private final void unionBox(Rectangle3D bbox) {
if (bbox.isEmpty()) return;
Rectangle3D tbox = bbox.transformByMatrix(null, currentTrafo);
double[][] bnds = tbox.getBounds();
bound.xmin = Math.min(bound.xmin, bnds[0][0]);
bound.xmax = Math.max(bound.xmax, bnds[1][0]);
bound.ymin = Math.min(bound.ymin, bnds[0][1]);
bound.ymax = Math.max(bound.ymax, bnds[1][1]);
bound.zmin = Math.min(bound.zmin, bnds[0][2]);
bound.zmax = Math.max(bound.zmax, bnds[1][2]);
}
/** Convert result into Rectangle3D instance (see {@link de.jreality.util.Rectangle3D} */
public Rectangle3D getBoundingBox() {
Rectangle3D rect3d = new Rectangle3D();
double[][] bnds = rect3d.getBounds();
bnds[0][0] = getXmin();
bnds[1][0] = getXmax();
bnds[0][1] = getYmin();
bnds[1][1] = getYmax();
bnds[0][2] = getZmin();
bnds[1][2] = getZmax();
rect3d.setBounds(bnds);
if (Rn.isNan(bnds[0]) || Rn.isNan(bnds[1])) return Rectangle3D.EMPTY_BOX;
return rect3d;
}
public void alignContent() {
try {
bounds = calculateBoundingBox(wrap(content));
} catch (Exception e) {
return;
}
removeZeroExtends(bounds);
double scale = 1;
double[] e = bounds.getExtent();
double[] center = bounds.getCenter();
double objectSize = Math.max(Math.max(e[0], e[1]), e[2]);
scale = contentSize / objectSize;
Matrix matrix = MatrixBuilder.euclidean().scale(scale).getMatrix();
matrix.assignTo(scalingComponent);
bounds = bounds.transformByMatrix(bounds, matrix.getArray());
center = bounds.getCenter();
FactoredMatrix factoredMatrix = new FactoredMatrix(transformationComponent.getTransformation());
double angle = factoredMatrix.getRotationAngle();
double[] axis = factoredMatrix.getRotationAxis();
Matrix m =
MatrixBuilder.euclidean()
.translate(0, verticalOffset, 0)
.rotate(angle, axis)
.translate(-center[0], -bounds.getMinY(), -center[2])
.getMatrix();
m.assignTo(transformationComponent);
bounds = bounds.transformByMatrix(bounds, m.getArray());
}
