animdecide.qc

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#include "animdecide.qh"
 
#if defined(CSQC)
    #include <common/monsters/_mod.qh>
#elif defined(MENUQC)
#elif defined(SVQC)
    #include <common/monsters/_mod.qh>
    #include <common/stats.qh>
    #include <common/util.qh>
    #include <common/weapons/_all.qh>
#endif
 
bool monsters_animoverride(entity this)
{
    Monster monster_id = NULL;
    FOREACH(Monsters, it != MON_Null && it.m_model.model_str() == this.model, {
        monster_id = it;
        break;
    });
 
    if(!monster_id) { return false; }
 
    monster_id.mr_anim(monster_id, this);
 
    vector none = '0 0 0';
    this.anim_duckwalk = this.anim_walk;
    this.anim_duckjump = animfixfps(this, '5 1 10', none);
    this.anim_duckidle = this.anim_idle;
    this.anim_jump = animfixfps(this, '8 1 10', none);
    this.anim_taunt = animfixfps(this, '12 1 0.33', none);
    this.anim_runbackwards = this.anim_run;
    this.anim_strafeleft = this.anim_run;
    this.anim_straferight = this.anim_run;
    this.anim_forwardright = this.anim_run;
    this.anim_forwardleft = this.anim_run;
    this.anim_backright = this.anim_run;
    this.anim_backleft  = this.anim_run;
    this.anim_duckwalkbackwards = this.anim_walk;
    this.anim_duckwalkstrafeleft = this.anim_walk;
    this.anim_duckwalkstraferight = this.anim_walk;
    this.anim_duckwalkforwardright = this.anim_walk;
    this.anim_duckwalkforwardleft = this.anim_walk;
    this.anim_duckwalkbackright = this.anim_walk;
    this.anim_duckwalkbackleft  = this.anim_walk;
 
    // these anims ought to stay until stopped explicitly by weaponsystem
    this.anim_shoot_z = 0.001;
    this.anim_melee_z = 0.001;
 
    return true;
}
 
void animdecide_load_if_needed(entity e)
{
    int mdlidx = e.modelindex;
    if (mdlidx == e.animdecide_modelindex) return;
    e.animdecide_modelindex = mdlidx;
 
    if(substring(e.model, 0, 16) == "models/monsters/")
    {
        if(monsters_animoverride(e))
            return;
    }
 
#define ANIM_VEC(a, frames, rate) anim_vec(ANIM_##a, mdlidx, frames, rate)
 
    vector none = '0 0 0';
    e.anim_die1 = animfixfps(e, ANIM_VEC(die1, 1, 0.5), none); // 2 seconds
    e.anim_die2 = animfixfps(e, ANIM_VEC(die2, 1, 0.5), none); // 2 seconds
    e.anim_draw = animfixfps(e, ANIM_VEC(draw, 1, 3), none);
    e.anim_duckwalk = animfixfps(e, ANIM_VEC(duckwalk, 1, 1), none);
    e.anim_duckjump = animfixfps(e, ANIM_VEC(duckjump, 1, 10), none);
    e.anim_duckidle = animfixfps(e, ANIM_VEC(duckidle, 1, 1), none);
    e.anim_idle = animfixfps(e, ANIM_VEC(idle, 1, 1), none);
    e.anim_jump = animfixfps(e, ANIM_VEC(jump, 1, 10), none);
    e.anim_pain1 = animfixfps(e, ANIM_VEC(pain1, 1, 2), none); // 0.5 seconds
    e.anim_pain2 = animfixfps(e, ANIM_VEC(pain2, 1, 2), none); // 0.5 seconds
    e.anim_shoot = animfixfps(e, ANIM_VEC(shoot, 1, 5), none); // analyze models and set framerate
    e.anim_taunt = animfixfps(e, ANIM_VEC(taunt, 1, 0.33), none);
    e.anim_run = animfixfps(e, ANIM_VEC(run, 1, 1), none);
    e.anim_runbackwards = animfixfps(e, ANIM_VEC(runbackwards, 1, 1), none);
    e.anim_strafeleft = animfixfps(e, ANIM_VEC(strafeleft, 1, 1), none);
    e.anim_straferight = animfixfps(e, ANIM_VEC(straferight, 1, 1), none);
    e.anim_forwardright = animfixfps(e, ANIM_VEC(forwardright, 1, 1), ANIM_VEC(straferight, 1, 1));
    e.anim_forwardleft = animfixfps(e, ANIM_VEC(forwardleft, 1, 1), ANIM_VEC(strafeleft, 1, 1));
    e.anim_backright = animfixfps(e, ANIM_VEC(backright, 1, 1), ANIM_VEC(straferight, 1, 1));
    e.anim_backleft  = animfixfps(e, ANIM_VEC(backleft , 1, 1), ANIM_VEC(strafeleft, 1, 1));
    e.anim_melee = animfixfps(e, ANIM_VEC(melee, 1, 1), ANIM_VEC(shoot, 1, 1));
    e.anim_duckwalkbackwards = animfixfps(e, ANIM_VEC(duckwalkbackwards, 1, 1), ANIM_VEC(duckwalk, 1, 1));
    e.anim_duckwalkstrafeleft = animfixfps(e, ANIM_VEC(duckwalkstrafeleft, 1, 1), ANIM_VEC(duckwalk, 1, 1));
    e.anim_duckwalkstraferight = animfixfps(e, ANIM_VEC(duckwalkstraferight, 1, 1), ANIM_VEC(duckwalk, 1, 1));
    e.anim_duckwalkforwardright = animfixfps(e, ANIM_VEC(duckwalkforwardright, 1, 1), ANIM_VEC(duckwalk, 1, 1));
    e.anim_duckwalkforwardleft = animfixfps(e, ANIM_VEC(duckwalkforwardleft, 1, 1), ANIM_VEC(duckwalk, 1, 1));
    e.anim_duckwalkbackright = animfixfps(e, ANIM_VEC(duckwalkbackright, 1,  1), ANIM_VEC(duckwalk, 1, 1));
    e.anim_duckwalkbackleft  = animfixfps(e, ANIM_VEC(duckwalkbackleft , 1,  1), ANIM_VEC(duckwalk, 1, 1));
 
