mirror of
https://github.com/PixarAnimationStudios/OpenSubdiv
synced 2024-12-02 00:00:07 +00:00
fea9288a1f
First step in removing RTTI from Far and Hbr - further fixes require modifications of Hbr and will tackled in another fix. fixes #257
407 lines
16 KiB
C++
407 lines
16 KiB
C++
//
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// Copyright 2013 Pixar
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//
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// Licensed under the Apache License, Version 2.0 (the "Apache License")
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// with the following modification; you may not use this file except in
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// compliance with the Apache License and the following modification to it:
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// Section 6. Trademarks. is deleted and replaced with:
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//
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// 6. Trademarks. This License does not grant permission to use the trade
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// names, trademarks, service marks, or product names of the Licensor
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// and its affiliates, except as required to comply with Section 4(c) of
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// the License and to reproduce the content of the NOTICE file.
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//
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// You may obtain a copy of the Apache License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the Apache License with the above modification is
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// distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
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// KIND, either express or implied. See the Apache License for the specific
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// language governing permissions and limitations under the Apache License.
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//
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#ifndef FAR_DISPATCHER_H
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#define FAR_DISPATCHER_H
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#include "../version.h"
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#include "../far/mesh.h"
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#include "../far/bilinearSubdivisionTables.h"
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#include "../far/catmarkSubdivisionTables.h"
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#include "../far/loopSubdivisionTables.h"
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#include "../far/vertexEditTables.h"
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#include "../far/kernelBatch.h"
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namespace OpenSubdiv {
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namespace OPENSUBDIV_VERSION {
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/// \brief Subdivision process encapsulation layer.
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///
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/// The Compute dispatcher allows client code to customize parts or the entire
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/// computation process. This pattern aims at hiding the logic specific to
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/// the subdivision algorithms and expose a simplified access to minimalistic
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/// compute kernels. By default, meshes revert to a default dispatcher that
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/// implements single-threaded CPU kernels.
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///
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/// - derive a dispatcher class from this one
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/// - override the virtual functions
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/// - pass the derived dispatcher to the factory (one instance can be shared by many meshes)
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/// - call the FarMesh::Subdivide() to trigger computations
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///
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/// Note : the caller is responsible for deleting a custom dispatcher
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///
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class FarDispatcher {
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public:
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/// \brief Launches the processing of a vector of kernel batches
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///
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/// @param controller refinement controller implementation
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///
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/// @param batches batches of kernels that need to be processed
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///
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/// @param maxlevel process vertex batches up to this level
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///
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/// @param clientdata custom client data passed to the controller
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///
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template <class CONTROLLER>
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static void Refine(CONTROLLER const *controller, FarKernelBatchVector const & batches, int maxlevel, void * clientdata=0);
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};
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template <class CONTROLLER> void
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FarDispatcher::Refine(CONTROLLER const *controller, FarKernelBatchVector const & batches, int maxlevel, void * clientdata) {
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for (int i = 0; i < (int)batches.size(); ++i) {
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const FarKernelBatch &batch = batches[i];
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if (maxlevel >= 0 && batch.GetLevel() >= maxlevel) continue;
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switch(batch.GetKernelType()) {
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case FarKernelBatch::CATMARK_FACE_VERTEX:
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controller->ApplyCatmarkFaceVerticesKernel(batch, clientdata);
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break;
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case FarKernelBatch::CATMARK_EDGE_VERTEX:
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controller->ApplyCatmarkEdgeVerticesKernel(batch, clientdata);
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break;
