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quakespasm/source/cl_tent.c

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/*
Copyright (C) 1996-2001 Id Software, Inc.
Copyright (C) 2002-2009 John Fitzgibbons and others
Copyright (C) 2010-2014 QuakeSpasm developers
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., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*/
// cl_tent.c -- client side temporary entities
#include "quakedef.h"
int num_temp_entities;
entity_t cl_temp_entities[MAX_TEMP_ENTITIES];
beam_t cl_beams[MAX_BEAMS];
sfx_t *cl_sfx_wizhit;
sfx_t *cl_sfx_knighthit;
sfx_t *cl_sfx_tink1;
sfx_t *cl_sfx_ric1;
sfx_t *cl_sfx_ric2;
sfx_t *cl_sfx_ric3;
sfx_t *cl_sfx_r_exp3;
extern sfx_t *cl_sfx_step[4];
/*
=================
CL_ParseTEnt
=================
*/
void CL_InitTEnts (void)
{
cl_sfx_step[0] = S_PrecacheSound ("sounds/player/footstep1.wav");
cl_sfx_step[1] = S_PrecacheSound ("sounds/player/footstep2.wav");
cl_sfx_step[2] = S_PrecacheSound ("sounds/player/footstep3.wav");
cl_sfx_step[3] = S_PrecacheSound ("sounds/player/footstep4.wav");
}
/*
=================
CL_ParseBeam
=================
*/
void CL_ParseBeam (qmodel_t *m)
{
int ent;
vec3_t start, end;
beam_t *b;
int i;
ent = MSG_ReadShort ();
start[0] = MSG_ReadCoord (cl.protocolflags);
start[1] = MSG_ReadCoord (cl.protocolflags);
start[2] = MSG_ReadCoord (cl.protocolflags);
end[0] = MSG_ReadCoord (cl.protocolflags);
end[1] = MSG_ReadCoord (cl.protocolflags);
end[2] = MSG_ReadCoord (cl.protocolflags);
// override any beam with the same entity
for (i=0, b=cl_beams ; i< MAX_BEAMS ; i++, b++)
if (b->entity == ent)
{
b->entity = ent;
b->model = m;
b->endtime = cl.time + 0.2;
VectorCopy (start, b->start);
VectorCopy (end, b->end);
return;
}
// find a free beam
for (i=0, b=cl_beams ; i< MAX_BEAMS ; i++, b++)
{
if (!b->model || b->endtime < cl.time)
{
b->entity = ent;
b->model = m;
b->endtime = cl.time + 0.2;
VectorCopy (start, b->start);
VectorCopy (end, b->end);
return;
}
}
//johnfitz -- less spammy overflow message
if (!dev_overflows.beams || dev_overflows.beams + CONSOLE_RESPAM_TIME < realtime )
{
Con_Printf ("Beam list overflow!\n");
dev_overflows.beams = realtime;
}
//johnfitz
}
/*
=================
CL_ParseTEnt
=================
*/
extern gltexture_t *decal_mark;
void CL_ParseTEnt (void)
{
int type;
vec3_t pos;
dlight_t *dl;
int rnd;
int colorStart, colorLength;
type = MSG_ReadByte ();
switch (type)
{
case TE_WIZSPIKE: // spike hitting wall
pos[0] = MSG_ReadCoord (cl.protocolflags);
pos[1] = MSG_ReadCoord (cl.protocolflags);
pos[2] = MSG_ReadCoord (cl.protocolflags);
RunParticleEffect (pos, vec3_origin, 20, 30);
S_StartSound (-1, 0, cl_sfx_wizhit, pos, 1, 1);
break;
case TE_KNIGHTSPIKE: // spike hitting wall
pos[0] = MSG_ReadCoord (cl.protocolflags);
pos[1] = MSG_ReadCoord (cl.protocolflags);
pos[2] = MSG_ReadCoord (cl.protocolflags);
RunParticleEffect (pos, vec3_origin, 226, 20);
S_StartSound (-1, 0, cl_sfx_knighthit, pos, 1, 1);
break;
case TE_SPIKE: // spike hitting wall
pos[0] = MSG_ReadCoord (cl.protocolflags);
pos[1] = MSG_ReadCoord (cl.protocolflags);
