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sceneEntities.ts
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import {
BoxGeometry,
DoubleSide,
ExtrudeGeometry,
Group,
Intersection,
LineCurve3,
Mesh,
MeshBasicMaterial,
Object3D,
Object3DEventMap,
OrthographicCamera,
PerspectiveCamera,
PlaneGeometry,
Points,
Quaternion,
Scene,
Shape,
Vector2,
Vector3,
} from 'three'
import {
ARROWHEAD,
AXIS_GROUP,
getSceneScale,
INTERSECTION_PLANE_LAYER,
OnClickCallbackArgs,
OnMouseEnterLeaveArgs,
RAYCASTABLE_PLANE,
SEGMENT_LENGTH_LABEL,
SEGMENT_LENGTH_LABEL_OFFSET_PX,
SEGMENT_LENGTH_LABEL_TEXT,
SKETCH_GROUP_SEGMENTS,
SKETCH_LAYER,
X_AXIS,
Y_AXIS,
} from './sceneInfra'
import { isQuaternionVertical, quaternionFromUpNForward } from './helpers'
import {
CallExpression,
getTangentialArcToInfo,
parse,
Path,
PathToNode,
PipeExpression,
Program,
ProgramMemory,
recast,
SketchGroup,
ExtrudeGroup,
VariableDeclaration,
VariableDeclarator,
} from 'lang/wasm'
import {
engineCommandManager,
kclManager,
sceneInfra,
codeManager,
editorManager,
} from 'lib/singletons'
import { getNodeFromPath, getNodePathFromSourceRange } from 'lang/queryAst'
import { executeAst } from 'lang/langHelpers'
import {
createArcGeometry,
dashedStraight,
profileStart,
straightSegment,
tangentialArcToSegment,
} from './segments'
import {
addCallExpressionsToPipe,
addCloseToPipe,
addNewSketchLn,
changeSketchArguments,
updateStartProfileAtArgs,
} from 'lang/std/sketch'
import { isOverlap, normaliseAngle, roundOff, throttle } from 'lib/utils'
import {
addStartProfileAt,
createArrayExpression,
createCallExpressionStdLib,
createLiteral,
createPipeExpression,
createPipeSubstitution,
findUniqueName,
} from 'lang/modifyAst'
import { Selections, getEventForSegmentSelection } from 'lib/selections'
import { getTangentPointFromPreviousArc } from 'lib/utils2d'
import { createGridHelper, orthoScale, perspScale } from './helpers'
import { Models } from '@kittycad/lib'
import { uuidv4 } from 'lib/utils'
import { SegmentOverlayPayload, SketchDetails } from 'machines/modelingMachine'
import { EngineCommandManager } from 'lang/std/engineConnection'
import {
getRectangleCallExpressions,
updateRectangleSketch,
} from 'lib/rectangleTool'
import { getThemeColorForThreeJs } from 'lib/theme'
import { err, trap } from 'lib/trap'
import { CSS2DObject } from 'three/examples/jsm/renderers/CSS2DRenderer'
type DraftSegment = 'line' | 'tangentialArcTo'
export const EXTRA_SEGMENT_HANDLE = 'extraSegmentHandle'
export const EXTRA_SEGMENT_OFFSET_PX = 8
export const PROFILE_START = 'profile-start'
export const STRAIGHT_SEGMENT = 'straight-segment'
export const STRAIGHT_SEGMENT_BODY = 'straight-segment-body'
export const STRAIGHT_SEGMENT_DASH = 'straight-segment-body-dashed'
export const TANGENTIAL_ARC_TO__SEGMENT_DASH =
'tangential-arc-to-segment-body-dashed'
export const TANGENTIAL_ARC_TO_SEGMENT = 'tangential-arc-to-segment'
export const TANGENTIAL_ARC_TO_SEGMENT_BODY = 'tangential-arc-to-segment-body'
export const SEGMENT_WIDTH_PX = 1.6
export const HIDE_SEGMENT_LENGTH = 75 // in pixels
export const HIDE_HOVER_SEGMENT_LENGTH = 60 // in pixels
// This singleton Class is responsible for all of the things the user sees and interacts with.
