public static float GetWeightSum(this EditableBoneWeight editableBoneWeight) { float sum = 0f; for (int i = 0; i < editableBoneWeight.GetChannelCount(); ++i) { if (editableBoneWeight.IsChannelEnabled(i)) { BoneWeightData data = editableBoneWeight.GetBoneWeightData(i); sum += data.weight; } } return(sum); }
public static void CompensateOtherChannels(this EditableBoneWeight editableBoneWeight, int masterChannelIndex) { ValidateChannels(editableBoneWeight); int validChannelCount = 0; float sum = 0f; for (int i = 0; i < editableBoneWeight.GetChannelCount(); ++i) { if (i != masterChannelIndex && editableBoneWeight.IsChannelEnabled(i)) { BoneWeightData data = editableBoneWeight.GetBoneWeightData(i); sum += data.weight; ++validChannelCount; } } if (validChannelCount == 0) { return; } BoneWeightData channelData = editableBoneWeight.GetBoneWeightData(masterChannelIndex); float targetSum = 1f - channelData.weight; for (int i = 0; i < editableBoneWeight.GetChannelCount(); ++i) { if (i != masterChannelIndex && editableBoneWeight.IsChannelEnabled(i)) { BoneWeightData data = editableBoneWeight.GetBoneWeightData(i); if (sum == 0f) { data.weight = targetSum / validChannelCount; } else { data.weight = data.weight * targetSum / sum; } editableBoneWeight.SetBoneWeightData(i, data); } } }
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; } }
public static int GetChannelFromBoneIndex(this EditableBoneWeight editableBoneWeight, int boneIndex) { for (int i = 0; i < editableBoneWeight.GetChannelCount(); ++i) { if (editableBoneWeight.IsChannelEnabled(i)) { BoneWeightData data = editableBoneWeight.GetBoneWeightData(i); if (data.boneIndex == boneIndex) { return(i); } } } return(-1); }
private void SetWeight(float value, bool createNewChannel = true) { if (boneIndex == -1) { return; } Debug.Assert(selection != null); for (int i = 0; i < spriteMeshData.vertices.Count; ++i) { if (selection.Count == 0 && emptySelectionEditsAll || selection.Count > 0 && selection.IsSelected(i)) { EditableBoneWeight editableBoneWeight = spriteMeshData.vertices[i].editableBoneWeight; int channel = editableBoneWeight.GetChannelFromBoneIndex(boneIndex); if (channel == -1) { if (createNewChannel) { editableBoneWeight.AddChannel(new BoneWeightData(boneIndex, 0f), true); channel = editableBoneWeight.GetChannelFromBoneIndex(boneIndex); } else { continue; } } BoneWeightData data = editableBoneWeight.GetBoneWeightData(channel); data.weight += value; editableBoneWeight.SetBoneWeightData(channel, data); if (editableBoneWeight.GetWeightSum() > 1f) { editableBoneWeight.CompensateOtherChannels(channel); } editableBoneWeight.FilterChannels(0f); } } }
public static void FilterChannels(this EditableBoneWeight editableBoneWeight, float weightTolerance) { int channelCount = editableBoneWeight.GetChannelCount(); for (int i = 0; i < channelCount; ++i) { BoneWeightData data = editableBoneWeight.GetBoneWeightData(i); if (data.weight <= weightTolerance) { data.boneIndex = 0; data.weight = 0f; editableBoneWeight.SetBoneWeightData(i, data); editableBoneWeight.EnableChannel(i, false); } } }
private static void Lerp(EditableBoneWeight first, EditableBoneWeight second, ref EditableBoneWeight result, float t) { result.Clear(); foreach (BoneWeightChannel channel in first) { if (!channel.enabled) { continue; } var weight = channel.weight * (1f - t); if (weight > 0f) { result.AddChannel(channel.boneIndex, weight, true); } } foreach (BoneWeightChannel channel in second) { if (!channel.enabled) { continue; } var weight = channel.weight * t; if (weight > 0f) { result.AddChannel(channel.boneIndex, weight, true); } } result.UnifyChannelsWithSameBoneIndex(); result.Clamp(4); if (result.Sum() > 1f) { result.Normalize(); } result.FilterChannels(0f); }
