protected virtual void removeInstances(FoliageTile foliageTile, FoliageInstanceList list, float sqrBrushRadius, float sqrBrushFalloffRadius, ref int sampleCount)
{
for (int i = list.matrices.Count - 1; i >= 0; i--)
{
List <Matrix4x4> list2 = list.matrices[i];
List <bool> list3 = list.clearWhenBaked[i];
for (int j = list2.Count - 1; j >= 0; j--)
{
if (!list3[j])
{
Matrix4x4 matrix = list2[j];
Vector3 position = matrix.GetPosition();
float sqrMagnitude = (position - this.brushWorldPosition).sqrMagnitude;
if (sqrMagnitude < sqrBrushRadius)
{
bool flag = sqrMagnitude < sqrBrushFalloffRadius;
this.previewSamples.Add(new FoliagePreviewSample(position, (!flag) ? (Color.red / 2f) : Color.red));
if (Input.GetKey(323) && flag && sampleCount > 0)
{
foliageTile.removeInstance(list, i, j);
sampleCount--;
}
}
}
}
}
}
public virtual void update()
{
Ray pointerToWorldRay = DevkitInput.pointerToWorldRay;
RaycastHit raycastHit;
this.isPointerOnWorld = PhysicsUtility.raycast(pointerToWorldRay, out raycastHit, 8192f, (int)DevkitFoliageToolOptions.instance.surfaceMask, 0);
this.pointerWorldPosition = raycastHit.point;
this.previewSamples.Clear();
if (!DevkitNavigation.isNavigating && DevkitInput.canEditorReceiveInput)
{
if (Input.GetKeyDown(113))
{
this.mode = DevkitFoliageTool.EFoliageMode.PAINT;
}
if (Input.GetKeyDown(119))
{
this.mode = DevkitFoliageTool.EFoliageMode.EXACT;
}
if (this.mode == DevkitFoliageTool.EFoliageMode.PAINT)
{
if (Input.GetKeyDown(98))
{
this.isChangingBrushRadius = true;
this.beginChangeHotkeyTransaction();
}
if (Input.GetKeyDown(102))
{
this.isChangingBrushFalloff = true;
this.beginChangeHotkeyTransaction();
}
if (Input.GetKeyDown(118))
{
this.isChangingBrushStrength = true;
this.beginChangeHotkeyTransaction();
}
}
}
if (Input.GetKeyUp(98))
{
this.isChangingBrushRadius = false;
this.endChangeHotkeyTransaction();
}
if (Input.GetKeyUp(102))
{
this.isChangingBrushFalloff = false;
this.endChangeHotkeyTransaction();
}
if (Input.GetKeyUp(118))
{
this.isChangingBrushStrength = false;
this.endChangeHotkeyTransaction();
}
if (this.isChangingBrush)
{
Plane plane = default(Plane);
plane.SetNormalAndPosition(Vector3.up, this.brushWorldPosition);
float num;
plane.Raycast(pointerToWorldRay, ref num);
this.changePlanePosition = pointerToWorldRay.origin + pointerToWorldRay.direction * num;
if (this.isChangingBrushRadius)
{
this.brushRadius = (this.changePlanePosition - this.brushWorldPosition).magnitude;
}
if (this.isChangingBrushFalloff)
{
this.brushFalloff = Mathf.Clamp01((this.changePlanePosition - this.brushWorldPosition).magnitude / this.brushRadius);
}
if (this.isChangingBrushStrength)
{
this.brushStrength = (this.changePlanePosition - this.brushWorldPosition).magnitude / this.brushRadius;
}
}
else
{
this.brushWorldPosition = this.pointerWorldPosition;
}
this.isBrushVisible = (this.isPointerOnWorld || this.isChangingBrush);
if (!DevkitNavigation.isNavigating && DevkitInput.canEditorReceiveInput)
{
if (this.mode == DevkitFoliageTool.EFoliageMode.PAINT)
{
Bounds worldBounds;
worldBounds..ctor(this.brushWorldPosition, new Vector3(this.brushRadius * 2f, 0f, this.brushRadius * 2f));
float num2 = this.brushRadius * this.brushRadius;
