OpenSubdiv/opensubdiv/osd/mtlComputeEvaluator.h
David G Yu 291eff0bed Mtl implementation whitespace fixes
Fixed numerous whitespace inconsistencies and violations
in the core osd metal implementation and examples.
2019-05-22 18:00:36 -07:00

2168 lines
99 KiB
Objective-C

//
// Copyright 2013 Pixar
//
// Licensed under the Apache License, Version 2.0 (the "Apache License")
// with the following modification; you may not use this file except in
// compliance with the Apache License and the following modification to it:
// Section 6. Trademarks. is deleted and replaced with:
//
// 6. Trademarks. This License does not grant permission to use the trade
// names, trademarks, service marks, or product names of the Licensor
// and its affiliates, except as required to comply with Section 4(c) of
// the License and to reproduce the content of the NOTICE file.
//
// You may obtain a copy of the Apache License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the Apache License with the above modification is
// distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
// KIND, either express or implied. See the Apache License for the specific
// language governing permissions and limitations under the Apache License.
//
#ifndef OPENSUBDIV3_OSD_MTL_COMPUTE_EVALUATOR_H
#define OPENSUBDIV3_OSD_MTL_COMPUTE_EVALUATOR_H
#include "../version.h"
#include "../osd/types.h"
#include "../osd/bufferDescriptor.h"
#include "../osd/mtlCommon.h"
@protocol MTLDevice;
@protocol MTLBuffer;
@protocol MTLLibrary;
@protocol MTLComputePipelineState;
namespace OpenSubdiv {
namespace OPENSUBDIV_VERSION {
namespace Far {
class PatchTable;
class StencilTable;
class LimitStencilTable;
}
namespace Osd {
class MTLStencilTable
{
public:
template<typename STENCIL_TABLE, typename DEVICE_CONTEXT>
static MTLStencilTable* Create(STENCIL_TABLE* stencilTable,
DEVICE_CONTEXT context)
{
return new MTLStencilTable(stencilTable, context);
}
MTLStencilTable(Far::StencilTable const* stencilTable, MTLContext* context);
MTLStencilTable(Far::LimitStencilTable const* stencilTable, MTLContext* context);
~MTLStencilTable();
id<MTLBuffer> GetSizesBuffer() const { return _sizesBuffer; }
id<MTLBuffer> GetOffsetsBuffer() const { return _offsetsBuffer; }
id<MTLBuffer> GetIndicesBuffer() const { return _indicesBuffer; }
id<MTLBuffer> GetWeightsBuffer() const { return _weightsBuffer; }
id<MTLBuffer> GetDuWeightsBuffer() const { return _duWeightsBuffer; }
id<MTLBuffer> GetDvWeightsBuffer() const { return _dvWeightsBuffer; }
id<MTLBuffer> GetDuuWeightsBuffer() const { return _duuWeightsBuffer; }
id<MTLBuffer> GetDuvWeightsBuffer() const { return _duvWeightsBuffer; }
id<MTLBuffer> GetDvvWeightsBuffer() const { return _dvvWeightsBuffer; }
int GetNumStencils() const { return _numStencils; }
private:
id<MTLBuffer> _sizesBuffer;
id<MTLBuffer> _offsetsBuffer;
id<MTLBuffer> _indicesBuffer;
id<MTLBuffer> _weightsBuffer;
id<MTLBuffer> _duWeightsBuffer;
id<MTLBuffer> _dvWeightsBuffer;
id<MTLBuffer> _duuWeightsBuffer;
id<MTLBuffer> _duvWeightsBuffer;
id<MTLBuffer> _dvvWeightsBuffer;
int _numStencils;
};
class MTLComputeEvaluator
{
public:
typedef bool Instantiatable;
static MTLComputeEvaluator * Create(BufferDescriptor const &srcDesc,
BufferDescriptor const &dstDesc,
BufferDescriptor const &duDesc,
BufferDescriptor const &dvDesc,
MTLContext* context);
static MTLComputeEvaluator * Create(BufferDescriptor const &srcDesc,
BufferDescriptor const &dstDesc,
BufferDescriptor const &duDesc,
BufferDescriptor const &dvDesc,
BufferDescriptor const &duuDesc,
BufferDescriptor const &duvDesc,
BufferDescriptor const &dvvDesc,
MTLContext* context);
MTLComputeEvaluator();
~MTLComputeEvaluator();
/// ----------------------------------------------------------------------
///
/// Stencil evaluations with StencilTable
///
/// ----------------------------------------------------------------------
/// \brief Generic static stencil function. This function has a same
/// signature as other device kernels have so that it can be called
/// transparently from OsdMesh template interface.
///
/// @param srcBuffer Input primvar buffer.
/// must have BindVBO() method returning an
/// MTLBuffer object of source data
///
/// @param srcDesc vertex buffer descriptor for the input buffer
///
/// @param dstBuffer Output primvar buffer
/// must have BindVBO() method returning an
/// MTLBuffer object of destination data
///
/// @param dstDesc vertex buffer descriptor for the output buffer
///
/// @param stencilTable stencil table to be applied. The table must have
/// MTLBuffer interfaces.
///
/// @param instance cached compiled instance. Clients are supposed to
/// pre-compile an instance of this class and provide
/// to this function. If it's null the kernel still
/// compute by instantiating on-demand kernel although
/// it may cause a performance problem.
///
/// @param context used to obtain the MTLDevice object and command queue
/// to obtain command buffers from.
///
template <typename SRC_BUFFER, typename DST_BUFFER, typename STENCIL_TABLE>
static bool EvalStencils(
SRC_BUFFER *srcBuffer, BufferDescriptor const &srcDesc,
DST_BUFFER *dstBuffer, BufferDescriptor const &dstDesc,
STENCIL_TABLE const *stencilTable,
MTLComputeEvaluator const *instance,
MTLContext* context)
{
if (instance) {
return instance->EvalStencils(srcBuffer, srcDesc,
dstBuffer, dstDesc,
stencilTable,
context);
} else {
// Create an instance on demand (slow)
instance = Create(srcDesc, dstDesc,
BufferDescriptor(),
BufferDescriptor(),
context);
if (instance) {
bool r = instance->EvalStencils(srcBuffer, srcDesc,
dstBuffer, dstDesc,
stencilTable,
context);
delete instance;
return r;
}
return false;
}
}
/// \brief Generic static stencil function. This function has a same
/// signature as other device kernels have so that it can be called
/// transparently from OsdMesh template interface.
///
/// @param srcBuffer Input primvar buffer.
/// must have BindVBO() method returning an
/// MTLBuffer object of source data
///
/// @param srcDesc vertex buffer descriptor for the input buffer
///
/// @param dstBuffer Output primvar buffer
/// must have BindVBO() method returning an
/// MTLBuffer object of destination data
///
/// @param dstDesc vertex buffer descriptor for the dstBuffer
///
/// @param duBuffer Output buffer derivative wrt u
/// must have BindVBO() method returning an
/// MTLBuffer object of destination data
///
/// @param duDesc vertex buffer descriptor for the duBuffer
///
/// @param dvBuffer Output buffer derivative wrt v
/// must have BindVBO() method returning an
/// MTLBuffer object of destination data
///
/// @param dvDesc vertex buffer descriptor for the dvBuffer
///
/// @param stencilTable stencil table to be applied. The table must have
/// MTLBuffer interfaces.
///
/// @param instance cached compiled instance. Clients are supposed to
/// pre-compile an instance of this class and provide
/// to this function. If it's null the kernel still
/// compute by instantiating on-demand kernel although
/// it may cause a performance problem.
///
/// @param context used to obtain the MTLDevice object and command queue
/// to obtain command buffers from.
///
template <typename SRC_BUFFER, typename DST_BUFFER, typename STENCIL_TABLE>
static bool EvalStencils(
SRC_BUFFER *srcBuffer, BufferDescriptor const &srcDesc,
DST_BUFFER *dstBuffer, BufferDescriptor const &dstDesc,
DST_BUFFER *duBuffer, BufferDescriptor const &duDesc,
DST_BUFFER *dvBuffer, BufferDescriptor const &dvDesc,
STENCIL_TABLE const *stencilTable,
MTLComputeEvaluator const *instance,
MTLContext* context) {
if (instance) {
return instance->EvalStencils(srcBuffer, srcDesc,
dstBuffer, dstDesc,
duBuffer, duDesc,
dvBuffer, dvDesc,
stencilTable,
context);
} else {
// Create an instance on demand (slow)
instance = Create(srcDesc, dstDesc, duDesc, dvDesc, context);
if (instance) {
bool r = instance->EvalStencils(srcBuffer, srcDesc,
dstBuffer, dstDesc,
duBuffer, duDesc,
dvBuffer, dvDesc,
stencilTable,
context);
delete instance;
return r;
}
return false;
}
}
/// \brief Generic static stencil function. This function has a same
/// signature as other device kernels have so that it can be called
/// transparently from OsdMesh template interface.
///
/// @param srcBuffer Input primvar buffer.
/// must have BindVBO() method returning an
/// MTLBuffer object of source data
///
/// @param srcDesc vertex buffer descriptor for the input buffer
///
/// @param dstBuffer Output primvar buffer
/// must have BindVBO() method returning an
/// MTLBuffer object of destination data
///
/// @param dstDesc vertex buffer descriptor for the dstBuffer
///
/// @param duBuffer Output buffer derivative wrt u
/// must have BindVBO() method returning an
/// MTLBuffer object of destination data
///
/// @param duDesc vertex buffer descriptor for the duBuffer
///
/// @param dvBuffer Output buffer derivative wrt v
/// must have BindVBO() method returning an
/// MTLBuffer object of destination data
///
/// @param dvDesc vertex buffer descriptor for the dvBuffer
///
/// @param duuBuffer Output buffer 2nd derivative wrt u
/// must have BindVBO() method returning an
/// MTLBuffer object of destination data
///
/// @param duuDesc vertex buffer descriptor for the duuBuffer
///
/// @param duvBuffer Output buffer 2nd derivative wrt u and v
/// must have BindVBO() method returning an
/// MTLBuffer object of destination data
///
/// @param duvDesc vertex buffer descriptor for the duvBuffer
///
/// @param dvvBuffer Output buffer 2nd derivative wrt v
/// must have BindVBO() method returning an
/// MTLBuffer object of destination data
///
/// @param dvvDesc vertex buffer descriptor for the dvvBuffer
///
/// @param stencilTable stencil table to be applied. The table must have
/// MTLBuffer interfaces.
