multijump.qc

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#include "multijump.qh"

#ifdef GAMEQC

REPLICATE(cvar_cl_multijump, bool, "cl_multijump");

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


#if defined(SVQC)
REGISTER_MUTATOR(multijump, autocvar_g_multijump);
#elif defined(CSQC)
REGISTER_MUTATOR(multijump, true);
#endif

#define PHYS_MULTIJUMP(s)               STAT(MULTIJUMP, s)
#define PHYS_MULTIJUMP_SPEED(s)         STAT(MULTIJUMP_SPEED, s)
#define PHYS_MULTIJUMP_ADD(s)           STAT(MULTIJUMP_ADD, s)
#define PHYS_MULTIJUMP_MAXSPEED(s)      STAT(MULTIJUMP_MAXSPEED, s)
#define PHYS_MULTIJUMP_DODGING(s)       STAT(MULTIJUMP_DODGING, s)
#define PHYS_MULTIJUMP_COUNT(s)         STAT(MULTIJUMP_COUNT, s)
#define PHYS_MULTIJUMP_CLIENTDEFAULT(s) STAT(MULTIJUMP_CLIENT, s)

.bool multijump_ready;

#ifdef CSQC
int autocvar_cl_multijump = -1;
    #define PHYS_MULTIJUMP_CLIENT(s)    autocvar_cl_multijump
#elif defined(SVQC)
    #define PHYS_MULTIJUMP_CLIENT(s)    CS_CVAR(s).cvar_cl_multijump
#endif

MUTATOR_HOOKFUNCTION(multijump, PlayerPhysics)
{
    entity player = M_ARGV(0, entity);

#ifdef CSQC
    player.multijump_count = PHYS_MULTIJUMP_COUNT(player);
#endif
    if(!PHYS_MULTIJUMP(player)) { return; }

    if(IS_ONGROUND(player))
        player.multijump_count = 0;
}

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

    if(!PHYS_MULTIJUMP(player)) { return; }

    int client_multijump = PHYS_MULTIJUMP_CLIENT(player);
    if(client_multijump == -1)
        client_multijump = PHYS_MULTIJUMP_CLIENTDEFAULT(player);
    if(client_multijump > 1)
        return; // nope

    if (!IS_JUMP_HELD(player) && !IS_ONGROUND(player) && client_multijump) // jump button pressed this frame and we are in midair
        player.multijump_ready = true;  // this is necessary to check that we released the jump button and pressed it again
    else
        player.multijump_ready = false;

    int phys_multijump = PHYS_MULTIJUMP(player);

    if(!M_ARGV(2, bool) && player.multijump_ready && (PHYS_MULTIJUMP_COUNT(player) < phys_multijump || phys_multijump == -1) && player.velocity_z > PHYS_MULTIJUMP_SPEED(player) &&
        (!PHYS_MULTIJUMP_MAXSPEED(player) || vdist(player.velocity, <=, PHYS_MULTIJUMP_MAXSPEED(player))))
    {
        if (PHYS_MULTIJUMP(player))
        {
            if (!PHYS_MULTIJUMP_ADD(player)) // in this case we make the z velocity == jumpvelocity
            {
                if (player.velocity_z < PHYS_JUMPVELOCITY(player))
                {
                    M_ARGV(2, bool) = true;
                    player.velocity_z = 0;
                }
            }
            else
                M_ARGV(2, bool) = true;

            if(M_ARGV(2, bool))
            {
                if(PHYS_MULTIJUMP_DODGING(player))
                if(PHYS_CS(player).movement_x != 0 || PHYS_CS(player).movement_y != 0) // don't remove all speed if player isnt pressing any movement keys
                {
                    float curspeed;
                    vector wishvel, wishdir;

/*#ifdef SVQC
                    curspeed = max(
                        vlen(vec2(player.velocity)), // current xy speed
                        vlen(vec2(antilag_takebackavgvelocity(player, max(player.lastteleporttime + sys_frametime, time - 0.25), time))) // average xy topspeed over the last 0.25 secs
                    );
#elif defined(CSQC)*/
                    curspeed = vlen(vec2(player.velocity));
//#endif

                    makevectors(player.v_angle_y * '0 1 0');
                    wishvel = v_forward * PHYS_CS(player).movement_x + v_right * PHYS_CS(player).movement_y;
                    wishdir = normalize(wishvel);

                    player.velocity_x = wishdir_x * curspeed; // allow "dodging" at a multijump
                    player.velocity_y = wishdir_y * curspeed;
                    // keep velocity_z unchanged!
                }
                if (PHYS_MULTIJUMP(player) > 0)
                {
                    player.multijump_count += 1;
                }
            }
        }
        player.multijump_ready = false; // require releasing and pressing the jump button again for the next jump
    }
}

#ifdef SVQC

MUTATOR_HOOKFUNCTION(multijump, BuildMutatorsString)
{
    M_ARGV(0, string) = strcat(M_ARGV(0, string), ":multijump");
}

MUTATOR_HOOKFUNCTION(multijump, BuildMutatorsPrettyString)
{
    M_ARGV(0, string) = strcat(M_ARGV(0, string), ", Multi jump");
}

#endif

#endif