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)
{
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 void Generate(IBuilding building, IVolume volume, BuildRMesh mesh, BuildRCollider collider, Rect clampUV)
{
int numberOfPoints = volume.numberOfPoints;
float totalPlanHeight = volume.planTotalHeight;
Roof roof = volume.roof;
bool generateColliders = building.colliderType != BuildingColliderTypes.None;
if (!roof.exists)
{
return;
}
List <Vector2> roofPoints = new List <Vector2>();
List <int> facadeIndicies = new List <int>();
mesh.submeshLibrary.SubmeshAdd(roof.mainSurface);
int wallSubmesh = mesh.submeshLibrary.SubmeshAdd(roof.wallSurface != null ? roof.wallSurface : roof.mainSurface);
int floorSubmesh = mesh.submeshLibrary.SubmeshAdd(roof.floorSurface != null?roof.floorSurface: roof.mainSurface);
bool[] facadeParapets = new bool[numberOfPoints];
for (int p = 0; p < numberOfPoints; p++)
{
Vector3 p0 = volume.BuildingPoint(p);
roofPoints.Add(new Vector2(p0.x, p0.z));
facadeIndicies.Add(p);
if (!volume.IsWallStraight(p))
{
int anchorCount = volume.facadeWallAnchors[p].Count;
for (int a = 1; a < anchorCount - 1; a++)
{
roofPoints.Add(volume.facadeWallAnchors[p][a].vector2);
facadeIndicies.Add(p);
}
}
facadeParapets[p] = BuildRFacadeUtil.HasParapet(building, volume, p);
}
int numberOfRoofPoints = roofPoints.Count;
Vector3[] facadeNormals = new Vector3[numberOfRoofPoints];
Vector3[] facadeDirections = new Vector3[numberOfRoofPoints];
float[] facadeLengths = new float[numberOfRoofPoints];
for (int p = 0; p < numberOfRoofPoints; p++)
{
Vector3 p0 = roofPoints[p];
Vector3 p1 = roofPoints[(p + 1) % numberOfRoofPoints];
Vector3 facadeVector = (p1 - p0);
facadeDirections[p] = facadeVector.normalized;
facadeNormals[p] = Vector3.Cross(Vector3.up, facadeDirections[p]);
facadeLengths[p] = facadeVector.magnitude;
}
Vector2[] roofPointsA = roofPoints.ToArray();
bool[] roofGables = new bool[numberOfPoints];
for (int g = 0; g < numberOfPoints; g++)
{
roofGables[g] = volume[g].isGabled;
}
Vector2[] baseRoofPoints = new Vector2[0];
if (roof.overhang > 0)
{
OffsetPoly polyOffset = new OffsetPoly(roofPointsA, -roof.overhang);
polyOffset.Execute();
baseRoofPoints = polyOffset.Shape();
ShapeToRoofMesh.OverhangUnderside(ref mesh, roofPointsA, baseRoofPoints, totalPlanHeight, roof);
}
else
{
baseRoofPoints = roofPointsA;
}
if (baseRoofPoints.Length == 0)
{
return;
}
Vector2[] parapetExternalPoints = new Vector2[0];
Vector2[] parapetInternalPoints = new Vector2[0];
float parapetFrontDepth = roof.parapetFrontDepth;
float parapetBackDepth = roof.parapetBackDepth;
if (generateColliders)
{
collider.thickness = parapetFrontDepth * 0.5f + parapetBackDepth;
}
bool parapet = roof.parapet && building.meshType == BuildingMeshTypes.Full;
if (parapet)
{
OffsetPoly polyOffset = new OffsetPoly(baseRoofPoints, -parapetFrontDepth);
polyOffset.Execute();
parapetExternalPoints = polyOffset.Shape();
polyOffset = new OffsetPoly(baseRoofPoints, parapetBackDepth);
polyOffset.Execute();
parapetInternalPoints = polyOffset.Shape();
}
int roofPointCount = baseRoofPoints.Length;
