public void addBoneAssignment(VertexBoneAssignment vertBoneAssign)
{
OgrePINVOKE.Mesh_addBoneAssignment(swigCPtr, VertexBoneAssignment.getCPtr(vertBoneAssign));
if (OgrePINVOKE.SWIGPendingException.Pending)
{
throw OgrePINVOKE.SWIGPendingException.Retrieve();
}
}
/// <summary>
/// Assigns a vertex to a bone with a given weight, for skeletal animation.
/// </summary>
/// <remarks>
/// This method is only valid after setting the SkeletonName property.
/// You should not need to modify bone assignments during rendering (only the positions of bones)
/// and the engine reserves the right to do some internal data reformatting of this information,
/// depending on render system requirements.
/// </remarks>
/// <param name="boneAssignment"></param>
public void AddBoneAssignment(VertexBoneAssignment boneAssignment)
{
if (!this.boneAssignmentList.ContainsKey(boneAssignment.vertexIndex))
{
this.boneAssignmentList[boneAssignment.vertexIndex] = new List <VertexBoneAssignment>();
}
this.boneAssignmentList[boneAssignment.vertexIndex].Add(boneAssignment);
this.boneAssignmentsOutOfDate = true;
}
protected void ReadVertexBoneAssigment(XmlNode node, SubMesh subMesh)
{
VertexBoneAssignment assignment = new VertexBoneAssignment();
// read the data from the file
assignment.vertexIndex = int.Parse(node.Attributes["vertexindex"].Value);
assignment.boneIndex = ushort.Parse(node.Attributes["boneindex"].Value);;
assignment.weight = float.Parse(node.Attributes["weight"].Value);;
// add the assignment to the mesh
subMesh.AddBoneAssignment(assignment);
}
public void SetPoints(List <Vector3> points, List <ColorEx> colors, List <VertexBoneAssignment> boneHandles)
{
// Preprocess the list of bone assignments so we get a list of
// bone assignments for each vertex.
List <List <VertexBoneAssignment> > boneAssignments = null;
if (boneHandles != null)
{
Dictionary <int, List <VertexBoneAssignment> > dict = new Dictionary <int, List <VertexBoneAssignment> >();
foreach (VertexBoneAssignment vba in boneHandles)
{
List <VertexBoneAssignment> vbaList;
if (!dict.TryGetValue(vba.vertexIndex, out vbaList))
{
vbaList = new List <VertexBoneAssignment>();
dict[vba.vertexIndex] = vbaList;
}
vbaList.Add(vba);
}
// Construct the list of bone assignments for each vertex
boneAssignments = new List <List <VertexBoneAssignment> >();
for (int i = 0; i < points.Count; ++i)
{
List <VertexBoneAssignment> vbaList;
if (!dict.TryGetValue(i, out vbaList))
{
vbaList = new List <VertexBoneAssignment>();
}
if (vbaList.Count > 4)
{
// only allowed to use 4 bone influences - trim the less important ones
vbaList.Sort(new VertexBoneAssignmentWeightComparer());
vbaList.RemoveRange(4, vbaList.Count - 4);
}
else
{
while (vbaList.Count < 4)
{
// Pad it out to 4 influences
VertexBoneAssignment vba = new VertexBoneAssignment();
vba.vertexIndex = i;
vba.boneIndex = 0;
vba.weight = 0;
vbaList.Add(vba);
}
}
boneAssignments.Add(vbaList);
}
}
SetPointsImpl(points, colors, boneAssignments);
}
public static void CopyBoneAssignments(SubMesh dst, SubMesh src, Dictionary<uint, uint> vertexIdMap)
{
