void Initialize()
{
meshFilter.sharedMesh = sharedMesh;
if (!debugHelperRenderer)
{
meshRenderer.receiveShadows = ((query & LayerUsageFlags.ReceiveShadows) == LayerUsageFlags.ReceiveShadows);
switch (query & (LayerUsageFlags.Renderable | LayerUsageFlags.CastShadows))
{
case LayerUsageFlags.None: meshRenderer.enabled = false; break;
case LayerUsageFlags.Renderable: meshRenderer.shadowCastingMode = UnityEngine.Rendering.ShadowCastingMode.Off; break;
case LayerUsageFlags.CastShadows: meshRenderer.shadowCastingMode = UnityEngine.Rendering.ShadowCastingMode.ShadowsOnly; break;
case LayerUsageFlags.RenderCastShadows: meshRenderer.shadowCastingMode = UnityEngine.Rendering.ShadowCastingMode.On; break;
}
#if UNITY_EDITOR
UnityEditor.EditorUtility.SetSelectedRenderState(meshRenderer, UnityEditor.EditorSelectedRenderState.Hidden);
ChiselGeneratedComponentManager.SetHasLightmapUVs(sharedMesh, false);
#endif
}
else
{
meshRenderer.allowOcclusionWhenDynamic = false;
meshRenderer.lightProbeUsage = LightProbeUsage.Off;
meshRenderer.reflectionProbeUsage = ReflectionProbeUsage.Off;
meshRenderer.motionVectorGenerationMode = MotionVectorGenerationMode.ForceNoMotion;
meshRenderer.shadowCastingMode = ShadowCastingMode.Off;
#if UNITY_EDITOR
meshRenderer.scaleInLightmap = 0.0f;
#endif
}
}
public override void OnInitialize()
{
if (!generatedDataContainer)
{
generatedDataContainer = ChiselGeneratedComponentManager.FindContainerGameObject(this);
if (generatedDataContainer != null)
{
generatedDataTransform = generatedDataContainer.transform;
}
}
colliderSettings = new ChiselGeneratedColliderSettings();
colliderSettings.Reset();
renderSettings = new ChiselGeneratedRenderSettings();
renderSettings.Reset();
#if UNITY_EDITOR
UnityEditor.UnwrapParam defaults;
UnityEditor.UnwrapParam.SetDefaults(out defaults);
uvGenerationSettings.angleError = defaults.angleError;
uvGenerationSettings.areaError = defaults.areaError;
uvGenerationSettings.hardAngle = defaults.hardAngle;
uvGenerationSettings.packMarginPixels = defaults.packMargin * 256;
#endif
initialized = true;
}
void UpdateSettings(ChiselModel model, GameObjectState state, bool meshIsModified)
{
#if UNITY_EDITOR
Profiler.BeginSample("CheckIfFullMeshNeedsToBeHidden");
// If we need to render partial meshes (where some brushes are hidden) then we should show the full mesh
ChiselGeneratedComponentManager.CheckIfFullMeshNeedsToBeHidden(model, this);
Profiler.EndSample();
if (meshIsModified)
{
// Setting the sharedMesh to ensure the meshFilter knows it needs to be updated
Profiler.BeginSample("OverrideMesh");
meshFilter.sharedMesh = meshFilter.sharedMesh;
Profiler.EndSample();
Profiler.BeginSample("SetDirty");
UnityEditor.EditorUtility.SetDirty(meshFilter);
UnityEditor.EditorUtility.SetDirty(model);
Profiler.EndSample();
Profiler.BeginSample("SetHasLightmapUVs");
ChiselGeneratedComponentManager.SetHasLightmapUVs(sharedMesh, false);
