public IndexedResource <Material> ForceExport(Material mat)
{
foreach (var h in Hooks)
{
var r = h.Export(this, mat);
if (r != null)
{
return(r);
}
}
// Maybe, Standard shader...
// TODO: Support various shaders
var tex = mat.GetTexture("_MainTex") as Texture2D;
IndexedResource <Texture2D> textureResource = null;
if (tex != null)
{
textureResource = Textures.Export(tex);
}
var gltfMaterial = new Types.Material
{
Name = mat.name,
PbrMetallicRoughness = new Types.Material.PbrMetallicRoughnessType
{
BaseColorTexture = textureResource != null ? new Types.Material.BaseColorTextureInfoType
{
Index = textureResource.Index,
TexCoord = 0, // NOTE: mesh.primitive must have TEXCOORD_<TexCoord>.
} : null, // TODO: fix
MetallicFactor = 0.0f, // TODO: fix
RoughnessFactor = 1.0f, // TODO: fix
},
};
return(new IndexedResource <Material>
{
Index = Types.GltfExtensions.AddMaterial(Gltf, gltfMaterial),
Value = mat,
});
}
public IndexedResource <Transform> ForceExport(Transform trans)
{
var go = trans.gameObject;
IndexedResource <Mesh> meshResource = null;
int?skinIndex = null;
var mr = go.GetComponent <MeshRenderer>();
var smr = go.GetComponent <SkinnedMeshRenderer>();
if (mr != null)
{
var meshFilter = mr.gameObject.GetComponent <MeshFilter>();
var sharedMesh = meshFilter.sharedMesh;
meshResource = Meshes.Export(mr, sharedMesh);
}
else if (smr != null)
{
var sharedMesh = smr.sharedMesh;
meshResource = Meshes.Export(smr, sharedMesh);
if (smr.bones.Length > 0)
{
skinIndex = ExportSkin(smr, sharedMesh).Index;
}
}
var t = CoordUtils.ConvertSpace(go.transform.localPosition);
var r = CoordUtils.ConvertSpace(go.transform.localRotation);
var s = go.transform.localScale;
var gltfNode = new Types.Node
{
Name = go.name,
Mesh = meshResource != null ? (int?)meshResource.Index : null,
Skin = skinIndex,
Matrix = null,
Translation = new float[] { t.x, t.y, t.z },
Rotation = new float[] { r.x, r.y, r.z, r.w },
Scale = new float[] { s.x, s.y, s.z },
};
var nodesIndices = new List <int>();
for (int i = 0; i < go.transform.childCount; ++i)
{
var c = go.transform.GetChild(i);
var nodeResource = Export(c.gameObject);
nodesIndices.Add(nodeResource.Index);
}
if (nodesIndices.Count > 0)
{
gltfNode.Children = nodesIndices.ToArray();
}
foreach (var h in Hooks)
{
h.PostHook(this, trans, gltfNode);
}
return(new IndexedResource <Transform>
{
Index = Types.GltfExtensions.AddNode(Gltf, gltfNode),
Value = trans,
});
}