foreach (KeyValuePair<uint, uint> vertexMapping in vertexIdMap) {
if (!src.BoneAssignmentList.ContainsKey((int)vertexMapping.Key))
continue;
List<VertexBoneAssignment> srcVbaList = src.BoneAssignmentList[(int)vertexMapping.Key];
foreach (VertexBoneAssignment srcVba in srcVbaList) {
Debug.Assert(srcVba.vertexIndex == (int)vertexMapping.Key);
VertexBoneAssignment dstVba = new VertexBoneAssignment();
dstVba.boneIndex = srcVba.boneIndex;
dstVba.vertexIndex = (int)vertexMapping.Value;
dstVba.weight = srcVba.weight;
dst.AddBoneAssignment(dstVba);
}
}
}
public static void CopyBoneAssignments(Mesh dst, Mesh src, Dictionary <uint, uint> vertexIdMap)
{
foreach (KeyValuePair <uint, uint> vertexMapping in vertexIdMap)
{
List <VertexBoneAssignment> srcVbaList = src.BoneAssignmentList[(int)vertexMapping.Key];
foreach (VertexBoneAssignment srcVba in srcVbaList)
{
Debug.Assert(srcVba.vertexIndex == (int)vertexMapping.Key);
VertexBoneAssignment dstVba = new VertexBoneAssignment();
dstVba.boneIndex = srcVba.boneIndex;
dstVba.vertexIndex = (int)vertexMapping.Value;
dstVba.weight = srcVba.weight;
dst.AddBoneAssignment(dstVba);
}
}
}
internal void RigidBindToBone(SubMesh subMesh, Bone bone)
{
m_Log.InfoFormat("Creating rigid binding from {0} to {1}", Id, bone.Name);
for (int i = 0; i < subMesh.vertexData.vertexCount; ++i)
{
VertexBoneAssignment vba = new VertexBoneAssignment();
vba.boneIndex = bone.Handle;
vba.vertexIndex = i;
vba.weight = 1.0f;
subMesh.AddBoneAssignment(vba);
}
BoneAssignmentList = subMesh.BoneAssignmentList;
}
protected XmlElement WriteVertexBoneAssignment(VertexBoneAssignment vba)
{
XmlElement node = document.CreateElement("vertexboneassignment");
XmlAttribute attr;
attr = document.CreateAttribute("vertexindex");
attr.Value = vba.vertexIndex.ToString();
node.Attributes.Append(attr);
attr = document.CreateAttribute("boneindex");
attr.Value = vba.boneIndex.ToString();
node.Attributes.Append(attr);
attr = document.CreateAttribute("weight");
attr.Value = vba.weight.ToString();
node.Attributes.Append(attr);
return(node);
}
internal void WeightedBindToBones(SubMesh subMesh, List <VertexBoneAssignment> vbaList)
{
// Some of these vertices needed to be split into multiple vertices.
// Rebuild the vertex bone assignment list, to have entries for our
// new vertex ids instead.
foreach (VertexBoneAssignment item in vbaList)
{
List <int> subMeshVertexIds = GetVertexIds(item.vertexIndex);
if (null != subMeshVertexIds)
{
foreach (int subVertexId in subMeshVertexIds)
{
VertexBoneAssignment vba = new VertexBoneAssignment(item);
vba.vertexIndex = subVertexId;
subMesh.AddBoneAssignment(vba);
}
}
}
BoneAssignmentList = subMesh.BoneAssignmentList;
}
/// <summary>
/// Assigns a vertex to a bone with a given weight, for skeletal animation.
/// </summary>
/// <remarks>
/// This method is only valid after setting the SkeletonName property.
/// You should not need to modify bone assignments during rendering (only the positions of bones)
/// and the engine reserves the right to do some internal data reformatting of this information,
/// depending on render system requirements.
