372 lines
17 KiB
C#
372 lines
17 KiB
C#
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using System;
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using System.Collections.Generic;
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using AwesomeTechnologies.Billboards;
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using AwesomeTechnologies.BillboardSystem;
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using AwesomeTechnologies.Utility.Quadtree;
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using Unity.Jobs;
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using Unity.Jobs.LowLevel.Unsafe;
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using UnityEngine;
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using UnityEngine.Profiling;
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using UnityEngine.Rendering;
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namespace AwesomeTechnologies.VegetationSystem
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{
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public partial class VegetationSystemPro
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{
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[NonSerialized]
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private readonly List<VegetationCell> _billboardTempVegetationCellList = new List<VegetationCell>();
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[NonSerialized] private readonly List<BillboardCell> _loadBillboardCellList = new List<BillboardCell>();
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private void DisposeBillboardCells()
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{
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_prepareVegetationHandle.Complete();
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for (var i = 0; i <= BillboardCellList.Count - 1; i++) BillboardCellList[i].Dispose();
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BillboardCellList.Clear();
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}
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public void UpdateBillboardCulling()
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{
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for (var i = 0; i <= VegetationStudioCameraList.Count - 1; i++)
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VegetationStudioCameraList[i].UpdateBillboardCullingGroup();
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}
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public void RefreshBillboards()
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{
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}
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private void LoadBillboardCells()
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{
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_loadBillboardCellList.Clear();
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Profiler.BeginSample("Load billboard cells");
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_billboardTempVegetationCellList.Clear();
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VegetationCellSpawner.CellJobHandleList.Clear();
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Profiler.BeginSample("Find billboard cells with quadtree");
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for (var i = 0; i <= VegetationStudioCameraList.Count - 1; i++)
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{
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if (!VegetationStudioCameraList[i].Enabled) continue;
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for (var j = 0;
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j <= VegetationStudioCameraList[i].BillboardJobCullingGroup.VisibleCellIndexList.Length - 1;
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j++)
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{
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var index = VegetationStudioCameraList[i].BillboardJobCullingGroup.VisibleCellIndexList[j];
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var billboardCell = BillboardCellList[index];
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if (billboardCell.Loaded) continue;
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billboardCell.OverlapVegetationCells.Clear();
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VegetationCellQuadTree.Query(billboardCell.Rectangle, billboardCell.OverlapVegetationCells);
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_billboardTempVegetationCellList.AddRange(billboardCell.OverlapVegetationCells);
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if (!_loadBillboardCellList.Contains(billboardCell)) _loadBillboardCellList.Add(billboardCell);
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}
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}
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Profiler.EndSample();
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Profiler.BeginSample("Load needed cells");
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for (var i = 0; i <= _billboardTempVegetationCellList.Count - 1; i++)
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{
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var vegetationCell = _billboardTempVegetationCellList[i];
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if (vegetationCell.LoadedDistanceBand <= 1) continue;
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if (vegetationCell.LoadedBillboards) continue;
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if (!Application.isPlaying && !vegetationCell.Prepared)
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VegetationCellSpawner.PrepareVegetationCell(vegetationCell);
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// ReSharper disable once InlineOutVariableDeclaration
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bool hasInstancedIndirect;
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var spawnVegetationCellHandle = VegetationCellSpawner.SpawnVegetationCell(vegetationCell, 1, out hasInstancedIndirect, true);
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CompactMemoryCellList.Add(vegetationCell);
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LoadedVegetationCellList.Add(vegetationCell);
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#if UNITY_EDITOR
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if (JobsUtility.JobDebuggerEnabled)
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{
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spawnVegetationCellHandle.Complete();
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ReturnVegetationCellTemporaryMemory();
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}
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#endif