///
/// @param instance cached compiled instance. Clients are supposed to
/// pre-compile an instance of this class and provide
/// to this function. If it's null the kernel still
/// compute by instantiating on-demand kernel although
/// it may cause a performance problem.
///
/// @param context used to obtain the MTLDevice object and command queue
/// to obtain command buffers from.
///
template <typename SRC_BUFFER, typename DST_BUFFER, typename STENCIL_TABLE>
static bool EvalStencils(
SRC_BUFFER *srcBuffer, BufferDescriptor const &srcDesc,
DST_BUFFER *dstBuffer, BufferDescriptor const &dstDesc,
DST_BUFFER *duBuffer, BufferDescriptor const &duDesc,
DST_BUFFER *dvBuffer, BufferDescriptor const &dvDesc,
DST_BUFFER *duuBuffer, BufferDescriptor const &duuDesc,
DST_BUFFER *duvBuffer, BufferDescriptor const &duvDesc,
DST_BUFFER *dvvBuffer, BufferDescriptor const &dvvDesc,
STENCIL_TABLE const *stencilTable,
MTLComputeEvaluator const *instance,
MTLContext* context) {
if (instance) {
return instance->EvalStencils(srcBuffer, srcDesc,
dstBuffer, dstDesc,
duBuffer, duDesc,
dvBuffer, dvDesc,
duuBuffer, duuDesc,
duvBuffer, duvDesc,
dvvBuffer, dvvDesc,
stencilTable,
context);
} else {
// Create an instance on demand (slow)
instance = Create(srcDesc, dstDesc, duDesc, dvDesc,
duuDesc, duvDesc, dvvDesc, context);
if (instance) {
bool r = instance->EvalStencils(srcBuffer, srcDesc,
dstBuffer, dstDesc,
duBuffer, duDesc,
dvBuffer, dvDesc,
duuBuffer, duuDesc,
duvBuffer, duvDesc,
dvvBuffer, dvvDesc,
stencilTable,
context);
delete instance;
return r;
}
return false;
}
}
/// \brief Generic stencil function.
///
/// @param srcBuffer Input primvar buffer.
/// must have BindVBO() method returning an
/// MTLBuffer object of source data
///
/// @param srcDesc vertex buffer descriptor for the input buffer
///
/// @param dstBuffer Output primvar buffer
/// must have BindVBO() method returning an
/// MTLBuffer object of destination data
///
/// @param dstDesc vertex buffer descriptor for the output buffer
///
/// @param stencilTable stencil table to be applied. The table must have
/// MTLBuffer interfaces.
///
/// @param context used to obtain the MTLDevice object and command queue
/// to obtain command buffers from.
///
template <typename SRC_BUFFER, typename DST_BUFFER, typename STENCIL_TABLE>
bool EvalStencils(
SRC_BUFFER *srcBuffer, BufferDescriptor const &srcDesc,
DST_BUFFER *dstBuffer, BufferDescriptor const &dstDesc,
STENCIL_TABLE const *stencilTable,
MTLContext* context) const
{
return EvalStencils(srcBuffer->BindMTLBuffer(context), srcDesc,
dstBuffer->BindMTLBuffer(context), dstDesc,
0, BufferDescriptor(),
0, BufferDescriptor(),
stencilTable->GetSizesBuffer(),
stencilTable->GetOffsetsBuffer(),
stencilTable->GetIndicesBuffer(),
stencilTable->GetWeightsBuffer(),
0,
0,
/* start = */ 0,
/* end = */ stencilTable->GetNumStencils(),
context);
}
/// \brief Generic stencil function.
///
/// @param srcBuffer Input primvar buffer.
/// must have BindVBO() method returning an
/// MTLBuffer object of source data
///
/// @param srcDesc vertex buffer descriptor for the input buffer
///
/// @param dstBuffer Output primvar buffer
/// must have BindVBO() method returning an
/// MTLBuffer object of destination data
///
/// @param dstDesc vertex buffer descriptor for the dstBuffer
///
/// @param duBuffer Output buffer derivative wrt u
/// must have BindVBO() method returning an
/// MTLBuffer object of destination data
///
/// @param duDesc vertex buffer descriptor for the duBuffer
///
/// @param dvBuffer Output buffer derivative wrt v
/// must have BindVBO() method returning an
/// MTLBuffer object of destination data
///
/// @param dvDesc vertex buffer descriptor for the dvBuffer
///
/// @param stencilTable stencil table to be applied. The table must have
/// MTLBuffer interfaces.
///
/// @param context used to obtain the MTLDevice object and command queue
/// to obtain command buffers from.
///
template <typename SRC_BUFFER, typename DST_BUFFER, typename STENCIL_TABLE>
bool EvalStencils(
SRC_BUFFER *srcBuffer, BufferDescriptor const &srcDesc,
DST_BUFFER *dstBuffer, BufferDescriptor const &dstDesc,
DST_BUFFER *duBuffer, BufferDescriptor const &duDesc,
DST_BUFFER *dvBuffer, BufferDescriptor const &dvDesc,
STENCIL_TABLE const *stencilTable,
MTLContext* context) const
{
return EvalStencils(srcBuffer->BindMTLBuffer(context), srcDesc,
dstBuffer->BindMTLBuffer(context), dstDesc,
duBuffer->BindMTLBuffer(context), duDesc,
dvBuffer->BindMTLBuffer(context), dvDesc,
stencilTable->GetSizesBuffer(),
stencilTable->GetOffsetsBuffer(),
stencilTable->GetIndicesBuffer(),
stencilTable->GetWeightsBuffer(),
stencilTable->GetDuWeightsBuffer(),
stencilTable->GetDvWeightsBuffer(),
/* start = */ 0,
/* end = */ stencilTable->GetNumStencils(),
context);
}
/// \brief Generic stencil function.
///
/// @param srcBuffer Input primvar buffer.
/// must have BindVBO() method returning an
/// MTLBuffer object of source data
///
/// @param srcDesc vertex buffer descriptor for the input buffer
///
/// @param dstBuffer Output primvar buffer
/// must have BindVBO() method returning an
/// MTLBuffer object of destination data
///
/// @param dstDesc vertex buffer descriptor for the dstBuffer
///
/// @param duBuffer Output buffer derivative wrt u
/// must have BindVBO() method returning an
/// MTLBuffer object of destination data
///
/// @param duDesc vertex buffer descriptor for the duBuffer
///
/// @param dvBuffer Output buffer derivative wrt v
/// must have BindVBO() method returning an
/// MTLBuffer object of destination data
///
/// @param dvDesc vertex buffer descriptor for the dvBuffer
///
/// @param duuBuffer Output buffer 2nd derivative wrt u
/// must have BindVBO() method returning an
/// MTLBuffer object of destination data
///
/// @param duuDesc vertex buffer descriptor for the duuBuffer
///
/// @param duvBuffer Output buffer 2nd derivative wrt u and v
/// must have BindVBO() method returning an
/// MTLBuffer object of destination data
///
/// @param duvDesc vertex buffer descriptor for the duvBuffer
///
/// @param dvvBuffer Output buffer 2nd derivative wrt v
/// must have BindVBO() method returning an
/// MTLBuffer object of destination data
///
/// @param dvvDesc vertex buffer descriptor for the dvvBuffer
///
/// @param stencilTable stencil table to be applied. The table must have
/// MTLBuffer interfaces.
///
/// @param context used to obtain the MTLDevice object and command queue
/// to obtain command buffers from.
///
template <typename SRC_BUFFER, typename DST_BUFFER, typename STENCIL_TABLE>
bool EvalStencils(
SRC_BUFFER *srcBuffer, BufferDescriptor const &srcDesc,
DST_BUFFER *dstBuffer, BufferDescriptor const &dstDesc,
DST_BUFFER *duBuffer, BufferDescriptor const &duDesc,
DST_BUFFER *dvBuffer, BufferDescriptor const &dvDesc,
DST_BUFFER *duuBuffer, BufferDescriptor const &duuDesc,
DST_BUFFER *duvBuffer, BufferDescriptor const &duvDesc,
DST_BUFFER *dvvBuffer, BufferDescriptor const &dvvDesc,
STENCIL_TABLE const *stencilTable,
MTLContext* context) const
{
return EvalStencils(srcBuffer->BindMTLBuffer(context), srcDesc,
dstBuffer->BindMTLBuffer(context), dstDesc,
duBuffer->BindMTLBuffer(context), duDesc,
dvBuffer->BindMTLBuffer(context), dvDesc,
duuBuffer->BindMTLBuffer(context), duuDesc,
duvBuffer->BindMTLBuffer(context), duvDesc,
dvvBuffer->BindMTLBuffer(context), dvvDesc,
stencilTable->GetSizesBuffer(),
stencilTable->GetOffsetsBuffer(),
stencilTable->GetIndicesBuffer(),
stencilTable->GetWeightsBuffer(),
stencilTable->GetDuWeightsBuffer(),
stencilTable->GetDvWeightsBuffer(),
stencilTable->GetDuuWeightsBuffer(),
stencilTable->GetDuvWeightsBuffer(),
stencilTable->GetDvvWeightsBuffer(),
/* start = */ 0,
/* end = */ stencilTable->GetNumStencils(),
context);
}
/// \brief Dispatch the MTL compute kernel on GPU asynchronously
/// returns false if the kernel hasn't been compiled yet.
