FGFS-4.1/OpenSceneGraph
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refactoring and fixes

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only change in design: decouplage between MorphGeometry and MorphTransform technique
no real change in behavior (i hope)
This commit is contained in:
Julien Valentin
2017-08-26 20:37:10 +02:00
parent c89b08ea1f
commit 32aaeccee1
16 changed files with 643 additions and 422 deletions
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151
src/osgAnimation/MorphGeometry.cpp
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@@ -23,23 +23,23 @@ using namespace osgAnimation;
MorphGeometry::MorphGeometry() :
_dirty(false),
_method(NORMALIZED),
_positionSource(0),_normalSource(0),
_morphNormals(true)
{
setUseDisplayList(false);
setUpdateCallback(new UpdateMorphGeometry);
setDataVariance(osg::Object::DYNAMIC);
setUseVertexBufferObjects(true);
}
MorphGeometry::MorphGeometry(const osg::Geometry& b) :
osg::Geometry(b, osg::CopyOp::DEEP_COPY_ARRAYS),
MorphGeometry::MorphGeometry(const osg::Geometry& g) :
osg::Geometry(g, osg::CopyOp::DEEP_COPY_ARRAYS),
_dirty(false),
_method(NORMALIZED),
_positionSource(0),_normalSource(0),
_morphNormals(true)
{
setUseDisplayList(false);
setUpdateCallback(new UpdateMorphGeometry);
setDataVariance(osg::Object::DYNAMIC);
setUseVertexBufferObjects(true);
}
@@ -56,151 +56,14 @@ MorphGeometry::MorphGeometry(const MorphGeometry& b, const osg::CopyOp& copyop)
setUseVertexBufferObjects(true);
}
void MorphGeometry::transformSoftwareMethod()
{
if (_dirty)
{
// See if we have an internal optimized geometry
osg::Geometry* morphGeometry = this;
osg::Vec3Array* pos = dynamic_cast<osg::Vec3Array*>(morphGeometry->getVertexArray());
if(pos)
{
if ( _positionSource.size() != pos->size())
{
_positionSource = std::vector<osg::Vec3>(pos->begin(),pos->end());
pos->setDataVariance(osg::Object::DYNAMIC);
}
osg::Vec3Array* normal = dynamic_cast<osg::Vec3Array*>(morphGeometry->getNormalArray());
bool normalmorphable = _morphNormals && normal;
if (normal && _normalSource.size() != normal->size())
{
_normalSource = std::vector<osg::Vec3>(normal->begin(),normal->end());
normal->setDataVariance(osg::Object::DYNAMIC);
}
if (!_positionSource.empty())
{
bool initialized = false;
if (_method == NORMALIZED)
{
// base * 1 - (sum of weights) + sum of (weight * target)
float baseWeight = 0;
for (unsigned int i=0; i < _morphTargets.size(); i++)
{
baseWeight += _morphTargets[i].getWeight();
}
baseWeight = 1 - baseWeight;
if (baseWeight != 0)
{
initialized = true;
for (unsigned int i=0; i < pos->size(); i++)
{
(*pos)[i] = _positionSource[i] * baseWeight;
}
if (normalmorphable)
{
for (unsigned int i=0; i < normal->size(); i++)
{
(*normal)[i] = _normalSource[i] * baseWeight;
}
}
}
}
else //if (_method == RELATIVE)
{
// base + sum of (weight * target)
initialized = true;
for (unsigned int i=0; i < pos->size(); i++)
{
(*pos)[i] = _positionSource[i];
}
if (normalmorphable)
{
for (unsigned int i=0; i < normal->size(); i++)
{
(*normal)[i] = _normalSource[i];
}
}
}
for (unsigned int i=0; i < _morphTargets.size(); i++)
{
if (_morphTargets[i].getWeight() > 0)
{
// See if any the targets use the internal optimized geometry
osg::Geometry* targetGeometry = _morphTargets[i].getGeometry();
osg::Vec3Array* targetPos = dynamic_cast<osg::Vec3Array*>(targetGeometry->getVertexArray());
osg::Vec3Array* targetNormals = dynamic_cast<osg::Vec3Array*>(targetGeometry->getNormalArray());
normalmorphable = normalmorphable && targetNormals;
if(targetPos)
{
if (initialized)
{
// If vertices are initialized, add the morphtargets
for (unsigned int j=0; j < pos->size(); j++)
{
(*pos)[j] += (*targetPos)[j] * _morphTargets[i].getWeight();
}
if (normalmorphable)
{
for (unsigned int j=0; j < normal->size(); j++)
{
(*normal)[j] += (*targetNormals)[j] * _morphTargets[i].getWeight();
}
}
}
else
{
// If not initialized, initialize with this morph target
initialized = true;
for (unsigned int j=0; j < pos->size(); j++)
{
(*pos)[j] = (*targetPos)[j] * _morphTargets[i].getWeight();
}
if (normalmorphable)
{
for (unsigned int j=0; j < normal->size(); j++)
{
(*normal)[j] = (*targetNormals)[j] * _morphTargets[i].getWeight();
}
}
}
}
}
}
pos->dirty();
if (normalmorphable)
{
for (unsigned int j=0; j < normal->size(); j++)
{
(*normal)[j].normalize();
}
normal->dirty();
}
}
dirtyBound();
}
_dirty = false;
}
}
MorphTransform* MorphGeometry::getMorphTransformImplementation() { return _rigTransformImplementation.get(); }
void MorphGeometry::setMorphTransformImplementation(MorphTransform* rig) { _rigTransformImplementation = rig; }
UpdateMorph::UpdateMorph(const UpdateMorph& apc,const osg::CopyOp& copyop) :
osg::Object(apc, copyop),
osg::Callback(apc, copyop),
AnimationUpdateCallback<osg::NodeCallback>(apc, copyop)
{
{_targetNames=apc._targetNames;
}
UpdateMorph::UpdateMorph(const std::string& name) : AnimationUpdateCallback<osg::NodeCallback>(name)