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Diffstat (limited to 'src/jake2/game/GameChase.java')
| -rw-r--r-- | src/jake2/game/GameChase.java | 194 |
1 files changed, 194 insertions, 0 deletions
diff --git a/src/jake2/game/GameChase.java b/src/jake2/game/GameChase.java new file mode 100644 index 0000000..d6f49b7 --- /dev/null +++ b/src/jake2/game/GameChase.java @@ -0,0 +1,194 @@ +/* +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 16.11.2005 by RST. +// $Id: GameChase.java,v 1.1 2005-11-16 22:24:52 salomo Exp $ + +package jake2.game; + + +import jake2.*; +import jake2.client.*; +import jake2.game.*; +import jake2.qcommon.*; +import jake2.render.*; +import jake2.server.*; +import jake2.util.Math3D; + + +public class GameChase { + + public static void UpdateChaseCam(edict_t ent) { + float[] o = { 0, 0, 0 }, ownerv = { 0, 0, 0 }, goal = { 0, 0, 0 }; + edict_t targ; + float[] forward = { 0, 0, 0 }, right = { 0, 0, 0 }; + trace_t trace; + int i; + float[] oldgoal = { 0, 0, 0 }; + float[] angles = { 0, 0, 0 }; + + // is our chase target gone? + if (!ent.client.chase_target.inuse + || ent.client.chase_target.client.resp.spectator) { + edict_t old = ent.client.chase_target; + ChaseNext(ent); + if (ent.client.chase_target == old) { + ent.client.chase_target = null; + ent.client.ps.pmove.pm_flags &= ~pmove_t.PMF_NO_PREDICTION; + return; + } + } + + targ = ent.client.chase_target; + + Math3D.VectorCopy(targ.s.origin, ownerv); + Math3D.VectorCopy(ent.s.origin, oldgoal); + + ownerv[2] += targ.viewheight; + + Math3D.VectorCopy(targ.client.v_angle, angles); + if (angles[Defines.PITCH] > 56) + angles[Defines.PITCH] = 56; + Math3D.AngleVectors(angles, forward, right, null); + Math3D.VectorNormalize(forward); + Math3D.VectorMA(ownerv, -30, forward, o); + + if (o[2] < targ.s.origin[2] + 20) + o[2] = targ.s.origin[2] + 20; + + // jump animation lifts + if (targ.groundentity == null) + o[2] += 16; + + trace = GameBase.gi.trace(ownerv, Globals.vec3_origin, + Globals.vec3_origin, o, targ, Defines.MASK_SOLID); + + Math3D.VectorCopy(trace.endpos, goal); + + Math3D.VectorMA(goal, 2, forward, goal); + + // pad for floors and ceilings + Math3D.VectorCopy(goal, o); + o[2] += 6; + trace = GameBase.gi.trace(goal, Globals.vec3_origin, + Globals.vec3_origin, o, targ, Defines.MASK_SOLID); + if (trace.fraction < 1) { + Math3D.VectorCopy(trace.endpos, goal); + goal[2] -= 6; + } + + Math3D.VectorCopy(goal, o); + o[2] -= 6; + trace = GameBase.gi.trace(goal, Globals.vec3_origin, + Globals.vec3_origin, o, targ, Defines.MASK_SOLID); + if (trace.fraction < 1) { + Math3D.VectorCopy(trace.endpos, goal); + goal[2] += 6; + } + + if (targ.deadflag != 0) + ent.client.ps.pmove.pm_type = Defines.PM_DEAD; + else + ent.client.ps.pmove.pm_type = Defines.PM_FREEZE; + + Math3D.VectorCopy(goal, ent.s.origin); + for (i = 0; i < 3; i++) + ent.client.ps.pmove.delta_angles[i] = (short) Math3D + .ANGLE2SHORT(targ.client.v_angle[i] + - ent.client.resp.cmd_angles[i]); + + if (targ.deadflag != 0) { + ent.client.ps.viewangles[Defines.ROLL] = 40; + ent.client.ps.viewangles[Defines.PITCH] = -15; + ent.client.ps.viewangles[Defines.YAW] = targ.client.killer_yaw; + } else { + Math3D.VectorCopy(targ.client.v_angle, ent.client.ps.viewangles); + Math3D.VectorCopy(targ.client.v_angle, ent.client.v_angle); + } + + ent.viewheight = 0; + ent.client.ps.pmove.pm_flags |= pmove_t.PMF_NO_PREDICTION; + SV_WORLD.SV_LinkEdict(ent); + } + + public static void ChaseNext(edict_t ent) { + int i; + edict_t e; + + if (null == ent.client.chase_target) + return; + + i = ent.client.chase_target.index; + do { + i++; + if (i > GameBase.maxclients.value) + i = 1; + e = GameBase.g_edicts[i]; + + if (!e.inuse) + continue; + if (!e.client.resp.spectator) + break; + } while (e != ent.client.chase_target); + + ent.client.chase_target = e; + ent.client.update_chase = true; + } + + public static void ChasePrev(edict_t ent) { + int i; + edict_t e; + + if (ent.client.chase_target == null) + return; + + i = ent.client.chase_target.index; + do { + i--; + if (i < 1) + i = (int) GameBase.maxclients.value; + e = GameBase.g_edicts[i]; + if (!e.inuse) + continue; + if (!e.client.resp.spectator) + break; + } while (e != ent.client.chase_target); + + ent.client.chase_target = e; + ent.client.update_chase = true; + } + + public static void GetChaseTarget(edict_t ent) { + int i; + edict_t other; + + for (i = 1; i <= GameBase.maxclients.value; i++) { + other = GameBase.g_edicts[i]; + if (other.inuse && !other.client.resp.spectator) { + ent.client.chase_target = other; + ent.client.update_chase = true; + UpdateChaseCam(ent); + return; + } + } + GameBase.gi.centerprintf(ent, "No other players to chase."); + } + +} |