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tent.c
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/*
Copyright (C) 1997-2001 Id Software, Inc.
Copyright (C) 2019, NVIDIA CORPORATION. All rights reserved.
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 Street, Fifth Floor, Boston, MA 02110-1301 USA.
*/
// cl_tent.c -- client side temporary entities
#include "client.h"
#include "refresh/models.h"
qhandle_t cl_sfx_ric1;
qhandle_t cl_sfx_ric2;
qhandle_t cl_sfx_ric3;
qhandle_t cl_sfx_lashit;
qhandle_t cl_sfx_flare;
qhandle_t cl_sfx_spark5;
qhandle_t cl_sfx_spark6;
qhandle_t cl_sfx_spark7;
qhandle_t cl_sfx_railg;
qhandle_t cl_sfx_rockexp;
qhandle_t cl_sfx_grenexp;
qhandle_t cl_sfx_watrexp;
qhandle_t cl_sfx_footsteps[4];
qhandle_t cl_sfx_lightning;
qhandle_t cl_sfx_disrexp;
qhandle_t cl_mod_explode;
qhandle_t cl_mod_smoke;
qhandle_t cl_mod_flash;
qhandle_t cl_mod_parasite_segment;
qhandle_t cl_mod_grapple_cable;
qhandle_t cl_mod_explo4;
qhandle_t cl_mod_bfg_explo;
qhandle_t cl_mod_powerscreen;
qhandle_t cl_mod_laser;
qhandle_t cl_mod_dmspot;
qhandle_t cl_mod_explosions[4];
qhandle_t cl_mod_lightning;
qhandle_t cl_mod_heatbeam;
qhandle_t cl_mod_explo4_big;
extern cvar_t* cvar_pt_particle_emissive;
/*
=================
CL_RegisterTEntSounds
=================
*/
void CL_RegisterTEntSounds(void)
{
int i;
char name[MAX_QPATH];
cl_sfx_ric1 = S_RegisterSound("world/ric1.wav");
cl_sfx_ric2 = S_RegisterSound("world/ric2.wav");
cl_sfx_ric3 = S_RegisterSound("world/ric3.wav");
cl_sfx_lashit = S_RegisterSound("weapons/lashit.wav");
cl_sfx_flare = S_RegisterSound("weapons/flare.wav");
cl_sfx_spark5 = S_RegisterSound("world/spark5.wav");
cl_sfx_spark6 = S_RegisterSound("world/spark6.wav");
cl_sfx_spark7 = S_RegisterSound("world/spark7.wav");
cl_sfx_railg = S_RegisterSound("weapons/railgf1a.wav");
cl_sfx_rockexp = S_RegisterSound("weapons/rocklx1a.wav");
cl_sfx_grenexp = S_RegisterSound("weapons/grenlx1a.wav");
cl_sfx_watrexp = S_RegisterSound("weapons/xpld_wat.wav");
S_RegisterSound("player/land1.wav");
S_RegisterSound("player/fall2.wav");
S_RegisterSound("player/fall1.wav");
for (i = 0; i < 4; i++) {
Q_snprintf(name, sizeof(name), "player/step%i.wav", i + 1);
cl_sfx_footsteps[i] = S_RegisterSound(name);
}
cl_sfx_lightning = S_RegisterSound("weapons/tesla.wav");
cl_sfx_disrexp = S_RegisterSound("weapons/disrupthit.wav");
}
/*
=================
CL_RegisterTEntModels
=================
*/
void CL_RegisterTEntModels(void)
{
cl_mod_explode = R_RegisterModel("models/objects/explode/tris.md2");
cl_mod_smoke = R_RegisterModel("models/objects/smoke/tris.md2");
cl_mod_flash = R_RegisterModel("models/objects/flash/tris.md2");
cl_mod_parasite_segment = R_RegisterModel("models/monsters/parasite/segment/tris.md2");
cl_mod_grapple_cable = R_RegisterModel("models/ctf/segment/tris.md2");
cl_mod_explo4 = R_RegisterModel("models/objects/r_explode/tris.md2");
cl_mod_explosions[0] = R_RegisterModel("sprites/rocket_0.sp2");
cl_mod_explosions[1] = R_RegisterModel("sprites/rocket_1.sp2");
