private static void Pitched(BuildRMesh mesh, Vector3[] points, Roof design, int submesh)
{
int numberOfVolumePoints = points.Length;
Vector2[] volumePoints = new Vector2[numberOfVolumePoints];
for (int i = 0; i < numberOfVolumePoints; i++)
{
volumePoints[i] = new Vector2(points[i].x, points[i].z);
}
OffsetSkeleton offsetPoly = new OffsetSkeleton(volumePoints);
offsetPoly.Execute();
}
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 OnInspectorGUI(Building _building)
{
EditorGUILayout.BeginVertical(GUILayout.Width(BuildingEditor.MAIN_GUI_WIDTH));
Volume volume = BuildingVolumeEditor.VolumeSelectorInspectorGUI(_building);
if (volume != null)
{
BuildingEditor.volume = volume;
}
else
{
volume = BuildingEditor.volume;
}
if (volume != null)
{
Undo.RecordObject(BuildingEditor.volume, "Roof Modification");
Roof roof = volume.roof;
EditorGUILayout.BeginHorizontal();
EditorGUILayout.LabelField("Enable");
roof.exists = EditorGUILayout.Toggle(roof.exists);
EditorGUILayout.EndHorizontal();
EditorGUILayout.BeginHorizontal();
EditorGUILayout.LabelField("Open Interior");
roof.interiorOpen = EditorGUILayout.Toggle(roof.interiorOpen);
EditorGUILayout.EndHorizontal();
// EditorGUI.BeginDisabledGroup(BuildingEditor.volume.abovePlans.Count > 0);
// if (BuildingEditor.volume.abovePlans.Count > 0)
// roof.type = Roof.Types.Flat;
EditorGUILayout.BeginHorizontal();
EditorGUILayout.LabelField("Type");
roof.type = (Roof.Types)EditorGUILayout.EnumPopup(roof.type);
EditorGUILayout.EndHorizontal();
// EditorGUI.EndDisabledGroup();
if (roof.type != Roof.Types.Flat)
{
EditorGUILayout.BeginHorizontal();
EditorGUILayout.LabelField("Height");
roof.height = EditorGUILayout.Slider(roof.height, 0, 20);//TODO setting for max building roof height
EditorGUILayout.EndHorizontal();
}
// if (roof.type == Roof.Types.Gambrel)
// {
// EditorGUILayout.BeginHorizontal();
// EditorGUILayout.LabelField("Sub Height");
// roof.heightB = EditorGUILayout.Slider(roof.heightB, 0, 20);//TODO setting for max building roof height
// EditorGUILayout.EndHorizontal();
// }
if (roof.type == Roof.Types.Mansard)//|| roof.type == Roof.Types.Gambrel)
{
EditorGUILayout.BeginHorizontal();
EditorGUILayout.LabelField("Depth");
roof.depth = EditorGUILayout.Slider(roof.depth, 0, 5);
EditorGUILayout.EndHorizontal();
}
if (roof.type == Roof.Types.Mansard)
{
EditorGUILayout.BeginHorizontal();
EditorGUILayout.LabelField("Floor Depth");
roof.floorDepth = EditorGUILayout.Slider(roof.floorDepth, 0, 5);
EditorGUILayout.EndHorizontal();
}
EditorGUILayout.BeginHorizontal();
EditorGUILayout.LabelField("Overhang");
roof.overhang = EditorGUILayout.Slider(roof.overhang, 0, 5);
EditorGUILayout.EndHorizontal();
// EditorGUILayout.BeginHorizontal();
//two directions of the ridge
// string[] options = { "Short", "Long" };
// roof.direction = EditorGUILayout.Popup(roof.direction, options);
// EditorGUILayout.EndHorizontal();
// if (roof.type == Roof.Types.Sawtooth)
// {
// EditorGUILayout.BeginHorizontal();
// EditorGUILayout.LabelField("Overhang");
// roof.sawtoothTeeth = EditorGUILayout.IntSlider(roof.sawtoothTeeth, 0, 10);
// EditorGUILayout.EndHorizontal();
// }
// if (roof.type == Roof.Types.Barrel)
// {
// EditorGUILayout.BeginHorizontal();
