forked from BilalY/Rasagar
452 lines
18 KiB
C#
452 lines
18 KiB
C#
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using System;
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using System.Collections;
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using System.Collections.Generic;
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using System.IO;
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using System.Linq;
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using System.Runtime.Serialization.Formatters.Binary;
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using NUnit.Framework;
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using UnityEngine;
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using UnityEngine.TerrainTools;
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using UnityEngine.TestTools;
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namespace UnityEditor.TerrainTools
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{
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[TestFixture]
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internal class BrushPlaybackTests
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{
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public class DefaultBrushUIGroupMock : DefaultBrushUIGroup
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{
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public DefaultBrushUIGroupMock(string name,
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Func<TerrainToolsAnalytics.IBrushParameter[]> analyticsCall = null, Feature feature = Feature.All) :
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base(name, analyticsCall, feature)
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{
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}
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public override bool allowPaint => true;
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public void SetTerrain(Terrain terrain)
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{
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terrainUnderCursor = terrain;
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}
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public void SetRaycastHit(RaycastHit raycastHit)
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{
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raycastHitUnderCursor = raycastHit;
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}
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}
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public class OnPaintContextMock : IOnPaint
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{
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public void RepaintAllInspectors(){}
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public void Repaint(RepaintFlags flags = RepaintFlags.UI){}
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public Texture brushTexture { get; }
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public Vector2 uv { get; }
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public float brushStrength { get; }
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public float brushSize { get; }
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public bool hitValidTerrain { get; }
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public RaycastHit raycastHit { get; }
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public OnPaintContextMock(Texture brushTexture, Vector2 uv, float brushStrength, float brushSize,
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bool hitValidTerrain, RaycastHit raycastHit)
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{
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this.brushTexture = brushTexture;
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this.uv = uv;
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this.brushStrength = brushStrength;
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this.brushSize = brushSize;
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this.hitValidTerrain = hitValidTerrain;
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this.raycastHit = raycastHit;
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}
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}
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private Terrain terrainObj;
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private Bounds terrainBounds;
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private int m_PrevRTHandlesCount;
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private ulong m_PrevTextureMemory;
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private DefaultBrushUIGroupMock defaultBrushUiGroupMock;
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[SetUp]
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public void Setup()
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{
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m_PrevTextureMemory = Texture.totalTextureMemory;
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m_PrevRTHandlesCount = RTUtils.GetHandleCount();
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defaultBrushUiGroupMock = new DefaultBrushUIGroupMock("PaintHeight");
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}
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[TearDown]
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public void Cleanup()
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{
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// delete test resources
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defaultBrushUiGroupMock?.brushMaskFilterStack?.Clear(true);
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DetailScatterToolOvl.instance?.detailDataList?.Clear();
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PaintContext.ApplyDelayedActions();
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if (terrainObj != null)
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{
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UnityEngine.Object.DestroyImmediate(terrainObj.terrainData);
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UnityEngine.Object.DestroyImmediate(terrainObj.gameObject);
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}