public static void SmoothWeights(BoneWeight[] boneWeightIn, IList <int> indices, int boneCount, BoneWeight[] boneWeightOut) { Debug.Assert(boneWeightIn != null); Debug.Assert(boneWeightOut != null); Debug.Assert(boneWeightIn != boneWeightOut); Debug.Assert(boneWeightIn.Length == boneWeightOut.Length); PrepareTempBuffers(boneWeightIn.Length, boneCount); EditableBoneWeight editableBoneWeight = new EditableBoneWeight(); for (int i = 0; i < boneWeightIn.Length; ++i) { editableBoneWeight.SetFromBoneWeight(boneWeightIn[i]); for (int channelIndex = 0; channelIndex < editableBoneWeight.GetChannelCount(); ++channelIndex) { if (editableBoneWeight.IsChannelEnabled(channelIndex)) { BoneWeightData boneWeightData = editableBoneWeight.GetBoneWeightData(channelIndex); m_DataInTemp[i, boneWeightData.boneIndex] = boneWeightData.weight; } } } SmoothPerVertexData(indices, m_DataInTemp, m_DataOutTemp); for (int i = 0; i < boneWeightIn.Length; ++i) { editableBoneWeight.Clear(); for (int boneIndex = 0; boneIndex < boneCount; ++boneIndex) { float weight = m_DataOutTemp[i, boneIndex]; int boneIndex2 = weight > 0f ? boneIndex : 0; editableBoneWeight.AddChannel(new BoneWeightData(boneIndex2, weight), weight > 0); } editableBoneWeight.ClampChannels(4); editableBoneWeight.NormalizeChannels(); boneWeightOut[i] = editableBoneWeight.ToBoneWeight(false); } }
protected void PrepareSmoothingBuffers() { if (m_SmoothValues == null || m_SmoothValues.Length != spriteMeshData.vertexCount) { m_SmoothValues = new float[spriteMeshData.vertexCount]; } Array.Clear(m_SmoothValues, 0, m_SmoothValues.Length); m_SmoothedBoneWeights.Clear(); BoneWeight[] boneWeights = new BoneWeight[spriteMeshData.vertexCount]; for (int i = 0; i < spriteMeshData.vertexCount; i++) { EditableBoneWeight editableBoneWeight = spriteMeshData.GetWeight(i); boneWeights[i] = editableBoneWeight.ToBoneWeight(false); } m_SmoothedBoneWeights.Add(boneWeights); }
public static void Normalize(this EditableBoneWeight editableBoneWeight) { ValidateChannels(editableBoneWeight); var sum = editableBoneWeight.Sum(); if (sum == 0f || sum == 1f) { return; } var sumInv = 1f / sum; for (var i = 0; i < editableBoneWeight.Count; ++i) { if (editableBoneWeight[i].enabled) { editableBoneWeight[i].weight *= sumInv; } } }
public static void SetMultiEditChannelData(this SpriteMeshData spriteMeshData, ISelection selection, int channelIndex, bool referenceChannelEnabled, bool newChannelEnabled, BoneWeightData referenceData, BoneWeightData newData) { if (selection == null) { throw new ArgumentNullException("selection is null"); } bool channelEnabledChanged = referenceChannelEnabled != newChannelEnabled; bool boneIndexChanged = referenceData.boneIndex != newData.boneIndex; bool weightChanged = referenceData.weight != newData.weight; foreach (int i in selection) { EditableBoneWeight editableBoneWeight = spriteMeshData.vertices[i].editableBoneWeight; BoneWeightData data = editableBoneWeight.GetBoneWeightData(channelIndex); if (channelEnabledChanged) { editableBoneWeight.EnableChannel(channelIndex, newChannelEnabled); } if (boneIndexChanged) { data.boneIndex = newData.boneIndex; } if (weightChanged) { data.weight = newData.weight; } editableBoneWeight.SetBoneWeightData(channelIndex, data); if (channelEnabledChanged || weightChanged) { editableBoneWeight.CompensateOtherChannels(channelIndex); } } }
