From f0b72b81211881e083c84cff585380bb70d17271 Mon Sep 17 00:00:00 2001
From: AUTOMATIC1111 <16777216c@gmail.com>
Date: Sat, 12 Aug 2023 17:46:13 +0300
Subject: move seed, variation seed and variation seed strength to a single
 row, dump resize seed from UI add a way for scripts to register a callback
 for before/after just a single component's creation

---
 modules/processing_scripts/seed.py | 95 ++++++++++++++++++++++++++++++++++++++
 1 file changed, 95 insertions(+)
 create mode 100644 modules/processing_scripts/seed.py

(limited to 'modules/processing_scripts/seed.py')

diff --git a/modules/processing_scripts/seed.py b/modules/processing_scripts/seed.py
new file mode 100644
index 00000000..e0911bbe
--- /dev/null
+++ b/modules/processing_scripts/seed.py
@@ -0,0 +1,95 @@
+import json
+
+import gradio as gr
+
+from modules import scripts, ui, errors
+from modules.shared import cmd_opts
+from modules.ui_components import ToolButton
+
+
+class ScriptSeed(scripts.ScriptBuiltin):
+    section = "seed"
+    create_group = False
+
+    def __init__(self):
+        self.seed = None
+        self.reuse_seed = None
+        self.reuse_subseed = None
+
+    def title(self):
+        return "Seed"
+
+    def show(self, is_img2img):
+        return scripts.AlwaysVisible
+
+    def ui(self, is_img2img):
+        with gr.Row(elem_id=self.elem_id("seed_row")):
+            if cmd_opts.use_textbox_seed:
+                self.seed = gr.Textbox(label='Seed', value="", elem_id=self.elem_id("seed"))
+            else:
+                self.seed = gr.Number(label='Seed', value=-1, elem_id=self.elem_id("seed"), precision=0)
+
+            random_seed = ToolButton(ui.random_symbol, elem_id=self.elem_id("random_seed"), label='Random seed')
+            reuse_seed = ToolButton(ui.reuse_symbol, elem_id=self.elem_id("reuse_seed"), label='Reuse seed')
+
+            subseed = gr.Number(label='Variation seed', value=-1, elem_id=self.elem_id("subseed"), precision=0)
+
+            random_subseed = ToolButton(ui.random_symbol, elem_id=self.elem_id("random_subseed"))
+            reuse_subseed = ToolButton(ui.reuse_symbol, elem_id=self.elem_id("reuse_subseed"))
+
+            subseed_strength = gr.Slider(label='Variation strength', value=0.0, minimum=0, maximum=1, step=0.01, elem_id=self.elem_id("subseed_strength"))
+
+        random_seed.click(fn=None, _js="function(){setRandomSeed('" + self.elem_id("seed") + "')}", show_progress=False, inputs=[], outputs=[])
+        random_subseed.click(fn=None, _js="function(){setRandomSeed('" + self.elem_id("subseed") + "')}", show_progress=False, inputs=[], outputs=[])
+
+        self.infotext_fields = [
+            (self.seed, "Seed"),
+            (subseed, "Variation seed"),
+            (subseed_strength, "Variation seed strength"),
+        ]
+
+        self.on_after_component(lambda x: connect_reuse_seed(self.seed, reuse_seed, x.component, False), elem_id=f'generation_info_{self.tabname}')
+        self.on_after_component(lambda x: connect_reuse_seed(self.seed, reuse_subseed, x.component, True), elem_id=f'generation_info_{self.tabname}')
+
+        return self.seed, subseed, subseed_strength
+
+    def before_process(self, p, seed, subseed, subseed_strength):
+        p.seed = seed
+
+        if subseed_strength > 0:
+            p.subseed = subseed
+            p.subseed_strength = subseed_strength
+
+
+def connect_reuse_seed(seed: gr.Number, reuse_seed: gr.Button, generation_info: gr.Textbox, is_subseed):
+    """ Connects a 'reuse (sub)seed' button's click event so that it copies last used
+        (sub)seed value from generation info the to the seed field. If copying subseed and subseed strength
+        was 0, i.e. no variation seed was used, it copies the normal seed value instead."""
+
+    def copy_seed(gen_info_string: str, index):
+        res = -1
+
+        try:
+            gen_info = json.loads(gen_info_string)
+            index -= gen_info.get('index_of_first_image', 0)
+
+            if is_subseed and gen_info.get('subseed_strength', 0) > 0:
+                all_subseeds = gen_info.get('all_subseeds', [-1])
+                res = all_subseeds[index if 0 <= index < len(all_subseeds) else 0]
+            else:
+                all_seeds = gen_info.get('all_seeds', [-1])
+                res = all_seeds[index if 0 <= index < len(all_seeds) else 0]
+
+        except json.decoder.JSONDecodeError:
+            if gen_info_string:
+                errors.report(f"Error parsing JSON generation info: {gen_info_string}")
+
+        return [res, gr.update()]
+
+    reuse_seed.click(
+        fn=copy_seed,
+        _js="(x, y) => [x, selected_gallery_index()]",
+        show_progress=False,
+        inputs=[generation_info, seed],
+        outputs=[seed, seed]
+    )
-- 
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