1478 lines
48 KiB
Julia
1478 lines
48 KiB
Julia
#=
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TODO
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* move all gl_ methods to GLPlot
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* integrate GLPlot UI
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* clean up corner cases
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* find a cleaner way for extracting properties
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* polar plots
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* labes and axis
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* fix units in all visuals (e.g dotted lines, marker scale, surfaces)
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=#
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const _glvisualize_attr = merge_with_base_supported([
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:annotations,
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:background_color_legend, :background_color_inside, :background_color_outside,
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:foreground_color_grid, :foreground_color_legend, :foreground_color_title,
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:foreground_color_axis, :foreground_color_border, :foreground_color_guide, :foreground_color_text,
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:label,
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:linecolor, :linestyle, :linewidth, :linealpha,
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:markershape, :markercolor, :markersize, :markeralpha,
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:markerstrokewidth, :markerstrokecolor, :markerstrokealpha,
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:fillrange, :fillcolor, :fillalpha,
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:bins, :bar_width, :bar_edges, :bar_position,
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:title, :title_location, :titlefont,
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:window_title,
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:guide, :lims, :ticks, :scale, :flip, :rotation,
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:tickfont, :guidefont, :legendfont,
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:grid, :legend, :colorbar,
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:marker_z,
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:line_z,
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:levels,
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:ribbon, :quiver, :arrow,
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:orientation,
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:overwrite_figure,
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#:polar,
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:normalize, :weights,
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:contours, :aspect_ratio,
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:match_dimensions,
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:clims,
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:inset_subplots,
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:dpi,
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:hover
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])
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const _glvisualize_seriestype = [
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:path, :shape,
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:scatter, :hexbin,
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:bar, :boxplot,
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:heatmap, :image, :volume,
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:contour, :contour3d, :path3d, :scatter3d, :surface, :wireframe
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]
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const _glvisualize_style = [:auto, :solid, :dash, :dot, :dashdot]
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const _glvisualize_marker = _allMarkers
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const _glvisualize_scale = [:identity, :ln, :log2, :log10]
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# --------------------------------------------------------------------------------------
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function _initialize_backend(::GLVisualizeBackend; kw...)
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@eval begin
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import GLVisualize, GeometryTypes, Reactive, GLAbstraction, GLWindow, Contour
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import GeometryTypes: Point2f0, Point3f0, Vec2f0, Vec3f0, GLNormalMesh, SimpleRectangle
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import FileIO, Images
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export GLVisualize
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import Reactive: Signal
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import GLAbstraction: Style
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import GLVisualize: visualize
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import Plots.GL
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import UnicodeFun
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Plots.slice_arg(img::Images.AbstractImage, idx::Int) = img
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is_marker_supported(::GLVisualizeBackend, shape::GLVisualize.AllPrimitives) = true
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is_marker_supported{Img<:Images.AbstractImage}(::GLVisualizeBackend, shape::Union{Vector{Img}, Img}) = true
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is_marker_supported{C<:Colorant}(::GLVisualizeBackend, shape::Union{Vector{Matrix{C}}, Matrix{C}}) = true
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is_marker_supported(::GLVisualizeBackend, shape::Shape) = true
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const GL = Plots
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end
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end
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function add_backend_string(b::GLVisualizeBackend)
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"""
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if !Plots.is_installed("GLVisualize")
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Pkg.add("PyPlot")
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end
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"""
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end
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# ---------------------------------------------------------------------------
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# initialize the figure/window
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# function _create_backend_figure(plt::Plot{GLVisualizeBackend})
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# # init a screen
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#
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# GLPlot.init()
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# end
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const _glplot_deletes = []
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function get_plot_screen(list::Vector, name, result = [])
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for elem in list
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get_plot_screen(elem, name, result)
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end
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return result
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end
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function get_plot_screen(screen, name, result = [])
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if screen.name == name
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push!(result, screen)
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return result
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end
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get_plot_screen(screen.children, name, result)
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end
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function create_window(plt::Plot{GLVisualizeBackend}, visible)
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name = Symbol("__Plots.jl")
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# make sure we have any screen open
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if isempty(GLVisualize.get_screens())
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# create a fresh, new screen
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parent_screen = GLVisualize.glscreen(
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"Plots",
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resolution = plt[:size],
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visible = visible
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)
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@async GLWindow.renderloop(parent_screen)
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GLVisualize.add_screen(parent_screen)
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end
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# now lets get ourselves a permanent Plotting screen
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plot_screens = get_plot_screen(GLVisualize.current_screen(), name)
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screen = if isempty(plot_screens) # no screen with `name`
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parent = GLVisualize.current_screen()
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screen = GLWindow.Screen(
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parent, area = map(GLWindow.zeroposition, parent.area),
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name = name
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)
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screen
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elseif length(plot_screens) == 1
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plot_screens[1]
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else
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# okay this is silly! Lets see if we can. There is an ID we could use
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# will not be fine for more than 255 screens though -.-.
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error("multiple Plot screens. Please don't use any screen with the name $name")
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end
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# Since we own this window, we can do deep cleansing
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empty!(screen)
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plt.o = screen
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GLWindow.set_visibility!(screen, visible)
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resize!(screen, plt[:size]...)
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screen
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end
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# ---------------------------------------------------------------------------
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const _gl_marker_map = KW(
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:rect => '■',
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:star5 => '★',
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:diamond => '◆',
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:hexagon => '⬢',
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:cross => '✚',
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:xcross => '❌',
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:utriangle => '▲',
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:dtriangle => '▼',
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:ltriangle => '◀',
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:rtriangle => '▶',
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:pentagon => '⬟',
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:octagon => '⯄',
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:star4 => '✦',
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:star6 => '🟋',
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:star8 => '✷',
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:vline => '┃',
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:hline => '━',
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:+ => '+',
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:x => 'x',
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:circle => '●'
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)
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function gl_marker(shape)
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shape
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end
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function gl_marker(shape::Shape)
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points = Point2f0[Vec{2,Float32}(p) for p in zip(shape.x, shape.y)]
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bb = GeometryTypes.AABB(points)
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mini, maxi = minimum(bb), maximum(bb)
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w3 = maxi-mini
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origin, width = Point2f0(mini[1], mini[2]), Point2f0(w3[1], w3[2])
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map!(p -> ((p - origin) ./ width) - 0.5f0, points) # normalize and center
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GeometryTypes.GLNormalMesh(points)
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end
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# create a marker/shape type
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function gl_marker(shape::Vector{Symbol})
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String(map(shape) do sym
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get(_gl_marker_map, sym, '●')
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end)
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end
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function gl_marker(shape::Symbol)
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if shape == :rect
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GeometryTypes.HyperRectangle(Vec2f0(0), Vec2f0(1))
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elseif shape == :circle || shape == :none
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GeometryTypes.HyperSphere(Point2f0(0), 1f0)
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elseif haskey(_gl_marker_map, shape)
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_gl_marker_map[shape]
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elseif haskey(_shapes, shape)
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gl_marker(_shapes[shape])
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else
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error("Shape $shape not supported by GLVisualize")
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end
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end
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function extract_limits(sp, d, kw_args)
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clims = sp[:clims]
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if is_2tuple(clims)
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if isfinite(clims[1]) && isfinite(clims[2])
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kw_args[:limits] = Vec2f0(clims)
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end
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end
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nothing
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end
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to_vec{T <: FixedVector}(::Type{T}, vec::T) = vec
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to_vec{T <: FixedVector}(::Type{T}, s::Number) = T(s)
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to_vec{T <: FixedVector{2}}(::Type{T}, vec::FixedVector{3}) = T(vec[1], vec[2])
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to_vec{T <: FixedVector{3}}(::Type{T}, vec::FixedVector{2}) = T(vec[1], vec[2], 0)
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to_vec{T <: FixedVector}(::Type{T}, vecs::AbstractVector) = map(x-> to_vec(T, x), vecs)
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function extract_marker(d, kw_args)
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dim = Plots.is3d(d) ? 3 : 2
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scaling = dim == 3 ? 0.003 : 2
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if haskey(d, :markershape)
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shape = d[:markershape]
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shape = gl_marker(shape)
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if shape != :none
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kw_args[:primitive] = shape
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end
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end
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dim = isa(kw_args[:primitive], GLVisualize.Sprites) ? 2 : 3
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if haskey(d, :markersize)
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msize = d[:markersize]
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kw_args[:scale] = to_vec(GeometryTypes.Vec{dim, Float32}, msize .* scaling)
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end
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if haskey(d, :offset)
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kw_args[:offset] = d[:offset]
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end
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# get the color
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key = :markercolor
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haskey(d, key) || return
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c = gl_color(d[key])
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if isa(c, AbstractVector) && d[:marker_z] != nothing
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extract_colornorm(d, kw_args)
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kw_args[:color] = nothing
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kw_args[:color_map] = c
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kw_args[:intensity] = convert(Vector{Float32}, d[:marker_z])
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else
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kw_args[:color] = c
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end
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key = :markerstrokecolor
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haskey(d, key) || return
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c = gl_color(d[key])
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if c != nothing
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if !(isa(c, Colorant) || (isa(c, Vector) && eltype(c) <: Colorant))
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error("Stroke Color not supported: $c")
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end
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kw_args[:stroke_color] = c
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kw_args[:stroke_width] = Float32(d[:markerstrokewidth])
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end
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end
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function _extract_surface(d::Plots.Surface)
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d.surf
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end
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function _extract_surface(d::AbstractArray)
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d
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end
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# TODO when to transpose??
