doublejump.qc

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#include "doublejump.qh"

#ifdef GAMEQC
#ifdef SVQC
    #include <server/antilag.qh>
#endif
#include <common/physics/player.qh>

#ifdef SVQC
REGISTER_MUTATOR(doublejump, autocvar_sv_doublejump);
#elif defined(CSQC)
REGISTER_MUTATOR(doublejump, true);
#endif

#define PHYS_DOUBLEJUMP(s)                     STAT(DOUBLEJUMP, s)


MUTATOR_HOOKFUNCTION(doublejump, PlayerJump)
{
    entity player = M_ARGV(0, entity);

    if (PHYS_DOUBLEJUMP(player))
    {
        tracebox(player.origin + '0 0 0.01', player.mins, player.maxs, player.origin - '0 0 0.01', MOVE_NORMAL, player);
        if (trace_fraction < 1 && trace_plane_normal_z > 0.7)
        {
            M_ARGV(2, bool) = true;

            // we MUST clip velocity here!
            float f = player.velocity * trace_plane_normal;
            if (f < 0)
                player.velocity -= f * trace_plane_normal;
        }
    }
}
#endif