439 lines
22 KiB
C#
439 lines
22 KiB
C#
|
#if UNITY_EDITOR
|
||
|
|
using UnityEngine;
|
||
|
|
using UnityEditor;
|
||
|
|
using System.Collections.Generic;
|
||
|
|
using System;
|
||
|
|
|
||
|
|
namespace GSpawn
|
||
|
|
{
|
||
|
|
public class ObjectEraseBrush3D : ObjectEraseTool
|
||
|
|
{
|
||
|
|
private enum SurfaceType
|
||
|
|
{
|
||
|
|
Invalid = 0,
|
||
|
|
Mesh,
|
||
|
|
TerrainMesh,
|
||
|
|
SphericalMesh,
|
||
|
|
UnityTerrain,
|
||
|
|
Grid
|
||
|
|
}
|
||
|
|
|
||
|
|
private struct Surface
|
||
|
|
{
|
||
|
|
public GameObject gameObject;
|
||
|
|
public SurfaceType surfaceType;
|
||
|
|
public Vector3 genericNormal;
|
||
|
|
public Vector3 pickNormal;
|
||
|
|
public Vector3 pickPoint;
|
||
|
|
public bool isLocked;
|
||
|
|
|
||
|
|
public bool requiresCircleProjection()
|
||
|
|
{
|
||
|
|
return surfaceType == SurfaceType.UnityTerrain ||
|
||
|
|
surfaceType == SurfaceType.TerrainMesh ||
|
||
|
|
surfaceType == SurfaceType.SphericalMesh;
|
||
|
|
}
|
||
|
|
|
||
|
|
public bool isTerrain()
|
||
|
|
{
|
||
|
|
return surfaceType == SurfaceType.UnityTerrain || surfaceType == SurfaceType.TerrainMesh;
|
||
|
|
}
|
||
|
|
|
||
|
|
public void reset()
|
||
|
|
{
|
||
|
|
gameObject = null;
|
||
|
|
surfaceType = SurfaceType.Invalid;
|
||
|
|
genericNormal = Vector3.zero;
|
||
|
|
pickNormal = Vector3.zero;
|
||
|
|
pickPoint = Vector3.zero;
|
||
|
|
isLocked = false;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
private static readonly int _numCirclePoints = 150;
|
||
|
|
[NonSerialized]
|
||
|
|
private List<Vector3> _circlePoints = new List<Vector3>(_numCirclePoints);
|
||
|
|
|
||
|
|
[NonSerialized]
|
||
|
|
private List<Vector3> _vector3Buffer = new List<Vector3>();
|
||
|
|
[NonSerialized]
|
||
|
|
private List<GameObject> _boxObjectOverlapBuffer = new List<GameObject>();
|
||
|
|
[NonSerialized]
|
||
|
|
private List<GameObject> _overlappedObjects = new List<GameObject>();
|
||
|
|
|
||
|
|
[NonSerialized]
|
||
|
|
private ObjectRaycastConfig _surfacePickRaycastConfig = ObjectRaycastConfig.defaultConfig;
|
||
|
|
[NonSerialized]
|
||
|
|
private SceneRaycastFilter _surfacePickRaycastFiler = new SceneRaycastFilter();
|
||
|
|
[NonSerialized]
|
||
|
|
private ObjectOverlapFilter _objectOveralpFilter = new ObjectOverlapFilter();
|
||
|
|
[NonSerialized]
|
||
|
|
private ObjectOverlapConfig _objectOverlapConfig = ObjectOverlapConfig.defaultConfig;
|
||
|
|
[NonSerialized]
|
||
|
|
private ObjectBounds.QueryConfig _overlappedBoundsQConfig = new ObjectBounds.QueryConfig();
|
||
|
|
[NonSerialized]
|
||
|
|
private Surface _surface = new Surface();
|
||
|
|
|
||
|
|
public override ObjectEraseToolId toolId { get { return ObjectEraseToolId.Brush3D; } }
|
||
|
|
|
||
|
|
public ObjectEraseBrush3D()
|
||
|
|
{
|