Profiler.EndSample();
Profiler.BeginSample("ClearLightmapData");
ChiselGeneratedComponentManager.ClearLightmapData(state, this);
Profiler.EndSample();
}
#endif
}
static readonly List <GeneratedMeshContents> __foundContents = new List <GeneratedMeshContents>(); // static to avoid allocations
public void Update(ChiselModel model, GameObjectState state, GeneratedMeshDescription[] meshDescriptions, int startIndex, int endIndex)
{
bool meshIsModified = false;
// Retrieve the generatedMeshes and its materials, combine them into a single Unity Mesh/Material array
try
{
for (int i = startIndex; i < endIndex; i++)
{
ref var meshDescription = ref meshDescriptions[i];
var generatedMeshContents = model.Node.GetGeneratedMesh(meshDescription);
if (generatedMeshContents == null)
{
continue;
}
if (generatedMeshContents.indices.Length == 0)
{
generatedMeshContents.Dispose();
continue;
}
var renderMaterial = ChiselBrushMaterialManager.GetRenderMaterialByInstanceID(meshDescription.surfaceParameter);
__foundContents.Add(generatedMeshContents);
__foundMaterials.Add(renderMaterial);
}
triangleBrushes.Clear();
if (__foundContents.Count == 0)
{
if (sharedMesh.vertexCount > 0)
{
sharedMesh.Clear(keepVertexLayout: true);
}
}
else
{
sharedMesh.CopyFrom(__foundContents, triangleBrushes);
#if UNITY_EDITOR
ChiselGeneratedComponentManager.SetHasLightmapUVs(sharedMesh, false);
#endif
}
if (renderMaterials != null &&
renderMaterials.Length == __foundMaterials.Count)
{
__foundMaterials.CopyTo(renderMaterials);
}
else
{
renderMaterials = __foundMaterials.ToArray();
}
if (meshFilter.sharedMesh != sharedMesh)
{
meshFilter.sharedMesh = sharedMesh;
meshIsModified = true;
}
meshRenderer.sharedMaterials = renderMaterials;
meshRenderer.enabled = sharedMesh.vertexCount > 0;
}
public static Bounds CalculateBounds(ChiselGeneratorComponent generator)
{
if (!generator.TopTreeNode.Valid)
{
return(ChiselHierarchyItem.EmptyBounds);
}
var modelMatrix = ChiselNodeHierarchyManager.FindModelTransformMatrixOfTransform(generator.hierarchyItem.Transform);
var minMax = new ChiselAABB {
};
var boundsCount = 0;
s_FoundBrushes.Clear();
ChiselGeneratedComponentManager.GetAllTreeBrushes(generator, s_FoundBrushes);
foreach (var brush in s_FoundBrushes)
{
if (!brush.Valid)
{
continue;
}
var transformation = modelMatrix * (Matrix4x4)brush.NodeToTreeSpaceMatrix;
var childBounds = brush.Bounds;
var size = childBounds.Max - childBounds.Min;
var magnitude = math.lengthsq(size);
if (float.IsInfinity(magnitude) ||
float.IsNaN(magnitude))
{
var center = ((float4)transformation.GetColumn(3)).xyz;
var halfSize = size * 0.5f;
childBounds = new ChiselAABB {
Min = center - halfSize, Max = center + halfSize
};
}
if (magnitude != 0)
{
if (boundsCount == 0)
{
minMax = childBounds;
}
else
{
minMax.Encapsulate(childBounds);
}
boundsCount++;
}
}
if (boundsCount == 0)
{