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function extract_surface(d)
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map(_extract_surface, (d[:x], d[:y], d[:z]))
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end
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function topoints{P}(::Type{P}, array)
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P[x for x in zip(array...)]
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end
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function extract_points(d)
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dim = is3d(d) ? 3 : 2
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array = (d[:x], d[:y], d[:z])[1:dim]
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topoints(Point{dim, Float32}, array)
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end
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function make_gradient{C <: Colorant}(grad::Vector{C})
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grad
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end
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function make_gradient(grad::ColorGradient)
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RGBA{Float32}[c for c in grad.colors]
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end
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make_gradient(c) = make_gradient(cgrad())
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function extract_any_color(d, kw_args)
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if d[:marker_z] == nothing
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c = scalar_color(d, :fill)
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extract_c(d, kw_args, :fill)
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if isa(c, Colorant)
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kw_args[:color] = c
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else
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kw_args[:color] = nothing
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kw_args[:color_map] = make_gradient(c)
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clims = d[:subplot][:clims]
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if Plots.is_2tuple(clims)
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if isfinite(clims[1]) && isfinite(clims[2])
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kw_args[:color_norm] = Vec2f0(clims)
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end
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elseif clims == :auto
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kw_args[:color_norm] = Vec2f0(extrema(d[:y]))
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end
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end
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else
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kw_args[:color] = nothing
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clims = d[:subplot][:clims]
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if Plots.is_2tuple(clims)
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if isfinite(clims[1]) && isfinite(clims[2])
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kw_args[:color_norm] = Vec2f0(clims)
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end
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elseif clims == :auto
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kw_args[:color_norm] = Vec2f0(extrema(d[:y]))
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else
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error("Unsupported limits: $clims")
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end
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kw_args[:intensity] = convert(Vector{Float32}, d[:marker_z])
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kw_args[:color_map] = gl_color_map(d, :marker)
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end
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end
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function extract_stroke(d, kw_args)
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extract_c(d, kw_args, :line)
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if haskey(d, :linewidth)
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kw_args[:thickness] = d[:linewidth] * 3
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end
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end
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function extract_color(d, sym)
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d[Symbol("$(sym)color")]
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end
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gl_color(c::PlotUtils.ColorGradient) = c.colors
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gl_color{T<:Colorant}(c::Vector{T}) = c
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gl_color(c::RGBA{Float32}) = c
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gl_color(c::Colorant) = RGBA{Float32}(c)
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function gl_color(tuple::Tuple)
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gl_color(tuple...)
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end
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# convert to RGBA
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function gl_color(c, a)
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c = convertColor(c, a)
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RGBA{Float32}(c)
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end
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function scalar_color(d, sym)
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gl_color(extract_color(d, sym))
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end
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function gl_color_map(d, sym)
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colors = extract_color(d, sym)
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_gl_color_map(colors)
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end
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function _gl_color_map(colors::PlotUtils.ColorGradient)
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colors.colors
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end
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function _gl_color_map(c)
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Plots.default_gradient()
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end
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dist(a, b) = abs(a-b)
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mindist(x, a, b) = min(dist(a, x), dist(b, x))
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function gappy(x, ps)
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n = length(ps)
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x <= first(ps) && return first(ps) - x
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for j=1:(n-1)
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p0 = ps[j]
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p1 = ps[min(j+1, n)]
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if p0 <= x && p1 >= x
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return mindist(x, p0, p1) * (isodd(j) ? 1 : -1)
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end
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end
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return last(ps) - x
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end
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function ticks(points, resolution)
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Float16[gappy(x, points) for x = linspace(first(points),last(points), resolution)]
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end
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function insert_pattern!(points, kw_args)
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tex = GLAbstraction.Texture(ticks(points, 100), x_repeat=:repeat)
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kw_args[:pattern] = tex
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kw_args[:pattern_length] = Float32(last(points))
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end
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function extract_linestyle(d, kw_args)
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haskey(d, :linestyle) || return
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ls = d[:linestyle]
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lw = d[:linewidth]
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kw_args[:thickness] = lw
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if ls == :dash
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points = [0.0, lw, 2lw, 3lw, 4lw]
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insert_pattern!(points, kw_args)
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elseif ls == :dot
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tick, gap = lw/2, lw/4
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points = [0.0, tick, tick+gap, 2tick+gap, 2tick+2gap]
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insert_pattern!(points, kw_args)
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elseif ls == :dashdot
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dtick, dgap = lw, lw
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ptick, pgap = lw/2, lw/4
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points = [0.0, dtick, dtick+dgap, dtick+dgap+ptick, dtick+dgap+ptick+pgap]