||
|
|
_objectOveralpFilter.objectTypes = GameObjectType.Mesh | GameObjectType.Sprite;
|
||
|
|
_objectOveralpFilter.customFilter = (GameObject gameObject) => { return ObjectErase.instance.canEraseObject(gameObject); };
|
||
|
|
_overlappedBoundsQConfig.objectTypes = GameObjectType.Mesh | GameObjectType.Sprite;
|
||
|
|
}
|
||
|
|
|
||
|
|
protected override void doOnSceneGUI()
|
||
|
|
{
|
||
|
|
Event e = Event.current;
|
||
|
|
|
||
|
|
updateSurface();
|
||
|
|
updateCircleDrawPoints();
|
||
|
|
if (_surface.surfaceType == SurfaceType.Invalid) return;
|
||
|
|
|
||
|
|
if (e.type == EventType.MouseDown && e.button == 0) _surface.isLocked = true;
|
||
|
|
else if (e.type == EventType.MouseUp && e.button == 0)
|
||
|
|
{
|
||
|
|
_surface.isLocked = false;
|
||
|
|
detectOverlappedObjects();
|
||
|
|
eraseGameObjects(_overlappedObjects);
|
||
|
|
}
|
||
|
|
else if (e.type == EventType.MouseDrag && e.button == 0)
|
||
|
|
{
|
||
|
|
detectOverlappedObjects();
|
||
|
|
eraseGameObjects(_overlappedObjects);
|
||
|
|
}
|
||
|
|
else
|
||
|
|
if (FixedShortcuts.changeHeightByScrollWheel(e))
|
||
|
|
{
|
||
|
|
e.disable();
|
||
|
|
ObjectErase.instance.eraseBrush3DSettings.eraseHeight -= 0.1f * e.getMouseScroll();
|
||
|
|
EditorUtility.SetDirty(ObjectErase.instance.eraseBrush3DSettings);
|
||
|
|
}
|
||
|
|
else
|
||
|
|
if (FixedShortcuts.changeRadiusByScrollWheel(e))
|
||
|
|
{
|
||
|
|
e.disable();
|
||
|
|
ObjectErase.instance.eraseBrush3DSettings.radius -= 0.1f * e.getMouseScroll();
|
||
|
|
EditorUtility.SetDirty(ObjectErase.instance.eraseBrush3DSettings);
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
protected override void draw()
|
||
|
|
{
|
||
|
|
if (_surface.surfaceType == SurfaceType.Invalid) return;
|
||
|
|
|
||
|
|
if (_surface.requiresCircleProjection())
|
||
|
|
{
|
||
|
|
Material material = MaterialPool.instance.simpleDiffuse;
|
||
|
|
material.setCullModeBack();
|
||
|
|
material.setZTestEnabled(false);
|
||
|
|
|
||
|
|
material.SetColor("_Color", ObjectErasePrefs.instance.brush3DBorderColor);
|
||
|
|
material.SetPass(0);
|
||
|
|
GLEx.drawLineLoop3D(_circlePoints);
|
||
|
|
}
|
||
|
|
else
|
||
|
|
{
|
||
|
|
Matrix4x4 circleTransform = calcCircleDrawTransform();
|
||
|
|
Material material = MaterialPool.instance.simpleDiffuse;
|
||
|
|
material.setCullModeOff();
|
||
|
|
material.setZTestEnabled(true);
|
||
|
|
|
||
|
|
material.SetColor("_Color", ObjectErasePrefs.instance.brush3DBorderColor);
|
||
|
|
material.SetPass(0);
|
||
|
|
Graphics.DrawMeshNow(MeshPool.instance.unitWireCircleXY, circleTransform);
|
||
|
|
}
|
||
|
|
|
||
|
|
HandlesEx.saveColor();
|
||
|
|
Handles.color = ObjectErasePrefs.instance.brush3DHeightIndicatorColor;
|
||
|
|