return(ChiselHierarchyItem.EmptyBounds);
}
var bounds = new Bounds();
bounds.SetMinMax(minMax.Min, minMax.Max);
return(bounds);
}
internal void UpdateVisibilityMesh(bool showMesh)
{
EnsureMeshesAllocated();
var srcMesh = sharedMesh;
var dstMesh = partialMesh;
dstMesh.Clear(keepVertexLayout: true);
if (!showMesh)
{
return;
}
srcMesh.GetVertices(sVertices);
dstMesh.SetVertices(sVertices);
srcMesh.GetNormals(sNormals);
dstMesh.SetNormals(sNormals);
srcMesh.GetTangents(sTangents);
dstMesh.SetTangents(sTangents);
srcMesh.GetUVs(0, sUV0);
dstMesh.SetUVs(0, sUV0);
dstMesh.subMeshCount = srcMesh.subMeshCount;
for (int subMesh = 0, n = 0; subMesh < srcMesh.subMeshCount; subMesh++)
{
bool calculateBounds = false;
int baseVertex = (int)srcMesh.GetBaseVertex(subMesh);
srcMesh.GetTriangles(sSrcTriangles, subMesh, applyBaseVertex: false);
sDstTriangles.Clear();
var prevBrushID = CompactNodeID.Invalid;
var isBrushVisible = true;
for (int i = 0; i < sSrcTriangles.Count; i += 3, n++)
{
if (n < triangleBrushes.Length)
{
var brushID = triangleBrushes[n];
if (prevBrushID != brushID)
{
isBrushVisible = ChiselGeneratedComponentManager.IsBrushVisible(brushID);
prevBrushID = brushID;
}
if (!isBrushVisible)
{
continue;
}
}
sDstTriangles.Add(sSrcTriangles[i + 0]);
sDstTriangles.Add(sSrcTriangles[i + 1]);
sDstTriangles.Add(sSrcTriangles[i + 2]);
}
dstMesh.SetTriangles(sDstTriangles, subMesh, calculateBounds, baseVertex);
}
dstMesh.RecalculateBounds();
}
void UpdateSettings(ChiselModel model, GameObjectState state, bool meshIsModified)
{
#if UNITY_EDITOR
// If we need to render partial meshes (where some brushes are hidden) then we should show the full mesh
ChiselGeneratedComponentManager.CheckIfFullMeshNeedsToBeHidden(model, this);
if (meshIsModified)
{
ChiselGeneratedComponentManager.ClearLightmapData(state, this);
}
#endif
}
public ChiselModel GetOrCreateDefaultModel()
{
if (!DefaultModel)
{
DefaultModel = null;
if (Scene.IsValid() &&
Scene.isLoaded)
{
DefaultModel = ChiselGeneratedComponentManager.CreateDefaultModel(this);
}
}
return(DefaultModel);
}
// Will show a warning icon in hierarchy when generator has a problem (do not make this method slow, it is called a lot!)
public override bool HasValidState()
{
if (!ValidNodes)
{
return(false);
}
if (ChiselGeneratedComponentManager.IsDefaultModel(hierarchyItem.Model))
{
return(false);
}
return(true);
}
public ChiselModel GetOrCreateDefaultModel(out bool created)
{
created = false;
if (!DefaultModel)
{
DefaultModel = null;
if (Scene.IsValid() &&
Scene.isLoaded)
{
DefaultModel = ChiselGeneratedComponentManager.CreateDefaultModel(this);
created = true;
}
}
return(DefaultModel);
}
public static void UpdateModels()
{
// Update the tree meshes
Profiler.BeginSample("Flush");
try
{
if (!CompactHierarchyManager.Flush(s_FinishMeshUpdates))
{
ChiselGeneratedComponentManager.DelayedUVGeneration();
return; // Nothing to update ..
