mirror of
https://github.com/PixarAnimationStudios/OpenSubdiv
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270 lines
9.8 KiB
C++
270 lines
9.8 KiB
C++
//
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// Copyright (C) Pixar. All rights reserved.
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//
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// This license governs use of the accompanying software. If you
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// use the software, you accept this license. If you do not accept
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// the license, do not use the software.
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//
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// 1. Definitions
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// The terms "reproduce," "reproduction," "derivative works," and
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// "distribution" have the same meaning here as under U.S.
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// copyright law. A "contribution" is the original software, or
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// any additions or changes to the software.
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// A "contributor" is any person or entity that distributes its
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// contribution under this license.
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// "Licensed patents" are a contributor's patent claims that read
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// directly on its contribution.
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//
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// 2. Grant of Rights
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// (A) Copyright Grant- Subject to the terms of this license,
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// including the license conditions and limitations in section 3,
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// each contributor grants you a non-exclusive, worldwide,
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// royalty-free copyright license to reproduce its contribution,
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// prepare derivative works of its contribution, and distribute
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// its contribution or any derivative works that you create.
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// (B) Patent Grant- Subject to the terms of this license,
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// including the license conditions and limitations in section 3,
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// each contributor grants you a non-exclusive, worldwide,
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// royalty-free license under its licensed patents to make, have
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// made, use, sell, offer for sale, import, and/or otherwise
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// dispose of its contribution in the software or derivative works
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// of the contribution in the software.
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//
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// 3. Conditions and Limitations
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// (A) No Trademark License- This license does not grant you
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// rights to use any contributor's name, logo, or trademarks.
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// (B) If you bring a patent claim against any contributor over
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// patents that you claim are infringed by the software, your
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// patent license from such contributor to the software ends
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// automatically.
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// (C) If you distribute any portion of the software, you must
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// retain all copyright, patent, trademark, and attribution
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// notices that are present in the software.
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// (D) If you distribute any portion of the software in source
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// code form, you may do so only under this license by including a
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// complete copy of this license with your distribution. If you
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// distribute any portion of the software in compiled or object
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// code form, you may only do so under a license that complies
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// with this license.
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// (E) The software is licensed "as-is." You bear the risk of
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// using it. The contributors give no express warranties,
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// guarantees or conditions. You may have additional consumer
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// rights under your local laws which this license cannot change.
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// To the extent permitted under your local laws, the contributors
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// exclude the implied warranties of merchantability, fitness for
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// a particular purpose and non-infringement.
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//
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#include "../version.h"
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#include "../osd/cpuDispatcher.h"
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#include "../osd/cpuKernel.h"
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#ifdef OPENSUBDIV_HAS_OPENMP
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#include <omp.h>
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#endif
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namespace OpenSubdiv {
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namespace OPENSUBDIV_VERSION {
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OsdCpuKernelDispatcher::SubdivisionTable::~SubdivisionTable() {
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if (ptr)
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free(ptr);
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}
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void
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OsdCpuKernelDispatcher::SubdivisionTable::Copy( int size, const void *table ) {
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if (size > 0) {
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if (ptr)
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free(ptr);
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ptr = malloc(size);
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memcpy(ptr, table, size);
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}
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}
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OsdCpuKernelDispatcher::OsdCpuKernelDispatcher( int levels, int numOmpThreads )
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: OsdKernelDispatcher(levels), _currentVertexBuffer(NULL), _currentVaryingBuffer(NULL), _vdesc(NULL), _numOmpThreads(numOmpThreads) {
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_tables.resize(TABLE_MAX);
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}
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OsdCpuKernelDispatcher::~OsdCpuKernelDispatcher() {
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if (_vdesc)
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delete _vdesc;
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}
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static OsdCpuKernelDispatcher::OsdKernelDispatcher *
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Create(int levels) {
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return new OsdCpuKernelDispatcher(levels);
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}
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#ifdef OPENSUBDIV_HAS_OPENMP
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static OsdCpuKernelDispatcher::OsdKernelDispatcher *
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CreateOmp(int levels) {
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return new OsdCpuKernelDispatcher(levels, omp_get_num_procs());
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}
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#endif
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void
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OsdCpuKernelDispatcher::Register() {
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Factory::GetInstance().Register(Create, kCPU);
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#ifdef OPENSUBDIV_HAS_OPENMP
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Factory::GetInstance().Register(CreateOmp, kOPENMP);
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#endif
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}
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void
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OsdCpuKernelDispatcher::OnKernelLaunch() {
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#ifdef OPENSUBDIV_HAS_OPENMP
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omp_set_num_threads(_numOmpThreads);
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#endif
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}
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void
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OsdCpuKernelDispatcher::CopyTable(int tableIndex, size_t size, const void *ptr) {