Handles.DrawLine(_surface.pickPoint, _surface.pickPoint + _surface.genericNormal * ObjectErase.instance.eraseBrush3DSettings.eraseHeight);
|
||
|
|
HandlesEx.restoreColor();
|
||
|
|
}
|
||
|
|
|
||
|
|
private Matrix4x4 calcCircleDrawTransform()
|
||
|
|
{
|
||
|
|
float circleRadius = ObjectErase.instance.eraseBrush3DSettings.radius;
|
||
|
|
Vector3 offsetNormal = _surface.isTerrain() ? _surface.genericNormal : _surface.pickNormal;
|
||
|
|
return Matrix4x4.TRS(_surface.pickPoint + offsetNormal * 0.005f * HandleUtility.GetHandleSize(_surface.pickPoint), calcCircleRotation(), new Vector3(circleRadius, circleRadius, 1.0f));
|
||
|
|
}
|
||
|
|
|
||
|
|
private Quaternion calcCircleRotation()
|
||
|
|
{
|
||
|
|
return QuaternionEx.create(Vector3.forward, _surface.genericNormal, Vector3.right);
|
||
|
|
}
|
||
|
|
|
||
|
|
private void updateSurface()
|
||
|
|
{
|
||
|
|
if (_surface.isLocked)
|
||
|
|
{
|
||
|
|
Ray pickRay = PluginCamera.camera.getCursorRay();
|
||
|
|
if (_surface.surfaceType == SurfaceType.Grid || _surface.surfaceType == SurfaceType.Mesh)
|
||
|
|
{
|
||
|
|
float t;
|
||
|
|
Plane surfacePlane = new Plane(_surface.pickNormal, _surface.pickPoint);
|
||
|
|
if (surfacePlane.Raycast(pickRay, out t)) _surface.pickPoint = pickRay.GetPoint(t);
|
||
|
|
}
|
||
|
|
else
|
||
|
|
if (_surface.surfaceType == SurfaceType.UnityTerrain)
|
||
|
|
{
|
||
|
|
TerrainCollider terrainCollider = _surface.gameObject.getTerrainCollider();
|
||
|
|
if (terrainCollider != null)
|
||
|
|
{
|
||
|
|
RaycastHit rayHit;
|
||
|
|
if (terrainCollider.Raycast(pickRay, out rayHit, float.MaxValue))
|
||
|
|
_surface.pickPoint = pickRay.GetPoint(rayHit.distance);
|
||
|
|
}
|
||
|
|
}
|
||
|
|
else
|
||
|
|
if (_surface.surfaceType == SurfaceType.TerrainMesh || _surface.surfaceType == SurfaceType.SphericalMesh)
|
||
|
|
{
|
||
|
|
PluginMesh pluginMesh = PluginMeshDb.instance.getPluginMesh(_surface.gameObject.getMesh());
|
||
|
|
if (pluginMesh != null)
|
||
|
|
{
|
||
|
|
MeshRayHit rayHit;
|
||
|
|
MeshRaycastConfig meshRaycastConfig = MeshRaycastConfig.defaultConfig;
|
||
|
|
if (pluginMesh.raycastClosest(pickRay, _surface.gameObject.transform, meshRaycastConfig, out rayHit))
|
||
|
|
_surface.pickPoint = pickRay.GetPoint(rayHit.hitEnter);
|
||
|
|
}
|
||
|
|
}
|
||
|
|
}
|
||
|
|
else
|
||
|
|
{
|
||
|
|
_surface.reset();
|
||
|
|
|
||
|
|
var eraseSettings = ObjectErase.instance.eraseBrush3DSettings;
|
||
|
|
_surfacePickRaycastFiler.layerMask = eraseSettings.surfaceLayers;
|
||
|
|
_surfacePickRaycastFiler.raycastGrid = eraseSettings.allowsGridSurface;
|
||
|
|
_surfacePickRaycastFiler.raycastObjects = eraseSettings.allowsMeshSurface | eraseSettings.allowsTerrainSurface;
|
||
|
|
|
||
|
|
_surfacePickRaycastFiler.objectTypes = GameObjectType.None;
|
||
|
|