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case FarKernelBatch::CATMARK_VERT_VERTEX_B:
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controller->ApplyCatmarkVertexVerticesKernelB(batch, clientdata);
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break;
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case FarKernelBatch::CATMARK_VERT_VERTEX_A1:
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controller->ApplyCatmarkVertexVerticesKernelA1(batch, clientdata);
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break;
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case FarKernelBatch::CATMARK_VERT_VERTEX_A2:
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controller->ApplyCatmarkVertexVerticesKernelA2(batch, clientdata);
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break;
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case FarKernelBatch::LOOP_EDGE_VERTEX:
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controller->ApplyLoopEdgeVerticesKernel(batch, clientdata);
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break;
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case FarKernelBatch::LOOP_VERT_VERTEX_B:
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controller->ApplyLoopVertexVerticesKernelB(batch, clientdata);
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break;
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case FarKernelBatch::LOOP_VERT_VERTEX_A1:
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controller->ApplyLoopVertexVerticesKernelA1(batch, clientdata);
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break;
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case FarKernelBatch::LOOP_VERT_VERTEX_A2:
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controller->ApplyLoopVertexVerticesKernelA2(batch, clientdata);
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break;
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case FarKernelBatch::BILINEAR_FACE_VERTEX:
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controller->ApplyBilinearFaceVerticesKernel(batch, clientdata);
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break;
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case FarKernelBatch::BILINEAR_EDGE_VERTEX:
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controller->ApplyBilinearEdgeVerticesKernel(batch, clientdata);
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break;
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case FarKernelBatch::BILINEAR_VERT_VERTEX:
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controller->ApplyBilinearVertexVerticesKernel(batch, clientdata);
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break;
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case FarKernelBatch::HIERARCHICAL_EDIT:
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controller->ApplyVertexEdits(batch, clientdata);
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break;
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}
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}
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}
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// -----------------------------------------------------------------------------
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/// \brief Far default controller implementation
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///
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/// This is Far's default implementation of a kernal batch controller.
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///
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template <class U>
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class FarComputeController {
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public:
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void Refine(FarMesh<U> * mesh, int maxlevel=-1) const;
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void ApplyBilinearFaceVerticesKernel(FarKernelBatch const &batch, void * clientdata) const;
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void ApplyBilinearEdgeVerticesKernel(FarKernelBatch const &batch, void * clientdata) const;
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void ApplyBilinearVertexVerticesKernel(FarKernelBatch const &batch, void * clientdata) const;
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void ApplyCatmarkFaceVerticesKernel(FarKernelBatch const &batch, void * clientdata) const;
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void ApplyCatmarkEdgeVerticesKernel(FarKernelBatch const &batch, void * clientdata) const;
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void ApplyCatmarkVertexVerticesKernelB(FarKernelBatch const &batch, void * clientdata) const;
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void ApplyCatmarkVertexVerticesKernelA1(FarKernelBatch const &batch, void * clientdata) const;
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void ApplyCatmarkVertexVerticesKernelA2(FarKernelBatch const &batch, void * clientdata) const;
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void ApplyLoopEdgeVerticesKernel(FarKernelBatch const &batch, void * clientdata) const;
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void ApplyLoopVertexVerticesKernelB(FarKernelBatch const &batch, void * clientdata) const;
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void ApplyLoopVertexVerticesKernelA1(FarKernelBatch const &batch, void * clientdata) const;
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void ApplyLoopVertexVerticesKernelA2(FarKernelBatch const &batch, void * clientdata) const;
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void ApplyVertexEdits(FarKernelBatch const &batch, void * clientdata) const;
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static FarComputeController _DefaultController;
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private:
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};
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template<class U> FarComputeController<U> FarComputeController<U>::_DefaultController;
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template <class U> void
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FarComputeController<U>::Refine(FarMesh<U> *mesh, int maxlevel) const {
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FarDispatcher::Refine(this, mesh->GetKernelBatches(), maxlevel, mesh);
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}
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template <class U> void
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FarComputeController<U>::ApplyBilinearFaceVerticesKernel(FarKernelBatch const &batch, void * clientdata) const {
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FarMesh<U> * mesh = static_cast<FarMesh<U> *>(clientdata);
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FarBilinearSubdivisionTables<U> const * subdivision =
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reinterpret_cast<FarBilinearSubdivisionTables<U> const *>(mesh->GetSubdivisionTables());
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assert(subdivision);