}
}
finally
{
Profiler.EndSample();
}
{
Profiler.BeginSample("PostUpdateModels");
PostUpdateModels?.Invoke();
Profiler.EndSample();
}
}
/*
* public static bool FindFirstWorldIntersection(ChiselModel model, Vector3 worldRayStart, Vector3 worldRayEnd, int visibleLayers, out ChiselIntersection foundIntersection)
* {
* return FindFirstWorldIntersection(model, worldRayStart, worldRayEnd, visibleLayers, null, null, out foundIntersection);
* }
*/
public static bool FindFirstWorldIntersection(ChiselModel model, Vector3 worldRayStart, Vector3 worldRayEnd, int visibleLayers, GameObject[] ignore, GameObject[] filter, out ChiselIntersection foundIntersection)
{
foundIntersection = ChiselIntersection.None;
if (!ChiselGeneratedComponentManager.IsValidModelToBeSelected(model))
{
return(false);
}
s_FilterNodes.Clear();
s_IgnoreNodes.Clear();
s_IgnoreInstanceIDs.Clear();
s_FilterInstanceIDs.Clear();
if (ignore != null)
{
foreach (var go in ignore)
{
var node = go.GetComponent <ChiselNode>();
if (node)
{
ChiselNodeHierarchyManager.GetChildrenOfHierarchyItem(s_IgnoreNodes, node.hierarchyItem);
s_IgnoreInstanceIDs.Add(node.GetInstanceID());
}
}
}
if (filter != null)
{
foreach (var go in filter)
{
var node = go.GetComponent <ChiselNode>();
if (node)
{
ChiselNodeHierarchyManager.GetChildrenOfHierarchyItem(s_FilterNodes, node.hierarchyItem);
s_FilterInstanceIDs.Add(node.GetInstanceID());
if (node.hierarchyItem != null &&
node.hierarchyItem.Model)
{
s_FilterInstanceIDs.Add(node.hierarchyItem.Model.GetInstanceID());
}
}
}
}
var tree = model.Node;
if (s_IgnoreInstanceIDs.Contains(model.GetInstanceID()) ||
(s_FilterInstanceIDs.Count > 0 && !s_FilterInstanceIDs.Contains(model.GetInstanceID())))
{
return(false);
}
if (((1 << model.gameObject.layer) & visibleLayers) == 0)
{
return(false);
}
var query = ChiselMeshQueryManager.GetMeshQuery(model);
var visibleQueries = ChiselMeshQueryManager.GetVisibleQueries(query);
// We only accept RayCasts into this model if it's visible
if (visibleQueries == null ||
visibleQueries.Length == 0)
{
return(false);
}
Vector3 treeRayStart;
Vector3 treeRayEnd;
var transform = model.transform;
if (transform)
{
var worldToLocalMatrix = transform.worldToLocalMatrix;
treeRayStart = worldToLocalMatrix.MultiplyPoint(worldRayStart);
treeRayEnd = worldToLocalMatrix.MultiplyPoint(worldRayEnd);
}
else
{
treeRayStart = worldRayStart;
treeRayEnd = worldRayEnd;
}
var treeIntersections = CSGQueryManager.RayCastMulti(ChiselMeshQueryManager.GetMeshQuery(model), tree, treeRayStart, treeRayEnd, s_IgnoreNodes, s_FilterNodes, ignoreBackfaced: true, ignoreCulled: true);
if (treeIntersections == null)
{
return(false);
}
bool found = false;
for (var i = 0; i < treeIntersections.Length; i++)
{
var intersection = treeIntersections[i];
var brush = intersection.brush;
var instanceID = brush.UserID;
if ((s_FilterInstanceIDs.Count > 0 && !s_FilterInstanceIDs.Contains(instanceID)) ||
s_IgnoreInstanceIDs.Contains(instanceID))
{
continue;
}
if (intersection.surfaceIntersection.distance < foundIntersection.brushIntersection.surfaceIntersection.distance)
{
foundIntersection = Convert(intersection);
found = true;
}
}
return(found);
}
public static void UpdateModels()
{
// Update the tree meshes
Profiler.BeginSample("Flush");
try
{
if (!CSGManager.Flush())
{
ChiselGeneratedComponentManager.DelayedUVGeneration();
return; // Nothing to update ..
