public static bool SetBrushFromPlanes(CSGBrush brush, UnityEngine.Plane[] planes, Vector3[] tangents = null, Vector3[] binormals = null, Material[] materials = null, Matrix4x4[] textureMatrices = null, TextureMatrixSpace textureMatrixSpace = TextureMatrixSpace.WorldSpace)
{
if (!brush)
{
return(false);
}
ControlMesh controlMesh;
Shape shape;
if (!CreateControlMeshFromPlanes(out controlMesh, out shape, planes, tangents, binormals, materials, textureMatrices, textureMatrixSpace))
{
return(false);
}
brush.ControlMesh = controlMesh;
brush.Shape = shape;
if (brush.ControlMesh != null)
{
brush.ControlMesh.SetDirty();
}
if (brush.Shape != null)
{
ShapeUtility.EnsureInitialized(brush.Shape);
}
return(true);
}
public static void UndoRedoPerformed()
{
BrushOutlineManager.ClearOutlines();
CheckForChanges(forceHierarchyUpdate: true);
if (!IgnoreMaterials)
{
foreach (var brush in Brushes)
{
try
{
//brush.EnsureInitialized();
if (brush.Shape != null)
{
ShapeUtility.CheckMaterials(brush.Shape);
}
}
finally { }
}
foreach (var brush in Brushes)
{
try
{
InternalCSGModelManager.CheckSurfaceModifications(brush, true);
//InternalCSGModelManager.ValidateBrush(brush);
}
finally { }
}
}
}
internal static CSGBrush CreateBrush(Transform parent, string brushName, ControlMesh controlMesh, Shape shape)
{
var gameObject = OperationsUtility.CreateGameObject(parent, brushName, false);
if (!gameObject)
{
return(null);
}
var brush = gameObject.AddComponent <CSGBrush>();
if (!brush)
{
return(null);
}
brush.ControlMesh = controlMesh;
brush.Shape = shape;
if (brush.ControlMesh != null)
{
brush.ControlMesh.SetDirty();
}
if (brush.Shape != null)
{
ShapeUtility.EnsureInitialized(brush.Shape);
}
return(brush);
}
void UpdateBrushMeshes(HashSet <CSGBrush> brushes, HashSet <CSGModel> models)
{
foreach (var brush in brushes)
{
brush.EnsureInitialized();
ShapeUtility.CheckMaterials(brush.Shape);
// var brush_cache = InternalCSGModelManager.GetBrushCache(brush);
}
foreach (var brush in brushes)
{
InternalCSGModelManager.CheckSurfaceModifications(brush, true);
InternalCSGModelManager.ValidateBrush(brush);
}
MeshInstanceManager.UpdateHelperSurfaceVisibility(force: true);
}
internal static CSGBrush CreateBrushComponent(GameObject gameObject, ControlMesh controlMesh, Shape shape)
{
var brush = gameObject.AddComponent <CSGBrush>();
if (!brush)
{
return(null);
}
brush.ControlMesh = controlMesh;
brush.Shape = shape;
if (brush.ControlMesh != null)
{
brush.ControlMesh.SetDirty();
}
if (brush.Shape != null)
{
ShapeUtility.EnsureInitialized(brush.Shape);
}
return(brush);
}
void UpdateBrushMeshes(HashSet <CSGBrush> brushes, HashSet <CSGModel> models)
{
foreach (var brush in brushes)
{
brush.EnsureInitialized();
ShapeUtility.CheckMaterials(brush.Shape);
var brush_cache = InternalCSGModelManager.GetBrushCache(brush);
InternalCSGModelManager.RegisterMaterials(brush_cache.childData.Model, brush.Shape, false);