if (parapet && parapetExternalPoints.Length > 0 && parapetInternalPoints.Length > 0)
{
List <BuildRVolumeUtil.ParapetWallData> parapetShapes = BuildRVolumeUtil.GetParapetShapes(building, volume, baseRoofPoints);
for (int p = 0; p < roofPointCount; p++)
{
BuildRVolumeUtil.ParapetWallData parapetWallData = parapetShapes[p];
int facadeIndex = facadeIndicies[p];
if (!facadeParapets[facadeIndex] || parapetWallData.type == BuildRVolumeUtil.ParapetWallData.Types.None)
{
continue;
}
int pb = (p + 1) % roofPointCount;
int pbi = (p + 1) % parapetInternalPoints.Length;
int pbe = (p + 1) % parapetExternalPoints.Length;
int facadeIndexB = (facadeIndex + 1) % numberOfPoints;
int facadeIndexC = (facadeIndex - 1 + numberOfPoints) % numberOfPoints;
bool facadeParapetB = facadeParapets[facadeIndexB] && parapetShapes[facadeIndexB].type != BuildRVolumeUtil.ParapetWallData.Types.None;
bool facadeParapetC = facadeParapets[facadeIndexC] && parapetShapes[facadeIndexC].type != BuildRVolumeUtil.ParapetWallData.Types.None;
Vector3 p0 = new Vector3(baseRoofPoints[p].x, totalPlanHeight, baseRoofPoints[p].y);
Vector3 p1 = new Vector3(baseRoofPoints[pb].x, totalPlanHeight, baseRoofPoints[pb].y);
Vector3 facadeVector = (p1 - p0);
Vector3 facadeDirection = facadeVector.normalized;
Vector3 facadeNormal = Vector3.Cross(Vector3.up, facadeDirection);
int pCount = Mathf.Min(parapetExternalPoints.Length, parapetInternalPoints.Length);
if (p < pCount)
{
float facadeLength = facadeVector.magnitude;
if (!facadeParapetC)//need to straighten the ends if no parapet exists
{
Vector3 parapetEndExternalC = p0 + facadeNormal * parapetFrontDepth;
Vector3 parapetEndInternalC = p0 - facadeNormal * parapetBackDepth;
parapetExternalPoints[p] = new Vector2(parapetEndExternalC.x, parapetEndExternalC.z);
parapetInternalPoints[p] = new Vector2(parapetEndInternalC.x, parapetEndInternalC.z);
}
if (!facadeParapetB)//need to straighten the ends if no parapet exists
{
Vector3 parapetEndExternalB = p1 + facadeNormal * parapetFrontDepth;
Vector3 parapetEndInternalB = p1 - facadeNormal * parapetBackDepth;
parapetExternalPoints[pbe] = new Vector2(parapetEndExternalB.x, parapetEndExternalB.z);
parapetInternalPoints[pbi] = new Vector2(parapetEndInternalB.x, parapetEndInternalB.z);
}
//external points
Vector3 p0e = new Vector3(parapetExternalPoints[p].x, totalPlanHeight, parapetExternalPoints[p].y);
Vector3 p1e = new Vector3(parapetExternalPoints[pbe].x, totalPlanHeight, parapetExternalPoints[pbe].y);
//internal points
Vector3 p0i = new Vector3(parapetInternalPoints[p].x, totalPlanHeight, parapetInternalPoints[p].y);
Vector3 p1i = new Vector3(parapetInternalPoints[pbi].x, totalPlanHeight, parapetInternalPoints[pbi].y);
float uvAngle = JMath.SignAngle(new Vector2(facadeDirection.x, facadeDirection.z).normalized) + 90;
Vector4 facadeTangent = BuildRMesh.CalculateTangent(facadeDirection);
Vector4 facadeTangentInverse = BuildRMesh.CalculateTangent(-facadeDirection);
if (parapetWallData.type == BuildRVolumeUtil.ParapetWallData.Types.AtoIntersection)
{
Vector2 intV2 = parapetWallData.Int;
Vector3 intV3 = new Vector3(intV2.x, totalPlanHeight, intV2.y);
