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-rw-r--r--QW/client/cl_tent.c459
1 files changed, 459 insertions, 0 deletions
diff --git a/QW/client/cl_tent.c b/QW/client/cl_tent.c
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+/*
+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 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"
+
+
+#define MAX_BEAMS 8
+typedef struct
+{
+ int entity;
+ struct model_s *model;
+ float endtime;
+ vec3_t start, end;
+} beam_t;
+
+beam_t cl_beams[MAX_BEAMS];
+
+#define MAX_EXPLOSIONS 8
+typedef struct
+{
+ vec3_t origin;
+ float start;
+ model_t *model;
+} explosion_t;
+
+explosion_t cl_explosions[MAX_EXPLOSIONS];
+
+
+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;
+
+/*
+=================
+CL_ParseTEnts
+=================
+*/
+void CL_InitTEnts (void)
+{
+ cl_sfx_wizhit = S_PrecacheSound ("wizard/hit.wav");
+ cl_sfx_knighthit = S_PrecacheSound ("hknight/hit.wav");
+ cl_sfx_tink1 = S_PrecacheSound ("weapons/tink1.wav");
+ cl_sfx_ric1 = S_PrecacheSound ("weapons/ric1.wav");
+ cl_sfx_ric2 = S_PrecacheSound ("weapons/ric2.wav");
+ cl_sfx_ric3 = S_PrecacheSound ("weapons/ric3.wav");
+ cl_sfx_r_exp3 = S_PrecacheSound ("weapons/r_exp3.wav");
+}
+
+/*
+=================
+CL_ClearTEnts
+=================
+*/
+void CL_ClearTEnts (void)
+{
+ memset (&cl_beams, 0, sizeof(cl_beams));
+ memset (&cl_explosions, 0, sizeof(cl_explosions));
+}
+
+/*
+=================
+CL_AllocExplosion
+=================
+*/
+explosion_t *CL_AllocExplosion (void)
+{
+ int i;
+ float time;
+ int index;
+
+ for (i=0 ; i<MAX_EXPLOSIONS ; i++)
+ if (!cl_explosions[i].model)
+ return &cl_explosions[i];
+// find the oldest explosion
+ time = cl.time;
+ index = 0;
+
+ for (i=0 ; i<MAX_EXPLOSIONS ; i++)
+ if (cl_explosions[i].start < time)
+ {
+ time = cl_explosions[i].start;
+ index = i;
+ }
+ return &cl_explosions[index];
+}
+
+/*
+=================
+CL_ParseBeam
+=================
+*/
+void CL_ParseBeam (model_t *m)
+{
+ int ent;
+ vec3_t start, end;
+ beam_t *b;
+ int i;
+
+ ent = MSG_ReadShort ();
+
+ start[0] = MSG_ReadCoord ();
+ start[1] = MSG_ReadCoord ();
+ start[2] = MSG_ReadCoord ();
+
+ end[0] = MSG_ReadCoord ();
+ end[1] = MSG_ReadCoord ();
+ end[2] = MSG_ReadCoord ();
+
+// 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;
+ }
+ }
+ Con_Printf ("beam list overflow!\n");
+}
+
+/*
+=================
+CL_ParseTEnt
+=================
+*/
+void CL_ParseTEnt (void)
+{
+ int type;
+ vec3_t pos;
+ dlight_t *dl;
+ int rnd;
+ explosion_t *ex;
+ int cnt;
+
+ type = MSG_ReadByte ();
+ switch (type)
+ {
+ case TE_WIZSPIKE: // spike hitting wall
+ pos[0] = MSG_ReadCoord ();
+ pos[1] = MSG_ReadCoord ();
+ pos[2] = MSG_ReadCoord ();
+ R_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 ();
+ pos[1] = MSG_ReadCoord ();
+ pos[2] = MSG_ReadCoord ();
+ R_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 ();
+ pos[1] = MSG_ReadCoord ();
+ pos[2] = MSG_ReadCoord ();
+ R_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 ();
+ pos[1] = MSG_ReadCoord ();
+ pos[2] = MSG_ReadCoord ();
+ R_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_EXPLOSION: // rocket explosion
+ // particles
+ pos[0] = MSG_ReadCoord ();
+ pos[1] = MSG_ReadCoord ();
+ pos[2] = MSG_ReadCoord ();
+ R_ParticleExplosion (pos);
+
+ // light
+ dl = CL_AllocDlight (0);