pos[2] = MSG_ReadCoord (cl.protocolflags);
RunParticleEffect (pos, vec3_origin, 0, 10);
if ( rand() % 5 )
S_StartSound (-1, 0, cl_sfx_tink1, pos, 1, 1);
else
{
rnd = rand() & 3;
if (rnd == 1)
S_StartSound (-1, 0, cl_sfx_ric1, pos, 1, 1);
else if (rnd == 2)
S_StartSound (-1, 0, cl_sfx_ric2, pos, 1, 1);
else
S_StartSound (-1, 0, cl_sfx_ric3, pos, 1, 1);
}
break;
case TE_SUPERSPIKE: // super spike hitting wall
pos[0] = MSG_ReadCoord (cl.protocolflags);
pos[1] = MSG_ReadCoord (cl.protocolflags);
pos[2] = MSG_ReadCoord (cl.protocolflags);
RunParticleEffect (pos, vec3_origin, 0, 20);
if ( rand() % 5 )
S_StartSound (-1, 0, cl_sfx_tink1, pos, 1, 1);
else
{
rnd = rand() & 3;
if (rnd == 1)
S_StartSound (-1, 0, cl_sfx_ric1, pos, 1, 1);
else if (rnd == 2)
S_StartSound (-1, 0, cl_sfx_ric2, pos, 1, 1);
else
S_StartSound (-1, 0, cl_sfx_ric3, pos, 1, 1);
}
break;
case TE_GUNSHOT: // bullet hitting wall
pos[0] = MSG_ReadCoord (cl.protocolflags);
pos[1] = MSG_ReadCoord (cl.protocolflags);
pos[2] = MSG_ReadCoord (cl.protocolflags);
R_RunParticleEffect (pos, vec3_origin, 0, 20);
//R00k--start
R_SpawnDecalStatic(pos, decal_mark, 8);
//R00k--end
break;
case TE_EXPLOSION: // rocket explosion
pos[0] = MSG_ReadCoord (cl.protocolflags);
pos[1] = MSG_ReadCoord (cl.protocolflags);
pos[2] = MSG_ReadCoord (cl.protocolflags);
R_ParticleExplosion (pos);
//R_SpawnDecalStatic(pos, decal_burn, 200); // NZP TODO: Decals
dl = CL_AllocDlight (0);
VectorCopy (pos, dl->origin);
dl->radius = 350;
dl->die = cl.time + 0.5;
dl->decay = 300;
S_StartSound (-1, 0, cl_sfx_r_exp3, pos, 1, 0.5);
break;
case TE_RAYSPLASHGREEN:
pos[0] = MSG_ReadCoord (cl.protocolflags);
pos[1] = MSG_ReadCoord (cl.protocolflags);
pos[2] = MSG_ReadCoord (cl.protocolflags);
dl = CL_AllocDlight (0);
VectorCopy (pos, dl->origin);
dl->radius = 65;
dl->die = cl.time + 0.3;
dl->decay = 300;
dl->color[0] = 0;
dl->color[1] = 255;
dl->color[2] = 0;
R_RunParticleEffect (pos, vec3_origin, 0, 256);
//S_StartSound (-1, 0, cl_sfx_r_exp3, pos, 1, 0.5); // NZPFIXME - add raygun hum
break;
case TE_RAYSPLASHRED:
pos[0] = MSG_ReadCoord (cl.protocolflags);
pos[1] = MSG_ReadCoord (cl.protocolflags);
pos[2] = MSG_ReadCoord (cl.protocolflags);
dl = CL_AllocDlight (0);
VectorCopy (pos, dl->origin);
dl->radius = 65;
dl->die = cl.time + 0.3;
dl->decay = 300;
dl->color[0] = 255;
dl->color[1] = 0;
dl->color[2] = 0;
R_RunParticleEffect (pos, vec3_origin, 0, 512);
//S_StartSound (-1, 0, cl_sfx_r_exp3, pos, 1, 0.5); // NZPFIXME - add raygun hum
break;
case TE_TAREXPLOSION: // tarbaby explosion
pos[0] = MSG_ReadCoord (cl.protocolflags);
pos[1] = MSG_ReadCoord (cl.protocolflags);
pos[2] = MSG_ReadCoord (cl.protocolflags);
R_BlobExplosion (pos);
S_StartSound (-1, 0, cl_sfx_r_exp3, pos, 1, 1);
break;
case TE_LIGHTNING1: // lightning bolts
CL_ParseBeam (Mod_ForName("models/misc/bolt.mdl", true));
break;
case TE_LIGHTNING2: // lightning bolts
CL_ParseBeam (Mod_ForName("models/misc/bolt2.mdl", true));
break;
case TE_LIGHTNING3: // lightning bolts
CL_ParseBeam (Mod_ForName("progs/bolt3.mdl", true));
break;
// PGM 01/21/97
case TE_BEAM: // grappling hook beam
