public static void Generate(IBuilding building)
{
int numberOfVolumes = building.numberOfVolumes;
// Debug.Log("n vol "+numberOfVolumes);
for (int v = 0; v < numberOfVolumes; v++)
{
IVolume volume = building[v];
volume.CheckVolume();
if (!volume.isLegal)
{
GenerateMesh.ClearVisuals(volume);
continue;
}
int numberOfPoints = volume.numberOfPoints;
float totalPlanHeight = volume.planHeight;
Vector3 planUp = totalPlanHeight * Vector3.up;
VerticalOpening[] volumeOpenings = BuildrUtils.GetOpeningsQuick(building, volume);
float foundation = building.IsBaseVolume(volume) ? building.foundationDepth : 0;//set suspended volumes foundation to 0
IVisualPart visual = volume.visualPart;
BuildRMesh dMesh = visual.dynamicMesh;
BuildRCollider cMesh = visual.colliderMesh;
BuildingMeshTypes meshType = building.meshType;
BuildingColliderTypes colliderType = building.colliderType;
dMesh.Clear();
cMesh.Clear();
cMesh.TogglePrimitives(colliderType == BuildingColliderTypes.Primitive);
cMesh.thickness = volume.wallThickness;
if (colliderType == BuildingColliderTypes.None)
{
cMesh = null;
}
Transform[] prefabs = volume.prefabs.GetComponentsInChildren <Transform>();
int prefabCount = prefabs.Length;
for (int p = 0; p < prefabCount; p++)
{
if (prefabs[p] == volume.prefabs)
{
continue;
}
if (prefabs[p] == null)
{
continue; //gone already man
}
#if UNITY_EDITOR
Object.DestroyImmediate(prefabs[p].gameObject);
#else
Object.Destroy(prefabs[p].gameObject);
#endif
}
Dictionary <int, List <Vector2Int> > anchorPoints = volume.facadeWallAnchors;
Texture2D facadeTexture = null;
#region Exteriors
// Debug.Log("ext");
if (building.generateExteriors)
{
for (int p = 0; p < numberOfPoints; p++)
{
if (!volume[p].render)
{
continue;
}
Vector3 p0 = volume.BuildingPoint(p);
Vector3 p1 = volume.BuildingPoint((p + 1) % numberOfPoints);
Vector3 p0u = p0 + planUp;
Vector3 p1u = p1 + planUp;
Vector3 cw0 = volume.BuildingControlPointA(p);
Vector3 cw1 = volume.BuildingControlPointB(p);
Facade facade = volume.GetFacade(p);
bool isStraight = volume.IsWallStraight(p);
Vector3 facadeVector = p1 - p0;
Vector3 facadeDirection = facadeVector.normalized;
float facadeLength = facadeVector.magnitude;
if (facadeLength < Mathf.Epsilon)
{
continue;
}
// Debug.Log("flength "+facadeLength);
if (facade == null || colliderType == BuildingColliderTypes.Simple)
{
// Debug.Log("simple");
if (isStraight)
{
Vector3 normal = Vector3.Cross(Vector3.up, facadeDirection);
Vector4 tangent = BuildRMesh.CalculateTangent(facadeDirection);
if (facade == null)
{
dMesh.AddPlane(p0, p1, p0u, p1u, normal, tangent, 0);
}
if (colliderType != BuildingColliderTypes.None)
{
cMesh.AddPlane(p0, p1, p0u, p1u);
}
if (foundation > Mathf.Epsilon)
{
Vector3 fp2 = p0;
Vector3 fp3 = p1;
Vector3 fp0 = fp2 + Vector3.down * foundation;
Vector3 fp1 = fp3 + Vector3.down * foundation;
if (facade == null)
{
Surface foundationSurface = building.foundationSurface != null ? building.foundationSurface : null;
int foundationSubmesh = dMesh.submeshLibrary.SubmeshAdd(foundationSurface);
Vector2 uxmax = new Vector2(Vector3.Distance(p0, p1), foundation);
dMesh.AddPlane(fp0, fp1, fp2, fp3, Vector2.zero, uxmax, normal, tangent, foundationSubmesh, foundationSurface);
}
if (colliderType != BuildingColliderTypes.None)
{
cMesh.mesh.AddPlane(fp0, fp1, fp2, fp3, 0);
}
}
}
else
{
List <Vector2Int> facadeAnchorPoints = anchorPoints[p];
int anchorCount = facadeAnchorPoints.Count;
for (int i = 0; i < anchorCount - 1; i++)
{
Vector3 c0 = facadeAnchorPoints[i].vector3XZ;
c0.y = p0.y;
Vector3 c1 = facadeAnchorPoints[i + 1].vector3XZ;
c1.y = p0.y;
Vector3 c2 = c0 + planUp;
Vector3 c3 = c1 + planUp;
Vector3 sectionDirection = (c1 - c0).normalized;
Vector3 normal = Vector3.Cross(Vector3.up, sectionDirection);
Vector4 tangent = BuildRMesh.CalculateTangent(sectionDirection);
if (facade == null)
{
dMesh.AddPlane(c0, c1, c2, c3, normal, tangent, 0);
}
if (colliderType != BuildingColliderTypes.None)
{
cMesh.AddPlane(c0, c1, c2, c3);
}
if (foundation > Mathf.Epsilon)
{
Vector3 fp2 = c0;
Vector3 fp3 = c1;
Vector3 fp0 = fp2 + Vector3.down * foundation;
Vector3 fp1 = fp3 + Vector3.down * foundation;
if (facade == null)
{
Surface foundationSurface = building.foundationSurface != null ? building.foundationSurface : null;
int foundationSubmesh = dMesh.submeshLibrary.SubmeshAdd(foundationSurface);
Vector2 uxmax = new Vector2(Vector3.Distance(c0, c1), foundation);
dMesh.AddPlane(fp0, fp1, fp2, fp3, Vector2.zero, uxmax, normal, tangent, foundationSubmesh, foundationSurface);
}
if (colliderType != BuildingColliderTypes.None)
{
cMesh.AddPlane(fp0, fp1, fp2, fp3);
}
}
}
}
// Debug.Log("Generate facade " + p + " " + dMesh.vertexCount );
}
// Debug.Log("fac "+p);
if (facade != null && (meshType == BuildingMeshTypes.Full || colliderType == BuildingColliderTypes.Primitive || colliderType == BuildingColliderTypes.Complex))
{
//generate the facade
// Debug.Log("full");
FacadeGenerator.FacadeData fData = new FacadeGenerator.FacadeData();
// fData.building = building;
// fData.volume = volume;
fData.baseA = p0;
fData.baseB = p1;
fData.controlA = cw0;
fData.controlB = cw1;
fData.anchors = anchorPoints[p];
fData.isStraight = isStraight;
fData.curveStyle = volume[p].curveStyle;
fData.floorCount = volume.floors;
fData.facadeDesign = facade;
// fData.submeshList = usedFloorplanSurfaces;
fData.startFloor = BuildRFacadeUtil.MinimumFloor(building, volume, p);
fData.actualStartFloor = building.VolumeBaseFloor(volume);
fData.foundationDepth = foundation;
fData.foundationSurface = building.foundationSurface;
fData.wallThickness = volume.wallThickness;
fData.minimumWallUnitLength = volume.minimumWallUnitLength;
fData.floorHeight = volume.floorHeight;
fData.floors = volume.floors;
fData.meshType = building.meshType;
fData.colliderType = building.colliderType;
fData.cullDoors = building.cullDoors;
fData.prefabs = volume.prefabs;
// Debug.Log("mesh");
FacadeGenerator.GenerateFacade(fData, dMesh, cMesh);
// Debug.Log("pref");
FacadeGenerator.GeneratePrefabs(fData);
// Debug.Log("Generate facade "+p+" "+dMesh.vertexCount);
}
}
}
#endregion
#region Interiors
// Debug.Log("int");
bool generateInteriors = building.generateInteriors && meshType == BuildingMeshTypes.Full;
if (generateInteriors)
{
int floors = volume.floors;
IFloorplan[] floorplans = volume.InteriorFloorplans();
for (int fl = 0; fl < floors; fl++)
{
IFloorplan floorplan = floorplans[fl];
IVisualPart floorVisual = floorplan.visualPart;
BuildRMesh flMesh = floorVisual.dynamicMesh;
BuildRCollider flCollider = floorVisual.colliderMesh;
flMesh.Clear();
flCollider.Clear();
flCollider.TogglePrimitives(colliderType == BuildingColliderTypes.Primitive);
FloorplanGenerator.Generate(building, volume, floorplans[fl], fl, volumeOpenings, flMesh, flCollider);
floorVisual.GenerateFromDynamicMesh();
floorplan.transform.localPosition = Vector3.up * (fl * volume.floorHeight);
floorVisual.transform.localPosition = Vector3.zero;//
floorVisual.transform.localRotation = Quaternion.identity;
}
}
else
{
IFloorplan[] floorplans = volume.InteriorFloorplans();
int floors = floorplans.Length;
for (int fl = 0; fl < floors; fl++)
{
floorplans[fl].visualPart.Clear();
}
}
#endregion
#region Volume Underside Generation
// Debug.Log("und");
BuildRVolumeUtil.VolumeShape[] underShapes = BuildRVolumeUtil.GetBottomShape(building, volume);
int underShapeCount = underShapes.Length;
float volumeBaseHeight = volume.baseHeight - building.foundationDepth;
for (int u = 0; u < underShapeCount; u++)
{
if (underShapes[u].outer == null)
{
continue; //no underside shape
}
int undersideSubmesh = dMesh.submeshLibrary.SubmeshAdd(volume.undersideSurafce);