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VegetationCellSpawner.CellJobHandleList.Add(spawnVegetationCellHandle);
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if (hasInstancedIndirect) ProcessInstancedIndirectCellList.Add(vegetationCell);
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}
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var loadAllCellsHandle = JobHandle.CombineDependencies(VegetationCellSpawner.CellJobHandleList);
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VegetationCellSpawner.CellJobHandleList.Clear();
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Profiler.EndSample();
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Profiler.BeginSample("Merge cells and create mesh data");
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for (var i = 0; i <= _loadBillboardCellList.Count - 1; i++)
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{
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var billboardCell = _loadBillboardCellList[i];
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if (billboardCell.Loaded) continue;
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for (var j = 0; j <= billboardCell.VegetationPackageBillboardInstancesList.Count - 1; j++)
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for (var k = 0;
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k <= billboardCell.VegetationPackageBillboardInstancesList[j].BillboardInstanceList.Count - 1;
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k++)
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{
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var vegetationItemInfoPro = VegetationPackageProList[j].VegetationInfoList[k];
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if (vegetationItemInfoPro.VegetationType != VegetationType.Tree) continue;
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var billboardInstance = billboardCell.VegetationPackageBillboardInstancesList[j]
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.BillboardInstanceList[k];
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if (billboardInstance.Loaded) continue;
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var billboardPrepareMeshDataJobHandle = loadAllCellsHandle;
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for (var l = 0; l <= billboardCell.OverlapVegetationCells.Count - 1; l++)
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{
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var vegetationCell = billboardCell.OverlapVegetationCells[l];
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var cellInstanceList =
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vegetationCell.VegetationPackageInstancesList[j].VegetationItemMatrixList[k];
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var mergeCellInstancesJob = new MergeCellInstancesJob
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{
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OutputNativeList = billboardInstance.InstanceList, InputNativeList = cellInstanceList
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};
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billboardPrepareMeshDataJobHandle =
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mergeCellInstancesJob.Schedule(billboardPrepareMeshDataJobHandle);
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}
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var vegetationItemSize = Mathf.Max(vegetationItemInfoPro.Bounds.extents.x,
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vegetationItemInfoPro.Bounds.extents.y,
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vegetationItemInfoPro.Bounds.extents.z) * 2f;
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var createBillboardMeshJob = new BillboardGenerator.CreateBillboardMeshJob
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{
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InstanceList = billboardInstance.InstanceList,
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VerticeList = billboardInstance.VerticeList,
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NormalList = billboardInstance.NormalList,
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UvList = billboardInstance.UvList,
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Uv2List = billboardInstance.Uv2List,
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Uv3List = billboardInstance.Uv3List,
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IndexList = billboardInstance.IndexList,
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BoundsYExtent = vegetationItemInfoPro.Bounds.extents.y,
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VegetationItemSize = vegetationItemSize
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};
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billboardPrepareMeshDataJobHandle =
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createBillboardMeshJob.Schedule(billboardPrepareMeshDataJobHandle);
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VegetationCellSpawner.CellJobHandleList.Add(billboardPrepareMeshDataJobHandle);
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}
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}
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var combinedMergeJobHandle = JobHandle.CombineDependencies(VegetationCellSpawner.CellJobHandleList);
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VegetationCellSpawner.CellJobHandleList.Clear();
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loadAllCellsHandle.Complete();
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combinedMergeJobHandle.Complete();
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Profiler.EndSample();
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Profiler.BeginSample("Create Mesh Objects");
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for (var i = 0; i <= _loadBillboardCellList.Count - 1; i++)
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{
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var billboardCell = _loadBillboardCellList[i];
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if (billboardCell.Loaded) continue;
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for (var j = 0; j <= billboardCell.VegetationPackageBillboardInstancesList.Count - 1; j++)
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for (var k = 0;
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k <= billboardCell.VegetationPackageBillboardInstancesList[j].BillboardInstanceList.Count - 1;
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k++)
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{
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var billboardInstance = billboardCell.VegetationPackageBillboardInstancesList[j]
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.BillboardInstanceList[k];