///
/// @param srcBuffer MTLBuffer of input primvar source data
///
/// @param srcDesc vertex buffer descriptor for the srcBuffer
///
/// @param dstBuffer MTLBuffer of output primvar destination data
///
/// @param dstDesc vertex buffer descriptor for the dstBuffer
///
/// @param duBuffer MTLBuffer of output derivative wrt u
///
/// @param duDesc vertex buffer descriptor for the duBuffer
///
/// @param dvBuffer MTLBuffer of output derivative wrt v
///
/// @param dvDesc vertex buffer descriptor for the dvBuffer
///
/// @param sizesBuffer MTLBuffer of the sizes in the stencil table
///
/// @param offsetsBuffer MTLBuffer of the offsets in the stencil table
///
/// @param indicesBuffer MTLBuffer of the indices in the stencil table
///
/// @param weightsBuffer MTLBuffer of the weights in the stencil table
///
/// @param duWeightsBuffer MTLBuffer of the du weights in the stencil table
///
/// @param dvWeightsBuffer MTLBuffer of the dv weights in the stencil table
///
/// @param start start index of stencil table
///
/// @param end end index of stencil table
///
/// @param context used to obtain the MTLDevice object and command queue
/// to obtain command buffers from.
///
bool EvalStencils(id<MTLBuffer> srcBuffer, BufferDescriptor const &srcDesc,
id<MTLBuffer> dstBuffer, BufferDescriptor const &dstDesc,
id<MTLBuffer> duBuffer, BufferDescriptor const &duDesc,
id<MTLBuffer> dvBuffer, BufferDescriptor const &dvDesc,
id<MTLBuffer> sizesBuffer,
id<MTLBuffer> offsetsBuffer,
id<MTLBuffer> indicesBuffer,
id<MTLBuffer> weightsBuffer,
id<MTLBuffer> duWeightsBuffer,
id<MTLBuffer> dvWeightsBuffer,
int start,
int end,
MTLContext* context) const;
/// \brief Dispatch the MTL compute kernel on GPU asynchronously
/// returns false if the kernel hasn't been compiled yet.
///
/// @param srcBuffer MTLBuffer of input primvar source data
///
/// @param srcDesc vertex buffer descriptor for the srcBuffer
///
/// @param dstBuffer MTLBuffer of output primvar destination data
///
/// @param dstDesc vertex buffer descriptor for the dstBuffer
///
/// @param duBuffer MTLBuffer of output derivative wrt u
///
/// @param duDesc vertex buffer descriptor for the duBuffer
///
/// @param dvBuffer MTLBuffer of output derivative wrt v
///
/// @param dvDesc vertex buffer descriptor for the dvBuffer
///
/// @param duuBuffer MTLBuffer of output 2nd derivative wrt u
///
/// @param duuDesc vertex buffer descriptor for the duuBuffer
///
/// @param duvBuffer MTLBuffer of output 2nd derivative wrt u and v
///
/// @param duvDesc vertex buffer descriptor for the duvBuffer
///
/// @param dvvBuffer MTLBuffer of output 2nd derivative wrt v
///
/// @param dvvDesc vertex buffer descriptor for the dvvBuffer
///
/// @param sizesBuffer MTLBuffer of the sizes in the stencil table
///
/// @param offsetsBuffer MTLBuffer of the offsets in the stencil table
///
/// @param indicesBuffer MTLBuffer of the indices in the stencil table
///
/// @param weightsBuffer MTLBuffer of the weights in the stencil table
///
/// @param duWeightsBuffer MTLBuffer of the du weights in the stencil table
///
/// @param dvWeightsBuffer MTLBuffer of the dv weights in the stencil table
///
/// @param duuWeightsBuffer MTLBuffer of the duu weights in the stencil table
///
/// @param duvWeightsBuffer MTLBuffer of the duv weights in the stencil table
///
/// @param dvvWeightsBuffer MTLBuffer of the dvv weights in the stencil table
///
/// @param start start index of stencil table
///
/// @param end end index of stencil table
///
/// @param context used to obtain the MTLDevice object and command queue
/// to obtain command buffers from.
///
bool EvalStencils(id<MTLBuffer> srcBuffer, BufferDescriptor const &srcDesc,
id<MTLBuffer> dstBuffer, BufferDescriptor const &dstDesc,
id<MTLBuffer> duBuffer, BufferDescriptor const &duDesc,
id<MTLBuffer> dvBuffer, BufferDescriptor const &dvDesc,
id<MTLBuffer> duuBuffer, BufferDescriptor const &duuDesc,
id<MTLBuffer> duvBuffer, BufferDescriptor const &duvDesc,
id<MTLBuffer> dvvBuffer, BufferDescriptor const &dvvDesc,
id<MTLBuffer> sizesBuffer,
id<MTLBuffer> offsetsBuffer,
id<MTLBuffer> indicesBuffer,
id<MTLBuffer> weightsBuffer,
id<MTLBuffer> duWeightsBuffer,
id<MTLBuffer> dvWeightsBuffer,
id<MTLBuffer> duuWeightsBuffer,
id<MTLBuffer> duvWeightsBuffer,
id<MTLBuffer> dvvWeightsBuffer,
int start,
int end,
MTLContext* context) const;
/// ----------------------------------------------------------------------
///
/// Limit evaluations with PatchTable
///
/// ----------------------------------------------------------------------
/// \brief Generic limit eval function. This function has a same
/// signature as other device kernels have so that it can be called
/// in the same way.
///
/// @param srcBuffer Input primvar buffer.
/// must have BindVBO() method returning an
/// MTLBuffer object of source data
///
/// @param srcDesc vertex buffer descriptor for the input buffer
///
/// @param dstBuffer Output primvar buffer
/// must have BindVBO() method returning an
/// MTLBuffer object of destination data
///
/// @param dstDesc vertex buffer descriptor for the output buffer
///
/// @param numPatchCoords number of patchCoords.
///
/// @param patchCoords array of locations to be evaluated.
/// must have BindVBO() method returning an
/// array of PatchCoord struct in VBO.
///
/// @param patchTable MTLPatchTable or equivalent
///
/// @param instance cached compiled instance. Clients are supposed to
/// pre-compile an instance of this class and provide
/// to this function. If it's null the kernel still
/// compute by instantiating on-demand kernel although
/// it may cause a performance problem.
///
/// @param context used to obtain the MTLDevice object and command queue
/// to obtain command buffers from.
///
template <typename SRC_BUFFER, typename DST_BUFFER,
typename PATCHCOORD_BUFFER, typename PATCH_TABLE>
static bool EvalPatches(
SRC_BUFFER *srcBuffer, BufferDescriptor const &srcDesc,
DST_BUFFER *dstBuffer, BufferDescriptor const &dstDesc,
int numPatchCoords,
PATCHCOORD_BUFFER *patchCoords,
PATCH_TABLE *patchTable,
MTLComputeEvaluator const *instance,
MTLContext* context) {
if (instance) {
return instance->EvalPatches(srcBuffer, srcDesc,
dstBuffer, dstDesc,
numPatchCoords, patchCoords,
patchTable,
context);
} else {
// Create an instance on demand (slow)
instance = Create(srcDesc, dstDesc,
BufferDescriptor(),
BufferDescriptor(),
context);
if (instance) {
bool r = instance->EvalPatches(srcBuffer, srcDesc,
dstBuffer, dstDesc,
numPatchCoords, patchCoords,
patchTable,
context);
delete instance;
return r;
}
return false;
}
}
/// \brief Generic limit eval function. This function has a same
/// signature as other device kernels have so that it can be called
/// in the same way.
///
/// @param srcBuffer Input primvar buffer.
/// must have BindVBO() method returning an
/// MTLBuffer object of source data
///
/// @param srcDesc vertex buffer descriptor for the input buffer
///
/// @param dstBuffer Output primvar buffer
/// must have BindVBO() method returning an
/// MTLBuffer object of destination data
///
/// @param dstDesc vertex buffer descriptor for the output buffer
///
/// @param duBuffer Output buffer derivative wrt u
/// must have BindVBO() method returning an
/// MTLBuffer object of destination data
///
/// @param duDesc vertex buffer descriptor for the duBuffer
///
/// @param dvBuffer Output buffer derivative wrt v
/// must have BindVBO() method returning an
/// MTLBuffer object of destination data
///
/// @param dvDesc vertex buffer descriptor for the dvBuffer
///
/// @param numPatchCoords number of patchCoords.
///
/// @param patchCoords array of locations to be evaluated.
/// must have BindVBO() method returning an
/// array of PatchCoord struct in VBO.
///
/// @param patchTable MTLPatchTable or equivalent
///
/// @param instance cached compiled instance. Clients are supposed to
/// pre-compile an instance of this class and provide
/// to this function. If it's null the kernel still
/// compute by instantiating on-demand kernel although
/// it may cause a performance problem.
///
/// @param context used to obtain the MTLDevice object and command queue
/// to obtain command buffers from.
///
template <typename SRC_BUFFER, typename DST_BUFFER,
typename PATCHCOORD_BUFFER, typename PATCH_TABLE>
static bool EvalPatches(
SRC_BUFFER *srcBuffer, BufferDescriptor const &srcDesc,
DST_BUFFER *dstBuffer, BufferDescriptor const &dstDesc,
DST_BUFFER *duBuffer, BufferDescriptor const &duDesc,
DST_BUFFER *dvBuffer, BufferDescriptor const &dvDesc,
int numPatchCoords,
PATCHCOORD_BUFFER *patchCoords,
PATCH_TABLE *patchTable,
MTLComputeEvaluator* instance,
MTLContext* context) {
if (instance) {
return instance->EvalPatches(srcBuffer, srcDesc,
dstBuffer, dstDesc,
duBuffer, duDesc,
dvBuffer, dvDesc,
numPatchCoords, patchCoords,
patchTable,
context);
} else {
// Create an instance on demand (slow)
instance = Create(srcDesc, dstDesc,
duDesc, dvDesc, context);
if (instance) {
bool r = instance->EvalPatches(srcBuffer, srcDesc,
dstBuffer, dstDesc,
duBuffer, duDesc,
dvBuffer, dvDesc,
numPatchCoords, patchCoords,
patchTable,
context);
delete instance;
return r;
}
return false;
}
}
/// \brief Generic limit eval function. This function has a same
/// signature as other device kernels have so that it can be called
/// in the same way.
