public List <ObjectPlacementData> Calculate() { if (_path == null || _path.NumberOfSegments == 0 || !ObjectPlacementGuide.ExistsInScene) { return(new List <ObjectPlacementData>()); } Prefab placementGuidePrefab = ObjectPlacementGuide.Instance.SourcePrefab; Vector3 placementGuideWorldScale = ObjectPlacementGuide.Instance.WorldScale; float objectMissChance = _path.Settings.ManualConstructionSettings.ObjectMissChance; Vector3 yOffsetVector = _path.ExtensionPlane.normal * _path.Settings.ManualConstructionSettings.OffsetAlongGrowDirection; bool allowObjectIntersection = ObjectPlacementSettings.Get().ObjectIntersectionSettings.AllowIntersectionForPathPlacement; Quaternion placementGuideRotation = ObjectPlacementGuide.Instance.WorldRotation; bool rotateObjectsToFollowPath = _path.Settings.ManualConstructionSettings.RotateObjectsToFollowPath; Vector3 pathExtensionPlaneNormal = _path.ExtensionPlane.normal; Vector3 firstSegmentExtensionDir = _path.GetSegmentByIndex(0).ExtensionDirection; Quaternion firstSegmentRotation = Quaternion.LookRotation(firstSegmentExtensionDir, pathExtensionPlaneNormal); bool randomizePrefabs = _path.Settings.ManualConstructionSettings.RandomizePrefabs; PrefabCategory activePrefabCategory = PrefabCategoryDatabase.Get().ActivePrefabCategory; var objectPlacementDataInstances = new List <ObjectPlacementData>(_path.NumberOfSegments * 10); for (int segmentIndex = 0; segmentIndex < _path.NumberOfSegments; ++segmentIndex) { ObjectPlacementBoxStackSegment segment = _path.GetSegmentByIndex(segmentIndex); Quaternion worldRotation = placementGuideRotation; if (rotateObjectsToFollowPath) { // Note: ObjectPlacementPathManualConstructionSession.cs line 451. The design is a wreck. AGAIN :) if ((segmentIndex == 0 && _path.NumberOfSegments > 1 && segment.NumberOfStacks == 1)) { Vector3 dirBetweenStacks = segment.GetStackByIndex(0).BasePosition - _path.GetSegmentByIndex(1).GetStackByIndex(0).BasePosition; dirBetweenStacks.Normalize(); Quaternion segmentRotation = Quaternion.LookRotation(dirBetweenStacks, pathExtensionPlaneNormal); Quaternion fromPlacementGuideRotationToThis = QuaternionExtensions.GetRelativeRotation(placementGuideRotation, segmentRotation); worldRotation = fromPlacementGuideRotationToThis * worldRotation; } else if (segmentIndex != 0) { Quaternion segmentRotation = Quaternion.LookRotation(segment.ExtensionDirection, pathExtensionPlaneNormal); Quaternion fromFirstToThis = QuaternionExtensions.GetRelativeRotation(firstSegmentRotation, segmentRotation); worldRotation = fromFirstToThis * worldRotation; } } for (int stackIndex = 0; stackIndex < segment.NumberOfStacks; ++stackIndex) { ObjectPlacementBoxStack stack = segment.GetStackByIndex(stackIndex); if (stack.IsOverlappedByAnotherStack) { continue; } for (int stackBoxIndex = 0; stackBoxIndex < stack.NumberOfBoxes; ++stackBoxIndex) { ObjectPlacementBox box = stack.GetBoxByIndex(stackBoxIndex); if (box.IsHidden) { continue; } if (ObjectPlacementMissChance.Missed(objectMissChance, ObjectPlacementPathManualConstructionSettings.MinObjectMissChance, ObjectPlacementPathManualConstructionSettings.MaxObjectMissChance)) { continue; } if (!allowObjectIntersection && ObjectQueries.IntersectsAnyObjectsInScene(box.OrientedBox, true)) { continue; } Vector3 worldScale = placementGuideWorldScale; Prefab prefab = placementGuidePrefab; if (randomizePrefabs && activePrefabCategory.NumberOfPrefabs != 0) { int randomPrefabIndex = UnityEngine.Random.Range(0, activePrefabCategory.NumberOfPrefabs); Prefab randomPrefab = activePrefabCategory.GetPrefabByIndex(randomPrefabIndex); if (randomPrefab != null && randomPrefab.UnityPrefab != null) { prefab = activePrefabCategory.GetPrefabByIndex(randomPrefabIndex); worldScale = prefab.UnityPrefab.transform.lossyScale; } } var objectPlacementData = new ObjectPlacementData(); objectPlacementData.WorldPosition = ObjectPositionCalculator.CalculateObjectHierarchyPosition(prefab, box.Center + yOffsetVector, worldScale, worldRotation); objectPlacementData.WorldScale = worldScale; objectPlacementData.WorldRotation = worldRotation; objectPlacementData.Prefab = prefab; objectPlacementDataInstances.Add(objectPlacementData); } } } return(objectPlacementDataInstances); }