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if (billboardInstance.Loaded) continue;
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billboardInstance.InstanceCount = billboardInstance.InstanceList.Length;
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if (billboardInstance.InstanceCount > 0)
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billboardInstance.Mesh = BillboardGenerator.CreateMeshFromBillboardInstance(billboardInstance);
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billboardInstance.Loaded = true;
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}
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billboardCell.Loaded = true;
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}
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_loadBillboardCellList.Clear();
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Profiler.EndSample();
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Profiler.EndSample();
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}
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private void ClearBillboardCellsCache()
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{
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for (var i = 0; i <= BillboardCellList.Count - 1; i++)
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{
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var billboardCell = BillboardCellList[i];
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billboardCell.ClearCache();
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}
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}
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private void ClearBillboardCellsCache(int vegetationPackageIndex, int vegetationItemIndex)
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{
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for (var i = 0; i <= BillboardCellList.Count - 1; i++)
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{
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var billboardCell = BillboardCellList[i];
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billboardCell.ClearCache(vegetationPackageIndex, vegetationItemIndex);
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}
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}
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private void ClearBillboardCellsCache(Bounds bounds)
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{
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_prepareVegetationHandle.Complete();
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if (BillboardCellQuadTree == null) return;
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var clearRect = RectExtension.CreateRectFromBounds(bounds);
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var overlapBillboardCellList = new List<BillboardCell>();
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BillboardCellQuadTree.Query(clearRect, overlapBillboardCellList);
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for (var i = 0; i <= overlapBillboardCellList.Count - 1; i++)
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{
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var billboardCell = overlapBillboardCellList[i];
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billboardCell.ClearCache();
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}
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}
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private void ClearBillboardCellsCache(Bounds bounds,int vegetationPackageIndex, int vegetationItemIndex)
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{
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var clearRect = RectExtension.CreateRectFromBounds(bounds);
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_prepareVegetationHandle.Complete();
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var overlapBillboardCellList = new List<BillboardCell>();
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BillboardCellQuadTree.Query(clearRect, overlapBillboardCellList);
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for (var i = 0; i <= overlapBillboardCellList.Count - 1; i++)
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{
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var billboardCell = overlapBillboardCellList[i];
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billboardCell.ClearCache(vegetationPackageIndex, vegetationItemIndex);
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}
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}
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private void SetupBillboardShaderIDs()
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{
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_cameraPositionID = Shader.PropertyToID("_CameraPosition");
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_cullDistanceID = Shader.PropertyToID("_CullDistance");
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_farCullDistanceID = Shader.PropertyToID("_FarCullDistance");
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}
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public void RenderBillboardCells()
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{
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Profiler.BeginSample("Draw billboards");
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var farCullDistance = Mathf.RoundToInt(VegetationSettings.GetBillboardDistance());
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var isPlaying = Application.isPlaying;
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var shadowCastingMode = VegetationSettings.GetBillboardShadowCastingMode();
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var layer = VegetationSettings.GetBillboardLayer();
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var positionMatrix = Matrix4x4.TRS(FloatingOriginOffset, Quaternion.identity, Vector3.one);
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for (var i = 0; i <= VegetationStudioCameraList.Count - 1; i++)
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{
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if (!VegetationStudioCameraList[i].Enabled) continue;
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var targetCamera = VegetationStudioCameraList[i].RenderDirectToCamera
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? VegetationStudioCameraList[i].SelectedCamera
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: null;
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if (!isPlaying) targetCamera = null;
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for (var j = 0;
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j <= VegetationStudioCameraList[i].BillboardJobCullingGroup.VisibleCellIndexList.Length - 1;
