private void ImportModel(GFLXModelImporter importer,
List <STGenericMaterial> importedMaterials, List <STGenericObject> importedMeshes,
STSkeleton skeleton)
{
Model.Model.Groups.Clear();
Model.Model.Meshes.Clear();
List <string> textures = Model.Textures.ToList();
foreach (var mat in importedMaterials)
{
}
var meshes = GeneratePolygonGroups(importedMeshes, importedMaterials, textures, importer.Settings);
//Once mesh groups are merged search for bone nodes
//The bone section is basically a node tree
//Which contains nodes for meshes
//We need to remove the original and replace with new ones
//Then index these in our mesh groups
if (importer.ImportNewBones)
{
//Clear the original bones and nodes
Model.Skeleton.bones.Clear();
Model.Model.Bones.Clear();
List <int> SkinningIndices = new List <int>();
foreach (var genericBone in skeleton.bones)
{
var scale = genericBone.Scale;
var trans = genericBone.Position;
var rot = genericBone.EulerRotation;
Bone bone = new Bone();
bone.Name = genericBone.Text;
bone.BoneType = 0;
bone.Parent = genericBone.parentIndex;
bone.Zero = 0;
bone.Visible = false;
bone.Scale = new GFMDLStructs.Vector3(scale.X, scale.Y, scale.Z);
bone.Rotation = new GFMDLStructs.Vector3(rot.X, rot.Y, rot.Z);
bone.Translation = new GFMDLStructs.Vector3(trans.X, trans.Y, trans.Z);
bone.RadiusStart = new GFMDLStructs.Vector3(0, 0, 0);
bone.RadiusEnd = new GFMDLStructs.Vector3(0, 0, 0);
Model.Model.Bones.Add(bone);
}
}
int originIndex = int.MaxValue;
//Go through each bone and remove the original mesh node
List <STBone> bonesToRemove = new List <STBone>();
for (int i = 0; i < Model.Skeleton.bones.Count; i++)
{
//Reset bone as rigid
var node = (GFLXBone)Model.Skeleton.bones[i];
node.Bone.RigidCheck = new BoneRigidData()
{
Unknown1 = 0
};
if (node.Bone.BoneType == 1)
{
node.Bone.BoneType = 0;
}
int index = Model.Skeleton.bones.IndexOf(node);
if (node.Text == "Origin")
{
originIndex = index;
}
//Check if the bone is rigged to any meshes and use skinning
for (int m = 0; m < meshes.Count; m++)
{
if (meshes[m].vertices.Any(x => x.boneNames.Contains(node.Text)))
{
node.Bone.BoneType = 1;
node.Bone.RigidCheck = null;
}
}
if (Model.GenericMeshes.Any(x => x.Text == node.Text))
{
bonesToRemove.Add(node);
Model.Model.Bones.Remove(node.Bone);
}
/* if (Model.Model.CollisionGroups?.Count != 0)
* {
* var collisionGroups = Model.Model.CollisionGroups;
* for (int c = 0; c < collisionGroups.Count; c++)
* {
* if (collisionGroups[c].BoneIndex == i)
* {
*
* }
* }
* }*/
}
foreach (var bone in bonesToRemove)
{
Model.Skeleton.bones.Remove(bone);
}
bonesToRemove.Clear();
Model.Model.CollisionGroups = new List <CollisionGroup>();
List <int> skinningIndices = Model.GenerateSkinningIndices();
//Set an empty bone with rigging if there is no rigging
if (importer.Settings.MeshSettings.Any(x => x.HasBoneIndices) && skinningIndices.Count == 0)
{
var node = (GFLXBone)Model.Skeleton.bones[0];
node.Bone.RigidCheck = null;
node.Bone.BoneType = 1;
skinningIndices.Add(0);
}
List <string> unmappedBones = new List <string>();
foreach (var mesh in meshes)
{
var setting = importer.Settings.MeshSettings[meshes.IndexOf(mesh)];
for (int i = 0; i < mesh.vertices.Count; i++)
{
if (setting.SetNormalsToColorChannel2)
{
mesh.vertices[i].col2 = new OpenTK.Vector4(