// EditorGUILayout.LabelField("Segments");
// roof.barrelSegments = EditorGUILayout.IntSlider(roof.barrelSegments, 0, 10);
// EditorGUILayout.EndHorizontal();
// }
EditorGUILayout.BeginVertical("box");
EditorGUILayout.LabelField("Textures");
EditorGUILayout.BeginHorizontal();
EditorGUILayout.LabelField("Main");
roof.mainSurface = EditorGUILayout.ObjectField(roof.mainSurface, typeof(Surface), false) as Surface;
EditorGUILayout.EndHorizontal();
EditorGUILayout.BeginHorizontal();
EditorGUILayout.LabelField("Wall");
roof.wallSurface = EditorGUILayout.ObjectField(roof.wallSurface, typeof(Surface), false) as Surface;
EditorGUILayout.EndHorizontal();
EditorGUILayout.BeginHorizontal();
EditorGUILayout.LabelField("Floor");
roof.floorSurface = EditorGUILayout.ObjectField(roof.floorSurface, typeof(Surface), false) as Surface;
EditorGUILayout.EndHorizontal();
EditorGUILayout.EndVertical();
EditorGUILayout.BeginVertical("box");
EditorGUILayout.LabelField("Parapet");
EditorGUILayout.BeginHorizontal();
EditorGUILayout.LabelField("Enabled");
roof.parapet = EditorGUILayout.Toggle(roof.parapet);
EditorGUILayout.EndHorizontal();
EditorGUILayout.BeginHorizontal();
EditorGUILayout.LabelField("Type");
roof.parapetStyle = (Roof.ParapetStyles)EditorGUILayout.EnumPopup(roof.parapetStyle);
EditorGUILayout.EndHorizontal();
EditorGUILayout.BeginHorizontal();
EditorGUILayout.LabelField("Height");
roof.parapetHeight = EditorGUILayout.Slider(roof.parapetHeight, 0.01f, 3);
EditorGUILayout.EndHorizontal();
EditorGUILayout.BeginHorizontal();
EditorGUILayout.LabelField("Front Extrusion");
roof.parapetFrontDepth = EditorGUILayout.Slider(roof.parapetFrontDepth, 0.01f, 1);
EditorGUILayout.EndHorizontal();
EditorGUILayout.BeginHorizontal();
EditorGUILayout.LabelField("Back Extrusion");
roof.parapetBackDepth = EditorGUILayout.Slider(roof.parapetBackDepth, 0.01f, 1);
EditorGUILayout.EndHorizontal();
if (roof.parapetStyle == Roof.ParapetStyles.Battlement)
{
EditorGUILayout.BeginHorizontal();
EditorGUILayout.LabelField("Battlement Height Ratio");
roof.battlementHeightRatio = EditorGUILayout.Slider(roof.battlementHeightRatio, 0.01f, 1);
EditorGUILayout.EndHorizontal();
EditorGUILayout.BeginHorizontal();
EditorGUILayout.LabelField("Battlement Spacing");
roof.battlementSpacing = EditorGUILayout.Slider(roof.battlementSpacing, 0.5f, 5);
EditorGUILayout.EndHorizontal();
}
EditorGUILayout.EndVertical();
//DORMERS
EditorGUILayout.BeginVertical("box");
EditorGUILayout.LabelField("Dormer");
EditorGUILayout.BeginHorizontal();
EditorGUILayout.LabelField("Enabled");
roof.hasDormers = EditorGUILayout.Toggle(roof.hasDormers);
EditorGUILayout.EndHorizontal();
EditorGUILayout.BeginHorizontal();
EditorGUILayout.LabelField("Width");
roof.dormerWidth = EditorGUILayout.Slider(roof.dormerWidth, 0, 4);
EditorGUILayout.EndHorizontal();
EditorGUILayout.BeginHorizontal();
EditorGUILayout.LabelField("Height");
roof.dormerHeight = EditorGUILayout.Slider(roof.dormerHeight, 0, 3);
EditorGUILayout.EndHorizontal();
EditorGUILayout.BeginHorizontal();
EditorGUILayout.LabelField("Roof Height");
roof.dormerRoofHeight = EditorGUILayout.Slider(roof.dormerRoofHeight, 0, 3);
EditorGUILayout.EndHorizontal();
