Function MakePyramidMesh

src/colmap/mvs/texture_mapping_test.cc:155–171

Create a 4-face pyramid mesh.

// Create a 4-face pyramid mesh.
PlyMesh MakePyramidMesh() {
  PlyMesh mesh;
  mesh.vertices = {
      PlyMeshVertex(0.0f, 0.0f, 0.0f),
      PlyMeshVertex(1.0f, 0.0f, 0.0f),
      PlyMeshVertex(1.0f, 1.0f, 0.0f),
      PlyMeshVertex(0.0f, 1.0f, 0.0f),
      PlyMeshVertex(0.5f, 0.5f, 1.0f),
  };
  mesh.faces = {
      PlyMeshFace(0, 1, 4),
      PlyMeshFace(1, 2, 4),
      PlyMeshFace(2, 3, 4),
      PlyMeshFace(3, 0, 4),
  };
  return mesh;
}

// Create a 12-face cube mesh (2 triangles per face).
PlyMesh MakeCubeMesh() {