if (eraseSettings.allowsMeshSurface) _surfacePickRaycastFiler.objectTypes |= GameObjectType.Mesh;
|
||
|
|
if (eraseSettings.allowsTerrainSurface) _surfacePickRaycastFiler.objectTypes |= GameObjectType.Terrain;
|
||
|
|
|
||
|
|
var rayHit = PluginScene.instance.raycastClosest(PluginCamera.camera.getCursorRay(), _surfacePickRaycastFiler, _surfacePickRaycastConfig);
|
||
|
|
if (rayHit.anyHit)
|
||
|
|
{
|
||
|
|
if (rayHit.wasObjectHit && !rayHit.wasGridHit) surfaceFromObjectHit(rayHit.objectHit);
|
||
|
|
else if (rayHit.wasGridHit && !rayHit.wasObjectHit) surfaceFromGridHit(rayHit.gridHit);
|
||
|
|
else
|
||
|
|
{
|
||
|
|
if (rayHit.gridHit.hitEnter < rayHit.objectHit.hitEnter &&
|
||
|
|
Mathf.Abs(rayHit.gridHit.hitEnter - rayHit.objectHit.hitEnter) > 1e-4f) surfaceFromGridHit(rayHit.gridHit);
|
||
|
|
else surfaceFromObjectHit(rayHit.objectHit);
|
||
|
|
}
|
||
|
|
}
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
private void updateCircleDrawPoints()
|
||
|
|
{
|
||
|
|
if (_surface.surfaceType == SurfaceType.UnityTerrain)
|
||
|
|
{
|
||
|
|
Terrain terrain = _surface.gameObject.getTerrain();
|
||
|
|
Matrix4x4 circleTransform = calcCircleDrawTransform();
|
||
|
|
Vector3 circleU = circleTransform.getRight();
|
||
|
|
Vector3 circleV = circleTransform.getUp();
|
||
|
|
CircleMesh.generateXYCirclePointsCW(_surface.pickPoint, ObjectErase.instance.eraseBrush3DSettings.radius, circleU, circleV, _numCirclePoints, _circlePoints);
|
||
|
|
terrain.projectPoints(terrain.transform.position.y, _circlePoints);
|
||
|
|
}
|
||
|
|
else
|
||
|
|
if (_surface.surfaceType == SurfaceType.TerrainMesh)
|
||
|
|
{
|
||
|
|
PluginMesh terrainMesh = PluginMeshDb.instance.getPluginMesh(_surface.gameObject.getMesh());
|
||
|
|
Matrix4x4 circleTransform = calcCircleDrawTransform();
|
||
|
|
Vector3 circleU = circleTransform.getRight();
|
||
|
|
Vector3 circleV = circleTransform.getUp();
|
||
|
|
CircleMesh.generateXYCirclePointsCW(_surface.pickPoint, ObjectErase.instance.eraseBrush3DSettings.radius, circleU, circleV, _numCirclePoints, _circlePoints);
|
||
|
|
TerrainMeshUtil.projectPoints(_surface.gameObject, terrainMesh, _circlePoints);
|
||
|
|
}
|
||
|
|
else
|
||
|
|
if (_surface.surfaceType == SurfaceType.SphericalMesh)
|
||
|
|
{
|
||
|
|
Matrix4x4 circleTransform = calcCircleDrawTransform();
|
||
|
|
Vector3 circleU = circleTransform.getRight();
|
||
|
|
Vector3 circleV = circleTransform.getUp();
|
||
|
|
CircleMesh.generateXYCirclePointsCW(_surface.pickPoint, ObjectErase.instance.eraseBrush3DSettings.radius, circleU, circleV, _numCirclePoints, _circlePoints);
|
||
|
|
SphericalMeshUtil.projectPoints(_surface.gameObject, _circlePoints);
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
private void surfaceFromObjectHit(ObjectRayHit objectHit)
|
||
|
|
{
|
||
|
|
