feat(ui): move strength to init image layer

This further splits the control layers state into its own thing.

invokeai/frontend/web/src/features/controlLayers/components/IILayer/IILayer.tsx

@@ -8,6 +8,7 @@ import { LayerTitle } from 'features/controlLayers/components/LayerCommon/LayerT
 import { LayerVisibilityToggle } from 'features/controlLayers/components/LayerCommon/LayerVisibilityToggle';
 import { LayerWrapper } from 'features/controlLayers/components/LayerCommon/LayerWrapper';
 import {
+  iiLayerDenoisingStrengthChanged,
   iiLayerImageChanged,
   layerSelected,
   selectIILayerOrThrow,
@@ -36,6 +37,13 @@ export const IILayer = memo(({ layerId }: Props) => {
     [dispatch, layerId]
   );
 
+  const onChangeDenoisingStrength = useCallback(
+    (denoisingStrength: number) => {
+      dispatch(iiLayerDenoisingStrengthChanged({ layerId, denoisingStrength }));
+    },
+    [dispatch, layerId]
+  );
+
   const droppableData = useMemo<IILayerImageDropData>(
     () => ({
       actionType: 'SET_II_LAYER_IMAGE',
@@ -67,7 +75,7 @@ export const IILayer = memo(({ layerId }: Props) => {
       </Flex>
       {isOpen && (
         <Flex flexDir="column" gap={3} px={3} pb={3}>
-          <ImageToImageStrength />
+          <ImageToImageStrength value={layer.denoisingStrength} onChange={onChangeDenoisingStrength} />
           <InitialImagePreview
             image={layer.image}
             onChangeImage={onChangeImage}

invokeai/frontend/web/src/features/controlLayers/store/controlLayersSlice.ts

@@ -49,7 +49,7 @@ import type {
 } from './types';
 
 export const initialControlLayersState: ControlLayersState = {
-  _version: 1,
+  _version: 2,
   selectedLayerId: null,
   brushSize: 100,
   layers: [],
@@ -642,6 +642,7 @@ export const controlLayersSlice = createSlice({
           isEnabled: true,
           image: imageDTO ? imageDTOToImageWithDims(imageDTO) : null,
           isSelected: true,
+          denoisingStrength: 0.75,
         };
         state.layers.push(layer);
         state.selectedLayerId = layer.id;
@@ -666,6 +667,11 @@ export const controlLayersSlice = createSlice({
       const layer = selectIILayerOrThrow(state, layerId);
       layer.opacity = opacity;
     },
+    iiLayerDenoisingStrengthChanged: (state, action: PayloadAction<{ layerId: string; denoisingStrength: number }>) => {
+      const { layerId, denoisingStrength } = action.payload;
+      const layer = selectIILayerOrThrow(state, layerId);
+      layer.denoisingStrength = denoisingStrength;
+    },
     //#endregion
 
     //#region Globals
@@ -841,6 +847,7 @@ export const {
   iiLayerAdded,
   iiLayerImageChanged,
   iiLayerOpacityChanged,
+  iiLayerDenoisingStrengthChanged,
   // Globals
   positivePromptChanged,
   negativePromptChanged,
@@ -860,6 +867,10 @@ export const selectControlLayersSlice = (state: RootState) => state.controlLayer
 
 /* eslint-disable-next-line @typescript-eslint/no-explicit-any */
 const migrateControlLayersState = (state: any): any => {
+  if (state._version === 1) {
+    // Reset state for users on v1 (e.g. beta users), some changes could cause
+    return deepClone(initialControlLayersState);
+  }
   return state;
 };
 

invokeai/frontend/web/src/features/controlLayers/store/types.ts

@@ -79,12 +79,13 @@ export type InitialImageLayer = RenderableLayerBase & {
   type: 'initial_image_layer';
   opacity: number;
   image: ImageWithDims | null;
+  denoisingStrength: number;
 };
 
 export type Layer = RegionalGuidanceLayer | ControlAdapterLayer | IPAdapterLayer | InitialImageLayer;
 
 export type ControlLayersState = {
-  _version: 1;
+  _version: 2;
   selectedLayerId: string | null;
   layers: Layer[];
   brushSize: number;

invokeai/frontend/web/src/features/nodes/util/graph/addInitialImageToLinearGraph.ts

@@ -15,13 +15,13 @@ export const addInitialImageToLinearGraph = (
   denoiseNodeId: string
 ): boolean => {
   // Remove Existing UNet Connections
-  const { img2imgStrength, vaePrecision, model } = state.generation;
+  const { vaePrecision, model } = state.generation;
   const { refinerModel, refinerStart } = state.sdxl;
   const { width, height } = state.controlLayers.present.size;
   const initialImageLayer = state.controlLayers.present.layers.find(isInitialImageLayer);
   const initialImage = initialImageLayer?.isEnabled ? initialImageLayer?.image : null;
 
-  if (!initialImage) {
+  if (!initialImage || !initialImageLayer) {
     return false;
   }
 
@@ -31,7 +31,10 @@ export const addInitialImageToLinearGraph = (
   const denoiseNode = graph.nodes[denoiseNodeId];
   assert(denoiseNode?.type === 'denoise_latents', `Missing denoise node or incorrect type: ${denoiseNode?.type}`);
 
-  denoiseNode.denoising_start = useRefinerStartEnd ? Math.min(refinerStart, 1 - img2imgStrength) : 1 - img2imgStrength;
+  const { denoisingStrength } = initialImageLayer;
+  denoiseNode.denoising_start = useRefinerStartEnd
+    ? Math.min(refinerStart, 1 - denoisingStrength)
+    : 1 - denoisingStrength;
   denoiseNode.denoising_end = useRefinerStartEnd ? refinerStart : 1;
 
