public static Dictionary <string, List <VertexWeight> > GetVertexGroups(SkeletonAsset skeleton, MeshLodSection section)
{
var VertexGroups = new Dictionary <string, List <VertexWeight> >();
GetVertexGroups(skeleton, section, 0, ref VertexGroups);
return(VertexGroups);
}
private static int GetVertexGroups(SkeletonAsset skeleton, MeshLodSection section, int offset, ref Dictionary <string, List <VertexWeight> > VertexGroupDict)
{
int VertexCount = offset;
for (int i = 0; i < section.vertices.Count; i++)
{
for (int x = 0; x < 4; x++)
{
float Weight = section.vertices[i].boneWeights[x];
// added condition to only add meaningful weights
if (Weight != 0.0f)
{
int BoneIndex = section.vertices[i].boneIndices[x];
int SubObjectBoneIndex = section.boneIndices[BoneIndex];
string bn = skeleton.Bones[SubObjectBoneIndex].Name;
if (!VertexGroupDict.ContainsKey(bn))
{
VertexGroupDict.Add(bn, new List <VertexWeight>());
}
VertexGroupDict[bn].Add(new VertexWeight(offset + i, Weight));
}
}
VertexCount++;
}
return(VertexCount);
}
private void StoreRestPose(FBXScene pScene, FBXNode pSkeletonRoot, SkeletonAsset Skeleton)
{
Dictionary <String, FBBone> pose = Skeleton.ModelBones;
FBXAMatrix lTransformMatrix = new FBXAMatrix();
FBXVector4 lT, lR, lS;
lS = new FBXVector4(1.0, 1.0, 1.0, 0);
FBXPose lPose = FBXPose.Create(pScene, "A Bind Pose");
lT = new FBXVector4();
lR = new FBXVector4();
lTransformMatrix.SetTRS(lT, lR, lS);
FBXNode lKFbxNode = pSkeletonRoot;
lPose.Add(lKFbxNode, lTransformMatrix);
foreach (string key in pose.Keys)
{
FBBone bonePose = pose[key];
FBXNode fbxBone = pSkeletonRoot.FindChild(key);
FBXVector4 Forward = new FBXVector4(bonePose.Forward.members[0], bonePose.Forward.members[1], bonePose.Forward.members[2], 0);
FBXVector4 Right = new FBXVector4(bonePose.Right.members[0], bonePose.Right.members[1], bonePose.Right.members[2], 0);
FBXVector4 Up = new FBXVector4(bonePose.Up.members[0], bonePose.Up.members[1], bonePose.Up.members[2], 0);
FBXVector4 Trans = new FBXVector4(bonePose.Location.members[0] * exportScale, bonePose.Location.members[1] * exportScale, bonePose.Location.members[2] * exportScale, 1);
FBXAMatrix boneTransform = new FBXAMatrix();
boneTransform.SetRow(0, Right);
boneTransform.SetRow(1, Up);
boneTransform.SetRow(2, Forward);
boneTransform.SetRow(3, Trans);
lPose.Add(fbxBone, boneTransform);
}
lPose.SetIsBindPose(true);
pScene.AddPose(lPose);
}
public bool ExportSkinnedMeshToFBX(SkeletonAsset skeleton, MeshAsset mesh, int lodIndex, String targetdir, bool asOne)
{
FBXManager lSdkManager = new FBXManager();
FBXScene lScene = new FBXScene();
FBXHelper.InitializeSdkObjects(lSdkManager, lScene);
FBXNode SceneRoot = lScene.GetRootNode();
FBXNode lSkeletonRoot = CreateFbxSkeleton(skeleton, lScene);
SceneRoot.AddChild(lSkeletonRoot);
if (asOne)
{
FBXNode fbxMesh = CreateFbxMesh(mesh.lods[lodIndex], lScene);