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insert_pattern!(points, kw_args)
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elseif ls == :dashdotdot
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dtick, dgap = lw, lw
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ptick, pgap = lw/2, lw/4
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points = [0.0, dtick, dtick+dgap, dtick+dgap+ptick, dtick+dgap+ptick+pgap, dtick+dgap+ptick+pgap+ptick, dtick+dgap+ptick+pgap+ptick+pgap]
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insert_pattern!(points, kw_args)
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end
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extract_c(d, kw_args, :line)
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nothing
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end
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function hover(to_hover::Vector, to_display, window)
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hover(to_hover[], to_display, window)
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end
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function get_cam(x)
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if isa(x, GLAbstraction.Context)
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return get_cam(x.children)
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elseif isa(x, Vector)
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return get_cam(first(x))
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elseif isa(x, GLAbstraction.RenderObject)
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return x[:preferred_camera]
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end
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end
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function hover(to_hover, to_display, window)
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if isa(to_hover, GLAbstraction.Context)
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return hover(to_hover.children, to_display, window)
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end
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area = map(window.inputs[:mouseposition]) do mp
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SimpleRectangle{Int}(round(Int, mp+10)..., 100, 70)
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end
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mh = GLWindow.mouse2id(window)
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popup = GLWindow.Screen(
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window,
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hidden = map(mh-> !(mh.id == to_hover.id), mh),
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area = area,
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stroke = (2f0, RGBA(0f0, 0f0, 0f0, 0.8f0))
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)
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cam = get!(popup.cameras, :perspective) do
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GLAbstraction.PerspectiveCamera(
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popup.inputs, Vec3f0(3), Vec3f0(0),
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keep = Signal(false),
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theta = Signal(Vec3f0(0)), trans = Signal(Vec3f0(0))
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)
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end
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map(enumerate(to_display)) do id
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i,d = id
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robj = visualize(d)
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viewit = Reactive.droprepeats(map(mh->mh.id == to_hover.id && mh.index == i, mh))
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camtype = get_cam(robj)
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Reactive.preserve(map(viewit) do vi
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if vi
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empty!(popup)
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if camtype == :perspective
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cam.projectiontype.value = GLVisualize.PERSPECTIVE
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else
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cam.projectiontype.value = GLVisualize.ORTHOGRAPHIC
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end
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GLVisualize._view(robj, popup, camera = cam)
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bb = GLAbstraction.boundingbox(robj).value
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mini = minimum(bb)
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w = GeometryTypes.widths(bb)
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wborder = w * 0.08f0 #8 percent border
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bb = GeometryTypes.AABB{Float32}(mini - wborder, w + 2 * wborder)
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GLAbstraction.center!(cam, bb)
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end
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end)
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end
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nothing
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end
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function extract_extrema(d, kw_args)
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xmin, xmax = extrema(d[:x]); ymin, ymax = extrema(d[:y])
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kw_args[:primitive] = GeometryTypes.SimpleRectangle{Float32}(xmin, ymin, xmax-xmin, ymax-ymin)
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nothing
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end
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|
|
function extract_font(font, kw_args)
|
|
kw_args[:family] = font.family
|
|
kw_args[:relative_scale] = pointsize(font)
|
|
kw_args[:color] = gl_color(font.color)
|
|
end
|
|
|
|
function extract_colornorm(d, kw_args)
|
|
clims = d[:subplot][:clims]
|
|
if Plots.is_2tuple(clims)
|
|
if isfinite(clims[1]) && isfinite(clims[2])
|
|
kw_args[:color_norm] = Vec2f0(clims)
|
|
end
|
|
elseif clims == :auto
|
|
z = if haskey(d, :marker_z) && d[:marker_z] != nothing
|
|
d[:marker_z]
|
|
elseif haskey(d, :line_z) && d[:line_z] != nothing
|
|
d[:line_z]
|
|
elseif isa(d[:z], Plots.Surface)
|
|
d[:z].surf
|
|
else
|
|
d[:y]
|
|
end
|
|
kw_args[:color_norm] = Vec2f0(extrema(z))
|
|
kw_args[:intensity] = map(Float32, collect(z))
|
|
end
|
|
end
|
|
|
|
function extract_gradient(d, kw_args, sym)
|
|
key = Symbol("$(sym)color")
|
|
haskey(d, key) || return
|
|
c = make_gradient(d[key])
|
|
kw_args[:color] = nothing
|
|
extract_colornorm(d, kw_args)
|
|
kw_args[:color_map] = c
|
|
return
|
|
end
|
|
|
|
function extract_c(d, kw_args, sym)
|
|
key = Symbol("$(sym)color")
|
|
haskey(d, key) || return
|
|
c = gl_color(d[key])
|
|
kw_args[:color] = nothing
|
|
kw_args[:color_map] = nothing
|
|
kw_args[:color_norm] = nothing
|
|
if (
|
|
isa(c, AbstractVector) &&
|
|
((haskey(d, :marker_z) && d[:marker_z] != nothing) ||
|
|
(haskey(d, :line_z) && d[:line_z] != nothing))
|
|
)
|
|
extract_colornorm(d, kw_args)
|
|
kw_args[:color_map] = c
|
|
else
|
|
kw_args[:color] = c
|
|
end
|
|
return
|
|
end
|
|
|
|
function extract_stroke(d, kw_args, sym)
|
|
key = Symbol("$(sym)strokecolor")
|
|
haskey(d, key) || return
|
|
c = gl_color(d[key])
|
|
if c != nothing
|
|
if !isa(c, Colorant)
|
|
error("Stroke Color not supported: $c")
|
|
end
|
|
kw_args[:stroke_color] = c
|
|
kw_args[:stroke_width] = Float32(d[Symbol("$(sym)strokewidth")]) * 2
|
|
end
|
|
return
|
|
end
|
|
|
|
|
|
|
|
function draw_grid_lines(sp, grid_segs, thickness, style, model, color)
|
|
|
|
kw_args = Dict{Symbol, Any}(
|
|
:model => model
|
|
)
|
|
d = Dict(
|
|
:linestyle => style,
|
|
:linewidth => thickness,
|
|
:linecolor => color
|
|
)
|
|
Plots.extract_linestyle(d, kw_args)
|
|
GL.gl_lines(map(Point2f0, grid_segs.pts), kw_args)
|
|
end
|
|
|
|
function align_offset(startpos, lastpos, atlas, rscale, font, align)
|
|
xscale, yscale = GLVisualize.glyph_scale!('X', rscale)
|
|
xmove = (lastpos-startpos)[1]+xscale
|
|
if align == :top
|
|
return -Vec2f0(xmove/2f0, yscale)
|
|
elseif align == :right
|
|
return -Vec2f0(xmove, yscale/2f0)
|
|
else
|
|
error("Align $align not known")
|
|
end
|
|
end
|
|
|
|
function align_offset(startpos, lastpos, atlas, rscale, font, align::Vec)
|
|
xscale, yscale = GLVisualize.glyph_scale!('X', rscale)
|
|
xmove = (lastpos-startpos)[1] + xscale
|
|
return -Vec2f0(xmove, yscale) .* align
|
|
end
|
|
|
|
function alignment2num(x::Symbol)
|
|
(x in (:hcenter, :vcenter)) && return 0.5
|
|
(x in (:left, :bottom)) && return 0.0
|
|
(x in (:right, :top)) && return 1.0
|
|
0.0 # 0 default, or better to error?
|
|
end
|
|
|
|
function alignment2num(font::Plots.Font)
|
|
Vec2f0(map(alignment2num, (font.halign, font.valign)))
|
|
end
|
|
|
|
pointsize(font) = font.pointsize * 2
|
|
|
|
function draw_ticks(
|
|
axis, ticks, isx, lims, m, text = "",
|
|
positions = Point2f0[], offsets=Vec2f0[]
|
|
)
|
|
sz = pointsize(axis[:tickfont])
|
|
atlas = GLVisualize.get_texture_atlas()
|
|
font = GLVisualize.defaultfont()
|
|
|
|
flip = axis[:flip]; mirror = axis[:mirror]
|
|
|
|
align = if isx
|
|
mirror ? :bottom : :top
|
|
else
|
|
mirror ? :left : :right
|
|
end
|
|
axis_gap = Point2f0(isx ? 0 : sz / 2, isx ? sz / 2 : 0)
|
|
for (cv, dv) in zip(ticks...)