// That mostly mean sketch elements.
// Cameras, controls, raycasters, etc are handled by sceneInfra
export class SceneEntities {
engineCommandManager: EngineCommandManager
scene: Scene
sceneProgramMemory: ProgramMemory = ProgramMemory.empty()
activeSegments: { [key: string]: Group } = {}
intersectionPlane: Mesh | null = null
axisGroup: Group | null = null
currentSketchQuaternion: Quaternion | null = null
constructor(engineCommandManager: EngineCommandManager) {
this.engineCommandManager = engineCommandManager
this.scene = sceneInfra?.scene
sceneInfra?.camControls.subscribeToCamChange(this.onCamChange)
window.addEventListener('resize', this.onWindowResize)
}
onWindowResize = () => {
this.onCamChange()
}
onCamChange = () => {
const orthoFactor = orthoScale(sceneInfra.camControls.camera)
const callbacks: (() => SegmentOverlayPayload | null)[] = []
Object.values(this.activeSegments).forEach((segment, index) => {
const factor =
(sceneInfra.camControls.camera instanceof OrthographicCamera
? orthoFactor
: perspScale(sceneInfra.camControls.camera, segment)) /
sceneInfra._baseUnitMultiplier
if (
segment.userData.from &&
segment.userData.to &&
segment.userData.type === STRAIGHT_SEGMENT
) {
callbacks.push(
this.updateStraightSegment({
from: segment.userData.from,
to: segment.userData.to,
group: segment,
scale: factor,
})
)
}
if (
segment.userData.from &&
segment.userData.to &&
segment.userData.prevSegment &&
segment.userData.type === TANGENTIAL_ARC_TO_SEGMENT
) {
callbacks.push(
this.updateTangentialArcToSegment({
prevSegment: segment.userData.prevSegment,
from: segment.userData.from,
to: segment.userData.to,
group: segment,
scale: factor,
})
)
}
if (segment.name === PROFILE_START) {
segment.scale.set(factor, factor, factor)
}
})
if (this.axisGroup) {
const factor =
sceneInfra.camControls.camera instanceof OrthographicCamera
? orthoFactor
: perspScale(sceneInfra.camControls.camera, this.axisGroup)
const x = this.axisGroup.getObjectByName(X_AXIS)
x?.scale.set(1, factor / sceneInfra._baseUnitMultiplier, 1)
const y = this.axisGroup.getObjectByName(Y_AXIS)
y?.scale.set(factor / sceneInfra._baseUnitMultiplier, 1, 1)
}
sceneInfra.overlayCallbacks(callbacks)
}
createIntersectionPlane() {
if (sceneInfra.scene.getObjectByName(RAYCASTABLE_PLANE)) {
// this.removeIntersectionPlane()
console.warn('createIntersectionPlane called when it already exists')
return
}
const hundredM = 100_0000
const planeGeometry = new PlaneGeometry(hundredM, hundredM)
const planeMaterial = new MeshBasicMaterial({
color: 0xff0000,
side: DoubleSide,
transparent: true,
opacity: 0.5,
})
this.intersectionPlane = new Mesh(planeGeometry, planeMaterial)
this.intersectionPlane.userData = { type: RAYCASTABLE_PLANE }
this.intersectionPlane.name = RAYCASTABLE_PLANE
this.intersectionPlane.layers.set(INTERSECTION_PLANE_LAYER)
this.scene.add(this.intersectionPlane)
}
createSketchAxis(
sketchPathToNode: PathToNode,
forward: [number, number, number],
up: [number, number, number],
sketchPosition?: [number, number, number]
) {
const orthoFactor = orthoScale(sceneInfra.camControls.camera)
const baseXColor = 0x000055
const baseYColor = 0x550000
const axisPixelWidth = 1.6
const xAxisGeometry = new BoxGeometry(100000, axisPixelWidth, 0.01)
const yAxisGeometry = new BoxGeometry(axisPixelWidth, 100000, 0.01)
const xAxisMaterial = new MeshBasicMaterial({
color: baseXColor,
depthTest: false,
})
const yAxisMaterial = new MeshBasicMaterial({
color: baseYColor,
depthTest: false,
})
const xAxisMesh = new Mesh(xAxisGeometry, xAxisMaterial)
const yAxisMesh = new Mesh(yAxisGeometry, yAxisMaterial)
xAxisMesh.renderOrder = -2
yAxisMesh.renderOrder = -1
xAxisMesh.userData = {
type: X_AXIS,
baseColor: baseXColor,
isSelected: false,
}
yAxisMesh.userData = {
type: Y_AXIS,
baseColor: baseYColor,
isSelected: false,
}
xAxisMesh.name = X_AXIS
yAxisMesh.name = Y_AXIS
this.axisGroup = new Group()
const gridHelper = createGridHelper({ size: 100, divisions: 10 })
gridHelper.position.z = -0.01
gridHelper.renderOrder = -3 // is this working?