CreateMeshSkinning(skeleton, mesh.lods[lodIndex], fbxMesh, lSkeletonRoot, lScene);
SceneRoot.AddChild(fbxMesh);
StoreRestPose(lScene, lSkeletonRoot, skeleton);
}
else
{
for (int i = 0; i < mesh.lods[lodIndex].sections.Count; i++)
{
FBXNode CurrentSectionMesh = CreateFbxMesh(mesh.lods[lodIndex].sections[i], lScene);
CreateMeshSkinning(skeleton, mesh.lods[lodIndex].sections[i], CurrentSectionMesh, lSkeletonRoot, lScene);
SceneRoot.AddChild(CurrentSectionMesh);
StoreBindPose(lScene, CurrentSectionMesh);
}
}
return(SaveScene(targetdir, lSdkManager, lScene));
}
public static Dictionary <string, List <VertexWeight> > GetVertexGroups(SkeletonAsset skeleton, MeshLOD lod)
{
var VertexGroupDict = new Dictionary <string, List <VertexWeight> >();
int VertCount = 0;
foreach (var section in lod.sections)
{
VertCount = GetVertexGroups(skeleton, section, VertCount, ref VertexGroupDict);
}
return(VertexGroupDict);
}
public void Apply(MeshAsset mesh, SkeletonAsset skeleton)
{
if (mesh != null)
{
ApplyMorphToMesh(mesh);
}
if (skeleton != null)
{
ApplyMorphToSkeleton(skeleton);
}
}
public void ApplyMorphToSkeleton(SkeletonAsset skeleton)
{
for (int i = 0; i < skeleton.Bones.Count; i++)
{
FBBone fbbone = skeleton.Bones[i];
Vector boneOffset = BonesMorph[i];
//var tmp = fbbone.Location.members;
fbbone.Location.members[0] += boneOffset.members[0];
fbbone.Location.members[1] += boneOffset.members[1];
fbbone.Location.members[2] += boneOffset.members[2];
//fbbone.Location.members = tmp;
}
}
private void UpdateSkeletonWithMorph(SkeletonAsset Skeleton, FBXNode pSkeletonNode, List <Vector> morphBones)
{
for (int i = 0; i < Skeleton.Bones.Count; i++)
{
FBBone fbbone = Skeleton.Bones[i];
FBXNode fbxBone = pSkeletonNode.FindChild(fbbone.Name);
Vector boneOffset = morphBones[i];
List <double> tmp = fbxBone.LclTranslation;
tmp[0] += boneOffset.members[0] * exportScale;
tmp[1] += boneOffset.members[1] * exportScale;
tmp[2] += boneOffset.members[2] * exportScale;
fbxBone.LclTranslation = tmp;
}
}
private FBXNode CreateFbxSkeleton(SkeletonAsset Skeleton, FBXScene pScene)
{
FBXSkeleton lSkeletonRootAttribute = FBXSkeleton.Create(pScene, "Skeleton");
lSkeletonRootAttribute.SetSkeletonType(FBXWrapper.SkelType.eRoot);
FBXNode lSkeletonRoot = FBXNode.Create(pScene, "Skeleton");
lSkeletonRoot.SetNodeAttribute(lSkeletonRootAttribute);
lSkeletonRoot.LclTranslation = new FBXVector4().ToList();
FBXNode FbxSkeletonRootNode = CreateFbxBone(Skeleton.RootBone, pScene, lSkeletonRoot);
lSkeletonRoot.AddChild(FbxSkeletonRootNode);
SetBoneTransform(Skeleton, lSkeletonRoot);
return(lSkeletonRoot);
}
private void SetBoneTransform(SkeletonAsset Skeleton, FBXNode pSkeletonRoot)
{
Dictionary <String, FBBone> pose = Skeleton.ModelBones;
foreach (string key in pose.Keys)
{
FBBone bonePose = pose[key];
FBXNode fbxBone = pSkeletonRoot.FindChild(key);