+ VectorCopy (pos, dl->origin);
+ dl->radius = 350;
+ dl->die = cl.time + 0.5;
+ dl->decay = 300;
+ dl->color[0] = 0.2;
+ dl->color[1] = 0.1;
+ dl->color[2] = 0.05;
+ dl->color[3] = 0.7;
+
+ // sound
+ S_StartSound (-1, 0, cl_sfx_r_exp3, pos, 1, 1);
+
+ // sprite
+ ex = CL_AllocExplosion ();
+ VectorCopy (pos, ex->origin);
+ ex->start = cl.time;
+ ex->model = Mod_ForName ("progs/s_explod.spr", true);
+ break;
+
+ case TE_TAREXPLOSION: // tarbaby explosion
+ pos[0] = MSG_ReadCoord ();
+ pos[1] = MSG_ReadCoord ();
+ pos[2] = MSG_ReadCoord ();
+ R_BlobExplosion (pos);
+
+ S_StartSound (-1, 0, cl_sfx_r_exp3, pos, 1, 1);
+ break;
+
+ case TE_LIGHTNING1: // lightning bolts
+ CL_ParseBeam (Mod_ForName("progs/bolt.mdl", true));
+ break;
+
+ case TE_LIGHTNING2: // lightning bolts
+ CL_ParseBeam (Mod_ForName("progs/bolt2.mdl", true));
+ break;
+
+ case TE_LIGHTNING3: // lightning bolts
+ CL_ParseBeam (Mod_ForName("progs/bolt3.mdl", true));
+ break;
+
+ case TE_LAVASPLASH:
+ pos[0] = MSG_ReadCoord ();
+ pos[1] = MSG_ReadCoord ();
+ pos[2] = MSG_ReadCoord ();
+ R_LavaSplash (pos);
+ break;
+
+ case TE_TELEPORT:
+ pos[0] = MSG_ReadCoord ();
+ pos[1] = MSG_ReadCoord ();
+ pos[2] = MSG_ReadCoord ();
+ R_TeleportSplash (pos);
+ break;
+
+ case TE_GUNSHOT: // bullet hitting wall
+ cnt = MSG_ReadByte ();
+ pos[0] = MSG_ReadCoord ();
+ pos[1] = MSG_ReadCoord ();
+ pos[2] = MSG_ReadCoord ();
+ R_RunParticleEffect (pos, vec3_origin, 0, 20*cnt);
+ break;
+
+ case TE_BLOOD: // bullets hitting body
+ cnt = MSG_ReadByte ();
+ pos[0] = MSG_ReadCoord ();
+ pos[1] = MSG_ReadCoord ();
+ pos[2] = MSG_ReadCoord ();
+ R_RunParticleEffect (pos, vec3_origin, 73, 20*cnt);
+ break;
+
+ case TE_LIGHTNINGBLOOD: // lightning hitting body
+ pos[0] = MSG_ReadCoord ();
+ pos[1] = MSG_ReadCoord ();
+ pos[2] = MSG_ReadCoord ();
+ R_RunParticleEffect (pos, vec3_origin, 225, 50);
+ 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;
+ ent = &cl_visedicts[cl_numvisedicts];
+ cl_numvisedicts++;
+ ent->keynum = 0;
+
+ memset (ent, 0, sizeof(*ent));
+
+ ent->colormap = vid.colormap;
+ return ent;
+}
+
+
+/*
+=================
+CL_UpdateBeams
+=================
+*/
+void CL_UpdateBeams (void)
+{
+ int i;
+ beam_t *b;
+ vec3_t dist, org;
+ float d;
+ entity_t *ent;
+ float yaw, pitch;
+ float forward;
+
+// 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.playernum+1) // entity 0 is the world
+ {
+ VectorCopy (cl.simorg, b->start);
+// b->start[2] -= 22; // adjust for view height
+ }
+
+ // 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;
+
+ for (i=0 ; i<3 ; i++)
+ org[i] += dist[i]*30;
+ d -= 30;
+ }
+ }
+
+}
+
+/*
+=================
+CL_UpdateExplosions
+=================
+*/
+void CL_UpdateExplosions (void)
+{
+ int i;
+ int f;
+ explosion_t *ex;
+ entity_t *ent;
+
+ for (i=0, ex=cl_explosions ; i< MAX_EXPLOSIONS ; i++, ex++)
+ {
+ if (!ex->model)
+ continue;
+ f = 10*(cl.time - ex->start);
+ if (f >= ex->model->numframes)
+ {
+ ex->model = NULL;
+ continue;
+ }
+
+ ent = CL_NewTempEntity ();
+ if (!ent)
+ return;
+ VectorCopy (ex->origin, ent->origin);
+ ent->model = ex->model;
+ ent->frame = f;
+ }
+}
+
+/*
+=================
+CL_UpdateTEnts
+=================
+*/
+void CL_UpdateTEnts (void)
+{
+ CL_UpdateBeams ();
+ CL_UpdateExplosions ();
+}
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