Method GetBatchesForArea

trinity/Tr2SkinnedModel.cpp:32–104

}

void Tr2SkinnedModel::GetBatchesForArea( Tr2MeshAreaVector* areas, Tr2Mesh* mesh, ITriRenderBatchAccumulator* batches, const Matrix* pm, Tr2PerObjectDataSkinned* skinnedData )
{
	if( !mesh->GetDisplay() )
	{
		return;
	}

	TriGeometryRes* geomRes = mesh->GetGeometryResource();
	if( !geomRes || !geomRes->IsGood() )
	{
		return;
	}
	int meshIx = mesh->GetMeshIndex();

	TriGeometryResLodData* lod = geomRes->GetMeshLod( meshIx, 0 );
	if( !lod || !lod->m_allocationsValid )
	{
		return;
	}

	for( auto& area : *areas )
	{
		auto shader = area->GetMaterialInterface();
		if( !area->GetDisplay() || ( !shader ) )
		{
			continue;
		}
		Tr2PerAreaDataSkinned* areaData = batches->Allocate<Tr2PerAreaDataSkinned>();

		// Note that this can fail if the accumulator can't add more batches!
		if( areaData )
		{
			// if we have bone-remapping, get jointbindings from area
			TriGeometryResAreaData* areaRes = geomRes->GetAreaData( meshIx, area->GetIndex() );

			unsigned int n = area->GetJointCount();

			// Much more than this would trash the per-frame data
			if( n > TR2_MAX_BONES_PER_MESHAREA )
			{
				continue;
			}

			areaData->SetUserData( skinnedData->GetUserData() );
			unsigned int* animMapping = area->GetJointMappingAnimRig();
			if( ( m_skeletonIx != NO_SKELETON ) && ( animMapping != NULL ) )
			{
				areaData->SetJointCount( n );

				for( unsigned int joint = 0; joint < n; ++joint )
				{
					float* m = skinnedData->GetSkinningMatrix( animMapping[joint] );
					areaData->SetJointTransform( joint, m );
				}
			}
			else
			{
				areaData->SetJointCount( TR2_MAX_BONES_PER_MESHAREA );