FBXVector4 ForwardM = new FBXVector4(bonePose.Forward.members[0], bonePose.Forward.members[1], bonePose.Forward.members[2], 0);
FBXVector4 RightM = new FBXVector4(bonePose.Right.members[0], bonePose.Right.members[1], bonePose.Right.members[2], 0);
FBXVector4 UpM = new FBXVector4(bonePose.Up.members[0], bonePose.Up.members[1], bonePose.Up.members[2], 0);
FBXVector4 TransM = new FBXVector4(bonePose.Location.members[0] * exportScale, bonePose.Location.members[1] * exportScale, bonePose.Location.members[2] * exportScale, 1);
FBXAMatrix transfoMatrix = new FBXAMatrix();
transfoMatrix.SetRow(0, RightM);
transfoMatrix.SetRow(1, UpM);
transfoMatrix.SetRow(2, ForwardM);
transfoMatrix.SetRow(3, TransM);
FBXHelper.SetGlobalDefaultPosition(fbxBone, transfoMatrix);
}
}
private byte[] ExportPoseToPsa(SkeletonAsset Skeleton, List <Vector> bonesOffset, float OverrideScale = 1.0f)
{
if (Skeleton == null)
{
throw new ArgumentNullException("Provided skeleton was null, cannot proceed with PSA export!");
}
PSAFile psaFile = new PSAFile();
psaFile.data.Bones = CreatePskSkeleton(Skeleton, OverrideScale);
psaFile.data.Infos = new List <PSAFile.PSAAnimInfo>();
psaFile.data.Keys = new List <PSAFile.PSAAnimKeys>();
PSAFile.PSAAnimInfo MorphPoseAnimInfo = new PSAFile.PSAAnimInfo();
MorphPoseAnimInfo.name = "FaceMorph";
MorphPoseAnimInfo.group = "GroupFaceMorph";
MorphPoseAnimInfo.TotalBones = Skeleton.Bones.Count;
MorphPoseAnimInfo.RootInclude = 1;
MorphPoseAnimInfo.NumRawFrames = 1;
MorphPoseAnimInfo.AnimRate = 30.0f;
psaFile.data.Infos.Add(MorphPoseAnimInfo);
for (int i = 0; i < bonesOffset.Count; i++)
{
PSAFile.PSAAnimKeys boneKey = new PSAFile.PSAAnimKeys();
boneKey.rotation = psaFile.data.Bones[i].rotation;
Vector nBoneLocation = new Vector(new float [3]);
nBoneLocation.members[0] = Skeleton.Bones[i].Location.members[0] + (bonesOffset[i].members[0] * OverrideScale);
nBoneLocation.members[2] = Skeleton.Bones[i].Location.members[1] + (bonesOffset[i].members[1] * OverrideScale);
nBoneLocation.members[1] = Skeleton.Bones[i].Location.members[2] + (bonesOffset[i].members[2] * OverrideScale);
PSKFile.PSKPoint boneKeyLocation = new PSKFile.PSKPoint(ConvertVector3ToPsk(nBoneLocation));
boneKey.location = boneKeyLocation;
boneKey.time = 1;
psaFile.data.Keys.Add(boneKey);
}
return(psaFile.SaveToMemory().ToArray());
}
public bool ExportMeshWithMorph(SkeletonAsset Skeleton, MeshAsset mesh, int lodIndex, List <Vector> morphVertex, List <Vector> morphBones, String targetdir)
{
FBXManager lSdkManager = new FBXManager();
FBXScene lScene = new FBXScene();
FBXHelper.InitializeSdkObjects(lSdkManager, lScene);
FBXNode SceneRoot = lScene.GetRootNode();
FBXNode fbxMesh = CreateFbxMesh(mesh.lods[lodIndex], lScene);
AddMorphToMesh(lScene, fbxMesh, morphVertex);
SceneRoot.AddChild(fbxMesh);
if (Skeleton != null)
{
FBXNode lSkeletonRoot = CreateFbxSkeleton(Skeleton, lScene);
