FByteBulkData* USoundWave::GetCompressedData(FName Format)
{
if (IsTemplate() || IsRunningDedicatedServer())
{
return NULL;
}
bool bContainedData = CompressedFormatData.Contains(Format);
FByteBulkData* Result = &CompressedFormatData.GetFormat(Format);
if (!bContainedData)
{
if (!FPlatformProperties::RequiresCookedData() && GetDerivedDataCache())
{
TArray<uint8> OutData;
FDerivedAudioDataCompressor* DeriveAudioData = new FDerivedAudioDataCompressor(this, Format);
GetDerivedDataCacheRef().GetSynchronous(DeriveAudioData, OutData);
if (OutData.Num())
{
Result->Lock(LOCK_READ_WRITE);
FMemory::Memcpy(Result->Realloc(OutData.Num()), OutData.GetData(), OutData.Num());
Result->Unlock();
}
}
else
{
UE_LOG(LogAudio, Error, TEXT("Attempt to access the DDC when there is none available on sound '%s', format = %s. Should have been cooked."), *GetFullName(), *Format.ToString());
}
}
check(Result);
return Result->GetBulkDataSize() > 0 ? Result : NULL; // we don't return empty bulk data...but we save it to avoid thrashing the DDC
}
FByteBulkData* UNavCollision::GetCookedData(FName Format)
{
if (IsTemplate())
{
return NULL;
}
bool bContainedData = CookedFormatData.Contains(Format);
FByteBulkData* Result = &CookedFormatData.GetFormat(Format);
if (!bContainedData)
{
if (FPlatformProperties::RequiresCookedData())
{
UE_LOG(LogNavigation, Fatal, TEXT("Attempt to build nav collision data for %s when we are unable to. This platform requires cooked packages."), *GetPathName());
}
TArray<uint8> OutData;
FDerivedDataNavCollisionCooker* DerivedNavCollisionData = new FDerivedDataNavCollisionCooker(Format, this);
if (DerivedNavCollisionData->CanBuild()
&& GetDerivedDataCacheRef().GetSynchronous(DerivedNavCollisionData, OutData))
{
if (OutData.Num())
{
Result->Lock(LOCK_READ_WRITE);
FMemory::Memcpy(Result->Realloc(OutData.Num()), OutData.GetData(), OutData.Num());
Result->Unlock();
}
}
}
check(Result);
return Result->GetBulkDataSize() > 0 ? Result : NULL; // we don't return empty bulk data...but we save it to avoid thrashing the DDC
}
FByteBulkData* UBodySetup::GetCookedData(FName Format)
{
if (IsTemplate())
{
return NULL;
}
IInterface_CollisionDataProvider* CDP = Cast<IInterface_CollisionDataProvider>(GetOuter());
// If there is nothing to cook or if we are reading data from a cooked package for an asset with no collision,
// we want to return here
if ((AggGeom.ConvexElems.Num() == 0 && CDP == NULL) || !bHasCookedCollisionData)
{
return NULL;
}
FFormatContainer* UseCookedData = CookedFormatDataOverride ? CookedFormatDataOverride : &CookedFormatData;
bool bContainedData = UseCookedData->Contains(Format);
FByteBulkData* Result = &UseCookedData->GetFormat(Format);
#if WITH_PHYSX
if (!bContainedData)
{
if (FPlatformProperties::RequiresCookedData())
{
UE_LOG(LogPhysics, Error, TEXT("Attempt to build physics data for %s when we are unable to. This platform requires cooked packages."), *GetPathName());
}
if (AggGeom.ConvexElems.Num() == 0 && (CDP == NULL || CDP->ContainsPhysicsTriMeshData(bMeshCollideAll) == false))
{
return NULL;
}
#if WITH_RUNTIME_PHYSICS_COOKING || WITH_EDITOR
TArray<uint8> OutData;
FDerivedDataPhysXCooker* DerivedPhysXData = new FDerivedDataPhysXCooker(Format, this);
