Mesh NiTriShapeDataToMesh(NiTriShapeData data)
{
// vertex positions
var vertices = new Vector3[data.Vertices.Length];
for (var i = 0; i < vertices.Length; i++)
{
vertices[i] = NifUtils.NifPointToUnityPoint(data.Vertices[i]);
}
// vertex normals
Vector3[] normals = null;
if (data.HasNormals)
{
normals = new Vector3[vertices.Length];
for (var i = 0; i < normals.Length; i++)
{
normals[i] = NifUtils.NifVectorToUnityVector(data.Normals[i]);
}
}
// vertex UV coordinates
Vector2[] UVs = null;
if (data.HasUV)
{
UVs = new Vector2[vertices.Length];
for (var i = 0; i < UVs.Length; i++)
{
var NiTexCoord = data.UVSets[0, i];
UVs[i] = new Vector2(NiTexCoord.u, NiTexCoord.v);
}
}
// triangle vertex indices
var triangles = new int[data.NumTrianglePoints];
for (var i = 0; i < data.Triangles.Length; i++)
{
var baseI = 3 * i;
// Reverse triangle winding order.
triangles[baseI] = data.Triangles[i].v1;
triangles[baseI + 1] = data.Triangles[i].v3;
triangles[baseI + 2] = data.Triangles[i].v2;
}
// Create the mesh.
var mesh = new Mesh
{
vertices = vertices,
normals = normals,
uv = UVs,
triangles = triangles
};
if (!data.HasNormals)
{
mesh.RecalculateNormals();
}
mesh.RecalculateBounds();
return(mesh);
}
void ApplyNiAVObject(NiAVObject niAVObject, GameObject obj)
{
obj.transform.position = NifUtils.NifPointToUnityPoint(niAVObject.Translation);
obj.transform.rotation = NifUtils.NifRotationMatrixToUnityQuaternion(niAVObject.Rotation);
obj.transform.localScale = niAVObject.Scale * Vector3.one;
}