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subdivision->computeFacePoints( batch.GetVertexOffset(),
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batch.GetTableOffset(),
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batch.GetStart(),
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batch.GetEnd(),
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clientdata );
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}
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template <class U> void
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FarComputeController<U>::ApplyBilinearEdgeVerticesKernel(FarKernelBatch const &batch, void * clientdata) const {
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FarMesh<U> * mesh = static_cast<FarMesh<U> *>(clientdata);
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FarBilinearSubdivisionTables<U> const * subdivision =
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reinterpret_cast<FarBilinearSubdivisionTables<U> const *>(mesh->GetSubdivisionTables());
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assert(subdivision);
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subdivision->computeEdgePoints( batch.GetVertexOffset(),
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batch.GetTableOffset(),
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batch.GetStart(),
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batch.GetEnd(),
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clientdata );
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}
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template <class U> void
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FarComputeController<U>::ApplyBilinearVertexVerticesKernel(FarKernelBatch const &batch, void * clientdata) const {
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FarMesh<U> * mesh = static_cast<FarMesh<U> *>(clientdata);
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FarBilinearSubdivisionTables<U> const * subdivision =
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reinterpret_cast<FarBilinearSubdivisionTables<U> const *>(mesh->GetSubdivisionTables());
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assert(subdivision);
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subdivision->computeVertexPoints( batch.GetVertexOffset(),
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batch.GetTableOffset(),
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batch.GetStart(),
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batch.GetEnd(),
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clientdata );
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}
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template <class U> void
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FarComputeController<U>::ApplyCatmarkFaceVerticesKernel(FarKernelBatch const &batch, void * clientdata) const {
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FarMesh<U> * mesh = static_cast<FarMesh<U> *>(clientdata);
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FarCatmarkSubdivisionTables<U> const * subdivision =
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reinterpret_cast<FarCatmarkSubdivisionTables<U> const *>(mesh->GetSubdivisionTables());
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assert(subdivision);
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subdivision->computeFacePoints( batch.GetVertexOffset(),
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batch.GetTableOffset(),
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batch.GetStart(),
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batch.GetEnd(),
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clientdata );
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}
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template <class U> void
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FarComputeController<U>::ApplyCatmarkEdgeVerticesKernel(FarKernelBatch const &batch, void * clientdata) const {
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FarMesh<U> * mesh = static_cast<FarMesh<U> *>(clientdata);
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FarCatmarkSubdivisionTables<U> const * subdivision =
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reinterpret_cast<FarCatmarkSubdivisionTables<U> const *>(mesh->GetSubdivisionTables());
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assert(subdivision);
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subdivision->computeEdgePoints( batch.GetVertexOffset(),
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batch.GetTableOffset(),
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batch.GetStart(),
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batch.GetEnd(),
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clientdata );
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}
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template <class U> void
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FarComputeController<U>::ApplyCatmarkVertexVerticesKernelB(FarKernelBatch const &batch, void * clientdata) const {
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FarMesh<U> * mesh = static_cast<FarMesh<U> *>(clientdata);
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FarCatmarkSubdivisionTables<U> const * subdivision =
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reinterpret_cast<FarCatmarkSubdivisionTables<U> const *>(mesh->GetSubdivisionTables());
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assert(subdivision);
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subdivision->computeVertexPointsB( batch.GetVertexOffset(),
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batch.GetTableOffset(),
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batch.GetStart(),
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batch.GetEnd(),
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clientdata );
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}
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template <class U> void
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FarComputeController<U>::ApplyCatmarkVertexVerticesKernelA1(FarKernelBatch const &batch, void * clientdata) const {
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FarMesh<U> * mesh = static_cast<FarMesh<U> *>(clientdata);
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FarCatmarkSubdivisionTables<U> const * subdivision =
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reinterpret_cast<FarCatmarkSubdivisionTables<U> const *>(mesh->GetSubdivisionTables());
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assert(subdivision);
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subdivision->computeVertexPointsA( batch.GetVertexOffset(),
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false,
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batch.GetTableOffset(),
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batch.GetStart(),
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batch.GetEnd(),
