internal override bool UpdateBaseShape(bool registerUndo = true)
{
List<ShapePolygon> newPolygons = null;
var outlineVertices = settings.GetVertices(buildPlane, worldPosition, base.gridTangent, base.gridBinormal, out shapeIsValid);
if (shapeIsValid)
{
newPolygons = ShapePolygonUtility.CreateCleanPolygonsFromVertices(outlineVertices, brushPosition, buildPlane);
shapeIsValid = newPolygons != null;
}
//CSGBrushEditorManager.ResetMessage();
if (shapeIsValid && newPolygons != null)
UpdatePolygons(outlineVertices, newPolygons.ToArray());
if (editMode != EditMode.EditShape &&
editMode != EditMode.ExtrudeShape)
return false;
if (!shapeIsValid || !HaveExtrusion)
return true;
GenerateBrushesFromPolygons(inGridSpace: false);
UpdateExtrudedShape();
return true;
}
internal override bool CreateControlMeshForBrushIndex(CSGModel parentModel, CSGBrush brush, ShapePolygon polygon, Matrix4x4 localToWorld, float height, out ControlMesh newControlMesh, out Shape newShape)
{
var direction = haveForcedDirection ? forcedDirection : buildPlane.normal;
if (!ShapePolygonUtility.GenerateControlMeshFromVertices(polygon,
localToWorld,
GeometryUtility.RotatePointIntoPlaneSpace(buildPlane, direction),
height,
new TexGen(),
false,
true,
out newControlMesh,
out newShape))
{
return(false);
}
brush.Shape = newShape;
brush.ControlMesh = newControlMesh;
InternalCSGModelManager.ValidateBrush(brush, true);
ControlMeshUtility.RebuildShape(brush);
return(true);
}
public bool IsMouseOverShapePolygons(Matrix4x4 matrix)
{
var inverseMatrix = matrix.inverse;
var mouseRay = HandleUtility.GUIPointToWorldRay(Event.current.mousePosition);
mouseRay.origin = inverseMatrix.MultiplyPoint(mouseRay.origin);
mouseRay.direction = inverseMatrix.MultiplyVector(mouseRay.direction);
if (polygons == null)
{
return(false);
}
for (int i = 0; i < polygons.Length; i++)
{
if (ShapePolygonUtility.IntersectsWithShapePolygon2D(polygons[i], mouseRay))
{
return(true);
}
}
return(false);
}
internal override bool StartExtrudeMode(bool showErrorMessage = true)
{
// reverse buildPlane if it's different
if (BuildPlaneIsReversed)
{
buildPlane = buildPlane.Negated();
CalculateWorldSpaceTangents();
}
var outlineVertices = settings.GetVertices(buildPlane, worldPosition, base.gridTangent, base.gridBinormal, out shapeIsValid);
if (!shapeIsValid)
{
ClearPolygons();
//if (showErrorMessage)
// CSGBrushEditorManager.ShowMessage("Could not create brush from given 2D shape");
HideGenerateBrushes();
return(false);
}
var newPolygons = ShapePolygonUtility.CreateCleanPolygonsFromVertices(outlineVertices, brushPosition, buildPlane);
if (newPolygons == null)
{
shapeIsValid = false;
ClearPolygons();
//if (showErrorMessage)
// CSGBrushEditorManager.ShowMessage("Could not create brush from given 2D shape");
HideGenerateBrushes();
return(false);
}
EditModeManager.ResetMessage();
shapeIsValid = true;
UpdatePolygons(outlineVertices, newPolygons.ToArray());
GenerateBrushesFromPolygons(inGridSpace: false);
return(true);
}
internal override bool CreateControlMeshForBrushIndex(CSGModel parentModel, CSGBrush brush, ShapePolygon polygon, Matrix4x4 localToWorld, float height, out ControlMesh newControlMesh, out Shape newShape)
{
bool smooth = settings.circleSmoothShading;
bool singleSurfaceEnds = settings.circleSingleSurfaceEnds;
var direction = haveForcedDirection ? forcedDirection : buildPlane.normal;
if (!ShapePolygonUtility.GenerateControlMeshFromVertices(polygon,
localToWorld,
GeometryUtility.RotatePointIntoPlaneSpace(buildPlane, direction),
height,
new TexGen(),
smooth,