Poly2TriWrapper.BMesh(dMesh, volumeBaseHeight, null, undersideSubmesh, underShapes[u].outer, new Rect(0, 0, 0, 0), false, underShapes[u].holes);
}
#endregion
// Debug.Log("roof");
if (building.generateExteriors)
{
RoofGenerator.Generate(building, volume, dMesh, cMesh);
visual.GenerateFromDynamicMesh();
}
else
{
visual.Clear();
}
// Debug.Log("mat");
switch (meshType)
{
case BuildingMeshTypes.None:
visual.materials = null;
break;
case BuildingMeshTypes.Box:
visual.materials = new[] { new Material(Shader.Find("Standard")) };
break;
case BuildingMeshTypes.Simple:
facadeTexture.filterMode = FilterMode.Bilinear;
facadeTexture.Apply(true, false);
Material simpleMaterial = new Material(Shader.Find("Standard"));
simpleMaterial.mainTexture = facadeTexture;
visual.materials = new[] { simpleMaterial };
break;
case BuildingMeshTypes.Full:
visual.materials = dMesh.materials.ToArray();
break;
}
}
}
public static bool Generate(BuildRMesh mesh, BuildRCollider collider, Vector2[] points, int[] facadeIndices, float roofBaseHeight, IVolume volume, Rect clampUV)
{
Roof design = volume.roof;
OffsetSkeleton offsetPoly = new OffsetSkeleton(points);
offsetPoly.direction = 1;
offsetPoly.Execute();
Shape shape = offsetPoly.shape;
int submesh = mesh.submeshLibrary.SubmeshAdd(design.mainSurface); // surfaceMapping.IndexOf(design.mainSurface);
int wallSubmesh = mesh.submeshLibrary.SubmeshAdd(design.wallSurface); //surfaceMapping.IndexOf(design.wallSurface);
if (shape == null)
{
return(false);
}
List <Edge> edges = new List <Edge>(shape.edges);
List <Edge> baseEdges = new List <Edge>(shape.baseEdges);
float shapeHeight = shape.HeighestPoint();
float designHeight = design.height;
float heightScale = designHeight / shapeHeight;
Vector2 clampUVScale = Vector2.one;
if (clampUV.width > 0)
{
FlatBounds bounds = new FlatBounds();
for (int fvc = 0; fvc < points.Length; fvc++)
{
bounds.Encapsulate(points[fvc]);
}
clampUVScale.x = bounds.width / clampUV.width;
clampUVScale.y = bounds.height / clampUV.height;
}
Dictionary <Node, int> shapeConnectionCount = new Dictionary <Node, int>();
Dictionary <Node, List <Node> > shapeConnections = new Dictionary <Node, List <Node> >();
int edgeCount = edges.Count;
for (int e = 0; e < edgeCount; e++)
{
Edge edge = edges[e];
if (edge.length < Mathf.Epsilon)
{
continue;
}
if (!shapeConnectionCount.ContainsKey(edge.nodeA))
{
shapeConnectionCount.Add(edge.nodeA, 0);//start at zero - we need two edges to make a shape...
shapeConnections.Add(edge.nodeA, new List <Node> {
edge.nodeB
});
}
else
{
shapeConnectionCount[edge.nodeA]++;
if (!shapeConnections[edge.nodeA].Contains(edge.nodeB))
{
shapeConnections[edge.nodeA].Add(edge.nodeB);
}
}
if (!shapeConnectionCount.ContainsKey(edge.nodeB))
{
shapeConnectionCount.Add(edge.nodeB, 0);//start at zero - we need two edges to make a shape...
shapeConnections.Add(edge.nodeB, new List <Node> {
edge.nodeA
});
}
else
{
shapeConnectionCount[edge.nodeB]++;
if (!shapeConnections[edge.nodeB].Contains(edge.nodeA))
{
shapeConnections[edge.nodeB].Add(edge.nodeA);
}
}
}
int baseEdgeCount = baseEdges.Count;
for (int b = 0; b < baseEdgeCount; b++)
{
Edge baseEdge = baseEdges[b];
Node nodeA = baseEdge.nodeA;
Node nodeB = baseEdge.nodeB;
Node currentNode = nodeA;
Node lastNode = nodeB;
int itMax = 50;
List <Node> edgeShape = new List <Node>()
{
nodeA
};
while (currentNode != nodeB)
{
List <Node> nodeConnections = shapeConnections[currentNode];
int nodeConnectionCount = nodeConnections.Count;
float minAngle = Mathf.Infinity;
Node nextNode = null;
Vector2 currentDirection = (currentNode.position - lastNode.position).normalized;
for (int n = 0; n < nodeConnectionCount; n++)
{
Node connectingNode = nodeConnections[n];
if (connectingNode == lastNode)
{
continue;
}
Vector2 nextDirection = (connectingNode.position - currentNode.position).normalized;
float nodeAngle = JMath.SignAngleDirection(currentDirection, nextDirection);
if (nodeAngle < minAngle)
{
minAngle = nodeAngle;
nextNode = connectingNode;
}
}
if (nextNode != null)
{
edgeShape.Add(nextNode);
lastNode = currentNode;
currentNode = nextNode;
}
itMax--;
if (itMax < 0)
{
break;
}
}
int edgeShapeCount = edgeShape.Count;
if (edgeShapeCount < 3)
{
continue;
}
// Debug.Log("Generate edgeShapeCount "+ edgeShapeCount);
Vector3[] verts = new Vector3[edgeShapeCount];
Vector2[] uvs = new Vector2[edgeShapeCount];
Vector3 baseShapeDirection = ShapeOffset.Utils.ToV3(nodeB.position - nodeA.position).normalized;
float uvAngle = JMath.SignAngle(new Vector2(baseShapeDirection.x, baseShapeDirection.z).normalized) - 90;
Vector2[] faceShape = new Vector2[edgeShapeCount];
Vector3[] normals = new Vector3[edgeShapeCount];
Vector4[] tangents = new Vector4[edgeShapeCount];
// Vector3 normal = Vector3.up;//BuildRMesh.CalculateNormal(); TODO
Vector4 tangent = BuildRMesh.CalculateTangent(baseShapeDirection);
for (int i = 0; i < edgeShapeCount; i++)//what on earth did I write here?
{
Vector3 newVert = new Vector3(edgeShape[i].position.x, edgeShape[i].height * heightScale + roofBaseHeight, edgeShape[i].position.y);
verts[i] = newVert;
Vector2 baseUV = new Vector2(newVert.x - verts[0].x, newVert.z - verts[0].z);
Vector2 newUV = Vector2.zero;
if (i != 0)
{
newUV = JMath.Rotate(baseUV, uvAngle);
}
if (clampUV.width > Mathf.Epsilon)
{
newUV.x = Mathf.Clamp(clampUV.x + newUV.x / clampUVScale.x, clampUV.xMin, clampUV.xMax);
newUV.y = Mathf.Clamp(clampUV.y + newUV.y / clampUVScale.y, clampUV.yMin, clampUV.yMax);
}
else
{
if (i != 0)
{
float faceHeight = edgeShape[i].height * heightScale;
newUV.y = Mathf.Sqrt((newUV.y * newUV.y) + (faceHeight * faceHeight));//hypotenuse of roof to give length of roof face
if (design.mainSurface != null)
{
newUV = design.mainSurface.CalculateUV(newUV);
}
}
}
uvs[i] = newUV;
faceShape[i] = edgeShape[i].position;//used for triangulation
// normals[i] = normal;
tangents[i] = tangent;
}
// int[] tris = EarClipper.Triangulate(faceShape, 0, -1);
int[] tris = Poly2TriWrapper.Triangulate(faceShape, true);
int triCount = tris.Length;
Vector3 normal = (verts.Length > 2 && triCount > 2) ? BuildRMesh.CalculateNormal(verts[tris[0]], verts[tris[1]], verts[tris[2]]) : Vector3.up;
for (int i = 0; i < edgeShapeCount; i++)
{
normals[i] = normal;
}
mesh.AddData(verts, uvs, tris, normals, tangents, submesh);
//gable
bool isGabled = volume[facadeIndices[b]].isGabled;
if (isGabled)
{
for (int t = 0; t < triCount; t += 3)
{
if (tris[t] == 0 || tris[t + 1] == 0 || tris[t + 2] == 0)
{
int beB = edgeShapeCount - 1;
if (tris[t] == beB || tris[t + 1] == beB || tris[t + 2] == beB)
{
Vector3 b0 = verts[0];
Vector3 b1 = verts[beB];
Vector3 g0 = b0;
Vector3 g1 = b1;
int topIndex = 0;
for (int tx = 0; tx < 3; tx++)
{
if (tris[t + tx] != 0 && tris[t + tx] != beB)
{
topIndex = tris[t + tx];
}
}
Vector3 b2 = verts[topIndex];
Vector3 baseV = b1 - b0;
Vector3 dir = baseV.normalized;
Vector3 face = Vector3.Cross(Vector3.up, dir).normalized;
Vector3 up = Vector3.Project(b2 - b0, Vector3.up);
//clear triangle
tris[t] = 0;
tris[t + 1] = 0;
tris[t + 2] = 0;
bool simpleGable = volume[facadeIndices[b]].simpleGable;
Gable gableStyle = volume[facadeIndices[b]].gableStyle;
float thickness = volume[facadeIndices[b]].gableThickness;
float additionalHeight = volume[facadeIndices[b]].gableHeight;
float height = up.magnitude + additionalHeight;
if (simpleGable || gableStyle != null)
{
Vector3 pitchVectorA = (b2 - b0).normalized;
Vector3 pitchVectorB = (b2 - b1).normalized;
float angle = Vector3.Angle(-face, pitchVectorA);
float scale = Mathf.Cos(angle / 57.2957795f);
b0 += pitchVectorA * (thickness * (1 / scale));
b1 += pitchVectorB * (thickness * (1 / scale));
}
Vector3 center = Vector3.Lerp(b0, b1, 0.5f);
up = Vector3.Project(b2 - b0, Vector3.up); //recalculate after b change(?)