CL_ParseBeam (Mod_ForName("progs/beam.mdl", true));
break;
// PGM 01/21/97
case TE_LAVASPLASH:
pos[0] = MSG_ReadCoord (cl.protocolflags);
pos[1] = MSG_ReadCoord (cl.protocolflags);
pos[2] = MSG_ReadCoord (cl.protocolflags);
R_LavaSplash (pos);
break;
case TE_TELEPORT:
pos[0] = MSG_ReadCoord (cl.protocolflags);
pos[1] = MSG_ReadCoord (cl.protocolflags);
pos[2] = MSG_ReadCoord (cl.protocolflags);
R_TeleportSplash (pos);
break;
case TE_EXPLOSION2: // color mapped explosion
pos[0] = MSG_ReadCoord (cl.protocolflags);
pos[1] = MSG_ReadCoord (cl.protocolflags);
pos[2] = MSG_ReadCoord (cl.protocolflags);
colorStart = MSG_ReadByte ();
colorLength = MSG_ReadByte ();
R_ParticleExplosion2 (pos, colorStart, colorLength);
dl = CL_AllocDlight (0);
VectorCopy (pos, dl->origin);
dl->radius = 350;
dl->die = cl.time + 0.5;
dl->decay = 300;
S_StartSound (-1, 0, cl_sfx_r_exp3, pos, 1, 1);
break;
default:
Sys_Error ("CL_ParseTEnt: bad type");
}
}
/*
=================
CL_NewTempEntity
=================
*/
entity_t *CL_NewTempEntity (void)
{
entity_t *ent;
if (cl_numvisedicts == MAX_VISEDICTS)
return NULL;
if (num_temp_entities == MAX_TEMP_ENTITIES)
return NULL;
ent = &cl_temp_entities[num_temp_entities];
memset (ent, 0, sizeof(*ent));
num_temp_entities++;
cl_visedicts[cl_numvisedicts] = ent;
cl_numvisedicts++;
ent->colormap = vid.colormap;
return ent;
}
/*
=================
TraceLineN
=================
*/
qboolean TraceLineN (vec3_t start, vec3_t end, vec3_t impact, vec3_t normal)
{
trace_t trace;
memset (&trace, 0, sizeof(trace));
if (!SV_RecursiveHullCheck(cl.worldmodel->hulls, 0, 0, 1, start, end, &trace))
{
if (trace.fraction < 1)
{
VectorCopy (trace.endpos, impact);
if (normal)
VectorCopy (trace.plane.normal, normal);
return true;
}
}
return false;
}
/*
=================
CL_UpdateTEnts
=================
*/
void CL_UpdateTEnts (void)
{
int i, j; //johnfitz -- use j instead of using i twice, so we don't corrupt memory
beam_t *b;
vec3_t dist, org;
float d;
entity_t *ent;
float yaw, pitch;
float forward;
num_temp_entities = 0;
srand ((int) (cl.time * 1000)); //johnfitz -- freeze beams when paused
// update lightning
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.viewentity)
{
VectorCopy (cl_entities[cl.viewentity].origin, b->start);
}
// calculate pitch and yaw
VectorSubtract (b->end, b->start, dist);
if (dist[1] == 0 && dist[0] == 0)
{
yaw = 0;
if (dist[2] > 0)
pitch = 90;
else
pitch = 270;
}
else
{
yaw = (int) (atan2(dist[1], dist[0]) * 180 / M_PI);
if (yaw < 0)
yaw += 360;
forward = sqrt (dist[0]*dist[0] + dist[1]*dist[1]);
pitch = (int) (atan2(dist[2], forward) * 180 / M_PI);
if (pitch < 0)
pitch += 360;
}
// add new entities for the lightning
VectorCopy (b->start, org);
d = VectorNormalize(dist);
while (d > 0)
{
ent = CL_NewTempEntity ();
if (!ent)
return;
VectorCopy (org, ent->origin);
ent->model = b->model;
ent->angles[0] = pitch;
ent->angles[1] = yaw;
ent->angles[2] = rand()%360;
//johnfitz -- use j instead of using i twice, so we don't corrupt memory
for (j=0 ; j<3 ; j++)
org[j] += dist[j]*30;
d -= 30;
}
}
}
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