singleSurfaceEnds,
out newControlMesh,
out newShape))
{
return(false);
}
brush.Shape = newShape;
brush.ControlMesh = newControlMesh;
InternalCSGModelManager.ValidateBrush(brush, true);
ControlMeshUtility.RebuildShape(brush);
var vertices = polygon.Vertices;
float circumference = 0.0f;
for (int j = vertices.Length - 1, i = 0; i < vertices.Length; j = i, i++)
{
circumference += (vertices[j] - vertices[i]).magnitude;
}
var shape = brush.Shape;
float desiredTextureLength = Mathf.Max(1.0f, Mathf.Round(circumference));
float scalar = desiredTextureLength / circumference;
shape.TexGens[0].Scale.x = scalar;
shape.TexGens[0].Scale.y = shape.TexGens[0].Scale.y;
shape.TexGens[0].Translation.x = 0;
var count = vertices.Length;
if (!singleSurfaceEnds)
{
GeometryUtility.ContinueTexGenFromSurfaceToSurface(brush, 0, count);
GeometryUtility.ContinueTexGenFromSurfaceToSurface(brush, 0, count + count);
for (int j = 0, i = 1; i < count; j = i, i++)
{
GeometryUtility.ContinueTexGenFromSurfaceToSurface(brush, j, i);
GeometryUtility.ContinueTexGenFromSurfaceToSurface(brush, i, i + count);
GeometryUtility.ContinueTexGenFromSurfaceToSurface(brush, i, i + count + count);
}
}
else
{
for (int j = 0, i = 1; i < count; j = i, i++)
{
GeometryUtility.ContinueTexGenFromSurfaceToSurface(brush, j, i);
}
}
return(true);
}
public static void FixMaterials(Vector3[] originalVertices,
List <ShapePolygon> polygons,
Quaternion rotation,
Vector3 origin,
CSGPlane buildPlane,
Material[] edgeMaterials = null,
TexGen[] edgeTexgens = null,
ShapeEdge[] shapeEdges = null)
{
if (shapeEdges != null)
{
for (int e = 0; e < shapeEdges.Length; e++)
{
shapeEdges[e].EdgeIndex = -1;
shapeEdges[e].PolygonIndex = -1;
}
}
for (int p = 0; p < polygons.Count; p++)
{
var shapePolygon = polygons[p];
var vertices3d = shapePolygon.Vertices;
var shapeMaterials = new Material[vertices3d.Length];
var shapeTexgens = new TexGen[vertices3d.Length];
//var shapeTexgenFlags = new TexGenFlags[vertices3d.Length];
if (edgeMaterials != null &&
edgeTexgens != null)
{
var indices = new int[vertices3d.Length];
for (int n0 = 0; n0 < vertices3d.Length; n0++)
{
indices[n0] = -1;
for (int n1 = 0; n1 < originalVertices.Length; n1++)
{
float diff = (vertices3d[n0] - originalVertices[n1]).sqrMagnitude;
if (diff > MathConstants.EqualityEpsilonSqr)
{
continue;
}
indices[n0] = n1;
break;
}
}
for (int n0 = indices.Length - 1, n1 = 0; n1 < indices.Length; n0 = n1, n1++)
{
var vertex0 = indices[n0] % edgeMaterials.Length;
var vertex1 = indices[n1] % edgeMaterials.Length;
if (vertex0 == -1 || vertex1 == -1)
{
shapeMaterials[n1] = CSGSettings.DefaultMaterial;
shapeTexgens[n1] = new TexGen(n0);
//shapeTexgenFlags[n1] = TexGenFlags.Discarded;
}
else
if ((Mathf.Abs(vertex1 - vertex0) == 1 ||
vertex0 == vertices3d.Length - 1 && vertex1 == 0))
{
if (shapeEdges != null)
{
shapeEdges[vertex0].PolygonIndex = p;
shapeEdges[vertex0].EdgeIndex = n1;
}
shapeMaterials[n1] = edgeMaterials[vertex0];
shapeTexgens [n1] = edgeTexgens[vertex0];
//shapeTexgenFlags[n1] = TexGenFlags.None;
}
else
{
shapeMaterials[n1] = edgeMaterials[vertex0]; // CSGSettings.DefaultMaterial;
shapeTexgens [n1] = new TexGen(n0);
//shapeTexgenFlags[n1] = TexGenFlags.None;
}
}
}
else
{
for (int n0 = 0; n0 < vertices3d.Length; n0++)
{
shapeMaterials[n0] = CSGSettings.DefaultMaterial;
shapeTexgens[n0] = new TexGen(n0);
//shapeTexgenFlags[n0] = TexGenFlags.None;
}
}
shapePolygon.EdgeMaterials = shapeMaterials;
shapePolygon.EdgeTexgens = shapeTexgens;
ShapePolygonUtility.RemoveDuplicatePoints(shapePolygon);
}
}