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/*
ObjectFade Rule
Author: Caesar
Removes unused objects. Like Hazard-Arena.
TODO:
Use ChangeEffect properly to save calls
*/
local fade_time = 18;
public func Activate(int by_plr)
{
MessageWindow(this.Description, by_plr);
return true;
}
public func DoFadeTime(int to_add)
{
fade_time += to_add;
return;
}
protected func Initialize()
{
if(ObjectCount(Find_ID(Rule_ObjectFade), Find_Exclude(this))) {
FindObject(Find_ID(Rule_ObjectFade), Find_Exclude(this))->DoFadeTime(36);
return RemoveObject();
}
AddTimer("Timer");
}
protected func Timer()
{
for (var fade in FindObjects(Find_Category(C4D_Object), Find_NoContainer(), Find_Not(Find_OCF(OCF_HitSpeed1))))
{
if (!CheckFadeConditions(fade)) continue;
if (GetEffect("IntFadeOut*", fade)) continue;
AddEffect("IntFadeOutCandidate", fade, 1, 36, this, Rule_ObjectFade);
}
}
public func FxIntFadeOutCandidateTimer(object target, effect, int time)
{
// Re-check condition a few times
if (!CheckFadeConditions(target)) return FX_Execute_Kill;
if (time > 300)
{
// OK - now fade out
AddEffect("IntFadeOut", target, 100, 1, this, Rule_ObjectFade);
return FX_Execute_Kill;
}
return FX_OK;
}
public func FadeOutObject(object target)
{
// Definition or hooked call: Fade out an object (even if rule is not active)
return AddEffect("IntFadeOut", target, 100, 1, nil, Rule_ObjectFade);
}
func CheckFadeConditions(object fade)
{
// Moving objects should not.
// Allow small movement because engine physics bug sometimes cause objects to wiggle forever
if (Distance(fade->GetXDir(), fade->GetYDir()) > 4) return false;
// No InEarth objects
if (fade->GBackSolid()) return false;
// No objects that explicitely want to stay
if (fade->~HasNoFadeOut()) return false;
// Not if picked up
if (fade->Contained()) return false;
// Fade out OK
return true;
}
public func FxIntFadeOutStart(object target, effect)
{
effect.x = target->GetX();
effect.y = target->GetY();
effect.color = target->GetClrModulation() & 0x00ffffff; //Safe pure rgb
effect.alpha = target->GetClrModulation() >> 24 & 255; //Safe alpha
}
public func FxIntFadeOutTimer(object target, effect, int time)
{
if (time < fade_time * 2/3)
return;
if (!(target->Contained()) && effect.x == target->GetX() && effect.y == target->GetY())
{
if(time >= fade_time)
{
target->RemoveObject();
return -1;
}
}
else
{
target->SetClrModulation(effect.alpha << 24 | effect.color);
return -1;
}
target->SetClrModulation(((fade_time - time) * effect.alpha / (fade_time/3)) << 24 | effect.color);
return 1;
}
public func FxIntFadeOutTimerEffect(string new_effect_name)
{
if (new_effect_name == "IntFadeOut")
return -1;
}
local Name = "Object Fade";
local Description = "$Description$";
local Visibility = VIS_Editor;
local EditorPlacementLimit = 1; // Rules are to be placed only once
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