behave graph fixes, camera fade to black uses sphere

Author: HexaField

packages/editor/src/components/graph/BehaveFlow.tsx

@@ -33,12 +33,12 @@ import {
   setComponent
 } from '@etherealengine/engine/src/ecs/functions/ComponentFunctions'
 import { NO_PROXY, getMutableState, useHookstate } from '@etherealengine/hyperflux'
-import { isEqual } from 'lodash'
 import React, { useEffect } from 'react'
 import AutoSizer from 'react-virtualized-auto-sizer'
 import 'reactflow/dist/style.css'
 import { SelectionState } from '../../services/SelectionServices'
 import { PropertiesPanelButton } from '../inputs/Button'
+import { commitProperty } from '../properties/Util'
 import { Flow } from './ee-flow'
 import './ee-flow/styles.css'
 
@@ -81,13 +81,10 @@ const BehaveFlow = () => {
           )}
           {validEntity && (
             <Flow
-              initialGraph={graphComponent?.value?.graph}
+              initialGraph={graphComponent?.get(NO_PROXY)?.graph}
               examples={{}}
               registry={behaveGraphState.registries.get(NO_PROXY)[graphComponent?.domain.value]}
-              onChangeGraph={(newGraph) => {
-                if (!graphComponent.graph || isEqual(graphComponent.graph.get(NO_PROXY), newGraph)) return
-                graphComponent.graph.set(JSON.parse(JSON.stringify(newGraph)))
-              }}
+              onChangeGraph={commitProperty(BehaveGraphComponent, 'graph')}
             />
           )}
         </div>

packages/editor/src/components/graph/ee-flow/components/Flow.tsx

@@ -29,7 +29,7 @@ import { Background, BackgroundVariant, ReactFlow } from 'reactflow'
 import { GraphJSON, IRegistry } from '@behave-graph/core'
 
 import { useGraphRunner } from '@etherealengine/engine/src/behave-graph/functions/useGraphRunner.js'
-import _ from 'lodash'
+import { useHookstate } from '@hookstate/core'
 import { useBehaveGraphFlow } from '../hooks/useBehaveGraphFlow.js'
 import { useFlowHandlers } from '../hooks/useFlowHandlers.js'
 import { useNodeSpecGenerator } from '../hooks/useNodeSpecGenerator.js'
@@ -49,6 +49,9 @@ export const Flow: React.FC<FlowProps> = ({ initialGraph: graph, examples, regis
 
   const flowRef = useRef(null)
 
+  const dragging = useHookstate(false)
+  const mouseOver = useHookstate(false)
+
   const { nodes, edges, onNodesChange, onEdgesChange, graphJson, setGraphJson, nodeTypes } = useBehaveGraphFlow({
     initialGraphJson: graph,
     specGenerator
@@ -77,30 +80,28 @@ export const Flow: React.FC<FlowProps> = ({ initialGraph: graph, examples, regis
     registry
   })
 
-  const debouncedOnChangeGraph = _.debounce(() => {
-    onChangeGraph(graphJson ?? graph)
-  }, 2000)
-
   useEffect(() => {
-    debouncedOnChangeGraph()
-    return () => {
-      debouncedOnChangeGraph.cancel()
-    }
-  }, [graphJson])
+    if (dragging.value || !mouseOver.value) return
+    onChangeGraph(graphJson ?? graph)
+  }, [dragging, graphJson])
 
   return (
     <ReactFlow
       ref={flowRef}
       nodeTypes={nodeTypes}
       nodes={nodes}
       edges={edges}
+      onNodeDragStart={() => dragging.set(true)}
+      onNodeDragStop={() => dragging.set(false)}
       onNodesChange={onNodesChange}
       onEdgesChange={onEdgesChange}
       onConnect={onConnect}
       // @ts-ignore
       onConnectStart={handleStartConnect}
       // @ts-ignore
       onConnectEnd={handleStopConnect}
+      onPaneMouseEnter={() => mouseOver.set(true)}
+      onPaneMouseLeave={() => mouseOver.set(false)}
       fitView
       fitViewOptions={{ maxZoom: 1 }}
       onPaneClick={handlePaneClick}

packages/editor/src/components/graph/ee-flow/transformers/flowToBehave.ts

@@ -25,7 +25,7 @@ Ethereal Engine. All Rights Reserved.
 
