 0; k < 1; k++) {
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if (!free_particles)
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return;
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p = free_particles;
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free_particles = p->next;
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p->next = active_particles;
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active_particles = p;
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p->die = cl.time + 2 + (rand () & 31) * 0.02;
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p->color = 224 + (rand () & 7);
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p->type = pt_slowgrav;
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dir[0] = j * 8 + (rand () & 7);
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dir[1] = i * 8 + (rand () & 7);
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dir[2] = 256;
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p->org[0] = org[0] + dir[0];
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p->org[1] = org[1] + dir[1];
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p->org[2] = org[2] + (rand () & 63);
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VectorNormalize (dir);
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vel = 50 + (rand () & 63);
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VectorScale (dir, vel, p->vel);
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}
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}
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/*
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===============
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R_TeleportSplash
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===============
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*/
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void
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R_TeleportSplash (vec3_t org)
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{
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int i, j, k;
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particle_t *p;
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float vel;
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vec3_t dir;
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for (i = -16; i < 16; i += 4)
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for (j = -16; j < 16; j += 4)
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for (k = -24; k < 32; k += 4) {
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if (!free_particles)
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return;
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p = free_particles;
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free_particles = p->next;
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p->next = active_particles;
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active_particles = p;
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p->die = cl.time + 0.2 + (rand () & 7) * 0.02;
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p->color = 7 + (rand () & 7);
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p->type = pt_slowgrav;
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dir[0] = j * 8;
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dir[1] = i * 8;
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dir[2] = k * 8;
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p->org[0] = org[0] + i + (rand () & 3);
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p->org[1] = org[1] + j + (rand () & 3);
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p->org[2] = org[2] + k + (rand () & 3);
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VectorNormalize (dir);
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vel = 50 + (rand () & 63);
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VectorScale (dir, vel, p->vel);
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}
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}
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void
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R_RocketTrail (vec3_t start, vec3_t end, int type, entity_t *ent)
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{
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vec3_t vec;
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float len;
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int j;
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particle_t *p;
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int dec;
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static int tracercount;
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if (type == 0)
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R_AddFire (start, end, ent);
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if (!gl_particles->int_val)
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return;
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VectorSubtract (end, start, vec);
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len = VectorNormalize (vec);
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if (type < 128)
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dec = 3;
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else {
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dec = 1;
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type -= 128;
|
|
}
|
|
|
|
while (len > 0) {
|
|
len -= dec;
|
|
|
|
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;
|
|
|
|
switch (type) {
|
|
case 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);
|
|
break;
|
|
|
|
case 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);
|
|
break;
|
|
|
|
case 2: // blood
|
|
p->type = pt_grav;
|
|
p->color = 67 + (rand () & 3);
|
|
for (j = 0; j < 3; j++)
|
|
p->org[j] = start[j] + ((rand () % 6) - 3);
|
|
break;
|
|
|
|
case 3:
|
|
case 5: // tracer
|
|
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];
|
|
}
|
|
break;
|
|
|
|
case 4: // slight blood
|
|
p->type = pt_grav;
|
|
p->color = 67 + (rand () & 3);
|
|
for (j = 0; j < 3; j++)
|
|
p->org[j] = start[j] + ((rand () % 6) - 3);
|
|
len -= 3;
|
|
break;
|
|
|
|
case 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);
|
|
break;
|
|
}
|
|
|
|
|
|
VectorAdd (start, vec, start);
|
|
}
|
|
}
|