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j++)
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{
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var index = VegetationStudioCameraList[i].BillboardJobCullingGroup.VisibleCellIndexList[j];
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var billboardCell = BillboardCellList[index];
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for (var k = 0; k <= billboardCell.VegetationPackageBillboardInstancesList.Count - 1; k++)
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for (var l = 0;
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l <= billboardCell.VegetationPackageBillboardInstancesList[k].BillboardInstanceList.Count - 1;
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l++)
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{
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var billboardInstance = billboardCell.VegetationPackageBillboardInstancesList[k]
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.BillboardInstanceList[l];
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if (billboardInstance.Loaded && billboardInstance.InstanceCount > 0)
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{
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if (VegetationStudioCameraList[i].SelectedCamera == null) continue;
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var vegetationItemModelInfo = VegetationPackageProModelsList[k].VegetationItemModelList[l];
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var vegetationItemInfoPro = VegetationPackageProList[k].VegetationInfoList[l];
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if (!vegetationItemInfoPro.UseBillboards) continue;
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var camPos = VegetationStudioCameraList[i].SelectedCamera.transform.position;
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var renderDistanceFactor = vegetationItemInfoPro.RenderDistanceFactor;
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if (VegetationSettings.DisableRenderDistanceFactor) renderDistanceFactor = 1;
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var cullDistance =
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Mathf.RoundToInt(VegetationSettings.GetTreeDistance() * renderDistanceFactor);
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if (vegetationItemModelInfo.BillboardLODFadeCrossfade)
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cullDistance -= 10;
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//vegetationItemModelInfo.BillboardMaterial.SetVector(_cameraPositionID, camPos);
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MaterialPropertyBlock materialPropertyBlock =
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vegetationItemModelInfo.CameraBillboardMaterialPropertyBlockList[i];
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materialPropertyBlock.SetVector(_cameraPositionID, camPos);
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materialPropertyBlock.SetInt(_cullDistanceID,
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VegetationStudioCameraList[i].RenderBillboardsOnly ? 0 : cullDistance);
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materialPropertyBlock.SetInt(_farCullDistanceID, farCullDistance);
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materialPropertyBlock.SetFloat(_nearFadeDistanceID, VegetationRenderSettings.CrossFadeDistance);
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Graphics.DrawMesh(billboardInstance.Mesh, positionMatrix,
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vegetationItemModelInfo.BillboardMaterial, layer, targetCamera, 0, materialPropertyBlock,
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shadowCastingMode, true);
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}
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}
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}
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}
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Profiler.EndSample();
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}
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private void PrepareAllBillboardCells()
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{
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for (var i = 0; i <= VegetationStudioCameraList.Count - 1; i++)
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for (var j = 0; j <= BillboardCellList.Count - 1; j++)
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{
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var billboardCell = BillboardCellList[j];
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if (!billboardCell.Prepared) billboardCell.PrepareBillboardCell(VegetationPackageProList);
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}
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}
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private void CreateBillboardCells()
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{
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DisposeBillboardCells();
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var expandedBounds = new Bounds(VegetationSystemBounds.center, VegetationSystemBounds.size);
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var currentBillboardCellSize = BillboardCellSize;
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if (!Application.isPlaying) currentBillboardCellSize = 400;
|
|||
|
|
expandedBounds.Expand(new Vector3(currentBillboardCellSize * 2f, 0, currentBillboardCellSize * 2f));
|
|||
|
|
|
|||
|
|
BillboardCellQuadTree = new QuadTree<BillboardCell>(RectExtension.CreateRectFromBounds(expandedBounds));
|
|||
|
|
var cellXCount = Mathf.CeilToInt(VegetationSystemBounds.size.x / currentBillboardCellSize);
|
|||
|
|
var cellZCount = Mathf.CeilToInt(VegetationSystemBounds.size.z / currentBillboardCellSize);
|
|||
|
|
|
|||
|
|
var corner = new Vector2(VegetationSystemBounds.center.x - VegetationSystemBounds.size.x / 2f,
|
|||
|
|
VegetationSystemBounds.center.z - VegetationSystemBounds.size.z / 2f);
|
|||
|
|
|
|||
|
|
for (var x = 0; x <= cellXCount - 1; x++)
|
|||
|
|
for (var z = 0; z <= cellZCount - 1; z++)
|
|||
|
|
{
|
|||
|
|
var billboardCell = new BillboardCell(
|
|||
|
|
new Rect(
|
|||
|
|
new Vector2(currentBillboardCellSize * x + corner.x, currentBillboardCellSize * z + corner.y),
|
|||
|
|
new Vector2(currentBillboardCellSize, currentBillboardCellSize)),
|
|||
|
|
VegetationSystemBounds.center.y, VegetationSystemBounds.size.y);
|
|||
|
|
BillboardCellList.Add(billboardCell);
|
|||
|
|
billboardCell.Index = BillboardCellList.Count - 1;
|
|||
|
|
BillboardCellQuadTree.Insert(billboardCell);
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
PrepareAllBillboardCells();
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
|