if (DerivedPhysXData->CanBuild())
{
#if WITH_EDITOR
GetDerivedDataCacheRef().GetSynchronous(DerivedPhysXData, OutData);
#elif WITH_RUNTIME_PHYSICS_COOKING
DerivedPhysXData->Build(OutData);
#endif
if (OutData.Num())
{
Result->Lock(LOCK_READ_WRITE);
FMemory::Memcpy(Result->Realloc(OutData.Num()), OutData.GetData(), OutData.Num());
Result->Unlock();
}
}
else
#endif
{
UE_LOG(LogPhysics, Warning, TEXT("Attempt to build physics data for %s when we are unable to."), *GetPathName());
}
}
#endif // WITH_PHYSX
check(Result);
return Result->GetBulkDataSize() > 0 ? Result : NULL; // we don't return empty bulk data...but we save it to avoid thrashing the DDC
}
FPhysXFormatDataReader::FPhysXFormatDataReader( FByteBulkData& InBulkData )
: TriMesh( NULL )
, TriMeshNegX( NULL )
{
// Read cooked physics data
uint8* DataPtr = (uint8*)InBulkData.Lock( LOCK_READ_ONLY );
FBufferReader Ar( DataPtr, InBulkData.GetBulkDataSize(), false );
uint8 bLittleEndian = true;
int32 NumConvexElementsCooked = 0;
int32 NumMirroredElementsCooked = 0;
uint8 bTriMeshCooked = false;
uint8 bMirroredTriMeshCooked = false;
Ar << bLittleEndian;
Ar.SetByteSwapping( PLATFORM_LITTLE_ENDIAN ? !bLittleEndian : !!bLittleEndian );
Ar << NumConvexElementsCooked;
Ar << NumMirroredElementsCooked;
Ar << bTriMeshCooked;
Ar << bMirroredTriMeshCooked;
ConvexMeshes.Empty( NumConvexElementsCooked );
ConvexMeshesNegX.Empty( NumMirroredElementsCooked );
for( int32 ElementIndex = 0; ElementIndex < NumConvexElementsCooked; ElementIndex++ )
{
PxConvexMesh* ConvexMesh = ReadConvexMesh( Ar, DataPtr, InBulkData.GetBulkDataSize() );
ConvexMeshes.Add( ConvexMesh );
}
for( int32 ElementIndex = 0; ElementIndex < NumMirroredElementsCooked; ElementIndex++ )
{
PxConvexMesh* ConvexMeshNegX = ReadConvexMesh( Ar, DataPtr, InBulkData.GetBulkDataSize() );
ConvexMeshesNegX.Add( ConvexMeshNegX );
}
if( bTriMeshCooked )
{
TriMesh = ReadTriMesh( Ar, DataPtr, InBulkData.GetBulkDataSize() );
check(TriMesh);
}
if( bMirroredTriMeshCooked )
{
TriMeshNegX = ReadTriMesh( Ar, DataPtr, InBulkData.GetBulkDataSize() );
check(TriMeshNegX);
}
InBulkData.Unlock();
}
FByteBulkData* UPhysicsSerializer::GetBinaryData(FName Format, const TArray<FBodyInstance*>& Bodies, const TArray<class UBodySetup*>& BodySetups, const TArray<class UPhysicalMaterial*>& PhysicalMaterials)
{
if (!FParse::Param(FCommandLine::Get(), TEXT("PhysxSerialization")))
{
return nullptr;
}
#if PLATFORM_MAC
return nullptr; //This is not supported right now
#endif
QUICK_SCOPE_CYCLE_COUNTER(STAT_GetBinaryData);
const bool bContainedData = BinaryFormatData.Contains(Format);
FByteBulkData* Result = &BinaryFormatData.GetFormat(Format);
if (!FParse::Param(FCommandLine::Get(), TEXT("NoPhysxAlignment")))
{
Result->SetBulkDataAlignment(PHYSX_SERIALIZATION_ALIGNMENT);
}
if (!bContainedData)
{
#if WITH_EDITOR
#if WITH_PHYSX
TArray<uint8> OutData;
FDerivedDataPhysXBinarySerializer* DerivedPhysXSerializer = new FDerivedDataPhysXBinarySerializer(Format, Bodies, BodySetups, PhysicalMaterials, FGuid::NewGuid()); //TODO: Maybe it's worth adding this to the DDC. For now there's a lot of complexity with the guid invalidation so I've left it out.
