FGFS-4.1/OpenSceneGraph
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Added missing checks for null pointers

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This commit is contained in:
Robert Osfield 2008-01-22 10:28:48 +00:00
parent 708a4032a4
commit 4163f173a0
1 changed files with 8 additions and 8 deletions
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16
src/osgTerrain/GeometryTechnique.cpp
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@ -491,8 +491,8 @@ void GeometryTechnique::generateGeometry(Locator* masterLocator, const osg::Vec3
unsigned int new_i = _vertices->size(); // index of new index of added skirt point
osg::Vec3 new_v = (*_vertices)[orig_i] - ((*skirtVectors)[orig_i])*skirtHeight;
(*_vertices).push_back(new_v);
(*_normals).push_back((*_normals)[orig_i]);
(*_texcoords).push_back((*_texcoords)[orig_i]);
if (_normals.valid()) (*_normals).push_back((*_normals)[orig_i]);
if (_texcoords.valid()) (*_texcoords).push_back((*_texcoords)[orig_i]);
skirtDrawElements->push_back(orig_i);
skirtDrawElements->push_back(new_i);
@ -524,8 +524,8 @@ void GeometryTechnique::generateGeometry(Locator* masterLocator, const osg::Vec3
unsigned int new_i = _vertices->size(); // index of new index of added skirt point
osg::Vec3 new_v = (*_vertices)[orig_i] - ((*skirtVectors)[orig_i])*skirtHeight;
(*_vertices).push_back(new_v);
(*_normals).push_back((*_normals)[orig_i]);
(*_texcoords).push_back((*_texcoords)[orig_i]);
if (_normals.valid()) (*_normals).push_back((*_normals)[orig_i]);
if (_texcoords.valid()) (*_texcoords).push_back((*_texcoords)[orig_i]);
skirtDrawElements->push_back(orig_i);
skirtDrawElements->push_back(new_i);
@ -557,8 +557,8 @@ void GeometryTechnique::generateGeometry(Locator* masterLocator, const osg::Vec3
unsigned int new_i = _vertices->size(); // index of new index of added skirt point
osg::Vec3 new_v = (*_vertices)[orig_i] - ((*skirtVectors)[orig_i])*skirtHeight;
(*_vertices).push_back(new_v);
(*_normals).push_back((*_normals)[orig_i]);
(*_texcoords).push_back((*_texcoords)[orig_i]);
if (_normals.valid()) (*_normals).push_back((*_normals)[orig_i]);
if (_texcoords.valid()) (*_texcoords).push_back((*_texcoords)[orig_i]);
skirtDrawElements->push_back(orig_i);
skirtDrawElements->push_back(new_i);
@ -590,8 +590,8 @@ void GeometryTechnique::generateGeometry(Locator* masterLocator, const osg::Vec3
unsigned int new_i = _vertices->size(); // index of new index of added skirt point
osg::Vec3 new_v = (*_vertices)[orig_i] - ((*skirtVectors)[orig_i])*skirtHeight;
(*_vertices).push_back(new_v);
(*_normals).push_back((*_normals)[orig_i]);
(*_texcoords).push_back((*_texcoords)[orig_i]);
if (_normals.valid()) (*_normals).push_back((*_normals)[orig_i]);
if (_texcoords.valid()) (*_texcoords).push_back((*_texcoords)[orig_i]);
skirtDrawElements->push_back(orig_i);
skirtDrawElements->push_back(new_i);