cl_mod_explosions[2] = R_RegisterModel("sprites/rocket_5.sp2");
cl_mod_explosions[3] = R_RegisterModel("sprites/rocket_6.sp2");
cl_mod_bfg_explo = R_RegisterModel("sprites/s_bfg2.sp2");
cl_mod_powerscreen = R_RegisterModel("models/items/armor/effect/tris.md2");
cl_mod_laser = R_RegisterModel("models/objects/laser/tris.md2");
cl_mod_dmspot = R_RegisterModel("models/objects/dmspot/tris.md2");
cl_mod_lightning = R_RegisterModel("models/proj/lightning/tris.md2");
cl_mod_heatbeam = R_RegisterModel("models/proj/beam/tris.md2");
cl_mod_explo4_big = R_RegisterModel("models/objects/r_explode2/tris.md2");
for (int i = 0; i < sizeof(cl_mod_explosions) / sizeof(*cl_mod_explosions); i++)
{
model_t* model = MOD_ForHandle(cl_mod_explosions[i]);
if (model) {
model->sprite_vertical = true;
}
}
}
/*
==============================================================
EXPLOSION MANAGEMENT
==============================================================
*/
explosion_t cl_explosions[MAX_EXPLOSIONS];
static void CL_ClearExplosions(void)
{
memset(cl_explosions, 0, sizeof(cl_explosions));
}
static explosion_t *CL_AllocExplosion(void)
{
explosion_t *e, *oldest;
int i;
int time;
for (i = 0, e = cl_explosions; i < MAX_EXPLOSIONS; i++, e++) {
if (e->type == ex_free) {
memset(e, 0, sizeof(*e));
return e;
}
}
// find the oldest explosion
time = cl.time;
oldest = cl_explosions;
for (i = 0, e = cl_explosions; i < MAX_EXPLOSIONS; i++, e++) {
if (e->start < time) {
time = e->start;
oldest = e;
}
}
memset(oldest, 0, sizeof(*oldest));
return oldest;
}
static explosion_t *CL_PlainExplosion(bool big)
{
explosion_t *ex;
ex = CL_AllocExplosion();
VectorCopy(te.pos1, ex->ent.origin);
ex->type = ex_poly;
ex->ent.flags = RF_FULLBRIGHT;
ex->start = cl.servertime - CL_FRAMETIME;
ex->light = 350;
VectorSet(ex->lightcolor, 1.0f, 0.5f, 0.5f);
ex->ent.angles[1] = Q_rand() % 360;
int model_idx = Q_rand() % (sizeof(cl_mod_explosions) / sizeof(*cl_mod_explosions));
model_t* sprite_model = MOD_ForHandle(cl_mod_explosions[model_idx]);
if (cl_explosion_sprites->integer && !big && sprite_model)
{
ex->ent.model = cl_mod_explosions[model_idx];
ex->frames = sprite_model->numframes;
ex->frametime = cl_explosion_frametime->integer;
}
else
{
ex->ent.model = big ? cl_mod_explo4_big : cl_mod_explo4;
if (frand() < 0.5)
ex->baseframe = 15;
ex->frames = 15;
}
return ex;
}
/*
=================
CL_SmokeAndFlash
=================
*/
void CL_SmokeAndFlash(vec3_t origin)
{
explosion_t *ex;
ex = CL_AllocExplosion();
VectorCopy(origin, ex->ent.origin);
ex->type = ex_misc;
ex->frames = 4;
ex->ent.flags = RF_TRANSLUCENT | RF_NOSHADOW;
ex->start = cl.servertime - CL_FRAMETIME;
ex->ent.model = cl_mod_smoke;
ex = CL_AllocExplosion();
VectorCopy(origin, ex->ent.origin);
ex->type = ex_flash;
ex->ent.flags = RF_FULLBRIGHT;
ex->frames = 2;
ex->start = cl.servertime - CL_FRAMETIME;
ex->ent.model = cl_mod_flash;
}
#define LENGTH(a) ((sizeof (a)) / (sizeof(*(a))))
typedef struct light_curve_s {
vec3_t color;
float radius;
float offset;
} light_curve_t;