/// </remarks>
/// <param name="boneAssignment"></param>
public void AddBoneAssignment( VertexBoneAssignment boneAssignment )
{
if ( !this.boneAssignmentList.ContainsKey( boneAssignment.vertexIndex ) )
{
this.boneAssignmentList[ boneAssignment.vertexIndex ] = new List<VertexBoneAssignment>();
}
this.boneAssignmentList[ boneAssignment.vertexIndex ].Add( boneAssignment );
this.boneAssignmentsOutOfDate = true;
}
protected void WriteMeshBoneAssignment( BinaryWriter writer, VertexBoneAssignment vba )
{
var start_offset = writer.Seek( 0, SeekOrigin.Current );
WriteChunk( writer, MeshChunkID.MeshBoneAssignment, 0 );
WriteUInt( writer, (uint)vba.vertexIndex );
WriteUShort( writer, (ushort)vba.boneIndex );
WriteFloat( writer, vba.weight );
var end_offset = writer.Seek( 0, SeekOrigin.Current );
writer.Seek( (int)start_offset, SeekOrigin.Begin );
WriteChunk( writer, MeshChunkID.MeshBoneAssignment, (int)( end_offset - start_offset ) );
writer.Seek( (int)end_offset, SeekOrigin.Begin );
}
protected virtual void ReadSubMeshBoneAssignment( BinaryReader reader, SubMesh sub )
{
var assignment = new VertexBoneAssignment();
// read the data from the file
assignment.vertexIndex = ReadInt( reader );
assignment.boneIndex = ReadUShort( reader );
assignment.weight = ReadFloat( reader );
// add the assignment to the mesh
sub.AddBoneAssignment( assignment );
}
private LineRenderable CreateBoneLines(Skeleton skeleton)
{
List<Vector3> points = new List<Vector3>();
List<ColorEx> colors = new List<ColorEx>();
List<VertexBoneAssignment> vbas = new List<VertexBoneAssignment>();
int vertexIndex = 0;
VertexBoneAssignment vba;
foreach (Bone bone in skeleton.Bones) {
Matrix4 bindTransform = bone.BindDerivedInverseTransform.Inverse();
Vector3 bonePosition = bindTransform.Translation;
Bone parentBone = null;
if (bone.Parent != null)
parentBone = bone.Parent as Bone;
// If we have a parent bone, draw a line to the parent bone
if (parentBone != null) {
points.Add(parentBone.BindDerivedInverseTransform.Inverse().Translation);
points.Add(bonePosition);
colors.Add(ColorEx.Cyan);
colors.Add(ColorEx.Cyan);
// Set up the vba for the bone base
vba = new VertexBoneAssignment();
vba.vertexIndex = vertexIndex++;
vba.weight = 1.0f;
vba.boneIndex = parentBone.Handle;
vbas.Add(vba);
// Set up the vba for the bone end
vba = new VertexBoneAssignment();
vba.vertexIndex = vertexIndex++;
vba.weight = 1.0f;
vba.boneIndex = bone.Handle;
vbas.Add(vba);
}
// Set up axis lines for this entry
// X axis line
points.Add(bonePosition);
points.Add(bindTransform * (Vector3.UnitX * boneAxisLength));
colors.Add(ColorEx.Red);
colors.Add(ColorEx.Red);
vba = new VertexBoneAssignment();
vba.vertexIndex = vertexIndex++;
vba.weight = 1.0f;
vba.boneIndex = bone.Handle;
vbas.Add(vba);
vba = new VertexBoneAssignment();
vba.vertexIndex = vertexIndex++;
vba.weight = 1.0f;
vba.boneIndex = bone.Handle;
vbas.Add(vba);
// Y axis line
points.Add(bonePosition);
points.Add(bindTransform * (Vector3.UnitY * boneAxisLength));
colors.Add(ColorEx.Blue);
colors.Add(ColorEx.Blue);
vba = new VertexBoneAssignment();
vba.vertexIndex = vertexIndex++;
vba.weight = 1.0f;
vba.boneIndex = bone.Handle;
vbas.Add(vba);
vba = new VertexBoneAssignment();
vba.vertexIndex = vertexIndex++;
vba.weight = 1.0f;
vba.boneIndex = bone.Handle;
vbas.Add(vba);
// Z axis line
points.Add(bonePosition);
points.Add(bindTransform * (Vector3.UnitZ * boneAxisLength));
colors.Add(ColorEx.Lime);
colors.Add(ColorEx.Lime);
vba = new VertexBoneAssignment();
vba.vertexIndex = vertexIndex++;
vba.weight = 1.0f;
vba.boneIndex = bone.Handle;
vbas.Add(vba);
