Merge pull request #32 from AtilaSaraiva/transparency

Transparency support

src/Recipes/SeisImageRecipe.jl

@@ -45,6 +45,8 @@ Credits: Aaron Stanton (2015)
         vmax = nothing,
 
         cmap = :seismic,
+        transparency = false,
+        alpha = 1.0
     )
 end
 
@@ -78,11 +80,11 @@ function Makie.plot!(img::SeisImagePlot{<:Tuple{AbstractMatrix{<:Real}}})
     Makie.Observables.onany(update_plot, img.d, img.ox, img.oy, img.dx, img.dy, img.pclip, img.vmin, img.vmax)
 
     update_plot(img.d[], img.ox[], img.oy[], img.dx[], img.dy[], img.pclip[], img.vmin[], img.vmax[])
-        
+
     if (colorrange[][1] != colorrange[][2])
-        image!(img, x, y, transposed_d, colorrange=colorrange, colormap=img.cmap)
+        image!(img, x, y, transposed_d, colorrange=colorrange, colormap=img.cmap, alpha=img.alpha, transparency=img.transparency)
     else
-        image!(img, x, y, transposed_d, colormap=img.cmap)
+        image!(img, x, y, transposed_d, colormap=img.cmap, alpha=img.alpha, transparency=img.transparency)
     end
     img
 end

src/Recipes/SeisOverlayRecipe.jl

@@ -52,30 +52,35 @@ julia> ov = seisoverlay!(ax, d)
         vmin = nothing,
         vmax = nothing,
 
-        cmap = :seismic
+        cmap = :seismic,
+
+        transparency = false,
+        alpha = 1.0
     )
 end
 
 function Makie.plot!(overlay::SeisOverlayPlot{<:Tuple{AbstractMatrix{<:Real}}})
     clipped_d = Observable{Any}()
 
-    
+
     function update_plot(d)
         # Clipping the negative values of the first wiggle
         clipped_d[] = copy(d)
         clipped_d[][:, 1] = max.(clipped_d[][:, 1], 0)
     end
 
     Makie.Observables.onany(update_plot, overlay.d)
-    
+
     update_plot(overlay.d[])
-    
+
     seisimageplot!(overlay, clipped_d, ox=overlay.ox, dx=overlay.dx, oy=overlay.oy,
                dy=overlay.dy,
                cmap=overlay.cmap,
                vmin=overlay.vmin,
                vmax=overlay.vmax,
-               pclip=overlay.pclip)
+               pclip=overlay.pclip,
+               alpha=overlay.alpha,
+               transparency=overlay.transparency)
     seiswiggleplot!(overlay, clipped_d, ox=overlay.ox,  dx=overlay.dx, oy=overlay.oy,
                 dy=overlay.dy,
                 xcur=overlay.xcur,

src/seisPlotFK.jl

@@ -31,15 +31,16 @@ julia> f, ax = SeisPlotFK(d);
 Author: Firas Al Chalabi (2024)
 """
 function seisPlotFK(d; fig=nothing, dx=1, dy=1, fmax=100,
-                    pclip=99.9, vmin=nothing, vmax=nothing, cmap=:PuOr)
+                    pclip=99.9, vmin=nothing, vmax=nothing, cmap=:PuOr,
+                    transparency=false, alpha=1.0)
 
     if isnothing(fig)
         fig = Figure()
     end
 
     ax = __create_axis(fig[1, 1])
 
-    img = seisfkplot!(ax, d, dx=dx, dy=dy, fmax=fmax, pclip=pclip, vmin=vmin, vmax=vmax, cmap=cmap)
+    img = seisfkplot!(ax, d, dx=dx, dy=dy, fmax=fmax, pclip=pclip, vmin=vmin, vmax=vmax, cmap=cmap, alpha=alpha, transparency=transparency)
     Colorbar(fig[1,2], img)
 
     ax.xlabel = "Wavenumber (1/m)"

src/seisPlotTX.jl

@@ -11,7 +11,7 @@ Plot time-space, 2D seismic data `d` with image, wiggles or overlay.
 # Keyword Arguments:
 - `fig=nothing`: the figure we want to plot on. If not supplied, one will be created and returned.
 
-- `gx::Vector{<:Real}=nothing`: the real coordinates of the seismometers corresponding to the traces in d. Only 
+- `gx::Vector{<:Real}=nothing`: the real coordinates of the seismometers corresponding to the traces in d. Only
                                 supported with style="wiggles"
 - `ox=0`: first point of x-axis.
 - `dx=1`: increment of x-axis.
@@ -45,7 +45,7 @@ function seisPlotTX(d;
                     fig=nothing, ax=nothing, gx=nothing, ox=0, dx=1, oy=0, dy=1, xcur=1.2, wiggle_trace_increment=1,
                     pclip=98, vmin=nothing, vmax=nothing,
                     wiggle_line_color=:black, wiggle_fill_color=:black, trace_width=0.7,
-                    cmap=:seismic, style="image")
+                    cmap=:seismic, style="image", alpha::AbstractFloat=1.0, transparency=false)
 
     if isnothing(fig)
         fig = Figure()
@@ -61,7 +61,8 @@ function seisPlotTX(d;
                                wiggle_trace_increment=wiggle_trace_increment,
                                wiggle_line_color=wiggle_line_color,
                                wiggle_fill_color=wiggle_fill_color,
-                               trace_width=trace_width, cmap=cmap)
+                               trace_width=trace_width, cmap=cmap,
+                               transparency=false, alpha=1.0)
 
         Colorbar(fig[1, 2], overlay)
 
@@ -85,7 +86,8 @@ function seisPlotTX(d;
         xlims!(ax, low=start-diff, high=start + size(to_value(d), 2)*diff)
 
     else
-        img = seisimageplot!(ax, d; ox=ox, dx=dx, oy=oy, dy=dy, pclip=pclip, vmin=vmin, vmax=vmax, cmap=cmap)
+        img = seisimageplot!(ax, d; ox=ox, dx=dx, oy=oy, dy=dy, pclip=pclip, vmin=vmin, vmax=vmax,
+                             cmap=cmap, alpha=alpha, transparency=transparency)
         Colorbar(fig[1,2], img)
 
         xlims!(ax, low=to_value(ox), high=to_value(ox)+size(to_value(d),2)*to_value(dx))