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// check Texture memory and RTHandle count
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// var currentTextureMemory = Texture.totalTextureMemory;
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// Assert.True(m_PrevTextureMemory == currentTextureMemory, $"Texture memory leak. Was {m_PrevTextureMemory} but is now {currentTextureMemory}. Diff = {currentTextureMemory - m_PrevTextureMemory}");
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var currentRTHandlesCount = RTUtils.GetHandleCount();
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Assert.True(m_PrevRTHandlesCount == RTUtils.GetHandleCount(), $"RTHandle leak. Was {m_PrevRTHandlesCount} but is now {currentRTHandlesCount}. Diff = {currentRTHandlesCount - m_PrevRTHandlesCount}");
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}
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private Queue<BaseBrushUIGroup.OnPaintOccurrence> LoadDataFile(string recordingFileName, bool expectNull = false) {
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// Discover path to data file
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string[] assets = AssetDatabase.FindAssets(recordingFileName);
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if (assets.Length == 0) {
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Debug.LogError("No asset with name " + recordingFileName + " found");
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}
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string assetPath = AssetDatabase.GUIDToAssetPath(assets[0]);
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// Load data file as a List<paintHistory>
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FileStream file = File.OpenRead(assetPath);
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BinaryFormatter bf = new BinaryFormatter();
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Queue<BaseBrushUIGroup.OnPaintOccurrence> paintHistory = new Queue<BaseBrushUIGroup.OnPaintOccurrence>(bf.Deserialize(file) as List<BaseBrushUIGroup.OnPaintOccurrence>);
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file.Close();
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if (paintHistory.Count == 0 && !expectNull)
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{
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throw new InconclusiveException("The loaded file contains no recordings");
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}
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return paintHistory;
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}
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private void SetupTerrain()
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{
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TerrainData td = new TerrainData();
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td.size = new Vector3(1000, 600, 1000);
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td.heightmapResolution = 513;
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td.baseMapResolution = 1024;
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td.SetDetailResolution(1024, 32);
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// Generate terrain
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GameObject terrainGo = Terrain.CreateTerrainGameObject(td);
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terrainObj = terrainGo.GetComponent<Terrain>();
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terrainBounds = td.bounds;
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}
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private Texture2D GetBrushTexture()
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{
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var textureDimensions = 32;
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var brushTexture = new Texture2D(textureDimensions, textureDimensions);
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var colors = new Color32[textureDimensions*textureDimensions];
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for (int i = 0; i < textureDimensions*textureDimensions; i++)
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{
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colors[i] = Color.white;
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}
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brushTexture.SetPixels32(colors);
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brushTexture.Apply();
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return brushTexture;
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}
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private void RunPainting<T>(string recordingFilePath, TerrainPaintTool<T> paintTool) where T : TerrainPaintTool<T>
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{
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var onPaintHistory = LoadDataFile(recordingFilePath);
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while (onPaintHistory.Count > 0)
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{
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var paintOccurrence = onPaintHistory.Dequeue();
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var paintPosition = new Vector2(paintOccurrence.xPos, paintOccurrence.yPos);
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Vector3 rayOrigin = new Vector3(
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Mathf.Lerp(terrainBounds.min.x, terrainBounds.max.x, paintOccurrence.xPos),
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1000,
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Mathf.Lerp(terrainBounds.min.z, terrainBounds.max.z, paintOccurrence.yPos)
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);
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Physics.Raycast(new Ray(rayOrigin, Vector3.down), out RaycastHit raycastHit);
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defaultBrushUiGroupMock.SetRaycastHit(raycastHit);
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OnPaintContextMock paintContext = new OnPaintContextMock(GetBrushTexture(), paintPosition, paintOccurrence.brushStrength, paintOccurrence.brushSize, true, raycastHit);