EditorGUILayout.BeginHorizontal();
EditorGUILayout.LabelField("Spacing");
roof.minimumDormerSpacing = EditorGUILayout.Slider(roof.minimumDormerSpacing, 0, 5);
EditorGUILayout.EndHorizontal();
EditorGUILayout.BeginHorizontal();
EditorGUILayout.LabelField("Rows");
roof.dormerRows = EditorGUILayout.IntSlider(roof.dormerRows, 1, 4);
EditorGUILayout.EndHorizontal();
EditorGUILayout.BeginHorizontal();
EditorGUILayout.LabelField("Style");
roof.wallSection = (WallSection)EditorGUILayout.ObjectField(roof.wallSection, typeof(WallSection), false);
EditorGUILayout.EndHorizontal();
if (roof.wallSection != null)
{
GUILayout.Label(roof.wallSection.previewTexture);
}
EditorGUILayout.EndVertical();
EditorGUILayout.BeginVertical("box");
EditorGUILayout.LabelField("Gables");
for (int g = 0; g < volume.numberOfPoints; g++)
{
if (g > 0)
{
EditorGUILayout.Space();
}
RoofFacadeInspectorGUI(volume, g);
}
EditorGUILayout.EndVertical();
BuildingEditor.volume.roof = roof;
if (BuildingEditor.volume != null && BuildingEditor.volume.isModified)
{
_building.MarkModified();
}
if (_building.isModified || GUI.changed)
{
Repaint();
}
}
EditorGUILayout.EndVertical();
}
//TODO support custom models coming in from roof design
public static void Generate(ref BuildRMesh mesh, IVolume volume, List <Vector3[]> roofFaces)
{
Roof design = volume.roof;
float roofDepth = design.depth;
float roofHeight = design.height;
float dormerWidth = design.dormerWidth;
float dormerHeight = design.dormerHeight;
int dormerRows = design.dormerRows;
if (dormerHeight * dormerRows > roofHeight)
{
dormerHeight = roofHeight / dormerRows;
}
float dormerRoofHeight = design.dormerRoofHeight;
float roofPitchRad = Mathf.Atan2(roofHeight, roofDepth);
float roofHyp = Mathf.Sqrt(roofDepth * roofDepth + roofHeight * roofHeight);//todo make a proper calculation - this is incorrect
float dormerDepth = Mathf.Cos(roofPitchRad) * dormerHeight;
float dormerHyp = Mathf.Sqrt(dormerHeight * dormerHeight + dormerDepth * dormerDepth);
float dormerRowSpace = roofHyp / dormerRows;
dormerHyp = Mathf.Min(dormerHyp, dormerRowSpace);
float dormerSpace = dormerRowSpace - dormerHyp;
float dormerSpaceLerp = dormerSpace / roofHyp;
if (INTERNAL_B_MESH == null)
{
INTERNAL_B_MESH = new BuildRMesh("internal dormer");
}
INTERNAL_B_MESH.Clear();
INTERNAL_B_MESH.submeshLibrary.AddRange(mesh.submeshLibrary.MATERIALS.ToArray());
Vector3 bpl = Vector3.left * dormerWidth * 0.5f;
Vector3 bpr = Vector3.right * dormerWidth * 0.5f;
Vector3 tpc = Vector3.up * dormerHeight;
float dormerFaceHeight = dormerHeight - dormerHeight * dormerRoofHeight;
Vector3 tpl = bpl + Vector3.up * dormerFaceHeight;
Vector3 tpr = bpr + Vector3.up * dormerFaceHeight;
Vector3 rpc = tpc + Vector3.back * dormerDepth;
Vector3 rpl = tpl + Vector3.back * dormerDepth;
Vector3 rpr = tpr + Vector3.back * dormerDepth;
Surface mainSurface = design.mainSurface;
Surface wallSurface = design.wallSurface;
int mainSubmesh = mesh.submeshLibrary.SubmeshAdd(mainSurface);
int wallSubmesh = mesh.submeshLibrary.SubmeshAdd(wallSurface);
Vector2 sectionSize = new Vector2(dormerWidth, dormerFaceHeight);
if (design.wallSection && design.wallSection.CanRender(sectionSize))
{
// mesh.submeshLibrary.Add(design.wallSection);
