#!/bin/sh
# Runs iris's on-demand benchmark suite.
# Never run by `cargo test`; run this by hand or before/after a layout
# change. Always release -- see AGENTS.md's own rule against reading a
# frame time from a debug build.
#
#   ./scripts/run-bench.sh            # everything
#   ./scripts/run-bench.sh list       # just the CPU-only message-list scenarios
#   ./scripts/run-bench.sh images     # just the GPU bind-group-creation scenario
set -eu
scripts=$(cd "$(dirname "$0")" && pwd)
root=$(cd "$scripts/.." && pwd)
cd "$root"

what="${1:-all}"

if [ "$what" = "all" ] || [ "$what" = "list" ]; then
    echo "=== message_list (CPU-only, no window) ==="
    cargo bench --bench message_list
fi

if [ "$what" = "all" ] || [ "$what" = "images" ]; then
    echo "=== bench_images (real wgpu device, via run-headless.sh) ==="
    timeout 60 "$scripts/run-headless.sh" bench_images --seconds 4 2>&1 | grep "^BENCH_IMAGES"
fi