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

ROOT="$(cd "$(dirname "${BASH_SOURCE[0]}")/.." && pwd)"
SRC="$ROOT/client/odin/shaders"
OUT="$SRC/compiled"

if ! command -v glslc >/dev/null 2>&1; then
  printf 'error: glslc not found. Install shaderc/glslc. On Fedora: sudo dnf install glslc\n' >&2
  exit 1
fi

mkdir -p "$OUT"

glslc -fshader-stage=vert "$SRC/rect.vert.glsl" -o "$OUT/rect.vert.spv"
glslc -fshader-stage=frag "$SRC/rect.frag.glsl" -o "$OUT/rect.frag.spv"
glslc -fshader-stage=vert "$SRC/text.vert.glsl" -o "$OUT/text.vert.spv"
glslc -fshader-stage=frag "$SRC/text.frag.glsl" -o "$OUT/text.frag.spv"

printf 'compiled SDL3 GPU shaders to %s\n' "$OUT"