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Helper functions for regr2.plot.
regr2.plot
perspPlane(x, y, z, persp.out, ...) perspFloor(x, y, z, persp.out, ...) perspBack.wall.x(x, y, z, persp.out, ...) perspBack.wall.y(x, y, z, persp.out, ...)
Arguments to trans3d in R, or perspp in S-Plus.
trans3d
perspp
Result from previous call to persp.
persp
Additional arguments to persp.