public static void SetFromBoneWeight(this EditableBoneWeight editableBoneWeight, BoneWeight boneWeight)
{
editableBoneWeight.Clamp(4, false);
while (editableBoneWeight.Count < 4)
{
editableBoneWeight.AddChannel(0, 0f, false);
}
for (var i = 0; i < 4; ++i)
{
var weight = boneWeight.GetWeight(i);
editableBoneWeight[i].boneIndex = boneWeight.GetBoneIndex(i);
editableBoneWeight[i].weight = weight;
editableBoneWeight[i].enabled = weight > 0f;
}
}
protected void AssertBoneWeightContainsChannels(BoneWeight expected, BoneWeight actual)
{
var m_BoneWeightDataList = new List <BoneWeightData>();
for (var i = 0; i < 4; ++i)
{
m_BoneWeightDataList.Add(new BoneWeightData()
{
boneIndex = expected.GetBoneIndex(i),
weight = expected.GetWeight(i)
});
}
for (var i = 0; i < 4; ++i)
{
Assert.IsTrue(m_BoneWeightDataList.Contains(new BoneWeightData()
{
boneIndex = actual.GetBoneIndex(i), weight = actual.GetWeight(i)
}), "BoneWeight incorrect channel " + i + " with boneIndex " + actual.GetBoneIndex(i) + " and weight " + actual.GetWeight(i));
}
}
public void OnSceneGUI(SceneView sceneView)
{
if (skin != null && isPainting)
{
HandleUtility.AddDefaultControl(GUIUtility.GetControlID(FocusType.Passive));
if (mesh == null || recalculateMesh)
{
mesh = new Mesh();
skin.BakeMesh(mesh);
mesh.normals = skin.sharedMesh.normals;
mesh.bindposes = skin.sharedMesh.bindposes;
mesh.bounds = skin.sharedMesh.bounds;
mesh.uv = skin.sharedMesh.uv;
mesh.uv2 = skin.sharedMesh.uv2;
mesh.boneWeights = skin.sharedMesh.boneWeights;
mesh.tangents = skin.sharedMesh.tangents;
mesh.GetVertices(vertices);
for (int i = 0; i < mesh.vertexCount; i++)
{
vertices[i] = new Vector3(
vertices[i].x * skin.transform.lossyScale.x,
vertices[i].y * skin.transform.lossyScale.y,
vertices[i].z * skin.transform.lossyScale.z);
}
mesh.SetVertices(vertices);
recalculateMesh = false;
}
else
{
mesh.boneWeights = skin.sharedMesh.boneWeights;
}
CalculateVertexColors(skin.bones, bones[boneIndex]);
List <BoneWeight> weights = mesh.boneWeights.ToList();
Event current = Event.current;
Graphics.DrawMeshNow(mesh, skin.transform.localToWorldMatrix);
for (int b = 0; b < bones.Length; b++)
{
if (bones[b] == bones[boneIndex])
{
Handles.color = Color.yellow;
}
else
{
Handles.color = Color.gray;
}
Handles.DrawLine(bones[b].transform.position, bones[b].Head);
}
Handles.color = Color.red;
mpos = HandleUtility.GUIPointToWorldRay(current.mousePosition).origin;
mpos = new Vector3(mpos.x, mpos.y);
Handles.DrawWireDisc(mpos, Vector3.forward, brushSize);
if (isPainting)
{
if (current.type == EventType.ScrollWheel && current.modifiers == EventModifiers.Control)
{
brushSize = Mathf.Clamp(brushSize + (float)System.Math.Round(current.delta.y / 30, 2), 0, float.MaxValue);
Repaint();
current.Use();
}
else if (current.type == EventType.MouseDown && current.button == 0)
{
isDrawing = true;
wasDrawing = false;
}
else if (current.type == EventType.MouseUp && current.button == 0)
{
if (isDrawing)
{
wasDrawing = true;
recalculateMesh = true;
}
isDrawing = false;
}
else if (current.type == EventType.MouseDrag && isDrawing && current.button == 0)
{
w = weight * ((mode == PaintingMode.Subtract) ? -1 : 1);
for (int i = 0; i < mesh.vertices.Length; i++)
