Method write

Engine/source/T3D/decal/decalDataFile.cpp:91–150

//-----------------------------------------------------------------------------

bool DecalDataFile::write( Stream& stream )
{
   // Write our identifier... so we have a better
   // idea if we're reading pure garbage.
   // This identifier stands for "Torque Decal Data File".
   stream.write( 4, "TDDF" );

   // Now the version number.
   stream.write( (U8)FILE_VERSION );

   Vector<DecalInstance*> allDecals;

   // Gather all DecalInstances that should be saved.
   for ( U32 i = 0; i < mSphereList.size(); i++ )  
   {      
      Vector<DecalInstance*>::const_iterator item = mSphereList[i]->mItems.begin();
      for ( ; item != mSphereList[i]->mItems.end(); item++ )
      {
         if ( (*item)->mFlags & SaveDecal )
            allDecals.push_back( (*item) );
      }
   }

   // Gather all the DecalData datablocks used.
   Vector<const DecalData*> allDatablocks;
   for ( U32 i = 0; i < allDecals.size(); i++ )
      allDatablocks.push_back_unique( allDecals[i]->mDataBlock );

   // Write out datablock lookupNames.
   U32 count = allDatablocks.size();
   stream.write( count );
   for ( U32 i = 0; i < count; i++ )
      stream.write( allDatablocks[i]->lookupName );

   Vector<const DecalData*>::iterator dataIter;

   // Write out the DecalInstance list.
   count = allDecals.size();
   stream.write( count );
   for ( U32 i = 0; i < count; i++ )
   {
      DecalInstance *inst = allDecals[i];

      dataIter = T3D::find( allDatablocks.begin(), allDatablocks.end(), inst->mDataBlock );
      U8 dataIndex = dataIter - allDatablocks.begin();
      
      stream.write( dataIndex );
      mathWrite( stream, inst->mPosition );
      mathWrite( stream, inst->mNormal );
      mathWrite( stream, inst->mTangent );
		stream.write( inst->mTextureRectIdx );   
      stream.write( inst->mSize );
      stream.write( inst->mRenderPriority );
   }

   // Clear the dirty flag.
   mIsDirty = false;