gridHelper.name = 'gridHelper'
const sceneScale = getSceneScale(
sceneInfra.camControls.camera,
sceneInfra.camControls.target
)
gridHelper.scale.set(sceneScale, sceneScale, sceneScale)
const factor =
sceneInfra.camControls.camera instanceof OrthographicCamera
? orthoFactor
: perspScale(sceneInfra.camControls.camera, this.axisGroup)
xAxisMesh?.scale.set(1, factor / sceneInfra._baseUnitMultiplier, 1)
yAxisMesh?.scale.set(factor / sceneInfra._baseUnitMultiplier, 1, 1)
this.axisGroup.add(xAxisMesh, yAxisMesh, gridHelper)
this.currentSketchQuaternion &&
this.axisGroup.setRotationFromQuaternion(this.currentSketchQuaternion)
this.axisGroup.userData = { type: AXIS_GROUP }
this.axisGroup.name = AXIS_GROUP
this.axisGroup.layers.set(SKETCH_LAYER)
this.axisGroup.traverse((child) => {
child.layers.set(SKETCH_LAYER)
})
const quat = quaternionFromUpNForward(
new Vector3(...up),
new Vector3(...forward)
)
this.axisGroup.setRotationFromQuaternion(quat)
sketchPosition && this.axisGroup.position.set(...sketchPosition)
this.scene.add(this.axisGroup)
}
removeIntersectionPlane() {
const intersectionPlane = this.scene.getObjectByName(RAYCASTABLE_PLANE)
if (intersectionPlane) this.scene.remove(intersectionPlane)
}
setupNoPointsListener({
sketchDetails,
afterClick,
}: {
sketchDetails: SketchDetails
afterClick: (args: OnClickCallbackArgs) => void
}) {
// Create a THREEjs plane to raycast clicks onto
this.createIntersectionPlane()
const quaternion = quaternionFromUpNForward(
new Vector3(...sketchDetails.yAxis),
new Vector3(...sketchDetails.zAxis)
)
// Position the click raycast plane
if (this.intersectionPlane) {
this.intersectionPlane.setRotationFromQuaternion(quaternion)
this.intersectionPlane.position.copy(
new Vector3(...(sketchDetails?.origin || [0, 0, 0]))
)
}
sceneInfra.setCallbacks({
onClick: async (args) => {
if (!args) return
if (args.mouseEvent.which !== 1) return
const { intersectionPoint } = args
if (!intersectionPoint?.twoD || !sketchDetails?.sketchPathToNode) return
const addStartProfileAtRes = addStartProfileAt(
kclManager.ast,
sketchDetails.sketchPathToNode,
[intersectionPoint.twoD.x, intersectionPoint.twoD.y]
)
if (trap(addStartProfileAtRes)) return
const { modifiedAst } = addStartProfileAtRes
await kclManager.updateAst(modifiedAst, false)
this.removeIntersectionPlane()
// Now perform the caller-specified action
afterClick(args)
},
})
}
async setupSketch({
sketchPathToNode,
forward,
up,
position,
maybeModdedAst,
draftExpressionsIndices,
selectionRanges,
}: {
sketchPathToNode: PathToNode
maybeModdedAst: Program
draftExpressionsIndices?: { start: number; end: number }
forward: [number, number, number]
up: [number, number, number]
position?: [number, number, number]
selectionRanges?: Selections
}): Promise<{
truncatedAst: Program
programMemoryOverride: ProgramMemory
sketchGroup: SketchGroup
variableDeclarationName: string
}> {
this.createIntersectionPlane()
const prepared = this.prepareTruncatedMemoryAndAst(
sketchPathToNode || [],
maybeModdedAst
)
if (err(prepared)) return Promise.reject(prepared)
const { truncatedAst, programMemoryOverride, variableDeclarationName } =
prepared