public static void CompensateOtherChannels(this EditableBoneWeight editableBoneWeight, int masterChannel) { ValidateChannels(editableBoneWeight); var validChannelCount = 0; var sum = 0f; for (int i = 0; i < editableBoneWeight.Count; ++i) { if (i != masterChannel && editableBoneWeight[i].enabled) { sum += editableBoneWeight[i].weight; ++validChannelCount; } } if (validChannelCount == 0) { return; } var targetSum = 1f - editableBoneWeight[masterChannel].weight; for (var i = 0; i < editableBoneWeight.Count; ++i) { if (i != masterChannel && editableBoneWeight[i].enabled) { if (sum == 0f) { editableBoneWeight[i].weight = targetSum / validChannelCount; } else { editableBoneWeight[i].weight *= targetSum / sum; } } } }
public static void NormalizeChannels(this EditableBoneWeight editableBoneWeight) { ValidateChannels(editableBoneWeight); float sum = editableBoneWeight.GetWeightSum(); if (sum == 0f || sum == 1f) { return; } for (int i = 0; i < editableBoneWeight.GetChannelCount(); ++i) { if (editableBoneWeight.IsChannelEnabled(i)) { BoneWeightData data = editableBoneWeight.GetBoneWeightData(i); data.weight = data.weight / sum; editableBoneWeight.SetBoneWeightData(i, data); } } }
public void CalculateWeights(IWeightsGenerator weightsGenerator, ISelection <int> selection, float filterTolerance) { Debug.Assert(spriteMeshData != null); Vector2[] controlPoints; Edge[] bones; int[] pins; GetControlPoints(out controlPoints, out bones, out pins); Vector2[] vertices = new Vector2[spriteMeshData.vertexCount]; for (int i = 0; i < spriteMeshData.vertexCount; ++i) { vertices[i] = spriteMeshData.GetPosition(i); } BoneWeight[] boneWeights = weightsGenerator.Calculate(vertices, spriteMeshData.edges.ToArray(), controlPoints, bones, pins); Debug.Assert(boneWeights.Length == spriteMeshData.vertexCount); for (int i = 0; i < spriteMeshData.vertexCount; ++i) { if (selection == null || (selection.Count == 0 || selection.Contains(i))) { EditableBoneWeight editableBoneWeight = EditableBoneWeightUtility.CreateFromBoneWeight(boneWeights[i]); if (filterTolerance > 0f) { editableBoneWeight.FilterChannels(filterTolerance); editableBoneWeight.Normalize(); } spriteMeshData.SetWeight(i, editableBoneWeight); } } }
private void CreateVertex(Vector2 position, int edgeIndex) { position = MeshModuleUtility.ClampPositionToRect(position, spriteMeshData.frame); undoObject.RegisterCompleteObjectUndo("Create Vertex"); BoneWeight boneWeight = new BoneWeight(); Vector3Int indices; Vector3 barycentricCoords; if (spriteMeshData.FindTriangle(position, out indices, out barycentricCoords)) { EditableBoneWeight bw1 = spriteMeshData.vertices[indices.x].editableBoneWeight; EditableBoneWeight bw2 = spriteMeshData.vertices[indices.y].editableBoneWeight; EditableBoneWeight bw3 = spriteMeshData.vertices[indices.z].editableBoneWeight; EditableBoneWeight result = new EditableBoneWeight(); foreach (BoneWeightChannel channel in bw1) { if (!channel.enabled) { continue; } BoneWeightData data = channel.boneWeightData; data.weight *= barycentricCoords.x; if (data.weight > 0f) { result.AddChannel(data, true); } } foreach (BoneWeightChannel channel in bw2) { if (!channel.enabled) { continue; } BoneWeightData data = channel.boneWeightData; data.weight *= barycentricCoords.y; if (data.weight > 0f) { result.AddChannel(data, true); } } foreach (BoneWeightChannel channel