public static void RemoveRenderEvent(Camera camera, CameraEventHandler onPostRenderEvent)
{
if (camera == null)
{
return;
}
RenderEvent renderEvent = camera.GetComponent <RenderEvent>();
if (renderEvent != null)
{
renderEvent.OnPostRenderEvent -= onPostRenderEvent;
}
}
private MeshVoxelizer m_voxelizer; // calling the Meshvoxelizer script which is in the scripts folder /Assets
void Start()
{
RenderEvent.AddRenderEvent(Camera.main, DrawOutline); // notify camera of render event; needed in the main camera to render the voxels
MeshFilter filter = GetComponent <MeshFilter>(); // takes the mesh filter of mesh this script is attached to
MeshRenderer renderer = GetComponent <MeshRenderer>(); // takes the mesh renderer of mesh this script is attached to
if (filter == null || renderer == null) // if the mesh is not present in the parent then check in the children for meshes
{
filter = GetComponentInChildren <MeshFilter>(); // same as above
renderer = GetComponentInChildren <MeshRenderer>();
}
if (filter == null || renderer == null)
{
return;
}
renderer.enabled = false; //set renderer to false?
Mesh mesh = filter.mesh; // derives only the mesh from the mesh filter
Material mat = renderer.material; // derives material from renderer
Box3 bounds = new Box3(mesh.bounds.min, mesh.bounds.max); // check for bounding box's bounds; Box3 is a function defined in the current namespace; mesh.bounds: This is the axis-aligned bounding box of the mesh in its local space (that is, not affected by the transform)
m_voxelizer = new MeshVoxelizer(size, size, size); // voxelize mesh with given size resolution
m_voxelizer.Voxelize(mesh.vertices, mesh.triangles, bounds); // access the .Voxelize public void function in MeshVoxelizer.cs; takes in the mesh's vertices triangles and bounds
Vector3 scale = new Vector3(bounds.Size.x / size, bounds.Size.y / size, bounds.Size.z / size); // scale of each individual voxel in local space
Vector3 m = new Vector3(bounds.Min.x, bounds.Min.y, bounds.Min.z);
mesh = CreateMesh(m_voxelizer.Voxels, scale, m);//come back to this
//assign local positionns, scale and rotations to the voxelized mesh
GameObject go = new GameObject("Voxelized");
go.transform.parent = transform;// transform of parent applied to voxelized child gameobject "voxelized" and is instantiated at the position of parent
go.transform.localPosition = Vector3.zero;
go.transform.localScale = Vector3.one;
go.transform.localRotation = Quaternion.identity;
filter = go.AddComponent <MeshFilter>();
renderer = go.AddComponent <MeshRenderer>();
filter.mesh = mesh; // assign the new mesh created after voxelization to the mesh filter
renderer.material = mat; // do the same for material as well
}
void Start()
{
RenderEvent.AddRenderEvent(Camera.main, DrawOutline);
MeshFilter filter = GetComponent <MeshFilter>();
MeshRenderer renderer = GetComponent <MeshRenderer>();
if (filter == null || renderer == null)
{
filter = GetComponentInChildren <MeshFilter>();
renderer = GetComponentInChildren <MeshRenderer>();
}
if (filter == null || renderer == null)
{
return;
}
renderer.enabled = false;
Mesh mesh = filter.mesh;
Material mat = renderer.material;
Box3 bounds = new Box3(mesh.bounds.min, mesh.bounds.max);
m_voxelizer = new MeshVoxelizer(size, size, size);
m_voxelizer.Voxelize(mesh.vertices, mesh.triangles, bounds);
Vector3 scale = new Vector3(bounds.Size.x / size, bounds.Size.y / size, bounds.Size.z / size);
Vector3 m = new Vector3(bounds.Min.x, bounds.Min.y, bounds.Min.z);
mesh = CreateMesh(m_voxelizer.Voxels, scale, m);
GameObject go = new GameObject("Voxelized");
go.transform.parent = transform;
go.transform.localPosition = Vector3.zero;
go.transform.localScale = Vector3.one;
go.transform.localRotation = Quaternion.identity;
filter = go.AddComponent <MeshFilter>();
renderer = go.AddComponent <MeshRenderer>();
filter.mesh = mesh;
renderer.material = mat;
}
/*private void FixedUpdate()// is not present originally; might have to be called only during start()
* {
* RenderEvent.AddRenderEvent(Camera.main, DrawOutline);
*
* MeshFilter filter = GetComponent<MeshFilter>();
* MeshRenderer renderer = GetComponent<MeshRenderer>();
*
* if (filter == null || renderer == null)
* {
* filter = GetComponentInChildren<MeshFilter>();
* renderer = GetComponentInChildren<MeshRenderer>();
* }
*
* if (filter == null || renderer == null) return;
*
* renderer.enabled = false;
*
* Mesh mesh = filter.mesh;
* Material mat = renderer.material;
*
* Box3 bounds = new Box3(mesh.bounds.min, mesh.bounds.max);
*
* m_voxelizer = new MeshVoxelizer(size, size, size);
* m_voxelizer.Voxelize(mesh.vertices, mesh.triangles, bounds);
*
* Vector3 scale = new Vector3(bounds.Size.x / size, bounds.Size.y / size, bounds.Size.z / size);
* Vector3 m = new Vector3(bounds.Min.x, bounds.Min.y, bounds.Min.z);
* mesh = CreateMesh(m_voxelizer.Voxels, scale, m);
*
* GameObject go = new GameObject("Voxelized");
* go.transform.parent = transform;
* go.transform.localPosition = Vector3.zero;
* go.transform.localScale = Vector3.one;
* go.transform.localRotation = Quaternion.identity;
*
* filter = go.AddComponent<MeshFilter>();
* renderer = go.AddComponent<MeshRenderer>();
*
* filter.mesh = mesh;
* renderer.material = mat;
* }*/
void OnDestroy()
{
RenderEvent.RemoveRenderEvent(Camera.main, DrawOutline);// finish render event after lines of AABB tree have been drawn; Drawoutlines function if defined below
}
void OnDestroy()
{
RenderEvent.RemoveRenderEvent(Camera.main, DrawOutline);
}