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paintTool.OnPaint(terrainObj, paintContext);
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}
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}
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private void RunPainting<T>(string recordingFilePath, TerrainToolsPaintTool<T> paintTool) where T : TerrainToolsPaintTool<T>
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{
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var onPaintHistory = LoadDataFile(recordingFilePath);
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while (onPaintHistory.Count > 0)
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{
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var paintOccurrence = onPaintHistory.Dequeue();
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var paintPosition = new Vector2(paintOccurrence.xPos, paintOccurrence.yPos);
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Vector3 rayOrigin = new Vector3(
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Mathf.Lerp(terrainBounds.min.x, terrainBounds.max.x, paintOccurrence.xPos),
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1000,
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Mathf.Lerp(terrainBounds.min.z, terrainBounds.max.z, paintOccurrence.yPos)
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);
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Physics.Raycast(new Ray(rayOrigin, Vector3.down), out RaycastHit raycastHit);
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defaultBrushUiGroupMock.SetRaycastHit(raycastHit);
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OnPaintContextMock paintContext = new OnPaintContextMock(GetBrushTexture(), paintPosition, paintOccurrence.brushStrength, paintOccurrence.brushSize, true, raycastHit);
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paintTool.OnPaint(terrainObj, paintContext);
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}
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}
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private float[,] GetFullTerrainHeights(Terrain terrain)
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{
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int terrainWidth = terrain.terrainData.heightmapResolution;
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int terrainHeight = terrain.terrainData.heightmapResolution;
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return terrain.terrainData.GetHeights(
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0, 0,
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terrainWidth,
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terrainHeight
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);
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}
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private bool AreHeightsEqual(float[,] arr1, float[,] arr2)
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{
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if(arr1.Rank != arr2.Rank)
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{
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return false;
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}
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if(arr1.Rank > 1 && arr2.Rank > 1)
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{
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if(arr1.GetLength(0) != arr2.GetLength(0) ||
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arr1.GetLength(1) != arr2.GetLength(1))
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{
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return false;
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}
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}
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int xlen = arr1.GetLength(0);
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int ylen = arr1.GetLength(1);
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for(int x = 0; x < xlen; ++x)
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{
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for(int y = 0; y < ylen; ++y)
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{
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if(arr1[x,y] != arr2[x,y])
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{
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return false;
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}
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}
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}
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return true;
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}
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[UnityTest]
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[TestCase("PaintHeightHistory", ExpectedResult = null)]
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public IEnumerator Test_PaintHeight_Playback(string recordingFilePath)
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{
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yield return null;
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SetupTerrain();
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var startHeightArr = GetFullTerrainHeights(terrainObj);
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// test load up the terrain paint height brush
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var paintHeightTool = PaintHeightToolOvl.instance;
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// need a way to override the common UI on the different tools so
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// that I can bypass some of their behaviors
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paintHeightTool.ChangeCommonUI(defaultBrushUiGroupMock);
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defaultBrushUiGroupMock.SetTerrain(terrainObj);
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RunPainting(recordingFilePath, paintHeightTool);
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// check to see if the terrain changed
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Assert.That(AreHeightsEqual(startHeightArr, GetFullTerrainHeights(terrainObj)), Is.False, "Brush didn't make changes to terrain heightmap");
