Add the dome wallpaper

README.md

@@ -50,6 +50,7 @@ With a light OpenCode theme the scene is washed out toward white instead of dimm
 | `prehistoric` | A smoking volcano over a lake, a winding river and lush ferns, cycads and tree ferns, with a T. rex stomping by now and then. |
 | `rider` | A red capsule bike on pale cracked concrete, its rider walking up to it, with another of the gang speeding by now and then. |
 | `megacity` | A canyon of towers over a neon avenue, where motorbikes ride off into the haze trailing red light. |
+| `dome` | A vast black energy dome over a ruined city, its foot blazing with light under a ring of clouds, with a gunship crossing now and then. |
 
 ### Activity
 
@@ -69,6 +70,7 @@ Every wallpaper has three activity levels, which set how much is going on behind
 | `prehistoric` | Volcano, smoke, lake, river and plants | Adds a browsing sauropod and circling pterosaurs | Adds a triceratops herd, dragonflies and something in the lake |
 | `rider` | The bike, the rider standing by it, and drifting dust | He walks slowly up to the bike and back, and paper and pebbles skitter in the gusts | He rides off in a red tail-light streak and slides back in sideways |
 | `megacity` | The glowing city, windows coming and going, and a distant bike now and then | Adds bikes riding up the avenue with their light trails, and searchlights sweeping the sky | Adds a biker gang streaming through, a sideways slide now and then, and an airship overhead |
+| `dome` | The dome, its slowly breathing light and the creeping cloud ring | Light pulses out along the streets, rubble floats up and the sky's ripples spread | The dome swells and recedes, shockwaves roll through the clouds, rubble swirls up and lightning flickers |
 
 ### Time of day
 
@@ -102,6 +104,9 @@ menu to keep it fixed.
 - **Megacity:** a hazy steel-blue city under a pale smoggy sky by day, an orange and magenta sun glaring down
   the avenue between the towers at sunset, and at night deep blue towers full of cyan and gold windows over a
   green-teal haze, with red-orange light trails on the road.
+- **Dome:** a smoky pale sky over a gray-green ruin with the dome's light dimmed by day, warm-lit clouds under an
+  orange-red sky and a green-gold blaze at sunset, and at night a near-black sky over deep blue clouds with the city
+  lit green and teal from the dome's foot.
 
 ## Seasons and weather
 
@@ -117,7 +122,7 @@ it fixed.
   winter.
 - **Zen garden:** cherry blossom in spring, green leaves in summer, red and gold leaves falling in autumn, and bare
   branches under a light snowfall in winter.
-- **Ocean, space, tundra, city, prehistoric, rider and megacity** look the same all year.
+- **Ocean, space, tundra, city, prehistoric, rider, megacity and dome** look the same all year.
 
 | Spring | Summer | Autumn | Winter |
 | --- | --- | --- | --- |
@@ -142,10 +147,10 @@ Wallpapers quietly follow what the agent is doing:
 - **Working:** the scene moves a little faster while any session runs, barely at all when calm.
 - **Done:** when the last running session finishes, the wallpaper's visitor shows up: the whale, a tumbleweed, a
   toucan (fireflies flashing together at night), a comet, the tractor, a snowy owl, a sailboat, the blimp, the heron,
-  the T. rex, another rider of the gang or a biker gang.
+  the T. rex, another rider of the gang, a biker gang or the gunship.
 - **Error:** after a failed run, dark clouds roll in (in the ocean and jungle the light shafts fade, in space the star
-  dims, and on the rider's concrete their shadows drift by) and the scene darkens slightly. It clears when the agent works
-  again, or after a couple of minutes.
+  dims, on the rider's concrete their shadows drift by, and over the dome its blaze sinks) and the scene darkens
+  slightly. It clears when the agent works again, or after a couple of minutes.
 
 ## Clicks and surprises
 
@@ -166,6 +171,7 @@ every click; dialogs, popups and text are never pokes.
 | `prehistoric` | Little feathered dinosaurs flap up out of the ferns | A time machine arrives in a flash and leaves trails of fire |
 | `rider` | The pavement cracks a little and pebbles scatter | Chunks of pavement float up around a crater, then drop back |
 | `megacity` | A bike rides up the avenue from the road, or a burst of windows lights up on the towers | A dome of light swells up silently at the far end of the avenue |
+| `dome` | A ripple through the clouds, a shockwave from the dome, or rubble kicked up off the city | A red motorbike tears across the city in a streak of tail light |
 
 Click reactions that involve animals need the lively or teeming level. The rare events come along about once every
 hour or two of watching, never sooner than half an hour apart, and changing settings doesn't reset the wait.
@@ -218,6 +224,7 @@ At teeming, played back at 3x speed:
 | ![Beach in motion](screenshots/beach.gif) | ![City in motion](screenshots/city.gif) |
 | ![Zen garden in motion](screenshots/zen.gif) | ![Prehistoric in motion](screenshots/prehistoric.gif) |
 | ![Rider in motion](screenshots/rider.gif) | ![Megacity in motion](screenshots/megacity.gif) |
+| ![Dome in motion](screenshots/dome.gif) | |
 
 | | Day | Sunset | Night |
 | --- | --- | --- | --- |
@@ -233,6 +240,7 @@ At teeming, played back at 3x speed:
 | Prehistoric | ![Prehistoric by day](screenshots/prehistoric.png) | ![Prehistoric at sunset](screenshots/prehistoric-sunset.png) | ![Prehistoric at night](screenshots/prehistoric-night.png) |
 | Rider | ![Rider by day](screenshots/rider.png) | ![Rider at sunset](screenshots/rider-sunset.png) | ![Rider at night](screenshots/rider-night.png) |
 | Megacity | ![Megacity by day](screenshots/megacity.png) | ![Megacity at sunset](screenshots/megacity-sunset.png) | ![Megacity at night](screenshots/megacity-night.png) |
+| Dome | ![Dome by day](screenshots/dome.png) | ![Dome at sunset](screenshots/dome-sunset.png) | ![Dome at night](screenshots/dome-night.png) |
 
 ## License
 

dev/gif.ts

@@ -13,7 +13,7 @@ const FPS = 12.5
 const START = 45
 const FADE = 1.5
 // The time of day each wallpaper looks best at in the README; others use day.
-const BEST: Record<string, Time> = { ocean: "day", desert: "sunset", jungle: "day", space: "sunset", farm: "sunset", tundra: "night", beach: "sunset", city: "night", zen: "sunset", prehistoric: "sunset", rider: "day", megacity: "night" }
+const BEST: Record<string, Time> = { ocean: "day", desert: "sunset", jungle: "day", space: "sunset", farm: "sunset", tundra: "night", beach: "sunset", city: "night", zen: "sunset", prehistoric: "sunset", rider: "day", megacity: "night", dome: "night" }
 // Wallpapers in the hero GIF at the top of the README, each shown for HERO_SECONDS.
 const HERO = ["beach", "tundra", "jungle", "desert", "space"]
 const HERO_SECONDS = 2