void LLTerrainPartition::getGeometry(LLSpatialGroup* group)
{
LLFastTimer ftm(FTM_REBUILD_TERRAIN_VB);
LLVertexBuffer* buffer = group->mVertexBuffer;
//get vertex buffer striders
LLStrider<LLVector3> vertices;
LLStrider<LLVector3> normals;
LLStrider<LLVector2> texcoords2;
LLStrider<LLVector2> texcoords;
LLStrider<U16> indices;
llassert_always(buffer->getVertexStrider(vertices));
llassert_always(buffer->getNormalStrider(normals));
llassert_always(buffer->getTexCoord0Strider(texcoords));
llassert_always(buffer->getTexCoord1Strider(texcoords2));
llassert_always(buffer->getIndexStrider(indices));
U32 indices_index = 0;
U32 index_offset = 0;
for (std::vector<LLFace*>::iterator i = mFaceList.begin(); i != mFaceList.end(); ++i)
{
LLFace* facep = *i;
facep->setIndicesIndex(indices_index);
facep->setGeomIndex(index_offset);
facep->setVertexBuffer(buffer);
LLVOSurfacePatch* patchp = (LLVOSurfacePatch*) facep->getViewerObject();
patchp->getGeometry(vertices, normals, texcoords, texcoords2, indices);
indices_index += facep->getIndicesCount();
index_offset += facep->getGeomCount();
}
buffer->flush();
mFaceList.clear();
}