   // We conditionally hook the image in depending on if a resize is needed
@@ -122,7 +125,7 @@ export const addInitialImageToLinearGraph = (
 
   upsertMetadata(graph, {
     generation_mode: isSDXL ? 'sdxl_img2img' : 'img2img',
-    strength: img2imgStrength,
+    strength: denoisingStrength,
     init_image: initialImage.imageName,
   });
 

invokeai/frontend/web/src/features/parameters/components/Canvas/ParamImageToImageStrength.tsx

@@ -0,0 +1,20 @@
+import { useAppDispatch, useAppSelector } from 'app/store/storeHooks';
+import ImageToImageStrength from 'features/parameters/components/ImageToImage/ImageToImageStrength';
+import { setImg2imgStrength } from 'features/parameters/store/generationSlice';
+import { memo, useCallback } from 'react';
+
+const ParamImageToImageStrength = () => {
+  const img2imgStrength = useAppSelector((s) => s.generation.img2imgStrength);
+  const dispatch = useAppDispatch();
+
+  const onChange = useCallback(
+    (v: number) => {
+      dispatch(setImg2imgStrength(v));
+    },
+    [dispatch]
+  );
+
+  return <ImageToImageStrength value={img2imgStrength} onChange={onChange} />;
+};
+
+export default memo(ParamImageToImageStrength);

invokeai/frontend/web/src/features/parameters/components/ImageToImage/ImageToImageStrength.tsx

@@ -1,14 +1,17 @@
 import { CompositeNumberInput, CompositeSlider, FormControl, FormLabel } from '@invoke-ai/ui-library';
-import { useAppDispatch, useAppSelector } from 'app/store/storeHooks';
+import { useAppSelector } from 'app/store/storeHooks';
 import { InformationalPopover } from 'common/components/InformationalPopover/InformationalPopover';
-import { setImg2imgStrength } from 'features/parameters/store/generationSlice';
-import { memo, useCallback } from 'react';
+import { memo } from 'react';
 import { useTranslation } from 'react-i18next';
 
 const marks = [0, 0.5, 1];
 
-const ImageToImageStrength = () => {
-  const img2imgStrength = useAppSelector((s) => s.generation.img2imgStrength);
+type Props = {
+  value: number;
+  onChange: (v: number) => void;
+};
+
+const ImageToImageStrength = ({ value, onChange }: Props) => {
   const initial = useAppSelector((s) => s.config.sd.img2imgStrength.initial);
   const sliderMin = useAppSelector((s) => s.config.sd.img2imgStrength.sliderMin);
   const sliderMax = useAppSelector((s) => s.config.sd.img2imgStrength.sliderMax);
@@ -16,11 +19,8 @@ const ImageToImageStrength = () => {
   const numberInputMax = useAppSelector((s) => s.config.sd.img2imgStrength.numberInputMax);
   const coarseStep = useAppSelector((s) => s.config.sd.img2imgStrength.coarseStep);
   const fineStep = useAppSelector((s) => s.config.sd.img2imgStrength.fineStep);
-  const dispatch = useAppDispatch();
   const { t } = useTranslation();
 
-  const handleChange = useCallback((v: number) => dispatch(setImg2imgStrength(v)), [dispatch]);
-
   return (
     <FormControl>
       <InformationalPopover feature="paramDenoisingStrength">
@@ -31,8 +31,8 @@ const ImageToImageStrength = () => {
         fineStep={fineStep}
         min={sliderMin}
         max={sliderMax}
-        onChange={handleChange}
-        value={img2imgStrength}
+        onChange={onChange}
+        value={value}
         defaultValue={initial}
         marks={marks}
       />
@@ -41,8 +41,8 @@ const ImageToImageStrength = () => {
         fineStep={fineStep}
         min={numberInputMin}
         max={numberInputMax}
-        onChange={handleChange}
-        value={img2imgStrength}
+        onChange={onChange}
+        value={value}
         defaultValue={initial}
       />
     </FormControl>

invokeai/frontend/web/src/features/settingsAccordions/components/ImageSettingsAccordion/ImageSettingsAccordion.tsx

@@ -9,7 +9,7 @@ import { selectHrfSlice } from 'features/hrf/store/hrfSlice';
 import ParamScaleBeforeProcessing from 'features/parameters/components/Canvas/InfillAndScaling/ParamScaleBeforeProcessing';
 import ParamScaledHeight from 'features/parameters/components/Canvas/InfillAndScaling/ParamScaledHeight';
 import ParamScaledWidth from 'features/parameters/components/Canvas/InfillAndScaling/ParamScaledWidth';
-import ImageToImageStrength from 'features/parameters/components/ImageToImage/ImageToImageStrength';
+import ParamImageToImageStrength from 'features/parameters/components/Canvas/ParamImageToImageStrength';
 import { ParamSeedNumberInput } from 'features/parameters/components/Seed/ParamSeedNumberInput';
 import { ParamSeedRandomize } from 'features/parameters/components/Seed/ParamSeedRandomize';
 import { ParamSeedShuffle } from 'features/parameters/components/Seed/ParamSeedShuffle';
@@ -87,7 +87,7 @@ export const ImageSettingsAccordion = memo(() => {
       <Flex px={4} pt={4} w="full" h="full" flexDir="column" data-testid="image-settings-accordion">
         <Flex flexDir="column" gap={4}>
           {activeTabName === 'canvas' ? <ImageSizeCanvas /> : <ImageSizeLinear />}
-          {activeTabName === 'canvas' && <ImageToImageStrength />}
+          {activeTabName === 'canvas' && <ParamImageToImageStrength />}
         </Flex>
         <Expander label={t('accordions.advanced.options')} isOpen={isOpenExpander} onToggle={onToggleExpander}>
           <Flex gap={4} pb={4} flexDir="column">