if (DerivedPhysXSerializer->CanBuild())
{
DerivedPhysXSerializer->Build(OutData);
#endif
if (OutData.Num())
{
Result->Lock(LOCK_READ_WRITE);
FMemory::Memcpy(Result->Realloc(OutData.Num()), OutData.GetData(), OutData.Num());
Result->Unlock();
}
}
else
#endif
{
UE_LOG(LogPhysics, Warning, TEXT("Attempt to use binary physics data but we are unable to."));
}
}
return Result->GetBulkDataSize() > 0 ? Result : nullptr;
}
FPhysXFormatDataReader::FPhysXFormatDataReader( FByteBulkData& InBulkData, FBodySetupUVInfo* UVInfo )
{
// Read cooked physics data
uint8* DataPtr = (uint8*)InBulkData.Lock( LOCK_READ_ONLY );
FBufferReader Ar( DataPtr, InBulkData.GetBulkDataSize(), false );
uint8 bLittleEndian = true;
int32 NumConvexElementsCooked = 0;
int32 NumMirroredElementsCooked = 0;
int32 NumTriMeshesCooked = 0;
Ar << bLittleEndian;
Ar.SetByteSwapping( PLATFORM_LITTLE_ENDIAN ? !bLittleEndian : !!bLittleEndian );
Ar << NumConvexElementsCooked;
Ar << NumMirroredElementsCooked;
Ar << NumTriMeshesCooked;
ConvexMeshes.Empty(NumConvexElementsCooked);
for( int32 ElementIndex = 0; ElementIndex < NumConvexElementsCooked; ElementIndex++ )
{
PxConvexMesh* ConvexMesh = ReadConvexMesh( Ar, DataPtr, InBulkData.GetBulkDataSize() );
ConvexMeshes.Add( ConvexMesh );
}
ConvexMeshesNegX.Empty(NumMirroredElementsCooked);
for( int32 ElementIndex = 0; ElementIndex < NumMirroredElementsCooked; ElementIndex++ )
{
PxConvexMesh* ConvexMeshNegX = ReadConvexMesh( Ar, DataPtr, InBulkData.GetBulkDataSize() );
ConvexMeshesNegX.Add( ConvexMeshNegX );
}
TriMeshes.Empty(NumTriMeshesCooked);
for(int32 ElementIndex = 0; ElementIndex < NumTriMeshesCooked; ++ElementIndex)
{
PxTriangleMesh* TriMesh = ReadTriMesh( Ar, DataPtr, InBulkData.GetBulkDataSize() );
TriMeshes.Add(TriMesh);
}
// Init UVInfo pointer
check(UVInfo);
Ar << *UVInfo;
InBulkData.Unlock();
}
FNavCollisionDataReader(FByteBulkData& InBulkData, FNavCollisionConvex& InTriMeshCollision, FNavCollisionConvex& InConvexCollision, TNavStatArray<int32>& InShapeIndices)
: TriMeshCollision(InTriMeshCollision)
, ConvexCollision(InConvexCollision)
, ConvexShapeIndices(InShapeIndices)
{
// Read cooked data
uint8* DataPtr = (uint8*)InBulkData.Lock( LOCK_READ_ONLY );
FBufferReader Ar( DataPtr, InBulkData.GetBulkDataSize(), false );
uint8 bLittleEndian = true;
Ar << bLittleEndian;
Ar.SetByteSwapping( PLATFORM_LITTLE_ENDIAN ? !bLittleEndian : !!bLittleEndian );
Ar << TriMeshCollision.VertexBuffer;
Ar << TriMeshCollision.IndexBuffer;
Ar << ConvexCollision.VertexBuffer;
Ar << ConvexCollision.IndexBuffer;
Ar << ConvexShapeIndices;
InBulkData.Unlock();
}