const { programMemory } = await executeAst({
ast: truncatedAst,
useFakeExecutor: true,
engineCommandManager: this.engineCommandManager,
programMemoryOverride,
})
const sketchGroup = sketchGroupFromPathToNode({
pathToNode: sketchPathToNode,
ast: maybeModdedAst,
programMemory,
})
if (err(sketchGroup)) return Promise.reject(sketchGroup)
if (!sketchGroup) return Promise.reject('sketchGroup not found')
if (!Array.isArray(sketchGroup?.value))
return {
truncatedAst,
programMemoryOverride,
sketchGroup,
variableDeclarationName,
}
this.sceneProgramMemory = programMemory
const group = new Group()
position && group.position.set(...position)
group.userData = {
type: SKETCH_GROUP_SEGMENTS,
pathToNode: sketchPathToNode,
}
const dummy = new Mesh()
// TODO: When we actually have sketch positions and rotations we can use them here.
dummy.position.set(0, 0, 0)
const orthoFactor = orthoScale(sceneInfra.camControls.camera)
const factor =
(sceneInfra.camControls.camera instanceof OrthographicCamera
? orthoFactor
: perspScale(sceneInfra.camControls.camera, dummy)) /
sceneInfra._baseUnitMultiplier
const segPathToNode = getNodePathFromSourceRange(
maybeModdedAst,
sketchGroup.start.__geoMeta.sourceRange
)
const _profileStart = profileStart({
from: sketchGroup.start.from,
id: sketchGroup.start.__geoMeta.id,
pathToNode: segPathToNode,
scale: factor,
theme: sceneInfra._theme,
})
_profileStart.layers.set(SKETCH_LAYER)
_profileStart.traverse((child) => {
child.layers.set(SKETCH_LAYER)
})
group.add(_profileStart)
this.activeSegments[JSON.stringify(segPathToNode)] = _profileStart
const callbacks: (() => SegmentOverlayPayload | null)[] = []
sketchGroup.value.forEach((segment, index) => {
let segPathToNode = getNodePathFromSourceRange(
maybeModdedAst,
segment.__geoMeta.sourceRange
)
if (
draftExpressionsIndices &&
(sketchGroup.value[index - 1] || sketchGroup.start)
) {
const previousSegment =
sketchGroup.value[index - 1] || sketchGroup.start
const previousSegmentPathToNode = getNodePathFromSourceRange(
maybeModdedAst,
previousSegment.__geoMeta.sourceRange
)
const bodyIndex = previousSegmentPathToNode[1][0]
segPathToNode = getNodePathFromSourceRange(
truncatedAst,
segment.__geoMeta.sourceRange
)
segPathToNode[1][0] = bodyIndex
}
const isDraftSegment =
draftExpressionsIndices &&
index <= draftExpressionsIndices.end &&
index >= draftExpressionsIndices.start
const isSelected = selectionRanges?.codeBasedSelections.some(
(selection) => {
return isOverlap(selection.range, segment.__geoMeta.sourceRange)
}
)
let seg: Group
const _node1 = getNodeFromPath<CallExpression>(
maybeModdedAst,
segPathToNode,
'CallExpression'
)
if (err(_node1)) return
const callExpName = _node1.node?.callee?.name
if (segment.type === 'TangentialArcTo') {
seg = tangentialArcToSegment({
prevSegment: sketchGroup.value[index - 1],
from: segment.from,
to: segment.to,
id: segment.__geoMeta.id,
pathToNode: segPathToNode,
isDraftSegment,
scale: factor,
texture: sceneInfra.extraSegmentTexture,
theme: sceneInfra._theme,
isSelected,
})
callbacks.push(
this.updateTangentialArcToSegment({
prevSegment: sketchGroup.value[index - 1],
from: segment.from,
to: segment.to,
group: seg,
