public void SetMesh(ModelMesh mesh, int boneIndex = 0)
{
Bones[boneIndex].Type = BoneType.Mesh;
Bones[boneIndex].Attachment = mesh;
mesh.Parent = Bones[boneIndex];
Meshes.Add(mesh);
}
public void ImportBone(ModelBone bone, int parentBoneIndex)
{
ModelBone cloneBone = bone.Clone();
ModelBoneCollection boneList = cloneBone.AllChildren();
ModelBone parent = Bones[parentBoneIndex];
for (int i = 0; i < boneList.Count; i++)
{
Bones.Insert(parentBoneIndex + i + 1, boneList[i]);
if (boneList[i].Mesh != null)
{
ModelMesh mesh = boneList[i].Mesh;
mesh.Parent = boneList[i];
Meshes.Add(mesh);
}
if (i == 0)
{
boneList[i].Parent = parent;
parent.Children.Add(boneList[i]);
}
}
Bones.ReIndex();
}
public static void FlipAxis(Model model, Axis axis, bool bApplyToHierarchy = false)
{
Vector3 transform = Vector3.One;
List <string> processed = new List <string>();
ModelBoneCollection bones = (bApplyToHierarchy ? model.Root.AllChildren() : new ModelBoneCollection {
model.Root
});
switch (axis)
{
case Axis.X:
transform.X = -1.0f;
break;
case Axis.Y:
transform.Y = -1.0f;
break;
case Axis.Z:
transform.Z = -1.0f;
break;
}
foreach (ModelBone bone in bones)
{
if (bone.Type == BoneType.Mesh && bone.Mesh != null && !processed.Contains(bone.Mesh.Name))
{
ModelMesh mesh = bone.Mesh;
foreach (ModelMeshPart meshpart in mesh.MeshParts)
{
for (int i = 0; i < meshpart.VertexCount; i++)
{
meshpart.VertexBuffer.ModifyVertexPosition(i, meshpart.VertexBuffer.Data[i].Position * transform);
meshpart.VertexBuffer.ModifyVertexNormal(i, meshpart.VertexBuffer.Data[i].Normal * transform);
}
for (int i = 0; i < meshpart.IndexBuffer.Data.Count; i += 3)
{
meshpart.IndexBuffer.SwapIndices(i + 1, i + 2);
}
meshpart.IndexBuffer.Initialise();
meshpart.VertexBuffer.Initialise();
}
mesh.BoundingBox.Calculate(mesh);
processed.Add(mesh.Name);
}
bone.Transform = Matrix4D.CreateScale(transform) * bone.Transform * Matrix4D.CreateScale(transform);
}
}
public ModelMesh(ModelMesh from)
{
MeshParts = new List <ModelMeshPart>(from.MeshParts.Count);
foreach (ModelMeshPart part in from.MeshParts)
{
MeshParts.Add(part.Clone());
}
Name = from.Name;
Parent = new ModelBone();
}
public static void SetVertexColour(ModelMesh model, Colour colour)
{
foreach (ModelMeshPart meshpart in model.MeshParts)
{
for (int i = 0; i < meshpart.VertexCount; i++)
{
meshpart.VertexBuffer.ModifyVertexColour(i, colour);
}
meshpart.VertexBuffer.Initialise();
}
}
public static void FlipUVs(ModelMesh model)
{
Vector4 flip = new Vector4(1, -1, 1, -1);
foreach (ModelMeshPart meshpart in model.MeshParts)
{
for (int i = 0; i < meshpart.VertexCount; i++)
{
meshpart.VertexBuffer.ModifyVertexUVs(i, meshpart.VertexBuffer.Data[i].UV * flip);
}
meshpart.VertexBuffer.Initialise();
}
}
public static void Freeze(ModelMesh model, FreezeComponents flags)
{
bool freezePos = flags.HasFlag(FreezeComponents.Position);
bool freezeRot = flags.HasFlag(FreezeComponents.Rotation);
bool freezeSca = flags.HasFlag(FreezeComponents.Scale);
Matrix4D mPosition = Matrix4D.CreateTranslation(model.Parent.Transform.ExtractTranslation());
Matrix4D mRotation = Matrix4D.CreateFromQuaternion(model.Parent.Transform.ExtractRotation());
Matrix4D mScale = Matrix4D.CreateScale(model.Parent.Transform.ExtractScale());
if (freezePos)
{
model.Parent.Transform = model.Parent.Transform.ClearTranslation();
}
if (freezeRot)
{
model.Parent.Transform = model.Parent.Transform.ClearRotation();
}
if (freezeSca)
{
model.Parent.Transform = model.Parent.Transform.ClearScale();
}
foreach (ModelMeshPart meshpart in model.MeshParts)
{
for (int i = 0; i < meshpart.VertexCount; i++)
{
if (freezePos)
{
meshpart.VertexBuffer.ModifyVertexPosition(i, Vector3.TransformVector(meshpart.VertexBuffer.Data[i].Position, mPosition));
}
if (freezeRot)
{
meshpart.VertexBuffer.ModifyVertexPosition(i, Vector3.TransformVector(meshpart.VertexBuffer.Data[i].Position, mRotation));
meshpart.VertexBuffer.ModifyVertexNormal(i, Vector3.TransformNormal(meshpart.VertexBuffer.Data[i].Normal, mRotation));
}
if (freezeSca)
{
meshpart.VertexBuffer.ModifyVertexPosition(i, Vector3.TransformVector(meshpart.VertexBuffer.Data[i].Position, mScale));
}
}
meshpart.VertexBuffer.Initialise();
}
model.BoundingBox.Calculate(model);
}
//public void CopyBoneTransformsFrom(Matrix4[] sourceBoneTransforms) { }