mesh.submeshLibrary.Add(design.wallSection);
GenerationOutput output = GenerationOutput.CreateRawOutput();
WallSectionGenerator.Generate(design.wallSection, output, sectionSize, false, 0.02f, false, null, mesh.submeshLibrary);
Vector3 sectionPos = new Vector3(0, dormerFaceHeight * 0.5f, 0);
int[] mapping = new int[output.raw.materials.Count];
for (int s = 0; s < output.raw.materials.Count; s++)
{
mapping[s] = 0;
}
INTERNAL_B_MESH.AddDataKeepSubmeshStructure(output.raw, sectionPos, Quaternion.Euler(0, 180, 0), Vector3.one);
}
else
{
INTERNAL_B_MESH.AddPlane(bpr, bpl, tpr, tpl, wallSubmesh);//dormer front square
}
//front triangle
INTERNAL_B_MESH.AddTri(tpl, tpr, tpc, Vector3.right, wallSubmesh);
//roof
Vector3 normalRoofRight = Vector3.Cross((tpr - tpc).normalized, (rpc - tpc).normalized);
Vector4 tangentRoofRight = BuildRMesh.CalculateTangent(Vector3.back);
Vector3 normalRoofLeft = Vector3.Cross((rpc - tpc).normalized, (tpl - tpc).normalized);
Vector4 tangentRoofLeft = BuildRMesh.CalculateTangent(Vector3.forward);
Vector2 roofUvMax = new Vector2(dormerDepth, Vector3.Distance(tpc, tpl));
INTERNAL_B_MESH.AddPlane(rpr, tpr, rpc, tpc, Vector2.zero, roofUvMax, normalRoofRight, tangentRoofRight, mainSubmesh, mainSurface);
INTERNAL_B_MESH.AddPlane(rpc, tpc, rpl, tpl, Vector2.zero, roofUvMax, normalRoofLeft, tangentRoofLeft, mainSubmesh, mainSurface);
//side triangles
INTERNAL_B_MESH.AddTri(bpr, rpr, tpr, Vector3.back, wallSubmesh);
INTERNAL_B_MESH.AddTri(bpl, tpl, rpl, Vector3.back, wallSubmesh);
RawMeshData data = RawMeshData.CopyBuildRMesh(INTERNAL_B_MESH);
int roofFaceCount = roofFaces.Count;
for (int r = 0; r < roofFaceCount; r++)
{
Vector3[] roofFace = roofFaces[r];
Vector3 p0 = roofFace[0];
Vector3 p1 = roofFace[1];
Vector3 p2 = roofFace[2];
Vector3 p3 = roofFace[3];
//center line
Vector3 pDB = Vector3.Lerp(p0, p1, 0.5f);
Vector3 facadeVector = p1 - p0;
Vector3 facadeDirection = facadeVector.normalized;
Vector3 facadeNormal = Vector3.Cross(Vector3.up, facadeDirection);
Vector3 projTL = p0 + Vector3.Project(p2 - p0, facadeDirection);
Vector3 projTR = p1 + Vector3.Project(p3 - p1, facadeDirection);
float sqrMagP0 = Vector3.SqrMagnitude(p0 - pDB);
float sqrMagP1 = Vector3.SqrMagnitude(p1 - pDB);
float sqrMagP2 = Vector3.SqrMagnitude(projTL - pDB);
float sqrMagP3 = Vector3.SqrMagnitude(projTR - pDB);
Vector3 dormerBaseLeft = sqrMagP0 < sqrMagP2 ? p0 : projTL;
Vector3 dormerBaseRight = sqrMagP1 < sqrMagP3 ? p1 : projTR;
Vector3 roofNormal = BuildRMesh.CalculateNormal(p0, p2, p1);
Vector3 roofUp = Vector3.Cross(roofNormal, -facadeDirection);
float actualHyp = sqrMagP0 < sqrMagP2?Vector3.Distance(p0, p2 + Vector3.Project(p0 - p2, facadeDirection)) : Vector3.Distance(projTL, p2);
Vector3 dormerTopLeft = dormerBaseLeft + roofUp * actualHyp;
Vector3 dormerTopRight = dormerBaseRight + roofUp * actualHyp;
float topLength = Vector3.Distance(dormerBaseLeft, dormerBaseRight);
int numberOfDormers = Mathf.FloorToInt((topLength - design.minimumDormerSpacing * 2) / (design.minimumDormerSpacing + dormerWidth));
if (numberOfDormers == 0)
{
if (topLength > sectionSize.x)
{
numberOfDormers = 1;
}
}
for (int dr = 0; dr < dormerRows; dr++)
{