static light_curve_t ex_poly_light[] = {
{ { 0.4f, 0.2f, 0.02f }, 12.5f, 20.00f },
{ { 0.351563f, 0.175781f, 0.017578f }, 15.0f, 23.27f },
{ { 0.30625f, 0.153125f, 0.015312f }, 20.0f, 24.95f },
{ { 0.264062f, 0.132031f, 0.013203f }, 22.5f, 25.01f },
{ { 0.225f, 0.1125f, 0.01125f }, 25.0f, 27.53f },
{ { 0.189063f, 0.094531f, 0.009453f }, 27.5f, 28.55f },
{ { 0.15625f, 0.078125f, 0.007813f }, 30.0f, 30.80f },
{ { 0.126563f, 0.063281f, 0.006328f }, 27.5f, 40.43f },
{ { 0.1f, 0.05f, 0.005f }, 25.0f, 49.02f },
{ { 0.076563f, 0.038281f, 0.003828f }, 22.5f, 58.15f },
{ { 0.05625f, 0.028125f, 0.002812f }, 20.0f, 61.03f },
{ { 0.039063f, 0.019531f, 0.001953f }, 17.5f, 63.59f },
{ { 0.025f, 0.0125f, 0.00125f }, 15.0f, 66.47f },
{ { 0.014063f, 0.007031f, 0.000703f }, 12.5f, 71.34f },
{ { 0.f, 0.f, 0.f }, 10.0f, 72.00f }
};
static light_curve_t ex_blaster_light[] = {
{ { 0.04f, 0.02f, 0.0f }, 5.f, 15.00f },
{ { 0.2f, 0.15f, 0.01f }, 15.f, 15.00f },
{ { 0.04f, 0.02f, 0.0f }, 5.f, 15.00f },
};
static void CL_AddExplosionLight(explosion_t *ex, float phase)
{
int curve_size;
light_curve_t* curve;
switch (ex->type)
{
case ex_poly:
curve = ex_poly_light;
curve_size = LENGTH(ex_poly_light);
break;
case ex_blaster:
curve = ex_blaster_light;
curve_size = LENGTH(ex_blaster_light);
break;
default:
return;
}
float timeAlpha = ((float)(curve_size - 1)) * phase;
int baseSample = (int)floorf(timeAlpha);
baseSample = max(0, min(curve_size - 2, baseSample));
float w1 = timeAlpha - (float)(baseSample);
float w0 = 1.f - w1;
light_curve_t* s0 = curve + baseSample;
light_curve_t* s1 = curve + baseSample + 1;
float offset = w0 * s0->offset + w1 * s1->offset;
float radius = w0 * s0->radius + w1 * s1->radius;
vec3_t origin;
vec3_t up;
AngleVectors(ex->ent.angles, NULL, NULL, up);
VectorMA(ex->ent.origin, offset, up, origin);
vec3_t color;
VectorClear(color);
VectorMA(color, w0, s0->color, color);
VectorMA(color, w1, s1->color, color);
V_AddLightEx(origin, 500.f, color[0], color[1], color[2], radius);
}
static void CL_AddExplosions(void)
{
entity_t *ent;
int i;
explosion_t *ex;
float frac;
int f;
for (i = 0, ex = cl_explosions; i < MAX_EXPLOSIONS; i++, ex++) {
if (ex->type == ex_free)
continue;
float inv_frametime = ex->frametime ? 1.f / (float)ex->frametime : BASE_1_FRAMETIME;
frac = (cl.time - ex->start) * inv_frametime;
f = floor(frac);
ent = &ex->ent;
switch (ex->type) {
case ex_mflash:
if (f >= ex->frames - 1)
ex->type = ex_free;
break;
case ex_misc:
case ex_blaster:
case ex_flare:
case ex_light:
if (f >= ex->frames - 1) {
ex->type = ex_free;
break;
}
ent->alpha = 1.0f - frac / (ex->frames - 1);
break;
case ex_flash:
if (f >= 1) {
ex->type = ex_free;
break;
}
ent->alpha = 1.0f;
break;
case ex_poly:
if (f >= ex->frames - 1) {
ex->type = ex_free;
break;
}
ent->alpha = ((float)ex->frames - (float)f) / (float)ex->frames;
ent->alpha = max(0.f, min(1.f, ent->alpha));
ent->alpha = ent->alpha * ent->alpha * (3.f - 2.f * ent->alpha); // smoothstep
if (f < 10) {
ent->skinnum = (f >> 1);
