/*
================
idBrittleFracture::Think
================
*/
void idBrittleFracture::Think( void ) {
int i, startTime, endTime, droppedTime;
shard_t *shard;
bool atRest = true, fading = false;
// remove overdue shards
for( i = 0; i < shards.Num(); i++ ) {
droppedTime = shards[i]->droppedTime;
if( droppedTime != -1 ) {
if( gameLocal.time - droppedTime > SHARD_ALIVE_TIME ) {
RemoveShard( i );
i--;
}
fading = true;
}
}
// remove the entity when nothing is visible
if( !shards.Num() ) {
PostEventMS( &EV_Remove, 0 );
return;
}
if( thinkFlags & TH_PHYSICS ) {
startTime = gameLocal.previousTime;
endTime = gameLocal.time;
// run physics on shards
for( i = 0; i < shards.Num(); i++ ) {
shard = shards[i];
if( shard->droppedTime == -1 ) {
continue;
}
shard->physicsObj.Evaluate( endTime - startTime, endTime );
if( !shard->physicsObj.IsAtRest() ) {
atRest = false;
}
}
if( atRest ) {
BecomeInactive( TH_PHYSICS );
} else {
BecomeActive( TH_PHYSICS );
}
}
if( !atRest || bounds.IsCleared() ) {
bounds.Clear();
for( i = 0; i < shards.Num(); i++ ) {
bounds.AddBounds( shards[i]->clipModel->GetAbsBounds() );
}
}
if( fading ) {
BecomeActive( TH_UPDATEVISUALS | TH_THINK );
} else {
BecomeInactive( TH_THINK );
}
RunPhysics();
Present();
}
/*
================
idBrittleFracture::Restore
================
*/
void idBrittleFracture::Restore( idRestoreGame* savefile )
{
savefile->ReadInt( health );
savefile->Read( &fl, sizeof( fl ) );
LittleBitField( &fl, sizeof( fl ) );
// setttings
savefile->ReadMaterial( material );
savefile->ReadMaterial( decalMaterial );
savefile->ReadFloat( decalSize );
savefile->ReadFloat( maxShardArea );
savefile->ReadFloat( maxShatterRadius );
savefile->ReadFloat( minShatterRadius );
savefile->ReadFloat( linearVelocityScale );
savefile->ReadFloat( angularVelocityScale );
savefile->ReadFloat( shardMass );
savefile->ReadFloat( density );
savefile->ReadFloat( friction );
savefile->ReadFloat( bouncyness );
savefile->ReadString( fxFracture );
// state
savefile->ReadBounds( bounds );
savefile->ReadBool( disableFracture );
savefile->ReadInt( lastRenderEntityUpdate );
savefile->ReadBool( changed );
savefile->ReadModel( defaultRenderModel );
// Reset all brittle Fractures so we can re-break them if necessary
fl.takedamage = true;
CreateFractures( defaultRenderModel );
FindNeighbours();
int numEvents = 0;
bool resolveBreaks = false;
savefile->ReadInt( numEvents );
for( int i = 0; i < numEvents; i++ )
{
fractureEvent_s restoredEvent;
savefile->ReadInt( restoredEvent.eventType );
savefile->ReadVec3( restoredEvent.point );
savefile->ReadVec3( restoredEvent.vector );
if( restoredEvent.eventType == EVENT_PROJECT_DECAL )
{
ProjectDecal( restoredEvent.point, restoredEvent.vector, gameLocal.time, NULL );
}
else
{
Shatter( restoredEvent.point, restoredEvent.vector, gameLocal.time );
}
resolveBreaks = true;
}
// remove any dropped shards
for( int i = 0; resolveBreaks && i < shards.Num(); i++ )
{
if( shards[i]->droppedTime != -1 )
{
RemoveShard( i );
i--;
}
}
renderEntity.hModel = renderModelManager->AllocModel();
renderEntity.hModel->InitEmpty( brittleFracture_SnapshotName );
renderEntity.callback = idBrittleFracture::ModelCallback;
renderEntity.noShadow = true;
renderEntity.noSelfShadow = true;
renderEntity.noDynamicInteractions = false;
savefile->ReadBool( isXraySurface );
}