public List <ObjectPlacementData> Calculate() { if (_block == null || _block.NumberOfSegments == 0 || !ObjectPlacementGuide.ExistsInScene) { return(new List <ObjectPlacementData>()); } Prefab placementGuidePrefab = ObjectPlacementGuide.Instance.SourcePrefab; Vector3 placementGuideWorldScale = ObjectPlacementGuide.Instance.WorldScale; Quaternion placementGuideWorldRotation = ObjectPlacementGuide.Instance.WorldRotation; float objectMissChance = _block.Settings.ManualConstructionSettings.ObjectMissChance; ObjectRotationRandomizationSettings blockObjectRotationRandomizationSettings = _block.Settings.ManualConstructionSettings.ObjectRotationRandomizationSettings; bool randomizeRotations = blockObjectRotationRandomizationSettings.RandomizeRotation; Vector3 objectOffsetAlongExtensionPlaneNormal = _block.Settings.ManualConstructionSettings.OffsetAlongGrowDirection * _block.ExtensionPlane.normal; bool allowObjectIntersection = ObjectPlacementSettings.Get().ObjectIntersectionSettings.AllowIntersectionForBlockPlacement; bool randomizePrefabs = _block.Settings.ManualConstructionSettings.RandomizePrefabs; PrefabCategory activePrefabCategory = PrefabCategoryDatabase.Get().ActivePrefabCategory; ObjectPlacementBlockProjectionSettings projectionSettings = _block.Settings.BlockProjectionSettings; bool canProject = projectionSettings.ProjectOnSurface && (projectionSettings.CanProjectOnMesh || projectionSettings.CanProjectOnTerrain); var objectPlacementDataInstances = new List <ObjectPlacementData>(_block.NumberOfSegments * 10); for (int segmentIndex = 0; segmentIndex < _block.NumberOfSegments; ++segmentIndex) { ObjectPlacementBoxStackSegment segment = _block.GetSegmentByIndex(segmentIndex); for (int stackIndex = 0; stackIndex < segment.NumberOfStacks; ++stackIndex) { ObjectPlacementBoxStack stack = segment.GetStackByIndex(stackIndex); if (stack.IsOverlappedByAnotherStack || stack.NumberOfBoxes == 0) { continue; } Vector3 projectionOffset = Vector3.zero; Vector3 projectionDirection = Vector3.zero; Quaternion prjAlignRotation = Quaternion.identity; GameObjectRayHit projectionSurfaceHit = null; if (canProject) { Vector3 rayOrigin = stack.GetBoxByIndex(0).Center; Vector3 rayDir = Vector3.zero; if (projectionSettings.ProjectionDirection == ObjectBlockProjectionDir.BlockUp) { rayDir = _block.ExtensionPlane.normal; } else { rayDir = -_block.ExtensionPlane.normal; } projectionDirection = rayDir; Ray ray = new Ray(rayOrigin, rayDir); GameObjectRayHit closestMeshHit = null; GameObjectRayHit closestTerrainHit = null; if (projectionSettings.CanProjectOnMesh) { closestMeshHit = Octave3DScene.Get().RaycastAllMeshClosest(ray); } if (projectionSettings.CanProjectOnTerrain) { closestTerrainHit = Octave3DScene.Get().RaycastAllTerainsClosest(ray); } // Ignore stack if no surface was found and non-projectables must be rejected if (closestMeshHit == null && closestTerrainHit == null) { if (projectionSettings.RejectNonProjectables) { continue; } } else { projectionSurfaceHit = closestMeshHit; if (closestMeshHit == null || (closestTerrainHit != null && closestMeshHit.HitEnter > closestTerrainHit.HitEnter)) { projectionSurfaceHit = closestTerrainHit; } } if (projectionSurfaceHit != null) { ObjectPlacementBox projectionBox = stack.GetBoxByIndex(0); projectionOffset = projectionSurfaceHit.HitPoint - stack.GetBoxByIndex(0).Center; if (projectionOffset.sqrMagnitude > (projectionSurfaceHit.HitPoint - stack.GetBoxByIndex(stack.NumberOfBoxes - 1).Center).sqrMagnitude) { projectionBox = stack.GetBoxByIndex(stack.NumberOfBoxes - 1); projectionOffset = projectionSurfaceHit.HitPoint - projectionBox.Center; } if (!projectionSettings.AlignToSurfaceNormal) { var oobb = projectionBox.OrientedBox; Vector3 oldCenter = oobb.Center; GameObjectExtensions.EmbedObjectBoxInSurface(oobb, projectionDirection, projectionSurfaceHit.HitObject); projectionOffset = oobb.Center - oldCenter; } } } for (int stackBoxIndex = 0; stackBoxIndex < stack.NumberOfBoxes; ++stackBoxIndex) { ObjectPlacementBox box = stack.GetBoxByIndex(stackBoxIndex); if (box.IsHidden) { continue; } if (ObjectPlacementMissChance.Missed(objectMissChance, ObjectPlacementBlockManualConstructionSettings.MinObjectMissChance, ObjectPlacementBlockManualConstructionSettings.MaxObjectMissChance)) { continue; } if (!allowObjectIntersection && ObjectQueries.IntersectsAnyObjectsInScene(box.OrientedBox, true)) { continue; } Quaternion worldRotation = placementGuideWorldRotation; if (randomizeRotations) { worldRotation = ObjectRotationRandomization.GenerateRandomRotationQuaternion(blockObjectRotationRandomizationSettings); } Vector3 worldScale = placementGuideWorldScale; Prefab prefab = placementGuidePrefab; if (randomizePrefabs && activePrefabCategory.NumberOfPrefabs != 0) { int randomPrefabIndex = UnityEngine.Random.Range(0, activePrefabCategory.NumberOfPrefabs); Prefab randomPrefab = activePrefabCategory.GetPrefabByIndex(randomPrefabIndex); if (randomPrefab != null && randomPrefab.UnityPrefab != null) { prefab = activePrefabCategory.GetPrefabByIndex(randomPrefabIndex); worldScale = prefab.UnityPrefab.transform.lossyScale; } } Vector3 boxCenter = box.Center + objectOffsetAlongExtensionPlaneNormal + projectionOffset; if (projectionSurfaceHit != null) { if (projectionSettings.AlignToSurfaceNormal) { worldRotation = AxisAlignment.CalculateRotationQuaternionForAxisAlignment(worldRotation, projectionSettings.AlignmentAxis, projectionSurfaceHit.HitNormal); OrientedBox prefabWorldOOBB = prefab.UnityPrefab.GetHierarchyWorldOrientedBox(); Vector3 oobbSize = prefabWorldOOBB.ScaledSize; int axisIndex = (int)((int)(projectionSettings.AlignmentAxis) * 0.5f); boxCenter = projectionSurfaceHit.HitPoint + projectionSurfaceHit.HitNormal * oobbSize[axisIndex] * 0.5f + (oobbSize[axisIndex] * stackBoxIndex * projectionSurfaceHit.HitNormal); } } var objectPlacementData = new ObjectPlacementData(); objectPlacementData.WorldPosition = ObjectPositionCalculator.CalculateObjectHierarchyPosition(prefab, boxCenter, worldScale, worldRotation); objectPlacementData.WorldScale = worldScale; objectPlacementData.WorldRotation = worldRotation; objectPlacementData.Prefab = prefab; objectPlacementDataInstances.Add(objectPlacementData); } } } return(objectPlacementDataInstances); }
private List <ObjectPlacementData> GetPlacementDataForAutofillTiles(ObjectPlacementPathTileConnectionGrid tileConnectionGrid) { Prefab autofillPrefab = _path.Settings.TileConnectionSettings.GetSettingsForTileConnectionType(ObjectPlacementPathTileConnectionType.Autofill).Prefab; OrientedBox autoFillPrefabWorldOrientedBox = autofillPrefab.UnityPrefab.GetHierarchyWorldOrientedBox(); Vector3 autofillPrefabBoxSize = autoFillPrefabWorldOrientedBox.ScaledSize; Plane extensionPlane = _path.ExtensionPlane; float objectMissChance = _path.Settings.ManualConstructionSettings.ObjectMissChance; bool usingSprites = _path.Settings.TileConnectionSettings.UsesSprites(); var tileConnectionScaleCalculator = new ObjectPlacementPathTileConnectionScaleCalculator(); var tileConnectionYOffsetVectorCalculator = new ObjectPlacementPathTileConnectionYOffsetVectorCalculator(); Vector3 