}
}
finally
{
Profiler.EndSample();
}
#if UNITY_EDITOR
ChiselGeneratedComponentManager.OnVisibilityChanged();
#endif
for (int m = 0; m < registeredModels.Count; m++)
{
var model = registeredModels[m];
if (!model)
{
continue;
}
var tree = model.Node;
// See if the tree has been modified
if (!tree.Dirty)
{
continue;
}
Profiler.BeginSample("UpdateModelMeshDescriptions");
UpdateModelMeshDescriptions(model);
Profiler.EndSample();
updateList.Add(model);
}
bool modifications = false;
try
{
for (int m = 0; m < updateList.Count; m++)
{
var model = updateList[m];
// Generate (or re-use) components and set them up properly
Profiler.BeginSample("componentGenerator.Rebuild");
componentGenerator.Rebuild(model);
Profiler.EndSample();
}
}
finally
{
for (int m = 0; m < updateList.Count; m++)
{
var model = updateList[m];
try
{
modifications = true;
Profiler.BeginSample("PostUpdateModel");
PostUpdateModel?.Invoke(model);
Profiler.EndSample();
}
catch (Exception ex) // if there's a bug in user-code we don't want to end up in a bad state
{
Debug.LogException(ex);
}
}
updateList.Clear();
}
if (modifications)
{
Profiler.BeginSample("PostUpdateModels");
PostUpdateModels?.Invoke();
Profiler.EndSample();
}
}
public static bool FindFirstWorldIntersection(ChiselModel model, Vector3 worldRayStart, Vector3 worldRayEnd, int filterLayerParameter0, int visibleLayers, GameObject[] ignore, GameObject[] filter, out ChiselIntersection foundIntersection)
{
foundIntersection = ChiselIntersection.None;
if (!ChiselGeneratedComponentManager.IsValidModelToBeSelected(model))
{
return(false);
}
CSGTreeNode[] ignoreBrushes = null;
HashSet <int> ignoreInstanceIDs = null;
HashSet <int> filterInstanceIDs = null;
if (ignore != null)
{
//var ignoreBrushList = new HashSet<CSGTreeBrush>();
ignoreInstanceIDs = new HashSet <int>();
foreach (var go in ignore)
{
var node = go.GetComponent <ChiselNode>();
if (node)
{
//node.GetAllTreeBrushes(ignoreBrushList);
ignoreInstanceIDs.Add(node.GetInstanceID());
}
}
}
if (filter != null)
{
filterInstanceIDs = new HashSet <int>();
foreach (var go in filter)
{
var node = go.GetComponent <ChiselNode>();
if (node)
{
filterInstanceIDs.Add(node.GetInstanceID());
}
}
}
var tree = model.Node;
if ((ignoreInstanceIDs != null && ignoreInstanceIDs.Contains(model.GetInstanceID())))
{
return(false);
}
if ((filterInstanceIDs != null && !filterInstanceIDs.Contains(model.GetInstanceID())))
{
return(false);
}
if (((1 << model.gameObject.layer) & visibleLayers) == 0)
{
return(false);
}
var query = ChiselMeshQueryManager.GetMeshQuery(model);
var visibleQueries = ChiselMeshQueryManager.GetVisibleQueries(query);
// We only accept RayCasts into this model if it's visible
if (visibleQueries == null ||
visibleQueries.Length == 0)
{
return(false);
}
Vector3 treeRayStart;
Vector3 treeRayEnd;
var transform = model.transform;
if (transform)
{
var worldToLocalMatrix = transform.worldToLocalMatrix;
treeRayStart = worldToLocalMatrix.MultiplyPoint(worldRayStart);
treeRayEnd = worldToLocalMatrix.MultiplyPoint(worldRayEnd);
}
else
{
treeRayStart = worldRayStart;
treeRayEnd = worldRayEnd;
}
var treeIntersections = CSGManager.RayCastMulti(ChiselMeshQueryManager.GetMeshQuery(model), tree, treeRayStart, treeRayEnd, ignoreBrushes);
if (treeIntersections == null)
{
return(false);
}
bool found = false;
for (var i = 0; i < treeIntersections.Length; i++)
{
var intersection = treeIntersections[i];
var brush = intersection.brush;
var instanceID = brush.UserID;
if ((filterInstanceIDs != null && !filterInstanceIDs.Contains(instanceID)))
{
continue;
}
if ((ignoreInstanceIDs != null && ignoreInstanceIDs.Contains(instanceID)))
{
continue;
}
if (intersection.surfaceIntersection.distance < foundIntersection.brushIntersection.surfaceIntersection.distance)
{
foundIntersection = Convert(intersection);
found = true;
}
}
return(found);
}
protected override void OnCleanup()
{
ChiselGeneratedComponentManager.RemoveContainerFlags(this);
}
public static void UpdateModels()
{
// Update the tree meshes
if (!CSGManager.Flush())
{
ChiselGeneratedComponentManager.DelayedUVGeneration();
if (sharedUnityMeshes.FindAllUnusedUnityMeshes())
{
sharedUnityMeshes.DestroyNonRecycledUnusedUnityMeshes();
}
return; // Nothing to update ..
