# Ivanyangyangxi Artclaw Bridge Get Material Nodes > Get Material Nodes — 材质节点图查询 - Skill: `tomevault-io/ivanyangyangxi-artclaw-bridge-get-material-nodes` (Agent Skill, multi-file: 2 files) - Install (CLI): `npx skillmds@latest add tomevault-io/ivanyangyangxi-artclaw-bridge-get-material-nodes` - Raw SKILL.md: https://api.skillmd.com/api/skills/tomevault-io/ivanyangyangxi-artclaw-bridge-get-material-nodes/raw - Safety review: pending (external: skill-scanner PASS, skillspector PASS) - Works with: Claude Code, Claude.ai, OpenAI Codex - Category: Coding & Dev Tools - Author: tomevault-io (https://skillmd.com/u/tomevault-io) - Updated: 2026-09-17 - Page: https://skillmd.com/skills/tomevault-io/ivanyangyangxi-artclaw-bridge-get-material-nodes --- # Get Material Nodes — 材质节点图查询 从材质属性入口（BaseColor、Roughness、Normal 等 16 个属性）通过 BFS 遍历所有连接的 MaterialExpression 节点。 ## Tool `get_material_nodes(material_path, [max_depth], [max_nodes])` ### Parameters | Parameter | Type | Default | Description | |-----------|------|---------|-------------| | `material_path` | string | required | Content browser path, e.g. `/Game/Materials/M_Example` | | `max_depth` | int | 20 | BFS max depth (upper limit: 50) | | `max_nodes` | int | 200 | Max collected nodes (upper limit: 500) | ### Returns Each node includes: - **class** — e.g. `MaterialExpressionVectorParameter` - **pos** — editor graph position `[x, y]` - **inputs** — input connections (source node, output pin name) - **props** — key properties (parameter_name, default_value, texture, etc.) Top-level response includes `property_connections` mapping material properties to their directly connected nodes. ## Safety - Per-class property reading (no blind `get_editor_property`) - Depth + node count dual limits prevent hangs on complex materials - Returns `truncated: true` when limits are hit - 74-node sky material benchmarked at < 5ms ## Limitations - Only `Material` assets — not `MaterialInstance` (use `get_material_parameters`) - Only connected nodes reachable via BFS — floating nodes are inaccessible through Python API - `total_expressions` vs `collected` difference = floating node count --- > Converted and distributed by [TomeVault](https://tomevault.io/claim/IvanYangYangXi) — claim your Tome and manage your conversions.