CreateMeshSkinning(Skeleton, mesh.lods[lodIndex], fbxMesh, lSkeletonRoot, lScene);
UpdateSkeletonWithMorph(Skeleton, lSkeletonRoot, morphBones);
SceneRoot.AddChild(lSkeletonRoot);
StoreBindPose(lScene, fbxMesh);
}
return(SaveScene(targetdir, lSdkManager, lScene));
}
public static IMeshExporter GetExporterByExtension(string extension, SkeletonAsset skeleton = null)
{
IMeshExporter exporter;
switch (extension)
{
case ".obj":
exporter = new OBJExporter();
break;
case ".psk":
exporter = new PSKExporter(skeleton);
break;
case ".fbx":
exporter = new FBXExporter(skeleton);
break;
default:
exporter = null;
break;
}
return(exporter);
}
private bool ExportMeshWithMorph(SkeletonAsset Skeleton, MeshAsset mesh, int lodIndex, List <Vector> morphBones, String targetdir)
{
return(ExportMeshWithMorph(Skeleton, mesh, lodIndex, null, morphBones, targetdir));
}
private List <PSKFile.PSKBone> CreatePskSkeleton(SkeletonAsset skeleton, float OverrideScale = 1.0f)
{
var PskBones = new List <PSKFile.PSKBone>();
if (skeleton != null)
{
for (int i = 0; i < skeleton.Bones.Count; i++)
{
PSKFile.PSKBone Bone = new PSKFile.PSKBone();
Bone.name = skeleton.Bones[i].Name;
Bone.childs = skeleton.Bones[i].Children.Count;
Bone.parent = (skeleton.Bones[i].ParentIndex == -1) ? 0 : skeleton.Bones[i].ParentIndex;
Bone.index = i;
Bone.location = new PSKFile.PSKPoint(ConvertVector3ToPsk(skeleton.Bones[i].Location) * OverrideScale);
Bone.rotation = new PSKFile.PSKQuad(0, 0, 0, 0);
float[][] RotMatrix = new float[4][];
RotMatrix[0] = new float[4];
RotMatrix[1] = new float[4];
RotMatrix[2] = new float[4];
RotMatrix[3] = new float[4];
RotMatrix[0][0] = skeleton.Bones[i].Right.members[0]; RotMatrix[0][1] = skeleton.Bones[i].Right.members[1]; RotMatrix[0][2] = skeleton.Bones[i].Right.members[2]; RotMatrix[0][3] = 0.0f;
RotMatrix[1][0] = skeleton.Bones[i].Up.members[0]; RotMatrix[1][1] = skeleton.Bones[i].Up.members[1]; RotMatrix[1][2] = skeleton.Bones[i].Up.members[2]; RotMatrix[1][3] = 0.0f;
RotMatrix[2][0] = skeleton.Bones[i].Forward.members[0]; RotMatrix[2][1] = skeleton.Bones[i].Forward.members[1]; RotMatrix[2][2] = skeleton.Bones[i].Forward.members[2]; RotMatrix[2][3] = 0.0f;
RotMatrix[3][0] = 0.0f; RotMatrix[3][1] = 0.0f; RotMatrix[3][2] = 0.0f; RotMatrix[3][3] = 1.0f;
Vector Quat = new Vector(new float[4]);
float tr = RotMatrix[0][0] + RotMatrix[1][1] + RotMatrix[2][2];
float s;
if (tr > 0.0f)
{
float InvS = 1.0f / (float)Math.Sqrt(tr + 1.0f);
Quat.members[3] = 0.5f * (1.0f / InvS);
s = 0.5f * InvS;
Quat.members[0] = (RotMatrix[1][2] - RotMatrix[2][1]) * s;
Quat.members[1] = (RotMatrix[2][0] - RotMatrix[0][2]) * s;
Quat.members[2] = (RotMatrix[0][1] - RotMatrix[1][0]) * s;
}
else
{
int m = 0;
if (RotMatrix[1][1] > RotMatrix[0][0])
{
m = 1;
}
if (RotMatrix[2][2] > RotMatrix[m][m])
{
m = 2;
}
int[] nxt = new int[] { 1, 2, 0 };
int j = nxt[m];
int k = nxt[j];
s = RotMatrix[m][m] - RotMatrix[j][j] - RotMatrix[k][k] + 1.0f;