if (ent->skinnum < 0)
ent->skinnum = 0;
} else {
ent->flags |= RF_TRANSLUCENT;
if (f < 13)
ent->skinnum = 5;
else
ent->skinnum = 6;
}
break;
case ex_poly2:
if (f >= ex->frames - 1) {
ex->type = ex_free;
break;
}
ent->alpha = (5.0f - (float)f) / 5.0f;
ent->skinnum = 0;
ent->flags |= RF_TRANSLUCENT;
break;
default:
break;
}
if (ex->type == ex_free)
continue;
if (vid_rtx->integer)
CL_AddExplosionLight(ex, frac / (ex->frames - 1));
else
{
if (ex->light)
V_AddLight(ent->origin, ex->light * ent->alpha,
ex->lightcolor[0], ex->lightcolor[1], ex->lightcolor[2]);
}
if (ex->type != ex_light) {
VectorCopy(ent->origin, ent->oldorigin);
if (f < 0)
f = 0;
ent->frame = ex->baseframe + f + 1;
ent->oldframe = ex->baseframe + f;
ent->backlerp = 1.0f - (frac - f);
V_AddEntity(ent);
}
}
}
/*
==============================================================
LASER MANAGEMENT
==============================================================
*/
#define MAX_LASERS 32
typedef struct {
vec3_t start;
vec3_t end;
int color;
color_t rgba;
int width;
int lifetime, starttime;
} laser_t;
static laser_t cl_lasers[MAX_LASERS];
static void CL_ClearLasers(void)
{
memset(cl_lasers, 0, sizeof(cl_lasers));
}
static laser_t *CL_AllocLaser(void)
{
laser_t *l;
int i;
for (i = 0, l = cl_lasers; i < MAX_LASERS; i++, l++) {
if (cl.time - l->starttime >= l->lifetime) {
memset(l, 0, sizeof(*l));
l->starttime = cl.time;
return l;
}
}
return NULL;
}
static void CL_AddLasers(void)
{
laser_t *l;
entity_t ent;
int i;
int time;
memset(&ent, 0, sizeof(ent));
for (i = 0, l = cl_lasers; i < MAX_LASERS; i++, l++) {
time = l->lifetime - (cl.time - l->starttime);
if (time < 0) {
continue;
}
if (l->color == -1) {
float f = (float)time / (float)l->lifetime;
ent.rgba.u8[0] = l->rgba.u8[0];
ent.rgba.u8[1] = l->rgba.u8[1];
ent.rgba.u8[2] = l->rgba.u8[2];
ent.rgba.u8[3] = l->rgba.u8[3] * f;
ent.alpha = f;
} else {
ent.alpha = 0.30f;
}
ent.skinnum = l->color;
ent.flags = RF_TRANSLUCENT | RF_BEAM;
VectorCopy(l->start, ent.origin);
VectorCopy(l->end, ent.oldorigin);
ent.frame = l->width;
V_AddEntity(&ent);
}
}
static void CL_ParseLaser(int colors)
{
laser_t *l;
l = CL_AllocLaser();
if (!l)
return;
VectorCopy(te.pos1, l->start);
VectorCopy(te.pos2, l->end);
l->lifetime = 100;
l->color = (colors >> ((Q_rand() % 4) * 8)) & 0xff;
l->width = 4;
}
/*
==============================================================
BEAM MANAGEMENT
==============================================================
*/
#define MAX_BEAMS 32
typedef struct {
int entity;
int dest_entity;
qhandle_t model;
int endtime;
vec3_t offset;
vec3_t start, end;
} beam_t;
static beam_t cl_beams[MAX_BEAMS];
static beam_t cl_playerbeams[MAX_BEAMS];
static void CL_ClearBeams(void)
{
memset(cl_beams, 0, sizeof(cl_beams));
memset(cl_playerbeams, 0, sizeof(cl_playerbeams));
}
static void CL_ParseBeam(qhandle_t model)
{
beam_t *b;
int i;
// override any beam with the same source AND destination entities
for (i = 0, b = cl_beams; i < MAX_BEAMS; i++, b++)
if (b->entity == te.entity1 && b->dest_entity == te.entity2)
