public void AddDecal(DecalProjectorComponent decal)
{
// increase array size if no space left
if (m_DecalsCount == m_Decals.Length)
{
DecalProjectorComponent[] newDecals = new DecalProjectorComponent[m_DecalsCount + kDecalBlockSize];
BoundingSphere[] newSpheres = new BoundingSphere[m_DecalsCount + kDecalBlockSize];
Matrix4x4[] newCachedTransforms = new Matrix4x4[m_DecalsCount + kDecalBlockSize];
Matrix4x4[] newCachedNormalToWorld = new Matrix4x4[m_DecalsCount + kDecalBlockSize];
m_ResultIndices = new int[m_DecalsCount + kDecalBlockSize];
m_Decals.CopyTo(newDecals, 0);
m_BoundingSpheres.CopyTo(newSpheres, 0);
m_CachedTransforms.CopyTo(newCachedTransforms, 0);
m_CachedNormalToWorld.CopyTo(newCachedNormalToWorld, 0);
m_Decals = newDecals;
m_BoundingSpheres = newSpheres;
m_CachedTransforms = newCachedTransforms;
m_CachedNormalToWorld = newCachedNormalToWorld;
}
m_Decals[m_DecalsCount] = decal;
m_Decals[m_DecalsCount].CullIndex = m_DecalsCount;
UpdateBoundingSphere(m_Decals[m_DecalsCount]);
m_DecalsCount++;
}
public void UpdateCachedData(DecalProjectorComponent decal)
{
m_CachedDecalToWorld[decal.CullIndex] = decal.transform.localToWorldMatrix;
Matrix4x4 decalRotation = Matrix4x4.Rotate(decal.transform.rotation);
// z/y axis swap for normal to decal space, Unity is column major
float y0 = decalRotation.m01;
float y1 = decalRotation.m11;
float y2 = decalRotation.m21;
decalRotation.m01 = decalRotation.m02;
decalRotation.m11 = decalRotation.m12;
decalRotation.m21 = decalRotation.m22;
decalRotation.m02 = y0;
decalRotation.m12 = y1;
decalRotation.m22 = y2;
m_CachedNormalToWorld[decal.CullIndex] = decalRotation;
// draw distance can't be more than global draw distance
m_CachedDrawDistances[decal.CullIndex].x = decal.m_DrawDistance < instance.DrawDistance
? decal.m_DrawDistance
: instance.DrawDistance;
m_CachedDrawDistances[decal.CullIndex].y = decal.m_FadeScale;
m_BoundingSpheres[decal.CullIndex] = GetDecalProjectBoundingSphere(m_CachedDecalToWorld[decal.CullIndex]);
}
public void AddDecal(DecalProjectorComponent decal)
{
if (decal.CullIndex != DecalProjectorComponent.kInvalidIndex) //do not add the same decal more than once
{
return;
}
// increase array size if no space left
if (m_DecalsCount == m_Decals.Length)
{
DecalProjectorComponent[] newDecals = new DecalProjectorComponent[m_DecalsCount + kDecalBlockSize];
BoundingSphere[] newSpheres = new BoundingSphere[m_DecalsCount + kDecalBlockSize];
m_ResultIndices = new int[m_DecalsCount + kDecalBlockSize];
m_Decals.CopyTo(newDecals, 0);
m_BoundingSpheres.CopyTo(newSpheres, 0);
m_Decals = newDecals;
m_BoundingSpheres = newSpheres;
}
m_Decals[m_DecalsCount] = decal;
m_Decals[m_DecalsCount].CullIndex = m_DecalsCount;
UpdateBoundingSphere(m_Decals[m_DecalsCount]);
m_DecalsCount++;
}
public void AddDecal(DecalProjectorComponent d)
{
// If no decal material assign, don't add it
if (d.m_Material == null)
{
return;
}
if (d.m_Material.GetTexture("_BaseColorMap") || d.m_Material.GetTexture("_NormalMap"))
{
RemoveDecal(d);
m_Decals.Add(d);
}
}
public void UpdateBoundingSphere(DecalProjectorComponent decal)
{
if (decal.CullIndex == DecalProjectorComponent.kInvalidIndex) // check if we have this decal
{
return;
}
DecalSet decalSet = null;
