Examples of org.geotools.referencing.operation.transform.DimensionFilter.clear()

                        ensureStableDimensions(filter);
                        step = factory.createPassThroughTransform(0, step, sourceDim-lowerDim);
                        toTarget = factory.createConcatenatedTransform(step, toTarget);
                    }
                    if (upperDim != sourceDim) {
                        filter.clear();
                        filter.addSourceDimensionRange(upperDim, sourceDim);
                        MathTransform step = filter.separate(toSource);
                        ensureStableDimensions(filter);
                        step = factory.createPassThroughTransform(upperDim, step, 0);
                        toTarget = factory.createConcatenatedTransform(toTarget, step);

            axis[0] = dimensions[0]; // gridDimensionX
            axis[1] = dimensions[1]; // gridDimensionY
            try {
                candidate = filter.separate(transform);
                if (candidate.getTargetDimensions() != 2) {
                    filter.clear();
                    filter.addSourceDimensions(dimensions);
                    filter.addTargetDimensions(dimensions);
                    candidate = filter.separate(transform);
                }
                dimensions = filter.getTargetDimensions();

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