goto override;
// find a free beam
for (i = 0, b = cl_beams; i < MAX_BEAMS; i++, b++) {
if (!b->model || b->endtime < cl.time) {
override:
b->entity = te.entity1;
b->dest_entity = te.entity2;
b->model = model;
b->endtime = cl.time + 200;
VectorCopy(te.pos1, b->start);
VectorCopy(te.pos2, b->end);
VectorCopy(te.offset, b->offset);
return;
}
}
}
static void CL_ParsePlayerBeam(qhandle_t model)
{
beam_t *b;
int i;
// override any beam with the same entity
for (i = 0, b = cl_playerbeams; i < MAX_BEAMS; i++, b++) {
if (b->entity == te.entity1) {
b->entity = te.entity1;
b->model = model;
b->endtime = cl.time + 200;
VectorCopy(te.pos1, b->start);
VectorCopy(te.pos2, b->end);
VectorCopy(te.offset, b->offset);
return;
}
}
// find a free beam
for (i = 0, b = cl_playerbeams; i < MAX_BEAMS; i++, b++) {
if (!b->model || b->endtime < cl.time) {
b->entity = te.entity1;
b->model = model;
b->endtime = cl.time + 100; // PMM - this needs to be 100 to prevent multiple heatbeams
VectorCopy(te.pos1, b->start);
VectorCopy(te.pos2, b->end);
VectorCopy(te.offset, b->offset);
return;
}
}
}
/*
=================
CL_AddBeams
=================
*/
static void CL_AddBeams(void)
{
int i, j;
beam_t *b;
vec3_t dist, org;
float d;
entity_t ent;
vec3_t angles;
float len, steps;
float model_length;
// update beams
for (i = 0, b = cl_beams; i < MAX_BEAMS; i++, b++) {
if (!b->model || b->endtime < cl.time)
continue;
// if coming from the player, update the start position
if (b->entity == cl.frame.clientNum + 1)
VectorAdd(cl.playerEntityOrigin, b->offset, org);
else
VectorAdd(b->start, b->offset, org);
// calculate pitch and yaw
VectorSubtract(b->end, org, dist);
vectoangles2(dist, angles);
// add new entities for the beams
d = VectorNormalize(dist);
if (b->model == cl_mod_lightning) {
model_length = 35.0f;
d -= 20.0f; // correction so it doesn't end in middle of tesla
} else {
model_length = 30.0f;
}
steps = ceil(d / model_length);
len = (d - model_length) / (steps - 1);
memset(&ent, 0, sizeof(ent));
ent.model = b->model;
// PMM - special case for lightning model .. if the real length is shorter than the model,
// flip it around & draw it from the end to the start. This prevents the model from going
// through the tesla mine (instead it goes through the target)
if ((b->model == cl_mod_lightning) && (d <= model_length)) {
VectorCopy(b->end, ent.origin);
ent.flags = RF_FULLBRIGHT;
ent.angles[0] = angles[0];
ent.angles[1] = angles[1];
ent.angles[2] = Q_rand() % 360;
V_AddEntity(&ent);
return;
}
while (d > 0) {
VectorCopy(org, ent.origin);
if (b->model == cl_mod_lightning) {
ent.flags = RF_FULLBRIGHT;
ent.angles[0] = -angles[0];
ent.angles[1] = angles[1] + 180.0f;
ent.angles[2] = Q_rand() % 360;
} else {
ent.angles[0] = angles[0];
ent.angles[1] = angles[1];
ent.angles[2] = Q_rand() % 360;
}
V_AddEntity(&ent);
for (j = 0; j < 3; j++)
org[j] += dist[j] * len;
d -= model_length;
}
}
}
/*
=================
CL_AddPlayerBeams
Draw player locked beams. Currently only used by the plasma beam.
