38 lines
1.4 KiB
Bash
38 lines
1.4 KiB
Bash
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#!/usr/bin/env bash
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# Render the artwork headlessly for the compare loop.
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# Usage: tools/shoot.sh [outfile] [query]
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# tools/shoot.sh /tmp/bc.png "preset=BEBC%20Archival&size_px=1200"
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# tools/shoot.sh /tmp/bc.png "seed=KAON-0088&shockIntensity=0.9"
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set -e
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ROOT="$(cd "$(dirname "$0")/.." && pwd)"
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OUT="${1:-/tmp/bc.png}"
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QUERY="${2:-size_px=1200}"
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PORT=8731
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CHROME="/Applications/Google Chrome.app/Contents/MacOS/Google Chrome"
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# start a static server if not already up
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if ! curl -s "http://localhost:$PORT/tools/preview.html" >/dev/null 2>&1; then
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(cd "$ROOT" && python3 -m http.server "$PORT" >/tmp/bc_server.log 2>&1 &)
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sleep 1
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fi
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# pull size for the window
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SIZE=$(echo "$QUERY" | sed -n 's/.*size_px=\([0-9]*\).*/\1/p'); SIZE="${SIZE:-1200}"
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# scale the virtual-time budget with resolution; cap with a hard watchdog so a
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# slow/hung render can never block forever.
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BUDGET=4000; WATCHDOG=45
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if [ "$SIZE" -ge 1800 ]; then BUDGET=8000; WATCHDOG=90; fi
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"$CHROME" --headless=new --disable-gpu --hide-scrollbars \
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--force-device-scale-factor=1 --virtual-time-budget="$BUDGET" \
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--run-all-compositor-stages-before-draw \
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--screenshot="$OUT" --window-size="$SIZE,$SIZE" \
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"http://localhost:$PORT/tools/preview.html?$QUERY" 2>/dev/null &
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CPID=$!
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( sleep "$WATCHDOG"; kill -9 "$CPID" 2>/dev/null ) & WPID=$!
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wait "$CPID" 2>/dev/null
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kill "$WPID" 2>/dev/null || true
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if [ -f "$OUT" ]; then echo "shot -> $OUT ($QUERY)"; else echo "FAILED -> $OUT ($QUERY)"; exit 1; fi
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