Vector3 b3 = center + up;
if (simpleGable) //generate a simple gable
{
//generate simple gable based on roof
Vector3 gCenter = Vector3.Lerp(g0, g1, 0.5f);
Vector3 gBaseUp = Vector3.up * additionalHeight;
Vector3 gUp = up.normalized * height;
Vector3 gBack = -face * thickness;
//todo further calculations
//face
mesh.AddPlane(g0, g1, g0 + gBaseUp, g1 + gBaseUp, wallSubmesh);
mesh.AddTri(g1 + gBaseUp, g0 + gBaseUp, gCenter + gUp, dir, wallSubmesh);
//backface
mesh.AddPlane(g1 + gBack, g0 + gBack, g1 + gBaseUp + gBack, g0 + gBaseUp + gBack, wallSubmesh);
mesh.AddTri(g0 + gBack + gBaseUp, g1 + gBack + gBaseUp, b3 + gBaseUp, -dir, wallSubmesh);
//left
mesh.AddPlane(g0 + gBack, g0, g0 + gBaseUp + gBack, g0 + gBaseUp, wallSubmesh);
mesh.AddPlane(g0 + gBaseUp + gBack, g0 + gBaseUp, b3 + gBaseUp, gCenter + gUp, wallSubmesh);
//right
mesh.AddPlane(g1, g1 + gBack, g1 + gBaseUp, g1 + gBaseUp + gBack, wallSubmesh);
mesh.AddPlane(g1 + gBaseUp, g1 + gBaseUp + gBack, gCenter + gUp, b3 + gBaseUp, wallSubmesh);
}
else if (volume[facadeIndices[b]].gableStyle != null)
{
Vector2 baseUV = new Vector2(0, volume.planHeight);
GableGenerator.Generate(ref mesh, gableStyle, g0, g1, height, thickness, baseUV);
}
else
{
mesh.AddTri(b0, b3, b1, dir, submesh);//face - no separate gable
}
mesh.AddTri(b0, b2, b3, face, submesh); //left
mesh.AddTri(b1, b3, b2, -face, submesh); //right
}
}
}
}
}
return(true);
}
public static void Generate(IBuilding building)
{
int numberOfVolumes = building.numberOfPlans;
for (int v = 0; v < numberOfVolumes; v++)
{
IVolume volume = building[v];
volume.CheckVolume();
if (!volume.isLegal)
{
GenerateMesh.ClearVisuals(volume);
continue;
}
int numberOfPoints = volume.numberOfPoints;
float totalPlanHeight = volume.planHeight;
Vector3 planUp = totalPlanHeight * Vector3.up;
// List<Surface> usedFloorplanSurfaces = volume.CalculateSurfaceArray();
// VerticalOpening[] volumeOpenings = BuildrUtils.GetOpeningsQuick(building, volume);
IVisualPart visual = volume.visualPart;
BuildRMesh dMesh = visual.dynamicMesh;
BuildRCollider cMesh = visual.colliderMesh;
BuildingMeshTypes meshType = building.meshType;
BuildingColliderTypes colliderType = building.colliderType;
dMesh.Clear();
dMesh.ignoreSubmeshAssignment = true;
cMesh.Clear();
cMesh.TogglePrimitives(colliderType == BuildingColliderTypes.Primitive);
cMesh.thickness = volume.wallThickness;
if (meshType == BuildingMeshTypes.None && colliderType == BuildingColliderTypes.None)
{
visual.Clear();
return;
}
Dictionary <int, List <Vector2Int> > anchorPoints = volume.facadeWallAnchors;
Texture2D facadeTexture = null;
Rect[] faciaRectangles = null;
Rect[] faciaUVs = null;
Rect roofRect = new Rect();
Rect roofPixelRect = new Rect();
#region Exteriors
if (building.generateExteriors)
{
// List<Rect> faciaRectangles = null;
faciaRectangles = new Rect[numberOfPoints + 1]; //one additional for the roof
float foundation = building.IsBaseVolume(volume) ? building.foundationDepth : 0; //set suspended volumes foundation to 0
// faciaRectangles = new List<Rect>();
for (int p = 0; p < numberOfPoints; p++)
{
if (!volume[p].render)
{
continue;
}
int indexA = p;
int indexB = (p < numberOfPoints - 1) ? p + 1 : 0;
Vector2Int p0 = volume[indexA].position;
Vector2Int p1 = volume[indexB].position;
float facadeWidth = Vector2Int.DistanceWorld(p0, p1) * PIXELS_PER_METER;
int floorBase = BuildRFacadeUtil.MinimumFloor(building, volume, indexA);
int numberOfFloors = volume.floors - floorBase;
if (numberOfFloors < 1)//no facade - adjacent facade is taller and covers this one
{
continue;
}
float floorHeight = volume.floorHeight;
float facadeHeight = ((volume.floors - floorBase) * floorHeight) * PIXELS_PER_METER;
if (facadeHeight < 0)//??
{
facadeWidth = 0;
facadeHeight = 0;
}
Rect newFacadeRect = new Rect(0, 0, facadeWidth, facadeHeight);
faciaRectangles[p] = newFacadeRect;
// Debug.Log(newFacadeRect);
// faciaRectangles.Add(newFacadeRect);
}
roofRect = new Rect(0, 0, volume.bounds.size.x, volume.bounds.size.z);
roofPixelRect = new Rect(0, 0, volume.bounds.size.x * PIXELS_PER_METER, volume.bounds.size.z * PIXELS_PER_METER);
faciaRectangles[numberOfPoints] = roofPixelRect;
// Debug.Log(roofRect);
int currentWidth = RectanglePack.Pack(faciaRectangles, ATLAS_PADDING);
currentWidth = RectanglePack.CheckMaxScale(faciaRectangles, currentWidth, MAXIMUM_TEXTURESIZE);
faciaUVs = RectanglePack.ConvertToUVSpace(faciaRectangles, currentWidth);
facadeTexture = new Texture2D(currentWidth, currentWidth);
// float uvOffsetX = 0;
int rectIndex = 0;
for (int p = 0; p < numberOfPoints; p++)
{
if (!volume[p].render)
{
continue;
}
Vector3 p0 = volume.BuildingPoint(p);
Vector3 p1 = volume.BuildingPoint((p + 1) % numberOfPoints);
Vector3 p0u = p0 + planUp;
Vector3 p1u = p1 + planUp;
Vector3 cw0 = volume.BuildingControlPointA(p);
Vector3 cw1 = volume.BuildingControlPointB(p);
Facade facade = volume.GetFacade(p);
bool isStraight = volume.IsWallStraight(p);
Vector3 facadeVector = p1 - p0;
Vector3 facadeDirection = facadeVector.normalized;
FacadeGenerator.FacadeData fData = new FacadeGenerator.FacadeData();
fData.baseA = p0;
fData.baseB = p1;
fData.controlA = cw0;
fData.controlB = cw1;
fData.anchors = anchorPoints[p];
fData.isStraight = isStraight;
fData.curveStyle = volume[p].curveStyle;
fData.floorCount = volume.floors;
fData.facadeDesign = facade;
fData.wallThickness = volume.wallThickness;
fData.minimumWallUnitLength = volume.minimumWallUnitLength;
fData.floorHeight = volume.floorHeight;
fData.floors = volume.floors;
fData.meshType = building.meshType;
fData.colliderType = building.colliderType;
fData.cullDoors = building.cullDoors;
fData.prefabs = volume.prefabs;
// fData.submeshList = usedFloorplanSurfaces;
fData.startFloor = BuildRFacadeUtil.MinimumFloor(building, volume, p);
if (isStraight)
{
Vector3 normal = Vector3.Cross(Vector3.up, facadeDirection);
Vector4 tangent = BuildRMesh.CalculateTangent(facadeDirection);
Vector3 fp2 = p0;
Vector3 fp3 = p1;
Vector3 fp0 = fp2 + Vector3.down * foundation;
Vector3 fp1 = fp3 + Vector3.down * foundation;
if (meshType == BuildingMeshTypes.Simple)
{
// if(facade != null)
// {
if (facade != null)
{
SimpleTextureGenerator.GenerateFacade(fData, facadeTexture, faciaRectangles[rectIndex]);
}
Vector3[] verts = { p0, p1, p0u, p1u };
Vector2[] uvs = new Vector2[4];
Rect uvRect = faciaUVs[rectIndex];
uvs[0] = new Vector2(uvRect.xMin, uvRect.yMin);
uvs[1] = new Vector2(uvRect.xMax, uvRect.yMin);
uvs[2] = new Vector2(uvRect.xMin, uvRect.yMax);
uvs[3] = new Vector2(uvRect.xMax, uvRect.yMax);
