// initial setup / referential setup
void InitiateVertices()
{
legacyVertices = new Dictionary <ProceduralObject, Dictionary <Vertex, KeyValuePair <Vector3, Vector3> > >();
foreach (var obj in selection)
{
if (obj.isRootOfGroup && logic.selectedGroup == null)
{
foreach (var o in obj.group.objects)
{
var dict = new Dictionary <Vertex, KeyValuePair <Vector3, Vector3> >();
foreach (Vertex v in o.vertices)
{
dict.Add(v, new KeyValuePair <Vector3, Vector3>(ProceduralUtils.VertexWorldPosition(v, o), Vector3.zero));
}
legacyVertices.Add(o, dict);
}
}
else
{
var dict = new Dictionary <Vertex, KeyValuePair <Vector3, Vector3> >();
foreach (Vertex v in obj.vertices)
{
dict.Add(v, new KeyValuePair <Vector3, Vector3>(ProceduralUtils.VertexWorldPosition(v, obj), Vector3.zero));
}
legacyVertices.Add(obj, dict);
}
}
}
void CalculateProjection()
{
foreach (var obj in selection)
{
if (obj.isRootOfGroup && logic.selectedGroup == null)
{
// when root of group
var bounds = obj.m_mesh.bounds;
foreach (var po in obj.group.objects)
{
// this should eventually take into account the global bounds of the group, not only itself,
// so as to project groups as structured units, not each individual PO
var vertexDict = legacyAndProjectedVertices[po];
foreach (Vertex v in po.vertices)
{
var old = vertexDict[v].Key;
var projected = ProjectPoint(ProceduralUtils.VertexWorldPosition(old, po), projectionDirection);
projected = Quaternion.Inverse(po.m_rotation) * (projected - po.m_position);
if (offset != 0f)
{
projected -= (projected - old).normalized * offset;
}
vertexDict[v] = new KeyValuePair <Vector3, Vector3>(old, projected);
}
}
}
else
{
// when inside group / not root of group
var bounds = obj.m_mesh.bounds;
var vertexDict = legacyAndProjectedVertices[obj];
foreach (Vertex v in obj.vertices)
{
var old = vertexDict[v].Key;
var projected = ProjectPoint(ProceduralUtils.VertexWorldPosition(old, obj), projectionDirection);
projected = Quaternion.Inverse(obj.m_rotation) * (projected - obj.m_position);
if (offset != 0f)
{
projected -= (projected - old).normalized * offset;
}
vertexDict[v] = new KeyValuePair <Vector3, Vector3>(old, projected);
}
}
}
}