 import { Edge, Node } from 'reactflow'
 
-import { GraphJSON, NodeJSON, ValueJSON } from '@behave-graph/core'
+import { GraphJSON, NodeJSON } from '@behave-graph/core'
 import { NodeSpecGenerator } from '../hooks/useNodeSpecGenerator'
 
 const isNullish = (value: any): value is null | undefined => value === undefined || value === null
@@ -47,22 +47,29 @@ export const flowToBehave = (nodes: Node[], edges: Edge[], specGenerator: NodeSp
         positionY: String(node.position.y)
       }
     }
-    if (node.data.configuration) {
-      Object.entries(node.data.configuration).forEach(([key, value]) => {
-        if (behaveNode.configuration === undefined) {
-          behaveNode.configuration = {}
-        }
-        behaveNode.configuration[key] = value as ValueJSON
-      })
-    }
-    if (node.data.values) {
-      Object.entries(node.data.values).forEach(([key, value]) => {
-        if (behaveNode.parameters === undefined) {
-          behaveNode.parameters = {}
-        }
-        behaveNode.parameters[key] = { value: value as string }
-      })
-    }
+    // if (node.data.configuration) {
+    //   Object.entries(node.data.configuration).forEach(([key, value]) => {
+    //     if (behaveNode.configuration === undefined) {
+    //       behaveNode.configuration = {}
+    //     }
+    //     behaveNode.configuration[key] = value as ValueJSON
+    //   })
+    // }
+    // if (node.data.values) {
+    //   Object.entries(node.data.values).forEach(([key, value]) => {
+    //     if (behaveNode.parameters === undefined) {
+    //       behaveNode.parameters = {}
+    //     }
+    //     behaveNode.parameters[key] = { value: value as string }
+    //   })
+    // }
+
+    Object.entries(node.data).forEach(([key, value]) => {
+      if (behaveNode.parameters === undefined) {
+        behaveNode.parameters = {}
+      }
+      behaveNode.parameters[key] = { value: value as string }
+    })
 
     edges
       .filter((edge) => edge.target === node.id)

packages/engine/src/camera/systems/CameraFadeBlackEffectSystem.ts

@@ -23,76 +23,44 @@ All portions of the code written by the Ethereal Engine team are Copyright © 20
 Ethereal Engine. All Rights Reserved.
 */
 
-import { Color, Mesh, PlaneGeometry, ShaderMaterial, Texture, Uniform, Vector2, Vector3 } from 'three'
+import { DoubleSide, Mesh, MeshBasicMaterial, SphereGeometry, Texture } from 'three'
 
-import { defineActionQueue, defineState, getMutableState, getState, useHookstate } from '@etherealengine/hyperflux'
+import { defineActionQueue, defineState, getState } from '@etherealengine/hyperflux'
 
-import { useEffect } from 'react'
 import { AssetLoader } from '../../assets/classes/AssetLoader'
 import { Engine } from '../../ecs/classes/Engine'
 import { EngineState } from '../../ecs/classes/EngineState'
-import { removeComponent, setComponent } from '../../ecs/functions/ComponentFunctions'
+import { getComponent, removeComponent } from '../../ecs/functions/ComponentFunctions'
 import { createEntity } from '../../ecs/functions/EntityFunctions'
-import { EntityTreeComponent } from '../../ecs/functions/EntityTree'
 import { defineSystem } from '../../ecs/functions/SystemFunctions'
 import { addObjectToGroup } from '../../scene/components/GroupComponent'
 import { setVisibleComponent } from '../../scene/components/VisibleComponent'
 import { ObjectLayers } from '../../scene/constants/ObjectLayers'
 import { setObjectLayers } from '../../scene/functions/setObjectLayers'
-import { LocalTransformComponent } from '../../transform/components/TransformComponent'
+import {
+  ComputedTransformComponent,
+  setComputedTransformComponent
+} from '../../transform/components/ComputedTransformComponent'
+import { TransformComponent } from '../../transform/components/TransformComponent'
 import { createTransitionState } from '../../xrui/functions/createTransitionState'
 import { CameraActions } from '../CameraState'
 