int[] tris = { 0, 2, 1, 1, 2, 3 };
Vector3[] norms = { normal, normal, normal, normal };
Vector4[] tangents = { tangent, tangent, tangent, tangent };
dMesh.AddData(verts, uvs, tris, norms, tangents, 0);
if (foundation > Mathf.Epsilon)
{
dMesh.AddPlane(fp0, fp1, fp2, fp3, uvs[0], uvs[0], normal, tangent, 0, null);
}
}
else
{
dMesh.AddPlane(p0, p1, p0u, p1u, normal, tangent, 0);
if (foundation > Mathf.Epsilon)
{
dMesh.AddPlane(fp0, fp1, fp2, fp3, normal, tangent, 0);
}
}
if (colliderType != BuildingColliderTypes.None)
{
cMesh.AddPlane(p0, p1, p0u, p1u);
if (foundation > Mathf.Epsilon)
{
cMesh.mesh.AddPlane(fp0, fp1, fp2, fp3, 0);
}
}
}
else
{
List <Vector2Int> facadeAnchorPoints = anchorPoints[p];
int anchorCount = facadeAnchorPoints.Count;
for (int i = 0; i < anchorCount - 1; i++)
{
Vector3 c0 = facadeAnchorPoints[i].vector3XZ;
c0.y = p0.y;
Vector3 c1 = facadeAnchorPoints[i + 1].vector3XZ;
c1.y = p0.y;
Vector3 c2 = c0 + planUp;
Vector3 c3 = c1 + planUp;
Vector3 sectionDirection = (c1 - c0).normalized;
Vector3 normal = Vector3.Cross(Vector3.up, sectionDirection);
Vector4 tangent = BuildRMesh.CalculateTangent(sectionDirection);
Vector3 fp2 = c0;
Vector3 fp3 = c1;
Vector3 fp0 = fp2 + Vector3.down * foundation;
Vector3 fp1 = fp3 + Vector3.down * foundation;
if (meshType == BuildingMeshTypes.Simple)
{
if (facade != null)
{
SimpleTextureGenerator.GenerateFacade(fData, facadeTexture, faciaRectangles[rectIndex]);
}
Rect uvRect = faciaUVs[rectIndex];
float facadePercentA = i / (float)(anchorCount - 1);
float facadePercentB = (i + 1) / (float)(anchorCount - 1);
float uvxa = uvRect.xMin + uvRect.width * facadePercentA;
float uvxb = uvRect.xMin + uvRect.width * facadePercentB;
Vector3[] verts = { c0, c1, c2, c3 };
Vector2[] uvs = new Vector2[4];
uvs[0] = new Vector2(uvxa, uvRect.yMin);
uvs[1] = new Vector2(uvxb, uvRect.yMin);
uvs[2] = new Vector2(uvxa, uvRect.yMax);
uvs[3] = new Vector2(uvxb, uvRect.yMax);
int[] tris = { 0, 2, 1, 1, 2, 3 };
Vector3[] norms = { normal, normal, normal, normal };
Vector4[] tangents = { tangent, tangent, tangent, tangent };
// Vector2 uvMin = new Vector2(uvOffsetX, 0);
// Vector2 uvMax = new Vector2(uvOffsetX + facadeLength, totalPlanHeight);
dMesh.AddData(verts, uvs, tris, norms, tangents, 0);
// dMesh.AddPlane(p0, p1, p0u, p1u, uvMin, uvMax, normal, tangent, 0);
//todo simple mesh with textured facade
// rectIndex++;
if (foundation > Mathf.Epsilon)
{
dMesh.AddPlane(fp0, fp1, fp2, fp3, uvs[0], uvs[0], normal, tangent, 0, null);
}
}
else
{
dMesh.AddPlane(p0, p1, p0u, p1u, normal, tangent, 0);
if (foundation > Mathf.Epsilon)
{
dMesh.AddPlane(fp0, fp1, fp2, fp3, normal, tangent, 0);
}
}
if (colliderType != BuildingColliderTypes.None)
{
cMesh.AddPlane(c0, c1, c2, c3);
if (foundation > Mathf.Epsilon)
{
cMesh.mesh.AddPlane(fp0, fp1, fp2, fp3, 0);
}
}
}
}
rectIndex++;
}
}
#endregion
#region Interiors
IFloorplan[] floorplans = volume.InteriorFloorplans();
int floors = volume.floors;
for (int fl = 0; fl < floors; fl++)
{
floorplans[fl].visualPart.Clear();
}
#endregion
#region Volume Underside Generation
BuildRVolumeUtil.VolumeShape[] underShapes = BuildRVolumeUtil.GetBottomShape(building, volume);
int underShapeCount = underShapes.Length;
// Debug.Log(underShapeCount);
float volumeBaseHeight = volume.baseHeight;
for (int u = 0; u < underShapeCount; u++)
{
// Debug.Log(underShapes[u].outer);
if (underShapes[u].outer == null)
{
continue; //no underside shape
}
// Debug.Log(underShapes[u].outer.Length);
Poly2TriWrapper.BMesh(dMesh, volumeBaseHeight, null, 0, underShapes[u].outer, new Rect(0, 0, 0, 0), false, underShapes[u].holes);
}
#endregion
if (building.generateExteriors)
{
Surface roofSurface = volume.roof.mainSurface;
if (roofSurface != null)
{
SimpleTextureGenerator.GenerateTexture(facadeTexture, roofSurface, faciaRectangles[faciaRectangles.Length - 1], roofRect);
}
RoofGenerator.Generate(building, volume, dMesh, cMesh, faciaUVs[faciaUVs.Length - 1]);
visual.GenerateFromDynamicMesh();
}
else
{
visual.Clear();
}
switch (meshType)
{
case BuildingMeshTypes.Box:
visual.materials = new[] { new Material(Shader.Find("Standard")) };
break;
case BuildingMeshTypes.Simple:
facadeTexture.filterMode = FilterMode.Bilinear;
facadeTexture.Apply(true, false);
Material simpleMaterial = new Material(Shader.Find("Standard"));
simpleMaterial.mainTexture = facadeTexture;
visual.materials = new[] { simpleMaterial };
break;
}
}
}
public static void Generate(IBuilding building, IVolume volume, IFloorplan floorplan, int volumeFloor, VerticalOpening[] openings, BuildRMesh mesh, BuildRCollider collider)
{
SubmeshLibrary submeshLibrary = mesh.submeshLibrary;
bool generateColliders = building.colliderType != BuildingColliderTypes.None;
bool generateMeshColliders = building.colliderType != BuildingColliderTypes.Primitive && generateColliders;
BuildRCollider sendCollider = (generateColliders) ? collider : null;
collider.thickness = volume.wallThickness;
if (!generateMeshColliders)
{
collider = null;
}
float wallThickness = volume.wallThickness;
float wallUp = volume.floorHeight - wallThickness;
Vector3 wallUpV = Vector3.up * wallUp;
Vector3 floorBaseV = Vector3.up * volume.baseHeight;
int roomCount = floorplan.RoomCount;
int actualFloor = building.VolumeBaseFloor(volume) + volumeFloor;
int openingCount = openings.Length;
bool[] openingBelow = new bool[openingCount];
bool[] openingAbove = new bool[openingCount];
FlatBounds[] openingBounds = new FlatBounds[openingCount];
Vector2[][] openingShapes = new Vector2[openingCount][];
bool[] openingUsedInThisFloor = new bool[openingCount];
for (int o = 0; o < openingCount; o++)
{
VerticalOpening opening = openings[o];
if (!openings[o].FloorIsIncluded(actualFloor))
{
continue;
}
openingBelow[o] = opening.FloorIsIncluded(actualFloor - 1);
openingAbove[o] = opening.FloorIsIncluded(actualFloor + 1);
openingShapes[o] = opening.PointsRotated();
openingBounds[o] = new FlatBounds(openingShapes[o]);
submeshLibrary.Add(opening.surfaceA);
submeshLibrary.Add(opening.surfaceB);
submeshLibrary.Add(opening.surfaceC);
submeshLibrary.Add(opening.surfaceD);
}
Dictionary <int, List <Vector2Int> > externalWallAnchors = volume.facadeWallAnchors;
Room[] rooms = floorplan.AllRooms();
for (int r = 0; r < roomCount; r++)
{
Room room = rooms[r];
int pointCount = room.numberOfPoints;
Surface floorSurface = null;
Surface wallSurface = null;
Surface ceilingSurface = null;
if (room.style != null)
{
RoomStyle style = room.style;
floorSurface = style.floorSurface;
wallSurface = style.wallSurface;
ceilingSurface = style.ceilingSurface;
}
