/usr/include/osgAnimation/RigGeometry is in libopenscenegraph-3.4-dev 3.4.0+dfsg1-4+b3.
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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 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 | /* -*-c++-*-
* Copyright (C) 2008 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_RIGGEOMETRY_H
#define OSGANIMATION_RIGGEOMETRY_H
#include <osgAnimation/Export>
#include <osgAnimation/Skeleton>
#include <osgAnimation/RigTransform>
#include <osgAnimation/VertexInfluence>
#include <osg/Geometry>
namespace osgAnimation
{
// The idea is to compute a bounding box with a factor x of the first step we compute the bounding box
class OSGANIMATION_EXPORT RigComputeBoundingBoxCallback : public osg::Drawable::ComputeBoundingBoxCallback
{
public:
RigComputeBoundingBoxCallback(double factor = 2.0): _computed(false), _factor(factor) {}
RigComputeBoundingBoxCallback(const RigComputeBoundingBoxCallback& rhs, const osg::CopyOp& copyop) :
osg::Drawable::ComputeBoundingBoxCallback(rhs, copyop),
_computed(false),
_factor(rhs._factor) {}
META_Object(osgAnimation, RigComputeBoundingBoxCallback);
void reset() { _computed = false; }
virtual osg::BoundingBox computeBound(const osg::Drawable& drawable) const;
protected:
mutable bool _computed;
double _factor;
mutable osg::BoundingBox _boundingBox;
};
class OSGANIMATION_EXPORT RigGeometry : public osg::Geometry
{
public:
RigGeometry();
// RigGeometry(const osg::Geometry& b);
RigGeometry(const RigGeometry& b, const osg::CopyOp& copyop = osg::CopyOp::SHALLOW_COPY);
META_Object(osgAnimation, RigGeometry);
void setInfluenceMap(VertexInfluenceMap* vertexInfluenceMap) { _vertexInfluenceMap = vertexInfluenceMap; }
const VertexInfluenceMap* getInfluenceMap() const { return _vertexInfluenceMap.get();}
VertexInfluenceMap* getInfluenceMap() { return _vertexInfluenceMap.get();}
const Skeleton* getSkeleton() const;
Skeleton* getSkeleton();
// will be used by the update callback to init correctly the rig mesh
void setSkeleton(Skeleton*);
void setNeedToComputeMatrix(bool state) { _needToComputeMatrix = state;}
bool getNeedToComputeMatrix() const { return _needToComputeMatrix;}
// this build the internal database about vertex influence and bones
void buildVertexInfluenceSet();
const VertexInfluenceSet& getVertexInfluenceSet() const;
void computeMatrixFromRootSkeleton();
// set implementation of rig method
void setRigTransformImplementation(RigTransform*);
RigTransform* getRigTransformImplementation();
virtual void drawImplementation(osg::RenderInfo& renderInfo) const;
void update();
const osg::Matrix& getMatrixFromSkeletonToGeometry() const;
const osg::Matrix& getInvMatrixFromSkeletonToGeometry() const;
osg::Geometry* getSourceGeometry();
const osg::Geometry* getSourceGeometry() const;
void setSourceGeometry(osg::Geometry* geometry);
void copyFrom(osg::Geometry& from);
struct FindNearestParentSkeleton : public osg::NodeVisitor
{
osg::ref_ptr<Skeleton> _root;
FindNearestParentSkeleton() : osg::NodeVisitor(osg::NodeVisitor::TRAVERSE_PARENTS) {}
void apply(osg::Transform& node)
{
if (_root.valid())
return;
_root = dynamic_cast<osgAnimation::Skeleton*>(&node);
traverse(node);
}
};
protected:
osg::ref_ptr<osg::Geometry> _geometry;
osg::ref_ptr<RigTransform> _rigTransformImplementation;
VertexInfluenceSet _vertexInfluenceSet;
osg::ref_ptr<VertexInfluenceMap> _vertexInfluenceMap;
osg::Matrix _matrixFromSkeletonToGeometry;
osg::Matrix _invMatrixFromSkeletonToGeometry;
osg::observer_ptr<Skeleton> _root;
bool _needToComputeMatrix;
};
struct UpdateRigGeometry : public osg::Drawable::UpdateCallback
{
UpdateRigGeometry() {}
UpdateRigGeometry(const UpdateRigGeometry&, const osg::CopyOp&) {}
META_Object(osgAnimation, UpdateRigGeometry);
virtual void update(osg::NodeVisitor*, osg::Drawable* drw) {
RigGeometry* geom = dynamic_cast<RigGeometry*>(drw);
if(!geom)
return;
if(!geom->getSkeleton() && !geom->getParents().empty())
{
RigGeometry::FindNearestParentSkeleton finder;
if(geom->getParents().size() > 1)
osg::notify(osg::WARN) << "A RigGeometry should not have multi parent ( " << geom->getName() << " )" << std::endl;
geom->getParents()[0]->accept(finder);
if(!finder._root.valid())
{
osg::notify(osg::WARN) << "A RigGeometry did not find a parent skeleton for RigGeometry ( " << geom->getName() << " )" << std::endl;
return;
}
geom->buildVertexInfluenceSet();
geom->setSkeleton(finder._root.get());
}
if(!geom->getSkeleton())
return;
if(geom->getNeedToComputeMatrix())
geom->computeMatrixFromRootSkeleton();
geom->update();
}
};
}
#endif
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