|
|
|
|
x, y = cv, lims[1]
|
|
xy = isx ? (x, y) : (y, x)
|
|
_pos = m * GeometryTypes.Vec4f0(xy[1], xy[2], 0, 1)
|
|
startpos = Point2f0(_pos[1], _pos[2]) - axis_gap
|
|
str = string(dv)
|
|
# need to tag a new UnicodeFun version for this... also the numbers become
|
|
# so small that it looks terrible -.-
|
|
# _str = split(string(dv), "^")
|
|
# if length(_str) == 2
|
|
# _str[2] = UnicodeFun.to_superscript(_str[2])
|
|
# end
|
|
# str = join(_str, "")
|
|
position = GLVisualize.calc_position(str, startpos, sz, font, atlas)
|
|
offset = GLVisualize.calc_offset(str, sz, font, atlas)
|
|
alignoff = align_offset(startpos, last(position), atlas, sz, font, align)
|
|
map!(position) do pos
|
|
pos .+ alignoff
|
|
end
|
|
append!(positions, position)
|
|
append!(offsets, offset)
|
|
text *= str
|
|
|
|
end
|
|
text, positions, offsets
|
|
end
|
|
|
|
function glvisualize_text(position, text, kw_args)
|
|
text_align = alignment2num(text.font)
|
|
startpos = Vec2f0(position)
|
|
atlas = GLVisualize.get_texture_atlas()
|
|
font = GLVisualize.defaultfont()
|
|
rscale = kw_args[:relative_scale]
|
|
|
|
position = GLVisualize.calc_position(text.str, startpos, rscale, font, atlas)
|
|
offset = GLVisualize.calc_offset(text.str, rscale, font, atlas)
|
|
alignoff = align_offset(startpos, last(position), atlas, rscale, font, text_align)
|
|
|
|
map!(position) do pos
|
|
pos .+ alignoff
|
|
end
|
|
kw_args[:position] = position
|
|
kw_args[:offset] = offset
|
|
kw_args[:scale_primitive] = true
|
|
visualize(text.str, Style(:default), kw_args)
|
|
end
|
|
|
|
function text_model(font, pivot)
|
|
pv = GeometryTypes.Vec3f0(pivot[1], pivot[2], 0)
|
|
if font.rotation != 0.0
|
|
rot = Float32(deg2rad(font.rotation))
|
|
rotm = GLAbstraction.rotationmatrix_z(rot)
|
|
return GLAbstraction.translationmatrix(pv)*rotm*GLAbstraction.translationmatrix(-pv)
|
|
else
|
|
eye(GeometryTypes.Mat4f0)
|
|
end
|
|
end
|
|
function gl_draw_axes_2d(sp::Plots.Subplot{Plots.GLVisualizeBackend}, model, area)
|
|
xticks, yticks, spine_segs, grid_segs = Plots.axis_drawing_info(sp)
|
|
xaxis = sp[:xaxis]; yaxis = sp[:yaxis]
|
|
|
|
c = Colors.color(Plots.gl_color(sp[:foreground_color_grid]))
|
|
axis_vis = []
|
|
if sp[:grid]
|
|
grid = draw_grid_lines(sp, grid_segs, 1f0, :dot, model, RGBA(c, 0.3f0))
|
|
push!(axis_vis, grid)
|
|
end
|
|
if alpha(xaxis[:foreground_color_border]) > 0
|
|
spine = draw_grid_lines(sp, spine_segs, 1f0, :solid, model, RGBA(c, 1.0f0))
|
|
push!(axis_vis, spine)
|
|
end
|
|
fcolor = Plots.gl_color(xaxis[:foreground_color_axis])
|
|
|
|
xlim = Plots.axis_limits(xaxis)
|
|
ylim = Plots.axis_limits(yaxis)
|
|
|
|
if !(xaxis[:ticks] in (nothing, false, :none))
|
|
ticklabels = map(model) do m
|
|
mirror = xaxis[:mirror]
|
|
t, positions, offsets = draw_ticks(xaxis, xticks, true, ylim, m)
|
|
mirror = xaxis[:mirror]
|
|
t, positions, offsets = draw_ticks(
|
|
yaxis, yticks, false, xlim, m,
|
|
t, positions, offsets
|
|
)
|
|
end
|
|
kw_args = Dict{Symbol, Any}(
|
|
:position => map(x-> x[2], ticklabels),
|
|
:offset => map(last, ticklabels),
|
|
:color => fcolor,
|
|
:relative_scale => pointsize(xaxis[:tickfont]),
|
|
:scale_primitive => false
|
|
)
|
|
push!(axis_vis, visualize(map(first, ticklabels), Style(:default), kw_args))
|
|
end
|
|
|
|
area_w = GeometryTypes.widths(area)
|
|
if sp[:title] != ""
|
|
tf = sp[:titlefont]; color = gl_color(sp[:foreground_color_title])
|
|
font = Plots.Font(tf.family, tf.pointsize, :hcenter, :top, tf.rotation, color)
|
|
xy = Point2f0(area.w/2, area_w[2] + pointsize(tf)/2)
|
|
kw = Dict(:model => text_model(font, xy), :scale_primitive => true)
|
|
extract_font(font, kw)
|
|
t = PlotText(sp[:title], font)
|
|
push!(axis_vis, glvisualize_text(xy, t, kw))
|
|
end
|
|
if xaxis[:guide] != ""
|
|
tf = xaxis[:guidefont]; color = gl_color(xaxis[:foreground_color_guide])
|
|
xy = Point2f0(area.w/2, - pointsize(tf)/2)
|
|
font = Plots.Font(tf.family, tf.pointsize, :hcenter, :bottom, tf.rotation, color)
|
|
kw = Dict(:model => text_model(font, xy), :scale_primitive => true)
|
|
t = PlotText(xaxis[:guide], font)
|
|
extract_font(font, kw)
|
|
push!(axis_vis, glvisualize_text(xy, t, kw))
|
|
end
|
|
|
|
if yaxis[:guide] != ""
|
|
tf = yaxis[:guidefont]; color = gl_color(yaxis[:foreground_color_guide])
|
|
font = Plots.Font(tf.family, tf.pointsize, :hcenter, :top, 90f0, color)
|
|
xy = Point2f0(-pointsize(tf)/2, area.h/2)
|
|
kw = Dict(:model => text_model(font, xy), :scale_primitive=>true)
|
|
t = PlotText(yaxis[:guide], font)
|
|
extract_font(font, kw)
|
|
push!(axis_vis, glvisualize_text(xy, t, kw))
|
|
end
|
|
|
|
axis_vis
|
|
end
|
|
|
|
function gl_draw_axes_3d(sp, model)
|
|
x = Plots.axis_limits(sp[:xaxis])
|
|
y = Plots.axis_limits(sp[:yaxis])
|
|
z = Plots.axis_limits(sp[:zaxis])
|
|
|
|
min = Vec3f0(x[1], y[1], z[1])
|
|
visualize(
|
|
GeometryTypes.AABB{Float32}(min, Vec3f0(x[2], y[2], z[2])-min),
|
|
:grid, model=model
|
|
)
|
|
end
|
|
|
|
function gl_bar(d, kw_args)
|
|
x, y = d[:x], d[:y]
|
|
nx, ny = length(x), length(y)
|
|
axis = d[:subplot][isvertical(d) ? :xaxis : :yaxis]
|
|
cv = [discrete_value!(axis, xi)[1] for xi=x]
|
|
x = if nx == ny
|
|
cv
|
|
elseif nx == ny + 1
|
|
0.5diff(cv) + cv[1:end-1]
|
|
else
|
|
error("bar recipe: x must be same length as y (centers), or one more than y (edges).\n\t\tlength(x)=$(length(x)), length(y)=$(length(y))")
|
|
end
|
|
if haskey(kw_args, :stroke_width) # stroke is inside for bars
|
|
#kw_args[:stroke_width] = -kw_args[:stroke_width]
|
|
end
|
|
# compute half-width of bars
|
|
bw = nothing
|
|
hw = if bw == nothing
|
|
mean(diff(x))
|
|
else
|
|
Float64[cycle(bw,i)*0.5 for i=1:length(x)]
|
|
end
|
|
|
|
# make fillto a vector... default fills to 0
|
|
fillto = d[:fillrange]
|
|
if fillto == nothing
|
|
fillto = 0
|
|
end
|
|
# create the bar shapes by adding x/y segments
|
|
positions, scales = Array(Point2f0, ny), Array(Vec2f0, ny)
|
|
m = Reactive.value(kw_args[:model])
|
|
sx, sy = m[1,1], m[2,2]
|
|
for i=1:ny
|
|
center = x[i]
|
|
hwi = abs(cycle(hw,i)); yi = y[i]; fi = cycle(fillto,i)
|
|
if Plots.isvertical(d)
|
|
sz = (hwi*sx, yi*sy)
|
|
else
|
|
sz = (yi*sx, hwi*2*sy)
|
|
end
|
|
positions[i] = (center-hwi*0.5, fi)
|
|
scales[i] = sz
|
|
end
|
|
|
|
kw_args[:scale] = scales
|
|
kw_args[:offset] = Vec2f0(0)
|
|
visualize((GLVisualize.RECTANGLE, positions), Style(:default), kw_args)
|
|
#[]
|
|
end
|
|
|
|
const _box_halfwidth = 0.4
|
|
|
|
notch_width(q2, q4, N) = 1.58 * (q4-q2)/sqrt(N)
|
|
|
|
function gl_boxplot(d, kw_args)
|
|
kwbox = copy(kw_args)
|
|
range = 1.5; notch = false
|
|
x, y = d[:x], d[:y]
|
|
glabels = sort(collect(unique(x)))
|
|
warning = false
|
|
outliers_x, outliers_y = zeros(0), zeros(0)
|
|
|
|
box_pos = Point2f0[]
|
|
box_scale = Vec2f0[]
|
|
outliers = Point2f0[]
|
|
t_segments = Point2f0[]
|
|
m = Reactive.value(kw_args[:model])
|
|
sx, sy = m[1,1], m[2,2]
|
|
for (i,glabel) in enumerate(glabels)
|
|
# filter y
|
|
values = y[filter(i -> cycle(x,i) == glabel, 1:length(y))]
|
|
# compute quantiles
|
|
q1,q2,q3,q4,q5 = quantile(values, linspace(0,1,5))
|
|
# notch
|
|
n = Plots.notch_width(q2, q4, length(values))