{
v = mesh.vertices[i];
d = (v - skin.gameObject.transform.InverseTransformPoint(mpos)).magnitude;
if (d <= brushSize)
{
bw = weights[i];
vw = bw.GetWeight(boneIndex);
vw = Mathf.Clamp(vw + (1 - d / brushSize) * w, 0, 1);
bw = bw.SetWeight(boneIndex, vw);
weights[i] = bw.Clone();
}
}
skin.sharedMesh.boneWeights = weights.ToArray();
}
}
sceneView.Repaint();
}
}
public void OnSceneGUI(SceneView sceneView)
{
if (skin != null && isPainting)
{
HandleUtility.AddDefaultControl(GUIUtility.GetControlID(FocusType.Passive));
Mesh m = skin.sharedMesh.Clone();
m.colors = CalculateVertexColors(skin.bones, m, skin.bones[bone].GetComponent <Bone>());
List <BoneWeight> weights = m.boneWeights.ToList();
Event current = Event.current;
Graphics.DrawMeshNow(m, skin.transform.position, skin.transform.rotation);
Bone bn = skin.bones[bone].GetComponent <Bone>();
foreach (Bone b in skin.GetComponentsInChildren <Bone>())
{
if (bn == b)
{
Handles.color = Color.yellow;
}
else
{
Handles.color = Color.gray;
}
Handles.DrawLine(b.transform.position, b.Head);
}
Handles.color = Color.red;
Vector3 mpos = HandleUtility.GUIPointToWorldRay(current.mousePosition).origin;
mpos = new Vector3(mpos.x, mpos.y);
Handles.DrawWireDisc(mpos, Vector3.forward, brushSize);
if (isPainting)
{
if (current.type == EventType.scrollWheel && current.modifiers == EventModifiers.Control)
{
brushSize = Mathf.Clamp(brushSize + (float)System.Math.Round(current.delta.y / 30, 2), 0, float.MaxValue);
Repaint();
current.Use();
}
else if (current.type == EventType.mouseDown && current.button == 0)
{
isDrawing = true;
}
else if (current.type == EventType.mouseUp && current.button == 0)
{
isDrawing = false;
}
else if (current.type == EventType.mouseDrag && isDrawing && current.button == 0)
{
float w = weight * ((mode == PaintingMode.Subtract) ? -1 : 1);
for (int i = 0; i < m.vertices.Length; i++)
{
Vector3 v = m.vertices[i];
float d = (v - skin.gameObject.transform.InverseTransformPoint(mpos)).magnitude;
if (d <= brushSize)
{
BoneWeight bw = weights[i];
float vw = bw.GetWeight(bn.index);
vw = Mathf.Clamp(vw + (1 - d / brushSize) * w, 0, 1);
bw = bw.SetWeight(bn.index, vw);
weights[i] = bw.Clone();
}
}
skin.sharedMesh.boneWeights = weights.ToArray();
EditorUtility.SetDirty(skin.gameObject);
if (PrefabUtility.GetPrefabType(skin.gameObject) != PrefabType.None)
{
AssetDatabase.SaveAssets();
}
}
}
sceneView.Repaint();
}
}
void GenerateSkinning()
{
SkinTools t = target as SkinTools;
SkinToolsData data = t.Data;
bool referenceExist = data.ReferenceSMR != null;
Vector3[] rVertices = data.SourceGeometryMF.sharedMesh.vertices;
Vector3[] rNormals = data.SourceGeometryMF.sharedMesh.normals;
Vector3[] rWorldVertices = new Vector3[rVertices.Length];
Vector2[] rMapVertices = data.SourceGeometryMF.sharedMesh.uv;
Matrix4x4 smLTW = data.SourceGeometryMF.transform.localToWorldMatrix;
Matrix4x4 tWTL = t.transform.worldToLocalMatrix;
for (int v = 0; v < rVertices.Length; v++)
{
rWorldVertices[v] = smLTW.MultiplyPoint3x4(rVertices[v]);
rVertices[v] = tWTL.MultiplyPoint3x4(rWorldVertices[v]);
rNormals[v] = smLTW.MultiplyVector(rNormals[v]);
rNormals[v] = tWTL.MultiplyVector(rNormals[v]);
}
