80 lines
2 KiB
C
80 lines
2 KiB
C
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// spl_blast.c
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//
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// Heretic II
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// Copyright 1998 Raven Software
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//
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#include "g_local.h"
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#include "fx.h"
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#include "Angles.h"
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#include "Utilities.h"
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#include "vector.h"
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#include "random.h"
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#include "g_playstats.h"
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#include "m_beast.h"
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// ****************************************************************************
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// SpellCastBlast
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// ****************************************************************************
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void SpellCastBlast(edict_t *caster,vec3_t startpos,vec3_t aimangles,vec3_t aimdir)
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{
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vec3_t fwd, endpos, mins={-3.0, -3.0, -3.0}, maxs={3.0, 3.0, 3.0};
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trace_t trace;
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int damage;
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vec3_t angles, diff;
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int i;
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short distance[BLAST_NUM_SHOTS];
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short syaw, spitch;
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// This weapon does not autotarget
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VectorCopy(aimangles, angles);
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angles[YAW] -= BLAST_ANGLE_INC * (BLAST_NUM_SHOTS-1) * 0.5;
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for (i=0; i<BLAST_NUM_SHOTS; i++)
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{
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// Single shot travelling out
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AngleVectors(angles, fwd, NULL, NULL);
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VectorMA(startpos, BLAST_DISTANCE, fwd, endpos);
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gi.trace(startpos, mins, maxs, endpos, caster, MASK_SHOT,&trace);
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if(level.fighting_beast)
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{
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edict_t *ent;
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if(ent = check_hit_beast(startpos, trace.endpos))
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trace.ent = ent;
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}
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if (trace.ent && trace.ent->takedamage && !(EntReflecting(trace.ent, true, true)))
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{
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if(deathmatch->value)
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damage = irand(BLAST_DMG_MIN*0.75, BLAST_DMG_MAX*0.75);
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else
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damage = irand(BLAST_DMG_MIN, BLAST_DMG_MAX);
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T_Damage(trace.ent, caster, caster, fwd, trace.endpos, fwd, damage, damage, 0, MOD_MMISSILE);
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}
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VectorSubtract(trace.endpos, startpos, diff);
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distance[i] = VectorLength(diff);
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angles[YAW] += BLAST_ANGLE_INC;
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}
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// The assumption is that there are 5 shot blasts.
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assert(BLAST_NUM_SHOTS==5);
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// Compress the angles into two shorts.
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syaw = (short)(aimangles[YAW]*(65536.0/360.0));
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spitch = (short)(aimangles[PITCH]*(65536.0/360.0));
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gi.CreateEffect(NULL, FX_WEAPON_BLAST, 0, startpos,
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"sssssss", syaw, spitch, distance[0], distance[1], distance[2], distance[3], distance[4]);
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}
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