public override void Bake()
{
if (bakedRenderers == null)
{
bakedRenderers = new List <Renderer>();
}
bakedRenderers.Clear();
AVolumeSettings settings = new AVolumeSettings(bounds, dimensions);
//first check if any objects are parented to this object
//if anything is found, try to use renderers from those instead of volume overlap
if (!GetChildRenderersAndEncapsulate(ref settings, ref bakedRenderers, transform))
{
//otherwise try to get renderers intersecting the volume
//get mesh renderers within volume
if (!GetMeshRenderersIntersectingVolume(settings, transform, ref bakedRenderers))
{
//TODO display error?
return;
}
}
SDFVolume sdfVolume = AVolume <SDFVolume> .CreateVolume(transform, settings);
// sdfVolume.Bake( raySamples, bakedRenderers, BakeComplete );
Debug.Log($"settings: {settings.BoundsLocal} {settings.Dimensions} {settings.CellCount} ");
sdfVolume.Dispose();
}
public static T CreateVolume(Transform transform, AVolumeSettings settings)
{
T v = new T();
v.Initialize(transform, settings);
return(v);
}
public static void AddBoundsBorder(ref AVolumeSettings settings)
{
Vector3 extraBound = Vector3.Max(settings.BoundsLocal.size * 0.2f, settings.VoxelSize * 4f);
settings.BoundsLocal.Expand(extraBound);
//divide current by dimensions-2 so that it gets a voxel size without the borders
//Vector3 extraBorderVoxelSize = new Vector3(
// settings.BoundsLocal.size.x / Mathf.Max(1,settings.Dimensions.x - 2),
// settings.BoundsLocal.size.y / Mathf.Max(1,settings.Dimensions.y - 2),
// settings.BoundsLocal.size.z / Mathf.Max(1,settings.Dimensions.z - 2));
// Just testing if we can minimise the extraBorder bounds to not lose a voxel - but not sure it does any good.
//if ( !settings.StandardBorder )
//{
// float offset = 0.5f;
// extraBorderVoxelSize = new Vector3( offset, offset, offset ) * 0.5f;
//}
//then add extra voxel size so that bordering voxels are outside original bounds
//Bounds newBounds = new Bounds(settings.BoundsLocal.center, settings.BoundsLocal.size + extraBorderVoxelSize * 2f);
//Debug.Log( $"AddBoundsBorder Bounds: {newBounds.center} Size: {newBounds.size} Dimensions: {settings.Dimensions} StandardBorder: {settings.StandardBorder}");
//settings = new AVolumeSettings(newBounds, settings.Dimensions, settings.StandardBorder);
}
public override void Bake()
{
if (bakedRenderers == null)
{
bakedRenderers = new List <Renderer>();
}
bakedRenderers.Clear();
AVolumeSettings settings = new AVolumeSettings(bounds, dimensions, useStandardBorder);
//first check if any objects are parented to this object
//if anything is found, try to use renderers from those instead of volume overlap
if (!SDFBaker.GetMeshRenderersInChildren(ref settings, ref bakedRenderers, transform, fitToVertices))
{
//otherwise try to get renderers intersecting the volume
//get mesh renderers within volume
if (!SDFBaker.GetMeshRenderersIntersectingVolume(settings, transform, ref bakedRenderers))
{
//TODO display error?
return;
}
}
SDFVolume sdfVolume = AVolume <SDFVolume> .CreateVolume(transform, settings);
sdfVolume.Bake(raySamples, bakedRenderers, BakeComplete);
sdfVolume.Dispose();
}
/// <summary>
/// changes bound size automatically
/// </summary>
public virtual void Encapsulate()
{
List <Renderer> tempRenderers = new List <Renderer>();
AVolumeSettings settings = new AVolumeSettings(bounds, dimensions);
GetChildRenderersAndEncapsulate(ref settings, ref tempRenderers, transform);
bounds = settings.BoundsLocal;
}
/// <summary>
/// changes bound size automatically
/// </summary>
public virtual void Encapsulate()
{
List <Renderer> tempRenderers = new List <Renderer>();
AVolumeSettings settings = new AVolumeSettings(bounds, dimensions);
GetMeshRenderersInChildren(ref settings, ref tempRenderers, transform, fitToVertices);
bounds = settings.BoundsLocal;
}
protected virtual void Initialize(Transform transform, AVolumeSettings settings)
{
_transform = transform;
_settings = settings;
//always add a bounds border when initializing AVolume
AVolumeSettings.AddBoundsBorder(ref settings);
}
public virtual void EditorCreateAVolume()
{
EditorDestroyAVolume();
AVolumeSettings settings = new AVolumeSettings
{
Bounds = bounds, Dimensions = dimensions
};
//create new
aVolume = AVolume <T> .CreateVolume(transform, settings);
}
public static void AddBoundsBorder(ref AVolumeSettings settings)
{
//divide current by dimensions-2 so that it gets a voxel size without the borders
Vector3 extraBorderVoxelSize = new Vector3(
settings.BoundsLocal.size.x / Mathf.Max(1, settings.Dimensions.x - 2),
