// // Copyright (C) Pixar. All rights reserved. // // This license governs use of the accompanying software. If you // use the software, you accept this license. If you do not accept // the license, do not use the software. // // 1. Definitions // The terms "reproduce," "reproduction," "derivative works," and // "distribution" have the same meaning here as under U.S. // copyright law. A "contribution" is the original software, or // any additions or changes to the software. // A "contributor" is any person or entity that distributes its // contribution under this license. // "Licensed patents" are a contributor's patent claims that read // directly on its contribution. // // 2. 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Conditions and Limitations // (A) No Trademark License- This license does not grant you // rights to use any contributor's name, logo, or trademarks. // (B) If you bring a patent claim against any contributor over // patents that you claim are infringed by the software, your // patent license from such contributor to the software ends // automatically. // (C) If you distribute any portion of the software, you must // retain all copyright, patent, trademark, and attribution // notices that are present in the software. // (D) If you distribute any portion of the software in source // code form, you may do so only under this license by including a // complete copy of this license with your distribution. If you // distribute any portion of the software in compiled or object // code form, you may only do so under a license that complies // with this license. // (E) The software is licensed "as-is." You bear the risk of // using it. The contributors give no express warranties, // guarantees or conditions. You may have additional consumer // rights under your local laws which this license cannot change. // To the extent permitted under your local laws, the contributors // exclude the implied warranties of merchantability, fitness for // a particular purpose and non-infringement. // #ifndef OSD_GCD_COMPUTE_CONTROLLER_H #define OSD_GCD_COMPUTE_CONTROLLER_H #include "../version.h" #include "../far/dispatcher.h" #include "../osd/cpuComputeContext.h" #include namespace OpenSubdiv { namespace OPENSUBDIV_VERSION { /// \brief Compute controller for launching Grand Central Dispatch subdivision /// kernels. /// /// OsdGcdComputeController is a compute controller class to launch Grand Central /// Dispatch threaded subdivision kernels. It requires OsdCpuVertexBufferInterface /// as arguments of Refine function. /// /// Controller entities execute requests from Context instances that they share /// common interfaces with. Controllers are attached to discrete compute devices /// and share the devices resources with Context entities. /// class OsdGcdComputeController { public: typedef OsdCpuComputeContext ComputeContext; /// Constructor. explicit OsdGcdComputeController(); /// Launch subdivision kernels and apply to given vertex buffers. /// /// @param context the OsdCpuContext to apply refinement operations to /// /// @param batches vector of batches of vertices organized by operative /// kernel /// /// @param vertexBuffer vertex-interpolated data buffer /// /// @param varyingBuffer varying-interpolated data buffer /// template void Refine(OsdCpuComputeContext *context, FarKernelBatchVector const & batches, VERTEX_BUFFER *vertexBuffer, VARYING_BUFFER *varyingBuffer) { if (batches.empty()) return; context->Bind(vertexBuffer, varyingBuffer); FarDispatcher::Refine(this, batches, -1, context); context->Unbind(); } /// Launch subdivision kernels and apply to given vertex buffers. /// /// @param context the OsdCpuContext to apply refinement operations to /// /// @param batches vector of batches of vertices organized by operative /// kernel /// /// @param vertexBuffer vertex-interpolated data buffer /// template void Refine(OsdCpuComputeContext *context, FarKernelBatchVector const & batches, VERTEX_BUFFER *vertexBuffer) { Refine(context, batches, vertexBuffer, (VERTEX_BUFFER*)0); } /// Waits until all running subdivision kernels finish. void Synchronize(); protected: friend class FarDispatcher; void ApplyBilinearFaceVerticesKernel(FarKernelBatch const &batch, void * clientdata) const; void ApplyBilinearEdgeVerticesKernel(FarKernelBatch const &batch, void * clientdata) const; void ApplyBilinearVertexVerticesKernel(FarKernelBatch const &batch, void * clientdata) const; void ApplyCatmarkFaceVerticesKernel(FarKernelBatch const &batch, void * clientdata) const; void ApplyCatmarkEdgeVerticesKernel(FarKernelBatch const &batch, void * clientdata) const; void ApplyCatmarkVertexVerticesKernelB(FarKernelBatch const &batch, void * clientdata) const; void ApplyCatmarkVertexVerticesKernelA1(FarKernelBatch const &batch, void * clientdata) const; void ApplyCatmarkVertexVerticesKernelA2(FarKernelBatch const &batch, void * clientdata) const; void ApplyLoopEdgeVerticesKernel(FarKernelBatch const &batch, void * clientdata) const; void ApplyLoopVertexVerticesKernelB(FarKernelBatch const &batch, void * clientdata) const; void ApplyLoopVertexVerticesKernelA1(FarKernelBatch const &batch, void * clientdata) const; void ApplyLoopVertexVerticesKernelA2(FarKernelBatch const &batch, void * clientdata) const; void ApplyVertexEdits(FarKernelBatch const &batch, void * clientdata) const; private: dispatch_queue_t _gcd_queue; }; } // end namespace OPENSUBDIV_VERSION using namespace OPENSUBDIV_VERSION; } // end namespace OpenSubdiv #endif // OSD_GCD_COMPUTE_CONTROLLER_H