Heightfield: Fixed a serious problem with the double path which was still using floats in dGeomHeightfieldDataBuildDouble.
Heightfield: Fixed a serious problem with the double path which was still using floats in dGeomHeightfieldDataBuildDouble.

Made a cleaner destructor for dxHeightfieldData which shouldn't be calling delete on a variable of void type. GCC should be happier with this code, but that is untested.

git-svn-id: 83d585846b3bb6dc23aa7649400c5e2e04e3d09e@1034 685f7672-210f-0410-90b4-fe3ad19314fe

vancegroup-mirrors/open-dynamics-engine-svnmirror,vancegroup-mirrors/open-dynamics-engine-svnmirror,vancegroup-mirrors/open-dynamics-engine-svnmirror,vancegroup-mirrors/open-dynamics-engine-svnmirror,vancegroup-mirrors/open-dynamics-engine-svnmirror