scale: factor,
})
)
} else {
seg = straightSegment({
from: segment.from,
to: segment.to,
id: segment.__geoMeta.id,
pathToNode: segPathToNode,
isDraftSegment,
scale: factor,
callExpName,
texture: sceneInfra.extraSegmentTexture,
theme: sceneInfra._theme,
isSelected,
})
callbacks.push(
this.updateStraightSegment({
from: segment.from,
to: segment.to,
group: seg,
scale: factor,
})
)
}
seg.layers.set(SKETCH_LAYER)
seg.traverse((child) => {
child.layers.set(SKETCH_LAYER)
})
group.add(seg)
this.activeSegments[JSON.stringify(segPathToNode)] = seg
})
this.currentSketchQuaternion = quaternionFromUpNForward(
new Vector3(...up),
new Vector3(...forward)
)
group.setRotationFromQuaternion(this.currentSketchQuaternion)
this.intersectionPlane &&
this.intersectionPlane.setRotationFromQuaternion(
this.currentSketchQuaternion
)
this.intersectionPlane &&
position &&
this.intersectionPlane.position.set(...position)
this.scene.add(group)
sceneInfra.camControls.enableRotate = false
sceneInfra.overlayCallbacks(callbacks)
return {
truncatedAst,
programMemoryOverride,
sketchGroup,
variableDeclarationName,
}
}
updateAstAndRejigSketch = async (
sketchPathToNode: PathToNode,
modifiedAst: Program | Error,
forward: [number, number, number],
up: [number, number, number],
origin: [number, number, number]
) => {
if (err(modifiedAst)) return modifiedAst
const nextAst = await kclManager.updateAst(modifiedAst, false)
await this.tearDownSketch({ removeAxis: false })
sceneInfra.resetMouseListeners()
await this.setupSketch({
sketchPathToNode,
forward,
up,
position: origin,
maybeModdedAst: nextAst.newAst,
})
this.setupSketchIdleCallbacks({
forward,
up,
position: origin,
pathToNode: sketchPathToNode,
})
return nextAst
}
setUpDraftSegment = async (
sketchPathToNode: PathToNode,
forward: [number, number, number],
up: [number, number, number],
origin: [number, number, number],
segmentName: 'line' | 'tangentialArcTo' = 'line',
shouldTearDown = true
) => {
const _ast = structuredClone(kclManager.ast)
const _node1 = getNodeFromPath<VariableDeclaration>(
_ast,
sketchPathToNode || [],
'VariableDeclaration'
)
if (trap(_node1)) return Promise.reject(_node1)
const variableDeclarationName =
_node1.node?.declarations?.[0]?.id?.name || ''
const sg = kclManager.programMemory.get(
variableDeclarationName
) as SketchGroup
const lastSeg = sg.value.slice(-1)[0] || sg.start
const index = sg.value.length // because we've added a new segment that's not in the memory yet, no need for `-1`
const mod = addNewSketchLn({
node: _ast,
programMemory: kclManager.programMemory,
to: [lastSeg.to[0], lastSeg.to[1]],
from: [lastSeg.to[0], lastSeg.to[1]],
fnName: segmentName,
pathToNode: sketchPathToNode,
})
if (trap(mod)) return Promise.reject(mod)
const modifiedAst = parse(recast(mod.modifiedAst))
if (trap(modifiedAst)) return Promise.reject(modifiedAst)
const draftExpressionsIndices = { start: index, end: index }
if (shouldTearDown) await this.tearDownSketch({ removeAxis: false })
sceneInfra.resetMouseListeners()
const { truncatedAst, programMemoryOverride, sketchGroup } =
await this.setupSketch({
sketchPathToNode,
forward,
up,
position: origin,