///
/// @param srcBuffer Input primvar buffer.
/// must have BindVBO() method returning an
/// MTLBuffer object of source data
///
/// @param srcDesc vertex buffer descriptor for the input buffer
///
/// @param dstBuffer Output primvar buffer
/// must have BindVBO() method returning an
/// MTLBuffer object of destination data
///
/// @param dstDesc vertex buffer descriptor for the output buffer
///
/// @param duBuffer Output buffer derivative wrt u
/// must have BindVBO() method returning an
/// MTLBuffer object of destination data
///
/// @param duDesc vertex buffer descriptor for the duBuffer
///
/// @param dvBuffer Output buffer derivative wrt v
/// must have BindVBO() method returning an
/// MTLBuffer object of destination data
///
/// @param dvDesc vertex buffer descriptor for the dvBuffer
///
/// @param duuBuffer Output buffer 2nd derivative wrt u
/// must have BindVBO() method returning an
/// MTLBuffer object of destination data
///
/// @param duuDesc vertex buffer descriptor for the duuBuffer
///
/// @param duvBuffer Output buffer 2nd derivative wrt u and v
/// must have BindVBO() method returning an
/// MTLBuffer object of destination data
///
/// @param duvDesc vertex buffer descriptor for the duvBuffer
///
/// @param dvvBuffer Output buffer 2nd derivative wrt v
/// must have BindVBO() method returning an
/// MTLBuffer object of destination data
///
/// @param dvvDesc vertex buffer descriptor for the dvvBuffer
///
/// @param numPatchCoords number of patchCoords.
///
/// @param patchCoords array of locations to be evaluated.
/// must have BindVBO() method returning an
/// array of PatchCoord struct in VBO.
///
/// @param patchTable MTLPatchTable or equivalent
///
/// @param instance cached compiled instance. Clients are supposed to
/// pre-compile an instance of this class and provide
/// to this function. If it's null the kernel still
/// compute by instantiating on-demand kernel although
/// it may cause a performance problem.
///
/// @param context used to obtain the MTLDevice object and command queue
/// to obtain command buffers from.
///
template <typename SRC_BUFFER, typename DST_BUFFER,
typename PATCHCOORD_BUFFER, typename PATCH_TABLE>
static bool EvalPatches(
SRC_BUFFER *srcBuffer, BufferDescriptor const &srcDesc,
DST_BUFFER *dstBuffer, BufferDescriptor const &dstDesc,
DST_BUFFER *duBuffer, BufferDescriptor const &duDesc,
DST_BUFFER *dvBuffer, BufferDescriptor const &dvDesc,
DST_BUFFER *duuBuffer, BufferDescriptor const &duuDesc,
DST_BUFFER *duvBuffer, BufferDescriptor const &duvDesc,
DST_BUFFER *dvvBuffer, BufferDescriptor const &dvvDesc,
int numPatchCoords,
PATCHCOORD_BUFFER *patchCoords,
PATCH_TABLE *patchTable,
MTLComputeEvaluator* instance,
MTLContext* context) {
if (instance) {
return instance->EvalPatches(srcBuffer, srcDesc,
dstBuffer, dstDesc,
duBuffer, duDesc,
dvBuffer, dvDesc,
duuBuffer, duuDesc,
duvBuffer, duvDesc,
dvvBuffer, dvvDesc,
numPatchCoords, patchCoords,
patchTable,
context);
} else {
// Create an instance on demand (slow)
instance = Create(srcDesc, dstDesc,
duDesc, dvDesc,
duuDesc, duvDesc, dvvDesc, context);
if (instance) {
bool r = instance->EvalPatches(srcBuffer, srcDesc,
dstBuffer, dstDesc,
duBuffer, duDesc,
dvBuffer, dvDesc,
duuBuffer, duuDesc,
duvBuffer, duvDesc,
dvvBuffer, dvvDesc,
numPatchCoords, patchCoords,
patchTable,
context);
delete instance;
return r;
}
return false;
}
}
/// \brief Generic limit eval function. This function has a same
/// signature as other device kernels have so that it can be called
/// in the same way.
///
/// @param srcBuffer Input primvar buffer.
/// must have BindVBO() method returning an
/// MTLBuffer object of source data
///
/// @param srcDesc vertex buffer descriptor for the input buffer
///
/// @param dstBuffer Output primvar buffer
/// must have BindVBOBuffer() method returning an
/// MTLBuffer object of destination data
///
/// @param dstDesc vertex buffer descriptor for the output buffer
///
/// @param numPatchCoords number of patchCoords.
///
/// @param patchCoords array of locations to be evaluated.
/// must have BindVBO() method returning an
/// array of PatchCoord struct in VBO.
///
/// @param patchTable MTLPatchTable or equivalent
///
/// @param context used to obtain the MTLDevice object and command queue
/// to obtain command buffers from.
///
template <typename SRC_BUFFER, typename DST_BUFFER,
typename PATCHCOORD_BUFFER, typename PATCH_TABLE>
bool EvalPatches(
SRC_BUFFER *srcBuffer, BufferDescriptor const &srcDesc,
DST_BUFFER *dstBuffer, BufferDescriptor const &dstDesc,
int numPatchCoords,
PATCHCOORD_BUFFER *patchCoords,
PATCH_TABLE *patchTable,
MTLContext* context) const {
return EvalPatches(srcBuffer->BindMTLBuffer(context), srcDesc,
dstBuffer->BindMTLBuffer(context), dstDesc,
0, BufferDescriptor(),
0, BufferDescriptor(),
numPatchCoords,
patchCoords->BindMTLBuffer(context),
patchTable->GetPatchArrays(),
patchTable->GetPatchIndexBuffer(),
patchTable->GetPatchParamBuffer(),
context);
}
/// \brief Generic limit eval function with derivatives. This function has
/// a same signature as other device kernels have so that it can be
/// called in the same way.
///
/// @param srcBuffer Input primvar buffer.
/// must have BindVBO() method returning an
/// MTLBuffer object of source data
///
/// @param srcDesc vertex buffer descriptor for the input buffer
///
/// @param dstBuffer Output primvar buffer
/// must have BindVBO() method returning an
/// MTLBuffer object of destination data
///
/// @param dstDesc vertex buffer descriptor for the output buffer
///
/// @param duBuffer Output buffer derivative wrt u
/// must have BindVBO() method returning an
/// MTLBuffer object of destination data
///
/// @param duDesc vertex buffer descriptor for the duBuffer
///
/// @param dvBuffer Output buffer derivative wrt v
/// must have BindVBO() method returning an
/// MTLBuffer object of destination data
///
/// @param dvDesc vertex buffer descriptor for the dvBuffer
///
/// @param numPatchCoords number of patchCoords.
///
/// @param patchCoords array of locations to be evaluated.
///
/// @param patchTable MTLPatchTable or equivalent
///
/// @param context used to obtain the MTLDevice object and command queue
/// to obtain command buffers from.
///
template <typename SRC_BUFFER, typename DST_BUFFER,
typename PATCHCOORD_BUFFER, typename PATCH_TABLE>
bool EvalPatches(
SRC_BUFFER *srcBuffer, BufferDescriptor const &srcDesc,
DST_BUFFER *dstBuffer, BufferDescriptor const &dstDesc,
DST_BUFFER *duBuffer, BufferDescriptor const &duDesc,
DST_BUFFER *dvBuffer, BufferDescriptor const &dvDesc,
int numPatchCoords,
PATCHCOORD_BUFFER *patchCoords,
PATCH_TABLE *patchTable,
MTLContext* context) const {
return EvalPatches(srcBuffer->BindMTLBuffer(context), srcDesc,
dstBuffer->BindMTLBuffer(context), dstDesc,
duBuffer->BindMTLBuffer(context), duDesc,
dvBuffer->BindMTLBuffer(context), dvDesc,
numPatchCoords,
patchCoords->BindMTLBuffer(context),
patchTable->GetPatchArrays(),
patchTable->GetPatchIndexBuffer(),
patchTable->GetPatchParamBuffer(),
context);
}
/// \brief Generic limit eval function with derivatives. This function has
/// a same signature as other device kernels have so that it can be
/// called in the same way.
///
/// @param srcBuffer Input primvar buffer.
/// must have BindVBO() method returning a
/// MTLBuffer object of source data
///
/// @param srcDesc vertex buffer descriptor for the input buffer
///
/// @param dstBuffer Output primvar buffer
/// must have BindVBO() method returning a
/// MTLBuffer object of destination data
///
/// @param dstDesc vertex buffer descriptor for the output buffer
///
/// @param duBuffer Output buffer derivative wrt u
/// must have BindVBO() method returning a
/// MTLBuffer object of destination data
///
/// @param duDesc vertex buffer descriptor for the duBuffer
///
/// @param dvBuffer Output buffer derivative wrt v
/// must have BindVBO() method returning a
/// MTLBuffer object of destination data
///
/// @param dvDesc vertex buffer descriptor for the dvBuffer
///
/// @param duuBuffer Output buffer 2nd derivative wrt u
/// must have BindVBO() method returning a
/// MTLBuffer object of destination data
///
/// @param duuDesc vertex buffer descriptor for the duuBuffer
///
/// @param duvBuffer Output buffer 2nd derivative wrt u and v
/// must have BindVBO() method returning a
/// MTLBuffer object of destination data
///
/// @param duvDesc vertex buffer descriptor for the duvBuffer
///
/// @param dvvBuffer Output buffer 2nd derivative wrt v
/// must have BindVBO() method returning a
/// MTLBuffer object of destination data
///
/// @param dvvDesc vertex buffer descriptor for the dvvBuffer
///
/// @param numPatchCoords number of patchCoords.