settings.BoundsLocal.size.y / Mathf.Max(1, settings.Dimensions.y - 2),
settings.BoundsLocal.size.z / Mathf.Max(1, settings.Dimensions.z - 2));
//then add extra voxel size so that bordering voxels are outside original bounds
Bounds newBounds = new Bounds(settings.BoundsLocal.center, settings.BoundsLocal.size + extraBorderVoxelSize * 2f);
settings = new AVolumeSettings(newBounds, settings.Dimensions);
}
public static bool GetMeshRenderersIntersectingVolume(AVolumeSettings settings, Transform transform, ref List <Renderer> renderers)
{
if (renderers == null)
{
return(false);
}
Renderer[] mrs = FindObjectsOfType <Renderer>();
if (mrs == null || mrs.Length == 0)
{
return(false);
}
//shift bounds local to world space position
Bounds ws = settings.BoundsLocal;
ws.center += transform.position;
foreach (var r in mrs)
{
if (!(r is MeshRenderer) && !(r is SkinnedMeshRenderer))
{
continue;
}
//skip inactive renderers
if (!r.gameObject.activeSelf)
{
continue;
}
if (!r.enabled)
{
continue;
}
if (!ws.Intersects(r.bounds))
{
continue;
}
renderers.Add(r);
}
if (renderers.Count == 0)
{
return(false);
}
return(true);
}
/// <summary>
/// Gets all Renderers parented to the VolumeBaker & Encapsulates them with the bounds (unless manual bounds is enabled)
/// </summary>
/// <param name="settings"></param>
/// <param name="renderers"></param>
/// <param name="target"></param>
/// <returns></returns>
public bool GetChildRenderersAndEncapsulate(ref AVolumeSettings settings, ref List <Renderer> renderers, Transform target)
{
if (renderers == null)
{
return(false);
}
//get renderers in children
Renderer[] mrs = target.GetComponentsInChildren <Renderer>();
if (mrs == null || mrs.Length == 0)
{
return(false);
}
Bounds newBounds = useManualBounds ? bounds : new Bounds(target.position, Vector3.zero);
bool first = true;
foreach (var r in mrs)
{
if (!(r is MeshRenderer) && !(r is SkinnedMeshRenderer))
{
continue;
}
//skip inactive renderers
if (!r.gameObject.activeSelf)
{
continue;
}
if (!r.enabled)
{
continue;
}
if (!useManualBounds) //do not change bounds if manual bounds specified
{
if (!fitToVertices)
{
newBounds.Encapsulate(r.bounds);
}
else
{
//iterate all vertices and encapsulate
Mesh mesh = null;
if (r is MeshRenderer)
{
MeshFilter mf = r.GetComponent <MeshFilter>();
if (mf != null && mf.sharedMesh != null)
{
mesh = mf.sharedMesh;
}
}
else
{
mesh = (r as SkinnedMeshRenderer).sharedMesh;
}
if (mesh != null)
{
Bounds b = EncapsulateVertices(mesh, r.transform.localToWorldMatrix);
if (first)
{
newBounds = b;
}
else
{
newBounds.Encapsulate(b);
}
first = false;
}
}
}
renderers.Add(r);
}
if (renderers.Count == 0)
{
return(false);
}
Debug.Log($"GetMeshRenderersInChildren newBounds: {newBounds.center} Size: {newBounds.size} Dimensions: {settings.Dimensions}");
//assign new bounds
//remove the world offset
if (!useManualBounds)
{
newBounds = new Bounds(newBounds.center - target.position, newBounds.size);
}
settings = new AVolumeSettings(newBounds, settings.Dimensions)
{
UsePadding = !useManualBounds //no padding with manual bounds, sorry!
};
AVolumeSettings.AddBoundsBorder(ref settings);
return(true);
}
public static bool GetMeshRenderersInChildren(ref AVolumeSettings settings, ref List <Renderer> renderers, Transform target, bool fitToVertices)
{
if (renderers == null)
{
return(false);
}
//get renderers in children
Renderer[] mrs = target.GetComponentsInChildren <Renderer>();
if (mrs == null || mrs.Length == 0)
{
return(false);
}
Bounds newBounds = new Bounds(target.position, Vector3.zero);
bool first = true;
foreach (var r in mrs)
{
if (!(r is MeshRenderer) && !(r is SkinnedMeshRenderer))
{
continue;
}
//skip inactive renderers
if (!r.gameObject.activeSelf)
{
continue;
}
if (!r.enabled)
{
continue;
}
if (!fitToVertices)
{
newBounds.Encapsulate(r.bounds);
}
else
{
//iterate all vertices and encapsulate
Mesh mesh = null;
if (r is MeshRenderer)
{
MeshFilter mf = r.GetComponent <MeshFilter>();
if (mf != null && mf.sharedMesh != null)
{
mesh = mf.sharedMesh;
}
}
else
{
mesh = (r as SkinnedMeshRenderer).sharedMesh;
}
if (mesh != null)
{
Bounds b = EncapsulateVertices(mesh, r.transform.localToWorldMatrix);
if (first)
{
newBounds = b;
}
else
{
newBounds.Encapsulate(b);
}
first = false;
}
}
renderers.Add(r);
}
if (renderers.Count == 0)
{
return(false);
}
//assign new bounds
//remove the world offset
newBounds = new Bounds(newBounds.center - target.position, newBounds.size);
settings = new AVolumeSettings(newBounds, settings.Dimensions);
AVolumeSettings.AddBoundsBorder(ref settings);
return(true);
}
