/* * Copyright (C) 1997-2001 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. * */ // Created on 12.11.2003 by RST. // $Id: GameWeapon.java,v 1.4 2005-02-13 19:22:09 salomo Exp $ package jake2.game; import jake2.Defines; import jake2.Globals; import jake2.util.*; public class GameWeapon { /* * =============== PlayerNoise * * Each player can have two noise objects associated with it: a personal * noise (jumping, pain, weapon firing), and a weapon target noise (bullet * wall impacts) * * Monsters that don't directly see the player can move to a noise in hopes * of seeing the player from there. =============== */ static void PlayerNoise(edict_t who, float[] where, int type) { edict_t noise; if (type == Defines.PNOISE_WEAPON) { if (who.client.silencer_shots > 0) { who.client.silencer_shots--; return; } } if (GameBase.deathmatch.value != 0) return; if ((who.flags & Defines.FL_NOTARGET) != 0) return; if (who.mynoise == null) { noise = GameUtil.G_Spawn(); noise.classname = "player_noise"; Math3D.VectorSet(noise.mins, -8, -8, -8); Math3D.VectorSet(noise.maxs, 8, 8, 8); noise.owner = who; noise.svflags = Defines.SVF_NOCLIENT; who.mynoise = noise; noise = GameUtil.G_Spawn(); noise.classname = "player_noise"; Math3D.VectorSet(noise.mins, -8, -8, -8); Math3D.VectorSet(noise.maxs, 8, 8, 8); noise.owner = who; noise.svflags = Defines.SVF_NOCLIENT; who.mynoise2 = noise; } if (type == Defines.PNOISE_SELF || type == Defines.PNOISE_WEAPON) { noise = who.mynoise; GameBase.level.sound_entity = noise; GameBase.level.sound_entity_framenum = GameBase.level.framenum; } else // type == PNOISE_IMPACT { noise = who.mynoise2; GameBase.level.sound2_entity = noise; GameBase.level.sound2_entity_framenum = GameBase.level.framenum; } Math3D.VectorCopy(where, noise.s.origin); Math3D.VectorSubtract(where, noise.maxs, noise.absmin); Math3D.VectorAdd(where, noise.maxs, noise.absmax); noise.teleport_time = GameBase.level.time; GameBase.gi.linkentity(noise); } /* * ================= check_dodge * * This is a support routine used when a client is firing a non-instant * attack weapon. It checks to see if a monster's dodge function should be * called. ================= */ static void check_dodge(edict_t self, float[] start, float[] dir, int speed) { float[] end = { 0, 0, 0 }; float[] v = { 0, 0, 0 }; trace_t tr; float eta; // easy mode only ducks one quarter the time if (GameBase.skill.value == 0) { if (Lib.random() > 0.25) return; } Math3D.VectorMA(start, 8192, dir, end); tr = GameBase.gi.trace(start, null, null, end, self, Defines.MASK_SHOT); if ((tr.ent != null) && (tr.ent.svflags & Defines.SVF_MONSTER) != 0 && (tr.ent.health > 0) && (null != tr.ent.monsterinfo.dodge) && GameUtil.infront(tr.ent, self)) { Math3D.VectorSubtract(tr.endpos, start, v); eta = (Math3D.VectorLength(v) - tr.ent.maxs[0]) / speed; tr.ent.monsterinfo.dodge.dodge(tr.ent, self, eta); } } /* * ================= fire_blaster * * Fires a single blaster bolt. Used by the blaster and hyper blaster. * ================= */ static EntTouchAdapter blaster_touch = new EntTouchAdapter() { public void touch(edict_t self, edict_t other, cplane_t plane, csurface_t surf) { int mod; if (other == self.owner) return; if (surf != null && (surf.flags & Defines.SURF_SKY) != 