float InvS = 1.0f / (float)Math.Sqrt(s);
float[] qt = new float[4];
qt[m] = 0.5f * (1.0f / InvS);
s = 0.5f * InvS;
qt[3] = (RotMatrix[j][k] - RotMatrix[k][j]) * s;
qt[j] = (RotMatrix[m][j] + RotMatrix[j][m]) * s;
qt[k] = (RotMatrix[m][k] + RotMatrix[k][m]) * s;
Quat.members[0] = qt[0];
Quat.members[1] = qt[1];
Quat.members[2] = qt[2];
Quat.members[3] = qt[3];
}
Bone.rotation = new PSKFile.PSKQuad(ConvertVector4ToPsk(Quat));
PskBones.Add(Bone);
}
}
return(PskBones);
}
protected ASkinnedMeshExporter(SkeletonAsset _skel)
{
Skeleton = _skel;
}
// export given LOD to psk
private byte[] ExportSkinnedMeshToPsk(SkeletonAsset skeleton, MeshLOD LOD, float OverrideScale = 1.0f)
{
PSKFile Psk = new PSKFile();
Psk.points = new List <PSKFile.PSKPoint>();
Psk.edges = new List <PSKFile.PSKEdge>();
Psk.materials = new List <PSKFile.PSKMaterial>();
Psk.bones = new List <PSKFile.PSKBone>();
Psk.faces = new List <PSKFile.PSKFace>();
Psk.weights = new List <PSKFile.PSKWeight>();
// create skeleton (only if mesh is skinned mesh)
if (LOD.type == MeshType.MeshType_Skinned)
{
Psk.bones = CreatePskSkeleton(skeleton, OverrideScale);
}
// create mesh
int offset = 0;
int matIdx = 0;
for (int bufIdx = 0; bufIdx < LOD.sections.Count; bufIdx++)
{
MeshLodSection MeshBuffer = LOD.sections[bufIdx];
for (int i = 0; i < MeshBuffer.vertices.Count; i++)
{
// vertex position
if (MeshBuffer.vertices[i].position.members.Length != 3)
{
MeshBuffer.vertices[i].position.members = new float[3];
}
Vector p = new Vector(MeshBuffer.vertices[i].position.members[0] * OverrideScale, MeshBuffer.vertices[i].position.members[1] * OverrideScale, MeshBuffer.vertices[i].position.members[2] * OverrideScale);
Psk.points.Add(new PSKFile.PSKPoint(ConvertVector3ToPsk(p)));
// vertex uv
// supports only first uv for the time being
// TODO support for multiple UVs
if (MeshBuffer.vertices[i].texCoords[0] == null)
{
MeshBuffer.vertices[i].texCoords[0] = new Vector(new float[2]);
}
if (MeshBuffer.vertices[i].texCoords[0].members.Length != 2)
{
MeshBuffer.vertices[i].texCoords[0].members = new float[2];
}
Vector tc = new Vector(MeshBuffer.vertices[i].texCoords[0].members[0], MeshBuffer.vertices[i].texCoords[0].members[1]);
Psk.edges.Add(new PSKFile.PSKEdge((ushort)(offset + i), ConvertVector2ToPsk(tc), (byte)matIdx));
// bones weights
if (MeshBuffer.vertices[i].boneWeights != null)
{
for (int x = 0; x < 4; x++)
{
float Weight = MeshBuffer.vertices[i].boneWeights[x];
// only add meaningful weights
if (Weight != 0.0f)
{
int BoneIndex = MeshBuffer.vertices[i].boneIndices[x];
int SubObjectBoneIndex = MeshBuffer.boneIndices[BoneIndex];
Psk.weights.Add(new PSKFile.PSKWeight(
Weight,
(int)(offset + i),
SubObjectBoneIndex
));
}
}
}
}
// reverse indices order before building faces: necessary for correct normal building since all points have been mirrored along z-axis.
