private void CalcuateLayer(Map map, Area exportArea, float areaDiameter) { Dictionary <int, UnitInfo> unitInfos = new Dictionary <int, UnitInfo>(); CalcuateAllPrefab(exportArea.gameObject, unitInfos); List <GameObject> unitObjs = new List <GameObject>(); foreach (var unitInfo in unitInfos) { unitObjs.Add(unitInfo.Value.Unit); } if (unitObjs != null && unitObjs.Count > 0) { float totalDiameter = 0f; unitObjs.Sort((unit1, unit2) => { UnitInfo info1 = unitInfos[unit1.GetInstanceID()]; UnitInfo info2 = unitInfos[unit2.GetInstanceID()]; Bounds unit1AABB = info1.AABB; float unit1Diameter = Mathf.Max(unit1AABB.size.x, unit1AABB.size.y, unit1AABB.size.z); Bounds unit2AABB = info2.AABB; float unit2Diameter = Mathf.Max(unit2AABB.size.x, unit2AABB.size.y, unit2AABB.size.z); return(unit1Diameter.CompareTo(unit2Diameter)); }); for (int iUnit = 0; iUnit < unitObjs.Count; iUnit++) { GameObject unit = unitObjs[iUnit]; UnitInfo unitInfo = unitInfos[unit.GetInstanceID()]; Bounds unitAABB = unitInfo.AABB; EditorUtility.DisplayProgressBar("analyze", unit.name, iUnit / unitObjs.Count); float unitDiameter = Mathf.Max(unitAABB.size.x, unitAABB.size.y, unitAABB.size.z); totalDiameter += unitDiameter; } m_EditorSplitAreaLayerSettings.Clear(); float avergeDiameter = totalDiameter / unitObjs.Count; EditorSplitAreaLayerSetting layerInfo = new EditorSplitAreaLayerSetting(); layerInfo.m_MaxAABBSize = areaDiameter; layerInfo.m_MinAABBSize = avergeDiameter; layerInfo.m_LayerName = AreaLayer.BigLayer.ToString(); layerInfo.m_Priority = (int)AreaLayer.BigLayer; layerInfo.m_GridSize = Mathf.Max(Mathf.CeilToInt(areaDiameter), 1); float avergeHalfDiameter = avergeDiameter / 3; float halfDiameter = avergeDiameter - 2 * avergeHalfDiameter; EditorSplitAreaLayerSetting layerInfoMedium = new EditorSplitAreaLayerSetting(); layerInfoMedium.m_MaxAABBSize = avergeDiameter; layerInfoMedium.m_MinAABBSize = halfDiameter; layerInfoMedium.m_LayerName = AreaLayer.MediumLayer.ToString(); layerInfoMedium.m_Priority = (int)AreaLayer.MediumLayer; layerInfoMedium.m_GridSize = Mathf.Max(Mathf.CeilToInt(avergeDiameter), 1); EditorSplitAreaLayerSetting layerInfoSmall = new EditorSplitAreaLayerSetting(); layerInfoSmall.m_MaxAABBSize = halfDiameter; layerInfoSmall.m_MinAABBSize = 0; layerInfoSmall.m_LayerName = AreaLayer.SmallLayer.ToString(); layerInfoSmall.m_Priority = (int)AreaLayer.SmallLayer; layerInfoSmall.m_GridSize = Mathf.Max(Mathf.CeilToInt(halfDiameter), 1); float layer1MaxDiameter = -1f; //层1中的unit最大直径 float layer2MaxDiameter = -1f; //层2中的unit最大直径 float layer3MaxDiameter = -1f; //层3中的unit最大直径 //TODO:计算27宫格偏移 for (int iUnit = 0; iUnit < unitObjs.Count; iUnit++) { GameObject unit = unitObjs[iUnit]; Bounds unitAABB = unitInfos[unit.GetInstanceID()].AABB; EditorUtility.DisplayProgressBar("analyze", unit.name, iUnit / unitObjs.Count); float unitDiameter = Mathf.Max(unitAABB.size.x, unitAABB.size.y, unitAABB.size.z); if (unitDiameter > avergeDiameter && unitDiameter <= areaDiameter)//big layer { if (layer1MaxDiameter < unitDiameter) { layer1MaxDiameter = unitDiameter; } } else if (unitDiameter > halfDiameter && unitDiameter <= avergeDiameter)//medium layer { if (layer2MaxDiameter < unitDiameter) { layer2MaxDiameter = unitDiameter; } } else if (unitDiameter > 0 && unitDiameter <= halfDiameter)//small layer { if (layer3MaxDiameter < unitDiameter) { layer3MaxDiameter = unitDiameter; } } } float halfTanCameraFov = RendererUtility.CaculateHalfTanCameraFov(map.ExpectedFov); float toCameraDistance = RendererUtility.CacluateToCameraDistance(layer1MaxDiameter, m_EditorSplitAreaSetting.m_Rate, halfTanCameraFov); toCameraDistance = Mathf.Min(toCameraDistance, exportArea.GetDiameter()); layerInfo.m_Offest = Mathf.Clamp(Mathf.CeilToInt(toCameraDistance / layerInfo.m_GridSize), (int)GridOffest.Min, (int)GridOffest.Max); toCameraDistance = RendererUtility.CacluateToCameraDistance(layer2MaxDiameter, m_EditorSplitAreaSetting.m_Rate, halfTanCameraFov); layerInfoMedium.m_Offest = Mathf.Clamp(Mathf.CeilToInt(toCameraDistance / layerInfoMedium.m_GridSize), (int)GridOffest.Min, (int)GridOffest.Max); toCameraDistance = RendererUtility.CacluateToCameraDistance(layer3MaxDiameter, m_EditorSplitAreaSetting.m_Rate, halfTanCameraFov); layerInfoSmall.m_Offest = Mathf.Clamp(Mathf.CeilToInt(toCameraDistance / layerInfoSmall.m_GridSize), (int)GridOffest.Min, (int)GridOffest.Max); m_EditorSplitAreaLayerSettings.Add(layerInfo); m_EditorSplitAreaLayerSettings.Add(layerInfoMedium); m_EditorSplitAreaLayerSettings.Add(layerInfoSmall); } }