float rowPercent = dr / (dormerRows + 0f) + dormerSpaceLerp * 0.5f;
//row vector
Vector3 rl = Vector3.Lerp(dormerBaseLeft, dormerTopLeft, rowPercent);
Vector3 rr = Vector3.Lerp(dormerBaseRight, dormerTopRight, rowPercent);
for (int dc = 0; dc < numberOfDormers; dc++)
{
float columnPercent = (dc + 1f) / (numberOfDormers + 1f);
Vector3 dormerBegin = Vector3.Lerp(rl, rr, columnPercent);
Quaternion meshRot = Quaternion.LookRotation(facadeNormal, Vector3.up);
Vector3 meshPos = dormerBegin;
//TODO account for the mesh mode of the wall section - custom meshes
mesh.AddDataKeepSubmeshStructure(data, meshPos, meshRot, Vector3.one);
}
}
}
}
private static void Flat(IBuilding building, IVolume volume, BuildRMesh mesh, BuildRCollider collider, Vector2[] points, float roofBaseHeight, Roof design, int submesh, Surface surface, Rect clampUV)
{
BuildRVolumeUtil.VolumeShape[] roofPoints = BuildRVolumeUtil.GetTopShape(building, volume, points);
int roofShapeCount = roofPoints.Length;
for (int r = 0; r < roofShapeCount; r++)
{
Poly2TriWrapper.BMesh(mesh, roofBaseHeight, surface, submesh, roofPoints[r].outer, clampUV, true, roofPoints[r].holes, collider);
}
}
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;
}
}
public static bool Generate(BuildRMesh mesh, BuildRCollider collider, Vector2[] points, int[] facadeIndices, float roofBaseHeight, IVolume volume)
{
if (points.Length == 0)
{
return(false);
}
if (BuildrUtils.SelfIntersectingPoly(points))
{
return(false);
}
Roof design = volume.roof;
float floorWidth = design.floorDepth;
float roofDepth = design.depth;
float roofHeight = design.height;
Surface mainSurface = design.mainSurface;
Surface floorSurface = design.floorSurface;
int mainSubmesh = mesh.submeshLibrary.SubmeshAdd(mainSurface);
int floorSubmesh = mesh.submeshLibrary.SubmeshAdd(floorSurface);
//mansard floor
if (floorWidth > 0)
{
OffsetSkeleton offsetFloorPoly = new OffsetSkeleton(points, null, floorWidth);
offsetFloorPoly.direction = 1;
offsetFloorPoly.Execute();
Shape floorShape = offsetFloorPoly.shape;
if (floorShape != null)
{
ToMesh(ref mesh, ref floorShape, roofBaseHeight, 0, facadeIndices, volume, floorSubmesh, design.floorSurface);
points = new Vector2[floorShape.terminatedNodeCount];
for (int i = 0; i < floorShape.terminatedNodeCount; i++)
{
points[i] = floorShape.TerminatedNode(i).position;
}
}
else
{
return(false);
//todo
}
}
if (points.Length == 0)
{
return(false);
}
//mansard pitch
OffsetSkeleton offsetRoofPoly = new OffsetSkeleton(points, null, roofDepth);
offsetRoofPoly.direction = 1;
offsetRoofPoly.Execute();
Shape roofShape = offsetRoofPoly.shape;
if (roofShape == null)
{
return(false);
}
if (facadeIndices.Length < roofShape.baseEdges.Count)
{
return(false);
}
ToMesh(ref mesh, ref roofShape, roofBaseHeight, roofHeight, facadeIndices, volume, mainSubmesh, mainSurface, design.hasDormers);
points = new Vector2[roofShape.terminatedNodeCount];
for (int i = 0; i < roofShape.terminatedNodeCount; i++)
{
points[i] = roofShape.TerminatedNode(i).position;
}
//mansard top
ToMesh(ref mesh, points, roofBaseHeight + roofHeight, facadeIndices, volume, floorSubmesh, floorSurface);
return(true);
}
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);
}
}