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_tables[tableIndex].Copy(size, ptr);
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}
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OsdVertexBuffer *
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OsdCpuKernelDispatcher::InitializeVertexBuffer(int numElements, int numVertices)
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{
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return new OsdCpuVertexBuffer(numElements, numVertices);
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}
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void
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OsdCpuKernelDispatcher::BindVertexBuffer(OsdVertexBuffer *vertex, OsdVertexBuffer *varying) {
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if (vertex)
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_currentVertexBuffer = dynamic_cast<OsdCpuVertexBuffer *>(vertex);
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else
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_currentVertexBuffer = NULL;
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if (varying)
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_currentVaryingBuffer = dynamic_cast<OsdCpuVertexBuffer *>(varying);
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else
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_currentVaryingBuffer = NULL;
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_vdesc = new VertexDescriptor(_currentVertexBuffer ? _currentVertexBuffer->GetNumElements() : 0,
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_currentVaryingBuffer ? _currentVaryingBuffer->GetNumElements() : 0);
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}
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void
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OsdCpuKernelDispatcher::UnbindVertexBuffer()
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{
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delete _vdesc;
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_vdesc = NULL;
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_currentVertexBuffer = NULL;
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_currentVaryingBuffer = NULL;
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}
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void
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OsdCpuKernelDispatcher::Synchronize() { }
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void
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OsdCpuKernelDispatcher::ApplyBilinearFaceVerticesKernel( FarMesh<OsdVertex> * mesh, int offset, int level, int start, int end, void * data) const {
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computeFace(_vdesc, GetVertexBuffer(), GetVaryingBuffer(),
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(int*)_tables[F_IT].ptr + _tableOffsets[F_IT][level-1],
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(int*)_tables[F_ITa].ptr + _tableOffsets[F_ITa][level-1],
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offset, start, end);
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}
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void
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OsdCpuKernelDispatcher::ApplyBilinearEdgeVerticesKernel( FarMesh<OsdVertex> * mesh, int offset, int level, int start, int end, void * data) const {
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computeBilinearEdge(_vdesc, GetVertexBuffer(), GetVaryingBuffer(),
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(int*)_tables[E_IT].ptr + _tableOffsets[E_IT][level-1],
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offset,
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start, end);
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}
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void
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OsdCpuKernelDispatcher::ApplyBilinearVertexVerticesKernel( FarMesh<OsdVertex> * mesh, int offset, int level, int start, int end, void * data) const {
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computeBilinearVertex(_vdesc, GetVertexBuffer(), GetVaryingBuffer(),
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(int*)_tables[V_ITa].ptr + _tableOffsets[V_ITa][level-1],
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offset, start, end);
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}
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void
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OsdCpuKernelDispatcher::ApplyCatmarkFaceVerticesKernel( FarMesh<OsdVertex> * mesh, int offset, int level, int start, int end, void * data) const {
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computeFace(_vdesc, GetVertexBuffer(), GetVaryingBuffer(),
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(int*)_tables[F_IT].ptr + _tableOffsets[F_IT][level-1],
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(int*)_tables[F_ITa].ptr + _tableOffsets[F_ITa][level-1],
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offset, start, end);
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}
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void
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OsdCpuKernelDispatcher::ApplyCatmarkEdgeVerticesKernel( FarMesh<OsdVertex> * mesh, int offset, int level, int start, int end, void * data) const {
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computeEdge(_vdesc, GetVertexBuffer(), GetVaryingBuffer(),
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(int*)_tables[E_IT].ptr + _tableOffsets[E_IT][level-1],
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(float*)_tables[E_W].ptr + _tableOffsets[E_W][level-1],
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offset,
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start, end);
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}
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void
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OsdCpuKernelDispatcher::ApplyCatmarkVertexVerticesKernelB( FarMesh<OsdVertex> * mesh, int offset, int level, int start, int end, void * data) const {
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computeVertexB(_vdesc, GetVertexBuffer(), GetVaryingBuffer(),
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(int*)_tables[V_ITa].ptr + _tableOffsets[V_ITa][level-1],
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(int*)_tables[V_IT].ptr + _tableOffsets[V_IT][level-1],
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(float*)_tables[V_W].ptr + _tableOffsets[V_W][level-1],
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offset, start, end);
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}
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void
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OsdCpuKernelDispatcher::ApplyCatmarkVertexVerticesKernelA( FarMesh<OsdVertex> * mesh, int offset, bool pass, int level, int start, int end, void * data) const {
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computeVertexA(_vdesc, GetVertexBuffer(), GetVaryingBuffer(),
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(int*)_tables[V_ITa].ptr + _tableOffsets[V_ITa][level-1],
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(float*)_tables[V_W].ptr + _tableOffsets[V_W][level-1],
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offset, start, end, pass);
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}
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void
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OsdCpuKernelDispatcher::ApplyLoopEdgeVerticesKernel( FarMesh<OsdVertex> * mesh, int offset, int level, int start, int end, void * data) const {
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computeEdge(_vdesc, GetVertexBuffer(), GetVaryingBuffer(),
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(int*)_tables[E_IT].ptr + _tableOffsets[E_IT][level-1],
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(float*)_tables[E_W].ptr + _tableOffsets[E_W][level-1],
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offset,
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start, end);
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}
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void
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OsdCpuKernelDispatcher::ApplyLoopVertexVerticesKernelB( FarMesh<OsdVertex> * mesh, int offset, int level, int start, int end, void * data) const {
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computeLoopVertexB(_vdesc, GetVertexBuffer(), GetVaryingBuffer(),
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(int*)_tables[V_ITa].ptr + _tableOffsets[V_ITa][level-1],
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(int*)_tables[V_IT].ptr + _tableOffsets[V_IT][level-1],
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(float*)_tables[V_W].ptr + _tableOffsets[V_W][level-1],
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offset, start, end);
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}
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void
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OsdCpuKernelDispatcher::ApplyLoopVertexVerticesKernelA( FarMesh<OsdVertex> * mesh, int offset, bool pass, int level, int start, int end, void * data) const {
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computeVertexA(_vdesc, GetVertexBuffer(), GetVaryingBuffer(),
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(int*)_tables[V_ITa].ptr + _tableOffsets[V_ITa][level-1],
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(float*)_tables[V_W].ptr + _tableOffsets[V_W][level-1],
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offset, start, end, pass);
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}
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} // end namespace OPENSUBDIV_VERSION
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} // end namespace OpenSubdiv
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