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New text: 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.
122 lines
4.6 KiB
C++
122 lines
4.6 KiB
C++
//
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// Copyright 2013 Pixar
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//
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// Licensed under the Apache License, Version 2.0 (the "Apache License")
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// with the following modification; you may not use this file except in
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// compliance with the Apache License and the following modification to it:
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// Section 6. Trademarks. is deleted and replaced with:
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//
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// 6. Trademarks. This License does not grant permission to use the trade
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// names, trademarks, service marks, or product names of the Licensor
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// and its affiliates, except as required to comply with Section 4(c) of
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// the License and to reproduce the content of the NOTICE file.
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//
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// You may obtain a copy of the Apache License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the Apache License with the above modification is
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// distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
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// KIND, either express or implied. See the Apache License for the specific
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// language governing permissions and limitations under the Apache License.
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//
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#ifndef HBRFVAREDIT_H
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#define HBRFVAREDIT_H
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#include "../hbr/hierarchicalEdit.h"
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#include "../hbr/vertexEdit.h"
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#include "../version.h"
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namespace OpenSubdiv {
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namespace OPENSUBDIV_VERSION {
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template <class T> class HbrFVarEdit;
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template <class T>
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std::ostream& operator<<(std::ostream& out, const HbrFVarEdit<T>& path) {
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out << "vertex path = (" << path.faceid << ' ';
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for (int i = 0; i < path.nsubfaces; ++i) {
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out << static_cast<int>(path.subfaces[i]) << ' ';
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}
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return out << static_cast<int>(path.vertexid) << "), edit = (" << path.edit[0] << ',' << path.edit[1] << ',' << path.edit[2] << ')';
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}
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template <class T>
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class HbrFVarEdit : public HbrHierarchicalEdit<T> {
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public:
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HbrFVarEdit(int _faceid, int _nsubfaces, unsigned char *_subfaces, unsigned char _vertexid, int _index, int _width, int _offset, typename HbrHierarchicalEdit<T>::Operation _op, float *_edit)
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: HbrHierarchicalEdit<T>(_faceid, _nsubfaces, _subfaces), vertexid(_vertexid), index(_index), width(_width), offset(_offset), op(_op) {
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edit = new float[width];
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memcpy(edit, _edit, width * sizeof(float));
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}
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HbrFVarEdit(int _faceid, int _nsubfaces, int *_subfaces, int _vertexid, int _index, int _width, int _offset, typename HbrHierarchicalEdit<T>::Operation _op, float *_edit)
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: HbrHierarchicalEdit<T>(_faceid, _nsubfaces, _subfaces), vertexid(_vertexid), index(_index), width(_width), offset(_offset), op(_op) {
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edit = new float[width];
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memcpy(edit, _edit, width * sizeof(float));
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}
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virtual ~HbrFVarEdit() {
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delete[] edit;
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}
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// Return the vertex id (the last element in the path)
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unsigned char GetVertexID() const { return vertexid; }
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friend std::ostream& operator<< <T> (std::ostream& out, const HbrFVarEdit<T>& path);
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// Return index into the facevarying data
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int GetIndex() const { return index; }
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// Return width of the data
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int GetWidth() const { return width; }
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// Return offset of the data
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int GetOffset() const { return offset; }
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// Get the numerical value of the edit
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const float* GetEdit() const { return edit; }
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// Get the type of operation
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typename HbrHierarchicalEdit<T>::Operation GetOperation() const { return op; }
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virtual void ApplyEditToFace(HbrFace<T>* face) {
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if (HbrHierarchicalEdit<T>::GetNSubfaces() == face->GetDepth()) {
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// The edit will modify the data and almost certainly
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// create a discontinuity, so allocate storage for a new
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// copy of the existing data specific to the face (or use
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// one that already exists) and modify that
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HbrFVarData<T> &fvt = face->GetVertex(vertexid)->GetFVarData(face);
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if (fvt.GetFaceID() != face->GetID()) {
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// This is the generic fvt, allocate a new copy and edit it
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HbrFVarData<T> &newfvt = face->GetVertex(vertexid)->NewFVarData(face);
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newfvt.SetAllData(face->GetMesh()->GetTotalFVarWidth(), fvt.GetData(0));
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newfvt.ApplyFVarEdit(*const_cast<const HbrFVarEdit<T>*>(this));
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} else {
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fvt.ApplyFVarEdit(*const_cast<const HbrFVarEdit<T>*>(this));
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}
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}
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}
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private:
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const unsigned char vertexid;
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const int index;
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const int width;
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const int offset;
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float* edit;
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typename HbrHierarchicalEdit<T>::Operation op;
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};
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} // end namespace OPENSUBDIV_VERSION
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using namespace OPENSUBDIV_VERSION;
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} // end namespace OpenSubdiv
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#endif /* HBRFVAREDIT_H */
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