|
|
# warn on inverted notches?
|
|
if notch && !warning && ( (q2>(q3-n)) || (q4<(q3+n)) )
|
|
warn("Boxplot's notch went outside hinges. Set notch to false.")
|
|
warning = true # Show the warning only one time
|
|
end
|
|
|
|
# make the shape
|
|
center = Plots.discrete_value!(d[:subplot][:xaxis], glabel)[1]
|
|
hw = d[:bar_width] == nothing ? Plots._box_halfwidth*2 : cycle(d[:bar_width], i)
|
|
l, m, r = center - hw/2, center, center + hw/2
|
|
|
|
# internal nodes for notches
|
|
L, R = center - 0.5 * hw, center + 0.5 * hw
|
|
# outliers
|
|
if Float64(range) != 0.0 # if the range is 0.0, the whiskers will extend to the data
|
|
limit = range*(q4-q2)
|
|
inside = Float64[]
|
|
for value in values
|
|
if (value < (q2 - limit)) || (value > (q4 + limit))
|
|
push!(outliers, (center, value))
|
|
else
|
|
push!(inside, value)
|
|
end
|
|
end
|
|
# change q1 and q5 to show outliers
|
|
# using maximum and minimum values inside the limits
|
|
q1, q5 = extrema(inside)
|
|
end
|
|
# Box
|
|
if notch
|
|
push!(t_segments, (m, q1), (l, q1), (r, q1), (m, q1), (m, q2))# lower T
|
|
push!(box_pos, (l, q2));push!(box_scale, (hw*sx, n*sy)) # lower box
|
|
push!(box_pos, (l, q4));push!(box_scale, (hw*sx, n*sy)) # upper box
|
|
push!(t_segments, (m, q5), (l, q5), (r, q5), (m, q5), (m, q4))# upper T
|
|
|
|
else
|
|
push!(t_segments, (m, q2), (m, q1), (l, q1), (r, q1))# lower T
|
|
push!(box_pos, (l, q2)); push!(box_scale, (hw*sx, (q3-q2)*sy)) # lower box
|
|
push!(box_pos, (l, q4)); push!(box_scale, (hw*sx, (q3-q4)*sy)) # upper box
|
|
push!(t_segments, (m, q4), (m, q5), (r, q5), (l, q5))# upper T
|
|
end
|
|
end
|
|
kwbox = Dict{Symbol, Any}(
|
|
:scale => box_scale,
|
|
:model => kw_args[:model],
|
|
:offset => Vec2f0(0),
|
|
)
|
|
extract_marker(d, kw_args)
|
|
outlier_kw = Dict(
|
|
:model => kw_args[:model],
|
|
:color => scalar_color(d, :fill),
|
|
:stroke_width => Float32(d[:markerstrokewidth]),
|
|
:stroke_color => scalar_color(d, :markerstroke),
|
|
)
|
|
lines_kw = Dict(
|
|
:model => kw_args[:model],
|
|
:stroke_width => d[:linewidth],
|
|
:stroke_color => scalar_color(d, :fill),
|
|
)
|
|
vis1 = GLVisualize.visualize((GLVisualize.RECTANGLE, box_pos), Style(:default), kwbox)
|
|
vis2 = GLVisualize.visualize((GLVisualize.CIRCLE, outliers), Style(:default), outlier_kw)
|
|
vis3 = GLVisualize.visualize(t_segments, Style(:linesegment), lines_kw)
|
|
[vis1, vis2, vis3]
|
|
end
|
|
|
|
|
|
# ---------------------------------------------------------------------------
|
|
function gl_viewport(bb, rect)
|
|
l, b, bw, bh = bb
|
|
rw, rh = rect.w, rect.h
|
|
GLVisualize.SimpleRectangle(
|
|
round(Int, rw * l),
|
|
round(Int, rh * b),
|
|
round(Int, rw * bw),
|
|
round(Int, rh * bh)
|
|
)
|
|
end
|
|
|
|
function to_modelmatrix(rect, subrect, rel_plotarea, sp)
|
|
xmin, xmax = Plots.axis_limits(sp[:xaxis])
|
|
ymin, ymax = Plots.axis_limits(sp[:yaxis])
|
|
mini, maxi = Vec3f0(xmin, ymin, 0), Vec3f0(xmax, ymax, 1)
|
|
if Plots.is3d(sp)
|
|
zmin, zmax = Plots.axis_limits(sp[:zaxis])
|
|
mini, maxi = Vec3f0(xmin, ymin, zmin), Vec3f0(xmax, ymax, zmax)
|
|
s = Vec3f0(1) ./ (maxi-mini)
|
|
return GLAbstraction.scalematrix(s)*GLAbstraction.translationmatrix(-mini)
|
|
end
|
|
l, b, bw, bh = rel_plotarea
|
|
w, h = rect.w*bw, rect.h*bh
|
|
x, y = rect.w*l - subrect.x, rect.h*b - subrect.y
|
|
t = -mini
|
|
s = Vec3f0(w, h, 1) ./ (maxi-mini)
|
|
GLAbstraction.translationmatrix(Vec3f0(x,y,0))*GLAbstraction.scalematrix(s)*GLAbstraction.translationmatrix(t)
|
|
end
|
|
|
|
# ----------------------------------------------------------------
|
|
|
|
|
|
function scale_for_annotations!(series::Series, scaletype::Symbol = :pixels)
|
|
anns = series[:series_annotations]
|
|
if anns != nothing && !isnull(anns.baseshape)
|
|
# we use baseshape to overwrite the markershape attribute
|
|
# with a list of custom shapes for each
|
|
msw, msh = anns.scalefactor
|
|
offsets = Array(Vec2f0, length(anns.strs))
|
|
series[:markersize] = map(1:length(anns.strs)) do i
|
|
str = cycle(anns.strs, i)
|
|
# get the width and height of the string (in mm)
|
|
sw, sh = text_size(str, anns.font.pointsize)
