FGFS-4.1/OpenSceneGraph
4
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

Introduced Geometry::containsSharedArrays() and Geometry::duplicateSharedArrays() to

Browse Source 
support a fix to the osgUtil::Simplifier that couldn't handle shared arrays
This commit is contained in:
Robert Osfield
2008-09-14 10:31:27 +00:00
parent b55ed0c56b
commit d71a6f6cab
3 changed files with 69 additions and 0 deletions
Download Patch File Download Diff File Expand all files Collapse all files

55
src/osg/Geometry.cpp
View File

@@ -3171,6 +3171,61 @@ void Geometry::copyToAndOptimize(Geometry& target)
}
}
bool Geometry::containsSharedArrays() const
{
unsigned int numSharedArrays = 0;
if (getVertexArray() && getVertexArray()->referenceCount()>1) ++numSharedArrays;
if (getNormalArray() && getNormalArray()->referenceCount()>1) ++numSharedArrays;
if (getColorArray() && getColorArray()->referenceCount()>1) ++numSharedArrays;
if (getSecondaryColorArray() && getSecondaryColorArray()->referenceCount()>1) ++numSharedArrays;
if (getFogCoordArray() && getFogCoordArray()->referenceCount()>1) ++numSharedArrays;
for(unsigned int ti=0;ti<getNumTexCoordArrays();++ti)
{
if (getTexCoordArray(ti) && getTexCoordArray(ti)->referenceCount()>1) ++numSharedArrays;
}
for(unsigned int vi=0;vi<_vertexAttribList.size();++vi)
{
const ArrayData& arrayData = _vertexAttribList[vi];
if (arrayData.array.valid() && arrayData.array->referenceCount()>1) ++numSharedArrays;
}
return numSharedArrays!=0;
}
void Geometry::duplicateSharedArrays()
{
#define DUPLICATE_IF_REQUIRED(A) \
if (get##A() && get##A()->referenceCount()>1) \
{ \
set##A(dynamic_cast<osg::Array*>(get##A()->clone(osg::CopyOp::DEEP_COPY_ARRAYS))); \
}
DUPLICATE_IF_REQUIRED(VertexArray)
DUPLICATE_IF_REQUIRED(NormalArray)
DUPLICATE_IF_REQUIRED(ColorArray)
DUPLICATE_IF_REQUIRED(SecondaryColorArray)
DUPLICATE_IF_REQUIRED(FogCoordArray)
for(unsigned int ti=0;ti<getNumTexCoordArrays();++ti)
{
if (getTexCoordArray(ti) && getTexCoordArray(ti)->referenceCount()>1)
{
setTexCoordArray(ti, dynamic_cast<osg::Array*>(getTexCoordArray(ti)->clone(osg::CopyOp::DEEP_COPY_ARRAYS)));
}
}
for(unsigned int vi=0;vi<_vertexAttribList.size();++vi)
{
ArrayData& arrayData = _vertexAttribList[vi];
if (arrayData.array.valid() && arrayData.array->referenceCount()>1)
{
arrayData.array = dynamic_cast<osg::Array*>(arrayData.array->clone(osg::CopyOp::DEEP_COPY_ARRAYS));
}
}
}
void Geometry::computeInternalOptimizedGeometry()
{
if (suitableForOptimization())