// if this is not done, all normals are flipped inside.
if (Reverse)
{
MeshBuffer.indicies.Reverse();
}
for (int fi = 0; fi < MeshBuffer.indicies.Count; fi++)
{
if (fi % 3 == 0)
{
Psk.faces.Add(new PSKFile.PSKFace(
(int)(offset + MeshBuffer.indicies[fi]),
(int)(offset + MeshBuffer.indicies[fi + 1]),
(int)(offset + MeshBuffer.indicies[fi + 2]),
(byte)matIdx)
);
}
}
Psk.materials.Add(new PSKFile.PSKMaterial(LOD.sections[bufIdx].matName, matIdx));
offset += (int)LOD.sections[bufIdx].vertCount;
matIdx++;
}
return(Psk.SaveToMemory().ToArray());
}
public bool ExportSkinnedMeshToFBX(SkeletonAsset skeleton, MeshAsset mesh, int lodIndex, String targetdir)
{
return(ExportSkinnedMeshToFBX(skeleton, mesh, lodIndex, targetdir, false));
}
public PSKExporter(SkeletonAsset skel)
: base(skel)
{
}
// export given LOD to psk
private byte[] ExportSkinnedMeshToPsk(SkeletonAsset skeleton, MeshLOD LOD, float OverrideScale = 1.0f)
{
PSKFile Psk = new PSKFile();
Psk.points = new List <PSKFile.PSKPoint>();
Psk.edges = new List <PSKFile.PSKEdge>();
Psk.materials = new List <PSKFile.PSKMaterial>();
Psk.bones = new List <PSKFile.PSKBone>();
Psk.faces = new List <PSKFile.PSKFace>();
Psk.weights = new List <PSKFile.PSKWeight>();
/* No skeleton defined still */
if (skeleton != null)
{
for (int i = 0; i < skeleton.Bones.Count; i++)
{
PSKFile.PSKBone Bone = new PSKFile.PSKBone();
Bone.name = skeleton.Bones[i].Name;
Bone.childs = skeleton.Bones[i].Children.Count;
Bone.parent = (skeleton.Bones[i].ParentIndex == -1) ? 0 : skeleton.Bones[i].ParentIndex;
Bone.index = i;
Bone.location = new PSKFile.PSKPoint(ConvertVector3ToPsk(skeleton.Bones[i].Location) * OverrideScale);
Bone.rotation = new PSKFile.PSKQuad(0, 0, 0, 0);
float[][] RotMatrix = new float[4][];
RotMatrix[0] = new float[4];
RotMatrix[1] = new float[4];
RotMatrix[2] = new float[4];
RotMatrix[3] = new float[4];
RotMatrix[0][0] = skeleton.Bones[i].Right.members[0]; RotMatrix[0][1] = skeleton.Bones[i].Right.members[1]; RotMatrix[0][2] = skeleton.Bones[i].Right.members[2]; RotMatrix[0][3] = 0.0f;
RotMatrix[1][0] = skeleton.Bones[i].Up.members[0]; RotMatrix[1][1] = skeleton.Bones[i].Up.members[1]; RotMatrix[1][2] = skeleton.Bones[i].Up.members[2]; RotMatrix[1][3] = 0.0f;
RotMatrix[2][0] = skeleton.Bones[i].Forward.members[0]; RotMatrix[2][1] = skeleton.Bones[i].Forward.members[1]; RotMatrix[2][2] = skeleton.Bones[i].Forward.members[2]; RotMatrix[2][3] = 0.0f;
RotMatrix[3][0] = 0.0f; RotMatrix[3][1] = 0.0f; RotMatrix[3][2] = 0.0f; RotMatrix[3][3] = 1.0f;
Vector Quat = new Vector(new float[4]);
float tr = RotMatrix[0][0] + RotMatrix[1][1] + RotMatrix[2][2];
float s;
if (tr > 0.0f)
{
float InvS = 1.0f / (float)Math.Sqrt(tr + 1.0f);
Quat.members[3] = 0.5f * (1.0f / InvS);
s = 0.5f * InvS;
Quat.members[0] = (RotMatrix[1][2] - RotMatrix[2][1]) * s;
Quat.members[1] = (RotMatrix[2][0] - RotMatrix[0][2]) * s;
Quat.members[2] = (RotMatrix[0][1] - RotMatrix[1][0]) * s;
}
else
{
int m = 0;
if (RotMatrix[1][1] > RotMatrix[0][0])