worldScale = tileConnectionScaleCalculator.CalculateWorldScale(_tileConnectionXZSize, autofillPrefabBoxSize, autofillPrefab.UnityPrefab.transform, _path); Vector3 yOffsetVector = tileConnectionYOffsetVectorCalculator.Calculate(_path.Settings.TileConnectionSettings.GetSettingsForTileConnectionType(ObjectPlacementPathTileConnectionType.Autofill), _path); List <ObjectPlacementPathTileConnectionGridCell> autoFillTileConnectionGridCells = tileConnectionGrid.CreateAndReturnAutofillTileConnectionCells(); if (autoFillTileConnectionGridCells.Count == 0) { return(new List <ObjectPlacementData>()); } // Note: All autofill tiles have the same rotation. Quaternion worldRotation = (new ObjectPlacementPathTileConnectionRotationCalculator()).Calculate(autoFillTileConnectionGridCells[0]); var objectPlacementDataInstances = new List <ObjectPlacementData>(autoFillTileConnectionGridCells.Count); foreach (ObjectPlacementPathTileConnectionGridCell autofillGridCell in autoFillTileConnectionGridCells) { if (ObjectPlacementMissChance.Missed(objectMissChance, ObjectPlacementPathManualConstructionSettings.MinObjectMissChance, ObjectPlacementPathManualConstructionSettings.MaxObjectMissChance)) { continue; } Vector3 cellPosition = tileConnectionGrid.CalculateCellPosition(autofillGridCell.CellIndices); Vector3 cellPositionOnPathExtensionPlane = extensionPlane.ProjectPoint(cellPosition); OrientedBox tileOrientedBox = new OrientedBox(autoFillPrefabWorldOrientedBox); tileOrientedBox.Center = cellPositionOnPathExtensionPlane + extensionPlane.normal * (usingSprites ? 0.0f : autofillPrefabBoxSize.y * 0.5f); tileOrientedBox.Rotation = worldRotation; tileOrientedBox.Scale = worldScale; if (!_allowObjectIntersection && ObjectQueries.IntersectsAnyObjectsInScene(tileOrientedBox, true)) { continue; } var objectPlacementData = new ObjectPlacementData(); objectPlacementData.WorldPosition = ObjectPositionCalculator.CalculateObjectHierarchyPosition(autofillPrefab, tileOrientedBox.Center, worldScale, worldRotation) + yOffsetVector; objectPlacementData.WorldScale = worldScale; objectPlacementData.WorldRotation = worldRotation; objectPlacementData.Prefab = autofillPrefab; objectPlacementDataInstances.Add(objectPlacementData); // Apply extrusion if necessary if (!usingSprites) { List <OrientedBox> extrusionOrientedBoxes = ObjectPlacementPathTileConnectionExtrusion.GetTileConnectionExtrusionOrientedBoxes(autofillGridCell); foreach (OrientedBox extrusionBox in extrusionOrientedBoxes) { if (ObjectPlacementMissChance.Missed(objectMissChance, ObjectPlacementPathManualConstructionSettings.MinObjectMissChance, ObjectPlacementPathManualConstructionSettings.MaxObjectMissChance)) { continue; } if (!_allowObjectIntersection && ObjectQueries.IntersectsAnyObjectsInScene(extrusionBox, true)) { continue; } objectPlacementData = new ObjectPlacementData(); objectPlacementData.WorldPosition = ObjectPositionCalculator.CalculateObjectHierarchyPosition(autofillPrefab, extrusionBox.Center, worldScale, worldRotation); objectPlacementData.WorldScale = worldScale; objectPlacementData.WorldRotation = worldRotation; objectPlacementData.Prefab = autofillPrefab; objectPlacementDataInstances.Add(objectPlacementData); } } } return(objectPlacementDataInstances); }
