// -----------------------------------------
// DumpMesh
// -----------------------------------------
void DumpMesh(Mesh _mesh, GLTF _gltf, BufferInfo _bufInfo, int _accOffset)
{
// dump buffer info
DumpBufferInfoFromMesh(_mesh, _bufInfo);
// dump mesh
GLTF_Mesh gltfMesh = DumpGltfMesh(_mesh, _accOffset);
_gltf.meshes.Add(gltfMesh);
}
// -----------------------------------------
// DumpGltfMesh
// -----------------------------------------
GLTF_Mesh DumpGltfMesh(Mesh _mesh, int _accOffset)
{
GLTF_Mesh result = new GLTF_Mesh();
Dictionary <string, int> attributes = new Dictionary <string, int>();
int idx = 0;
// name
result.name = _mesh.name;
// primitives
result.primitives = new List <GLTF_Primitive>();
// attributes
if (_mesh.vertices.Length > 0)
{
attributes.Add("POSITION", _accOffset + idx);
++idx;
}
if (_mesh.normals.Length > 0)
{
attributes.Add("NORMAL", _accOffset + idx);
++idx;
}
if (_mesh.tangents.Length > 0)
{
attributes.Add("TANGENT", _accOffset + idx);
++idx;
}
if (_mesh.colors.Length > 0)
{
attributes.Add("COLOR_0", _accOffset + idx);
++idx;
}
if (_mesh.uv.Length > 0)
{
attributes.Add("TEXCOORD_0", _accOffset + idx);
++idx;
}
if (_mesh.uv2.Length > 0)
{
attributes.Add("TEXCOORD_1", _accOffset + idx);
++idx;
}
if (_mesh.uv3.Length > 0)
{
attributes.Add("TEXCOORD_2", _accOffset + idx);
++idx;
}
if (_mesh.uv4.Length > 0)
{
attributes.Add("TEXCOORD_3", _accOffset + idx);
++idx;
}
if (_mesh.boneWeights.Length > 0)
{
attributes.Add("JOINTS_0", _accOffset + idx);
++idx;
attributes.Add("WEIGHTS_0", _accOffset + idx);
++idx;
}
// primitives
if (_mesh.triangles.Length > 0)
{
int cnt = _mesh.subMeshCount;
for (int i = 0; i < cnt; ++i)
{
GLTF_Primitive primitive = new GLTF_Primitive();
primitive.attributes = attributes;
primitive.indices = _accOffset + idx;
++idx;
result.primitives.Add(primitive);
}
}
else
{
GLTF_Primitive primitive = new GLTF_Primitive();
primitive.attributes = attributes;
result.primitives.Add(primitive);
}
return(result);
}