}
foreach (var model in models)
{
InternalCSGModelManager.UpdateMaterialCount(model);
}
foreach (var brush in brushes)
{
InternalCSGModelManager.CheckSurfaceModifications(brush, true);
InternalCSGModelManager.ValidateBrush(brush);
}
MeshInstanceManager.UpdateHelperSurfaceVisibility();
}
public void Dispose(bool disposing)
{
if (!disposedValue)
{
if (disposing)
{
if (_brushes == null)
{
return;
}
if (_brushes.Length > 0)
{
for (int i = 0; i < _brushes.Length; i++)
{
if (!_brushes[i])
{
continue;
}
_brushes[i].EnsureInitialized();
ShapeUtility.CheckMaterials(_brushes[i].Shape);
}
for (int i = 0; i < _brushes.Length; i++)
{
if (!_brushes[i])
{
continue;
}
InternalCSGModelManager.CheckSurfaceModifications(_brushes[i], true);
}
if (_undoGroupIndex != -1)
{
Undo.CollapseUndoOperations(_undoGroupIndex);
Undo.FlushUndoRecordObjects();
}
}
}
_brushes = null;
disposedValue = true;
}
}
public static bool SetBrushCubeMesh(CSGBrush brush, Vector3 size)
{
if (!brush)
{
return(false);
}
ControlMesh controlMesh;
Shape shape;
BrushFactory.CreateCubeControlMesh(out controlMesh, out shape, size);
brush.ControlMesh = controlMesh;
brush.Shape = shape;
if (brush.ControlMesh != null)
{
brush.ControlMesh.SetDirty();
}
if (brush.Shape != null)
{
ShapeUtility.EnsureInitialized(brush.Shape);
}
return(true);
}
internal static bool CreateCubeControlMesh(out ControlMesh controlMesh, out Shape shape, Vector3 min, Vector3 max)
{
if (min.x > max.x)
{
float x = min.x; min.x = max.x; max.x = x;
}
if (min.y > max.y)
{
float y = min.y; min.y = max.y; max.y = y;
}
if (min.z > max.z)
{
float z = min.z; min.z = max.z; max.z = z;
}
if (min.x == max.x || min.y == max.y || min.z == max.z)
{
shape = null;
controlMesh = null;
return(false);
}
controlMesh = new ControlMesh();
controlMesh.Vertices = new Vector3[]
{
new Vector3(min.x, min.y, min.z),
new Vector3(min.x, max.y, min.z),
new Vector3(max.x, max.y, min.z),
new Vector3(max.x, min.y, min.z),
new Vector3(min.x, min.y, max.z),
new Vector3(min.x, max.y, max.z),
new Vector3(max.x, max.y, max.z),
new Vector3(max.x, min.y, max.z)
};
controlMesh.Edges = new HalfEdge[]
{
new HalfEdge(0, 21, 0, true), // 0
new HalfEdge(0, 9, 1, true), // 1
new HalfEdge(0, 13, 2, true), // 2
new HalfEdge(0, 17, 3, true), // 3
new HalfEdge(1, 23, 7, true), // 4
new HalfEdge(1, 19, 6, true), // 5
new HalfEdge(1, 15, 5, true), // 6
new HalfEdge(1, 11, 4, true), // 7
new HalfEdge(2, 14, 1, true), // 8
new HalfEdge(2, 1, 0, true), // 9
new HalfEdge(2, 20, 4, true), // 10
new HalfEdge(2, 7, 5, true), // 11
new HalfEdge(3, 18, 2, true), // 12
new HalfEdge(3, 2, 1, true), // 13
new HalfEdge(3, 8, 5, true), // 14
new HalfEdge(3, 6, 6, true), // 15
new HalfEdge(4, 22, 3, true), // 16
new HalfEdge(4, 3, 2, true), // 17
new HalfEdge(4, 12, 6, true), // 18
new HalfEdge(4, 5, 7, true), // 19
new HalfEdge(5, 10, 0, true), // 20