public List <ObjectPlacementData> Calculate() { if (!ValidatePlacementDataCalculationConditions()) { return(new List <ObjectPlacementData>()); } _allowObjectIntersection = ObjectPlacementSettings.Get().ObjectIntersectionSettings.AllowIntersectionForPathPlacement; List <ObjectPlacementBoxStackSegment> allPathSegments = _path.GetAllSegments(); float objectMissChance = _path.Settings.ManualConstructionSettings.ObjectMissChance; bool usingSprites = _path.Settings.TileConnectionSettings.UsesSprites(); var tileConnectionDetector = new ObjectPlacementPathTileConnectionDetector(); var tileConnectionRotationCalculator = new ObjectPlacementPathTileConnectionRotationCalculator(); List <ObjectPlacementPathTileConnectionGridCell> tileConnectionGridCells = tileConnectionDetector.Detect(_path, _tileConnectionXZSize); if (tileConnectionGridCells.Count == 0) { return(new List <ObjectPlacementData>()); } List <Prefab> tileConnectionPrefabsExceptAutofill = PathObjectPlacement.Get().PathSettings.TileConnectionSettings.GetAllTileConnectionPrefabs(true); List <Vector3> tileConnectionWorldScaleValuesExceptAutofill = CalculateWorldScaleForAllTileConnectionPrefabsExceptAutofill(PrefabQueries.GetTransformsForAllPrefabs(tileConnectionPrefabsExceptAutofill), PrefabQueries.GetHierarchyWorldOrientedBoxesForAllPrefabs(tileConnectionPrefabsExceptAutofill)); List <Vector3> tileConnectionOffsetsExceptAutofill = CalculateOffsetsForAllTileConnectionsExceptAutofill(); var objectPlacementDataInstances = new List <ObjectPlacementData>(allPathSegments.Count * 10); foreach (ObjectPlacementPathTileConnectionGridCell tileConnectionGridCell in tileConnectionGridCells) { ObjectPlacementPathTileConnectionType tileConnectionType = tileConnectionGridCell.TileConnectionType; ObjectPlacementBoxStack tileConnectionStack = tileConnectionGridCell.TileConnectionStack; if (tileConnectionStack.IsOverlappedByAnotherStack) { continue; } Prefab tileConnectionPrefab = tileConnectionPrefabsExceptAutofill[(int)tileConnectionType]; Quaternion tileConnectionRotation = tileConnectionRotationCalculator.Calculate(tileConnectionGridCell); Vector3 tileConnectionWorldScale = tileConnectionWorldScaleValuesExceptAutofill[(int)tileConnectionType]; Vector3 tileConnectionOffset = tileConnectionOffsetsExceptAutofill[(int)tileConnectionType]; for (int stackBoxIndex = 0; stackBoxIndex < tileConnectionStack.NumberOfBoxes; ++stackBoxIndex) { ObjectPlacementBox box = tileConnectionStack.GetBoxByIndex(stackBoxIndex); if (box.IsHidden) { continue; } if (ObjectPlacementMissChance.Missed(objectMissChance, ObjectPlacementPathManualConstructionSettings.MinObjectMissChance, ObjectPlacementPathManualConstructionSettings.MaxObjectMissChance)) { continue; } if (!_allowObjectIntersection && ObjectQueries.IntersectsAnyObjectsInScene(box.OrientedBox, true)) { continue; } var objectPlacementData = new ObjectPlacementData(); objectPlacementData.WorldPosition = ObjectPositionCalculator.CalculateObjectHierarchyPosition(tileConnectionPrefab, box.Center, tileConnectionWorldScale, tileConnectionRotation); objectPlacementData.WorldPosition += tileConnectionOffset; objectPlacementData.WorldScale = tileConnectionWorldScale; objectPlacementData.WorldRotation = tileConnectionRotation; objectPlacementData.Prefab = tileConnectionPrefab; objectPlacementDataInstances.Add(objectPlacementData); } // Apply extrusion if necessary if (!usingSprites) { List <OrientedBox> extrusionOrientedBoxes = ObjectPlacementPathTileConnectionExtrusion.GetTileConnectionExtrusionOrientedBoxes(tileConnectionGridCell); foreach (OrientedBox extrusionBox in extrusionOrientedBoxes) { if (ObjectPlacementMissChance.Missed(objectMissChance, ObjectPlacementPathManualConstructionSettings.MinObjectMissChance, ObjectPlacementPathManualConstructionSettings.MaxObjectMissChance)) { continue; } if (!_allowObjectIntersection && ObjectQueries.IntersectsAnyObjectsInScene(extrusionBox, true)) { continue; } var objectPlacementData = new ObjectPlacementData(); objectPlacementData.WorldPosition = ObjectPositionCalculator.CalculateObjectHierarchyPosition(tileConnectionPrefab, extrusionBox.Center, tileConnectionWorldScale, tileConnectionRotation); objectPlacementData.WorldScale = tileConnectionWorldScale; objectPlacementData.WorldRotation = tileConnectionRotation; objectPlacementData.Prefab = tileConnectionPrefab; objectPlacementDataInstances.Add(objectPlacementData); } } } ObjectPlacementPathTileConnectionSettings tileConnectionSettings = _path.Settings.TileConnectionSettings; if (tileConnectionSettings.DoesAutofillTileConnectionHavePrefabAssociated()) { objectPlacementDataInstances.AddRange(GetPlacementDataForAutofillTiles(tileConnectionGridCells[0].ParentGrid)); } return(objectPlacementDataInstances); }
