// 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; /* ================= CL_ParseTEnt ================= */ 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_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; 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_GUNSHOT: // bullet hitting wall pos[0] = MSG_ReadCoord(); pos[1] = MSG_ReadCoord(); pos[2] = MSG_ReadCoord(); R_RunParticleEffect(pos, vec3_origin, 0, 20); break; case TE_EXPLOSION: // rocket explosion pos[0] = MSG_ReadCoord(); pos[1] = MSG_ReadCoord(); pos[2] = MSG_ReadCoord(); R_ParticleExplosion(pos); dl = CL_AllocDlight(); 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; 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; 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; } /* ================= CL_UpdateTEnts ================= */ void CL_UpdateTEnts(void) { int i; beam_t *b; vec3_t dist, org; float d; entity_t *ent; float yaw, pitch; float forward; num_temp_entities = 0; // 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; for (i = 0; i < 3; i++) org[i] += dist[i] * 30; d -= 30; } } }