int floorSubmesh = submeshLibrary.SubmeshAdd(floorSurface);
int wallSubmesh = submeshLibrary.SubmeshAdd(wallSurface);
int ceilingSubmesh = submeshLibrary.SubmeshAdd(ceilingSurface);
FloorplanUtil.RoomWall[] walls = FloorplanUtil.CalculatePoints(room, volume);
Vector2[] roomArchorPoints = FloorplanUtil.RoomArchorPoints(walls);
Vector4 tangent = BuildRMesh.CalculateTangent(Vector3.right);
Vector2[] offsetRoomAnchorPoints = QuickPolyOffset.Execute(roomArchorPoints, wallThickness);
FlatBounds roomBounds = new FlatBounds(offsetRoomAnchorPoints);
List <Vector2[]> floorCuts = new List <Vector2[]>();
List <Vector2[]> ceilingCuts = new List <Vector2[]>();
List <VerticalOpening> roomOpenings = new List <VerticalOpening>();
for (int o = 0; o < openingCount; o++)
{
if (openings[o].FloorIsIncluded(actualFloor))
{
if (roomBounds.Overlaps(openingBounds[o]))
{
if (CheckShapeWithinRoom(offsetRoomAnchorPoints, openingShapes[o]))
{
if (openingBelow[o])
{
floorCuts.Add(openingShapes[o]);
}
if (openingAbove[o])
{
ceilingCuts.Add(openingShapes[o]);
}
if (openingAbove[o] || openingBelow[o])
{
roomOpenings.Add(openings[o]);
openingUsedInThisFloor[o] = true;
}
}
}
}
}
int offsetPointBase = 0;
for (int p = 0; p < pointCount; p++)//generate room walls
{
FloorplanUtil.RoomWall wall = walls[p];
int wallPointCount = wall.offsetPoints.Length;
List <RoomPortal> wallPortals = floorplan.GetWallPortals(room, p);
int wallPortalCount = wallPortals.Count;
if (!wall.isExternal)
{
int indexA = offsetPointBase;
int indexB = (offsetPointBase + 1) % roomArchorPoints.Length;
Vector2 origBaseA = roomArchorPoints[indexA];
Vector2 origBaseB = roomArchorPoints[indexB];
Vector2 baseA = offsetRoomAnchorPoints[indexA];
Vector2 baseB = offsetRoomAnchorPoints[indexB];
Vector3 v0 = new Vector3(origBaseA.x, 0, origBaseA.y) + floorBaseV;
Vector3 v1 = new Vector3(origBaseB.x, 0, origBaseB.y) + floorBaseV;
Vector3 vOffset0 = new Vector3(baseA.x, 0, baseA.y) + floorBaseV;
Vector3 vOffset1 = new Vector3(baseB.x, 0, baseB.y) + floorBaseV;
if (wallPortalCount == 0) //just draw the wall - no portals to cut
{
Vector3 v2 = vOffset1 + wallUpV;
Vector3 v3 = vOffset0 + wallUpV;
Vector2 minUV = Vector2.zero;
Vector2 maxUV = new Vector2(Vector2.Distance(baseA, baseB), wallUp);
if (wallSurface != null)
{
maxUV = wallSurface.CalculateUV(maxUV);
}
Vector3 wallDir = (vOffset0 - vOffset1).normalized;
Vector3 wallNormal = Vector3.Cross(Vector3.up, wallDir);
Vector4 wallTangent = BuildRMesh.CalculateTangent(wallDir);
mesh.AddPlane(vOffset1, vOffset0, v2, v3, minUV, maxUV, wallNormal, wallTangent, wallSubmesh, wallSurface);
if (generateColliders)
{
collider.AddPlane(vOffset1, vOffset0, v2, v3);
}
}
else
{
List <float> useLaterals = new List <float>();
List <bool> hasPortals = new List <bool>();
for (int wp = 0; wp < wallPortalCount; wp++)
{
RoomPortal portal = wallPortals[wp];
bool hasPortal = room.HasPortal(portal);
hasPortals.Add(hasPortal);
if (hasPortal)
{
useLaterals.Add(portal.lateralPosition);
}
else
{
useLaterals.Add(1 - portal.lateralPosition);//portal from other wall - wall orientation is flipped
}
}
Vector3 wallVector = vOffset1 - vOffset0;
Vector3 wallDirection = wallVector.normalized;
Vector3 wallStart = vOffset0;
Vector4 wallTangent = BuildRMesh.CalculateTangent(wallDirection);
Vector3 wallNormal = Vector3.Cross(Vector3.up, wallDirection);
Vector4 wallNormalTangent = BuildRMesh.CalculateTangent(wallNormal);
Vector4 wallNormalTangentReverse = BuildRMesh.CalculateTangent(-wallNormal);
while (wallPortalCount > 0)
{
int portalIndex = 0;
RoomPortal usePortal = wallPortals[0];
float lowestLat = useLaterals[0];
for (int wp = 1; wp < wallPortalCount; wp++)
{
if (useLaterals[wp] < lowestLat)
{
portalIndex = wp;
usePortal = wallPortals[wp];
lowestLat = useLaterals[wp];
}
}
wallPortals.RemoveAt(portalIndex);
useLaterals.RemoveAt(portalIndex);
wallPortalCount--;
Vector3 vl0 = v0 + (-wallNormal + wallDirection) * wallThickness;
Vector3 vl1 = v1 + (-wallNormal - wallDirection) * wallThickness;
Vector3 portalCenter = Vector3.Lerp(vl0, vl1, lowestLat);
Vector3 portalHalfvector = wallDirection * (usePortal.width * 0.5f);
Vector3 portalBase = Vector3.up * (volume.floorHeight - usePortal.height) * usePortal.verticalPosition;
Vector3 portalUp = portalBase + Vector3.up * usePortal.height;
Vector3 portalStart = portalCenter - portalHalfvector;
Vector3 portalEnd = portalCenter + portalHalfvector;
Vector2 initalWallUVMin = new Vector2(Vector3.Dot(portalStart, wallDirection), 0);
Vector2 initalWallUVMax = new Vector2(Vector3.Dot(wallStart, wallDirection), wallUp);
mesh.AddPlane(portalStart, wallStart, portalStart + wallUpV, wallStart + wallUpV, initalWallUVMin, initalWallUVMax, wallNormal, wallTangent, wallSubmesh, wallSurface);//initial wall
if (generateColliders)
{
collider.AddPlane(portalStart, wallStart, portalStart + wallUpV, wallStart + wallUpV);
}
if (usePortal.verticalPosition > 0)
{
Vector2 portalBaseUVMin = new Vector2(Vector3.Dot(portalEnd, wallDirection), 0);
Vector2 portalBaseUVMax = new Vector2(Vector3.Dot(portalStart, wallDirection), portalBase.y);
mesh.AddPlane(portalEnd, portalStart, portalEnd + portalBase, portalStart + portalBase, portalBaseUVMin, portalBaseUVMax, wallNormal, wallTangent, wallSubmesh, wallSurface);//bottom
if (generateColliders)
{
collider.AddPlane(portalEnd, portalStart, portalEnd + portalBase, portalStart + portalBase);
}
}
if (usePortal.verticalPosition < 1)
{
Vector2 portalBaseUVMin = new Vector2(Vector3.Dot(portalEnd, wallDirection), portalUp.y);
Vector2 portalBaseUVMax = new Vector2(Vector3.Dot(portalStart, wallDirection), wallUp);
mesh.AddPlane(portalEnd + portalUp, portalStart + portalUp, portalEnd + wallUpV, portalStart + wallUpV, portalBaseUVMin, portalBaseUVMax, wallNormal, wallTangent, wallSubmesh, wallSurface);//top
if (generateColliders)
{
collider.AddPlane(portalEnd + portalUp, portalStart + portalUp, portalEnd + wallUpV, portalStart + wallUpV);
}
}
if (hasPortals[portalIndex])//only do this once - from the room it's attached to
{
//portal interior frame
Vector3 portalDepth = wallNormal * wallThickness * 2;
//sides
mesh.AddPlane(portalStart + portalDepth + portalBase, portalStart + portalBase, portalStart + portalDepth + portalUp, portalStart + portalUp, wallDirection, wallNormalTangentReverse, wallSubmesh);
mesh.AddPlane(portalEnd + portalBase, portalEnd + portalDepth + portalBase, portalEnd + portalUp, portalEnd + portalDepth + portalUp, -wallDirection, wallNormalTangent, wallSubmesh);
if (generateMeshColliders)
{
