changed Model into an MVC list model and replaced the objects list with a view into the model

add missing switch case

disable lighting in the selection scene

moved matrix calculations, added inverted normals for BFC back sides

BFC INVERTNEXT objects are no longer individual objects

removed GL_POLYGON_SMOOTH because it causes artifacts

made GLCamera a non-QObject

remove GL_POLYGON_SMOOTH because it causes rendering artifacts

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mercurial