maybeModdedAst: modifiedAst,
draftExpressionsIndices,
})
sceneInfra.setCallbacks({
onClick: async (args) => {
if (!args) return
if (args.mouseEvent.which !== 1) return
const { intersectionPoint } = args
let intersection2d = intersectionPoint?.twoD
const profileStart = args.intersects
.map(({ object }) => getParentGroup(object, [PROFILE_START]))
.find((a) => a?.name === PROFILE_START)
let modifiedAst
if (profileStart) {
const lastSegment = sketchGroup.value.slice(-1)[0]
modifiedAst = addCallExpressionsToPipe({
node: kclManager.ast,
programMemory: kclManager.programMemory,
pathToNode: sketchPathToNode,
expressions: [
createCallExpressionStdLib(
lastSegment.type === 'TangentialArcTo'
? 'tangentialArcTo'
: 'lineTo',
[
createArrayExpression([
createCallExpressionStdLib('profileStartX', [
createPipeSubstitution(),
]),
createCallExpressionStdLib('profileStartY', [
createPipeSubstitution(),
]),
]),
createPipeSubstitution(),
]
),
],
})
if (trap(modifiedAst)) return Promise.reject(modifiedAst)
modifiedAst = addCloseToPipe({
node: modifiedAst,
programMemory: kclManager.programMemory,
pathToNode: sketchPathToNode,
})
if (trap(modifiedAst)) return Promise.reject(modifiedAst)
} else if (intersection2d) {
const lastSegment = sketchGroup.value.slice(-1)[0]
const tmp = addNewSketchLn({
node: kclManager.ast,
programMemory: kclManager.programMemory,
to: [intersection2d.x, intersection2d.y],
from: [lastSegment.to[0], lastSegment.to[1]],
fnName:
lastSegment.type === 'TangentialArcTo'
? 'tangentialArcTo'
: 'line',
pathToNode: sketchPathToNode,
})
if (trap(tmp)) return Promise.reject(tmp)
modifiedAst = tmp.modifiedAst
if (trap(modifiedAst)) return Promise.reject(modifiedAst)
} else {
// return early as we didn't modify the ast
return
}
await kclManager.executeAstMock(modifiedAst)
if (profileStart) {
sceneInfra.modelingSend({ type: 'CancelSketch' })
} else {
this.setUpDraftSegment(
sketchPathToNode,
forward,
up,
origin,
segmentName
)
}
},
onMove: (args) => {
this.onDragSegment({
intersection2d: args.intersectionPoint.twoD,
object: Object.values(this.activeSegments).slice(-1)[0],
intersects: args.intersects,
sketchPathToNode,
draftInfo: {
truncatedAst,
programMemoryOverride,
variableDeclarationName,
},
})
},
...this.mouseEnterLeaveCallbacks(),
})
}
setupDraftRectangle = async (
sketchPathToNode: PathToNode,
forward: [number, number, number],
up: [number, number, number],
sketchOrigin: [number, number, number],
rectangleOrigin: [x: number, y: number]
) => {
let _ast = structuredClone(kclManager.ast)
const _node1 = getNodeFromPath<VariableDeclaration>(
_ast,
sketchPathToNode || [],
'VariableDeclaration'
)
if (trap(_node1)) return Promise.reject(_node1)
const variableDeclarationName =
_node1.node?.declarations?.[0]?.id?.name || ''
const startSketchOn = _node1.node?.declarations
const startSketchOnInit = startSketchOn?.[0]?.init
const tags: [string, string, string] = [
findUniqueName(_ast, 'rectangleSegmentA'),
findUniqueName(_ast, 'rectangleSegmentB'),
findUniqueName(_ast, 'rectangleSegmentC'),
]
startSketchOn[0].init = createPipeExpression([
startSketchOnInit,
...getRectangleCallExpressions(rectangleOrigin, tags),
])