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}
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[UnityTest]
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[TestCase("SetHeightHistory", 204f, ExpectedResult = null)]
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public IEnumerator Test_SetHeight_Playback(string recordingFilePath, float targetHeight)
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{
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yield return null;
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SetupTerrain();
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var startHeightArr = GetFullTerrainHeights(terrainObj);
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// test load up the terrain paint height brush
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var setHeightTool = SetHeightToolOvl.instance;
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setHeightTool.SetTargetHeight(targetHeight);
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// need a way to override the common UI on the different tools so
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// that I can bypass some of their behaviors
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setHeightTool.ChangeCommonUI(defaultBrushUiGroupMock);
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defaultBrushUiGroupMock.SetTerrain(terrainObj);
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RunPainting(recordingFilePath, setHeightTool);
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// check to see if the terrain changed
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Assert.That(AreHeightsEqual(startHeightArr, GetFullTerrainHeights(terrainObj)), Is.False, "Brush didn't make changes to terrain heightmap");
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}
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class DummyGUIContext : IOnInspectorGUI
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{
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public void ShowBrushesGUI(int spacing = 5, BrushGUIEditFlags flags = BrushGUIEditFlags.All,
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int textureResolutionPerTile = 0)
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{
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}
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public void Repaint(RepaintFlags flags = RepaintFlags.UI)
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{
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}
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}
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[UnityTest]
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[TestCase("DetailScatterHistory", ExpectedResult = null)]
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public IEnumerator Test_DetailScatter_Playback(string recordingFilePath)
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{
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yield return null;
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SetupTerrain();
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DetailPrototype[] prototypes = new DetailPrototype[]
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{
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new DetailPrototype()
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{
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prototype = GameObject.CreatePrimitive(PrimitiveType.Cube)
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},
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new DetailPrototype()
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{
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prototype = GameObject.CreatePrimitive(PrimitiveType.Sphere)
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},
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new DetailPrototype()
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{
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prototype = GameObject.CreatePrimitive(PrimitiveType.Capsule)
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}
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};
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TerrainData tData = terrainObj.terrainData;
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tData.detailPrototypes = prototypes;
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var detailScatterTool = DetailScatterToolOvl.instance;
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detailScatterTool.SetSelectedTerrain(terrainObj);
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detailScatterTool.UpdateDetailUIData(terrainObj);
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bool[] detailShouldBeFound = {false, true, true};
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for (int i = 0; i < detailShouldBeFound.Length; i++)
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detailScatterTool.detailDataList[i].isSelected = detailShouldBeFound[i];
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detailScatterTool.ChangeCommonUI(defaultBrushUiGroupMock);
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defaultBrushUiGroupMock.SetTerrain(terrainObj);
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RunPainting(recordingFilePath, detailScatterTool);
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// We should only find prototypes that are active in the scatter tool
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// In this case, only prototypes in layer 1 & 2 should be found (not 0)
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bool[] detailIsFound = {false, false, false};
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for (int i = 0; i < prototypes.Length; i++)
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{
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var detailLayer = terrainObj.terrainData.GetDetailLayer(0, 0, tData.detailWidth, tData.detailHeight, i);
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for (int y = 0; y < tData.detailHeight; y++)
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{
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for (int x = 0; x < tData.detailWidth; x++)
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{
