#!/usr/bin/env bash
set -euo pipefail

SCRIPT_DIR="$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)"

if [[ $# -ne 1 ]]; then
  echo "Usage: $0 <off|fxaa|taa|msaa|0|1|2|3>" >&2
  exit 2
fi

MODE="$(printf '%s' "$1" | tr '[:upper:]' '[:lower:]')"

case "$MODE" in
  off|none|0)
    VALUE=0
    LABEL="Off"
    ;;
  fxaa|1)
    VALUE=1
    LABEL="FXAA"
    ;;
  taa|temporal|2)
    VALUE=2
    LABEL="TAA"
    ;;
  msaa|3)
    VALUE=3
    LABEL="MSAA"
    ;;
  *)
    echo "Unknown AA mode: $1" >&2
    echo "Expected: off, fxaa, taa, msaa, 0, 1, 2, or 3" >&2
    exit 2
    ;;
esac

"$SCRIPT_DIR/android_ue_cmd.sh" "r.Mobile.AntiAliasing $VALUE"
echo "mobile anti-aliasing: $LABEL ($VALUE)"