data.ResultMesh = Instantiate(data.SourceGeometryMF.sharedMesh) as Mesh;
string[] splittedPath = data.OutputMeshPath.Split("/.".ToCharArray());
string meshName = splittedPath[splittedPath.Length - 2];
data.ResultMesh.name = meshName;
data.ResultMesh.vertices = rVertices;
data.ResultMesh.normals = rNormals;
data.ResultMesh.RecalculateBounds();
data.resultSMR.localBounds = new Bounds(data.ResultMesh.bounds.center, data.ResultMesh.bounds.size * 2);
SourceSMRCollider _collider = null;
SourceSMRCollider _icollider = null;
BoneWeight[] existingWeights = null;
Transform[] sourceBones = null;
int[] sourceSMRTris = null;
Ray[] frays = null;
bool[] excludedTriangles = null;
if (referenceExist)
{
_collider = new SourceSMRCollider(data.ReferenceSMR, false);
_icollider = new SourceSMRCollider(data.ReferenceSMR, true);
existingWeights = data.ReferenceSMR.sharedMesh.boneWeights;
sourceBones = data.ReferenceSMR.bones;
sourceSMRTris = data.ReferenceSMR.sharedMesh.triangles;
excludedTriangles = new bool[data.ReferenceSMR.sharedMesh.triangles.Length / 3];
if (data.ReferenceSMRGeometry != null && data.ReferenceSMRGeometry.IsValid)
{
excludedTriangles = data.ReferenceSMRGeometry.ExcludedTris;
}
if (data.BakingQuality == 0)
{
frays = new Ray[ResourceHolder.Rays362.Length];
for (int i = 0; i < frays.Length; i++)
{
frays[i] = new Ray(Vector3.zero, ResourceHolder.Rays362[i]);
}
}
else if (data.BakingQuality == 1)
{
frays = new Ray[ResourceHolder.Rays642.Length];
for (int i = 0; i < frays.Length; i++)
{
frays[i] = new Ray(Vector3.zero, ResourceHolder.Rays642[i]);
}
}
else if (data.BakingQuality == 2)
{
frays = new Ray[ResourceHolder.Rays1002.Length];
for (int i = 0; i < frays.Length; i++)
{
frays[i] = new Ray(Vector3.zero, ResourceHolder.Rays1002[i]);
}
}
}
ExtBoneWeight[] ebws = new ExtBoneWeight[rWorldVertices.Length];
List <Transform> newBonesList = new List <Transform>();
for (int b = 0; b < data.MapBones.Count; b++)
{
newBonesList.Add(data.MapBones[b].Tr);
}
EditorUtility.DisplayProgressBar("Bake", "Baking vertices", 0);
int progressPercent = 0;
for (int v = 0; v < rWorldVertices.Length; v++)
{
ebws[v] = new ExtBoneWeight( );
if (data.SourceGeometry.HasUV0)
{
Vector2 uv = rMapVertices[v];
for (int b = 0; b < data.MapBones.Count; b++)
{
float val = data.MapBones[b].Map.GetPixelBilinear(uv.x, uv.y).grayscale;
ebws[v].AddMask(data.MapBones[b].Tr, val);
}
}
if (referenceExist)
{
RaycastHit hit = GetNearestHit(frays, _collider._Collider, _icollider._Collider, rWorldVertices[v], excludedTriangles);
BoneWeight bwA = existingWeights [sourceSMRTris[hit.triangleIndex * 3]];
BoneWeight bwB = existingWeights [sourceSMRTris[hit.triangleIndex * 3 + 1]];
BoneWeight bwC = existingWeights [sourceSMRTris[hit.triangleIndex * 3 + 2]];
for (int i = 0; i < 4; i++)
{
Transform nbA = sourceBones[bwA.GetBoneIdx(i)];
Transform nbB = sourceBones[bwB.GetBoneIdx(i)];
Transform nbC = sourceBones[bwC.GetBoneIdx(i)];
if (!data.ReferenceSMRBones[nbA].Excluded)
{
if (!newBonesList.Contains(nbA))
{
newBonesList.Add(nbA);
}
ebws[v].Add(nbA, bwA.GetWeight(i) * hit.barycentricCoordinate.x, 0);
}
if (!data.ReferenceSMRBones[nbB].Excluded)
{
if (!newBonesList.Contains(nbB))
{
newBonesList.Add(nbB);