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if (detailLayer[y, x] > 0)
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{
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detailIsFound[i] = true;
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break;
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}
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}
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}
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}
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// check to see if appropriate details were scattered
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Assert.That(detailIsFound[0], Is.False);
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Assert.That(detailIsFound[1], Is.True);
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Assert.That(detailIsFound[2], Is.True);
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}
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[UnityTest]
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[TestCase("StampToolHistory", 500.0f, ExpectedResult = null)]
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public IEnumerator Test_StampTerrain_Playback(string recordingFilePath, float stampHeight) {
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yield return null;
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SetupTerrain();
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var startHeightArr = GetFullTerrainHeights(terrainObj);
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// test load up the terrain paint height brush
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var stampTool = StampToolOvl.instance;
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stampTool.ChangeCommonUI(defaultBrushUiGroupMock);
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stampTool.SetStampHeight(stampHeight);
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defaultBrushUiGroupMock.SetTerrain(terrainObj);
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RunPainting(recordingFilePath, stampTool);
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// check to see if the terrain changed
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Assert.That(AreHeightsEqual(startHeightArr, GetFullTerrainHeights(terrainObj)), Is.False, "Brush didn't make changes to terrain heightmap");
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}
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[UnityTest]
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[TestCase("NoiseHeightHistory", "Terrain", ExpectedResult = null)]
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public IEnumerator Test_PaintNoiseHeight_Playback(string recordingFilePath, string targetTerrainName)
|
||
|
|
{
|
||
|
|
yield return null;
|
||
|
|
SetupTerrain();
|
||
|
|
var startHeightArr = GetFullTerrainHeights(terrainObj);
|
||
|
|
|
||
|
|
// test load up the terrain paint height brush
|
||
|
|
var stampTool = NoiseHeightToolOvl.instance;
|
||
|
|
stampTool.ChangeCommonUI(defaultBrushUiGroupMock);
|
||
|
|
defaultBrushUiGroupMock.SetTerrain(terrainObj);
|
||
|
|
|
||
|
|
RunPainting(recordingFilePath, stampTool);
|
||
|
|
// check to see if the terrain changed
|
||
|
|
Assert.That(AreHeightsEqual(startHeightArr, GetFullTerrainHeights(terrainObj)), Is.False,
|
||
|
|
"Brush didn't make changes to terrain heightmap");
|
||
|
|
|
||
|
|
yield return null;
|
||
|
|
}
|
||
|
|
|
||
|
|
// Used to check for texture matrix regressions
|
||
|
|
[UnityTest]
|
||
|
|
[TestCase("NoiseHeightHistory", "Terrain", ExpectedResult = null)]
|
||
|
|
public IEnumerator Test_PaintTexture_Playback(string recordingFilePath, string targetTerrainName) {
|
||
|
|
yield return null;
|
||
|
|
SetupTerrain();
|
||
|
|
var textureTool = PaintTextureToolOvl.instance;
|
||
|
|
textureTool.ChangeCommonUI(defaultBrushUiGroupMock);
|
||
|
|
defaultBrushUiGroupMock.SetTerrain(terrainObj);
|
||
|
|
|
||
|
|
TerrainLayer tl1 = new TerrainLayer(), tl2 = new TerrainLayer();
|
||
|
|
string[] assets = AssetDatabase.FindAssets("testGradientCircle");
|
||
|
|
if (assets.Length == 0) {
|
||
|
|
Debug.LogError("testGradientCircle could not be found");
|
||
|
|
}
|
||
|
|
string assetPath = AssetDatabase.GUIDToAssetPath(assets[0]);
|
||
|
|
tl1.diffuseTexture = tl2.diffuseTexture =
|
||
|
|
AssetDatabase.LoadAssetAtPath<Texture2D>(assetPath);
|
||
|
|
terrainObj.terrainData.terrainLayers = new TerrainLayer[] { tl1, tl2 };
|
||
|
|
|
||
|
|
textureTool.SetSelectedTerrainLayer(tl2);
|
||
|
|
RunPainting(recordingFilePath, textureTool);
|
||
|
|
|
||
|
|
|
||
|
|
Assert.Pass("Matrix stack regression not found!");
|
||
|
|
}
|
||
|
|
|
||
|
|
[UnityTest]
|
||
|
|
[TestCase("PaintHeightHistory", "Terrain", ExpectedResult = null)]
|
||
|
|
public IEnumerator Test_PaintHeight_With_BrushMaskFilters_Playback(string recordingFilePath, string targetTerrainName)
|
||
|
|
{
|
||
|
|
yield return null;
|
||
|
|
SetupTerrain();
|
||
|
|
var startHeightArr = GetFullTerrainHeights(terrainObj);
|
||
|
|
|
||
|
|
// test load up the terrain paint height brush
|
||
|
|
var paintHeightTool = PaintHeightToolOvl.instance;
|
||
|
|
|
||
|
|
// need a way to override the common UI on the different tools so
|
||
|
|
// that I can bypass some of their behaviors
|
||
|
|
|
||
|
|
paintHeightTool.ChangeCommonUI(defaultBrushUiGroupMock);
|
||
|
|
defaultBrushUiGroupMock.SetTerrain(terrainObj);
|
||
|
|
|
||
|
|
defaultBrushUiGroupMock.brushMaskFilterStack.Clear(true);
|
||
|
|
|
||
|
|
var filterCount = FilterUtility.GetFilterTypeCount();
|
||
|
|
for(int i = 0; i < filterCount; ++i)
|
||
|
|
{
|
||
|
|
defaultBrushUiGroupMock.brushMaskFilterStack.Add(FilterUtility.CreateInstance(FilterUtility.GetFilterType(i)));
|
||
|
|
}
|
||
|
|
|
||
|
|
RunPainting(recordingFilePath, paintHeightTool);
|
||
|
|
}
|
||
|
|
|
||
|
|
[UnityTest]
|
||
|
|
public IEnumerator Test_SetHeight_FlattenTile()
|
||
|
|
{
|
||
|
|
yield return null;
|
||
|
|
var setHeightTool = SetHeightToolOvl.instance;
|
||
|
|
setHeightTool.ChangeCommonUI(defaultBrushUiGroupMock);
|
||
|
|
defaultBrushUiGroupMock.SetTerrain(terrainObj);
|
||
|
|
|
||
|
|
SetupTerrain();
|
||
|
|
yield return null;
|
||
|
|
setHeightTool.Flatten(terrainObj);
|
||
|
|
yield return null;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
}
|