gravity.qc File Reference

#include "gravity.qh"

Include dependency graph for gravity.qc:

This graph shows which files directly or indirectly include this file:

Go to the source code of this file.

Functions
	spawnfunc (trigger_gravity)
void	trigger_gravity_check_think (entity this)
void	trigger_gravity_remove (entity own)
void	trigger_gravity_touch (entity this, entity toucher)
void	trigger_gravity_use (entity this, entity actor, entity trigger)

Variables
entity	trigger_gravity_check

Function Documentation

spawnfunc()

spawnfunc

(

trigger_gravity

)

Definition at line 91 of file gravity.qc.

{
    if(this.gravity == 1)
        return;
 
    EXACTTRIGGER_INIT;
    settouch(this, trigger_gravity_touch);
    if(this.noise != "")
        precache_sound(this.noise);
 
    this.active = ACTIVE_ACTIVE;
    this.setactive = generic_setactive;
    if(this.targetname && this.targetname != "")
    {
        // legacy use
        this.use = trigger_gravity_use;
        if(this.spawnflags & GRAVITY_START_DISABLED)
            this.active = ACTIVE_NOT;
    }
}

References active, ACTIVE_ACTIVE, ACTIVE_NOT, EXACTTRIGGER_INIT, generic_setactive(), gravity, GRAVITY_START_DISABLED, noise, precache_sound(), settouch, spawnflags, targetname, trigger_gravity_touch(), trigger_gravity_use(), and use.

trigger_gravity_check_think()

void trigger_gravity_check_think

(

entity

this

)

Definition at line 16 of file gravity.qc.

{
    // This spawns when a player enters the gravity zone and checks if they left.
    // Each frame, this.count is set to 2 by trigger_gravity_touch() and decreased by 1 here.
    // It the player has left the gravity trigger, this will be allowed to reach 0 and indicate that.
    if(this.count <= 0)
    {
        if(this.owner.trigger_gravity_check == this)
            trigger_gravity_remove(this.owner);
        else
            delete(this);
        return;
    }
    else
    {
        this.count -= 1;
        this.nextthink = time;
    }
}

References count, entity(), nextthink, owner, time, and trigger_gravity_remove().

Referenced by trigger_gravity_touch().

trigger_gravity_remove()

void trigger_gravity_remove

(

entity

own

)

Definition at line 4 of file gravity.qc.

{
    if(own.trigger_gravity_check.owner == own)
    {
        UpdateCSQCProjectile(own);
        own.gravity = own.trigger_gravity_check.gravity;
        delete(own.trigger_gravity_check);
    }
    else
        backtrace("Removing a trigger_gravity_check with no valid owner");
    own.trigger_gravity_check = NULL;
}

References backtrace, entity(), NULL, and UpdateCSQCProjectile().

Referenced by trigger_gravity_check_think(), and trigger_gravity_touch().

trigger_gravity_touch()

void trigger_gravity_touch	(	entity	this,
		entity	toucher )

Definition at line 42 of file gravity.qc.

{
    float g;
 
    if(this.active == ACTIVE_NOT)
        return;
 
    EXACTTRIGGER_TOUCH(this, toucher);
 
    g = this.gravity;
 
    if (!(this.spawnflags & GRAVITY_STICKY))
    {
        if(toucher.trigger_gravity_check)
        {
            if(this == toucher.trigger_gravity_check.enemy)
            {
                // same?
                // NOTE: see explanation in trigger_gravity_check_think
                toucher.trigger_gravity_check.count = 2; // gravity one more frame...
                return;
            }
 
            // compare prio
            if(this.cnt > toucher.trigger_gravity_check.enemy.cnt)
                trigger_gravity_remove(toucher);
            else
                return;
        }
        toucher.trigger_gravity_check = new_pure(trigger_gravity_checker);
        toucher.trigger_gravity_check.enemy = this;
        toucher.trigger_gravity_check.owner = toucher;
        toucher.trigger_gravity_check.gravity = toucher.gravity;
        setthink(toucher.trigger_gravity_check, trigger_gravity_check_think);
        toucher.trigger_gravity_check.nextthink = time;
        toucher.trigger_gravity_check.count = 2;
        if(toucher.gravity)
            g *= toucher.gravity;
    }
 
    if (toucher.gravity != g)
    {
        toucher.gravity = g;
        if(this.noise != "")
            _sound (toucher, CH_TRIGGER, this.noise, VOL_BASE, ATTEN_NORM);
        UpdateCSQCProjectile(this.owner);
    }
}

References _sound, active, ACTIVE_NOT, ATTEN_NORM, CH_TRIGGER, cnt, entity(), EXACTTRIGGER_TOUCH, gravity, GRAVITY_STICKY, new_pure, noise, owner, setthink, spawnflags, time, toucher, trigger_gravity_check_think(), trigger_gravity_remove(), UpdateCSQCProjectile(), and VOL_BASE.

Referenced by spawnfunc().

trigger_gravity_use()

void trigger_gravity_use	(	entity	this,
		entity	actor,
		entity	trigger )

Definition at line 37 of file gravity.qc.

{
    this.setactive(this, ACTIVE_TOGGLE);
}

References ACTIVE_TOGGLE, and entity().

Referenced by spawnfunc().

Variable Documentation

trigger_gravity_check

entity trigger_gravity_check

Definition at line 3 of file gravity.qc.