0) { GameUtil.G_FreeEdict(self); return; } if (self.owner.client != null) GameWeapon.PlayerNoise(self.owner, self.s.origin, Defines.PNOISE_IMPACT); if (other.takedamage != 0) { if ((self.spawnflags & 1) != 0) mod = Defines.MOD_HYPERBLASTER; else mod = Defines.MOD_BLASTER; // bugfix null plane rst float[] normal; if (plane == null) normal = new float[3]; else normal = plane.normal; GameUtil.T_Damage(other, self, self.owner, self.velocity, self.s.origin, normal, self.dmg, 1, Defines.DAMAGE_ENERGY, mod); } else { GameBase.gi.WriteByte(Defines.svc_temp_entity); GameBase.gi.WriteByte(Defines.TE_BLASTER); GameBase.gi.WritePosition(self.s.origin); if (plane == null) GameBase.gi.WriteDir(Globals.vec3_origin); else GameBase.gi.WriteDir(plane.normal); GameBase.gi.multicast(self.s.origin, Defines.MULTICAST_PVS); } GameUtil.G_FreeEdict(self); } }; static EntThinkAdapter Grenade_Explode = new EntThinkAdapter() { public boolean think(edict_t ent) { float[] origin = { 0, 0, 0 }; int mod; if (ent.owner.client != null) GameWeapon.PlayerNoise(ent.owner, ent.s.origin, Defines.PNOISE_IMPACT); //FIXME: if we are onground then raise our Z just a bit since we // are a point? if (ent.enemy != null) { float points = 0; float[] v = { 0, 0, 0 }; float[] dir = { 0, 0, 0 }; Math3D.VectorAdd(ent.enemy.mins, ent.enemy.maxs, v); Math3D.VectorMA(ent.enemy.s.origin, 0.5f, v, v); Math3D.VectorSubtract(ent.s.origin, v, v); points = ent.dmg - 0.5f * Math3D.VectorLength(v); Math3D.VectorSubtract(ent.enemy.s.origin, ent.s.origin, dir); if ((ent.spawnflags & 1) != 0) mod = Defines.MOD_HANDGRENADE; else mod = Defines.MOD_GRENADE; GameUtil.T_Damage(ent.enemy, ent, ent.owner, dir, ent.s.origin, Globals.vec3_origin, (int) points, (int) points, Defines.DAMAGE_RADIUS, mod); } if ((ent.spawnflags & 2) != 0) mod = Defines.MOD_HELD_GRENADE; else if ((ent.spawnflags & 1) != 0) mod = Defines.MOD_HG_SPLASH; else mod = Defines.MOD_G_SPLASH; GameUtil.T_RadiusDamage(ent, ent.owner, ent.dmg, ent.enemy, ent.dmg_radius, mod); Math3D.VectorMA(ent.s.origin, -0.02f, ent.velocity, origin); GameBase.gi.WriteByte(Defines.svc_temp_entity); if (ent.waterlevel != 0) { if (ent.groundentity != null) GameBase.gi.WriteByte(Defines.TE_GRENADE_EXPLOSION_WATER); else GameBase.gi.WriteByte(Defines.TE_ROCKET_EXPLOSION_WATER); } else { if (ent.groundentity != null) GameBase.gi.WriteByte(Defines.TE_GRENADE_EXPLOSION); else GameBase.gi.WriteByte(Defines.TE_ROCKET_EXPLOSION); } GameBase.gi.WritePosition(origin); GameBase.gi.multicast(ent.s.origin, Defines.MULTICAST_PHS); GameUtil.G_FreeEdict(ent); return true; } }; static EntTouchAdapter Grenade_Touch = new EntTouchAdapter() { public void touch(edict_t ent, edict_t other, cplane_t plane, csurface_t surf) { if (other == ent.owner) return; if (surf != null && 0 != (surf.flags & Defines.SURF_SKY)) { GameUtil.G_FreeEdict(ent); return; } if (other.takedamage == 0) { if ((ent.spawnflags & 1) != 0) { if (Lib.random() > 0.5f) GameBase.gi.sound(ent, Defines.CHAN_VOICE, GameBase.gi .soundindex("weapons/hgrenb1a.wav"), 1, Defines.ATTN_NORM, 0); else GameBase.gi.sound(ent, Defines.CHAN_VOICE, GameBase.gi .soundindex("weapons/hgrenb2a.wav"), 1, Defines.ATTN_NORM, 0); } else { GameBase.gi.sound(ent, Defines.CHAN_VOICE, GameBase.gi .soundindex("weapons/grenlb1b.wav"), 