void Start()
{
var filter = GetComponent <MeshFilter>();
var source = filter.mesh;
var mesh = GPUSubdivisionSurface.Subdivide(subdivCompute, SubdivisionSurface.Weld(source, float.Epsilon, source.bounds.size.x), details, weld);
filter.sharedMesh = mesh;
}
void Start()
{
var filter = GetComponent <MeshFilter>();
var source = filter.mesh;
var model = SubdivisionSurface.Subdivide(SubdivisionSurface.Weld(source, float.Epsilon, source.bounds.size.x), details);
Setup(filter, source, model);
}
private void InteractionHandler()
{
//Add new Geometry
if (Keyboard.GetKey(KeyCodes.D1) && _keyTimeout < 0)
{
_keyTimeout = 1;
var geometry = CreatePrimitiveGeometry.CreateCuboidGeometry(1, 1, 1);
AddGeometryToSceneNode(geometry, new float3(0, 0, 0));
}
if (Keyboard.GetKey(KeyCodes.D2) && _keyTimeout < 0)
{
_keyTimeout = 1;
var geometry = CreatePrimitiveGeometry.CreatePyramidGeometry(1, 1, 1);
AddGeometryToSceneNode(geometry, new float3(0, 0, 0));
}
if (Keyboard.GetKey(KeyCodes.D3) && _keyTimeout < 0)
{
_keyTimeout = 1;
var geometry = CreatePrimitiveGeometry.CreateConeGeometry(1, 1, 15);
AddGeometryToSceneNode(geometry, new float3(0, 0, 0));
}
if (Keyboard.GetKey(KeyCodes.D4) && _keyTimeout < 0)
{
_keyTimeout = 1;
var geometry = CreatePrimitiveGeometry.CreateSpehreGeometry(1, 30, 15);
AddGeometryToSceneNode(geometry, new float3(0, 0, 0));
}
_keyTimeout -= DeltaTime;
//following actions are only allowed if something is selected
if (_selectedNode == null)
{
return;
}
//Translate Geometry
if (Keyboard.GetKey(KeyCodes.G))
{
_isTranslating = true;
}
if (_isTranslating)
{
var worldPos = new float3(Mouse.Velocity.x * .0001f, Mouse.Velocity.y * -.0001f, Mouse.WheelVel * .001f);
_selectedNode.GetTransform().Translation += worldPos.xyz;
if (Mouse.LeftButton)
{
_isTranslating = false;
}
}
//Scaling Geometry
if (Keyboard.GetKey(KeyCodes.S))
{
_isScaling = true;
}
if (_isScaling)
{
_selectedNode.GetTransform().Scale += new float3(Mouse.Velocity.y, Mouse.Velocity.y, Mouse.Velocity.y) * .0001f;
if (Mouse.LeftButton)
{
_isScaling = false;
}
}
//DeleteGeom
if (Keyboard.GetKey(KeyCodes.Delete) && _keyTimeout < 0)
{
_keyTimeout = 1;
int currentGeometryIndex = _parentNode.Children.IndexOf(_selectedNode);
_activeGeometrys.Remove(currentGeometryIndex);
var zwerg = new Dictionary <int, Geometry>();
foreach (var key in _activeGeometrys.Keys)
{
if (key > currentGeometryIndex)
{
var test = _activeGeometrys[key];
zwerg.Add(key - 1, test);
}
else
{
zwerg.Add(key, _activeGeometrys[key]);
}
}
_activeGeometrys.Clear();
foreach (var item in zwerg)
{
_activeGeometrys.Add(item.Key, item.Value);
}
_parentNode.Children.RemoveAt(currentGeometryIndex);
_selectedNode = null;
_currentPick = null;
}
//Insert
if (Keyboard.GetKey(KeyCodes.I) && _keyTimeout < 0)
{
_keyTimeout = .25f;
var currentGeometryIndex = _parentNode.Children.IndexOf(_selectedNode);
var currentSelection = _parentNode.Children[currentGeometryIndex];
var currentSelectedGeometry = _activeGeometrys[currentGeometryIndex];
currentSelectedGeometry.InsetFace(rng.Next(4, currentSelectedGeometry.GetAllFaces().Count()), .5f);
var copy = currentSelectedGeometry.CloneGeometry();
_activeGeometrys[currentGeometryIndex] = copy;
currentSelectedGeometry.Triangulate();
var geometryMesh = new JometriMesh(currentSelectedGeometry);
var meshComponent = new Mesh
{
Vertices = geometryMesh.Vertices,
Triangles = geometryMesh.Triangles,
Normals = geometryMesh.Normals,
};
currentSelection.Components[2] = meshComponent;
}
//Extrude
if (Keyboard.GetKey(KeyCodes.E) && _keyTimeout < 0)
{
_keyTimeout = .25f;
var currentGeometryIndex = _parentNode.Children.IndexOf(_selectedNode);
var currentSelection = _parentNode.Children[currentGeometryIndex];
var currentSelectedGeometry = _activeGeometrys[currentGeometryIndex];
currentSelectedGeometry.ExtrudeFace(rng.Next(4, currentSelectedGeometry.GetAllFaces().Count()), 1);
var copy = currentSelectedGeometry.CloneGeometry();
_activeGeometrys[currentGeometryIndex] = copy;
currentSelectedGeometry.Triangulate();
var geometryMesh = new JometriMesh(currentSelectedGeometry);
var meshComponent = new Mesh
{
Vertices = geometryMesh.Vertices,
Triangles = geometryMesh.Triangles,
Normals = geometryMesh.Normals,
};
currentSelection.Components[2] = meshComponent;
}
//Add Catmull-Clark
if (Keyboard.GetKey(KeyCodes.C) && _keyTimeout < 0)
{
_keyTimeout = .25f;
var currentGeometryIndex = _parentNode.Children.IndexOf(_selectedNode);
var currentSelection = _parentNode.Children[currentGeometryIndex];
var currentSelectedGeometry = _activeGeometrys[currentGeometryIndex];
currentSelectedGeometry = SubdivisionSurface.CatmullClarkSubdivision(currentSelectedGeometry);
var copy = currentSelectedGeometry.CloneGeometry();
_activeGeometrys[currentGeometryIndex] = copy;
currentSelectedGeometry.Triangulate();
var geometryMesh = new JometriMesh(currentSelectedGeometry);
var meshComponent = new Mesh
{
Vertices = geometryMesh.Vertices,
Triangles = geometryMesh.Triangles,
Normals = geometryMesh.Normals,
};
currentSelection.Components[2] = meshComponent;
}
}
public void StartSubdivion()
{
var mesh = GPUSubdivisionSurface.Subdivide(subdivCompute, SubdivisionSurface.Weld(source, float.Epsilon, source.bounds.size.x), details, weld);
filter.sharedMesh = mesh;
}