///
/// @param patchCoords array of locations to be evaluated.
///
/// @param patchTable MTLPatchTable or equivalent
///
/// @param context used to obtain the MTLDevice object and command queue
/// to obtain command buffers from.
///
template <typename SRC_BUFFER, typename DST_BUFFER,
typename PATCHCOORD_BUFFER, typename PATCH_TABLE>
bool EvalPatches(
SRC_BUFFER *srcBuffer, BufferDescriptor const &srcDesc,
DST_BUFFER *dstBuffer, BufferDescriptor const &dstDesc,
DST_BUFFER *duBuffer, BufferDescriptor const &duDesc,
DST_BUFFER *dvBuffer, BufferDescriptor const &dvDesc,
DST_BUFFER *duuBuffer, BufferDescriptor const &duuDesc,
DST_BUFFER *duvBuffer, BufferDescriptor const &duvDesc,
DST_BUFFER *dvvBuffer, BufferDescriptor const &dvvDesc,
int numPatchCoords,
PATCHCOORD_BUFFER *patchCoords,
PATCH_TABLE *patchTable,
MTLContext* context) const {
return EvalPatches(srcBuffer->BindMTLBuffer(context), srcDesc,
dstBuffer->BindMTLBuffer(context), dstDesc,
duBuffer->BindMTLBuffer(context), duDesc,
dvBuffer->BindMTLBuffer(context), dvDesc,
duuBuffer->BindMTLBuffer(context), duuDesc,
duvBuffer->BindMTLBuffer(context), duvDesc,
dvvBuffer->BindMTLBuffer(context), dvvDesc,
numPatchCoords,
patchCoords->BindMTLBuffer(context),
patchTable->GetPatchArrays(),
patchTable->GetPatchIndexBuffer(),
patchTable->GetPatchParamBuffer(),
context);
}
bool EvalPatches(id<MTLBuffer> srcBuffer, BufferDescriptor const &srcDesc,
id<MTLBuffer> dstBuffer, BufferDescriptor const &dstDesc,
id<MTLBuffer> duBuffer, BufferDescriptor const &duDesc,
id<MTLBuffer> dvBuffer, BufferDescriptor const &dvDesc,
int numPatchCoords,
id<MTLBuffer> patchCoordsBuffer,
const PatchArrayVector &patchArrays,
id<MTLBuffer> patchIndexBuffer,
id<MTLBuffer> patchParamsBuffer,
MTLContext* context) const;
bool EvalPatches(id<MTLBuffer> srcBuffer, BufferDescriptor const &srcDesc,
id<MTLBuffer> dstBuffer, BufferDescriptor const &dstDesc,
id<MTLBuffer> duBuffer, BufferDescriptor const &duDesc,
id<MTLBuffer> dvBuffer, BufferDescriptor const &dvDesc,
id<MTLBuffer> duuBuffer, BufferDescriptor const &duuDesc,
id<MTLBuffer> duvBuffer, BufferDescriptor const &duvDesc,
id<MTLBuffer> dvvBuffer, BufferDescriptor const &dvvDesc,
int numPatchCoords,
id<MTLBuffer> patchCoordsBuffer,
const PatchArrayVector &patchArrays,
id<MTLBuffer> patchIndexBuffer,
id<MTLBuffer> patchParamsBuffer,
MTLContext* context) const;
/// \brief Generic limit eval function. This function has a same
/// signature as other device kernels have so that it can be called
/// in the same way.
///
/// @param srcBuffer Input primvar buffer.
/// must have BindVBO() method returning an
/// MTLBuffer object of source data
///
/// @param srcDesc vertex buffer descriptor for the input buffer
///
/// @param dstBuffer Output primvar buffer
/// must have BindVBO() method returning an
/// MTLBuffer object of destination data
///
/// @param dstDesc vertex buffer descriptor for the output buffer
///
/// @param numPatchCoords number of patchCoords.
///
/// @param patchCoords array of locations to be evaluated.
/// must have BindVBO() method returning an
/// array of PatchCoord struct in VBO.
///
/// @param patchTable MTLPatchTable or equivalent
///
/// @param instance cached compiled instance. Clients are supposed to
/// pre-compile an instance of this class and provide
/// to this function. If it's null the kernel still
/// compute by instantiating on-demand kernel although
/// it may cause a performance problem.
///
/// @param deviceContext used to obtain the MTLDevice object and command queue
/// to obtain command buffers from.
///
template <typename SRC_BUFFER, typename DST_BUFFER,
typename PATCHCOORD_BUFFER, typename PATCH_TABLE>
static bool EvalPatchesVarying(
SRC_BUFFER *srcBuffer, BufferDescriptor const &srcDesc,
DST_BUFFER *dstBuffer, BufferDescriptor const &dstDesc,
int numPatchCoords,
PATCHCOORD_BUFFER *patchCoords,
PATCH_TABLE *patchTable,
MTLComputeEvaluator const *instance,
MTLContext* deviceContext) {
if (instance) {
return instance->EvalPatchesVarying(
srcBuffer, srcDesc,
dstBuffer, dstDesc,
numPatchCoords, patchCoords,
patchTable,
deviceContext);
} else {
// Create an instance on demand (slow)
instance = Create(srcDesc, dstDesc,
BufferDescriptor(),
BufferDescriptor(),
deviceContext);
if (instance) {
bool r = instance->EvalPatchesVarying(
srcBuffer, srcDesc,
dstBuffer, dstDesc,
numPatchCoords, patchCoords,
patchTable,
deviceContext);
delete instance;
return r;
}
return false;
}
}
/// \brief Generic limit eval function. This function has a same
/// signature as other device kernels have so that it can be called
/// in the same way.
///
/// @param srcBuffer Input primvar buffer.
/// must have BindVBO() method returning an
/// MTLBuffer object of source data
///
/// @param srcDesc vertex buffer descriptor for the input buffer
///
/// @param dstBuffer Output primvar buffer
/// must have BindVBO() method returning an
/// MTLBuffer object of destination data
///
/// @param dstDesc vertex buffer descriptor for the output buffer
///
/// @param numPatchCoords number of patchCoords.
///
/// @param patchCoords array of locations to be evaluated.
/// must have BindVBO() method returning an
/// array of PatchCoord struct in VBO.
///
/// @param patchTable MTLPatchTable or equivalent
///
/// @param deviceContext used to obtain the MTLDevice object and command queue
/// to obtain command buffers from.
///
template <typename SRC_BUFFER, typename DST_BUFFER,
typename PATCHCOORD_BUFFER, typename PATCH_TABLE>
bool EvalPatchesVarying(
SRC_BUFFER *srcBuffer, BufferDescriptor const &srcDesc,
DST_BUFFER *dstBuffer, BufferDescriptor const &dstDesc,
int numPatchCoords,
PATCHCOORD_BUFFER *patchCoords,
PATCH_TABLE *patchTable,
MTLContext* deviceContext) const {
return EvalPatches(srcBuffer->BindMTLBuffer(deviceContext), srcDesc,
dstBuffer->BindMTLBuffer(deviceContext), dstDesc,
0, BufferDescriptor(),
0, BufferDescriptor(),
numPatchCoords,
patchCoords->BindMTLBuffer(deviceContext),
patchTable->GetVaryingPatchArrays(),
patchTable->GetVaryingPatchIndexBuffer(),
patchTable->GetPatchParamBuffer(),
deviceContext
);
}
/// \brief Generic limit eval function. This function has a same
/// signature as other device kernels have so that it can be called
/// in the same way.
///
/// @param srcBuffer Input primvar buffer.
/// must have BindVBO() method returning an
/// MTLBuffer object of source data
///
/// @param srcDesc vertex buffer descriptor for the input buffer
///
/// @param dstBuffer Output primvar buffer
/// must have BindVBO() method returning an
/// MTLBuffer object of destination data
///
/// @param dstDesc vertex buffer descriptor for the output buffer
///
/// @param duBuffer Output buffer derivative wrt u
/// must have BindVBO() method returning an
/// MTLBuffer object of destination data
///
/// @param duDesc vertex buffer descriptor for the duBuffer
///
/// @param dvBuffer Output buffer derivative wrt v
/// must have BindVBO() method returning an
/// MTLBuffer object of destination data
///
/// @param dvDesc vertex buffer descriptor for the dvBuffer
///
/// @param numPatchCoords number of patchCoords.
///
/// @param patchCoords array of locations to be evaluated.
/// must have BindVBO() method returning an
/// array of PatchCoord struct in VBO.
///
/// @param patchTable MTLPatchTable or equivalent
///
/// @param instance cached compiled instance. Clients are supposed to
/// pre-compile an instance of this class and provide
/// to this function. If it's null the kernel still
/// compute by instantiating on-demand kernel although
/// it may cause a performance problem.
///
/// @param deviceContext used to obtain the MTLDevice object and command queue
/// to obtain command buffers from.
///
template <typename SRC_BUFFER, typename DST_BUFFER,
typename PATCHCOORD_BUFFER, typename PATCH_TABLE>
static bool EvalPatchesVarying(
SRC_BUFFER *srcBuffer, BufferDescriptor const &srcDesc,
DST_BUFFER *dstBuffer, BufferDescriptor const &dstDesc,
DST_BUFFER *duBuffer, BufferDescriptor const &duDesc,
DST_BUFFER *dvBuffer, BufferDescriptor const &dvDesc,
int numPatchCoords,
PATCHCOORD_BUFFER *patchCoords,
PATCH_TABLE *patchTable,
MTLComputeEvaluator const *instance,
MTLContext* deviceContext) {
if (instance) {
return instance->EvalPatchesVarying(
srcBuffer, srcDesc,
dstBuffer, dstDesc,
duBuffer, duDesc,
dvBuffer, dvDesc,
numPatchCoords, patchCoords,
patchTable,
deviceContext);
} else {
// Create an instance on demand (slow)
instance = Create(srcDesc, dstDesc,
duDesc, dvDesc,
deviceContext);
if (instance) {
bool r = instance->EvalPatchesVarying(
srcBuffer, srcDesc,
dstBuffer, dstDesc,
duBuffer, duDesc,
dvBuffer, dvDesc,
numPatchCoords, patchCoords,
patchTable,
deviceContext);
delete instance;
return r;
}
return false;
}
}
/// \brief Generic limit eval function. This function has a same
/// signature as other device kernels have so that it can be called
/// in the same way.