collider.AddPlane(portalStart + portalDepth + portalBase, portalStart + portalBase, portalStart + portalDepth + portalUp, portalStart + portalUp);
collider.AddPlane(portalEnd + portalBase, portalEnd + portalDepth + portalBase, portalEnd + portalUp, portalEnd + portalDepth + portalUp);
}
//floor
Vector2 minFloorUv = new Vector2((portalEnd + portalBase).z, (portalEnd + portalBase).x);
Vector2 maxFloorUv = minFloorUv + new Vector2(wallThickness, usePortal.width);
mesh.AddPlane(portalStart + portalBase, portalStart + portalDepth + portalBase, portalEnd + portalBase, portalEnd + portalDepth + portalBase, minFloorUv, maxFloorUv, Vector3.up, wallTangent, floorSubmesh, floorSurface);
if (generateMeshColliders)
{
collider.AddPlane(portalStart + portalBase, portalStart + portalDepth + portalBase, portalEnd + portalBase, portalEnd + portalDepth + portalBase);
}
//ceiling
mesh.AddPlane(portalEnd + portalUp, portalEnd + portalDepth + portalUp, portalStart + portalUp, portalStart + portalDepth + portalUp, Vector3.down, wallTangent, wallSubmesh);
if (generateMeshColliders)
{
collider.AddPlane(portalEnd + portalUp, portalEnd + portalDepth + portalUp, portalStart + portalUp, portalStart + portalDepth + portalUp);
}
}
wallStart = portalEnd;//move the start for the next calculation
}
Vector2 finalWallUVMin = new Vector2(Vector3.Dot(vOffset1, wallDirection), 0);
Vector2 finalWallUVMax = new Vector2(Vector3.Dot(wallStart, wallDirection), wallUp);
mesh.AddPlane(vOffset1, wallStart, vOffset1 + wallUpV, wallStart + wallUpV, finalWallUVMin, finalWallUVMax, wallNormal, wallTangent, wallSubmesh, wallSurface);//final wall section
if (generateColliders)
{
collider.AddPlane(vOffset1, wallStart, vOffset1 + wallUpV, wallStart + wallUpV);
}
}
offsetPointBase += 1;
}
else//external anchored wall
{
int facadeIndex = wall.facadeIndex;
Facade facadeDesign = volume.GetFacade(facadeIndex);
int currentFacadeWallSectionLength = externalWallAnchors[facadeIndex].Count - 1;
int currentWallSectionIndex = wall.offsetPointWallSection[0];
int wallOffsetPoints = wall.offsetPoints.Length;
for (int w = 0; w < wallOffsetPoints - 1; w++)
{
int roomPointIndex = offsetPointBase + w;
Vector2 baseA = offsetRoomAnchorPoints[roomPointIndex];
int offsetIndexB = (roomPointIndex + 1) % offsetRoomAnchorPoints.Length;
Vector2 baseB = offsetRoomAnchorPoints[offsetIndexB];
Vector3 v0 = new Vector3(baseA.x, 0, baseA.y) + floorBaseV;
Vector3 v1 = new Vector3(baseB.x, 0, baseB.y) + floorBaseV;
int wallSectionIndex = wall.offsetPointWallSection[w];
bool canGenerateWallSection = facadeDesign != null;
Vector3 wallVector = v0 - v1;
Vector3 wallDir = wallVector.normalized;
float wallLength = wallVector.magnitude;
if (!canGenerateWallSection)
{
if (wallSurface != null)
{
submeshLibrary.Add(wallSurface);
}
Vector3 v2 = v1 + wallUpV;
Vector3 v3 = v0 + wallUpV;
Vector2 minUV = Vector2.zero;
Vector2 maxUV = new Vector2(Vector2.Distance(baseA, baseB), wallUp);
Vector3 wallNormal = Vector3.Cross(Vector3.up, wallDir);
Vector4 wallTangent = BuildRMesh.CalculateTangent(wallDir);
mesh.AddPlane(v1, v0, v2, v3, minUV, maxUV, wallNormal, wallTangent, wallSubmesh, wallSurface);
if (generateMeshColliders)
{
collider.AddPlane(v1, v0, v2, v3);
}
}
else
{
WallSection section = facadeDesign.GetWallSection(wallSectionIndex, volumeFloor, currentFacadeWallSectionLength, volume.floors);
if (section.model != null)
{
continue;//cannot account for custom meshes assume custom mesh does include interior mesh or if does - will be generated with the exterior
}
GenerationOutput generatedSection = GenerationOutput.CreateRawOutput();
Vector2 wallSectionSize = new Vector2(wallLength, wallUp + wallThickness);
bool cullOpening = building.cullDoors && section.isDoor;
SubmeshLibrary sectionLib = new SubmeshLibrary();
if (wallSurface != null)
{
sectionLib.Add(wallSurface);//add interior wall surface
submeshLibrary.Add(wallSurface);
}
sectionLib.Add(section.openingSurface);//add windows - the only surface we'll use in the interior room
submeshLibrary.Add(section.openingSurface);
float offset = 0;
if (w == 0)
{
offset = wallThickness;
}
if (w == wallOffsetPoints - 2)
{
offset = -wallThickness;
}
WallSectionGenerator.Generate(section, generatedSection, wallSectionSize, true, wallThickness, cullOpening, null, sectionLib, offset);
int[] mapping = submeshLibrary.MapSubmeshes(generatedSection.raw.materials);
Vector3 curveNormal = Vector3.Cross(wallDir, Vector3.up);
Quaternion meshRot = Quaternion.LookRotation(curveNormal, Vector3.up);
Vector3 meshPos = new Vector3(v1.x, volume.baseHeight, v1.z) + wallDir * wallSectionSize.x + Vector3.up * wallSectionSize.y;
meshPos += meshRot * -new Vector3(wallSectionSize.x, wallSectionSize.y, 0) * 0.5f;
mesh.AddData(generatedSection.raw, mapping, meshPos, meshRot, Vector3.one);
}
currentWallSectionIndex++;
if (currentWallSectionIndex >= currentFacadeWallSectionLength)
{
//reached the end of the facade - move to the next one and continue
currentFacadeWallSectionLength = externalWallAnchors[facadeIndex].Count;
currentWallSectionIndex = 0;
}
}
offsetPointBase += wallPointCount - 1;
}
}
//FLOOR
Vector2[] mainShape = offsetRoomAnchorPoints;
Vector2[][] floorCutPoints = floorCuts.ToArray();
int floorVertCount = mainShape.Length;
for (int flc = 0; flc < floorCutPoints.Length; flc++)
{
floorVertCount += floorCutPoints[flc].Length;
}
Vector2[] allFloorPoints = new Vector2[floorVertCount];
int mainShapeLength = mainShape.Length;
for (int ms = 0; ms < mainShapeLength; ms++)
{
allFloorPoints[ms] = mainShape[ms];
}
int cutPointIterator = mainShapeLength;
for (int flc = 0; flc < floorCutPoints.Length; flc++)
{
for (int flcp = 0; flcp < floorCutPoints[flc].Length; flcp++)
{
allFloorPoints[cutPointIterator] = floorCutPoints[flc][flcp];
cutPointIterator++;
}
}
Vector3[] floorPoints = new Vector3[floorVertCount];
Vector2[] floorUvs = new Vector2[floorVertCount];
Vector3[] floorNorms = new Vector3[floorVertCount];
Vector4[] floorTangents = new Vector4[floorVertCount];
for (int rp = 0; rp < floorVertCount; rp++)
{
floorPoints[rp] = new Vector3(allFloorPoints[rp].x, 0, allFloorPoints[rp].y) + floorBaseV;
Vector2 uv = allFloorPoints[rp];
if (floorSurface != null)
{
uv = floorSurface.CalculateUV(uv);
}
floorUvs[rp] = uv;
floorNorms[rp] = Vector3.up;
floorTangents[rp] = tangent;
}
int[] tris = Poly2TriWrapper.Triangulate(mainShape, true, floorCutPoints);
mesh.AddData(floorPoints, floorUvs, tris, floorNorms, floorTangents, floorSubmesh);
if (generateColliders)
{
collider.mesh.AddData(floorPoints, floorUvs, tris, floorNorms, floorTangents, 0);
}
//CEILING!