#undef ANIM_VEC
 
    // these anims ought to stay until stopped explicitly by weaponsystem
    e.anim_shoot_z = 0.001;
    e.anim_melee_z = 0.001;
}
 
const float ANIMPRIO_IDLE = 0;
const float ANIMPRIO_ACTIVE = 1;
const float ANIMPRIO_CROUCH = 2;
const float ANIMPRIO_DEAD = 3;
 
vector animdecide_getupperanim(entity e)
{
    // death etc.
    if(e.anim_state & ANIMSTATE_FROZEN)
        return vec3(e.anim_idle.x, e.anim_time, ANIMPRIO_DEAD);
    if(e.anim_state & ANIMSTATE_DEAD1)
        return vec3(e.anim_die1_x, e.anim_time, ANIMPRIO_DEAD);
    if(e.anim_state & ANIMSTATE_DEAD2)
        return vec3(e.anim_die2_x, e.anim_time, ANIMPRIO_DEAD);
 
    // is there an action?
    vector outframe = '-1 0 0';
    float t, a;
    if(e.anim_upper_time >= e.anim_upper_implicit_time)
    {
        a = e.anim_upper_action;
        t = e.anim_upper_time;
    }
    else
    {
        a = e.anim_upper_implicit_action;
        t = e.anim_upper_implicit_time;
    }
    switch(a)
    {
        case ANIMACTION_DRAW: outframe = e.anim_draw; break;
        case ANIMACTION_PAIN1: outframe = e.anim_pain1; break;
        case ANIMACTION_PAIN2: outframe = e.anim_pain2; break;
        case ANIMACTION_SHOOT: outframe = e.anim_shoot; break;
        case ANIMACTION_TAUNT: outframe = e.anim_taunt; break;
        case ANIMACTION_MELEE: outframe = e.anim_melee; break;
    }
    if(outframe.x >= 0)
    {
        if(time <= t + outframe.y / outframe.z)
        {
            // animation is running!
            return vec3(outframe.x, t, ANIMPRIO_ACTIVE);
        }
    }
    // or, decide the anim by state
    t = max(e.anim_time, e.anim_implicit_time);
    // but all states are for lower body!
    return vec3(e.anim_idle.x, t, ANIMPRIO_IDLE);
}
 
vector animdecide_getloweranim(entity e)
{
    // death etc.
    if(e.anim_state & ANIMSTATE_FOLLOW)
        return vec3(((e.anim_state & ANIMSTATE_DUCK) ? e.anim_duckidle_x : e.anim_idle_x), e.anim_time, ANIMPRIO_DEAD); // dead priority so it's above all
    if(e.anim_state & ANIMSTATE_FROZEN)
        return vec3(e.anim_idle.x, e.anim_time, ANIMPRIO_DEAD);
    if(e.anim_state & ANIMSTATE_DEAD1)
        return vec3(e.anim_die1_x, e.anim_time, ANIMPRIO_DEAD);
    if(e.anim_state & ANIMSTATE_DEAD2)
        return vec3(e.anim_die2_x, e.anim_time, ANIMPRIO_DEAD);
 