int key = decal.m_Material.GetInstanceID();
if (m_DecalSets.TryGetValue(key, out decalSet))
{
decalSet.UpdateBoundingSphere(decal);
}
}
public void RemoveDecal(DecalProjectorComponent decal)
{
int removeAtIndex = decal.CullIndex;
// replace with last decal in the list and update index
m_Decals[removeAtIndex] = m_Decals[m_DecalsCount - 1]; // move the last decal in list
m_Decals[removeAtIndex].CullIndex = removeAtIndex;
m_Decals[m_DecalsCount - 1] = null;
// update the bounding spheres array
m_BoundingSpheres[removeAtIndex] = m_BoundingSpheres[m_DecalsCount - 1];
m_CachedTransforms[removeAtIndex] = m_CachedTransforms[m_DecalsCount - 1];
m_CachedNormalToWorld[removeAtIndex] = m_CachedNormalToWorld[m_DecalsCount - 1];
m_DecalsCount--;
decal.CullIndex = DecalProjectorComponent.kInvalidIndex;
}
public void RemoveDecal(DecalProjectorComponent decal)
{
if (decal.CullIndex == DecalProjectorComponent.kInvalidIndex) // check if we have this decal
{
return;
}
DecalSet decalSet = null;
int key = decal.m_Material.GetInstanceID();
if (m_DecalSets.TryGetValue(key, out decalSet))
{
decalSet.RemoveDecal(decal);
if (decalSet.Count == 0)
{
m_DecalSets.Remove(key);
}
}
}
public void RemoveDecal(DecalProjectorComponent decal)
{
if (decal.CullIndex == DecalProjectorComponent.kInvalidIndex) //do not remove decal that has not been added
{
return;
}
int removeAtIndex = decal.CullIndex;
// replace with last decal in the list and update index
m_Decals[removeAtIndex] = m_Decals[m_DecalsCount - 1]; // move the last decal in list
m_Decals[removeAtIndex].CullIndex = removeAtIndex;
m_Decals[m_DecalsCount - 1] = null;
// update the bounding spheres array
m_BoundingSpheres[removeAtIndex] = m_BoundingSpheres[m_DecalsCount - 1];
m_DecalsCount--;
decal.CullIndex = DecalProjectorComponent.kInvalidIndex;
}
public void UpdateBoundingSphere(DecalProjectorComponent decal)
{
m_CachedTransforms[decal.CullIndex] = decal.transform.localToWorldMatrix;
Matrix4x4 decalRotation = Matrix4x4.Rotate(decal.transform.rotation);
// z/y axis swap for normal to decal space, Unity is column major
float y0 = decalRotation.m01;
float y1 = decalRotation.m11;
float y2 = decalRotation.m21;
decalRotation.m01 = decalRotation.m02;
decalRotation.m11 = decalRotation.m12;
decalRotation.m21 = decalRotation.m22;
decalRotation.m02 = y0;
decalRotation.m12 = y1;
decalRotation.m22 = y2;
m_CachedNormalToWorld[decal.CullIndex] = decalRotation;
m_BoundingSpheres[decal.CullIndex] = GetDecalProjectBoundingSphere(m_CachedTransforms[decal.CullIndex]);
}
public void AddDecal(DecalProjectorComponent decal)
{
if (decal.CullIndex != DecalProjectorComponent.kInvalidIndex) //do not add the same decal more than once
{
return;
}
if (!decal.IsValid())
{
return;
}
DecalSet decalSet = null;
int key = decal.m_Material.GetInstanceID();
if (!m_DecalSets.TryGetValue(key, out decalSet))
{
decalSet = new DecalSet(decal.m_Material);
m_DecalSets.Add(key, decalSet);
}
decalSet.AddDecal(decal);
}
public void RemoveDecal(DecalProjectorComponent d)
{
m_Decals.Remove(d);
}
// update bounding sphere for a single decal
public void UpdateBoundingSphere(DecalProjectorComponent decal)
{
m_BoundingSpheres[decal.CullIndex] = GetDecalProjectBoundingSphere(decal.transform.localToWorldMatrix);
}