///
/// @param srcBuffer Input primvar buffer.
/// must have BindVBO() method returning a
/// MTLBuffer object of source data
///
/// @param srcDesc vertex buffer descriptor for the input buffer
///
/// @param dstBuffer Output primvar buffer
/// must have BindVBO() method returning a
/// MTLBuffer object of destination data
///
/// @param dstDesc vertex buffer descriptor for the output buffer
///
/// @param duBuffer Output buffer derivative wrt u
/// must have BindVBO() method returning a
/// MTLBuffer object of destination data
///
/// @param duDesc vertex buffer descriptor for the duBuffer
///
/// @param dvBuffer Output buffer derivative wrt v
/// must have BindVBO() method returning a
/// MTLBuffer object of destination data
///
/// @param dvDesc vertex buffer descriptor for the dvBuffer
///
/// @param numPatchCoords number of patchCoords.
///
/// @param patchCoords array of locations to be evaluated.
/// must have BindVBO() method returning an
/// array of PatchCoord struct in VBO.
///
/// @param patchTable MTLPatchTable or equivalent
///
/// @param deviceContext used to obtain the MTLDevice object and command queue
/// to obtain command buffers from.
///
template <typename SRC_BUFFER, typename DST_BUFFER,
typename PATCHCOORD_BUFFER, typename PATCH_TABLE>
bool EvalPatchesVarying(
SRC_BUFFER *srcBuffer, BufferDescriptor const &srcDesc,
DST_BUFFER *dstBuffer, BufferDescriptor const &dstDesc,
DST_BUFFER *duBuffer, BufferDescriptor const &duDesc,
DST_BUFFER *dvBuffer, BufferDescriptor const &dvDesc,
int numPatchCoords,
PATCHCOORD_BUFFER *patchCoords,
PATCH_TABLE *patchTable,
MTLContext* deviceContext) const {
return EvalPatches(srcBuffer->BindMTLBuffer(deviceContext), srcDesc,
dstBuffer->BindMTLBuffer(deviceContext), dstDesc,
duBuffer->BindMTLBuffer(deviceContext), duDesc,
dvBuffer->BindMTLBuffer(deviceContext), dvDesc,
numPatchCoords,
patchCoords->BindMTLBuffer(deviceContext),
patchTable->GetVaryingPatchArrays(),
patchTable->GetVaryingPatchIndexBuffer(),
patchTable->GetPatchParamBuffer(),
deviceContext
);
}
/// \brief Generic limit eval function. This function has a same
/// signature as other device kernels have so that it can be called
/// in the same way.
///
/// @param srcBuffer Input primvar buffer.
/// must have BindVBO() method returning an
/// MTLBuffer object of source data
///
/// @param srcDesc vertex buffer descriptor for the input buffer
///
/// @param dstBuffer Output primvar buffer
/// must have BindVBO() method returning an
/// MTLBuffer object of destination data
///
/// @param dstDesc vertex buffer descriptor for the output buffer
///
/// @param duBuffer Output buffer derivative wrt u
/// must have BindVBO() method returning an
/// MTLBuffer object of destination data
///
/// @param duDesc vertex buffer descriptor for the duBuffer
///
/// @param dvBuffer Output buffer derivative wrt v
/// must have BindVBO() method returning an
/// MTLBuffer object of destination data
///
/// @param dvDesc vertex buffer descriptor for the dvBuffer
///
/// @param duuBuffer Output buffer 2nd derivative wrt u
/// must have BindVBO() method returning an
/// MTLBuffer object of destination data
///
/// @param duuDesc vertex buffer descriptor for the duuBuffer
///
/// @param duvBuffer Output buffer 2nd derivative wrt u and v
/// must have BindVBO() method returning an
/// MTLBuffer object of destination data
///
/// @param duvDesc vertex buffer descriptor for the duvBuffer
///
/// @param dvvBuffer Output buffer 2nd derivative wrt v
/// must have BindVBO() method returning an
/// MTLBuffer object of destination data
///
/// @param dvvDesc vertex buffer descriptor for the dvvBuffer
///
/// @param numPatchCoords number of patchCoords.
///
/// @param patchCoords array of locations to be evaluated.
/// must have BindVBO() method returning an
/// array of PatchCoord struct in VBO.
///
/// @param patchTable MTLPatchTable or equivalent
///
/// @param instance cached compiled instance. Clients are supposed to
/// pre-compile an instance of this class and provide
/// to this function. If it's null the kernel still
/// compute by instantiating on-demand kernel although
/// it may cause a performance problem.
///
/// @param deviceContext used to obtain the MTLDevice object and command queue
/// to obtain command buffers from.
///
template <typename SRC_BUFFER, typename DST_BUFFER,
typename PATCHCOORD_BUFFER, typename PATCH_TABLE>
static bool EvalPatchesVarying(
SRC_BUFFER *srcBuffer, BufferDescriptor const &srcDesc,
DST_BUFFER *dstBuffer, BufferDescriptor const &dstDesc,
DST_BUFFER *duBuffer, BufferDescriptor const &duDesc,
DST_BUFFER *dvBuffer, BufferDescriptor const &dvDesc,
DST_BUFFER *duuBuffer, BufferDescriptor const &duuDesc,
DST_BUFFER *duvBuffer, BufferDescriptor const &duvDesc,
DST_BUFFER *dvvBuffer, BufferDescriptor const &dvvDesc,
int numPatchCoords,
PATCHCOORD_BUFFER *patchCoords,
PATCH_TABLE *patchTable,
MTLComputeEvaluator const *instance,
MTLContext* deviceContext) {
if (instance) {
return instance->EvalPatchesVarying(
srcBuffer, srcDesc,
dstBuffer, dstDesc,
duBuffer, duDesc,
dvBuffer, dvDesc,
duuBuffer, duuDesc,
duvBuffer, duvDesc,
dvvBuffer, dvvDesc,
numPatchCoords, patchCoords,
patchTable,
deviceContext);
} else {
// Create an instance on demand (slow)
instance = Create(srcDesc, dstDesc,
duDesc, dvDesc,
duuDesc, duvDesc, dvvDesc,
deviceContext);
if (instance) {
bool r = instance->EvalPatchesVarying(
srcBuffer, srcDesc,
dstBuffer, dstDesc,
duBuffer, duDesc,
dvBuffer, dvDesc,
duuBuffer, duuDesc,
duvBuffer, duvDesc,
dvvBuffer, dvvDesc,
numPatchCoords, patchCoords,
patchTable,
deviceContext);
delete instance;
return r;
}
return false;
}
}
/// \brief Generic limit eval function. This function has a same
/// signature as other device kernels have so that it can be called
/// in the same way.
///
/// @param srcBuffer Input primvar buffer.
/// must have BindVBO() method returning a
/// MTLBuffer object of source data
///
/// @param srcDesc vertex buffer descriptor for the input buffer
///
/// @param dstBuffer Output primvar buffer
/// must have BindVBO() method returning a
/// MTLBuffer object of destination data
///
/// @param dstDesc vertex buffer descriptor for the output buffer
///
/// @param duBuffer Output buffer derivative wrt u
/// must have BindVBO() method returning a
/// MTLBuffer object of destination data
///
/// @param duDesc vertex buffer descriptor for the duBuffer
///
/// @param dvBuffer Output buffer derivative wrt v
/// must have BindVBO() method returning a
/// MTLBuffer object of destination data
///
/// @param dvDesc vertex buffer descriptor for the dvBuffer
///
/// @param duuBuffer Output buffer 2nd derivative wrt u
/// must have BindVBO() method returning a
/// MTLBuffer object of destination data
///
/// @param duuDesc vertex buffer descriptor for the duuBuffer
///
/// @param duvBuffer Output buffer 2nd derivative wrt u and v
/// must have BindVBO() method returning a
/// MTLBuffer object of destination data
///
/// @param duvDesc vertex buffer descriptor for the duvBuffer
///
/// @param dvvBuffer Output buffer 2nd derivative wrt v
/// must have BindVBO() method returning a
/// MTLBuffer object of destination data
///
/// @param dvvDesc vertex buffer descriptor for the dvvBuffer
///
/// @param numPatchCoords number of patchCoords.
///
/// @param patchCoords array of locations to be evaluated.
/// must have BindVBO() method returning an
/// array of PatchCoord struct in VBO.
///
/// @param patchTable MTLPatchTable or equivalent
///
/// @param deviceContext used to obtain the MTLDevice object and command queue
/// to obtain command buffers from.