let _recastAst = parse(recast(_ast))
if (trap(_recastAst)) return Promise.reject(_recastAst)
_ast = _recastAst
const { programMemoryOverride, truncatedAst } = await this.setupSketch({
sketchPathToNode,
forward,
up,
position: sketchOrigin,
maybeModdedAst: _ast,
draftExpressionsIndices: { start: 0, end: 3 },
})
sceneInfra.setCallbacks({
onMove: async (args) => {
// Update the width and height of the draft rectangle
const pathToNodeTwo = structuredClone(sketchPathToNode)
pathToNodeTwo[1][0] = 0
const _node = getNodeFromPath<VariableDeclaration>(
truncatedAst,
pathToNodeTwo || [],
'VariableDeclaration'
)
if (trap(_node)) return Promise.reject(_node)
const sketchInit = _node.node?.declarations?.[0]?.init
const x = (args.intersectionPoint.twoD.x || 0) - rectangleOrigin[0]
const y = (args.intersectionPoint.twoD.y || 0) - rectangleOrigin[1]
if (sketchInit.type === 'PipeExpression') {
updateRectangleSketch(sketchInit, x, y, tags[0])
}
const { programMemory } = await executeAst({
ast: truncatedAst,
useFakeExecutor: true,
engineCommandManager: this.engineCommandManager,
programMemoryOverride,
})
this.sceneProgramMemory = programMemory
const sketchGroup = programMemory.get(
variableDeclarationName
) as SketchGroup
const sgPaths = sketchGroup.value
const orthoFactor = orthoScale(sceneInfra.camControls.camera)
this.updateSegment(
sketchGroup.start,
0,
0,
_ast,
orthoFactor,
sketchGroup
)
sgPaths.forEach((seg, index) =>
this.updateSegment(seg, index, 0, _ast, orthoFactor, sketchGroup)
)
},
onClick: async (args) => {
// Commit the rectangle to the full AST/code and return to sketch.idle
const cornerPoint = args.intersectionPoint?.twoD
if (!cornerPoint || args.mouseEvent.button !== 0) return
const x = roundOff((cornerPoint.x || 0) - rectangleOrigin[0])
const y = roundOff((cornerPoint.y || 0) - rectangleOrigin[1])
const _node = getNodeFromPath<VariableDeclaration>(
_ast,
sketchPathToNode || [],
'VariableDeclaration'
)
if (trap(_node)) return Promise.reject(_node)
const sketchInit = _node.node?.declarations?.[0]?.init
if (sketchInit.type === 'PipeExpression') {
updateRectangleSketch(sketchInit, x, y, tags[0])
let _recastAst = parse(recast(_ast))
if (trap(_recastAst)) return Promise.reject(_recastAst)
_ast = _recastAst
// Update the primary AST and unequip the rectangle tool
await kclManager.executeAstMock(_ast)
sceneInfra.modelingSend({ type: 'Finish rectangle' })
const { programMemory } = await executeAst({
ast: _ast,
useFakeExecutor: true,
engineCommandManager: this.engineCommandManager,
programMemoryOverride,
})
// Prepare to update the THREEjs scene
this.sceneProgramMemory = programMemory
const sketchGroup = programMemory.get(
variableDeclarationName
) as SketchGroup
const sgPaths = sketchGroup.value
const orthoFactor = orthoScale(sceneInfra.camControls.camera)
// Update the starting segment of the THREEjs scene
this.updateSegment(
sketchGroup.start,
0,
0,
_ast,
orthoFactor,
sketchGroup
)
// Update the rest of the segments of the THREEjs scene
sgPaths.forEach((seg, index) =>
this.updateSegment(seg, index, 0, _ast, orthoFactor, sketchGroup)
)
}
},
})
}
setupSketchIdleCallbacks = ({
pathToNode,
up,
