qcsrc/common/mutators/mutator/doublejump/doublejump.qc

   1 #ifdef IMPLEMENTATION
   2 #ifdef SVQC
   3         #include <server/antilag.qh>
   4 #endif
   5 #include <common/physics/player.qh>
   6
   7 #ifdef SVQC
   8 REGISTER_MUTATOR(doublejump, autocvar_sv_doublejump);
   9 #elif defined(CSQC)
  10 REGISTER_MUTATOR(doublejump, true);
  11 #endif
  12
  13 #define PHYS_DOUBLEJUMP(s)                     STAT(DOUBLEJUMP, s)
  14
  15
  16 MUTATOR_HOOKFUNCTION(doublejump, PlayerJump)
  17 {
  18     entity player = M_ARGV(0, entity);
  19
  20         if (PHYS_DOUBLEJUMP(player))
  21         {
  22                 tracebox(player.origin + '0 0 0.01', player.mins, player.maxs, player.origin - '0 0 0.01', MOVE_NORMAL, player);
  23                 if (trace_fraction < 1 && trace_plane_normal_z > 0.7)
  24                 {
  25                         M_ARGV(2, bool) = true;
  26
  27                         // we MUST clip velocity here!
  28                         float f = player.velocity * trace_plane_normal;
  29                         if (f < 0)
  30                                 player.velocity -= f * trace_plane_normal;
  31                 }
  32         }
  33 }
  34
  35 #endif