From c76f1618940ff188258212a0988d3de7525f9e9e Mon Sep 17 00:00:00 2001 From: lassulus Date: Wed, 25 Mar 2020 15:39:25 +0100 Subject: realwallpaper: redesign with new image sources --- krebs/5pkgs/simple/realwallpaper/default.nix | 164 ++++++++++++--------------- 1 file changed, 73 insertions(+), 91 deletions(-) (limited to 'krebs/5pkgs/simple/realwallpaper/default.nix') diff --git a/krebs/5pkgs/simple/realwallpaper/default.nix b/krebs/5pkgs/simple/realwallpaper/default.nix index 9be8f7c7c..dfe03ff35 100644 --- a/krebs/5pkgs/simple/realwallpaper/default.nix +++ b/krebs/5pkgs/simple/realwallpaper/default.nix @@ -17,24 +17,28 @@ pkgs.writers.writeDashBin "generate-wallpaper" '' fi } - # usage: image_size FILENAME - image_size() { - identify "$1" | awk '{print$3}' + # check if file exists and fetch only if missing + fetch_once() { + name=$1 + url=$2 + test -e "$name" || fetch "$name" "$url" } - # usage: make_mask DST SRC MASK - make_layer() { - if needs_rebuild "$@"; then - echo "make $1 (apply mask)" >&2 - convert "$2" "$3" -alpha off -compose copy_opacity -composite "$1" + fetch_older_min() { + min=$1 + name=$2 + url=$3 + if ! test "$(find $name -mmin -$min)"; then + fetch "$name" "$url" fi } - # usage: flatten DST HILAYER LOLAYER - flatten() { - if needs_rebuild "$@"; then - echo "make $1 (flatten)" >&2 - composite "$2" "$3" "$1" + fetch_older_days() { + days=$1 + name=$2 + url=$3 + if ! test "$(find $name -mmin -$days)"; then + fetch "$name" "$url" fi } @@ -60,35 +64,36 @@ pkgs.writers.writeDashBin "generate-wallpaper" '' return $result } + get_neo_url() { + url=$1 + curl -Ss "$url" | grep '3600 x 1800' | sed 's/.*href="\([^"]*\)".*/\1/' + } + main() { cd "$working_dir" # fetch source images in parallel - # fetch basic images which should not change - test -e nightmap-raw.jpg || fetch nightmap-raw.jpg "$nightmap_url" & - test -e sun-raw.png || fetch sun-raw.png \ - "http://simpleicon.com/wp-content/uploads/sun-64x64.png" & - - test -e moon-raw.png || fetch moon-raw.png \ - "http://simpleicon.com/wp-content/uploads/moon__star-64x64.png" & + fetch_once sun-raw.png \ + 'http://simpleicon.com/wp-content/uploads/sun-64x64.png' & + fetch_once moon-raw.png \ + 'http://simpleicon.com/wp-content/uploads/moon__star-64x64.png' & + fetch_once nightmap-raw.jpg \ + 'https://eoimages.gsfc.nasa.gov/images/imagerecords/144000/144898/BlackMarble_2016_3km.jpg' & + fetch_once daymap-raw.tif \ + 'https://eoimages.gsfc.nasa.gov/images/imagerecords/57000/57752/land_shallow_topo_8192.tif' & + + fetch_older_min 720 ice-raw.jpg $(get_neo_url \ + 'https://neo.sci.gsfc.nasa.gov/view.php?datasetId=NISE_D') & + fetch_older_days 3 snow-raw.jpg $(get_neo_url \ + 'https://neo.sci.gsfc.nasa.gov/view.php?datasetId=MOD10C1_E_SNOW') & + fetch_older_days 7 chlora-raw.jpg $(get_neo_url \ + 'https://neo.sci.gsfc.nasa.gov/view.php?datasetId=MY1DMM_CHLORA') & + fetch_older_days 3 fire-raw.jpg $(get_neo_url \ + 'https://neo.sci.gsfc.nasa.gov/view.php?datasetId=MOD14A1_E_FIRE') & # regular fetches fetch marker.json "$marker_url" & - # fetch daymap twice daily - if ! test "$(find daymap-raw.png -mmin -720)"; then - fetch daymap-raw.png "$daymap_url" & - fi - - # fetch cholrophyl once every week - chlora_url=$(curl -Ss \ - 'https://neo.sci.gsfc.nasa.gov/view.php?datasetId=MY1DMM_CHLORA&date=2999-12-31' \ - | grep '3600 x 1800' | sed 's/.*href="\([^"]*\)".*/\1/') - - if ! test "$(find chlora-raw.jpg -mtime -7)"; then - fetch chlora-raw.jpg "$chlora_url" & - fi - wait # fetch clouds if they are older than 3h @@ -96,21 +101,26 @@ pkgs.writers.writeDashBin "generate-wallpaper" '' ${pkgs.nomads-cloud}/bin/nomads-cloud clouds-raw.png fi + check_type sun-raw.png image + check_type moon-raw.png image check_type nightmap-raw.jpg image - check_type daymap-raw.png image + check_type daymap-raw.tif image + check_type ice-raw.jpg image + check_type snow-raw.jpg image + check_type chlora-raw.jpg image + check_type fire-raw.jpg image check_type clouds-raw.png image - in_size=2048x1024 + in_size=3600x1800 xplanet_out_size=1466x1200 out_geometry=1366x768+100+160 - nightsnow_color='#0c1a49' # nightmap - for raw in \ nightmap-raw.jpg \ - daymap-raw.png \ - clouds-raw.png \ + daymap-raw.tif \ + snow-raw.jpg \ chlora-raw.jpg \ + clouds-raw.png \ ; do normal=''${raw%-raw.