mesh.vertices[i].nrm.X * 0.5f + 0.5f,
mesh.vertices[i].nrm.Y * 0.5f + 0.5f,
mesh.vertices[i].nrm.Z * 0.5f + 0.5f,
1);
}
//Single bind if no bones are mapped but setting is enabled
if (setting.HasBoneIndices && mesh.vertices[i].boneNames.Count == 0)
{
mesh.vertices[i].boneIds.Add(skinningIndices.FirstOrDefault());
mesh.vertices[i].boneWeights.Add(1);
}
if (importer.RotationY != 0)
{
var transform = OpenTK.Matrix4.CreateRotationX(OpenTK.MathHelper.DegreesToRadians(importer.RotationY));
mesh.vertices[i].pos = OpenTK.Vector3.TransformPosition(mesh.vertices[i].pos, transform);
mesh.vertices[i].nrm = OpenTK.Vector3.TransformPosition(mesh.vertices[i].nrm, transform);
}
if (importer.Settings.FlipUVsVertical)
{
mesh.vertices[i].uv0 = new Vector2(0, 1) - mesh.vertices[i].uv0;
mesh.vertices[i].uv1 = new Vector2(0, 1) - mesh.vertices[i].uv1;
mesh.vertices[i].uv2 = new Vector2(0, 1) - mesh.vertices[i].uv2;
}
if (importer.Settings.OptmizeZeroWeights)
{
float[] weightsA = new float[4];
int MaxWeight = 255;
for (int j = 0; j < 4; j++)
{
if (mesh.vertices[i].boneWeights.Count < j + 1)
{
weightsA[j] = 0;
MaxWeight = 0;
}
else
{
int weight = (int)(mesh.vertices[i].boneWeights[j] * 255);
if (mesh.vertices[i].boneWeights.Count == j + 1)
{
weight = MaxWeight;
}
if (weight >= MaxWeight)
{
weight = MaxWeight;
MaxWeight = 0;
}
else
{
MaxWeight -= weight;
}
weightsA[j] = weight / 255f;
}
}
mesh.vertices[i].boneWeights = weightsA.ToList();
}
for (int j = 0; j < mesh.vertices[i].boneNames?.Count; j++)
{
string boneName = mesh.vertices[i].boneNames[j];
int boneIndex = Model.Model.Bones.IndexOf(Model.Model.Bones.Where(p => p.Name == boneName).FirstOrDefault());
if (boneIndex != -1 && skinningIndices.IndexOf(boneIndex) != -1)
{
mesh.vertices[i].boneIds.Add(boneIndex);
}
else
{
if (!unmappedBones.Contains(boneName))
{
unmappedBones.Add(boneName);
}
}
}
}
}
//Adjust materials if necessary
if (importer.Settings.ResetUVTransform)
{
foreach (var mat in Model.GenericMaterials)
{
foreach (var param in mat.ValueParams)
{
if (param.Key.Contains("UVScale"))
{
param.Value.Value = 1;
}
if (param.Key.Contains("UVTranslate"))
{
param.Value.Value = 0;
}
if (param.Key.Contains("ColorBaseU"))
{
param.Value.Value = 0;
}
if (param.Key.Contains("ColorBaseV"))
{
param.Value.Value = 0;
}
}
}
}
//Now add brand new mesh nodes
foreach (var mesh in meshes)
{
int index = meshes.IndexOf(mesh);
var setting = importer.Settings.MeshSettings[index];
Bone bone = new Bone();
bone.Name = mesh.ObjectName;
bone.BoneType = 0;
bone.Parent = 0;
bone.Zero = 0;
bone.Visible = false;
bone.Scale = new GFMDLStructs.Vector3(1, 1, 1);
bone.Rotation = new GFMDLStructs.Vector3(0, 0, 0);
bone.Translation = new GFMDLStructs.Vector3(0, 0, 0);
bone.RadiusStart = new GFMDLStructs.Vector3(0, 0, 0);
bone.RadiusEnd = new GFMDLStructs.Vector3(0, 0, 0);
// bone.RigidCheck = new BoneRigidData();
Model.Model.Bones.Add(bone);
int NodeIndex = Model.Model.Bones.IndexOf(bone);
//Now create the associated group
var group = new Group();
group.Bounding = Model.GenerateBoundingBox(mesh);
group.BoneIndex = (uint)NodeIndex;
group.MeshIndex = (uint)index;
group.Layer = 0;
Model.Model.Groups.Add(group);
//Now create our mesh data
var meshData = new Mesh();
Model.Model.Meshes.Add(meshData);