    // is there an action?
    vector outframe = '-1 0 0';
    float t, a;
    if(e.anim_lower_time >= e.anim_lower_implicit_time)
    {
        a = e.anim_lower_action;
        t = e.anim_lower_time;
    }
    else
    {
        a = e.anim_lower_implicit_action;
        t = e.anim_lower_implicit_time;
    }
    switch(a)
    {
        case ANIMACTION_JUMP: if(e.anim_implicit_state & ANIMIMPLICITSTATE_INAIR) { if(e.anim_state & ANIMSTATE_DUCK) outframe = e.anim_duckjump; else outframe = e.anim_jump; } break;
    }
    if(outframe.x >= 0)
    {
        if(time <= t + outframe.y / outframe.z)
        {
            // animation is running!
            return vec3(outframe.x, t, ANIMPRIO_ACTIVE);
        }
    }
    // or, decide the anim by state
    t = max(e.anim_time, e.anim_implicit_time);
    if(e.anim_state & ANIMSTATE_DUCK)
    {
        if(e.anim_implicit_state & ANIMIMPLICITSTATE_INAIR)
            return vec3(e.anim_duckjump.x, 0, ANIMPRIO_CROUCH); // play the END of the jump anim
        else switch(e.anim_implicit_state & (ANIMIMPLICITSTATE_FORWARD | ANIMIMPLICITSTATE_BACKWARDS | ANIMIMPLICITSTATE_LEFT | ANIMIMPLICITSTATE_RIGHT))
        {
            case ANIMIMPLICITSTATE_FORWARD:
                return vec3(e.anim_duckwalk.x, t, ANIMPRIO_CROUCH);
            case ANIMIMPLICITSTATE_BACKWARDS:
                return vec3(e.anim_duckwalkbackwards.x, t, ANIMPRIO_CROUCH);
            case ANIMIMPLICITSTATE_RIGHT:
                return vec3(e.anim_duckwalkstraferight.x, t, ANIMPRIO_CROUCH);
            case ANIMIMPLICITSTATE_LEFT:
                return vec3(e.anim_duckwalkstrafeleft.x, t, ANIMPRIO_CROUCH);
            case ANIMIMPLICITSTATE_FORWARD | ANIMIMPLICITSTATE_RIGHT:
                return vec3(e.anim_duckwalkforwardright.x, t, ANIMPRIO_CROUCH);
            case ANIMIMPLICITSTATE_FORWARD | ANIMIMPLICITSTATE_LEFT:
                return vec3(e.anim_duckwalkforwardleft.x, t, ANIMPRIO_CROUCH);
            case ANIMIMPLICITSTATE_BACKWARDS | ANIMIMPLICITSTATE_RIGHT:
                return vec3(e.anim_duckwalkbackright.x, t, ANIMPRIO_CROUCH);
            case ANIMIMPLICITSTATE_BACKWARDS | ANIMIMPLICITSTATE_LEFT:
                return vec3(e.anim_duckwalkbackleft.x, t, ANIMPRIO_CROUCH);
        }
        return vec3(e.anim_duckidle.x, t, ANIMPRIO_CROUCH);
    }
    else
    {
        if(e.anim_implicit_state & ANIMIMPLICITSTATE_INAIR)
            return vec3(e.anim_jump.x, 0, ANIMPRIO_ACTIVE); // play the END of the jump anim
        else switch(e.anim_implicit_state & (ANIMIMPLICITSTATE_FORWARD | ANIMIMPLICITSTATE_BACKWARDS | ANIMIMPLICITSTATE_LEFT | ANIMIMPLICITSTATE_RIGHT))
        {
            case ANIMIMPLICITSTATE_FORWARD:
                return vec3(e.anim_run.x, t, ANIMPRIO_ACTIVE);
            case ANIMIMPLICITSTATE_BACKWARDS:
                return vec3(e.anim_runbackwards.x, t, ANIMPRIO_ACTIVE);
            case ANIMIMPLICITSTATE_RIGHT:
                return vec3(e.anim_straferight.x, t, ANIMPRIO_ACTIVE);
            case ANIMIMPLICITSTATE_LEFT:
                return vec3(e.anim_strafeleft.x, t, ANIMPRIO_ACTIVE);
            case ANIMIMPLICITSTATE_FORWARD | ANIMIMPLICITSTATE_RIGHT:
                return vec3(e.anim_forwardright.x, t, ANIMPRIO_ACTIVE);
            case ANIMIMPLICITSTATE_FORWARD | ANIMIMPLICITSTATE_LEFT:
                return vec3(e.anim_forwardleft.x, t, ANIMPRIO_ACTIVE);
            case ANIMIMPLICITSTATE_BACKWARDS | ANIMIMPLICITSTATE_RIGHT:
                return vec3(e.anim_backright.x, t, ANIMPRIO_ACTIVE);
            case ANIMIMPLICITSTATE_BACKWARDS | ANIMIMPLICITSTATE_LEFT:
                return vec3(e.anim_backleft.x, t, ANIMPRIO_ACTIVE);
        }
        return vec3(e.anim_idle.x, t, ANIMPRIO_IDLE);
    }
    // can't get here
    //return vec3(e.anim_idle.x, t, ANIMPRIO_IDLE);
}
 