{
m = 1;
}
if (RotMatrix[2][2] > RotMatrix[m][m])
{
m = 2;
}
int[] nxt = new int[] { 1, 2, 0 };
int j = nxt[m];
int k = nxt[j];
s = RotMatrix[m][m] - RotMatrix[j][j] - RotMatrix[k][k] + 1.0f;
float InvS = 1.0f / (float)Math.Sqrt(s);
float[] qt = new float[4];
qt[m] = 0.5f * (1.0f / InvS);
s = 0.5f * InvS;
qt[3] = (RotMatrix[j][k] - RotMatrix[k][j]) * s;
qt[j] = (RotMatrix[m][j] + RotMatrix[j][m]) * s;
qt[k] = (RotMatrix[m][k] + RotMatrix[k][m]) * s;
Quat.members[0] = qt[0];
Quat.members[1] = qt[1];
Quat.members[2] = qt[2];
Quat.members[3] = qt[3];
}
Bone.rotation = new PSKFile.PSKQuad(ConvertVector4ToPsk(Quat));
Psk.bones.Add(Bone);
}
}
int offset = 0;
int matIdx = 0;
for (int bufIdx = 0; bufIdx < LOD.sections.Count; bufIdx++)
{
MeshLodSection MeshBuffer = LOD.sections[bufIdx];
for (int i = 0; i < MeshBuffer.vertices.Count; i++)
{
if (MeshBuffer.vertices[i].position.members.Length != 3)
{
MeshBuffer.vertices[i].position.members = new float[3];
}
if (MeshBuffer.vertices[i].texCoords.members.Length != 2)
{
MeshBuffer.vertices[i].texCoords.members = new float[2];
}
Vector p = new Vector(MeshBuffer.vertices[i].position.members[0], MeshBuffer.vertices[i].position.members[1], MeshBuffer.vertices[i].position.members[2]);
Psk.points.Add(new PSKFile.PSKPoint(ConvertVector3ToPsk(p)));
Vector tc = new Vector(MeshBuffer.vertices[i].texCoords.members[0], MeshBuffer.vertices[i].texCoords.members[1]);
Psk.edges.Add(new PSKFile.PSKEdge((ushort)(offset + i), ConvertVector2ToPsk(tc), (byte)matIdx));
if (MeshBuffer.vertices[i].boneWeights != null)
{
for (int x = 0; x < 4; x++)
{
float Weight = MeshBuffer.vertices[i].boneWeights[x];
// only add meaningful weights
if (Weight != 0.0f)
{
int BoneIndex = MeshBuffer.vertices[i].boneIndices[x];
int SubObjectBoneIndex = MeshBuffer.boneIndices[BoneIndex];
Psk.weights.Add(new PSKFile.PSKWeight(
Weight,
(int)(offset + i),
SubObjectBoneIndex
));
}
}
}
}
// reverse indices order before building faces: necessary for correct normal building since all points have been mirrored along z-axis.
// if this is not done, all normals are flipped inside.
if (Reverse)
{
MeshBuffer.indicies.Reverse();
}
for (int fi = 0; fi < MeshBuffer.indicies.Count; fi++)
{
if (fi % 3 == 0)
{
Psk.faces.Add(new PSKFile.PSKFace(
(int)(offset + MeshBuffer.indicies[fi]),
(int)(offset + MeshBuffer.indicies[fi + 1]),
(int)(offset + MeshBuffer.indicies[fi + 2]),
(byte)matIdx)
);
}
}
Psk.materials.Add(new PSKFile.PSKMaterial(LOD.sections[bufIdx].matName, matIdx));
offset += (int)LOD.sections[bufIdx].vertCount;
matIdx++;
}
return(Psk.SaveToMemory().ToArray());
}
private void CreateMeshSkinning(SkeletonAsset Skeleton, MeshLodSection section, FBXNode pFbxMesh, FBXNode pSkeletonRoot, FBXScene pScene)
{
Dictionary <string, List <VertexGroup.VertexWeight> > vg = VertexGroup.GetVertexGroups(Skeleton, section);
CreateMeshSkinning(vg, pFbxMesh, pSkeletonRoot, pScene);
}
public FBXExporter(SkeletonAsset skel) : base(skel)
{
}