-const VERTEX_SHADER = `
-precision highp float;
-
-void main() { 
-  vec3 newPosition = position * 2.0; 
-  gl_Position = vec4(newPosition, 1.0);
-}`
-
-const FRAGMENT_SHADER = `
-precision highp float;
-
-uniform vec2 resolution;
-uniform vec3 color; 
-uniform float intensity; 
-#ifdef USE_GRAPHIC
-  uniform sampler2D graphicTexture;
-#endif
-void main() {
-  vec2 uv = gl_FragCoord.xy / resolution.xy;
-  vec4 baseColor = vec4(color, intensity);
-  #ifdef USE_GRAPHIC
-    if (uv.x >= 0.0 && uv.x <= 1.0 && uv.y >= 0.0 && uv.y <= 1.0) {
-      vec4 graphicColor = texture2D(graphicTexture, uv);
-      baseColor = graphicColor * baseColor;
-    } else {
-      baseColor = vec4(0.0, 0.0, 0.0, 1.0);
-    }
-  #endif
-  gl_FragColor = baseColor; 
-}`
-
 const fadeToBlackQueue = defineActionQueue(CameraActions.fadeToBlack.matches)
 
 const CameraFadeBlackEffectSystemState = defineState({
   name: 'CameraFadeBlackEffectSystemState',
   initial: () => {
-    const geometry = new PlaneGeometry(1, 1)
-    const material = new ShaderMaterial({
-      vertexShader: VERTEX_SHADER,
-      fragmentShader: FRAGMENT_SHADER,
+    const geometry = new SphereGeometry(10)
+    const material = new MeshBasicMaterial({
       transparent: true,
-      depthTest: false,
-      uniforms: {
-        color: { value: new Color('black') },
-        intensity: { value: 0 },
-        resolution: { value: new Vector2(window.outerWidth, window.outerHeight) }
-      }
+      side: DoubleSide,
+      depthWrite: true,
+      depthTest: false
     })
 
     const mesh = new Mesh(geometry, material)
+    mesh.scale.set(-1, 1, -1)
+    mesh.renderOrder = 1
     mesh.name = 'Camera Fade Transition'
     const entity = createEntity()
     addObjectToGroup(entity, mesh)
@@ -112,43 +80,31 @@ const execute = () => {
   for (const action of fadeToBlackQueue()) {
     transition.setState(action.in ? 'IN' : 'OUT')
     if (action.in) {
-      setComponent(entity, LocalTransformComponent, {
-        position: new Vector3(0, 0, -0.1)
+      setComputedTransformComponent(entity, Engine.instance.cameraEntity, () => {
+        getComponent(entity, TransformComponent).position.copy(
+          getComponent(Engine.instance.cameraEntity, TransformComponent).position
+        )
       })
-      setComponent(entity, EntityTreeComponent, { parentEntity: Engine.instance.cameraEntity })
-    } else removeComponent(entity, LocalTransformComponent)
+    } else removeComponent(entity, ComputedTransformComponent)
     if (action.graphicTexture) {
       AssetLoader.load(action.graphicTexture, {}, (texture: Texture) => {
-        mesh.material.uniforms.graphicTexture = new Uniform(texture)
-        mesh.material.uniforms.color = new Uniform(new Color('white'))
-        mesh.material.defines.USE_GRAPHIC = true
+        mesh.material.map = texture
         mesh.material.needsUpdate = true
       })
     } else {
-      delete mesh.material.defines.USE_GRAPHIC
-      mesh.material.uniforms.color = new Uniform(new Color('black'))
+      mesh.material.map = null
       mesh.material.needsUpdate = true
     }
   }
+
   const deltaSeconds = getState(EngineState).deltaSeconds
   transition.update(deltaSeconds, (alpha) => {
-    mesh.material.uniforms.intensity.value = alpha
+    mesh.material.opacity = alpha
     setVisibleComponent(entity, alpha > 0)
   })
 }
 
-const reactor = () => {
-  const outerWidth = useHookstate(window.outerWidth)
-  const outerHeight = useHookstate(window.outerHeight)
-  const { mesh } = useHookstate(getMutableState(CameraFadeBlackEffectSystemState))
-  useEffect(() => {
-    mesh.material.uniforms.resolution.nested('value').set([outerWidth.value, outerHeight.value])
-  }, [outerWidth, outerHeight])
-  return null
-}
-
 export const CameraFadeBlackEffectSystem = defineSystem({
   uuid: 'ee.engine.CameraFadeBlackEffectSystem',
-  execute,
-  reactor
+  execute
 })