vba = new VertexBoneAssignment();
vba.vertexIndex = vertexIndex++;
vba.weight = 1.0f;
vba.boneIndex = bone.Handle;
vbas.Add(vba);
}
LineRenderable lines = new LineRenderable();
lines.SetPoints(points, colors, vbas);
lines.MaterialName = "MVSkinnedLines";
lines.Skeleton = skeleton;
return lines;
}
private void ExportMesh(xxFrame meshParent, int indent)
{
string meshSpaces = GetStringSpaces(indent);
xxMesh mesh = meshParent.Mesh;
List<xxBone> boneList = mesh.BoneList;
bool skinned = (boneList.Count > 0);
for (int i = 0; i < mesh.SubmeshList.Count; i++)
{
List<VertexBoneAssignment>[] boneAssignments = null;
if (skinned)
{
boneAssignments = new List<VertexBoneAssignment>[256];
for (int j = 0; j < boneAssignments.Length; j++)
{
boneAssignments[j] = new List<VertexBoneAssignment>();
}
}
writer.WriteLine(meshSpaces + "Mesh " + meshParent.Name + i + " {");
xxSubmesh submesh = mesh.SubmeshList[i];
List<xxFace> faceList = submesh.FaceList;
List<xxVertex> vertexList = submesh.VertexList;
writer.WriteLine(meshSpaces + " " + vertexList.Count + ";");
for (int j = 0; j < vertexList.Count; j++)
{
string s = meshSpaces + " ";
xxVertex vertex = vertexList[j];
Vector3 coords = vertex.Position;
coords[2] = -coords[2];
for (int k = 0; k < 3; k++)
{
s += coords[k].ToFloat6String() + ";";
}
if (j < (vertexList.Count - 1))
{
s += ",";
}
else
{
s += ";";
}
writer.WriteLine(s);
if (skinned)
{
float[] weights4 = vertex.Weights4(skinned);
byte[] boneIndices = vertex.BoneIndices;
for (int k = 0; k < boneIndices.Length; k++)
{
if ((boneIndices[k] != 0xFF) && (weights4[k] > 0))
{
VertexBoneAssignment vba = new VertexBoneAssignment();
vba.vertexIndex = j;
vba.weight = weights4[k];
boneAssignments[boneIndices[k]].Add(vba);
}
}
}
}
writer.WriteLine(meshSpaces + " " + faceList.Count + ";");
for (int j = 0; j < faceList.Count; j++)
{
string s = meshSpaces + " 3;";
xxFace face = faceList[j];
s += face.VertexIndices[0].ToString() + ",";
s += face.VertexIndices[2].ToString() + ",";
s += face.VertexIndices[1].ToString() + ";";
if (j < (faceList.Count - 1))
{
s += ",";
}
else
{
s += ";";
}
writer.WriteLine(s);
}
writer.WriteLine();
writer.WriteLine(meshSpaces + " MeshNormals {");
writer.WriteLine(meshSpaces + " " + vertexList.Count + ";");
for (int j = 0; j < vertexList.Count; j++)
{
xxVertex vertex = vertexList[j];
Vector3 normal = vertex.Normal;
writer.Write(meshSpaces + " " + normal[0].ToFloat6String() + ";" + normal[1].ToFloat6String() + ";" + (-normal[2]).ToFloat6String() + ";");
if (j < (vertexList.Count - 1))
{
writer.WriteLine(",");
}
else
{
writer.WriteLine(";");
}
}
writer.WriteLine(meshSpaces + " " + faceList.Count + ";");
for (int j = 0; j < faceList.Count; j++)
{
xxFace face = faceList[j];
writer.Write(meshSpaces + " 3;" + face.VertexIndices[0] + "," + face.VertexIndices[2] + "," + face.VertexIndices[1] + ";");
if (j < (faceList.Count - 1))
{
writer.WriteLine(",");
}
else
{
writer.WriteLine(";");
}
}
writer.WriteLine(meshSpaces + " }");
writer.WriteLine();
writer.WriteLine(meshSpaces + " MeshTextureCoords {");
writer.WriteLine(meshSpaces + " " + vertexList.Count + ";");
for (int j = 0; j < vertexList.Count; j++)
{
xxVertex vertex = vertexList[j];
float[] uv = vertex.UV;
writer.Write(meshSpaces + " " + uv[0].ToFloat6String() + ";" + uv[1].ToFloat6String() + ";");
if (j < (vertexList.Count - 1))
{
writer.WriteLine(",");
}
else
{
writer.WriteLine(";");
}
}
writer.WriteLine(meshSpaces + " }");
writer.WriteLine();
int materialIdx = submesh.MaterialIndex;
if ((materialIdx >= 0) && (materialIdx < xxParser.MaterialList.Count))
{
