import(grDevices)
import(graphics)
import(stats)
import(utils)
import(MASS)
importFrom(rgl, open3d, points3d, plot3d, quads3d)
importFrom(misc3d, contour3d)
export(angle2cart,
	cart2angle,
	new2old_par,
	old2new_par,
	dprime,
	dprimef,
	gaborPatch,
	glc,
	glcStruct,
	gqc,
	gqcStruct,
	grg,
	grtMeans,
	grtrnorm,
	ldb,
	ldb.p.correct,
	mcovs,
	qdb,
	qdb.p.correct,
	scale,
	unscale)
S3method(coef, glc)
S3method(coef, glcStruct)
S3method(extractAIC, glc)
S3method(extractAIC, gqc)
S3method(mcovs, formula)
S3method(lines, gqcStruct)
S3method(logLik, glc)
S3method(logLik, glcStruct)
S3method(logLik, gqc)
S3method(logLik, gqcStruct)
S3method(plot, glc)
S3method(plot, gqc)
S3method(plot3d, glc)
S3method(plot3d, gqc)
S3method(predict, glc)
S3method(print, gqc)
S3method(print, gqc)
S3method(scale, glc)
S3mothod(scale, glc)