/// <summary>
/// Builds geometry.
/// </summary>
/// <param name="mesh"></param>
/// <param name="builder"></param>
/// <param name="settings"></param>
public static void Build(
Mesh mesh,
IGeometryBuilder builder,
GeometryBuilderSettings settings)
{
if (null == mesh || null == builder || null == settings)
{
return;
}
// begin flow
builder.Start(mesh, settings);
// create buffers
int[] triangles = null;
Vector3[] vertices = null;
Vector2[] uvs = null;
Vector2[] uv1s = null;
Vector2[] uv2s = null;
Vector3[] normals = null;
Color[] colors = null;
// must always have a layout
builder.Layout(out vertices, out triangles);
settings.Vertex.Transform(ref vertices, ref triangles);
// fill other buffers
if (settings.UV.Enabled)
{
builder.UV(out uvs, settings.UV);
settings.UV.Transform(ref uvs);
}
if (settings.UV1.Enabled)
{
builder.UV(out uv1s, settings.UV1);
settings.UV1.Transform(ref uv1s);
}
if (settings.UV2.Enabled)
{
builder.UV(out uv2s, settings.UV2);
settings.UV2.Transform(ref uv2s);
}
if (settings.Color.Enabled)
{
builder.Colors(out colors);
settings.Color.Transform(ref colors);
}
if (settings.Normals.Enabled)
{
builder.Normals(out normals);
settings.Normals.Transform(ref normals);
}
// set buffers, layout first
mesh.SetLayout(ref vertices, ref triangles);
mesh.uv = uvs;
mesh.uv2 = uv1s;
mesh.uv2 = uv2s;
mesh.colors = colors;
mesh.normals = normals;
}
