mirror of
https://github.com/PixarAnimationStudios/OpenSubdiv
synced 2024-12-11 03:40:05 +00:00
befbc282db
* Added stencilTable.cpp * Fixed the "off" variable shadow warning * Moved constructors to cpp file * Made LimitStencilTable constructor private * other minor clean up.
175 lines
6.0 KiB
C++
175 lines
6.0 KiB
C++
//
|
|
// Copyright 2015 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.
|
|
//
|
|
|
|
#include "../version.h"
|
|
#include "../far/stencilTable.h"
|
|
|
|
namespace OpenSubdiv {
|
|
namespace OPENSUBDIV_VERSION {
|
|
|
|
namespace Far {
|
|
|
|
|
|
namespace {
|
|
void
|
|
copyStencilData(int numControlVerts,
|
|
bool includeCoarseVerts,
|
|
size_t firstOffset,
|
|
std::vector<int> const* offsets,
|
|
std::vector<int> * _offsets,
|
|
std::vector<int> const* sizes,
|
|
std::vector<int> * _sizes,
|
|
std::vector<int> const* sources,
|
|
std::vector<int> * _sources,
|
|
std::vector<float> const* weights,
|
|
std::vector<float> * _weights,
|
|
std::vector<float> const* duWeights=NULL,
|
|
std::vector<float> * _duWeights=NULL,
|
|
std::vector<float> const* dvWeights=NULL,
|
|
std::vector<float> * _dvWeights=NULL) {
|
|
size_t start = includeCoarseVerts ? 0 : firstOffset;
|
|
|
|
_offsets->resize(offsets->size());
|
|
_sizes->resize(sizes->size());
|
|
_sources->resize(sources->size());
|
|
_weights->resize(weights->size());
|
|
if (_duWeights)
|
|
_duWeights->resize(duWeights->size());
|
|
if (_dvWeights)
|
|
_dvWeights->resize(dvWeights->size());
|
|
|
|
// The stencils are probably not in order, so we must copy/sort them.
|
|
// Note here that loop index 'i' represents stencil_i for vertex_i.
|
|
int curOffset = 0;
|
|
|
|
size_t stencilCount = 0,
|
|
weightCount = 0;
|
|
|
|
for ( size_t i=start; i<offsets->size(); i++ ) {
|
|
// Once we've copied out all the control verts, jump to the offset
|
|
// where the actual stencils begin.
|
|
if ((int)i == numControlVerts)
|
|
i = firstOffset;
|
|
|
|
// Copy the stencil.
|
|
int sz = (*sizes)[i];
|
|
int off = (*offsets)[i];
|
|
|
|
(*_offsets)[stencilCount] = curOffset;
|
|
(*_sizes)[stencilCount] = sz;
|
|
|
|
std::memcpy(&(*_sources)[curOffset],
|
|
&(*sources)[off], sz*sizeof(int));
|
|
std::memcpy(&(*_weights)[curOffset],
|
|
&(*weights)[off], sz*sizeof(float));
|
|
|
|
if (_duWeights) {
|
|
std::memcpy(&(*_duWeights)[curOffset],
|
|
&(*duWeights)[off], sz*sizeof(float));
|
|
}
|
|
if (_dvWeights) {
|
|
std::memcpy(&(*_dvWeights)[curOffset],
|
|
&(*dvWeights)[off], sz*sizeof(float));
|
|
}
|
|
|
|
curOffset += sz;
|
|
stencilCount++;
|
|
weightCount += sz;
|
|
}
|
|
|
|
_offsets->resize(stencilCount);
|
|
_sizes->resize(stencilCount);
|
|
_sources->resize(weightCount);
|
|
|
|
if (_duWeights)
|
|
_duWeights->resize(weightCount);
|
|
if (_dvWeights)
|
|
_dvWeights->resize(weightCount);
|
|
}
|
|
};
|
|
|
|
StencilTable::StencilTable(int numControlVerts,
|
|
std::vector<int> const& offsets,
|
|
std::vector<int> const& sizes,
|
|
std::vector<int> const& sources,
|
|
std::vector<float> const& weights,
|
|
bool includeCoarseVerts,
|
|
size_t firstOffset)
|
|
: _numControlVertices(numControlVerts) {
|
|
copyStencilData(numControlVerts,
|
|
includeCoarseVerts,
|
|
firstOffset,
|
|
&offsets, &_offsets,
|
|
&sizes, &_sizes,
|
|
&sources, &_indices,
|
|
&weights, &_weights);
|
|
}
|
|
|
|
void
|
|
StencilTable::Clear() {
|
|
_numControlVertices=0;
|
|
_sizes.clear();
|
|
_offsets.clear();
|
|
_indices.clear();
|
|
_weights.clear();
|
|
}
|
|
|
|
LimitStencilTable::LimitStencilTable(int numControlVerts,
|
|
std::vector<int> const& offsets,
|
|
std::vector<int> const& sizes,
|
|
std::vector<int> const& sources,
|
|
std::vector<float> const& weights,
|
|
std::vector<float> const& duWeights,
|
|
std::vector<float> const& dvWeights,
|
|
bool includeCoarseVerts,
|
|
size_t firstOffset)
|
|
: StencilTable(numControlVerts) {
|
|
copyStencilData(numControlVerts,
|
|
includeCoarseVerts,
|
|
firstOffset,
|
|
&offsets, &_offsets,
|
|
&sizes, &_sizes,
|
|
&sources, &_indices,
|
|
&weights, &_weights,
|
|
&duWeights, &_duWeights,
|
|
&dvWeights, &_dvWeights);
|
|
}
|
|
|
|
void
|
|
LimitStencilTable::Clear() {
|
|
StencilTable::Clear();
|
|
_duWeights.clear();
|
|
_dvWeights.clear();
|
|
}
|
|
|
|
|
|
} // end namespace Far
|
|
|
|
} // end namespace OPENSUBDIV_VERSION
|
|
using namespace OPENSUBDIV_VERSION;
|
|
|
|
} // end namespace OpenSubdiv
|
|
|
|
|