public Mesh generateMesh()
{
MeshBuilder builder = new MeshBuilder();
Arc bottomOuterArc = new Arc(bottomRadius, 0, 0, 360, faces);
Arc topOuterArc = new Arc(topRadius, height, 0, 360, faces);
List<Vertex> verts1 = bottomOuterArc.generateVertices(builder, offset, outsideUV, outsideUV.v1, 1, 0);
List<Vertex> verts2 = topOuterArc.generateVertices(builder, offset, outsideUV, outsideUV.v2, 1, 0);
builder.generateQuads(verts1, verts2, false);
if (bottomInnerRadius != 0 || topInnerRadius != 0)
{
Arc bottomInnerArc = new Arc(bottomInnerRadius, 0, 0, 360, faces);
Arc topInnerArc = new Arc(topInnerRadius, height, 0, 360, faces);
float heightDiff = topInnerArc.height - bottomInnerArc.height;
float radiusDiff = bottomInnerArc.radius - topInnerArc.radius;
float sideRadians = Mathf.Atan2(heightDiff, radiusDiff) - 90 * Mathf.Deg2Rad;
float yCos = Mathf.Cos(sideRadians);
float ySin = Mathf.Sin(sideRadians);
verts1 = bottomInnerArc.generateVertices(builder, offset, insideUV, insideUV.v1, -yCos, ySin);
verts2 = topInnerArc.generateVertices(builder, offset, insideUV, insideUV.v2, -yCos, ySin);
builder.generateQuads(verts1, verts2, true);
}
builder.generateCylinderCap(offset, faces, bottomRadius, bottomInnerRadius, 0, 0, 360, bottomUV, true);
builder.generateCylinderCap(offset, faces, topRadius, topInnerRadius, height, 0, 360, topUV, false);
Mesh mesh = builder.buildMesh();
mesh.name = "ProceduralCylinderMesh";
return mesh;
}
private void generatePanelSegment(MeshBuilder builder, Vector3 pos, Arc arcA, Arc arcB, UVArea area, bool invertFaces, bool invertNormalY, bool invertNormalXZ)
{
float heightDiff = arcB.height - arcA.height;
float offset = arcA.radius - arcB.radius;
float sideRadians = Mathf.Atan2(heightDiff, offset) - 90 * Mathf.Deg2Rad;
float yCos = Mathf.Cos(sideRadians);
float ySin = Mathf.Sin(sideRadians);
if (invertNormalY) { ySin *= -1; }
if (invertNormalXZ) { yCos *= -1; }
List<Vertex> verts1 = new List<Vertex>();
List<Vertex> verts2 = new List<Vertex>();
verts1.AddRange(arcA.generateVertices(builder, pos, area, area.v1, yCos, ySin));
verts2.AddRange(arcB.generateVertices(builder, pos, area, area.v2, yCos, ySin));
builder.generateQuads(verts1, verts2, invertFaces);
}
public void addArc(float radius, float height)
{
Arc outer = new Arc(radius, height, startAngle, endAngle, faces);
Arc inner = new Arc(radius - thickness, height, startAngle, endAngle, faces);
outerArcs.Add(outer);
innerArcs.Add(inner);
}