|
|
|
|
# how much to scale the base shape?
|
|
# note: it's a rough assumption that the shape fills the unit box [-1,-1,1,1],
|
|
# so we scale the length-2 shape by 1/2 the total length
|
|
xscale = 0.5to_pixels(sw) * 1.8
|
|
yscale = 0.5to_pixels(sh) * 1.8
|
|
|
|
# we save the size of the larger direction to the markersize list,
|
|
# and then re-scale a copy of baseshape to match the w/h ratio
|
|
s = Vec2f0(xscale, yscale)
|
|
offsets[i] = -s
|
|
s
|
|
end
|
|
series[:offset] = offsets
|
|
end
|
|
return
|
|
end
|
|
|
|
|
|
|
|
|
|
function _display(plt::Plot{GLVisualizeBackend}, visible = true)
|
|
screen = create_window(plt, visible)
|
|
sw, sh = plt[:size]
|
|
sw, sh = sw*px, sh*px
|
|
|
|
for sp in plt.subplots
|
|
_3d = Plots.is3d(sp)
|
|
# camera = :perspective
|
|
# initialize the sub-screen for this subplot
|
|
rel_bbox = Plots.bbox_to_pcts(bbox(sp), sw, sh)
|
|
sub_area = map(screen.area) do rect
|
|
Plots.gl_viewport(rel_bbox, rect)
|
|
end
|
|
c = plt[:background_color_outside]
|
|
sp_screen = GLVisualize.Screen(
|
|
screen, color = c,
|
|
area = sub_area
|
|
)
|
|
sp.o = sp_screen
|
|
cam = get!(sp_screen.cameras, :perspective) do
|
|
inside = sp_screen.inputs[:mouseinside]
|
|
theta = _3d ? nothing : Signal(Vec3f0(0)) # surpress rotation for 2D (nothing will get usual rotation controle)
|
|
GLAbstraction.PerspectiveCamera(
|
|
sp_screen.inputs, Vec3f0(3), Vec3f0(0),
|
|
keep = inside, theta = theta
|
|
)
|
|
end
|
|
|
|
rel_plotarea = Plots.bbox_to_pcts(plotarea(sp), sw, sh)
|
|
model_m = map(Plots.to_modelmatrix,
|
|
screen.area, sub_area,
|
|
Signal(rel_plotarea), Signal(sp)
|
|
)
|
|
|
|
# loop over the series and add them to the subplot
|
|
if !_3d
|
|
axis = gl_draw_axes_2d(sp, model_m, Reactive.value(sub_area))
|
|
GLVisualize._view(axis, sp_screen, camera=:perspective)
|
|
cam.projectiontype.value = GLVisualize.ORTHOGRAPHIC
|
|
Reactive.run_till_now() # make sure Reactive.push! arrives
|
|
GLAbstraction.center!(cam,
|
|
GeometryTypes.AABB(
|
|
Vec3f0(-20), Vec3f0((GeometryTypes.widths(sp_screen)+40f0)..., 1)
|
|
)
|
|
)
|
|
else
|
|
axis = gl_draw_axes_3d(sp, model_m)
|
|
GLVisualize._view(axis, sp_screen, camera=:perspective)
|
|
push!(cam.projectiontype, GLVisualize.PERSPECTIVE)
|
|
end
|
|
for series in Plots.series_list(sp)
|
|
|
|
d = series.d
|
|
st = d[:seriestype]; kw_args = KW() # exctract kw
|
|
|
|
kw_args[:model] = model_m # add transformation
|
|
if !_3d # 3D is treated differently, since we need boundingboxes for camera
|
|
kw_args[:boundingbox] = nothing # don't calculate bb, we dont need it
|
|
end
|
|
scale_for_annotations!(series)
|
|
if st in (:surface, :wireframe)
|
|
x, y, z = extract_surface(d)
|
|
extract_gradient(d, kw_args, :fill)
|
|
z = Plots.transpose_z(d, z, false)
|
|
if isa(x, AbstractMatrix) && isa(y, AbstractMatrix)
|
|
x, y = Plots.transpose_z(d, x, false), Plots.transpose_z(d, y, false)
|
|
end
|
|
if st == :wireframe
|
|
kw_args[:wireframe] = true
|
|
kw_args[:stroke_color] = d[:linecolor]
|
|
kw_args[:stroke_width] = Float32(d[:linewidth]/100f0)
|
|
end
|
|
vis = GL.gl_surface(x, y, z, kw_args)
|
|
elseif (st in (:path, :path3d)) && d[:linewidth] > 0
|
|
kw = copy(kw_args)
|
|
points = Plots.extract_points(d)
|
|
extract_linestyle(d, kw)
|
|
vis = GL.gl_lines(points, kw)
|
|
if d[:markershape] != :none
|
|
kw = copy(kw_args)
|
|
extract_stroke(d, kw)
|
|
extract_marker(d, kw)
|
|
vis2 = GL.gl_scatter(copy(points), kw)
|
|
vis = [vis; vis2]
|
|
end
|
|
if d[:fillrange] != nothing
|
|
kw = copy(kw_args)
|
|
fr = d[:fillrange]
|
|
ps = if all(x-> x >= 0, diff(d[:x])) # if is monotonic
|
|
vcat(points, Point2f0[(points[i][1], cycle(fr, i)) for i=length(points):-1:1])
|
|
else
|
|
points
|
|
end
|
|
extract_c(d, kw, :fill)
|
|
vis = [GL.gl_poly(ps, kw), vis]
|
|
end
|
|
elseif st in (:scatter, :scatter3d) #|| d[:markershape] != :none
|
|
extract_marker(d, kw_args)
|
|
points = extract_points(d)
|
|
vis = GL.gl_scatter(points, kw_args)
|
|
elseif st == :shape
|
|
extract_c(d, kw_args, :fill)
|
|
vis = GL.gl_shape(d, kw_args)
|
|
elseif st == :contour
|
|
x,y,z = extract_surface(d)
|
|
z = transpose_z(d, z, false)
|
|
extract_extrema(d, kw_args)
|
|
extract_gradient(d, kw_args, :fill)
|
|
kw_args[:fillrange] = d[:fillrange]
|
|
kw_args[:levels] = d[:levels]
|
|
|
|
vis = GL.gl_contour(x,y,z, kw_args)
|
|
elseif st == :heatmap
|
|
x,y,z = extract_surface(d)
|
|
extract_gradient(d, kw_args, :fill)
|
|
extract_extrema(d, kw_args)
|
|
extract_limits(sp, d, kw_args)
|
|
vis = GL.gl_heatmap(x,y,z, kw_args)
|
|
elseif st == :bar
|
|
extract_c(d, kw_args, :fill)
|
|
extract_stroke(d, kw_args, :marker)
|
|
vis = gl_bar(d, kw_args)
|
|
elseif st == :image
|
|
extract_extrema(d, kw_args)
|
|
vis = GL.gl_image(d[:z].surf, kw_args)
|
|
elseif st == :boxplot
|
|
extract_c(d, kw_args, :fill)
|
|
vis = gl_boxplot(d, kw_args)
|
|
elseif st == :volume
|
|
volume = d[:y]
|
|
_d = copy(d)
|
|
_d[:y] = 0:1
|
|
_d[:x] = 0:1
|
|
kw_args = KW()
|
|
extract_gradient(_d, kw_args, :fill)
|
|
vis = visualize(volume.v, Style(:default), kw_args)
|
|
else
|
|
error("failed to display plot type $st")
|
|
end
|
|
|
|
isa(vis, Array) && isempty(vis) && continue # nothing to see here
|
|
|
|
GLVisualize._view(vis, sp_screen, camera=:perspective)
|
|
if haskey(d, :hover) && !(d[:hover] in (false, :none, nothing))
|
|
hover(vis, d[:hover], sp_screen)
|
|
end
|
|
if isdefined(:GLPlot) && isdefined(Main.GLPlot, :(register_plot!))