_surface.gameObject = objectHit.hitObject;
|
||
|
|
GameObjectType gameObjectType = GameObjectDataDb.instance.getGameObjectType(_surface.gameObject);
|
||
|
|
_surface.surfaceType = gameObjectType == GameObjectType.Terrain ? SurfaceType.UnityTerrain : SurfaceType.Mesh;
|
||
|
|
_surface.genericNormal = gameObjectType == GameObjectType.Terrain ? _surface.gameObject.transform.up : objectHit.hitNormal;
|
||
|
|
_surface.pickNormal = objectHit.hitNormal;
|
||
|
|
_surface.pickPoint = objectHit.hitPoint;
|
||
|
|
|
||
|
|
if (_surface.gameObject.isTerrainMesh())
|
||
|
|
{
|
||
|
|
_surface.surfaceType = SurfaceType.TerrainMesh;
|
||
|
|
_surface.genericNormal = ObjectPrefs.instance.getTerrainMeshUp(_surface.gameObject);
|
||
|
|
}
|
||
|
|
else
|
||
|
|
if (_surface.gameObject.isSphericalMesh())
|
||
|
|
{
|
||
|
|
_surface.surfaceType = SurfaceType.SphericalMesh;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
private void surfaceFromGridHit(GridRayHit gridHit)
|
||
|
|
{
|
||
|
|
_surface.gameObject = null;
|
||
|
|
_surface.surfaceType = SurfaceType.Grid;
|
||
|
|
_surface.genericNormal = gridHit.hitNormal;
|
||
|
|
_surface.pickNormal = gridHit.hitNormal;
|
||
|
|
_surface.pickPoint = gridHit.hitPoint;
|
||
|
|
}
|
||
|
|
|
||
|
|
private void detectOverlappedObjects()
|
||
|
|
{
|
||
|
|
_overlappedObjects.Clear();
|
||
|
|
|
||
|
|
OBB overlapBox = calcObjectOverlapBox();
|
||
|
|
if (_surface.gameObject != null) _objectOveralpFilter.setIgnoredObject(_surface.gameObject);
|
||
|
|
if (PluginScene.instance.overlapBox(overlapBox, _objectOveralpFilter, _objectOverlapConfig, _boxObjectOverlapBuffer))
|
||
|
|
{
|
||
|
|
Quaternion circleRotation = calcCircleRotation();
|
||
|
|
Vector3 circleU = circleRotation * Vector3.right;
|
||
|
|
Vector3 circleV = circleRotation * Vector3.up;
|
||
|
|
float eraseHeight = ObjectErase.instance.eraseBrush3DSettings.eraseHeight;
|
||
|
|
float circleRadius = ObjectErase.instance.eraseBrush3DSettings.radius;
|
||
|
|
bool allowPartialOverlap = ObjectErase.instance.eraseBrush3DSettings.allowPartialOverlap;
|
||
|
|
|
||
|
|
if (_surface.surfaceType == SurfaceType.UnityTerrain)
|
||
|
|
{
|
||
|
|
const float onTerrainEps = 1e-6f;
|
||
|
|
Terrain terrain = _surface.gameObject.getTerrain();
|
||
|
|
foreach (var go in _boxObjectOverlapBuffer)
|
||
|
|
{
|
||
|
|
OBB obb = ObjectBounds.calcWorldOBB(go, _overlappedBoundsQConfig);
|
||
|
|
if (!Box3D.isSpanningOrOnOrInFrontOfUnityTerrain(obb.center, obb.size, obb.rotation, terrain, onTerrainEps, eraseHeight)) continue;
|
||
|
|
|
||
|
|
if (allowPartialOverlap)
|
||
|
|
{
|
||
|
|
if (Circle3D.intersectsOBBAsInfiniteCylinder(_surface.pickPoint, circleRadius, circleU, circleV, obb)) _overlappedObjects.Add(go);
|
||
|
|
}
|
||
|
|
else
|
||
|
|
{
|
||
|
|
