OpenSubdiv/opensubdiv/osd/clComputeContext.cpp
Takahito Tejima 1a2b71d929 Refactor OsdGLDrawContext to be constructed from FarPatchTables, instead of FarMesh.
Removed reference to FarMesh from OsdUtilMeshBatch.
Added const qualifier to ComputeContext constructor.
2013-05-10 19:35:25 -07:00

243 lines
7.5 KiB
C++

//
// 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. Grant of Rights
// (A) Copyright Grant- Subject to the terms of this license,
// including the license conditions and limitations in section 3,
// each contributor grants you a non-exclusive, worldwide,
// royalty-free copyright license to reproduce its contribution,
// prepare derivative works of its contribution, and distribute
// its contribution or any derivative works that you create.
// (B) Patent Grant- Subject to the terms of this license,
// including the license conditions and limitations in section 3,
// each contributor grants you a non-exclusive, worldwide,
// royalty-free license under its licensed patents to make, have
// made, use, sell, offer for sale, import, and/or otherwise
// dispose of its contribution in the software or derivative works
// of the contribution in the software.
//
// 3. 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.
//
#include "../far/mesh.h"
#include "../osd/clComputeContext.h"
#include "../osd/clKernelBundle.h"
namespace OpenSubdiv {
namespace OPENSUBDIV_VERSION {
void
OsdCLTable::createCLBuffer(size_t size, const void *ptr, cl_context clContext)
{
cl_int ciErrNum;
_devicePtr = clCreateBuffer(
clContext, CL_MEM_READ_WRITE|CL_MEM_COPY_HOST_PTR,
size, const_cast<void*>(ptr), &ciErrNum);
}
OsdCLTable::~OsdCLTable() {
if (_devicePtr) clReleaseMemObject(_devicePtr);
}
cl_mem
OsdCLTable::GetDevicePtr() const {
return _devicePtr;
}
// -----------------------------------------------------------------------------
OsdCLHEditTable::OsdCLHEditTable(
const FarVertexEditTables<OsdVertex>::VertexEditBatch &batch,
cl_context clContext)
: _primvarIndicesTable(new OsdCLTable(batch.GetVertexIndices(), clContext)),
_editValuesTable(new OsdCLTable(batch.GetValues(), clContext)) {
_operation = batch.GetOperation();
_primvarOffset = batch.GetPrimvarIndex();
_primvarWidth = batch.GetPrimvarWidth();
}
OsdCLHEditTable::~OsdCLHEditTable() {
delete _primvarIndicesTable;
delete _editValuesTable;
}
const OsdCLTable *
OsdCLHEditTable::GetPrimvarIndices() const {
return _primvarIndicesTable;
}
const OsdCLTable *
OsdCLHEditTable::GetEditValues() const {
return _editValuesTable;
}
int
OsdCLHEditTable::GetOperation() const {
return _operation;
}
int
OsdCLHEditTable::GetPrimvarOffset() const {
return _primvarOffset;
}
int
OsdCLHEditTable::GetPrimvarWidth() const {
return _primvarWidth;
}
// ----------------------------------------------------------------------------
OsdCLComputeContext::OsdCLComputeContext(FarMesh<OsdVertex> const *farMesh,
cl_context clContext)
: _clQueue(NULL), _kernelBundle(NULL) {
FarSubdivisionTables<OsdVertex> const * farTables =
farMesh->GetSubdivisionTables();
// allocate 5 or 7 tables
_tables.resize(farTables->GetNumTables(), 0);
_tables[FarSubdivisionTables<OsdVertex>::E_IT] = new OsdCLTable(farTables->Get_E_IT(), clContext);
_tables[FarSubdivisionTables<OsdVertex>::V_IT] = new OsdCLTable(farTables->Get_V_IT(), clContext);
_tables[FarSubdivisionTables<OsdVertex>::V_ITa] = new OsdCLTable(farTables->Get_V_ITa(), clContext);
_tables[FarSubdivisionTables<OsdVertex>::E_W] = new OsdCLTable(farTables->Get_E_W(), clContext);
_tables[FarSubdivisionTables<OsdVertex>::V_W] = new OsdCLTable(farTables->Get_V_W(), clContext);
if (farTables->GetNumTables() > 5) {
_tables[FarSubdivisionTables<OsdVertex>::F_IT] = new OsdCLTable(farTables->Get_F_IT(), clContext);
_tables[FarSubdivisionTables<OsdVertex>::F_ITa] = new OsdCLTable(farTables->Get_F_ITa(), clContext);
}
// create hedit tables
FarVertexEditTables<OsdVertex> const *editTables = farMesh->GetVertexEdit();
if (editTables) {
int numEditBatches = editTables->GetNumBatches();
_editTables.reserve(numEditBatches);
for (int i = 0; i < numEditBatches; ++i) {
const FarVertexEditTables<OsdVertex>::VertexEditBatch & edit =
editTables->GetBatch(i);
_editTables.push_back(new OsdCLHEditTable(edit, clContext));
}
}
}
OsdCLComputeContext::~OsdCLComputeContext() {
for (size_t i = 0; i < _tables.size(); ++i) {
delete _tables[i];
}
for (size_t i = 0; i < _editTables.size(); ++i) {
delete _editTables[i];
}
}
const OsdCLTable *
OsdCLComputeContext::GetTable(int tableIndex) const {
return _tables[tableIndex];
}
int
OsdCLComputeContext::GetNumEditTables() const {
return static_cast<int>(_editTables.size());
}
const OsdCLHEditTable *
OsdCLComputeContext::GetEditTable(int tableIndex) const {
return _editTables[tableIndex];
}
cl_mem
OsdCLComputeContext::GetCurrentVertexBuffer() const {
return _currentVertexBuffer;
}
cl_mem
OsdCLComputeContext::GetCurrentVaryingBuffer() const {
return _currentVaryingBuffer;
}
OsdCLKernelBundle *
OsdCLComputeContext::GetKernelBundle() const {
return _kernelBundle;
}
void
OsdCLComputeContext::SetKernelBundle(OsdCLKernelBundle *kernelBundle) {
_kernelBundle = kernelBundle;
}
void
OsdCLComputeContext::SetCommandQueue(cl_command_queue queue) {
_clQueue = queue;
}
cl_command_queue
OsdCLComputeContext::GetCommandQueue() const {
return _clQueue;
}
OsdCLComputeContext *
OsdCLComputeContext::Create(FarMesh<OsdVertex> const *farmesh, cl_context clContext) {
return new OsdCLComputeContext(farmesh, clContext);
}
} // end namespace OPENSUBDIV_VERSION
} // end namespace OpenSubdiv