if (setting.HasTangents || setting.HasBitangents)
{
try {
mesh.CalculateTangentBitangent(false);
}
catch { }
}
//Add attributes based on settings
IList <MeshAttribute> attributes = new List <MeshAttribute>();
attributes.Add(new MeshAttribute()
{
VertexType = (uint)VertexType.Position,
BufferFormat = (uint)setting.PositionFormat,
ElementCount = 3,
});
if (setting.HasNormals)
{
attributes.Add(new MeshAttribute()
{
VertexType = (uint)VertexType.Normal,
BufferFormat = (uint)setting.NormalFormat,
ElementCount = 4,
});
}
if (setting.HasTangents)
{
attributes.Add(new MeshAttribute()
{
VertexType = (uint)VertexType.Tangents,
BufferFormat = (uint)setting.TangentsFormat,
ElementCount = 4,
});
}
if (setting.HasTexCoord1)
{
attributes.Add(new MeshAttribute()
{
VertexType = (uint)VertexType.UV1,
BufferFormat = (uint)setting.TexCoord1Format,
ElementCount = 2,
});
}
if (setting.HasTexCoord2)
{
attributes.Add(new MeshAttribute()
{
VertexType = (uint)VertexType.UV2,
BufferFormat = (uint)setting.TexCoord2Format,
ElementCount = 2,
});
}
if (setting.HasTexCoord3)
{
attributes.Add(new MeshAttribute()
{
VertexType = (uint)VertexType.UV3,
BufferFormat = (uint)setting.TexCoord3Format,
ElementCount = 2,
});
}
if (setting.HasTexCoord4)
{
attributes.Add(new MeshAttribute()
{
VertexType = (uint)VertexType.UV4,
BufferFormat = (uint)setting.TexCoord4Format,
ElementCount = 2,
});
}
if (setting.HasColor1)
{
attributes.Add(new MeshAttribute()
{
VertexType = (uint)VertexType.Color1,
BufferFormat = (uint)setting.Color1Format,
ElementCount = 4,
});
}
if (setting.HasColor2)
{
attributes.Add(new MeshAttribute()
{
VertexType = (uint)VertexType.Color2,
BufferFormat = (uint)setting.Color2Format,
ElementCount = 4,
});
}
if (setting.HasBoneIndices)
{
attributes.Add(new MeshAttribute()
{
VertexType = (uint)VertexType.BoneID,
BufferFormat = (uint)setting.BoneIndexFormat,
ElementCount = 4,
});
}
if (setting.HasWeights)
{
attributes.Add(new MeshAttribute()
{
VertexType = (uint)VertexType.BoneWeight,
BufferFormat = (uint)setting.BoneWeightFormat,
ElementCount = 4,
});
}
if (setting.HasBitangents)
{
attributes.Add(new MeshAttribute()
{
VertexType = (uint)VertexType.Bitangent,
BufferFormat = (uint)setting.BitangentnFormat,
ElementCount = 4,
});
}
meshData.Attributes = attributes;
meshData.SetData(GFLXMeshBufferHelper.CreateVertexDataBuffer(mesh, skinningIndices, attributes));
//Lastly add the polygon groups
foreach (var poly in mesh.PolygonGroups)
{
List <ushort> faces = new List <ushort>();
for (int f = 0; f < poly.faces.Count; f++)
{
faces.Add((ushort)poly.faces[f]);
}
if (poly.MaterialIndex < 0)
{
poly.MaterialIndex = 0;
}
meshData.Polygons = new List <MeshPolygon>();
meshData.Polygons.Add(new MeshPolygon()
{
MaterialIndex = (uint)poly.MaterialIndex,
Faces = faces,
});
}
}
if (unmappedBones.Count > 0)
{
STErrorDialog.Show($"{unmappedBones.Count} bone(s) are not present in the boneset and are unmapped!",
"GFBMDL Importer", string.Join("\n", unmappedBones.ToArray()));
}
Console.WriteLine($"");
//Generate bounding box
Model.GenerateBoundingBox();
ReloadModel(Model.Model);
Model.UpdateVertexData(true);
}
private void UpdateMesh()
{
MeshData.SetData(GFLXMeshBufferHelper.CreateVertexDataBuffer(this));
ParentModel.UpdateVertexData(true);
}