Box3D.calcCorners(obb.center, obb.size, obb.rotation, _vector3Buffer, false);
|
||
|
|
if (Circle3D.containsPointsAsInfiniteCylinder(_surface.pickPoint, circleRadius, circleU, circleV, _vector3Buffer)) _overlappedObjects.Add(go);
|
||
|
|
}
|
||
|
|
}
|
||
|
|
}
|
||
|
|
else
|
||
|
|
if (_surface.surfaceType == SurfaceType.TerrainMesh)
|
||
|
|
{
|
||
|
|
const float onTerrainEps = 1e-6f;
|
||
|
|
PluginMesh terrainMesh = PluginMeshDb.instance.getPluginMesh(_surface.gameObject.getMesh());
|
||
|
|
foreach (var go in _boxObjectOverlapBuffer)
|
||
|
|
{
|
||
|
|
OBB obb = ObjectBounds.calcWorldOBB(go, _overlappedBoundsQConfig);
|
||
|
|
if (!Box3D.isSpanningOrOnOrInFrontOfTerrainMesh(obb.center, obb.size, obb.rotation, _surface.gameObject, terrainMesh, onTerrainEps, eraseHeight)) continue;
|
||
|
|
|
||
|
|
if (allowPartialOverlap)
|
||
|
|
{
|
||
|
|
if (Circle3D.intersectsOBBAsInfiniteCylinder(_surface.pickPoint, circleRadius, circleU, circleV, obb)) _overlappedObjects.Add(go);
|
||
|
|
}
|
||
|
|
else
|
||
|
|
{
|
||
|
|
Box3D.calcCorners(obb.center, obb.size, obb.rotation, _vector3Buffer, false);
|
||
|
|
if (Circle3D.containsPointsAsInfiniteCylinder(_surface.pickPoint, circleRadius, circleU, circleV, _vector3Buffer)) _overlappedObjects.Add(go);
|
||
|
|
}
|
||
|
|
}
|
||
|
|
}
|
||
|
|
else
|
||
|
|
if (_surface.surfaceType == SurfaceType.Grid || _surface.surfaceType == SurfaceType.Mesh)
|
||
|
|
{
|
||
|
|
// Note: Lift the plane up a bit to avoid deleting objects below or sitting exactly on the surface plane.
|
||
|
|
const float onPlaneEps = 1e-6f;
|
||
|
|
Plane surfacePlane = new Plane(_surface.pickNormal, _surface.pickPoint + _surface.pickNormal * 1e-3f);
|
||
|
|
foreach(var go in _boxObjectOverlapBuffer)
|
||
|
|
{
|
||
|
|
OBB obb = ObjectBounds.calcWorldOBB(go, _overlappedBoundsQConfig);
|
||
|
|
if (!Box3D.isSpanningOrOnOrInFrontOfPlane(obb.center, obb.size, obb.rotation, surfacePlane, onPlaneEps, eraseHeight)) continue;
|
||
|
|
|
||
|
|
if (allowPartialOverlap)
|
||
|
|
{
|
||
|
|
if (Circle3D.intersectsOBBAsInfiniteCylinder(_surface.pickPoint, circleRadius, circleU, circleV, obb)) _overlappedObjects.Add(go);
|
||
|
|
}
|
||
|
|
else
|
||
|
|
{
|
||
|
|
Box3D.calcCorners(obb.center, obb.size, obb.rotation, _vector3Buffer, false);
|
||
|
|
if (Circle3D.containsPointsAsInfiniteCylinder(_surface.pickPoint, circleRadius, circleU, circleV, _vector3Buffer)) _overlappedObjects.Add(go);
|
||
|
|
}
|
||
|
|
}
|
||
|
|
}
|
||
|
|
else
|
||
|
|
if (_surface.surfaceType == SurfaceType.SphericalMesh)
|
||
|
|
{
|
||
|
|
const float onSphereEps = 1e-6f;
|
||
|
|
foreach (var go in _boxObjectOverlapBuffer)
|
||
|
|
{
|
||
|
|
OBB obb = ObjectBounds.calcWorldOBB(go, _overlappedBoundsQConfig);
|
||
|
|