new HalfEdge(5, 0, 3, true), // 21
new HalfEdge(5, 16, 7, true), // 22
new HalfEdge(5, 4, 4, true) // 23
};
controlMesh.Polygons = new Polygon[]
{
// left/right
new Polygon(new int[] { 0, 1, 2, 3 }, 0), // 0
new Polygon(new int[] { 7, 4, 5, 6 }, 1), // 1
// front/back
new Polygon(new int[] { 9, 10, 11, 8 }, 2), // 2
new Polygon(new int[] { 13, 14, 15, 12 }, 3), // 3
// top/down
new Polygon(new int[] { 16, 17, 18, 19 }, 4), // 4
new Polygon(new int[] { 20, 21, 22, 23 }, 5) // 5
};
shape = new Shape();
shape.Surfaces = new Surface[6];
shape.Surfaces[0].TexGenIndex = 0;
shape.Surfaces[1].TexGenIndex = 1;
shape.Surfaces[2].TexGenIndex = 2;
shape.Surfaces[3].TexGenIndex = 3;
shape.Surfaces[4].TexGenIndex = 4;
shape.Surfaces[5].TexGenIndex = 5;
shape.Surfaces[0].Plane = GeometryUtility.CalcPolygonPlane(controlMesh, 0);
shape.Surfaces[1].Plane = GeometryUtility.CalcPolygonPlane(controlMesh, 1);
shape.Surfaces[2].Plane = GeometryUtility.CalcPolygonPlane(controlMesh, 2);
shape.Surfaces[3].Plane = GeometryUtility.CalcPolygonPlane(controlMesh, 3);
shape.Surfaces[4].Plane = GeometryUtility.CalcPolygonPlane(controlMesh, 4);
shape.Surfaces[5].Plane = GeometryUtility.CalcPolygonPlane(controlMesh, 5);
GeometryUtility.CalculateTangents(shape.Surfaces[0].Plane.normal, out shape.Surfaces[0].Tangent, out shape.Surfaces[0].BiNormal);
GeometryUtility.CalculateTangents(shape.Surfaces[1].Plane.normal, out shape.Surfaces[1].Tangent, out shape.Surfaces[1].BiNormal);
GeometryUtility.CalculateTangents(shape.Surfaces[2].Plane.normal, out shape.Surfaces[2].Tangent, out shape.Surfaces[2].BiNormal);
GeometryUtility.CalculateTangents(shape.Surfaces[3].Plane.normal, out shape.Surfaces[3].Tangent, out shape.Surfaces[3].BiNormal);
GeometryUtility.CalculateTangents(shape.Surfaces[4].Plane.normal, out shape.Surfaces[4].Tangent, out shape.Surfaces[4].BiNormal);
GeometryUtility.CalculateTangents(shape.Surfaces[5].Plane.normal, out shape.Surfaces[5].Tangent, out shape.Surfaces[5].BiNormal);
var defaultMaterial = CSGSettings.DefaultMaterial;
shape.TexGens = new TexGen[6];
shape.TexGens[0].RenderMaterial = defaultMaterial;
shape.TexGens[1].RenderMaterial = defaultMaterial;
shape.TexGens[2].RenderMaterial = defaultMaterial;
shape.TexGens[3].RenderMaterial = defaultMaterial;
shape.TexGens[4].RenderMaterial = defaultMaterial;
shape.TexGens[5].RenderMaterial = defaultMaterial;
shape.TexGens[0].Scale = MathConstants.oneVector3;
shape.TexGens[1].Scale = MathConstants.oneVector3;
shape.TexGens[2].Scale = MathConstants.oneVector3;
shape.TexGens[3].Scale = MathConstants.oneVector3;
shape.TexGens[4].Scale = MathConstants.oneVector3;
shape.TexGens[5].Scale = MathConstants.oneVector3;
shape.TexGens[0].Color = Color.white;
shape.TexGens[1].Color = Color.white;
shape.TexGens[2].Color = Color.white;
shape.TexGens[3].Color = Color.white;
shape.TexGens[4].Color = Color.white;
