data/qcsrc/server/t_jumppads.qc

   1 float PUSH_ONCE                 = 1;
   2 float PUSH_SILENT               = 2;
   3
   4 .float pushltime;
   5 void() trigger_push_touch =
   6 {
   7         local float flighttime, dist, grav;
   8         local vector org;
   9
  10         // FIXME: add a .float for whether an entity should be tossed by jumppads
  11         if (other.classname != "player")
  12         if (other.classname != "corpse")
  13         if (other.classname != "body")
  14         if (other.classname != "gib")
  15         if (other.classname != "missile")
  16         if (other.classname != "casing")
  17         if (other.classname != "grenade")
  18         if (other.classname != "plasma")
  19         if (other.classname != "plasma_prim")
  20         if (other.classname != "plasma_chain")
  21         if (other.classname != "droppedweapon")
  22                 return;
  23
  24         if (other.deadflag && other.classname == "player")
  25                 return;
  26
  27         if (!self.target)
  28         {
  29                 other.velocity = self.movedir;
  30                 other.flags = other.flags - (other.flags & FL_ONGROUND);
  31                 return;
  32         }
  33
  34         org = other.origin;
  35
  36         if (other.classname == "player")
  37         {
  38                 local float i;
  39                 local float found;
  40                 sound (other, CHAN_ITEM, "misc/jumppad.ogg", 1, ATTN_NORM);
  41                 found = FALSE;
  42                 for(i = 0; i < other.jumppadcount && i < NUM_JUMPPADSUSED; ++i)
  43                         if(other.(jumppadsused[i]) == self)
  44                                 found = TRUE;
  45                 if(!found)
  46                 {
  47                         other.(jumppadsused[math_mod(other.jumppadcount, NUM_JUMPPADSUSED)]) = self;
  48                         other.jumppadcount = other.jumppadcount + 1;
  49                 }
  50         }
  51
  52         // figure out how long it will take to hit the point considering gravity
  53         grav = cvar("sv_gravity");
  54         flighttime = sqrt((self.enemy.origin_z - org_z) / (0.5 * grav));
  55         if (!flighttime)
  56                 return;
  57
  58         // how far in X and Y to move
  59         self.movedir = (self.enemy.origin - org);
  60         self.movedir_z = 0;
  61         dist = vlen(self.movedir);
  62
  63         // finally calculate the velocity
  64         self.movedir = normalize(self.movedir) * (dist / flighttime);
  65         self.movedir_z = flighttime * grav;
  66
  67         other.flags = other.flags - (other.flags & FL_ONGROUND);
  68         // reset tracking of oldvelocity for impact damage (sudden velocity changes)
  69         other.oldvelocity = other.velocity = self.movedir;
  70         // reset tracking of who pushed you into a hazard (for kill credit)
  71         other.pushltime = 0;
  72
  73         if (other.classname == "missile")
  74                 other.angles = vectoangles (other.velocity);
  75
  76         if (self.spawnflags & PUSH_ONCE)
  77         {
  78                 self.touch = SUB_Null;
  79                 self.think = SUB_Remove;
  80                 self.nextthink = time;
  81         }
  82 };
  83
  84 .vector dest;
  85
  86 void() trigger_push_findtarget =
  87 {
  88         local entity e;
  89         local float grav;
  90         local float flighttime;
  91         local float dist;
  92         local vector org;
  93
  94         // first calculate a typical start point for the jump
  95         org = (self.absmin + self.absmax) * 0.5;
  96         org_z = self.absmax_z - PL_MIN_z;
  97
  98         if (self.target)
  99         {
 100                 // find the target
 101                 self.enemy = find(world, targetname, self.target);
 102                 if (!self.enemy)
 103                 {
 104                         objerror("trigger_push: target not found\n");
 105                         remove(self);
 106                         return;
 107                 }
 108
 109                 // figure out how long it will take to hit the point considering gravity
 110                 grav = cvar("sv_gravity");
 111                 flighttime = sqrt((self.enemy.origin_z - org_z) / (0.5 * grav));
 112                 if (!flighttime)
 113                 {
 114                         objerror("trigger_push: jump pad with bad destination\n");
 115                         remove(self);
 116                         return;
 117                 }
 118
 119                 // how far in X and Y to move
 120                 self.movedir = (self.enemy.origin - org);
 121                 self.movedir_z = 0;
 122                 dist = vlen(self.movedir);
 123
 124                 // finally calculate the velocity
 125                 self.movedir = normalize(self.movedir) * (dist / flighttime);
 126                 self.movedir_z = flighttime * grav;
 127         }
 128         else
 129                 flighttime = 0;
 130
 131         // calculate the destination and spawn a teleporter waypoint
 132         e = spawn();
 133         setorigin(e, org);
 134         setsize(e, PL_MIN, PL_MAX);
 135         e.velocity = self.movedir;
 136         tracetoss(e, e);
 137         self.dest = trace_endpos;
 138         remove(e);
 139
 140         waypoint_spawnforteleporter(self, self.dest, flighttime);
 141 };
 142
 143 void() trigger_push =
 144 {
 145         if (self.angles != '0 0 0')
 146                 SetMovedir ();
 147
 148         self.solid = SOLID_TRIGGER;
 149         setmodel (self, self.model);
 150         self.movetype = MOVETYPE_NONE;
 151         self.modelindex = 0;
 152         self.model = "";
 153
 154         self.touch = trigger_push_touch;
 155
 156         // normal push setup
 157         if (!self.speed)
 158                 self.speed = 1000;
 159         self.movedir = self.movedir * self.speed * 10;
 160
 161         // this must be called to spawn the teleport waypoints for bots
 162         self.think = trigger_push_findtarget;
 163         self.nextthink = time + 0.2;
 164 };
 165
 166 void() target_push = {};
 167 void() info_notnull = {};
 168 void() target_position = {};