}
for (int m = 0; m < registeredModels.Count; m++)
{
var model = registeredModels[m];
if (!model)
{
continue;
}
var tree = model.Node;
// See if the tree has been modified
if (!tree.Dirty)
{
continue;
}
try
{
if (PreUpdateModel != null)
{
PreUpdateModel(model);
}
}
catch (Exception ex) // if there's a bug in user-code we don't want to end up in a bad state
{
Debug.LogException(ex);
}
UpdateModelMeshDescriptions(model);
// Re-use existing UnityEngine.Mesh if they exist
sharedUnityMeshes.ReuseExistingMeshes(model);
updateList.Add(model);
}
bool modifications = false;
try
{
// Find all meshes whose refCounts are 0
sharedUnityMeshes.FindAllUnusedUnityMeshes();
// Separate loop so we can re-use garbage collected UnityEngine.Meshes to avoid allocation costs
for (int m = 0; m < updateList.Count; m++)
{
var model = updateList[m];
// Generate new UnityEngine.Mesh instances and fill them with data from the CSG algorithm (if necessary)
// note: reuses garbage collected meshes when possible
sharedUnityMeshes.CreateNewMeshes(model);
// Generate (or re-use) components and set them up properly
componentGenerator.Rebuild(model);
}
}
finally
{
for (int m = 0; m < updateList.Count; m++)
{
var model = updateList[m];
try
{
modifications = true;
if (PostUpdateModel != null)
{
PostUpdateModel(model);
}
}
catch (Exception ex) // if there's a bug in user-code we don't want to end up in a bad state
{
Debug.LogException(ex);
}
}
updateList.Clear();
}
// Destroy all meshes whose refCounts are 0
sharedUnityMeshes.DestroyNonRecycledUnusedUnityMeshes();
if (modifications)
{
if (PostUpdateModels != null)
{
PostUpdateModels();
}
}
}
public void UpdateHelperSurfaceState(DrawModeFlags helperStateFlags, bool ignoreBrushVisibility = false)
{
if (!ignoreBrushVisibility)
{
ChiselGeneratedComponentManager.UpdateVisibility();
}
var shouldHideMesh = !ignoreBrushVisibility &&
visibilityState != VisibilityState.AllVisible &&
visibilityState != VisibilityState.Unknown;
var showRenderables = (helperStateFlags & DrawModeFlags.HideRenderables) == DrawModeFlags.None;
for (int i = 0; i < renderables.Length; i++)
{
var renderable = renderables[i];
if (renderable == null ||
renderable.invalid)
{
continue;
}
if (renderable.meshRenderer != null)
{
renderable.meshRenderer.forceRenderingOff = shouldHideMesh || !showRenderables;
}
}
for (int i = 0; i < debugHelpers.Length; i++)
{
var showState = (helperStateFlags & kGeneratedDebugShowFlags[i]) != DrawModeFlags.None;
debugHelpers[i].visible = !shouldHideMesh && showState;
}
if (ignoreBrushVisibility || !needVisibilityMeshUpdate)
{
return;
}
if (visibilityState == VisibilityState.Mixed)
{
for (int i = 0; i < renderables.Length; i++)
{
var renderable = renderables[i];
if (renderable == null ||
renderable.invalid)
{
continue;
}
renderable.UpdateVisibilityMesh(showRenderables);
}
for (int i = 0; i < debugHelpers.Length; i++)
{
var show = (helperStateFlags & kGeneratedDebugShowFlags[i]) != DrawModeFlags.None;
var debugHelper = debugHelpers[i];
if (debugHelper == null)
{
continue;
}
debugHelper.UpdateVisibilityMesh(show);
}
}
needVisibilityMeshUpdate = false;
}