integer TIME_STEPS = 5;
float SPEED_THRESHOLD = 0.9;
string SHIELD_TEXTURE = "PlayerShield";
string TRANS_TEXTURE = "transparent";
string HIT_SOUND = "ArmorHit2";

// Globals
integer giCurrentStep;
float gfStepSize;
integer gbFading;

default
{
state_entry()
{
llSetTexture( "transparent", ALL_SIDES );
llSetTextureAnim( ANIM_ON | ROTATE | LOOP, ALL_SIDES, 1, 1, 2, TWO_PI, 20 );
// llSetTextureAnim( FALSE, 0,0,0,0,0,0 );
llSetAlpha( 1.0, ALL_SIDES );
gfStepSize = (float)1 / (float)TIME_STEPS;
gbFading = FALSE;
}

collision_start( integer num )
{
integer i;
vector vVelocity;
vector vCurPos = llGetPos();

for ( i=0; i < num; i++ )
{
vVelocity = llDetectedVel(i);
if ( llVecMag(vVelocity) > SPEED_THRESHOLD )
{
llSetForce(<0,0,0>, FALSE);
llMoveToTarget(vCurPos, 0.1);
llPushObject( llDetectedKey(i), -1.9 * vVelocity, <0,1,0>, FALSE );
llTriggerSound( HIT_SOUND, 0.5 );
gbFading = FALSE;
}
}
llSetTimerEvent(0.1);
}

timer()
{
if ( FALSE == gbFading )
{
llSetTexture( SHIELD_TEXTURE, ALL_SIDES );
gbFading = TRUE;
giCurrentStep = TIME_STEPS;
}

llSetAlpha( gfStepSize * giCurrentStep--, ALL_SIDES );

if ( giCurrentStep == 0 )
{
llSetTexture( TRANS_TEXTURE, ALL_SIDES );
llSetAlpha( 1.0, ALL_SIDES );
llSetTimerEvent(0.0);
llStopMoveToTarget();
}
}
}