+.ggb                   addition operator for ggb object to support
                        ggplot-like syntax
+.ggbrain_images        summary S3 method for ggbrain_images objects
                        addition operator for combining ggbrain_images
                        objects
annotate_coordinates    Adds the coordinate labels to each panel based
                        on the location of the slice along the slicing
                        axis (e.g., z = 15)
annotate_slice          Adds custom annotations to a single panel on
                        the ggbrain plot
count_neighbors         This function counts the number of
                        neighboring/touching pixels in a 2D binary
                        image
define                  Adds contrast definitions to the ggbrain plot
fill_from_edge          This function finds holes by flood filling TRUE
                        into a 2D binary image, starting from the edge
find_threads            This function finds 'threads' hanging off of
                        the edges of blobs in an image, allowing the
                        user to trim them
flood_fill              This function flood fills a binary image with
                        TRUE for any value of FALSE
geom_brain              Adds a raster layer to the ggbrain plot,
                        displaying pixels from the specified layer
                        definition
geom_outline            Adds an outline layer to the ggbrain plot,
                        displaying outlines from the non-missing pixels
                        in the specified layer definition
geom_region_label       Variant of geom_label used for plotting region
                        labels on slices
geom_region_label_repel
                        Variant of geom_label_repel used for plotting
                        region labels on slices with separation from
                        other labels
geom_region_text        Variant of geom_text used for plotting region
                        labels on slices
geom_region_text_repel
                        Variant of geom_text_repel used for plotting
                        region labels on slices with separation from
                        other labels
ggbrain                 create ggb container object for a given plot
ggbrain_images          R6 class for compiling images to render in
                        ggplot
ggbrain_label           R6 class for adding labels to a ggbrain_panel
ggbrain_layer           R6 class for a single layer of a ggbrain panel
ggbrain_layer_brain     R6 class for a single layer of a ggbrain panel
                        using fill geom
ggbrain_layer_outline   R6 class for a single layer of a ggbrain panel
                        using outline geom
ggbrain_panel           R6 class for a single panel of a ggbrain image
ggbrain_plot            An R6 class for constructing a ggbrain plot
                        from a ggbrain_slices object
ggplot_add.ggbrain_label
                        S3 method to support adding ggbrain_label
                        objects to an existing ggplot object
ggplot_add.ggbrain_layer
                        S3 method to support adding ggbrain_layer
                        objects to an existing ggplot object
ggplot_add.ggbrain_panel
                        S3 method to support adding ggbrain_layer
                        objects to an existing ggplot object
images                  Add images to a ggbrain object
integer_breaks          breaks function to encourage integer-valued
                        breaks, based on input from pretty
montage                 Convenience function to add many slices in a
                        montage along one of the 3D planes
nn_impute               Imputes missing values in a 2D matrix based on
                        the nearest non-missing neighbors in a given
                        radius
plot.ggb                S3 method to allow for plot(x) syntax with
                        ggbrain (ggb) objects
plot.ggbrain_panel      S3 method to allow for plot() syntax with
                        ggbrain_panel objects
plot.ggbrain_patchwork
                        S3 method to allow for plot() syntax with
                        rendered ggbrain patchwork objects
plot.ggbrain_plot       S3 method to allow for plot() syntax with
                        ggbrain_panel objects
range_breaks            breaks function for including min + max with
                        labels, and a few unlabeled ticks in between
render                  Function to convert 'ggb' object to
                        ggplot/patchwork object
render.ggb              S3 method to allow for render(x) syntax with
                        ggbrain (ggb) objects
scale_fill_bisided      scale for plotting separate color gradients for
                        positive and negative values
slices                  Adds slices to the ggbrain plot, including
                        additional panel aesthetics