writer.WriteLine(meshSpaces + " MeshMaterialList {");
writer.WriteLine(meshSpaces + " 1;");
writer.WriteLine(meshSpaces + " " + faceList.Count + ";");
for (int j = 0; j < faceList.Count; j++)
{
writer.Write(meshSpaces + " 0");
if (j < (faceList.Count - 1))
{
writer.WriteLine(",");
}
else
{
writer.WriteLine(";");
}
}
xxMaterial mat = xxParser.MaterialList[materialIdx];
Color4 ambient = mat.Ambient;
Color4 specular = mat.Specular;
Color4 emissive = mat.Emissive;
writer.WriteLine();
writer.WriteLine(meshSpaces + " Material " + mat.Name + " {");
writer.WriteLine(meshSpaces + " " + ambient.Red.ToFloat6String() + ";" + ambient.Green.ToFloat6String() + ";" + ambient.Blue.ToFloat6String() + ";" + ambient.Alpha.ToFloat6String() + ";;");
writer.WriteLine(meshSpaces + " " + mat.Power.ToFloat6String() + ";");
writer.WriteLine(meshSpaces + " " + specular.Red.ToFloat6String() + ";" + specular.Green.ToFloat6String() + ";" + specular.Blue.ToFloat6String() + ";;");
writer.WriteLine(meshSpaces + " " + emissive.Red.ToFloat6String() + ";" + emissive.Green.ToFloat6String() + ";" + emissive.Blue.ToFloat6String() + ";;");
xxMaterialTexture matTex = mat.Textures[0];
if (matTex.Name != String.Empty)
{
writer.WriteLine();
writer.WriteLine(meshSpaces + " TextureFilename {");
writer.WriteLine(meshSpaces + " \"" + matTex.Name + "\";");
writer.WriteLine(meshSpaces + " }");
for (int j = 0; j < xxParser.TextureList.Count; j++)
{
xxTexture tex = xxParser.TextureList[j];
if (matTex.Name == tex.Name)
{
if (!usedTextures.ContainsKey(tex.Name))
{
usedTextures.Add(tex.Name, tex);
}
break;
}
}
}
writer.WriteLine(meshSpaces + " }");
writer.WriteLine(meshSpaces + " }" + Environment.NewLine);
}
else
{
Report.ReportLog("Warning: mesh " + meshParent.Name + " object " + i + " uses non-existant material index " + materialIdx);
}
if (skinned)
{
int numUsedBones = 0;
for (int j = 0; j < boneList.Count; j++)
{
xxBone bone = boneList[j];
if (boneAssignments[bone.Index].Count > 0)
{
numUsedBones++;
}
}
writer.WriteLine(meshSpaces + " XSkinMeshHeader {");
writer.WriteLine(meshSpaces + " 4;");
writer.WriteLine(meshSpaces + " 12;");
writer.WriteLine(meshSpaces + " " + numUsedBones + ";");
writer.WriteLine(meshSpaces + " }");
writer.WriteLine();
for (int j = 0; j < boneList.Count; j++)
{
xxBone bone = boneList[j];
List<VertexBoneAssignment> boneAssignmentList = boneAssignments[bone.Index];
if (boneAssignmentList.Count <= 0)
{
continue;
}
writer.WriteLine(meshSpaces + " SkinWeights {");
writer.WriteLine(meshSpaces + " \"" + bone.Name + "\";");
writer.WriteLine(meshSpaces + " " + boneAssignmentList.Count + ";");
string vertexString = String.Empty;
string weightString = String.Empty;
for (int k = 0; k < boneAssignmentList.Count; k++)
{
vertexString += meshSpaces + " " + boneAssignmentList[k].vertexIndex;
weightString += meshSpaces + " " + boneAssignmentList[k].weight.ToFloat6String();
if (k < (boneAssignmentList.Count - 1))
{
vertexString += "," + Environment.NewLine;
weightString += "," + Environment.NewLine;
}
else
{
vertexString += ";" + Environment.NewLine;
weightString += ";" + Environment.NewLine;
}
}
Matrix matrix = RHToLHMatrix(bone.Matrix);
writer.Write(vertexString);
writer.Write(weightString);
writer.WriteLine(meshSpaces + " " + GetStringMatrix(matrix) + ";;");
writer.WriteLine(meshSpaces + " }");
writer.WriteLine();
}
}
writer.WriteLine(meshSpaces + "}");
writer.WriteLine();
}
}
public void SetPoints(List<Vector3> points, List<ColorEx> colors, List<VertexBoneAssignment> boneHandles)
{
// Preprocess the list of bone assignments so we get a list of
// bone assignments for each vertex.
