/usr/include/osgAnimation/RigTransformHardware is in libopenscenegraph-dev 3.2.1-6.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 | /* -*-c++-*-
* Copyright (C) 2009 Cedric Pinson <cedric.pinson@plopbyte.net>
*
* This library is open source and may be redistributed and/or modified under
* the terms of the OpenSceneGraph Public License (OSGPL) version 0.0 or
* (at your option) any later version. The full license is in LICENSE file
* included with this distribution, and on the openscenegraph.org website.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* OpenSceneGraph Public License for more details.
*/
#ifndef OSGANIMATION_RIG_TRANSFORM_HARDWARE
#define OSGANIMATION_RIG_TRANSFORM_HARDWARE 1
#include <osgAnimation/Export>
#include <osgAnimation/RigTransform>
#include <osgAnimation/VertexInfluence>
#include <osgAnimation/Bone>
#include <osg/Matrix>
#include <osg/Array>
namespace osgAnimation
{
class RigGeometry;
/// This class manage format for hardware skinning
class OSGANIMATION_EXPORT RigTransformHardware : public RigTransform
{
public:
typedef osg::Matrix MatrixType;
typedef osgAnimation::Bone BoneType;
typedef std::vector<osg::ref_ptr<osg::Vec4Array> > BoneWeightAttribList;
typedef std::vector<osg::ref_ptr<BoneType> > BonePalette;
typedef std::vector<osg::Matrix> MatrixPalette;
struct IndexWeightEntry
{
int _boneIndex;
float _boneWeight;
IndexWeightEntry() { _boneIndex = 0; _boneWeight = 0;}
IndexWeightEntry(int index, float weight) { _boneIndex = index; _boneWeight = weight;}
int getIndex() const { return _boneIndex; }
float getWeight() const { return _boneWeight; }
};
typedef std::vector<std::vector<IndexWeightEntry> > VertexIndexWeightList;
RigTransformHardware();
osg::Vec4Array* getVertexAttrib(int index);
int getNumVertexAttrib();
osg::Uniform* getMatrixPaletteUniform();
void computeMatrixPaletteUniform(const osg::Matrix& transformFromSkeletonToGeometry, const osg::Matrix& invTransformFromSkeletonToGeometry);
int getNumBonesPerVertex() const;
int getNumVertexes() const;
bool createPalette(int nbVertexes, BoneMap boneMap, const VertexInfluenceSet::VertexIndexToBoneWeightMap& vertexIndexToBoneWeightMap);
virtual void operator()(RigGeometry&);
void setShader(osg::Shader*);
protected:
bool init(RigGeometry&);
BoneWeightAttribList createVertexAttribList();
osg::Uniform* createVertexUniform();
int _bonesPerVertex;
int _nbVertexes;
VertexIndexWeightList _vertexIndexMatrixWeightList;
BonePalette _bonePalette;
BoneWeightAttribList _boneWeightAttribArrays;
osg::ref_ptr<osg::Uniform> _uniformMatrixPalette;
osg::ref_ptr<osg::Shader> _shader;
bool _needInit;
};
}
#endif
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