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clientdata );
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}
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template <class U> void
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FarComputeController<U>::ApplyCatmarkVertexVerticesKernelA2(FarKernelBatch const &batch, void * clientdata) const {
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FarMesh<U> * mesh = static_cast<FarMesh<U> *>(clientdata);
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FarCatmarkSubdivisionTables<U> const * subdivision =
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reinterpret_cast<FarCatmarkSubdivisionTables<U> const *>(mesh->GetSubdivisionTables());
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assert(subdivision);
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subdivision->computeVertexPointsA( batch.GetVertexOffset(),
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true,
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batch.GetTableOffset(),
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batch.GetStart(),
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batch.GetEnd(),
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clientdata );
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}
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template <class U> void
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FarComputeController<U>::ApplyLoopEdgeVerticesKernel(FarKernelBatch const &batch, void * clientdata) const {
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FarMesh<U> * mesh = static_cast<FarMesh<U> *>(clientdata);
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FarLoopSubdivisionTables<U> const * subdivision =
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reinterpret_cast<FarLoopSubdivisionTables<U> const *>(mesh->GetSubdivisionTables());
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assert(subdivision);
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subdivision->computeEdgePoints( batch.GetVertexOffset(),
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batch.GetTableOffset(),
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batch.GetStart(),
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batch.GetEnd(),
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clientdata );
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}
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template <class U> void
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FarComputeController<U>::ApplyLoopVertexVerticesKernelB(FarKernelBatch const &batch, void * clientdata) const {
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FarMesh<U> * mesh = static_cast<FarMesh<U> *>(clientdata);
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FarLoopSubdivisionTables<U> const * subdivision =
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reinterpret_cast<FarLoopSubdivisionTables<U> const *>(mesh->GetSubdivisionTables());
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assert(subdivision);
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subdivision->computeVertexPointsB( batch.GetVertexOffset(),
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batch.GetTableOffset(),
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batch.GetStart(),
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batch.GetEnd(),
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clientdata );
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}
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template <class U> void
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FarComputeController<U>::ApplyLoopVertexVerticesKernelA1(FarKernelBatch const &batch, void * clientdata) const {
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FarMesh<U> * mesh = static_cast<FarMesh<U> *>(clientdata);
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FarLoopSubdivisionTables<U> const * subdivision =
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reinterpret_cast<FarLoopSubdivisionTables<U> const *>(mesh->GetSubdivisionTables());
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assert(subdivision);
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subdivision->computeVertexPointsA( batch.GetVertexOffset(),
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false,
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batch.GetTableOffset(),
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batch.GetStart(),
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batch.GetEnd(),
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clientdata );
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}
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template <class U> void
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FarComputeController<U>::ApplyLoopVertexVerticesKernelA2(FarKernelBatch const &batch, void * clientdata) const {
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FarMesh<U> * mesh = static_cast<FarMesh<U> *>(clientdata);
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FarLoopSubdivisionTables<U> const * subdivision =
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reinterpret_cast<FarLoopSubdivisionTables<U> const *>(mesh->GetSubdivisionTables());
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assert(subdivision);
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subdivision->computeVertexPointsA( batch.GetVertexOffset(),
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true,
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batch.GetTableOffset(),
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batch.GetStart(),
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batch.GetEnd(),
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clientdata);
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}
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template <class U> void
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FarComputeController<U>::ApplyVertexEdits(FarKernelBatch const &batch, void * clientdata) const {
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FarMesh<U> * mesh = static_cast<FarMesh<U> *>(clientdata);
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FarVertexEditTables<U> const * vertEdit = mesh->GetVertexEdit();
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if (vertEdit)
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vertEdit->computeVertexEdits( batch.GetTableIndex(),
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batch.GetVertexOffset(),
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batch.GetTableOffset(),
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batch.GetStart(),
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batch.GetEnd(),
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clientdata );
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}
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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 /* FAR_DISPATCHER_H */
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