#ifndef SV_TURRETS_H
#define SV_TURRETS_H

// turret fields
.float ticrate; // interal ai think rate
.vector aim_idle; // where to aim while idle
.entity tur_head; // top part of the turret
.entity tur_defend; // defend this entity
.vector tur_shotorg; // shot origin
.vector tur_aimpos; // aiming location
.float tur_impacttime; // predicted projectile impact time
.entity tur_impactent; // entity the projectile hit
.float tur_dist_enemy; // distance to enemy
.float tur_dist_aimpos; // distance to aim location
.float tur_dist_impact_to_aimpos; // distance impact<->aim
.float volly_counter; // decrement counter from .shot_volly to 0

.float shot_refire; // attack refire
.float shot_speed; // projectile speed
.float shot_spread; // inaccuracy
.float shot_dmg; // core damage of projectile
.float shot_radius; // projectile damage radius
.float shot_force; // projectile damage force
.float shot_volly; // smaller than 1 = shoot # times at target
.float shot_volly_refire; // refire after completed volly

.float target_range;
.float target_range_min;
.float target_range_optimal;

.float target_select_rangebias;
.float target_select_samebias;
.float target_select_anglebias;
.float target_select_missilebias;
.float target_select_playerbias;
.float target_select_time; // last time turret had a valid target
.float target_validate_time; // throttle re-validation of current target

.float aim_firetolerance_dist;
.float aim_speed;
.float aim_maxpitch;
.float aim_maxrotate;

.float ammo; // current ammo
.float ammo_recharge; // recharge rate
.float ammo_max; // maximum ammo

.vector idle_aim;

/// Map time control over pain inflicted
.float turret_scale_damage;
/// Map time control targetting range
.float turret_scale_range;
/// Map time control refire
.float turret_scale_refire;
/// Map time control ammo held and recharged
.float turret_scale_ammo;
/// Map time control aim speed
.float turret_scale_aim;
/// Map time control health
.float turret_scale_health;
/// Map time control respawn time
.float turret_scale_respawn;

// tracking type
.float track_type;
const float TFL_TRACKTYPE_STEPMOTOR = 1; // hard angle increments, ugly for fast turning with best accuracy
const float TFL_TRACKTYPE_FLUIDPRECISE = 2; // smooth absolute movement, looks OK with fair accuracy
const float TFL_TRACKTYPE_FLUIDINERTIA = 3; // simulated inertia ("wobbly" mode), worst accuracy, depends on below flags
.float track_accel_pitch;
.float track_accel_rotate;
.float track_blendrate;

void() turret_respawn;

/// updates aim org, shot org, shot dir and enemy org for selected turret
void turret_do_updates(entity e_turret);
.vector tur_shotdir_updated;

.float() turret_firecheckfunc; // TODO: deprecate!

/// Function to use for target evaluation. usualy turret_targetscore_generic
.float(entity _turret, entity _target) turret_score_target;

.float(entity e_target,entity e_sender) turret_addtarget;

.entity pathcurrent;

float turret_count;

// debugging
// Uncomment below to enable various debug output.
//#define TURRET_DEBUG
//#define TURRET_DEBUG_TARGETVALIDATE
//#define TURRET_DEBUG_TARGETSELECT
#ifdef TURRET_DEBUG
.float tur_debug_dmg_t_h; // total damage that hit something (can be more than tur_debug_dmg_t_f since it should count radius damage)
.float tur_debug_dmg_t_f; // total damage
.float tur_debug_start; // turret initialization time
.float tur_debug_tmr1; // random timer
.float tur_debug_tmr2; // random timer
.float tur_debug_tmr3; // random timer
.vector tur_debug_rvec; // random vector
#endif

// aiming
vector tvt_thadv; // turret head angle diff vector, updated by a successful call to turret_validate_target
vector tvt_tadv; // turret angle diff vector, updated by a successful call to turret_validate_target
float tvt_thadf; // turret head angle diff float, updated by a successful call to turret_validate_target
float tvt_tadf; // turret angle diff float, updated by a successful call to turret_validate_target
float tvt_dist; // turret distance, updated by a successful call to turret_validate_target

#endif