Vector2[][] ceilingCutPoints = ceilingCuts.ToArray();
int ceilingVertCount = mainShape.Length;
for (int flc = 0; flc < ceilingCutPoints.Length; flc++)
{
ceilingVertCount += ceilingCutPoints[flc].Length;
}
Vector2[] allCeilingPoints = new Vector2[ceilingVertCount];
for (int ms = 0; ms < mainShapeLength; ms++)
{
allCeilingPoints[ms] = mainShape[ms];
}
cutPointIterator = mainShapeLength;
for (int flc = 0; flc < ceilingCutPoints.Length; flc++)
{
for (int flcp = 0; flcp < ceilingCutPoints[flc].Length; flcp++)
{
allCeilingPoints[cutPointIterator] = ceilingCutPoints[flc][flcp];
cutPointIterator++;
}
}
Vector3[] ceilingPoints = new Vector3[ceilingVertCount];
Vector2[] ceilingUvs = new Vector2[ceilingVertCount];
Vector3[] ceilingNorms = new Vector3[ceilingVertCount];
Vector4[] ceilingTangents = new Vector4[ceilingVertCount];
for (int rp = 0; rp < ceilingVertCount; rp++)
{
ceilingPoints[rp] = new Vector3(allCeilingPoints[rp].x, wallUp, allCeilingPoints[rp].y) + floorBaseV;
Vector2 uv = allCeilingPoints[rp];
if (floorSurface != null)
{
uv = ceilingSurface.CalculateUV(uv);
}
ceilingUvs[rp] = uv;
ceilingNorms[rp] = Vector3.down;
ceilingTangents[rp] = tangent;
}
tris = Poly2TriWrapper.Triangulate(mainShape, false, ceilingCutPoints);
mesh.AddData(ceilingPoints, ceilingUvs, tris, ceilingNorms, ceilingTangents, ceilingSubmesh);
if (generateColliders)
{
collider.mesh.AddData(ceilingPoints, ceilingUvs, tris, ceilingNorms, ceilingTangents, 0);
}
for (int ob = 0; ob < openingCount; ob++)
{
VerticalOpening opening = openings[ob];
int openingIndex = Array.IndexOf(openings, opening);
Vector3 basePosition = openingBounds[openingIndex].center;
basePosition.z = basePosition.y;
basePosition.y = volume.baseHeight;
if (roomOpenings.Contains(opening))//opening used in this floorplan
{
int externalWallSubmesh = wallSubmesh != -1 ? wallSubmesh : -1;
switch (opening.usage)
{
case VerticalOpening.Usages.Space:
if (ceilingCutPoints.Length <= ob)
{
continue;
}
Vector3 ceilingCutUpV = Vector3.up * wallThickness;
Vector2[] ceilingCut = ceilingCutPoints[ob];
int custSize = ceilingCut.Length;
for (int cp = 0; cp < custSize; cp++)
{
int indexA = (cp + 1) % custSize;
int indexB = cp;
Vector3 cp0 = new Vector3(ceilingCut[indexA].x, wallUp, ceilingCut[indexA].y) + floorBaseV;
Vector3 cp1 = new Vector3(ceilingCut[indexB].x, wallUp, ceilingCut[indexB].y) + floorBaseV;
Vector3 cp2 = cp0 + ceilingCutUpV;
Vector3 cp3 = cp1 + ceilingCutUpV;
mesh.AddPlane(cp0, cp1, cp2, cp3, ceilingSubmesh);
if (generateColliders)
{
collider.AddPlane(cp0, cp1, cp2, cp3);
}
}
break;
case VerticalOpening.Usages.Stairwell:
StaircaseGenerator.Generate(mesh, opening, basePosition, volume.floorHeight, actualFloor, externalWallSubmesh, sendCollider);
if (volumeFloor == volume.floors - 1 && opening.baseFloor + opening.floors > building.VolumeBaseFloor(volume) + volume.floors - 1 && volume.abovePlanCount == 0)
{
StaircaseGenerator.GenerateRoofAccess(mesh, opening, basePosition, volume.floorHeight, actualFloor, externalWallSubmesh, sendCollider);
}
break;
case VerticalOpening.Usages.Elevator:
ElevatorShaftGenerator.Generate(ref mesh, opening, actualFloor, basePosition, volume.floorHeight, externalWallSubmesh, sendCollider);
break;
}
}
}
}
for (int ob = 0; ob < openingCount; ob++)
{
Vector2[] openingShape = openingShapes[ob];
if (openingShape == null)
{
continue; //opening not used by this floorplan
}
if (openingUsedInThisFloor[ob])
{
continue; //opening already generated
}
//seal this opening from the void
VerticalOpening opening = openings[ob];
int openingIndex = Array.IndexOf(openings, opening);
Vector3 basePosition = openingBounds[openingIndex].center;
basePosition.z = basePosition.y;
basePosition.y = 0;
int cutSize = openingShape.Length;
Vector3 sealingWallUpV = Vector3.up * volume.floorHeight;
int sealWallSubmesh = submeshLibrary.SubmeshAdd(opening.surfaceB);
Vector2[] offsetOpeningShape = QuickPolyOffset.Execute(openingShape, wallThickness);
for (int cp = 0; cp < cutSize; cp++)
{
int indexA = (cp + 1) % cutSize;
int indexB = cp;
Vector2 p0 = opening.usage == VerticalOpening.Usages.Space ? openingShape[indexA] : offsetOpeningShape[indexA];
Vector2 p1 = opening.usage == VerticalOpening.Usages.Space ? openingShape[indexB] : offsetOpeningShape[indexB];
Vector3 cp0 = new Vector3(p0.x, 0, p0.y) + floorBaseV;
Vector3 cp1 = new Vector3(p1.x, 0, p1.y) + floorBaseV;
Vector3 cp2 = cp0 + sealingWallUpV;
Vector3 cp3 = cp1 + sealingWallUpV;
mesh.AddPlane(cp0, cp1, cp2, cp3, sealWallSubmesh);
if (generateColliders)
{
collider.AddPlane(cp0, cp1, cp2, cp3);
}
}
switch (opening.usage)
{
case VerticalOpening.Usages.Space:
//nothing to implement
break;
case VerticalOpening.Usages.Stairwell:
//need stairs to connect used floors
StaircaseGenerator.GenerateStairs(mesh, opening, basePosition, volume.floorHeight, actualFloor, -1, sendCollider);
if (volumeFloor == volume.floors - 1)
{
StaircaseGenerator.GenerateRoofAccess(mesh, opening, basePosition, volume.floorHeight, actualFloor, -1, sendCollider);
}
break;
case VerticalOpening.Usages.Elevator:
//nothing to implement
break;
}
}
}
private static void ToMesh(ref BuildRMesh mesh, ref Shape shape, float roofBaseHeight, float meshHeight, int[] facadeIndices, IVolume volume, int submesh, Surface surface, bool generateDormers = false)
{
//TODO fix this error properly
if (shape == null)
{
Debug.Log("ToMesh: Error to fix");
return;
}
List <Edge> edges = new List <Edge>(shape.edges);
List <Edge> baseEdges = new List <Edge>(shape.baseEdges);
float shapeHeight = shape.HeighestPoint();
float heightScale = meshHeight / shapeHeight;
bool isFloor = meshHeight < 0.00001f;
Dictionary <Node, int> shapeConnectionCount = new Dictionary <Node, int>();
Dictionary <Node, List <Node> > shapeConnections = new Dictionary <Node, List <Node> >();
int edgeCount = edges.Count;
for (int e = 0; e < edgeCount; e++)
{
Edge edge = edges[e];
if (edge.length < Mathf.Epsilon)
{
continue;
}
if (!shapeConnectionCount.ContainsKey(edge.nodeA))
{
shapeConnectionCount.Add(edge.nodeA, 0);//start at zero - we need two edges to make a shape...
shapeConnections.Add(edge.nodeA, new List <Node> {
edge.nodeB
});
}
else
{
shapeConnectionCount[edge.nodeA]++;
if (!shapeConnections[edge.nodeA].Contains(edge.nodeB))
{
shapeConnections[edge.nodeA].Add(edge.nodeB);
}
}
if (!shapeConnectionCount.ContainsKey(edge.nodeB))
{
shapeConnectionCount.Add(edge.nodeB, 0);//start at zero - we need two edges to make a shape...
shapeConnections.Add(edge.nodeB, new List <Node> {
edge.nodeA
});
}
else
{
shapeConnectionCount[edge.nodeB]++;
if (!shapeConnections[edge.nodeB].Contains(edge.nodeA))
{
shapeConnections[edge.nodeB].Add(edge.nodeA);
}
}
}
int baseEdgeCount = baseEdges.Count;
List <Vector3[]> roofFaces = new List <Vector3[]>();
for (int b = 0; b < baseEdgeCount; b++)
{
int facadeIndex = facadeIndices[b];
bool isGabled = volume[facadeIndex].isGabled;
if (!isGabled)
{
int facadeIndexLeft = (facadeIndex - 1 + volume.numberOfFacades) % volume.numberOfFacades;
int facadeIndexRight = (facadeIndex + 1) % volume.numberOfFacades;
bool isGabledLeft = volume[facadeIndexLeft].isGabled;
bool isGabledRight = volume[facadeIndexRight].isGabled;
Edge baseEdge = baseEdges[b];
Node nodeA = baseEdge.nodeA;
Node nodeB = baseEdge.nodeB;
Node currentNode = nodeA;
Node lastNode = nodeB;
int itMax = 50;
List <Node> edgeShape = new List <Node>()
{
nodeA
};
while (currentNode != nodeB)
{
List <Node> nodeConnections = shapeConnections[currentNode];
int nodeConnectionCount = nodeConnections.Count;
float minAngle = Mathf.Infinity;
Node nextNode = null;
Vector2 currentDirection = (currentNode.position - lastNode.position).normalized;
for (int n = 0; n < nodeConnectionCount; n++)
{
Node connectingNode = nodeConnections[n];
if (connectingNode == lastNode)
{
continue; //end this circus!