=================
*/
static void CL_AddPlayerBeams(void)
{
int i, j;
beam_t *b;
vec3_t dist, org;
float d;
entity_t ent;
vec3_t angles;
float len, steps;
int framenum;
float model_length;
float hand_multiplier;
player_state_t *ps, *ops;
if (info_hand->integer == 2)
hand_multiplier = 0;
else if (info_hand->integer == 1)
hand_multiplier = -1;
else
hand_multiplier = 1;
// update beams
for (i = 0, b = cl_playerbeams; i < MAX_BEAMS; i++, b++) {
if (!b->model || b->endtime < cl.time)
continue;
// if coming from the player, update the start position
if (b->entity == cl.frame.clientNum + 1) {
// set up gun position
ps = CL_KEYPS;
ops = CL_OLDKEYPS;
for (j = 0; j < 3; j++)
b->start[j] = cl.refdef.vieworg[j] + ops->gunoffset[j] +
CL_KEYLERPFRAC * (ps->gunoffset[j] - ops->gunoffset[j]);
VectorMA(b->start, (hand_multiplier * b->offset[0]), cl.v_right, org);
VectorMA(org, b->offset[1], cl.v_forward, org);
VectorMA(org, b->offset[2], cl.v_up, org);
if (info_hand->integer == 2)
VectorMA(org, -1, cl.v_up, org);
// calculate pitch and yaw
VectorSubtract(b->end, org, dist);
// FIXME: don't add offset twice?
d = VectorLength(dist);
VectorScale(cl.v_forward, d, dist);
VectorMA(dist, (hand_multiplier * b->offset[0]), cl.v_right, dist);
VectorMA(dist, b->offset[1], cl.v_forward, dist);
VectorMA(dist, b->offset[2], cl.v_up, dist);
if (info_hand->integer == 2)
VectorMA(org, -1, cl.v_up, org);
// FIXME: use cl.refdef.viewangles?
vectoangles2(dist, angles);
// if it's the heatbeam, draw the particle effect
CL_Heatbeam(org, dist);
framenum = 1;
} else {
VectorCopy(b->start, org);
// calculate pitch and yaw
VectorSubtract(b->end, org, dist);
vectoangles2(dist, angles);
// if it's a non-origin offset, it's a player, so use the hardcoded player offset
if (!VectorEmpty(b->offset)) {
vec3_t tmp, f, r, u;
tmp[0] = angles[0];
tmp[1] = angles[1] + 180.0f;
tmp[2] = 0;
AngleVectors(tmp, f, r, u);
VectorMA(org, -b->offset[0] + 1, r, org);
VectorMA(org, -b->offset[1], f, org);
VectorMA(org, -b->offset[2] - 10, u, org);
} else {
// if it's a monster, do the particle effect
CL_MonsterPlasma_Shell(b->start);
}
framenum = 2;
}
// add new entities for the beams
d = VectorNormalize(dist);
model_length = 32.0f;
steps = ceil(d / model_length);
len = (d - model_length) / (steps - 1);
memset(&ent, 0, sizeof(ent));
ent.model = b->model;
ent.frame = framenum;
ent.flags = RF_FULLBRIGHT;
ent.angles[0] = -angles[0];
ent.angles[1] = angles[1] + 180.0f;
ent.angles[2] = cl.time % 360;
while (d > 0) {
VectorCopy(org, ent.origin);
V_AddEntity(&ent);
for (j = 0; j < 3; j++)
org[j] += dist[j] * len;
d -= model_length;
}
}
}
/*
==============================================================
SUSTAIN MANAGEMENT
==============================================================
*/
#define MAX_SUSTAINS 32
static cl_sustain_t cl_sustains[MAX_SUSTAINS];
static void CL_ClearSustains(void)
{
memset(cl_sustains, 0, sizeof(cl_sustains));
}
static cl_sustain_t *CL_AllocSustain(void)
{
cl_sustain_t *s;
int i;
for (i = 0, s = cl_sustains; i < MAX_SUSTAINS; i++, s++) {
if (s->id == 0)
return s;
}
return NULL;
}
static void CL_ProcessSustain(void)
{
cl_sustain_t *s;
int i;
for (i = 0, s = cl_sustains; i < MAX_SUSTAINS; i++, s++) {
if (s->id) {
