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HdAggregationStrategy Class Referenceabstract

Aggregation strategy base class. More...

+ Inheritance diagram for HdAggregationStrategy:

Public Types

typedef size_t AggregationId
 Aggregation ID. More...
 

Public Member Functions

virtual HdBufferArraySharedPtr CreateBufferArray (TfToken const &role, HdBufferSpecVector const &bufferSpecs, HdBufferArrayUsageHint usageHint)=0
 Factory for creating HdBufferArray. More...
 
virtual HdBufferArrayRangeSharedPtr CreateBufferArrayRange ()=0
 Factory for creating HdBufferArrayRange. More...
 
virtual AggregationId ComputeAggregationId (HdBufferSpecVector const &bufferSpecs, HdBufferArrayUsageHint usageHint) const =0
 Returns id for given bufferSpecs to be used for aggregation. More...
 
virtual HdBufferSpecVector GetBufferSpecs (HdBufferArraySharedPtr const &bufferArray) const =0
 Returns the buffer specs from a given buffer array. More...
 
virtual size_t GetResourceAllocation (HdBufferArraySharedPtr const &bufferArray, VtDictionary &result) const =0
 Returns the accumulated GPU resource allocation 
 /// for items in the BufferArray passed as parameter. More...
 

Detailed Description

Aggregation strategy base class.

Definition at line 48 of file strategyBase.h.

Member Typedef Documentation

typedef size_t AggregationId

Aggregation ID.

Definition at line 51 of file strategyBase.h.

Member Function Documentation

virtual AggregationId ComputeAggregationId ( HdBufferSpecVector const &  bufferSpecs,
HdBufferArrayUsageHint  usageHint 
) const
pure virtual

Returns id for given bufferSpecs to be used for aggregation.

Implemented in HdStVBOMemoryManager, and HdStVBOSimpleMemoryManager.

virtual HdBufferArraySharedPtr CreateBufferArray ( TfToken const &  role,
HdBufferSpecVector const &  bufferSpecs,
HdBufferArrayUsageHint  usageHint 
)
pure virtual

Factory for creating HdBufferArray.

Implemented in HdStVBOMemoryManager, and HdStVBOSimpleMemoryManager.

virtual HdBufferArrayRangeSharedPtr CreateBufferArrayRange ( )
pure virtual
virtual HdBufferSpecVector GetBufferSpecs ( HdBufferArraySharedPtr const &  bufferArray) const
pure virtual

Returns the buffer specs from a given buffer array.

Implemented in HdStInterleavedMemoryManager, HdStVBOMemoryManager, and HdStVBOSimpleMemoryManager.

virtual size_t GetResourceAllocation ( HdBufferArraySharedPtr const &  bufferArray,
VtDictionary result 
) const
pure virtual

Returns the accumulated GPU resource allocation 
 /// for items in the BufferArray passed as parameter.

Implemented in HdStInterleavedMemoryManager, HdStVBOMemoryManager, and HdStVBOSimpleMemoryManager.


The documentation for this class was generated from the following file: