private static void AddPlaneComplex(BuildrRoofDesign design, Vector3 w0, Vector3 w1, Vector3 w2, Vector3 w3, int subMesh, bool flipped, Vector3 facadeNormal)
{
Vector3[] verts = new Vector3[4] { w0, w1, w2, w3 };
Vector2[] uvs = BuildrProjectUVs.Project(verts, Vector2.zero, facadeNormal);
int[] tris = new int[6] { 1, 0, 2, 1, 2, 3 };
float xDiff = uvs[1].x - uvs[0].x;
float yDiff = uvs[1].y - uvs[0].y;
for (int p = 1; p < 4; p++)
{
Vector2 uv = uvs[p];
float ratio = (uv.x - uvs[0].x) / xDiff;
uv.y += -yDiff * ratio;
uvs[p] = uv;
}
mesh.AddData(verts, uvs, tris, subMesh);
}
private static void Hipped(BuildrVolume volume, BuildrRoofDesign design)
{
BuildrPlan area = data.plan;
int numberOfFloors = volume.numberOfFloors;
float baseHeight = data.floorHeight * numberOfFloors;
float roofHeight = design.height;
int numberOfVolumePoints = volume.points.Count;
int subMesh = design.GetTexture(BuildrRoofDesign.textureNames.tiles);
Vector2[] volumePoints = new Vector2[numberOfVolumePoints];
for(int i = 0; i < numberOfVolumePoints; i++)
{
volumePoints[i] = area.points[volume.points[i]].vector2;
}
Vector2[][] meshData = StraightSkeleton.Calculate(volumePoints);
Vector2[] triData = meshData[0];
List<Vector2> interiorPoints = new List<Vector2>(meshData[1]);
int numberOfVerts = triData.Length;
Vector3[] verts = new Vector3[numberOfVerts];
Vector2[] uvs = new Vector2[numberOfVerts];
int[] tris = new int[numberOfVerts];
for(int i = 0; i < triData.Length; i+=3)
{
Vector2 pa = triData[i];
Vector2 pb = triData[i+1];
Vector2 pc = triData[i+2];
float ah = baseHeight + (interiorPoints.Contains(pa) ? roofHeight : 0);
float bh = baseHeight + (interiorPoints.Contains(pb) ? roofHeight : 0);
float ch = baseHeight + (interiorPoints.Contains(pc) ? roofHeight : 0);
Vector3 v0 = new Vector3(pa.x, ah, pa.y);
Vector3 v1 = new Vector3(pb.x, bh, pb.y);
Vector3 v2 = new Vector3(pc.x, ch, pc.y);
verts[i] = v0;
verts[i+1] = v1;
verts[i+2] = v2;
Vector3 roofBaseDir = (interiorPoints.Contains(pc)) ? v1 - v0 : v2 - v1;
Vector3 roofBaseNormal = Vector3.Cross(roofBaseDir, Vector3.up);
Vector2[] uvsMansard = BuildrProjectUVs.Project(new Vector3[3] { v0, v1, v2 }, Vector2.zero, roofBaseNormal);
uvs[i] = uvsMansard[0];
uvs[i + 1] = uvsMansard[1];
uvs[i + 2] = uvsMansard[2];
tris[i] = i;
tris[i + 1] = i+2;
tris[i + 2] = i+1;
}
AddData(verts,uvs,tris,subMesh);
/*Vector3 ridgeVector = Vector3.up * design.height;
Vector3[] basePoints = new Vector3[4];
if (design.direction == 0)
{
basePoints[0] = area.points[volume.points[0]].vector3 + volumeFloorHeight;
basePoints[1] = area.points[volume.points[1]].vector3 + volumeFloorHeight;
basePoints[2] = area.points[volume.points[2]].vector3 + volumeFloorHeight;
basePoints[3] = area.points[volume.points[3]].vector3 + volumeFloorHeight;
}
else
{
basePoints[0] = area.points[volume.points[1]].vector3 + volumeFloorHeight;
basePoints[1] = area.points[volume.points[2]].vector3 + volumeFloorHeight;
basePoints[2] = area.points[volume.points[3]].vector3 + volumeFloorHeight;
basePoints[3] = area.points[volume.points[0]].vector3 + volumeFloorHeight;
}
Vector3 centrePoint = Vector3.zero;
for (int l = 0; l < 4; l++)
centrePoint += area.points[volume.points[l]].vector3;
centrePoint = (centrePoint / 4) + volumeFloorHeight + ridgeVector;
Vector3 r0 = Vector3.Lerp(basePoints[0], basePoints[1], 0.5f) + ridgeVector;
Vector3 r1 = Vector3.Lerp(basePoints[2], basePoints[3], 0.5f) + ridgeVector;
Vector3 ridgeDirection = (r1 - r0);
float roofLength = Vector3.Distance(r0, r1);
float ridgeLengthA = Vector3.Distance(basePoints[0], basePoints[1]);
if (ridgeLengthA > roofLength)
ridgeLengthA = roofLength;
float ridgeLengthB = Vector3.Distance(basePoints[2], basePoints[3]);
if (ridgeLengthB > roofLength)
ridgeLengthB = roofLength;
r0 += ridgeDirection.normalized * ridgeLengthA / 2;
r1 += -ridgeDirection.normalized * ridgeLengthB / 2;
int subMesh = design.GetTexture(BuildrRoofDesign.textureNames.tiles);
bool flipped = design.IsFlipped(BuildrRoofDesign.textureNames.tiles);
AddPlane(design, basePoints[0], r0, basePoints[3], r1, subMesh, flipped);//top
AddPlane(design, basePoints[2], r1, basePoints[1], r0, subMesh, flipped);//top
Vector3[] vertsA = new Vector3[3] { basePoints[0], basePoints[1], r0 };
Vector3[] vertsB = new Vector3[3] { basePoints[2], basePoints[3], r1 };
float uvWdithA = Vector3.Distance(basePoints[0], basePoints[1]);
float uvWdithB = Vector3.Distance(basePoints[2], basePoints[3]);
float uvHeight = design.height;
BuildrTexture texture = textures[subMesh];
if (texture.tiled)
{
uvWdithA *= (1.0f / texture.textureUnitSize.x);
uvWdithB *= (1.0f / texture.textureUnitSize.x);
uvHeight *= (1.0f / texture.textureUnitSize.y);
if (texture.patterned)
{
Vector2 uvunits = texture.tileUnitUV;
uvWdithA = Mathf.Ceil(uvWdithA / uvunits.x) * uvunits.x;
uvWdithB = Mathf.Ceil(uvWdithB / uvunits.x) * uvunits.x;
uvHeight = Mathf.Ceil(uvHeight / uvunits.y) * uvunits.y;
}
}
else
{
uvWdithA = texture.tiledX;
uvWdithB = texture.tiledX;
uvHeight = texture.tiledY;
}
Vector2[] uvsA = new Vector2[3] { new Vector2(-uvWdithA / 2, 0), new Vector2(uvWdithA / 2, 0), new Vector2(0, uvHeight) };
Vector2[] uvsB = new Vector2[3] { new Vector2(-uvWdithB / 2, 0), new Vector2(uvWdithB / 2, 0), new Vector2(0, uvHeight) };
int[] tri = new int[3] { 1, 0, 2 };
AddData(vertsA, uvsA, tri, subMesh);
AddData(vertsB, uvsB, tri, subMesh);*/
}
private static void Mansard(BuildrVolume volume, BuildrRoofDesign design)
{
BuildrPlan area = data.plan;
int numberOfVolumePoints = volume.points.Count;
int numberOfFloors = volume.numberOfFloors;
float floorHeight = data.floorHeight;
Vector3 volumeFloorHeight = Vector3.up * (numberOfFloors * floorHeight);
//add top base of the flat roof
Vector3[] topVerts = new Vector3[numberOfVolumePoints];
Vector2[] topUVs = new Vector2[numberOfVolumePoints];
int topTextureID = design.GetTexture(BuildrRoofDesign.textureNames.floorB);
BuildrTexture texture = textures[topTextureID];
for (int l = 0; l < numberOfVolumePoints; l++)
{
int indexA, indexB, indexA0, indexB0;
Vector3 p0, p1, p00, p10;
indexA = l;
indexB = (l < numberOfVolumePoints - 1) ? l + 1 : 0;
indexA0 = (l > 0) ? l - 1 : numberOfVolumePoints - 1;
indexB0 = (l < numberOfVolumePoints - 2) ? l + 2 : l + 2 - numberOfVolumePoints;
p0 = area.points[volume.points[indexA]].vector3;
p1 = area.points[volume.points[indexB]].vector3;
p00 = area.points[volume.points[indexA0]].vector3;
p10 = area.points[volume.points[indexB0]].vector3;
float facadeWidth = Vector3.Distance(p0, p1);
Vector3 facadeDirection = (p1 - p0).normalized;
Vector3 facadeDirectionLeft = (p0 - p00).normalized;
Vector3 facadeDirectionRight = (p10 - p1).normalized;
Vector3 facadeNormal = Vector3.Cross(facadeDirection, Vector3.up);
Vector3 facadeNormalLeft = Vector3.Cross(facadeDirectionLeft, Vector3.up);
Vector3 facadeNormalRight = Vector3.Cross(facadeDirectionRight, Vector3.up);
float roofHeight = design.height;
float baseDepth = design.floorDepth;
float cornerLeftRad = Vector3.Angle(facadeDirection, -facadeDirectionLeft) * Mathf.Deg2Rad / 2;
float cornerRightRad = Vector3.Angle(-facadeDirection, facadeDirectionRight) * Mathf.Deg2Rad / 2;
float cornerDepthLeft = baseDepth / Mathf.Sin(cornerLeftRad);
float cornerDepthRight = baseDepth / Mathf.Sin(cornerRightRad);
float topDepth = design.depth;
float cornerTopDepthLeft = topDepth / Mathf.Sin(cornerLeftRad);
float cornerTopDepthRight = topDepth / Mathf.Sin(cornerRightRad);
Vector3 pr = facadeDirection * facadeWidth;
Vector3 leftDir = (facadeNormal + facadeNormalLeft).normalized;
Vector3 rightDir = (facadeNormal + facadeNormalRight).normalized;
p0 += volumeFloorHeight;
p1 += volumeFloorHeight;
Vector3 w0, w1, w2, w3, w4, w5;
w0 = p0;
w1 = p0 + pr;
w2 = w0 + leftDir * cornerDepthLeft;
w3 = w1 + rightDir * cornerDepthRight;
w4 = w2 + leftDir * cornerTopDepthLeft + Vector3.up * roofHeight;
w5 = w3 + rightDir * cornerTopDepthRight + Vector3.up * roofHeight;
Vector3[] verts = new Vector3[6] { w0, w1, w2, w3, w4, w5 };
// List<Vector2> uvs = new List<Vector2>();
Vector2[] uvsFloor = BuildrProjectUVs.Project(new Vector3[4] { w0, w1, w2, w3 }, Vector2.zero, facadeNormal);
if(baseDepth == 0)
uvsFloor[3].x = facadeWidth;
Vector2[] uvsMansard = BuildrProjectUVs.Project(new Vector3[3] { w2, w4, w5 }, uvsFloor[2], facadeNormal);
Vector3[] vertsA = new Vector3[4] { verts[0], verts[1], verts[2], verts[3] };
Vector2[] uvsA = new Vector2[4] { uvsFloor[0], uvsFloor[1], uvsFloor[2], uvsFloor[3] };
int[] trisA = new int[6] { 1, 0, 2, 1, 2, 3 };
int subMeshA = design.GetTexture(BuildrRoofDesign.textureNames.floor);
mesh.AddData(vertsA, uvsA, trisA, subMeshA);
Vector3[] vertsB = new Vector3[4] { verts[2], verts[3], verts[4], verts[5] };
Vector2[] uvsB = new Vector2[4] { uvsFloor[2], uvsFloor[3], uvsMansard[1], uvsMansard[2] };
int[] trisB = new int[6] { 0, 2, 1, 1, 2, 3 };
int subMeshB = design.GetTexture(BuildrRoofDesign.textureNames.tiles);
mesh.AddData(vertsB, uvsB, trisB, subMeshB);
//modify point for the top geometry
Vector2z point = area.points[volume.points[l]];
topVerts[l] = point.vector3 + volumeFloorHeight + Vector3.up * roofHeight + leftDir * (cornerDepthLeft + cornerTopDepthLeft);
topUVs[l] = new Vector2(topVerts[l].x / texture.textureUnitSize.x, topVerts[l].z / texture.textureUnitSize.y);
}
Vector2z[] topVertV2z = new Vector2z[topVerts.Length];
for (int i = 0; i < topVerts.Length; i++)
topVertV2z[i] = new Vector2z(topVerts[i]);
int[] topTris = EarClipper.Triangulate(topVertV2z);
AddData(topVerts, topUVs, topTris, topTextureID);//top
}