if ((s->endtime >= cl.time) && (cl.time >= s->nextthink))
s->think(s);
else if (s->endtime < cl.time)
s->id = 0;
}
}
}
static void CL_ParseSteam(void)
{
cl_sustain_t *s;
if (te.entity1 == -1) {
CL_ParticleSteamEffect(te.pos1, te.dir, te.color & 0xff, te.count, te.entity2);
return;
}
s = CL_AllocSustain();
if (!s)
return;
s->id = te.entity1;
s->count = te.count;
VectorCopy(te.pos1, s->org);
VectorCopy(te.dir, s->dir);
s->color = te.color & 0xff;
s->magnitude = te.entity2;
s->endtime = cl.time + te.time;
s->think = CL_ParticleSteamEffect2;
s->thinkinterval = 100;
s->nextthink = cl.time;
}
static void CL_ParseWidow(void)
{
cl_sustain_t *s;
s = CL_AllocSustain();
if (!s)
return;
s->id = te.entity1;
VectorCopy(te.pos1, s->org);
s->endtime = cl.time + 2100;
s->think = CL_Widowbeamout;
s->thinkinterval = 1;
s->nextthink = cl.time;
}
static void CL_ParseNuke(void)
{
cl_sustain_t *s;
s = CL_AllocSustain();
if (!s)
return;
s->id = 21000;
VectorCopy(te.pos1, s->org);
s->endtime = cl.time + 1000;
s->think = CL_Nukeblast;
s->thinkinterval = 1;
s->nextthink = cl.time;
}
//==============================================================
static color_t railcore_color;
static color_t railspiral_color;
static cvar_t *cl_railtrail_type;
static cvar_t *cl_railtrail_time;
static cvar_t *cl_railcore_color;
static cvar_t *cl_railcore_width;
static cvar_t *cl_railspiral_color;
static cvar_t *cl_railspiral_radius;
static void cl_railcore_color_changed(cvar_t *self)
{
if (!SCR_ParseColor(self->string, &railcore_color)) {
Com_WPrintf("Invalid value '%s' for '%s'\n", self->string, self->name);
Cvar_Reset(self);
railcore_color.u32 = U32_RED;
}
}
static void cl_railspiral_color_changed(cvar_t *self)
{
if (!SCR_ParseColor(self->string, &railspiral_color)) {
Com_WPrintf("Invalid value '%s' for '%s'\n", self->string, self->name);
Cvar_Reset(self);
railspiral_color.u32 = U32_BLUE;
}
}
static void CL_RailCore(void)
{
laser_t *l;
l = CL_AllocLaser();
if (!l)
return;
VectorCopy(te.pos1, l->start);
VectorCopy(te.pos2, l->end);
l->color = -1;
l->lifetime = cl_railtrail_time->integer;
l->width = cl_railcore_width->integer;
l->rgba.u32 = railcore_color.u32;
}
static void CL_RailSpiral(void)
{
vec3_t move;
vec3_t vec;
float len;
int j;
cparticle_t *p;
vec3_t right, up;
int i;
float d, c, s;
vec3_t dir;
VectorCopy(te.pos1, move);
VectorSubtract(te.pos2, te.pos1, vec);
len = VectorNormalize(vec);
MakeNormalVectors(vec, right, up);
for (i = 0; i < len; i++) {
p = CL_AllocParticle();
if (!p)
return;
p->time = cl.time;
VectorClear(p->accel);
d = i * 0.1f;
c = cos(d);
s = sin(d);
VectorScale(right, c, dir);
VectorMA(dir, s, up, dir);
p->alpha = 1.0f;
p->alphavel = -1.0f / (cl_railtrail_time->value + frand() * 0.2f);
p->color = -1;
p->rgba.u32 = railspiral_color.u32;
p->brightness = cvar_pt_particle_emissive->value;
for (j = 0; j < 3; j++) {
p->org[j] = move[j] + dir[j] * cl_railspiral_radius->value;
p->vel[j] = dir[j] * 6;
}
VectorAdd(move, vec, move);
}
}
static void CL_RailLights(color_t color)
{
vec3_t fcolor;
fcolor[0] = (float)color.u8[0] / 255.f;
fcolor[1] = (float)color.u8[1] / 255.f;
fcolor[2] = (float)color.u8[2] / 255.f;
vec3_t move;
vec3_t vec;
float len;
VectorCopy(te.pos1, move);
VectorSubtract(te.pos2, te.pos1, vec);
len = VectorNormalize(vec);