git-svn-id: https://camplinux.in.tum.de/svn/campvis/trunk@303 bb408c1c-ae56-11e1-83d9-df6b3e0c105e

 * added update_legal_header.py script for updating the legal header in all code files of the project
 * ran the file => all TUMVis source files now contain the legal header

git-svn-id: https://camplinux.in.tum.de/svn/campvis/trunk@231 bb408c1c-ae56-11e1-83d9-df6b3e0c105e

 * introduced tools/raycasting.frag with useful helper methods for ray casting

git-svn-id: https://camplinux.in.tum.de/svn/campvis/trunk@225 bb408c1c-ae56-11e1-83d9-df6b3e0c105e

* introducing transfer function editors: AbstractTransferFunctionEditor, SimpleTransferFunctionEditor and TransferFunctionEditorFactory
* added editor usage to TransferFunctionPropertyWidget

git-svn-id: https://camplinux.in.tum.de/svn/campvis/trunk@212 bb408c1c-ae56-11e1-83d9-df6b3e0c105e

 * some minor fixes/improvements

git-svn-id: https://camplinux.in.tum.de/svn/campvis/trunk@209 bb408c1c-ae56-11e1-83d9-df6b3e0c105e

 * added AbstractTransferFunction and SimpleTransferFunction
 * added TransferFunctionProperty stub
 * added TF fragment shader include
 * SliceExtractor starts to use the new features

git-svn-id: https://camplinux.in.tum.de/svn/campvis/trunk@200 bb408c1c-ae56-11e1-83d9-df6b3e0c105e