forward,
position,
}: {
pathToNode: PathToNode
forward: [number, number, number]
up: [number, number, number]
position?: [number, number, number]
}) => {
let addingNewSegmentStatus: 'nothing' | 'pending' | 'added' = 'nothing'
sceneInfra.setCallbacks({
onDragEnd: async () => {
if (addingNewSegmentStatus !== 'nothing') {
await this.tearDownSketch({ removeAxis: false })
this.setupSketch({
sketchPathToNode: pathToNode,
maybeModdedAst: kclManager.ast,
up,
forward,
position,
})
// setting up the callbacks again resets value in closures
this.setupSketchIdleCallbacks({
pathToNode,
up,
forward,
position,
})
}
},
onDrag: async ({
selected,
intersectionPoint,
mouseEvent,
intersects,
}) => {
if (mouseEvent.which !== 1) return
const group = getParentGroup(selected, [EXTRA_SEGMENT_HANDLE])
if (group?.name === EXTRA_SEGMENT_HANDLE) {
const segGroup = getParentGroup(selected)
const pathToNode: PathToNode = segGroup?.userData?.pathToNode
const pathToNodeIndex = pathToNode.findIndex(
(x) => x[1] === 'PipeExpression'
)
const sketchGroup = sketchGroupFromPathToNode({
pathToNode,
ast: kclManager.ast,
programMemory: kclManager.programMemory,
})
if (trap(sketchGroup)) return
if (!sketchGroup) {
trap(new Error('sketchGroup not found'))
return
}
const pipeIndex = pathToNode[pathToNodeIndex + 1][0] as number
if (addingNewSegmentStatus === 'nothing') {
const prevSegment = sketchGroup.value[pipeIndex - 2]
const mod = addNewSketchLn({
node: kclManager.ast,
programMemory: kclManager.programMemory,
to: [intersectionPoint.twoD.x, intersectionPoint.twoD.y],
from: [prevSegment.from[0], prevSegment.from[1]],
// TODO assuming it's always a straight segments being added
// as this is easiest, and we'll need to add "tabbing" behavior
// to support other segment types
fnName: 'line',
pathToNode: pathToNode,
spliceBetween: true,
})
addingNewSegmentStatus = 'pending'
if (trap(mod)) return
await kclManager.executeAstMock(mod.modifiedAst)
await this.tearDownSketch({ removeAxis: false })
this.setupSketch({
sketchPathToNode: pathToNode,
maybeModdedAst: kclManager.ast,
up,
forward,
position,
})
addingNewSegmentStatus = 'added'
} else if (addingNewSegmentStatus === 'added') {
const pathToNodeForNewSegment = pathToNode.slice(0, pathToNodeIndex)
pathToNodeForNewSegment.push([pipeIndex - 2, 'index'])
this.onDragSegment({
sketchPathToNode: pathToNodeForNewSegment,
object: selected,
intersection2d: intersectionPoint.twoD,
intersects,
})
}
return
}
this.onDragSegment({
object: selected,
intersection2d: intersectionPoint.twoD,
intersects,
sketchPathToNode: pathToNode,
})
},
onMove: () => {},
onClick: (args) => {
if (args?.mouseEvent.which !== 1) return
if (!args || !args.selected) {
sceneInfra.modelingSend({
type: 'Set selection',
data: {
selectionType: 'singleCodeCursor',
},
})
return
}
const { selected } = args
const event = getEventForSegmentSelection(selected)
if (!event) return
sceneInfra.modelingSend(event)
},
...this.mouseEnterLeaveCallbacks(),
})
}
prepareTruncatedMemoryAndAst = (
sketchPathToNode: PathToNode,
ast?: Program,
draftSegment?: DraftSegment
) =>
prepareTruncatedMemoryAndAst(
sketchPathToNode,
ast || kclManager.ast,