List<List<VertexBoneAssignment>> boneAssignments = null;
if (boneHandles != null) {
Dictionary<int, List<VertexBoneAssignment>> dict = new Dictionary<int, List<VertexBoneAssignment>>();
foreach (VertexBoneAssignment vba in boneHandles) {
List<VertexBoneAssignment> vbaList;
if (!dict.TryGetValue(vba.vertexIndex, out vbaList)) {
vbaList = new List<VertexBoneAssignment>();
dict[vba.vertexIndex] = vbaList;
}
vbaList.Add(vba);
}
// Construct the list of bone assignments for each vertex
boneAssignments = new List<List<VertexBoneAssignment>>();
for (int i = 0; i < points.Count; ++i) {
List<VertexBoneAssignment> vbaList;
if (!dict.TryGetValue(i, out vbaList))
vbaList = new List<VertexBoneAssignment>();
if (vbaList.Count > 4) {
// only allowed to use 4 bone influences - trim the less important ones
vbaList.Sort(new VertexBoneAssignmentWeightComparer());
vbaList.RemoveRange(4, vbaList.Count - 4);
} else {
while (vbaList.Count < 4) {
// Pad it out to 4 influences
VertexBoneAssignment vba = new VertexBoneAssignment();
vba.vertexIndex = i;
vba.boneIndex = 0;
vba.weight = 0;
vbaList.Add(vba);
}
}
boneAssignments.Add(vbaList);
}
}
SetPointsImpl(points, colors, boneAssignments);
}
internal static global::System.Runtime.InteropServices.HandleRef getCPtr(VertexBoneAssignment obj)
{
return((obj == null) ? new global::System.Runtime.InteropServices.HandleRef(null, global::System.IntPtr.Zero) : obj.swigCPtr);
}
protected XmlElement WriteVertexBoneAssignment(VertexBoneAssignment vba)
{
XmlElement node = document.CreateElement("vertexboneassignment");
XmlAttribute attr;
attr = document.CreateAttribute("vertexindex");
attr.Value = vba.vertexIndex.ToString();
node.Attributes.Append(attr);
attr = document.CreateAttribute("boneindex");
attr.Value = vba.boneIndex.ToString();
node.Attributes.Append(attr);
attr = document.CreateAttribute("weight");
attr.Value = vba.weight.ToString();
node.Attributes.Append(attr);
return node;
}
protected void ReadVertexBoneAssigment(XmlNode node, SubMesh subMesh)
{
VertexBoneAssignment assignment = new VertexBoneAssignment();
// read the data from the file
assignment.vertexIndex = int.Parse(node.Attributes["vertexindex"].Value);
assignment.boneIndex = ushort.Parse(node.Attributes["boneindex"].Value); ;
assignment.weight = float.Parse(node.Attributes["weight"].Value); ;
// add the assignment to the mesh
subMesh.AddBoneAssignment(assignment);
}