p1e = intV3 + facadeNormal * parapetFrontDepth;
p1i = intV3 - facadeNormal * parapetBackDepth;
}
if (parapetWallData.type == BuildRVolumeUtil.ParapetWallData.Types.IntersectiontoB)
{
Vector2 intV2 = parapetWallData.Int;
Vector3 intV3 = new Vector3(intV2.x, totalPlanHeight, intV2.y);
p0e = intV3 + facadeNormal * parapetFrontDepth;
p0i = intV3 - facadeNormal * parapetBackDepth;
}
if (roof.parapetStyle == Roof.ParapetStyles.Flat)
{
Vector3 parapetUp = Vector3.up * roof.parapetHeight;
Vector3 w0 = p0e; //front left
Vector3 w1 = p1e; //front right
Vector3 w2 = p0i; //back left
Vector3 w3 = p1i; //back right
Vector3 w6 = w2 + parapetUp; //front left top
Vector3 w7 = w3 + parapetUp; //front right top
Vector3 w4 = w0 + parapetUp; //back left top
Vector3 w5 = w1 + parapetUp; //back right top
mesh.AddPlane(w0, w1, w4, w5, Vector2.zero, new Vector2(facadeLength, roof.parapetHeight), facadeNormal, facadeTangent, wallSubmesh, roof.wallSurface); //front
mesh.AddPlane(w3, w2, w7, w6, Vector2.zero, new Vector2(facadeLength, roof.parapetHeight), -facadeNormal, facadeTangentInverse, wallSubmesh, roof.wallSurface); //back
mesh.AddPlaneComplexUp(w7, w6, w5, w4, uvAngle, Vector3.up, facadeTangent, wallSubmesh, roof.wallSurface); //top
if (generateColliders)
{
collider.AddPlane(w0, w1, w4, w5);
if (!collider.usingPrimitives)
{
collider.mesh.AddPlane(w3, w2, w7, w6, 0);
collider.mesh.AddPlane(w7, w6, w5, w4, 0);
}
}
if (parapetFrontDepth > 0)
{
mesh.AddPlaneComplexUp(p0, p1, w0, w1, uvAngle, Vector3.down, facadeTangent, wallSubmesh, roof.wallSurface);//bottom
}
bool leftParapet = facadeParapetB;
if (!leftParapet)
{
//todo proper calculations
Vector3 leftCapNormal = Vector3.forward;
mesh.AddPlane(w0, w2, w4, w6, Vector2.zero, new Vector2(parapetBackDepth + parapetFrontDepth, roof.parapetHeight), leftCapNormal, facadeTangent, wallSubmesh, roof.wallSurface);//left cap
}
bool rightParapet = facadeParapetC;
if (!rightParapet)
{
//todo proper calculations
Vector3 rightCapNormal = Vector3.forward;
mesh.AddPlane(w3, w1, w7, w5, Vector2.zero, new Vector2(parapetBackDepth + parapetFrontDepth, roof.parapetHeight), rightCapNormal, facadeTangent, wallSubmesh, roof.wallSurface);//right cap
}
}
else//battlements!
{
int battlementCount = Mathf.CeilToInt(facadeLength / roof.battlementSpacing) * 2 + 1;
for (int b = 0; b < battlementCount + 1; b++)
{
float percentLeft = b / (float)(battlementCount);
float percentRight = (b + 1f) / (battlementCount);
float parapetUVStart = percentLeft * facadeLength;
float parapetUVWidth = (percentRight - percentLeft) * facadeLength;
Vector3 b0 = Vector3.Lerp(p0e, p1e, percentLeft);
Vector3 b1 = Vector3.Lerp(p0e, p1e, percentRight);
Vector3 b2 = Vector3.Lerp(p0i, p1i, percentLeft);
Vector3 b3 = Vector3.Lerp(p0i, p1i, percentRight);
bool upperBattlement = b % 2 == 0;
float battlementUp = upperBattlement ? roof.parapetHeight : roof.parapetHeight * roof.battlementHeightRatio;
Vector3 battlementUpV = Vector3.up * battlementUp;
Vector3 b6 = b2 + battlementUpV; //front left top
Vector3 b7 = b3 + battlementUpV; //front right top
Vector3 b4 = b0 + battlementUpV; //back left top
