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From Glenn Waldron, "The PLY plugin only works for a file that includes both vertices and faces. This patch adds support for PLY files that include only vertices (a point cloud)."

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This commit is contained in:
Robert Osfield
2010-03-17 14:32:32 +00:00
parent 0661901016
commit 28105bacc1
1 changed files with 14 additions and 7 deletions
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21
src/osgPlugins/ply/vertexData.cpp
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@@ -252,6 +252,8 @@ osg::Node* VertexData::readPlyFile( const char* filename, const bool ignoreColor
{
MESHASSERT( _colors->size() == static_cast< size_t >( nElems ) );
}
result = true;
}
catch( exception& e )
{
@@ -305,16 +307,21 @@ osg::Node* VertexData::readPlyFile( const char* filename, const bool ignoreColor
geom->setVertexArray(_vertices.get());
// If the normals are not calculated calculate the normals for faces
if(!_normals.valid())
_calculateNormals();
if(_triangles.valid())
{
if(!_normals.valid())
_calculateNormals();
// set the normals
geom->setNormalArray(_normals.get());
geom->setNormalBinding(osg::Geometry::BIND_PER_VERTEX);
// set the normals
geom->setNormalArray(_normals.get());
geom->setNormalBinding(osg::Geometry::BIND_PER_VERTEX);
}
// Add the premetive set
geom->addPrimitiveSet(_triangles.get());
if (_triangles.valid() && _triangles->size() > 0 )
geom->addPrimitiveSet(_triangles.get());
else
geom->addPrimitiveSet(new osg::DrawArrays(GL_POINTS, 0, _vertices->size()));
// if color info is given set the color array
if(_colors.valid())