}
Vector2 nextDirection = (connectingNode.position - currentNode.position).normalized;
float nodeAngle = SignAngleDirection(currentDirection, nextDirection);
if (nodeAngle < minAngle)
{
minAngle = nodeAngle;
nextNode = connectingNode;
}
}
if (nextNode != null)
{
edgeShape.Add(nextNode);
lastNode = currentNode;
currentNode = nextNode;
}
itMax--;
if (itMax < 0)
{
break;
}
}
int edgeShapeCount = edgeShape.Count;
if (edgeShapeCount == 4 && generateDormers)
{
Vector3[] edgeShapeV3 = new Vector3[4];
edgeShapeV3[0] = new Vector3(edgeShape[0].position.x, roofBaseHeight, edgeShape[0].position.y);
edgeShapeV3[1] = new Vector3(edgeShape[3].position.x, roofBaseHeight, edgeShape[3].position.y);
edgeShapeV3[2] = new Vector3(edgeShape[1].position.x, roofBaseHeight + meshHeight, edgeShape[1].position.y);
edgeShapeV3[3] = new Vector3(edgeShape[2].position.x, roofBaseHeight + meshHeight, edgeShape[2].position.y);
roofFaces.Add(edgeShapeV3);
}
if ((isGabledLeft || isGabledRight) && edgeShapeCount == 4)//modify shape if gables are detected
{
Vector3 p0 = edgeShape[0].position;
Vector3 p1 = edgeShape[3].position;
Vector3 p2 = edgeShape[1].position;
Vector3 vector = p1 - p0;
Vector3 dir = vector.normalized;
Vector3 cross = Vector3.Cross(Vector3.back, dir);
if (isGabledLeft)
{
float gableThickness = volume[facadeIndexLeft].gableThickness;
bool simpleGable = volume[facadeIndexLeft].simpleGable;
Gable gableStyle = volume[facadeIndexLeft].gableStyle;
if (!simpleGable && gableStyle == null || !isFloor)
{
gableThickness = 0;
}
Vector3 newPointA = Vector3.Project(p2 - p1, cross) + dir * gableThickness;
edgeShape[1].position = edgeShape[0].position + new Vector2(newPointA.x, newPointA.y);
}
if (isGabledRight)
{
float gableThickness = volume[facadeIndexRight].gableThickness;
bool simpleGable = volume[facadeIndexRight].simpleGable;
Gable gableStyle = volume[facadeIndexRight].gableStyle;
if (!simpleGable && gableStyle == null || !isFloor)
{
gableThickness = 0;
}
Vector3 newPointB = Vector3.Project(p2 - p1, cross) - dir * gableThickness;
edgeShape[2].position = edgeShape[3].position + new Vector2(newPointB.x, newPointB.y);
}
}
Vector3[] verts = new Vector3[edgeShapeCount];
Vector2[] uvs = new Vector2[edgeShapeCount];
Vector3 baseShapeDirection = ToV3(nodeB.position - nodeA.position).normalized;
float uvAngle = SignAngle(new Vector2(baseShapeDirection.x, baseShapeDirection.z).normalized) - 90;
Vector2[] faceShape = new Vector2[edgeShapeCount];
Vector3[] normals = new Vector3[edgeShapeCount];
Vector4[] tangents = new Vector4[edgeShapeCount];
Vector4 tangent = BuildRMesh.CalculateTangent(baseShapeDirection);
for (int i = 0; i < edgeShapeCount; i++)
{
Vector3 newVert = new Vector3(edgeShape[i].position.x, edgeShape[i].height * heightScale + roofBaseHeight, edgeShape[i].position.y);
verts[i] = newVert;
Vector2 baseUV = (i == 0) ? Vector2.zero : new Vector2(newVert.x - verts[0].x, newVert.z - verts[0].z);
Vector2 newUV = Rotate(baseUV, uvAngle);
float faceHeight = edgeShape[i].height * heightScale;
newUV.y = Mathf.Sqrt((newUV.y * newUV.y) + (faceHeight * faceHeight));
if (surface != null)
{
newUV = surface.CalculateUV(newUV);
}
uvs[i] = newUV;
faceShape[i] = edgeShape[i].position;//used for triangulation
// normals[i] = normal;
tangents[i] = tangent;
}
// int[] tris = EarClipper.Triangulate(faceShape, 0, -1);
int[] tris = Poly2TriWrapper.Triangulate(faceShape, true);
int triCount = tris.Length;
if (triCount < 3)
{
continue;
}
Vector3 normal = BuildRMesh.CalculateNormal(verts[tris[0]], verts[tris[1]], verts[tris[2]]);
for (int i = 0; i < edgeShapeCount; i++)
{
normals[i] = normal;//normCal[i].normalized;
}
mesh.AddData(verts, uvs, tris, normals, tangents, submesh);
if (isGabled)
{
for (int t = 0; t < triCount; t += 3)
{
if (tris[t] == 0 || tris[t + 1] == 0 || tris[t + 2] == 0)
{
int beB = edgeShapeCount - 1;
if (tris[t] == beB || tris[t + 1] == beB || tris[t + 2] == beB)
{
Vector3 b0 = verts[0];
Vector3 b1 = verts[beB];
int topIndex = 0;
for (int tx = 0; tx < 3; tx++)
{
if (tris[t + tx] != 0 && tris[t + tx] != beB)
{
topIndex = tris[t + tx];
}
}
Vector3 b2 = verts[topIndex];
Vector3 baseV = b1 - b0;
Vector3 dir = baseV.normalized;
Vector3 face = Vector3.Cross(Vector3.up, dir);
// float length = baseV.magnitude;
Vector3 center = Vector3.Lerp(b0, b1, 0.5f);
Vector3 up = Vector3.Project(b2 - b0, Vector3.up);
Vector3 b3 = center + up;
mesh.AddTri(b0, b2, b3, face, submesh); //left
mesh.AddTri(b1, b3, b2, -face, submesh); //right
mesh.AddTri(b0, b3, b1, dir, submesh); //face
//clear triangle
tris[t] = 0;
tris[t + 1] = 0;
tris[t + 2] = 0;
}
}
}
}
}
else if (isFloor)
{
Roof roof = volume.roof;
Edge baseEdge = baseEdges[b];
Node nodeA = baseEdge.nodeA;
Node nodeB = baseEdge.nodeB;
Vector3 p0 = new Vector3(nodeA.position.x, heightScale + roofBaseHeight, nodeA.position.y);
Vector3 p1 = new Vector3(nodeB.position.x, heightScale + roofBaseHeight, nodeB.position.y);
Vector3 baseV = p1 - p0;
Vector3 dir = baseV.normalized;
Vector3 face = Vector3.Cross(Vector3.up, dir).normalized;
Vector3 parapetEdgeModifier = dir * (roof.overhang - (roof.parapetFrontDepth + roof.parapetBackDepth)) * 1.05f;
p0 += parapetEdgeModifier;
p1 += -parapetEdgeModifier;
// p0 += face * (roof.parapetFrontDepth + roof.parapetBackDepth + roof.overhang);
VolumePoint volumePoint = volume[facadeIndices[b]];
bool simpleGable = volumePoint.simpleGable;
Gable gableStyle = volume[facadeIndices[b]].gableStyle;
if (!simpleGable && gableStyle == null)
{
simpleGable = true;
}
float thickness = volume[facadeIndices[b]].gableThickness;
float additionalHeight = volume[facadeIndices[b]].gableHeight;
float height = roof.height + additionalHeight;
if (simpleGable) //generate a simple gable
{
int wallSubmesh = mesh.submeshLibrary.SubmeshAdd(roof.wallSurface); //surfaceMapping.IndexOf(roof.wallSurface);
if (wallSubmesh == -1)
{
wallSubmesh = submesh;
}
Vector3 g0 = p0;
Vector3 g1 = p0 + Vector3.up * additionalHeight;
Vector3 g2 = g1 + dir * roof.floorDepth * 0.5f;
Vector3 g3 = g2 + dir * roof.depth * 0.5f + Vector3.up * roof.height;
Vector3 g7 = p1;
Vector3 g6 = p1 + Vector3.up * additionalHeight;
Vector3 g5 = g6 - dir * roof.floorDepth * 0.5f;
Vector3 g4 = g5 - dir * roof.depth * 0.5f + Vector3.up * roof.height;
Vector3 gF = -face * thickness;
mesh.AddPlane(g0, g7, g1, g6, wallSubmesh); //bottom front
mesh.AddPlane(g7 + gF, g0 + gF, g6 + gF, g1 + gF, wallSubmesh); //bottom back
mesh.AddPlane(g1, g6, g1 + gF, g6 + gF, wallSubmesh); //bottom top
mesh.AddPlane(g0, g1, g0 + gF, g1 + gF, wallSubmesh); //bottom sides
mesh.AddPlane(g6, g7, g6 + gF, g7 + gF, wallSubmesh);
mesh.AddPlane(g2, g5, g3, g4, wallSubmesh); //top front
mesh.AddPlane(g5 + gF, g2 + gF, g4 + gF, g3 + gF, wallSubmesh); //top back
mesh.AddPlane(g2 + gF, g2, g3 + gF, g3, wallSubmesh); //top sides
mesh.AddPlane(g5, g5 + gF, g4, g4 + gF, wallSubmesh); //top sides
mesh.AddPlane(g3 + gF, g3, g4 + gF, g4, wallSubmesh); //top top
}
else
{
Vector2 baseUV = new Vector2(0, volume.planHeight);
GableGenerator.Generate(ref mesh, gableStyle, p0, p1, height, thickness, baseUV);
}
}
}
if (generateDormers)
{
DormerGenerator.Generate(ref mesh, volume, roofFaces);
}
}