Vector3 b5 = b1 + battlementUpV; //back right top
//front
mesh.AddPlane(b0, b1, b4, b5, new Vector2(parapetUVStart, 0), new Vector2(parapetUVStart + parapetUVWidth, battlementUp), facadeNormal, facadeTangent, wallSubmesh, roof.wallSurface);
//back
mesh.AddPlane(b3, b2, b7, b6, new Vector2(parapetUVStart, 0), new Vector2(parapetUVStart + parapetUVWidth, battlementUp), -facadeNormal, facadeTangentInverse, wallSubmesh, roof.wallSurface);
//top
mesh.AddPlaneComplexUp(b7, b6, b5, b4, uvAngle, Vector3.up, facadeTangent, wallSubmesh, roof.wallSurface);
if (parapetFrontDepth > 0)
{
mesh.AddPlaneComplexUp(p0, p1, b0, b1, uvAngle, Vector3.down, facadeTangent, wallSubmesh, roof.wallSurface);//bottom
}
if (generateColliders)
{
collider.AddPlane(b0, b1, b4, b5);
if (!collider.usingPrimitives)
{
collider.mesh.AddPlane(b3, b2, b7, b6, 0);
collider.mesh.AddPlane(b7, b6, b5, b4, 0);
}
}
if (upperBattlement)
{
//todo proper calculations
float uvBattlementCapUp = roof.parapetHeight * roof.battlementHeightRatio;
Vector3 leftCapNormal = -facadeDirection;
Vector4 leftCapTangent = BuildRMesh.CalculateTangent(-facadeNormal);
mesh.AddPlane(b2, b0, b6, b4, new Vector2(parapetUVStart, 0), new Vector2(parapetUVStart + roof.parapetBackDepth + parapetFrontDepth, uvBattlementCapUp), leftCapNormal, leftCapTangent, wallSubmesh, roof.wallSurface);//left cap
Vector3 rightCapNormal = facadeDirection;
Vector4 rightCapTangent = BuildRMesh.CalculateTangent(facadeNormal);
mesh.AddPlane(b1, b3, b5, b7, new Vector2(parapetUVStart, 0), new Vector2(parapetUVStart + roof.parapetBackDepth + parapetFrontDepth, uvBattlementCapUp), rightCapNormal, rightCapTangent, wallSubmesh, roof.wallSurface);//right cap
if (generateColliders)
{
if (!collider.usingPrimitives)
{
collider.mesh.AddPlane(b2, b0, b6, b4, 0);
collider.mesh.AddPlane(b1, b3, b5, b7, 0);
}
}
}
}
}
}
}
}
Vector2[] roofFloorBasePoints = (roof.parapet && roof.parapetBackDepth > 0 && parapetInternalPoints.Length > 0) ? parapetInternalPoints : baseRoofPoints;
Roof.Types roofType = roof.type;
if (volume.abovePlanCount > 0)
{
roofType = Roof.Types.Flat;
}
switch (roofType)
{
default:
Flat(building, volume, mesh, collider, roofFloorBasePoints, totalPlanHeight, roof, floorSubmesh, roof.floorSurface, clampUV);
break;
case Roof.Types.Pitched:
if (!PitchedRoofGenerator.Generate(mesh, collider, roofFloorBasePoints, facadeIndicies.ToArray(), totalPlanHeight, volume, clampUV))
{
Flat(building, volume, mesh, collider, roofFloorBasePoints, totalPlanHeight, roof, floorSubmesh, roof.floorSurface, clampUV);
}
break;
case Roof.Types.Mansard:
if (!MansardRoofGenerator.Generate(mesh, collider, roofFloorBasePoints, facadeIndicies.ToArray(), totalPlanHeight, volume))
{
Flat(building, volume, mesh, collider, roofFloorBasePoints, totalPlanHeight, roof, floorSubmesh, roof.floorSurface, clampUV);
}
// ShapeToRoofMesh.MansardRoof(ref mesh, roofFloorBasePoints, roofGables, totalPlanHeight, roof, surfaceMapping);
break;
// case Roof.Types.Gambrel:
// ShapeToRoofMesh.Gambrel(ref mesh, roofFloorBasePoints, roofGables, totalPlanHeight, roof, surfaceMapping);
// break;
}
}