if (!Box3D.isSpanningOrOnOrInFrontOfSphericalMesh(obb.center, obb.size, obb.rotation, _surface.gameObject, onSphereEps, eraseHeight)) continue;
|
||
|
|
|
||
|
|
if (allowPartialOverlap)
|
||
|
|
{
|
||
|
|
if (Circle3D.intersectsOBBAsInfiniteCylinder(_surface.pickPoint, circleRadius, circleU, circleV, obb)) _overlappedObjects.Add(go);
|
||
|
|
}
|
||
|
|
else
|
||
|
|
{
|
||
|
|
Box3D.calcCorners(obb.center, obb.size, obb.rotation, _vector3Buffer, false);
|
||
|
|
if (Circle3D.containsPointsAsInfiniteCylinder(_surface.pickPoint, circleRadius, circleU, circleV, _vector3Buffer)) _overlappedObjects.Add(go);
|
||
|
|
}
|
||
|
|
}
|
||
|
|
}
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
private OBB calcObjectOverlapBox()
|
||
|
|
{
|
||
|
|
float circleRadius = ObjectErase.instance.eraseBrush3DSettings.radius;
|
||
|
|
float eraseHeight = ObjectErase.instance.eraseBrush3DSettings.eraseHeight;
|
||
|
|
if (_surface.surfaceType == SurfaceType.UnityTerrain)
|
||
|
|
{
|
||
|
|
AABB circlePointsAABB = new AABB(_circlePoints);
|
||
|
|
OBB overlapBox = new OBB();
|
||
|
|
overlapBox.rotation = calcCircleRotation();
|
||
|
|
overlapBox.center = circlePointsAABB.center;
|
||
|
|
overlapBox.size = new Vector3(circleRadius * 2.0f, circleRadius * 2.0f, circlePointsAABB.size.y + eraseHeight);
|
||
|
|
return overlapBox;
|
||
|
|
}
|
||
|
|
else
|
||
|
|
if (_surface.surfaceType == SurfaceType.TerrainMesh)
|
||
|
|
{
|
||
|
|
AABB circlePointsAABB = new AABB(_circlePoints);
|
||
|
|
OBB overlapBox = new OBB();
|
||
|
|
overlapBox.rotation = calcCircleRotation();
|
||
|
|
overlapBox.center = circlePointsAABB.center;
|
||
|
|
overlapBox.size = new Vector3(circleRadius * 2.0f, circleRadius * 2.0f, circlePointsAABB.size.magnitude + eraseHeight);
|
||
|
|
return overlapBox;
|
||
|
|
}
|
||
|
|
else
|
||
|
|
if (_surface.surfaceType == SurfaceType.Grid || _surface.surfaceType == SurfaceType.Mesh)
|
||
|
|
{
|
||
|
|
float boxHeight = eraseHeight;
|
||
|
|
OBB overlapBox = new OBB();
|
||
|
|
overlapBox.rotation = calcCircleRotation();
|
||
|
|
overlapBox.center = _surface.pickPoint + _surface.pickNormal * (boxHeight * 0.5f);
|
||
|
|
overlapBox.size = new Vector3(circleRadius * 2.0f, circleRadius * 2.0f, boxHeight);
|
||
|
|
return overlapBox;
|
||
|
|
}
|
||
|
|
else
|
||
|
|
if (_surface.surfaceType == SurfaceType.SphericalMesh)
|
||
|
|
{
|
||
|
|
AABB circlePointsAABB = new AABB(_circlePoints);
|
||
|
|
OBB overlapBox = new OBB();
|
||
|
|
overlapBox.rotation = calcCircleRotation();
|
||
|
|
overlapBox.center = circlePointsAABB.center;
|
||
|
|
overlapBox.size = new Vector3(circleRadius * 2.0f, circleRadius * 2.0f, circlePointsAABB.size.magnitude + eraseHeight);
|
||
|
|
return overlapBox;
|
||
|
|
}
|
||
|
|
else return OBB.getInvalid();
|
||
|
|
}
|
||
|
|
}
|
||
|
|
}
|
||
|
|
#endif
|