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Force <image1> on every Qwen Edit PE rewrite.

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PE-I2I no longer bans tags for single-still edits, and the runner rewrites natural photo/image wording to <image1> so Start still stays bound.

Co-authored-by: Cursor <cursoragent@cursor.com>
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Towsty
2026-09-26 15:04:04 -05:00
co-authored by Cursor
parent a51118d92a
commit c46e827c68
4 changed files with 18 additions and 6 deletions
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docs/qwen21.md
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@@ -42,7 +42,7 @@ Restart Comfy **only when idle** (`COMFY_CONTROL_URL/status` → `gpu.busy=false
- Edit follows `image_1` via the encode node’s latent (resolution long-edge ~1024). Do not inject a picker EmptyLatentImage onto the edit sampler.
- Optional **Enhance prompt** (off by default): runs a separate PE-only Comfy graph (`CLIPLoader` + rewrite node), then frees VRAM and queues the existing T2I/Edit graph with the rewritten prompt. Never loads PE CLIP + DiT together on 16 GB. Fail closed if `parse_ok` is false or the rewrite is empty.
- Generate + Enhance → PE-T2I only (`pe_t2i`). No images.
- Edit + Enhance → PE-I2I only (`pe_i2i`) with the same Start still on `image_1`. If the rewrite drops every `<imageN>` token, stitch `Keep the identity…` onto the rewrite before Edit. Never fall back to PE-T2I on Edit.
- Edit + Enhance → PE-I2I only (`pe_i2i`) with the same Start still on `image_1`. After PE, every Edit rewrite is forced to contain `<image1>` (PE used to ban tags for N=1). If the rewrite still drops every `<imageN>` token, stitch `Keep the identity…` onto the rewrite before Edit. Never fall back to PE-T2I on Edit.
- If PE refuses or returns an empty/gutted rewrite, the job continues with `promptRaw` (Edit still gets the keep-identity prefix). Details shows `Enhance skipped (model refused) — used your prompt.` (`enhance.refused`).
- Host PE system prompts live in `host/qwen21-pe-prompts/` and are copied onto the node pack by `scripts/setup-qwen21.ps1` (official steps + Adult appendix). Do not swap Heretic PE weights on 16 GB.
- PE weights (int8 only): `text_encoders\qwen3.5_9b_qwen_image_2.1_pe_{t2i,i2i}.int8_convrot.safetensors` — do not replace the image TE `qwen3vl_8b_int8_convrot.safetensors`.