///
template <typename SRC_BUFFER, typename DST_BUFFER,
typename PATCHCOORD_BUFFER, typename PATCH_TABLE>
bool EvalPatchesVarying(
SRC_BUFFER *srcBuffer, BufferDescriptor const &srcDesc,
DST_BUFFER *dstBuffer, BufferDescriptor const &dstDesc,
DST_BUFFER *duBuffer, BufferDescriptor const &duDesc,
DST_BUFFER *dvBuffer, BufferDescriptor const &dvDesc,
DST_BUFFER *duuBuffer, BufferDescriptor const &duuDesc,
DST_BUFFER *duvBuffer, BufferDescriptor const &duvDesc,
DST_BUFFER *dvvBuffer, BufferDescriptor const &dvvDesc,
int numPatchCoords,
PATCHCOORD_BUFFER *patchCoords,
PATCH_TABLE *patchTable,
MTLContext* deviceContext) const {
return EvalPatches(srcBuffer->BindMTLBuffer(deviceContext), srcDesc,
dstBuffer->BindMTLBuffer(deviceContext), dstDesc,
duBuffer->BindMTLBuffer(deviceContext), duDesc,
dvBuffer->BindMTLBuffer(deviceContext), dvDesc,
duuBuffer->BindMTLBuffer(deviceContext), duuDesc,
duvBuffer->BindMTLBuffer(deviceContext), duvDesc,
dvvBuffer->BindMTLBuffer(deviceContext), dvvDesc,
numPatchCoords,
patchCoords->BindMTLBuffer(deviceContext),
patchTable->GetVaryingPatchArrays(),
patchTable->GetVaryingPatchIndexBuffer(),
patchTable->GetPatchParamBuffer(),
deviceContext
);
}
/// \brief Generic limit eval function. This function has a same
/// signature as other device kernels have so that it can be called
/// in the same way.
///
/// @param srcBuffer Input primvar buffer.
/// must have BindVBO() method returning an
/// MTLBuffer object of source data
///
/// @param srcDesc vertex buffer descriptor for the input buffer
///
/// @param dstBuffer Output primvar buffer
/// must have BindVBO() method returning an
/// MTLBuffer object of destination data
///
/// @param dstDesc vertex buffer descriptor for the output buffer
///
/// @param numPatchCoords number of patchCoords.
///
/// @param patchCoords array of locations to be evaluated.
/// must have BindVBO() method returning an
/// array of PatchCoord struct in VBO.
///
/// @param patchTable MTLPatchTable or equivalent
///
/// @param fvarChannel face-varying channel
///
/// @param instance cached compiled instance. Clients are supposed to
/// pre-compile an instance of this class and provide
/// to this function. If it's null the kernel still
/// compute by instantiating on-demand kernel although
/// it may cause a performance problem.
///
/// @param deviceContext used to obtain the MTLDevice object and command queue
/// to obtain command buffers from.
///
template <typename SRC_BUFFER, typename DST_BUFFER,
typename PATCHCOORD_BUFFER, typename PATCH_TABLE>
static bool EvalPatchesFaceVarying(
SRC_BUFFER *srcBuffer, BufferDescriptor const &srcDesc,
DST_BUFFER *dstBuffer, BufferDescriptor const &dstDesc,
int numPatchCoords,
PATCHCOORD_BUFFER *patchCoords,
PATCH_TABLE *patchTable,
int fvarChannel,
MTLComputeEvaluator const *instance,
MTLContext* deviceContext) {
if (instance) {
return instance->EvalPatchesFaceVarying(
srcBuffer, srcDesc,
dstBuffer, dstDesc,
numPatchCoords, patchCoords,
patchTable,
fvarChannel,
deviceContext);
} else {
// Create an instance on demand (slow)
instance = Create(srcDesc, dstDesc,
BufferDescriptor(),
BufferDescriptor(),
deviceContext);
if (instance) {
bool r = instance->EvalPatchesFaceVarying(
srcBuffer, srcDesc,
dstBuffer, dstDesc,
numPatchCoords, patchCoords,
patchTable,
fvarChannel,
deviceContext);
delete instance;
return r;
}
return false;
}
}
/// \brief Generic limit eval function. This function has a same
/// signature as other device kernels have so that it can be called
/// in the same way.
///
/// @param srcBuffer Input primvar buffer.
/// must have BindVBO() method returning a
/// MTLBuffer object of source data
///
/// @param srcDesc vertex buffer descriptor for the input buffer
///
/// @param dstBuffer Output primvar buffer
/// must have BindVBO() method returning a
/// MTLBuffer object of destination data
///
/// @param dstDesc vertex buffer descriptor for the output buffer
///
/// @param numPatchCoords number of patchCoords.
///
/// @param patchCoords array of locations to be evaluated.
/// must have BindVBO() method returning an
/// array of PatchCoord struct in VBO.
///
/// @param patchTable MTLPatchTable or equivalent
///
/// @param fvarChannel face-varying channel
///
/// @param deviceContext used to obtain the MTLDevice object and command queue
/// to obtain command buffers from.
///
template <typename SRC_BUFFER, typename DST_BUFFER,
typename PATCHCOORD_BUFFER, typename PATCH_TABLE>
bool EvalPatchesFaceVarying(
SRC_BUFFER *srcBuffer, BufferDescriptor const &srcDesc,
DST_BUFFER *dstBuffer, BufferDescriptor const &dstDesc,
int numPatchCoords,
PATCHCOORD_BUFFER *patchCoords,
PATCH_TABLE *patchTable,
int fvarChannel,
MTLContext* deviceContext) const {
return EvalPatches(srcBuffer->BindMTLBuffer(deviceContext), srcDesc,
dstBuffer->BindMTLBuffer(deviceContext), dstDesc,
0, BufferDescriptor(),
0, BufferDescriptor(),
numPatchCoords,
patchCoords->BindMTLBuffer(deviceContext),
patchTable->GetFVarPatchArrays(fvarChannel),
patchTable->GetFVarPatchIndexBuffer(fvarChannel),
patchTable->GetFVarPatchParamBuffer(fvarChannel),
deviceContext
);
}
/// \brief Generic limit eval function. This function has a same
/// signature as other device kernels have so that it can be called
/// in the same way.
///
/// @param srcBuffer Input primvar buffer.
/// must have BindVBO() method returning an
/// MTLBuffer object of source data
///
/// @param srcDesc vertex buffer descriptor for the input buffer
///
/// @param dstBuffer Output primvar buffer
/// must have BindVBO() method returning an
/// MTLBuffer object of destination data
///
/// @param dstDesc vertex buffer descriptor for the output buffer
///
/// @param duBuffer Output buffer derivative wrt u
/// must have BindVBO() method returning an
/// MTLBuffer object of destination data
///
/// @param duDesc vertex buffer descriptor for the duBuffer
///
/// @param dvBuffer Output buffer derivative wrt v
/// must have BindVBO() method returning an
/// MTLBuffer object of destination data
///
/// @param dvDesc vertex buffer descriptor for the dvBuffer
///
/// @param numPatchCoords number of patchCoords.
///
/// @param patchCoords array of locations to be evaluated.
/// must have BindVBO() method returning an
/// array of PatchCoord struct in VBO.
///
/// @param patchTable MTLPatchTable or equivalent
///
/// @param fvarChannel face-varying channel
///
/// @param instance cached compiled instance. Clients are supposed to
/// pre-compile an instance of this class and provide
/// to this function. If it's null the kernel still
/// compute by instantiating on-demand kernel although
/// it may cause a performance problem.
///
/// @param deviceContext used to obtain the MTLDevice object and command queue
/// to obtain command buffers from.
///
template <typename SRC_BUFFER, typename DST_BUFFER,
typename PATCHCOORD_BUFFER, typename PATCH_TABLE>
static bool EvalPatchesFaceVarying(
SRC_BUFFER *srcBuffer, BufferDescriptor const &srcDesc,
DST_BUFFER *dstBuffer, BufferDescriptor const &dstDesc,
DST_BUFFER *duBuffer, BufferDescriptor const &duDesc,
DST_BUFFER *dvBuffer, BufferDescriptor const &dvDesc,
int numPatchCoords,
PATCHCOORD_BUFFER *patchCoords,
PATCH_TABLE *patchTable,
int fvarChannel,
MTLComputeEvaluator const *instance,
MTLContext* deviceContext) {
if (instance) {
return instance->EvalPatchesFaceVarying(
srcBuffer, srcDesc,
dstBuffer, dstDesc,
duBuffer, duDesc,
dvBuffer, dvDesc,
numPatchCoords, patchCoords,
patchTable,
fvarChannel,
deviceContext);
} else {
// Create an instance on demand (slow)
instance = Create(srcDesc, dstDesc,
duDesc, dvDesc,
deviceContext);
if (instance) {
bool r = instance->EvalPatchesFaceVarying(
srcBuffer, srcDesc,
dstBuffer, dstDesc,
duBuffer, duDesc,
dvBuffer, dvDesc,
numPatchCoords, patchCoords,
patchTable,
fvarChannel,
deviceContext);
delete instance;
return r;
}
return false;
}
}
/// \brief Generic limit eval function. This function has a same
/// signature as other device kernels have so that it can be called
/// in the same way.
///
/// @param srcBuffer Input primvar buffer.
/// must have BindVBO() method returning a
/// MTLBuffer object of source data
///
/// @param srcDesc vertex buffer descriptor for the input buffer
///
/// @param dstBuffer Output primvar buffer
/// must have BindVBO() method returning a
/// MTLBuffer object of destination data
///
/// @param dstDesc vertex buffer descriptor for the output buffer
///
/// @param duBuffer Output buffer derivative wrt u
/// must have BindVBO() method returning a
/// MTLBuffer object of destination data
///
/// @param duDesc vertex buffer descriptor for the duBuffer
///
/// @param dvBuffer Output buffer derivative wrt v
/// must have BindVBO() method returning a
/// MTLBuffer object of destination data
///
/// @param dvDesc vertex buffer descriptor for the dvBuffer
///
/// @param numPatchCoords number of patchCoords.
///
/// @param patchCoords array of locations to be evaluated.
/// must have BindVBO() method returning an
/// array of PatchCoord struct in VBO.
///
/// @param patchTable MTLPatchTable or equivalent
///
/// @param fvarChannel face-varying channel
///
/// @param deviceContext used to obtain the MTLDevice object and command queue
/// to obtain command buffers from.
