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// ----------------------------------------------------------------------------
// - Open3D: www.open3d.org -
// ----------------------------------------------------------------------------
// Copyright (c) 2018-2024 www.open3d.org
// SPDX-License-Identifier: MIT
// ----------------------------------------------------------------------------
#include "open3d/geometry/TriangleMesh.h"
#include "open3d/io/TriangleMeshIO.h"
#include "open3d/utility/FileSystem.h"
#include "tests/Tests.h"
namespace open3d {
namespace tests {
TEST(FileGLTF, WriteReadTriangleMeshFromGLTF) {
geometry::TriangleMesh tm_gt;
tm_gt.vertices_ = {{0, 0, 0}, {0, 1, 0}, {0, 0, 1}};
tm_gt.triangles_ = {{0, 1, 2}};
tm_gt.ComputeVertexNormals();
const std::string tmp_gltf_path =
utility::filesystem::GetTempDirectoryPath() + "/tmp.gltf";
io::WriteTriangleMesh(tmp_gltf_path, tm_gt);
geometry::TriangleMesh tm_test;
io::ReadTriangleMeshOptions opt;
opt.print_progress = false;
io::ReadTriangleMesh(tmp_gltf_path, tm_test, opt);
ExpectEQ(tm_gt.vertices_, tm_test.vertices_);
ExpectEQ(tm_gt.triangles_, tm_test.triangles_);
ExpectEQ(tm_gt.vertex_normals_, tm_test.vertex_normals_);
}
// NOTE: Temporarily disabled because of a mismatch between GLB export
// (TinyGLTF) and GLB import (ASSIMP)
// TEST(FileGLTF, WriteReadTriangleMeshFromGLB) {
// geometry::TriangleMesh tm_gt;
// tm_gt.vertices_ = {{0, 0, 0}, {0, 1, 0}, {0, 0, 1}};
// tm_gt.triangles_ = {{0, 1, 2}};
// tm_gt.ComputeVertexNormals();
// const std::string tmp_glb_path =
// utility::filesystem::GetTempDirectoryPath() + "/tmp.glb";
// io::WriteTriangleMesh(tmp_glb_path, tm_gt);
//
// geometry::TriangleMesh tm_test;
// io::ReadTriangleMesh(tmp_glb_path, tm_test, false);
//
// ExpectEQ(tm_gt.vertices_, tm_test.vertices_);
// ExpectEQ(tm_gt.triangles_, tm_test.triangles_);
// ExpectEQ(tm_gt.vertex_normals_, tm_test.vertex_normals_);
// }
} // namespace tests
} // namespace open3d
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