init

sanctification-tcg/card-harness/scripts/export-card-mesh.mjs

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+import { access, mkdir } from 'node:fs/promises'
+import { constants } from 'node:fs'
+import { dirname, resolve } from 'node:path'
+import { fileURLToPath } from 'node:url'
+import { spawn } from 'node:child_process'
+
+const here = dirname(fileURLToPath(import.meta.url))
+const harnessRoot = resolve(here, '..')
+const projectRoot = resolve(harnessRoot, '..')
+const blendFile = resolve(projectRoot, 'blender_prototype', 'sanctification_card_material_prototype.blend')
+const pythonScript = resolve(here, 'export_card_mesh.py')
+const outputFile = resolve(harnessRoot, 'public', 'reference', 'card-mesh.glb')
+
+const explicit = process.env.BLENDER_EXECUTABLE
+const platformCandidates = process.platform === 'win32'
+  ? [
+      'C:\\Program Files\\Blender Foundation\\Blender 5.2\\blender.exe',
+      'C:\\Program Files\\Blender Foundation\\Blender 5.1\\blender.exe',
+      'C:\\Program Files\\Blender Foundation\\Blender 5.0\\blender.exe',
+    ]
+  : [
+      '/usr/bin/blender',
+      '/usr/local/bin/blender',
+      '/snap/bin/blender',
+    ]
+
+async function exists(path) {
+  try {
+    await access(path, constants.X_OK)
+    return true
+  } catch {
+    return false
+  }
+}
+
+let blender = explicit
+if (blender && !(await exists(blender))) {
+  throw new Error(`BLENDER_EXECUTABLE does not exist or is not executable: ${blender}`)
+}
+if (!blender) {
+  for (const candidate of platformCandidates) {
+    if (await exists(candidate)) {
+      blender = candidate
+      break
+    }
+  }
+}
+if (!blender) blender = 'blender'
+
+await mkdir(dirname(outputFile), { recursive: true })
+
+const args = [
+  '--background',
+  blendFile,
+  '--python',
+  pythonScript,
+  '--',
+  '--output',
+  outputFile,
+]
+
+console.log(`Exporting card mesh with ${blender}`)
+const child = spawn(blender, args, { stdio: 'inherit', shell: false })
+const exitCode = await new Promise((resolveExit, reject) => {
+  child.once('error', reject)
+  child.once('exit', (code) => resolveExit(code ?? 1))
+})
+
+if (exitCode !== 0) {
+  throw new Error(`Blender export failed with exit code ${exitCode}`)
+}
+
+console.log(`Card mesh exported to ${outputFile}`)