}
ebws[v].Add(nbB, bwB.GetWeight(i) * hit.barycentricCoordinate.y, 0);
}
if (!data.ReferenceSMRBones[nbC].Excluded)
{
if (!newBonesList.Contains(nbC))
{
newBonesList.Add(nbC);
}
ebws[v].Add(nbC, bwC.GetWeight(i) * hit.barycentricCoordinate.z, 0);
}
}
}
float progress = v / (float)rWorldVertices.Length;
int percent = Mathf.FloorToInt(progress * 100);
if (progressPercent != percent)
{
progressPercent = percent;
string progressBarName = string.Format("Bake {0}", data.ResultMesh.name);
string progressInfo = string.Format("baking vertices {0} of {1} with {2} quality ", v, rWorldVertices.Length, data.BakingQualityNames[data.BakingQuality]);
EditorUtility.DisplayProgressBar(progressBarName, progressInfo, progress);
}
}
EditorUtility.ClearProgressBar();
BoneWeight[] newweights = new BoneWeight[rWorldVertices.Length];
Transform[] newBonesArray = newBonesList.ToArray();
for (int w = 0; w < ebws.Length; w++)
{
ebws[w].FillIndeces(newBonesArray);
newweights[w] = ebws[w].GetClampedBW();
}
data.resultSMR.bones = newBonesArray;
Matrix4x4[] bindBones = new Matrix4x4[newBonesArray.Length];
for (int b = 0; b < newBonesArray.Length; b++)
{
bindBones[b] = newBonesArray[b].worldToLocalMatrix * t.transform.localToWorldMatrix;
}
data.ResultMesh.bindposes = bindBones;
data.ResultMesh.boneWeights = newweights;
if (referenceExist)
{
_collider.Destroy();
_icollider.Destroy();
}
AssetDatabase.DeleteAsset(data.OutputMeshPath);
AssetDatabase.CreateAsset(data.ResultMesh, data.OutputMeshPath);
AssetDatabase.SaveAssets();
data.ResultMesh = AssetDatabase.LoadAssetAtPath(data.OutputMeshPath, typeof(Mesh)) as Mesh;
data.resultSMR.sharedMesh = data.ResultMesh;
data.UpdateResultInfo();
data.ApplyResultVisual();
}
public static BoneWeight Lerp(BoneWeight a, BoneWeight b, float mix)
{
if (mix <= 0f)
{
return(a);
}
if (mix >= 1f)
{
return(b);
}
a.weight0 *= 1f - mix;
a.weight1 *= 1f - mix;
a.weight2 *= 1f - mix;
a.weight3 *= 1f - mix;
b.weight0 *= mix;
b.weight1 *= mix;
b.weight2 *= mix;
b.weight3 *= mix;
BoneWeight result = default(BoneWeight);
int num = 0;
int num2 = 0;
if (a.GetWeight(num) > b.GetWeight(num2))
{
result.weight0 = a.GetWeight(num);
result.boneIndex0 = a.GetBoneIndex(num);
num++;
}
else
{
result.weight0 = b.GetWeight(num2);
result.boneIndex0 = b.GetBoneIndex(num2);
num2++;
}
if (a.GetWeight(num) > b.GetWeight(num2))
{
result.weight1 = a.GetWeight(num);
result.boneIndex1 = a.GetBoneIndex(num);
num++;
}
else
{
result.weight1 = b.GetWeight(num2);
result.boneIndex1 = b.GetBoneIndex(num2);
num2++;
}
if (a.GetWeight(num) > b.GetWeight(num2))
{
result.weight2 = a.GetWeight(num);
result.boneIndex2 = a.GetBoneIndex(num);
num++;
}
else
{
result.weight2 = b.GetWeight(num2);
result.boneIndex2 = b.GetBoneIndex(num2);
num2++;
}
if (a.GetWeight(num) > b.GetWeight(num2))
{
result.weight3 = a.GetWeight(num);
result.boneIndex3 = a.GetBoneIndex(num);
num++;
}
else
{
result.weight3 = b.GetWeight(num2);
result.boneIndex3 = b.GetBoneIndex(num2);
num2++;
}
float num3 = result.weight0 + result.weight1 + result.weight2 + result.weight3;
if (num3 != 0f)
{
result.weight0 /= num3;
result.weight1 /= num3;
result.weight2 /= num3;
result.weight3 /= num3;
}
return(result);
}