//public void CopyBoneTransformsTo(Matrix4[] destinationBoneTransforms) { }
public int AddMesh(ModelMesh mesh, int parentBoneIndex = 0)
{
bool addBone = true;
ModelBone b = new ModelBone
{
Index = -1
};
if (Bones.Count > 0)
{
b.Parent = Bones[parentBoneIndex];
Bones[parentBoneIndex].Children.Add(b);
int childBoneCount = CountChildrenOf(parentBoneIndex);
if (parentBoneIndex + childBoneCount < Bones.Count)
{
int index = parentBoneIndex + childBoneCount;
addBone = false;
Bones.Insert(index, b);
b.Index = index;
}
}
if (addBone)
{
Bones.Add(b);
b.Index = Bones.Count - 1;
}
else
{
Bones.ReIndex();
}
if (mesh != null)
{
b.Type = BoneType.Mesh;
b.Attachment = mesh;
mesh.Parent = Bones[b.Index];
Meshes.Add(mesh);
}
else
{
// Just a bone
}
return(b.Index);
}
public void Frame()
{
if (SceneManager.Current.Models.Count == 0)
{
return;
}
ModelMesh mesh = SceneManager.Current.Models[SceneManager.Current.SelectedModelIndex].Bones[SceneManager.Current.SelectedBoneIndex].Mesh;
if (mesh != null)
{
foreach (Viewport viewport in viewports)
{
viewport.Camera.Frame(mesh);
}
}
}
public void Calculate(ModelMesh mesh)
{
Min = new Vector3(float.MaxValue, float.MaxValue, float.MaxValue);
Max = new Vector3(float.MinValue, float.MinValue, float.MinValue);
foreach (var part in mesh.MeshParts)
{
foreach (var vertex in part.VertexBuffer.Data)
{
Min.X = Math.Min(Min.X, vertex.Position.X);
Min.Y = Math.Min(Min.Y, vertex.Position.Y);
Min.Z = Math.Min(Min.Z, vertex.Position.Z);
Max.X = Math.Max(Max.X, vertex.Position.X);
Max.Y = Math.Max(Max.Y, vertex.Position.Y);
Max.Z = Math.Max(Max.Z, vertex.Position.Z);
}
}
}
public static void Scale(ModelBoneCollection bones, Matrix4D scale, bool applyToHierarchy = false)
{
List <string> processed = new List <string>();
foreach (ModelBone bone in bones)
{
if (bone.Type == BoneType.Mesh && bone.Mesh != null && !processed.Contains(bone.Mesh.Name))
{
ModelMesh mesh = bone.Mesh;
foreach (ModelMeshPart meshpart in mesh.MeshParts)
{
for (int i = 0; i < meshpart.VertexCount; i++)
{
Vector3 position = Vector3.TransformVector(meshpart.VertexBuffer.Data[i].Position, scale);
meshpart.VertexBuffer.ModifyVertexPosition(i, position);
}
meshpart.VertexBuffer.Initialise();
}
processed.Add(mesh.Name);
}
if (applyToHierarchy)
{
Matrix4D transform = bone.Transform;
Vector3 position = Vector3.TransformPosition(transform.ExtractTranslation(), scale);
transform.M41 = position.X;
transform.M42 = position.Y;
transform.M43 = position.Z;
bone.Transform = transform;
}
}
}
public static void MungeMeshWithBone(ModelBoneCollection bones)
{
List <string> processed = new List <string>();
Vector3 offset = (bones[0].Parent != null ? bones[0].Parent.Transform.ExtractTranslation() : Vector3.Zero);
foreach (ModelBone bone in bones)
{
if (bone.Type == BoneType.Mesh && bone.Mesh != null && !processed.Contains(bone.Mesh.Name))
{
ModelMesh mesh = bone.Mesh;
Vector3 meshoffset = mesh.BoundingBox.Centre;
foreach (ModelMeshPart meshpart in mesh.MeshParts)
{
for (int i = 0; i < meshpart.VertexCount; i++)
{
meshpart.VertexBuffer.ModifyVertexPosition(i, meshpart.VertexBuffer.Data[i].Position - meshoffset);
}
meshpart.VertexBuffer.Initialise();
}
mesh.BoundingBox.Calculate(mesh);
Vector3 moffset = meshoffset - offset;
offset = meshoffset;
Matrix4D m = bone.Transform;
m.M41 += moffset.X;
m.M42 += moffset.Y;
m.M43 += moffset.Z;
bone.Transform = m;
processed.Add(mesh.Name);
}
}
}
public static void FlipFaces(ModelBoneCollection bones, bool applyToHierarchy = false)
{
List <string> processed = new List <string>();
foreach (ModelBone bone in bones)
{
if (bone.Type == BoneType.Mesh && bone.Mesh != null && !processed.Contains(bone.Mesh.Name))
{
ModelMesh mesh = bone.Mesh;
foreach (ModelMeshPart meshpart in mesh.MeshParts)
{
for (int i = 0; i < meshpart.IndexBuffer.Data.Count; i += 3)
{
meshpart.IndexBuffer.SwapIndices(i + 1, i + 2);
}
meshpart.IndexBuffer.Initialise();
}
processed.Add(mesh.Name);
}
}
}
public static void SetVertexColour(ModelMesh model, int R, int G, int B, int A)
{
SetVertexColour(model, Colour.FromArgb(A / 255f, R / 255f, G / 255f, B / 255f));
}
public static void MungeMeshWithBone(ModelMesh mesh, bool includeChildren = true)
{
MungeMeshWithBone(includeChildren ? mesh.Parent.AllChildren() : new ModelBoneCollection {
mesh.Parent
});
}
public BoundingBox(ModelMesh mesh)
{
Mesh = mesh;
Calculate(mesh);
}