1, Defines.ATTN_NORM, 0); } return; } ent.enemy = other; Grenade_Explode.think(ent); } }; /* * ================= fire_rocket ================= */ static EntTouchAdapter rocket_touch = new EntTouchAdapter() { public void touch(edict_t ent, edict_t other, cplane_t plane, csurface_t surf) { float[] origin = { 0, 0, 0 }; int n; if (other == ent.owner) return; if (surf != null && (surf.flags & Defines.SURF_SKY) != 0) { GameUtil.G_FreeEdict(ent); return; } if (ent.owner.client != null) GameWeapon.PlayerNoise(ent.owner, ent.s.origin, Defines.PNOISE_IMPACT); // calculate position for the explosion entity Math3D.VectorMA(ent.s.origin, -0.02f, ent.velocity, origin); if (other.takedamage != 0) { GameUtil.T_Damage(other, ent, ent.owner, ent.velocity, ent.s.origin, plane.normal, ent.dmg, 0, 0, Defines.MOD_ROCKET); } else { // don't throw any debris in net games if (GameBase.deathmatch.value == 0 && 0 == GameBase.coop.value) { if ((surf != null) && 0 == (surf.flags & (Defines.SURF_WARP | Defines.SURF_TRANS33 | Defines.SURF_TRANS66 | Defines.SURF_FLOWING))) { n = Lib.rand() % 5; while (n-- > 0) GameAI.ThrowDebris(ent, "models/objects/debris2/tris.md2", 2, ent.s.origin); } } } GameUtil.T_RadiusDamage(ent, ent.owner, ent.radius_dmg, other, ent.dmg_radius, Defines.MOD_R_SPLASH); GameBase.gi.WriteByte(Defines.svc_temp_entity); if (ent.waterlevel != 0) GameBase.gi.WriteByte(Defines.TE_ROCKET_EXPLOSION_WATER); else GameBase.gi.WriteByte(Defines.TE_ROCKET_EXPLOSION); GameBase.gi.WritePosition(origin); GameBase.gi.multicast(ent.s.origin, Defines.MULTICAST_PHS); GameUtil.G_FreeEdict(ent); } }; /* * ================= fire_bfg ================= */ static EntThinkAdapter bfg_explode = new EntThinkAdapter() { public boolean think(edict_t self) { edict_t ent; float points; float[] v = { 0, 0, 0 }; float dist; EdictIterator edit = null; if (self.s.frame == 0) { // the BFG effect ent = null; while ((edit = GameBase.findradius(edit, self.s.origin, self.dmg_radius)) != null) { ent = edit.o; if (ent.takedamage == 0) continue; if (ent == self.owner) continue; if (!GameUtil.CanDamage(ent, self)) continue; if (!GameUtil.CanDamage(ent, self.owner)) continue; Math3D.VectorAdd(ent.mins, ent.maxs, v); Math3D.VectorMA(ent.s.origin, 0.5f, v, v); Math3D.VectorSubtract(self.s.origin, v, v); dist = Math3D.VectorLength(v); points = (float) (self.radius_dmg * (1.0 - Math.sqrt(dist / self.dmg_radius))); if (ent == self.owner) points = points * 0.5f; GameBase.gi.WriteByte(Defines.svc_temp_entity); GameBase.gi.WriteByte(Defines.TE_BFG_EXPLOSION); GameBase.gi.WritePosition(ent.s.origin); GameBase.gi.multicast(ent.s.origin, Defines.MULTICAST_PHS); GameUtil.T_Damage(ent, self, self.owner, self.velocity, ent.s.origin, Globals.vec3_origin, (int) points, 0, Defines.DAMAGE_ENERGY, Defines.MOD_BFG_EFFECT); } } self.nextthink = GameBase.level.time + Defines.FRAMETIME; self.s.frame++; if (self.s.frame == 5) self.think = GameUtil.G_FreeEdictA; return true; } }; static EntTouchAdapter bfg_touch = new EntTouchAdapter() { public void touch(edict_t self, edict_t other, cplane_t plane, csurface_t surf) { if (other == self.owner) return; if (surf != null && (surf.flags & Defines.SURF_SKY) != 0) { GameUtil.G_FreeEdict(self); return; } if (self.owner.client != null) GameWeapon.PlayerNoise(self.owner, self.s.origin, Defines.PNOISE_IMPACT); // core explosion - prevents firing it into the wall/floor if (other.takedamage != 0) GameUtil.T_Damage(other, self, self.owner, self.velocity, self.s.origin, plane.normal, 200, 0, 0, Defines.MOD_BFG_BLAST); GameUtil.T_RadiusDamage(self, self.owner, 200, other, 100, Defines.MOD_BFG_BLAST); GameBase.gi.sound(self, Defines.CHAN_VOICE, GameBase.gi .soundindex("weapons/bfg__x1b.wav"), 1, Defines.ATTN_NORM, 0); self.solid = Defines.SOLID_NOT; self.touch = null; Math3D.VectorMA(self.s.origin, -1 * Defines.FRAMETIME, self.velocity, self.s.origin); Math3D.VectorClear(self.velocity); self.s.modelindex = GameBase.gi.modelindex("sprites/s_bfg3.sp2"); self.s.frame = 0; self.s.sound = 0; self.s.effects &= ~Defines.EF_ANIM_ALLFAST; self.think = bfg_explode; self.nextthink = GameBase.level.time + Defines.FRAMETIME; self.enemy = other; GameBase.gi.WriteByte(Defines.svc_temp_entity); GameBase.gi.WriteByte(Defines.TE_BFG_BIGEXPLOSION); GameBase.gi.WritePosition(self.s.origin); GameBase.gi.multicast(self.s.origin, Defines.MULTICAST_PVS); } }; static EntThinkAdapter bfg_think = new EntThinkAdapter() { public boolean think(edict_t self) { edict_t ent; edict_t ignore; float[] point = { 0, 0, 0 }; float[] dir = { 0, 0, 0 }; float[] start = { 0, 0, 0 }; float[] end = { 0, 0, 0 }; int dmg; trace_t tr; if (GameBase.deathmatch.value != 0) dmg = 5; else dmg = 10; EdictIterator edit = null; while ((edit = GameBase.findradius(edit, self.s.origin, 256)) != null) { ent = edit.o; if (ent == self) continue; if (ent == self.owner) continue; if (ent.takedamage == 0) continue; if (0 == (ent.svflags & Defines.SVF_MONSTER) && (null == ent.client) && (Lib.strcmp(ent.classname, "misc_explobox") != 0)) continue; Math3D.VectorMA(ent.absmin, 0.5f, ent.size, point); Math3D.VectorSubtract(point, self.s.origin, dir); Math3D.VectorNormalize(dir); ignore = self; Math3D.VectorCopy(self.s.origin, start); Math3D.VectorMA(start, 2048, dir, end); while (true) { tr = GameBase.gi.trace(start, null, null, end, ignore, Defines.CONTENTS_SOLID | Defines.CONTENTS_MONSTER | Defines.CONTENTS_DEADMONSTER); if (null == tr.ent) break; // hurt it if we can if ((tr.ent.takedamage != 0) && 0 == (tr.ent.flags & Defines.FL_IMMUNE_LASER) && (tr.ent != self.owner)) GameUtil.T_Damage(tr.ent, self, self.owner, dir, tr.endpos, Globals.vec3_origin, dmg, 1, Defines.DAMAGE_ENERGY, Defines.MOD_BFG_LASER); // if we hit something that's not a monster or player we're // done if (0 == (tr.ent.svflags & Defines.SVF_MONSTER) && (null == tr.ent.client)) { GameBase.gi.WriteByte(Defines.svc_temp_entity); GameBase.gi.WriteByte(Defines.TE_LASER_SPARKS); GameBase.gi.WriteByte(4); GameBase.gi.WritePosition(tr.endpos); GameBase.gi.WriteDir(tr.plane.normal); GameBase.gi.WriteByte(self.s.skinnum); GameBase.gi.multicast(tr.endpos, Defines.MULTICAST_PVS); break; } ignore = tr.ent; Math3D.VectorCopy(tr.endpos, start); } GameBase.gi.WriteByte(Defines.svc_temp_entity); GameBase.gi.WriteByte(Defines.TE_BFG_LASER); GameBase.gi.WritePosition(self.s.origin); GameBase.gi.WritePosition(tr.endpos); GameBase.gi.multicast(self.s.origin, Defines.MULTICAST_PHS); } self.nextthink = GameBase.level.time + Defines.FRAMETIME; return true; } }; }