float num3 = num2 * this.brushFalloff * this.brushFalloff;
float num4 = 3.14159274f * this.brushRadius * this.brushRadius;
if (Input.GetKey(306) || Input.GetKey(304))
{
this.removeWeight += DevkitFoliageToolOptions.removeSensitivity * num4 * this.brushStrength * Time.deltaTime;
int num5 = 0;
if (this.removeWeight > 1f)
{
num5 = Mathf.FloorToInt(this.removeWeight);
this.removeWeight -= (float)num5;
}
FoliageBounds foliageBounds = new FoliageBounds(worldBounds);
for (int i = foliageBounds.min.x; i <= foliageBounds.max.x; i++)
{
for (int j = foliageBounds.min.y; j <= foliageBounds.max.y; j++)
{
FoliageCoord tileCoord = new FoliageCoord(i, j);
FoliageTile tile = FoliageSystem.getTile(tileCoord);
if (tile != null)
{
if (!tile.hasInstances)
{
tile.readInstancesOnThread();
}
if (Input.GetKey(306))
{
if (DevkitFoliageTool.selectedInstanceAsset != null)
{
FoliageInstanceList list;
if (tile.instances.TryGetValue(DevkitFoliageTool.selectedInstanceAsset.getReferenceTo <FoliageInstancedMeshInfoAsset>(), out list))
{
this.removeInstances(tile, list, num2, num3, ref num5);
}
}
else if (DevkitFoliageTool.selectedCollectionAsset != null)
{
foreach (FoliageInfoCollectionAsset.FoliageInfoCollectionElement foliageInfoCollectionElement in DevkitFoliageTool.selectedCollectionAsset.elements)
{
FoliageInstancedMeshInfoAsset foliageInstancedMeshInfoAsset = Assets.find <FoliageInfoAsset>(foliageInfoCollectionElement.asset) as FoliageInstancedMeshInfoAsset;
FoliageInstanceList list2;
if (foliageInstancedMeshInfoAsset != null && tile.instances.TryGetValue(foliageInstancedMeshInfoAsset.getReferenceTo <FoliageInstancedMeshInfoAsset>(), out list2))
{
this.removeInstances(tile, list2, num2, num3, ref num5);
}
}
}
}
else
{
foreach (KeyValuePair <AssetReference <FoliageInstancedMeshInfoAsset>, FoliageInstanceList> keyValuePair in tile.instances)
{
FoliageInstanceList value = keyValuePair.Value;
this.removeInstances(tile, value, num2, num3, ref num5);
}
}
}
}
}
RegionBounds regionBounds = new RegionBounds(worldBounds);
for (byte b = regionBounds.min.x; b <= regionBounds.max.x; b += 1)
{
for (byte b2 = regionBounds.min.y; b2 <= regionBounds.max.y; b2 += 1)
{
List <ResourceSpawnpoint> list3 = LevelGround.trees[(int)b, (int)b2];
for (int k = list3.Count - 1; k >= 0; k--)
{
ResourceSpawnpoint resourceSpawnpoint = list3[k];
if (!resourceSpawnpoint.isGenerated)
{
if (Input.GetKey(306))
{
if (DevkitFoliageTool.selectedInstanceAsset != null)
{
FoliageResourceInfoAsset foliageResourceInfoAsset = DevkitFoliageTool.selectedInstanceAsset as FoliageResourceInfoAsset;
if (foliageResourceInfoAsset == null || !foliageResourceInfoAsset.resource.isReferenceTo(resourceSpawnpoint.asset))
{
goto IL_6BB;
}
}
else if (DevkitFoliageTool.selectedCollectionAsset != null)
{
bool flag = false;
foreach (FoliageInfoCollectionAsset.FoliageInfoCollectionElement foliageInfoCollectionElement2 in DevkitFoliageTool.selectedCollectionAsset.elements)
{
FoliageResourceInfoAsset foliageResourceInfoAsset2 = Assets.find <FoliageInfoAsset>(foliageInfoCollectionElement2.asset) as FoliageResourceInfoAsset;
if (foliageResourceInfoAsset2 != null && foliageResourceInfoAsset2.resource.isReferenceTo(resourceSpawnpoint.asset))