public List <ObjectPlacementData> Calculate() { if (_block == null || _block.NumberOfSegments == 0 || !ObjectPlacementGuide.ExistsInScene) { return(new List <ObjectPlacementData>()); } Prefab placementGuidePrefab = ObjectPlacementGuide.Instance.SourcePrefab; Vector3 placementGuideWorldScale = ObjectPlacementGuide.Instance.WorldScale; Quaternion placementGuideWorldRotation = ObjectPlacementGuide.Instance.WorldRotation; float objectMissChance = _block.Settings.ManualConstructionSettings.ObjectMissChance; ObjectRotationRandomizationSettings blockObjectRotationRandomizationSettings = _block.Settings.ManualConstructionSettings.ObjectRotationRandomizationSettings; bool randomizeRotations = blockObjectRotationRandomizationSettings.RandomizeRotation; Vector3 objectOffsetAlongExtensionPlaneNormal = _block.Settings.ManualConstructionSettings.OffsetAlongGrowDirection * _block.ExtensionPlane.normal; bool allowObjectIntersection = ObjectPlacementSettings.Get().ObjectIntersectionSettings.AllowIntersectionForBlockPlacement; bool randomizePrefabs = _block.Settings.ManualConstructionSettings.RandomizePrefabs; PrefabCategory activePrefabCategory = PrefabCategoryDatabase.Get().ActivePrefabCategory; var objectPlacementDataInstances = new List <ObjectPlacementData>(_block.NumberOfSegments * 10); for (int segmentIndex = 0; segmentIndex < _block.NumberOfSegments; ++segmentIndex) { ObjectPlacementBoxStackSegment segment = _block.GetSegmentByIndex(segmentIndex); for (int stackIndex = 0; stackIndex < segment.NumberOfStacks; ++stackIndex) { ObjectPlacementBoxStack stack = segment.GetStackByIndex(stackIndex); if (stack.IsOverlappedByAnotherStack) { continue; } for (int stackBoxIndex = 0; stackBoxIndex < stack.NumberOfBoxes; ++stackBoxIndex) { ObjectPlacementBox box = stack.GetBoxByIndex(stackBoxIndex); if (box.IsHidden) { continue; } if (ObjectPlacementMissChance.Missed(objectMissChance, ObjectPlacementBlockManualConstructionSettings.MinObjectMissChance, ObjectPlacementBlockManualConstructionSettings.MaxObjectMissChance)) { continue; } if (!allowObjectIntersection && ObjectQueries.IntersectsAnyObjectsInScene(box.OrientedBox, true)) { continue; } Quaternion worldRotation = placementGuideWorldRotation; if (randomizeRotations) { worldRotation = ObjectRotationRandomization.GenerateRandomRotationQuaternion(blockObjectRotationRandomizationSettings); } Vector3 worldScale = placementGuideWorldScale; Prefab prefab = placementGuidePrefab; if (randomizePrefabs && activePrefabCategory.NumberOfPrefabs != 0) { int randomPrefabIndex = UnityEngine.Random.Range(0, activePrefabCategory.NumberOfPrefabs); Prefab randomPrefab = activePrefabCategory.GetPrefabByIndex(randomPrefabIndex); if (randomPrefab != null && randomPrefab.UnityPrefab != null) { prefab = activePrefabCategory.GetPrefabByIndex(randomPrefabIndex); worldScale = prefab.UnityPrefab.transform.lossyScale; } } var objectPlacementData = new ObjectPlacementData(); objectPlacementData.WorldPosition = ObjectPositionCalculator.CalculateObjectHierarchyPosition(prefab, box.Center + objectOffsetAlongExtensionPlaneNormal, worldScale, placementGuideWorldRotation); objectPlacementData.WorldScale = worldScale; objectPlacementData.WorldRotation = worldRotation; objectPlacementData.Prefab = prefab; objectPlacementDataInstances.Add(objectPlacementData); } } } return(objectPlacementDataInstances); }