shape.TexGens[5].Color = Color.white;
shape.TexGenFlags = new TexGenFlags[6];
shape.TexGenFlags[0] = TexGenFlags.None;
shape.TexGenFlags[1] = TexGenFlags.None;
shape.TexGenFlags[2] = TexGenFlags.None;
shape.TexGenFlags[3] = TexGenFlags.None;
shape.TexGenFlags[4] = TexGenFlags.None;
shape.TexGenFlags[5] = TexGenFlags.None;
//controlMesh.Validate();
ShapeUtility.EnsureInitialized(shape);
controlMesh.IsValid = ControlMeshUtility.Validate(controlMesh, shape);
return(controlMesh.IsValid);
}
internal static void CreateCubeControlMesh(out ControlMesh controlMesh, out Shape shape, Vector3 size)
{
size *= 0.5f;
controlMesh = new ControlMesh();
controlMesh.Vertices = new Vector3[]
{
new Vector3(-size.x, -size.y, -size.z),
new Vector3(-size.x, size.y, -size.z),
new Vector3(size.x, size.y, -size.z),
new Vector3(size.x, -size.y, -size.z),
new Vector3(-size.x, -size.y, size.z),
new Vector3(-size.x, size.y, size.z),
new Vector3(size.x, size.y, size.z),
new Vector3(size.x, -size.y, size.z)
};
controlMesh.Edges = new HalfEdge[]
{
new HalfEdge(0, 21, 0, true), // 0
new HalfEdge(0, 9, 1, true), // 1
new HalfEdge(0, 13, 2, true), // 2
new HalfEdge(0, 17, 3, true), // 3
new HalfEdge(1, 23, 7, true), // 4
new HalfEdge(1, 19, 6, true), // 5
new HalfEdge(1, 15, 5, true), // 6
new HalfEdge(1, 11, 4, true), // 7
new HalfEdge(2, 14, 1, true), // 8
new HalfEdge(2, 1, 0, true), // 9
new HalfEdge(2, 20, 4, true), // 10
new HalfEdge(2, 7, 5, true), // 11
new HalfEdge(3, 18, 2, true), // 12
new HalfEdge(3, 2, 1, true), // 13
new HalfEdge(3, 8, 5, true), // 14
new HalfEdge(3, 6, 6, true), // 15
new HalfEdge(4, 22, 3, true), // 16
new HalfEdge(4, 3, 2, true), // 17
new HalfEdge(4, 12, 6, true), // 18
new HalfEdge(4, 5, 7, true), // 19
new HalfEdge(5, 10, 0, true), // 20
new HalfEdge(5, 0, 3, true), // 21
new HalfEdge(5, 16, 7, true), // 22
new HalfEdge(5, 4, 4, true) // 23
};
controlMesh.Polygons = new Polygon[]
{
// left/right
new Polygon(new int[] { 0, 1, 2, 3 }, 0), // 0
new Polygon(new int[] { 7, 4, 5, 6 }, 1), // 1
// front/back
new Polygon(new int[] { 9, 10, 11, 8 }, 2), // 2
new Polygon(new int[] { 13, 14, 15, 12 }, 3), // 3
// top/down
new Polygon(new int[] { 16, 17, 18, 19 }, 4), // 4
new Polygon(new int[] { 20, 21, 22, 23 }, 5) // 5
};
shape = new Shape();
shape.Surfaces = new Surface[6];
shape.Surfaces[0].TexGenIndex = 0;
shape.Surfaces[1].TexGenIndex = 1;
shape.Surfaces[2].TexGenIndex = 2;
shape.Surfaces[3].TexGenIndex = 3;
shape.Surfaces[4].TexGenIndex = 4;
shape.Surfaces[5].TexGenIndex = 5;
shape.Surfaces[0].Plane = GeometryUtility.CalcPolygonPlane(controlMesh, 0);
shape.Surfaces[1].Plane = GeometryUtility.CalcPolygonPlane(controlMesh, 1);
shape.Surfaces[2].Plane = GeometryUtility.CalcPolygonPlane(controlMesh, 2);
shape.Surfaces[3].Plane = GeometryUtility.CalcPolygonPlane(controlMesh, 3);
shape.Surfaces[4].Plane = GeometryUtility.CalcPolygonPlane(controlMesh, 4);