///
template <typename SRC_BUFFER, typename DST_BUFFER,
typename PATCHCOORD_BUFFER, typename PATCH_TABLE>
bool EvalPatchesFaceVarying(
SRC_BUFFER *srcBuffer, BufferDescriptor const &srcDesc,
DST_BUFFER *dstBuffer, BufferDescriptor const &dstDesc,
DST_BUFFER *duBuffer, BufferDescriptor const &duDesc,
DST_BUFFER *dvBuffer, BufferDescriptor const &dvDesc,
int numPatchCoords,
PATCHCOORD_BUFFER *patchCoords,
PATCH_TABLE *patchTable,
int fvarChannel,
MTLContext* deviceContext) const {
return EvalPatches(srcBuffer->BindMTLBuffer(deviceContext), srcDesc,
dstBuffer->BindMTLBuffer(deviceContext), dstDesc,
duBuffer->BindMTLBuffer(deviceContext), duDesc,
dvBuffer->BindMTLBuffer(deviceContext), dvDesc,
numPatchCoords,
patchCoords->BindMTLBuffer(deviceContext),
patchTable->GetFVarPatchArrays(fvarChannel),
patchTable->GetFVarPatchIndexBuffer(fvarChannel),
patchTable->GetFVarPatchParamBuffer(fvarChannel),
deviceContext
);
}
/// \brief Generic limit eval function. This function has a same
/// signature as other device kernels have so that it can be called
/// in the same way.
///
/// @param srcBuffer Input primvar buffer.
/// must have BindVBO() method returning an
/// MTLBuffer object of source data
///
/// @param srcDesc vertex buffer descriptor for the input buffer
///
/// @param dstBuffer Output primvar buffer
/// must have BindVBO() method returning an
/// MTLBuffer object of destination data
///
/// @param dstDesc vertex buffer descriptor for the output buffer
///
/// @param duBuffer Output buffer derivative wrt u
/// must have BindVBO() method returning an
/// MTLBuffer object of destination data
///
/// @param duDesc vertex buffer descriptor for the duBuffer
///
/// @param dvBuffer Output buffer derivative wrt v
/// must have BindVBO() method returning an
/// MTLBuffer object of destination data
///
/// @param dvDesc vertex buffer descriptor for the dvBuffer
///
/// @param duuBuffer Output buffer 2nd derivative wrt u
/// must have BindVBO() method returning an
/// MTLBuffer object of destination data
///
/// @param duuDesc vertex buffer descriptor for the duuBuffer
///
/// @param duvBuffer Output buffer 2nd derivative wrt u and v
/// must have BindVBO() method returning an
/// MTLBuffer object of destination data
///
/// @param duvDesc vertex buffer descriptor for the duvBuffer
///
/// @param dvvBuffer Output buffer 2nd derivative wrt v
/// must have BindVBO() method returning an
/// MTLBuffer object of destination data
///
/// @param dvvDesc vertex buffer descriptor for the dvvBuffer
///
/// @param numPatchCoords number of patchCoords.
///
/// @param patchCoords array of locations to be evaluated.
/// must have BindVBO() method returning an
/// array of PatchCoord struct in VBO.
///
/// @param patchTable MTLPatchTable or equivalent
///
/// @param fvarChannel face-varying channel
///
/// @param instance cached compiled instance. Clients are supposed to
/// pre-compile an instance of this class and provide
/// to this function. If it's null the kernel still
/// compute by instantiating on-demand kernel although
/// it may cause a performance problem.
///
/// @param deviceContext used to obtain the MTLDevice object and command queue
/// to obtain command buffers from.
///
template <typename SRC_BUFFER, typename DST_BUFFER,
typename PATCHCOORD_BUFFER, typename PATCH_TABLE>
static bool EvalPatchesFaceVarying(
SRC_BUFFER *srcBuffer, BufferDescriptor const &srcDesc,
DST_BUFFER *dstBuffer, BufferDescriptor const &dstDesc,
DST_BUFFER *duBuffer, BufferDescriptor const &duDesc,
DST_BUFFER *dvBuffer, BufferDescriptor const &dvDesc,
DST_BUFFER *duuBuffer, BufferDescriptor const &duuDesc,
DST_BUFFER *duvBuffer, BufferDescriptor const &duvDesc,
DST_BUFFER *dvvBuffer, BufferDescriptor const &dvvDesc,
int numPatchCoords,
PATCHCOORD_BUFFER *patchCoords,
PATCH_TABLE *patchTable,
int fvarChannel,
MTLComputeEvaluator const *instance,
MTLContext* deviceContext) {
if (instance) {
return instance->EvalPatchesFaceVarying(
srcBuffer, srcDesc,
dstBuffer, dstDesc,
duBuffer, duDesc,
dvBuffer, dvDesc,
duuBuffer, duuDesc,
duvBuffer, duvDesc,
dvvBuffer, dvvDesc,
numPatchCoords, patchCoords,
patchTable,
fvarChannel,
deviceContext);
} else {
// Create an instance on demand (slow)
instance = Create(srcDesc, dstDesc,
duDesc, dvDesc,
duuDesc, duvDesc, dvvDesc,
deviceContext);
if (instance) {
bool r = instance->EvalPatchesFaceVarying(
srcBuffer, srcDesc,
dstBuffer, dstDesc,
duBuffer, duDesc,
dvBuffer, dvDesc,
duuBuffer, duuDesc,
duvBuffer, duvDesc,
dvvBuffer, dvvDesc,
numPatchCoords, patchCoords,
patchTable,
fvarChannel,
deviceContext);
delete instance;
return r;
}
return false;
}
}
/// \brief Generic limit eval function. This function has a same
/// signature as other device kernels have so that it can be called
/// in the same way.
///
/// @param srcBuffer Input primvar buffer.
/// must have BindVBO() method returning a
/// MTLBuffer object of source data
///
/// @param srcDesc vertex buffer descriptor for the input buffer
///
/// @param dstBuffer Output primvar buffer
/// must have BindVBO() method returning a
/// MTLBuffer object of destination data
///
/// @param dstDesc vertex buffer descriptor for the output buffer
///
/// @param duBuffer Output buffer derivative wrt u
/// must have BindVBO() method returning a
/// MTLBuffer object of destination data
///
/// @param duDesc vertex buffer descriptor for the duBuffer
///
/// @param dvBuffer Output buffer derivative wrt v
/// must have BindVBO() method returning a
/// MTLBuffer object of destination data
///
/// @param dvDesc vertex buffer descriptor for the dvBuffer
///
/// @param duuBuffer Output buffer 2nd derivative wrt u
/// must have BindVBO() method returning a
/// MTLBuffer object of destination data
///
/// @param duuDesc vertex buffer descriptor for the duuBuffer
///
/// @param duvBuffer Output buffer 2nd derivative wrt u and v
/// must have BindVBO() method returning a
/// MTLBuffer object of destination data
///
/// @param duvDesc vertex buffer descriptor for the duvBuffer
///
/// @param dvvBuffer Output buffer 2nd derivative wrt v
/// must have BindVBO() method returning a
/// MTLBuffer object of destination data
///
/// @param dvvDesc vertex buffer descriptor for the dvvBuffer
///
/// @param numPatchCoords number of patchCoords.
///
/// @param patchCoords array of locations to be evaluated.
/// must have BindVBO() method returning an
/// array of PatchCoord struct in VBO.
///
/// @param patchTable MTLPatchTable or equivalent
///
/// @param fvarChannel face-varying channel
///
/// @param deviceContext used to obtain the MTLDevice object and command queue
/// to obtain command buffers from.
///
template <typename SRC_BUFFER, typename DST_BUFFER,
typename PATCHCOORD_BUFFER, typename PATCH_TABLE>
bool EvalPatchesFaceVarying(
SRC_BUFFER *srcBuffer, BufferDescriptor const &srcDesc,
DST_BUFFER *dstBuffer, BufferDescriptor const &dstDesc,
DST_BUFFER *duBuffer, BufferDescriptor const &duDesc,
DST_BUFFER *dvBuffer, BufferDescriptor const &dvDesc,
DST_BUFFER *duuBuffer, BufferDescriptor const &duuDesc,
DST_BUFFER *duvBuffer, BufferDescriptor const &duvDesc,
DST_BUFFER *dvvBuffer, BufferDescriptor const &dvvDesc,
int numPatchCoords,
PATCHCOORD_BUFFER *patchCoords,
PATCH_TABLE *patchTable,
int fvarChannel,
MTLContext* deviceContext) const {
return EvalPatches(srcBuffer->BindMTLBuffer(deviceContext), srcDesc,
dstBuffer->BindMTLBuffer(deviceContext), dstDesc,
duBuffer->BindMTLBuffer(deviceContext), duDesc,
dvBuffer->BindMTLBuffer(deviceContext), dvDesc,
duuBuffer->BindMTLBuffer(deviceContext), duuDesc,
duvBuffer->BindMTLBuffer(deviceContext), duvDesc,
dvvBuffer->BindMTLBuffer(deviceContext), dvvDesc,
numPatchCoords,
patchCoords->BindMTLBuffer(deviceContext),
patchTable->GetFVarPatchArrays(fvarChannel),
patchTable->GetFVarPatchIndexBuffer(fvarChannel),
patchTable->GetFVarPatchParamBuffer(fvarChannel),
fvarChannel,
deviceContext
);
}
/// Configure compute pipline state. Returns false if it fails to create the pipeline state.
bool Compile(BufferDescriptor const &srcDesc,
BufferDescriptor const &dstDesc,
BufferDescriptor const &duDesc,
BufferDescriptor const &dvDesc,
BufferDescriptor const &duuDesc,
BufferDescriptor const &duvDesc,
BufferDescriptor const &dvvDesc,
MTLContext* context);
/// Wait for the dispatched kernel to finish.
static void Synchronize(MTLContext* context);
private:
id<MTLLibrary> _computeLibrary;
id<MTLComputePipelineState> _evalStencils;
id<MTLComputePipelineState> _evalPatches;
id<MTLBuffer> _parameterBuffer;
int _workGroupSize;
};
} //end namespace Osd
} //end namespace OPENSUBDIV_VERSION
using namespace OPENSUBDIV_VERSION;
} //end namespace OpenSubdiv
#endif // OPENSUBDIV3_OSD_MTL_COMPUTE_EVALUATOR_H