void animdecide_setimplicitstate(entity e, float onground)
{
    int s = 0;
 
    makevectors(e.angles);
    vector v;
    v.x = e.velocity * v_forward;
    v.y = e.velocity * v_right;
    v.z = 0;
 
    // we want to match like this:
    // the 8 directions shall be "evenly spaced"
    // that means, the forward key includes anything from -67.5 to +67.5 degrees
    // which then means x > |y| * cot(3pi/8)
    //
    // BUT, the engine's clip-movement-to-keyboard function uses 0.5 here,
    // which would be an angle range from -63.43 to +63.43 degrees, making
    // it slightly less likely to "hit two keys at once", so let's do this
    // here too
 
    if(vdist(v, >, 10))
    {
        if(v.x >  fabs(v.y) * 0.5)
            s |= ANIMIMPLICITSTATE_FORWARD;
        if(v.x < -fabs(v.y) * 0.5)
            s |= ANIMIMPLICITSTATE_BACKWARDS;
        if(v.y >  fabs(v.x) * 0.5)
            s |= ANIMIMPLICITSTATE_RIGHT;
        if(v.y < -fabs(v.x) * 0.5)
            s |= ANIMIMPLICITSTATE_LEFT;
    }
    if(!onground)
        s |= ANIMIMPLICITSTATE_INAIR;
 
    // detect some kinds of otherwise misdetected jumps (ground to air transition)
    // NOTE: currently, in CSQC this is the only jump detection, as the explicit jump action is never called!
    if(!(e.anim_implicit_state & ANIMIMPLICITSTATE_INAIR) && (s & ANIMIMPLICITSTATE_INAIR))
    {
        e.anim_lower_implicit_action = ANIMACTION_JUMP;
        e.anim_lower_implicit_time = time;
    }
 
    if(s != e.anim_implicit_state)
    {
        e.anim_implicit_state = s;
        e.anim_implicit_time = time;
    }
}
void animdecide_setframes(entity e, float support_blending, .float fld_frame, .float fld_frame1time, .float fld_frame2, .float fld_frame2time)
{
    // _x: frame
    // _y: start time
    // _z: priority
    vector upper = animdecide_getupperanim(e);
    vector lower = animdecide_getloweranim(e);
    //print("UPPER: ", vtos(upper), ", LOWER: ", vtos(lower), "\n");
    if(support_blending)
    {
        if(upper.z && !lower.z)
            lower = upper;
        else if(lower.z && !upper.z)
            upper = lower;
        if(e.frame1time != upper.y || e.frame2time != lower.y)
            BITXOR_ASSIGN(e.effects, EF_RESTARTANIM_BIT);
        e.(fld_frame) = upper.x;
        e.(fld_frame1time) = upper.y;
        e.(fld_frame2) = lower.x;
        e.(fld_frame2time) = lower.y;
    }
    else
    {
        if(upper.z > lower.z)
            lower = upper;
        else if(lower.z > upper.z)
            upper = lower;
        if(e.frame1time != upper.y)
            BITXOR_ASSIGN(e.effects, EF_RESTARTANIM_BIT);
        e.(fld_frame) = upper.x;
        e.(fld_frame1time) = upper.y;
    }
}
 
void animdecide_setstate(entity e, int newstate, float restart)
{
    if(!restart)
        if(newstate == e.anim_state)
            return;
    e.anim_state = newstate;
    e.anim_time = time;
}
void animdecide_setaction(entity e, float action, float restart)
{
    if(action < 0)
    {
        if(!restart)
            if(action == e.anim_lower_action)
                return;
        e.anim_lower_action = action;
        e.anim_lower_time = time;
    }
    else
    {
        if(!restart)
            if(action == e.anim_upper_action)
                return;
        e.anim_upper_action = action;
        e.anim_upper_time = time;
    }
}