*}.png @@ -120,6 +130,16 @@ pkgs.writers.writeDashBin "generate-wallpaper" '' fi done + # remove snow from ice map + if needs_rebuild ice.png ice-raw.jpg; then + convert ice-raw.jpg -fuzz 20% -fill black -opaque white -scale "$in_size" ice.png + fi + + # make fire more red + if needs_rebuild fire.png fire-raw.jpg; then + convert fire-raw.jpg -fuzz 20% -fill '#ef840c' -opaque white -scale "$in_size" fire.png + fi + if needs_rebuild sun.png sun-raw.png; then convert sun-raw.png -fill gold -opaque black -resize 50% PNG64:sun.png fi @@ -131,60 +151,22 @@ pkgs.writers.writeDashBin "generate-wallpaper" '' # -- Daymap -- # merge with water chlora layer - convert daymap.png chlora.png -compose lighten -composite daymap-final.png - - # -- Nightmap -- - - # merge with water chlora layer - convert nightmap.png \( -fill black -colorize 70% chlora.png \) \ - -compose lighten -composite nightmap-chlora.png - - # create nightmap-fullsnow, a big blue picture - if needs_rebuild nightmap-fullsnow.png; then - convert -size $in_size xc:$nightsnow_color nightmap-fullsnow.png - fi - - # extract daymap-snowmask from daymap-final - if needs_rebuild daymap-snowmask.png daymap.png; then - convert daymap.png -threshold 95% daymap-snowmask.png - fi - - # extract nightmap-lightmask from nightmap - if needs_rebuild nightmap-lightmask.png nightmap.png; then - convert nightmap.png -threshold 25% nightmap-lightmask.png + if needs_rebuild daymap-final.png daymap.png fire.png snow.png ice.png chlora.png; then + convert daymap.png fire.png -compose lighten -composite daymap-1.png + convert daymap-1.png ice.png -compose lighten -composite daymap-2.png + convert daymap-2.png snow.png -compose lighten -composite daymap-3.png + convert daymap-3.png chlora.png -compose lighten -composite daymap-final.png fi - # create layers - make_layer nightmap-snowlayer.png nightmap-fullsnow.png daymap-snowmask.png - make_layer nightmap-lightlayer.png nightmap.png nightmap-lightmask.png - - # apply layers - flatten nightmap-lightsnowlayer.png \ - nightmap-lightlayer.png \ - nightmap-snowlayer.png - - flatten nightmap-final.png \ - nightmap-lightsnowlayer.png \ - nightmap-chlora.png - + # -- Nightmap -- - # create marker file from json - if [ -s marker.json ]; then - jq -r 'to_entries[] | @json "\(.value.latitude) \(.value.longitude)"' marker.json > marker_file - echo 'position=sun image=sun.png' >> marker_file - echo 'position=moon image=moon.png' >> marker_file + if needs_rebuild nightmap-final.png nightmap.png fire.png snow.png ice.png chlora.png; then + convert nightmap.png fire.png -compose lighten -composite nightmap-1.png + convert nightmap-1.png \( -fill black -colorize 70% ice.png \) -compose lighten -composite nightmap-2.png + convert nightmap-2.png \( -fill black -colorize 70% snow.png \) -compose lighten -composite nightmap-3.png + convert nightmap-3.png \( -fill black -colorize 70% chlora.png \) -compose lighten -composite nightmap-final.png fi - # make all unmodified files as final - for normal in \ - clouds.png \ - ; - do - final=''${normal%.png}-final.png - needs_rebuild $final && - ln $normal $final - done - # rebuild every time to update shadow xplanet --num_times 1 --geometry $xplanet_out_size \ --output xplanet-output.png --projection merc \ @@ -193,7 +175,7 @@ pkgs.writers.writeDashBin "generate-wallpaper" '' "Earth" map=daymap-final.png night_map=nightmap-final.png - cloud_map=clouds-final.png + cloud_map=clouds.png cloud_threshold=1 cloud_gamma=2.5 shade=15 @@ -206,7 +188,7 @@ pkgs.writers.writeDashBin "generate-wallpaper" '' "Earth" map=daymap-final.png night_map=nightmap-final.png - cloud_map=clouds-final.png + cloud_map=clouds.png cloud_threshold=1 cloud_gamma=2.5 marker_file=marker_file -- cgit v1.2.3