|
|
del_signal = Main.GLPlot.register_plot!(vis, sp_screen, create_gizmo=false)
|
|
append!(_glplot_deletes, del_signal)
|
|
end
|
|
anns = series[:series_annotations]
|
|
for (x, y, str, font) in EachAnn(anns, d[:x], d[:y])
|
|
txt_args = Dict{Symbol, Any}(:model => eye(GLAbstraction.Mat4f0))
|
|
x, y = Reactive.value(model_m) * Vec{4, Float32}(x, y, 0, 1)
|
|
extract_font(font, txt_args)
|
|
t = glvisualize_text(Point2f0(x, y), PlotText(str, font), txt_args)
|
|
GLVisualize._view(t, sp_screen, camera = :perspective)
|
|
end
|
|
|
|
end
|
|
generate_legend(sp, sp_screen, model_m)
|
|
if _3d
|
|
GLAbstraction.center!(sp_screen)
|
|
end
|
|
GLAbstraction.post_empty()
|
|
yield()
|
|
end
|
|
end
|
|
|
|
function _show(io::IO, ::MIME"image/png", plt::Plot{GLVisualizeBackend})
|
|
_display(plt, false)
|
|
GLWindow.poll_glfw()
|
|
if Base.n_avail(Reactive._messages) > 0
|
|
Reactive.run_till_now()
|
|
end
|
|
yield()
|
|
GLWindow.render_frame(GLWindow.rootscreen(plt.o))
|
|
GLWindow.swapbuffers(plt.o)
|
|
buff = GLWindow.screenbuffer(plt.o)
|
|
png = Images.Image(map(RGB{U8}, buff),
|
|
colorspace = "sRGB",
|
|
spatialorder = ["y", "x"]
|
|
)
|
|
FileIO.save(FileIO.Stream(FileIO.DataFormat{:PNG}, io), png)
|
|
end
|
|
|
|
|
|
function gl_image(img, kw_args)
|
|
rect = kw_args[:primitive]
|
|
kw_args[:primitive] = GeometryTypes.SimpleRectangle{Float32}(rect.x, rect.y, rect.h, rect.w) # seems to be flipped
|
|
visualize(img, Style(:default), kw_args)
|
|
end
|
|
|
|
function handle_segment{P}(lines, line_segments, points::Vector{P}, segment)
|
|
(isempty(segment) || length(segment) < 2) && return
|
|
if length(segment) == 2
|
|
append!(line_segments, view(points, segment))
|
|
elseif length(segment) == 3
|
|
p = view(points, segment)
|
|
push!(line_segments, p[1], p[2], p[2], p[3])
|
|
else
|
|
append!(lines, view(points, segment))
|
|
push!(lines, P(NaN))
|
|
end
|
|
end
|
|
|
|
function gl_lines(points, kw_args)
|
|
result = []
|
|
isempty(points) && return result
|
|
P = eltype(points)
|
|
lines = P[]
|
|
line_segments = P[]
|
|
last = 1
|
|
for (i,p) in enumerate(points)
|
|
if isnan(p) || i==length(points)
|
|
_i = isnan(p) ? i-1 : i
|
|
handle_segment(lines, line_segments, points, last:_i)
|
|
last = i+1
|
|
end
|
|
end
|
|
if !isempty(lines)
|
|
pop!(lines) # remove last NaN
|
|
push!(result, visualize(lines, Style(:lines), kw_args))
|
|
end
|
|
if !isempty(line_segments)
|
|
push!(result, visualize(line_segments, Style(:linesegment), kw_args))
|
|
end
|
|
return result
|
|
end
|
|
|
|
function gl_shape(d, kw_args)
|
|
points = Plots.extract_points(d)
|
|
result = []
|
|
for rng in iter_segments(d[:x], d[:y])
|
|
ps = points[rng]
|
|
meshes = gl_poly(ps, kw_args)
|
|
append!(result, meshes)
|
|
end
|
|
result
|
|
end
|
|
|
|
|
|
|
|
function gl_scatter(points, kw_args)
|
|
prim = get(kw_args, :primitive, GeometryTypes.Circle)
|
|
if isa(prim, GLNormalMesh)
|
|
if haskey(kw_args, :model)
|
|
p = get(kw_args, :perspective, eye(GeometryTypes.Mat4f0))
|
|
kw_args[:scale] = GLAbstraction.const_lift(kw_args[:model], kw_args[:scale], p) do m, sc, p
|
|
s = Vec3f0(m[1,1], m[2,2], m[3,3])
|
|
ps = Vec3f0(p[1,1], p[2,2], p[3,3])
|
|
r = sc ./ (s .* ps)
|
|
r
|
|
end
|
|
end
|
|
else # 2D prim
|
|
kw_args[:scale] = to_vec(Vec2f0, kw_args[:scale])
|
|
end
|
|
|
|
if haskey(kw_args, :stroke_width)
|
|
s = Reactive.value(kw_args[:scale])
|
|
sw = kw_args[:stroke_width]
|
|
if sw*5 > cycle(Reactive.value(s), 1)[1] # restrict marker stroke to 1/10th of scale (and handle arrays of scales)
|
|
kw_args[:stroke_width] = s[1] / 5f0
|
|
end
|
|
end
|
|
kw_args[:scale_primitive] = false
|
|
if isa(prim, String)
|
|
kw_args[:position] = points
|
|
if !isa(kw_args[:scale], Vector) # if not vector, we can assume it's relative scale
|
|
kw_args[:relative_scale] = kw_args[:scale]
|
|
delete!(kw_args, :scale)
|
|
end
|
|
return visualize(prim, Style(:default), kw_args)
|
|
end
|
|
|
|
visualize((prim, points), Style(:default), kw_args)
|
|
end
|
|
|
|
|
|
function gl_poly(points, kw_args)
|
|
last(points) == first(points) && pop!(points)
|
|
polys = GeometryTypes.split_intersections(points)
|
|
result = []
|
|
for poly in polys
|
|
mesh = GLNormalMesh(poly) # make polygon
|
|
if !isempty(GeometryTypes.faces(mesh)) # check if polygonation has any faces
|
|
push!(result, GLVisualize.visualize(mesh, Style(:default), kw_args))
|
|
else
|
|
warn("Couldn't draw the polygon: $points")
|
|
end
|
|
end
|
|
result
|
|
end
|
|
|
|
|
|
|
|
|
|
function gl_surface(x,y,z, kw_args)
|
|
if isa(x, Range) && isa(y, Range)
|
|
main = z
|
|
kw_args[:ranges] = (x, y)
|
|
else
|
|
if isa(x, AbstractMatrix) && isa(y, AbstractMatrix)
|
|
main = map(s->map(Float32, s), (x, y, z))
|
|
elseif isa(x, AbstractVector) || isa(y, AbstractVector)
|
|
x = Float32[x[i] for i = 1:size(z,1), j = 1:size(z,2)]
|
|
y = Float32[y[j] for i = 1:size(z,1), j = 1:size(z,2)]
|
|
main = (x, y, map(Float32, z))
|
|
else
|
|
error("surface: combination of types not supported: $(typeof(x)) $(typeof(y)) $(typeof(z))")
|
|
end
|
|
if get(kw_args, :wireframe, false)
|
|
points = map(Point3f0, zip(vec(x), vec(y), vec(z)))
|
|
faces = Cuint[]
|
|
idx = (i,j) -> sub2ind(size(z), i, j) - 1
|
|
for i=1:size(z,1), j=1:size(z,2)
|
|
|
|
i < size(z,1) && push!(faces, idx(i, j), idx(i+1, j))
|
|
j < size(z,2) && push!(faces, idx(i, j), idx(i, j+1))
|
|
|
|
end
|
|
color = get(kw_args, :stroke_color, RGBA{Float32}(0,0,0,1))
|
|
kw_args[:color] = color
|
|