{
flag = true;
break;
}
}
if (!flag)
{
goto IL_6BB;
}
}
}
float sqrMagnitude = (resourceSpawnpoint.point - this.brushWorldPosition).sqrMagnitude;
if (sqrMagnitude < num2)
{
bool flag2 = sqrMagnitude < num3;
this.previewSamples.Add(new FoliagePreviewSample(resourceSpawnpoint.point, (!flag2) ? (Color.red / 2f) : Color.red));
if (Input.GetKey(323) && flag2 && num5 > 0)
{
resourceSpawnpoint.destroy();
list3.RemoveAt(k);
num5--;
}
}
}
IL_6BB :;
}
List <LevelObject> list4 = LevelObjects.objects[(int)b, (int)b2];
for (int l = list4.Count - 1; l >= 0; l--)
{
LevelObject levelObject = list4[l];
if (levelObject.placementOrigin == ELevelObjectPlacementOrigin.PAINTED)
{
if (Input.GetKey(306))
{
if (DevkitFoliageTool.selectedInstanceAsset != null)
{
FoliageObjectInfoAsset foliageObjectInfoAsset = DevkitFoliageTool.selectedInstanceAsset as FoliageObjectInfoAsset;
if (foliageObjectInfoAsset == null || !foliageObjectInfoAsset.obj.isReferenceTo(levelObject.asset))
{
goto IL_888;
}
}
else if (DevkitFoliageTool.selectedCollectionAsset != null)
{
bool flag3 = false;
foreach (FoliageInfoCollectionAsset.FoliageInfoCollectionElement foliageInfoCollectionElement3 in DevkitFoliageTool.selectedCollectionAsset.elements)
{
FoliageObjectInfoAsset foliageObjectInfoAsset2 = Assets.find <FoliageInfoAsset>(foliageInfoCollectionElement3.asset) as FoliageObjectInfoAsset;
if (foliageObjectInfoAsset2 != null && foliageObjectInfoAsset2.obj.isReferenceTo(levelObject.asset))
{
flag3 = true;
break;
}
}
if (!flag3)
{
goto IL_888;
}
}
}
float sqrMagnitude2 = (levelObject.transform.position - this.brushWorldPosition).sqrMagnitude;
if (sqrMagnitude2 < num2)
{
bool flag4 = sqrMagnitude2 < num3;
this.previewSamples.Add(new FoliagePreviewSample(levelObject.transform.position, (!flag4) ? (Color.red / 2f) : Color.red));
if (Input.GetKey(323) && flag4 && num5 > 0)
{
levelObject.destroy();
list4.RemoveAt(l);
num5--;
}
}
}
IL_888 :;
}
}
}
}
else if (DevkitFoliageTool.selectedInstanceAsset != null)
{
this.addFoliage(DevkitFoliageTool.selectedInstanceAsset, 1f);
}
else if (DevkitFoliageTool.selectedCollectionAsset != null)
{
foreach (FoliageInfoCollectionAsset.FoliageInfoCollectionElement foliageInfoCollectionElement4 in DevkitFoliageTool.selectedCollectionAsset.elements)
{
this.addFoliage(Assets.find <FoliageInfoAsset>(foliageInfoCollectionElement4.asset), foliageInfoCollectionElement4.weight);
}
}
}
else if (Input.GetKeyDown(323))
{
if (DevkitFoliageTool.selectedInstanceAsset != null)
{
if (DevkitFoliageTool.selectedInstanceAsset != null)
{
DevkitFoliageTool.selectedInstanceAsset.addFoliageToSurface(raycastHit.point, raycastHit.normal, false, false);
}
}
else if (DevkitFoliageTool.selectedCollectionAsset != null)
{
FoliageInfoCollectionAsset.FoliageInfoCollectionElement foliageInfoCollectionElement5 = DevkitFoliageTool.selectedCollectionAsset.elements[Random.Range(0, DevkitFoliageTool.selectedCollectionAsset.elements.Count)];
FoliageInfoAsset foliageInfoAsset = Assets.find <FoliageInfoAsset>(foliageInfoCollectionElement5.asset);
if (foliageInfoAsset != null)
{
foliageInfoAsset.addFoliageToSurface(raycastHit.point, raycastHit.normal, false, false);
}
}
}
}
}