in bw3) { if (!channel.enabled) { continue; } BoneWeightData data = channel.boneWeightData; data.weight *= barycentricCoords.z; if (data.weight > 0f) { result.AddChannel(data, true); } } result.UnifyChannelsWithSameBoneIndex(); result.FilterChannels(0f); result.ClampChannels(4, true); boneWeight = result.ToBoneWeight(true); } else if (edgeIndex != -1) { Edge edge = spriteMeshData.edges[edgeIndex]; Vector2 pos1 = spriteMeshData.vertices[edge.index1].position; Vector2 pos2 = spriteMeshData.vertices[edge.index2].position; Vector2 dir1 = (position - pos1); Vector2 dir2 = (pos2 - pos1); float t = Vector2.Dot(dir1, dir2.normalized) / dir2.magnitude; t = Mathf.Clamp01(t); BoneWeight bw1 = spriteMeshData.vertices[edge.index1].editableBoneWeight.ToBoneWeight(true); BoneWeight bw2 = spriteMeshData.vertices[edge.index2].editableBoneWeight.ToBoneWeight(true); boneWeight = EditableBoneWeightUtility.Lerp(bw1, bw2, t); } spriteMeshData.CreateVertex(position, edgeIndex); spriteMeshData.vertices[spriteMeshData.vertices.Count - 1].editableBoneWeight.SetFromBoneWeight(boneWeight); spriteMeshData.Triangulate(triangulator); }
public void SetWeight(int index, EditableBoneWeight weight) { m_Vertices[index].editableBoneWeight = weight; }
private void CreateVertex(Vector2 position, int edgeIndex) { position = MathUtility.ClampPositionToRect(position, frame); cacheUndo.BeginUndoOperation(TextContent.createVertex); BoneWeight boneWeight = new BoneWeight(); Vector3Int indices; Vector3 barycentricCoords; if (m_SpriteMeshDataController.FindTriangle(position, out indices, out barycentricCoords)) { EditableBoneWeight bw1 = m_SpriteMeshData.GetWeight(indices.x); EditableBoneWeight bw2 = m_SpriteMeshData.GetWeight(indices.y); EditableBoneWeight bw3 = m_SpriteMeshData.GetWeight(indices.z); EditableBoneWeight result = new EditableBoneWeight(); foreach (BoneWeightChannel channel in bw1) { if (!channel.enabled) { continue; } var weight = channel.weight * barycentricCoords.x; if (weight > 0f) { result.AddChannel(channel.boneIndex, weight, true); } } foreach (BoneWeightChannel channel in bw2) { if (!channel.enabled) { continue; } var weight = channel.weight * barycentricCoords.y; if (weight > 0f) { result.AddChannel(channel.boneIndex, weight, true); } } foreach (BoneWeightChannel channel in bw3) { if (!channel.enabled) { continue; } var weight = channel.weight * barycentricCoords.z; if (weight > 0f) { result.AddChannel(channel.boneIndex, weight, true); } } result.UnifyChannelsWithSameBoneIndex(); result.FilterChannels(0f); result.Clamp(4, true); boneWeight = result.ToBoneWeight(true); } else if (edgeIndex != -1) { Edge edge = m_SpriteMeshData.edges[edgeIndex]; Vector2 pos1 = m_SpriteMeshData.GetPosition(edge.index1); Vector2 pos2 = m_SpriteMeshData.GetPosition(edge.index2); Vector2 dir1 = (position - pos1); Vector2 dir2 = (pos2 - pos1); float t = Vector2.Dot(dir1, dir2.normalized) / dir2.magnitude; t = Mathf.Clamp01(t); BoneWeight bw1 = m_SpriteMeshData.GetWeight(edge.index1).ToBoneWeight(true); BoneWeight bw2 = m_SpriteMeshData.GetWeight(edge.index2).ToBoneWeight(true); boneWeight = EditableBoneWeightUtility.Lerp(bw1, bw2, t); } m_SpriteMeshDataController.CreateVertex(position, edgeIndex); m_SpriteMeshData.GetWeight(m_SpriteMeshData.vertexCount - 1).SetFromBoneWeight(boneWeight); Triangulate(); }
public static bool HasBoneIndex(this EditableBoneWeight editableBoneWeight, int boneIndex) { return(GetChannelFromBoneIndex(editableBoneWeight, boneIndex) > -1); }