kw_args[:thickness] = get(kw_args, :stroke_width, 1f0)
|
|
kw_args[:indices] = faces
|
|
delete!(kw_args, :stroke_color)
|
|
delete!(kw_args, :stroke_width)
|
|
|
|
return visualize(points, Style(:linesegment), kw_args)
|
|
end
|
|
end
|
|
return visualize(main, Style(:surface), kw_args)
|
|
end
|
|
|
|
|
|
function gl_contour(x, y, z, kw_args)
|
|
if kw_args[:fillrange] != nothing
|
|
|
|
delete!(kw_args, :intensity)
|
|
I = GLVisualize.Intensity{1, Float32}
|
|
main = I[z[j,i] for i=1:size(z, 2), j=1:size(z, 1)]
|
|
return visualize(main, Style(:default), kw_args)
|
|
|
|
else
|
|
h = kw_args[:levels]
|
|
T = eltype(z)
|
|
levels = Contour.contours(map(T, x), map(T, y), z, h)
|
|
result = Point2f0[]
|
|
zmin, zmax = get(kw_args, :limits, Vec2f0(extrema(z)))
|
|
cmap = get(kw_args, :color_map, get(kw_args, :color, RGBA{Float32}(0,0,0,1)))
|
|
colors = RGBA{Float32}[]
|
|
for c in levels.contours
|
|
for elem in c.lines
|
|
append!(result, elem.vertices)
|
|
push!(result, Point2f0(NaN32))
|
|
col = GLVisualize.color_lookup(cmap, c.level, zmin, zmax)
|
|
append!(colors, fill(col, length(elem.vertices) + 1))
|
|
end
|
|
end
|
|
kw_args[:color] = colors
|
|
kw_args[:color_map] = nothing
|
|
kw_args[:color_norm] = nothing
|
|
kw_args[:intensity] = nothing
|
|
return visualize(result, Style(:lines),kw_args)
|
|
end
|
|
end
|
|
|
|
|
|
function gl_heatmap(x,y,z, kw_args)
|
|
get!(kw_args, :color_norm, Vec2f0(extrema(z)))
|
|
get!(kw_args, :color_map, Plots.make_gradient(cgrad()))
|
|
delete!(kw_args, :intensity)
|
|
I = GLVisualize.Intensity{1, Float32}
|
|
heatmap = I[z[j,i] for i=1:size(z, 2), j=1:size(z, 1)]
|
|
tex = GLAbstraction.Texture(heatmap, minfilter=:nearest)
|
|
kw_args[:stroke_width] = 0f0
|
|
kw_args[:levels] = 1f0
|
|
visualize(tex, Style(:default), kw_args)
|
|
end
|
|
|
|
|
|
|
|
|
|
"""
|
|
Ugh, so much special casing (╯°□°）╯︵ ┻━┻
|
|
"""
|
|
function label_scatter(d, w, ho)
|
|
kw = KW()
|
|
extract_stroke(d, kw)
|
|
extract_marker(d, kw)
|
|
kw[:scale] = Vec2f0(w/2)
|
|
kw[:offset] = Vec2f0(-w/4)
|
|
if haskey(kw, :intensity)
|
|
cmap = kw[:color_map]
|
|
norm = kw[:color_norm]
|
|
kw[:color] = GLVisualize.color_lookup(cmap, kw[:intensity][1], norm)
|
|
delete!(kw, :intensity)
|
|
delete!(kw, :color_map)
|
|
delete!(kw, :color_norm)
|
|
else
|
|
color = get(kw, :color, nothing)
|
|
kw[:color] = isa(color, Array) ? first(color) : color
|
|
end
|
|
strcolor = get(kw, :stroke_color, RGBA{Float32}(0,0,0,0))
|
|
kw[:stroke_color] = isa(strcolor, Array) ? first(strcolor) : strcolor
|
|
p = get(kw, :primitive, GeometryTypes.Circle)
|
|
if isa(p, GLNormalMesh)
|
|
bb = GeometryTypes.AABB{Float32}(GeometryTypes.vertices(p))
|
|
bbw = GeometryTypes.widths(bb)
|
|
if isapprox(bbw[3], 0)
|
|
bbw = Vec3f0(bbw[1], bbw[2], 1)
|
|
end
|
|
mini = minimum(bb)
|
|
m = GLAbstraction.translationmatrix(-mini)
|
|
m *= GLAbstraction.scalematrix(1 ./ bbw)
|
|
kw[:primitive] = m * p
|
|
kw[:scale] = Vec3f0(w/2)
|
|
delete!(kw, :offset)
|
|
end
|
|
if isa(p, Array)
|
|
kw[:primitive] = GeometryTypes.Circle
|
|
end
|
|
GL.gl_scatter(Point2f0[(w/2, ho)], kw)
|
|
end
|
|
|
|
|
|
function make_label(sp, series, i)
|
|
GL = Plots
|
|
w, gap, ho = 20f0, 5f0, 5
|
|
result = []
|
|
d = series.d
|
|
st = d[:seriestype]
|
|
kw_args = KW()
|
|
if (st in (:path, :path3d)) && d[:linewidth] > 0
|
|
points = Point2f0[(0, ho), (w, ho)]
|
|
kw = KW()
|
|
extract_linestyle(d, kw)
|
|
append!(result, GL.gl_lines(points, kw))
|
|
if d[:markershape] != :none
|
|
push!(result, label_scatter(d, w, ho))
|
|
end
|
|
elseif st in (:scatter, :scatter3d) #|| d[:markershape] != :none
|
|
push!(result, label_scatter(d, w, ho))
|
|
else
|
|
extract_c(d, kw_args, :fill)
|
|
if isa(kw_args[:color], AbstractVector)
|
|
kw_args[:color] = first(kw_args[:color])
|
|
end
|
|
push!(result, visualize(
|
|
GeometryTypes.SimpleRectangle(-w/2, ho-w/4, w/2, w/2),
|
|
Style(:default), kw_args
|
|
))
|
|
end
|
|
labeltext = if isa(series[:label], Array)
|
|
i += 1
|
|
series[:label][i]
|
|
else
|
|
series[:label]
|
|
end
|
|
color = sp[:foreground_color_legend]
|
|
ft = sp[:legendfont]
|
|
font = Plots.Font(ft.family, ft.pointsize, :left, :bottom, 0.0, color)
|
|
xy = Point2f0(w+gap, 0.0)
|
|
kw = Dict(:model => text_model(font, xy), :scale_primitive=>false)
|
|
extract_font(font, kw)
|
|
t = PlotText(labeltext, font)
|
|
push!(result, glvisualize_text(xy, t, kw))
|
|
GLAbstraction.Context(result...), i
|
|
end
|
|
|
|
|
|
function generate_legend(sp, screen, model_m)
|
|
legend = GLAbstraction.Context[]
|
|
if sp[:legend] != :none
|
|
i = 0
|
|
for series in series_list(sp)
|
|
should_add_to_legend(series) || continue
|
|
result, i = make_label(sp, series, i)
|
|
push!(legend, result)
|
|
end
|
|
if isempty(legend)
|
|
return
|
|
end
|
|
list = visualize(legend, gap=Vec3f0(0,5,0))
|
|
bb = GLAbstraction._boundingbox(list)
|
|
wx,wy,_ = GeometryTypes.widths(bb)
|
|
xmin, _ = Plots.axis_limits(sp[:xaxis])
|
|
_, ymax = Plots.axis_limits(sp[:yaxis])
|
|
area = map(model_m) do m
|
|
p = m * GeometryTypes.Vec4f0(xmin, ymax, 0, 1)
|
|
h = round(Int, wy)+20
|
|
w = round(Int, wx)+20
|
|
x,y = round(Int, p[1])+30, round(Int, p[2]-h)-30
|
|
GeometryTypes.SimpleRectangle(x, y, w, h)
|
|
end
|
|
sscren = GLWindow.Screen(
|
|
screen, area = area,
|
|
color = sp[:background_color_legend],
|
|
stroke = (2f0, RGBA(0.3, 0.3, 0.3, 0.9))
|
|
)
|
|
GLAbstraction.translate!(list, Vec3f0(10,10,0))
|
|
GLVisualize._view(list, sscren, camera=:fixed_pixel)
|
|
end
|
|
return
|
|
end
|