87 lines
2.3 KiB
C++
87 lines
2.3 KiB
C++
//
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// Copyright 2014 DreamWorks Animation LLC.
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//
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// Licensed under the terms set forth in the LICENSE.txt file available at
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// https://opensubdiv.org/license.
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//
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#ifndef OPENSUBDIV3_VTR_QUAD_REFINEMENT_H
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#define OPENSUBDIV3_VTR_QUAD_REFINEMENT_H
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#include "../version.h"
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#include "../vtr/refinement.h"
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namespace OpenSubdiv {
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namespace OPENSUBDIV_VERSION {
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namespace Vtr {
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namespace internal {
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//
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// QuadRefinement:
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// A QuadRefinement is a subclass of Refinement that splits all faces into quads.
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// It provides the configuration of parent-to-child components and the population of
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// all required topological relations in order to complete a valid Refinement.
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//
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class QuadRefinement : public Refinement {
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public:
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QuadRefinement(Level const & parent, Level & child, Sdc::Options const & options);
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~QuadRefinement();
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protected:
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//
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// Virtual methods to complete the configuration of the parent-to-child mapping:
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//
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virtual void allocateParentChildIndices();
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virtual void markSparseFaceChildren();
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//
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// Virtual methods to populate the six topological relations:
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//
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virtual void populateFaceVertexRelation();
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virtual void populateFaceEdgeRelation();
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virtual void populateEdgeVertexRelation();
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virtual void populateEdgeFaceRelation();
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virtual void populateVertexFaceRelation();
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virtual void populateVertexEdgeRelation();
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//
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// Internal helper methods for populating the topology:
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//
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void populateFaceVertexCountsAndOffsets();
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void populateFaceVerticesFromParentFaces();
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void populateFaceEdgesFromParentFaces();
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void populateEdgeVerticesFromParentFaces();
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void populateEdgeVerticesFromParentEdges();
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void populateEdgeFacesFromParentFaces();
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void populateEdgeFacesFromParentEdges();
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void populateVertexFacesFromParentFaces();
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void populateVertexFacesFromParentEdges();
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void populateVertexFacesFromParentVertices();
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void populateVertexEdgesFromParentFaces();
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void populateVertexEdgesFromParentEdges();
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void populateVertexEdgesFromParentVertices();
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private:
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//
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// Data members -- currently none
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//
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};
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} // end namespace internal
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} // end namespace Vtr
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} // end namespace OPENSUBDIV_VERSION
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using namespace OPENSUBDIV_VERSION;
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} // end namespace OpenSubdiv
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#endif /* OPENSUBDIV3_VTR_REFINEMENT_H */
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