shape.Surfaces[5].Plane = GeometryUtility.CalcPolygonPlane(controlMesh, 5);
GeometryUtility.CalculateTangents(shape.Surfaces[0].Plane.normal, out shape.Surfaces[0].Tangent, out shape.Surfaces[0].BiNormal);
GeometryUtility.CalculateTangents(shape.Surfaces[1].Plane.normal, out shape.Surfaces[1].Tangent, out shape.Surfaces[1].BiNormal);
GeometryUtility.CalculateTangents(shape.Surfaces[2].Plane.normal, out shape.Surfaces[2].Tangent, out shape.Surfaces[2].BiNormal);
GeometryUtility.CalculateTangents(shape.Surfaces[3].Plane.normal, out shape.Surfaces[3].Tangent, out shape.Surfaces[3].BiNormal);
GeometryUtility.CalculateTangents(shape.Surfaces[4].Plane.normal, out shape.Surfaces[4].Tangent, out shape.Surfaces[4].BiNormal);
GeometryUtility.CalculateTangents(shape.Surfaces[5].Plane.normal, out shape.Surfaces[5].Tangent, out shape.Surfaces[5].BiNormal);
shape.TexGens = new TexGen[6];
shape.TexGens[0].Scale = MathConstants.oneVector3;
shape.TexGens[1].Scale = MathConstants.oneVector3;
shape.TexGens[2].Scale = MathConstants.oneVector3;
shape.TexGens[3].Scale = MathConstants.oneVector3;
shape.TexGens[4].Scale = MathConstants.oneVector3;
shape.TexGens[5].Scale = MathConstants.oneVector3;
shape.TexGens[0].Color = Color.white;
shape.TexGens[1].Color = Color.white;
shape.TexGens[2].Color = Color.white;
shape.TexGens[3].Color = Color.white;
shape.TexGens[4].Color = Color.white;
shape.TexGens[5].Color = Color.white;
shape.TexGenFlags = new TexGenFlags[6];
shape.TexGenFlags[0] = TexGenFlags.None;
shape.TexGenFlags[1] = TexGenFlags.None;
shape.TexGenFlags[2] = TexGenFlags.None;
shape.TexGenFlags[3] = TexGenFlags.None;
shape.TexGenFlags[4] = TexGenFlags.None;
shape.TexGenFlags[5] = TexGenFlags.None;
shape.Materials = new Material[6];
shape.Materials[0] = CSGSettings.DefaultMaterial;
shape.Materials[1] = CSGSettings.DefaultMaterial;
shape.Materials[2] = CSGSettings.DefaultMaterial;
shape.Materials[3] = CSGSettings.DefaultMaterial;
shape.Materials[4] = CSGSettings.DefaultMaterial;
shape.Materials[5] = CSGSettings.DefaultMaterial;
//controlMesh.Validate();
ShapeUtility.CreateCutter(shape, controlMesh);
ShapeUtility.EnsureInitialized(shape);
controlMesh.IsValid = ControlMeshUtility.Validate(controlMesh, shape);
}
internal static bool CreateControlMeshFromPlanes(out ControlMesh controlMesh,
out Shape shape,
UnityEngine.Plane[] planes,
Vector3[] tangents = null,
Vector3[] binormals = null,
Material[] materials = null,
Matrix4x4[] textureMatrices = null,
TextureMatrixSpace textureMatrixSpace = TextureMatrixSpace.WorldSpace,
uint[] smoothingGroups = null,
TexGenFlags[] texGenFlags = null)
{
controlMesh = null;
shape = null;
if (planes == null)
{
Debug.LogError("The planes array is not allowed to be null");
return(false);
}
if (planes.Length < 4)
{
Debug.LogError("The planes array must have at least 4 planes");
return(false);
}
if (materials == null)
{
materials = new Material[planes.Length];
for (int i = 0; i < materials.Length; i++)
{
materials[i] = CSGSettings.DefaultMaterial;
}
}
if (planes.Length != materials.Length ||
(textureMatrices != null && planes.Length != textureMatrices.Length) ||
(tangents != null && tangents.Length != textureMatrices.Length) ||
(binormals != null && binormals.Length != textureMatrices.Length) ||
(smoothingGroups != null && smoothingGroups.Length != materials.Length))
{
Debug.LogError("All non null arrays need to be of equal length");
return(false);
}
shape = new Shape();
shape.Materials = materials;
shape.TexGenFlags = new TexGenFlags[planes.Length];
shape.Surfaces = new Surface[planes.Length];
shape.TexGens = new TexGen[planes.Length];
for (int i = 0; i < planes.Length; i++)
{
shape.Surfaces[i].Plane = new CSGPlane(planes[i].normal, -planes[i].distance);
Vector3 tangent, binormal;
if (tangents != null && binormals != null)
{
tangent = tangents[i];
binormal = binormals[i];
}
else
{
GeometryUtility.CalculateTangents(planes[i].normal, out tangent, out binormal);
}
shape.Surfaces[i].Tangent = -tangent;
shape.Surfaces[i].BiNormal = -binormal;
shape.Surfaces[i].TexGenIndex = i;
shape.TexGens[i] = new TexGen(-1);
if (smoothingGroups != null)
{
shape.TexGens[i].SmoothingGroup = smoothingGroups[i];
}
if (texGenFlags != null)
{
shape.TexGenFlags[i] = texGenFlags[i];
}
}
controlMesh = ControlMeshUtility.CreateFromShape(shape);
if (controlMesh == null || !ControlMeshUtility.Validate(controlMesh, shape))
{
return(false);
}
if (textureMatrices != null)
{
for (var i = 0; i < planes.Length; i++)
{
SurfaceUtility.AlignTextureSpaces(textureMatrices[i], textureMatrixSpace == TextureMatrixSpace.PlaneSpace, ref shape.TexGens[i], ref shape.TexGenFlags[i], ref shape.Surfaces[i]);
}
}
ShapeUtility.CreateCutter(shape, controlMesh);
return(true);
}
public void Dispose(bool disposing)
{
if (!disposedValue)
{
if (disposing)
{
if (_brushes == null)
{
return;
}
if (_brushes.Length > 0)
{
for (int i = 0; i < _brushes.Length; i++)
{
if (!_brushes[i])
{
continue;
}
_brushes[i].EnsureInitialized();
ShapeUtility.CheckMaterials(_brushes[i].Shape);
if (_reregisterMaterials)
{
CSGBrushCache brushCache = InternalCSGModelManager.GetBrushCache(_brushes[i]);
if (brushCache != null)
{
InternalCSGModelManager.RegisterMaterials(brushCache.childData.Model, _brushes[i].Shape, false);
}
}
}
if (_reregisterMaterials)
{
for (int i = 0; i < _models.Length; i++)
{
if (!_models[i])
{
continue;
}
InternalCSGModelManager.UpdateMaterialCount(_models[i]);
}
}
for (int i = 0; i < _brushes.Length; i++)
{
if (!_brushes[i])
{
continue;
}
InternalCSGModelManager.CheckSurfaceModifications(_brushes[i], true);
}
if (_undoGroupIndex != -1)
{
Undo.CollapseUndoOperations(_undoGroupIndex);
Undo.FlushUndoRecordObjects();
}
}
}
_brushes = null;
_models = null;
disposedValue = true;
}
}
