py_doc.cpp 61 KB

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  1. const char *__doc_igl_active_set = R"igl_Qu8mg5v7(// Known Bugs: rows of [Aeq;Aieq] **must** be linearly independent. Should be
  2. // using QR decomposition otherwise:
  3. // http://www.okstate.edu/sas/v8/sashtml/ormp/chap5/sect32.htm
  4. //
  5. // ACTIVE_SET Minimize quadratic energy
  6. //
  7. // 0.5*Z'*A*Z + Z'*B + C with constraints
  8. //
  9. // that Z(known) = Y, optionally also subject to the constraints Aeq*Z = Beq,
  10. // and further optionally subject to the linear inequality constraints that
  11. // Aieq*Z <= Bieq and constant inequality constraints lx <= x <= ux
  12. //
  13. // Inputs:
  14. // A n by n matrix of quadratic coefficients
  15. // B n by 1 column of linear coefficients
  16. // known list of indices to known rows in Z
  17. // Y list of fixed values corresponding to known rows in Z
  18. // Aeq meq by n list of linear equality constraint coefficients
  19. // Beq meq by 1 list of linear equality constraint constant values
  20. // Aieq mieq by n list of linear inequality constraint coefficients
  21. // Bieq mieq by 1 list of linear inequality constraint constant values
  22. // lx n by 1 list of lower bounds [] implies -Inf
  23. // ux n by 1 list of upper bounds [] implies Inf
  24. // params struct of additional parameters (see below)
  25. // Z if not empty, is taken to be an n by 1 list of initial guess values
  26. // (see output)
  27. // Outputs:
  28. // Z n by 1 list of solution values
  29. // Returns true on success, false on error
  30. //
  31. // Benchmark: For a harmonic solve on a mesh with 325K facets, matlab 2.2
  32. // secs, igl/min_quad_with_fixed.h 7.1 secs
  33. //)igl_Qu8mg5v7";
  34. const char *__doc_igl_arap_precomputation = R"igl_Qu8mg5v7(// Compute necessary information to start using an ARAP deformation
  35. //
  36. // Inputs:
  37. // V #V by dim list of mesh positions
  38. // F #F by simplex-size list of triangle|tet indices into V
  39. // dim dimension being used at solve time. For deformation usually dim =
  40. // V.cols(), for surface parameterization V.cols() = 3 and dim = 2
  41. // b #b list of "boundary" fixed vertex indices into V
  42. // Outputs:
  43. // data struct containing necessary precomputation)igl_Qu8mg5v7";
  44. const char *__doc_igl_arap_solve = R"igl_Qu8mg5v7(// Inputs:
  45. // bc #b by dim list of boundary conditions
  46. // data struct containing necessary precomputation and parameters
  47. // U #V by dim initial guess)igl_Qu8mg5v7";
  48. const char *__doc_igl_avg_edge_length = R"igl_Qu8mg5v7(// Compute the average edge length for the given triangle mesh
  49. // Templates:
  50. // DerivedV derived from vertex positions matrix type: i.e. MatrixXd
  51. // DerivedF derived from face indices matrix type: i.e. MatrixXi
  52. // DerivedL derived from edge lengths matrix type: i.e. MatrixXd
  53. // Inputs:
  54. // V eigen matrix #V by 3
  55. // F #F by simplex-size list of mesh faces (must be simplex)
  56. // Outputs:
  57. // l average edge length
  58. //
  59. // See also: adjacency_matrix)igl_Qu8mg5v7";
  60. const char *__doc_igl_barycenter = R"igl_Qu8mg5v7(// Computes the barycenter of every simplex
  61. //
  62. // Inputs:
  63. // V #V x dim matrix of vertex coordinates
  64. // F #F x simplex_size matrix of indices of simplex corners into V
  65. // Output:
  66. // BC #F x dim matrix of 3d vertices
  67. //)igl_Qu8mg5v7";
  68. const char *__doc_igl_barycentric_coordinates = R"igl_Qu8mg5v7(// Compute barycentric coordinates in a tet
  69. //
  70. // Inputs:
  71. // P #P by 3 Query points in 3d
  72. // A #P by 3 Tet corners in 3d
  73. // B #P by 3 Tet corners in 3d
  74. // C #P by 3 Tet corners in 3d
  75. // D #P by 3 Tet corners in 3d
  76. // Outputs:
  77. // L #P by 4 list of barycentric coordinates
  78. // )igl_Qu8mg5v7";
  79. const char *__doc_igl_bbw_bbw = R"igl_Qu8mg5v7(// Compute Bounded Biharmonic Weights on a given domain (V,Ele) with a given
  80. // set of boundary conditions
  81. //
  82. // Templates
  83. // DerivedV derived type of eigen matrix for V (e.g. MatrixXd)
  84. // DerivedF derived type of eigen matrix for F (e.g. MatrixXi)
  85. // Derivedb derived type of eigen matrix for b (e.g. VectorXi)
  86. // Derivedbc derived type of eigen matrix for bc (e.g. MatrixXd)
  87. // DerivedW derived type of eigen matrix for W (e.g. MatrixXd)
  88. // Inputs:
  89. // V #V by dim vertex positions
  90. // Ele #Elements by simplex-size list of element indices
  91. // b #b boundary indices into V
  92. // bc #b by #W list of boundary values
  93. // data object containing options, intial guess --> solution and results
  94. // Outputs:
  95. // W #V by #W list of *unnormalized* weights to normalize use
  96. // igl::normalize_row_sums(W,W);
  97. // Returns true on success, false on failure)igl_Qu8mg5v7";
  98. const char *__doc_igl_boundary_conditions = R"igl_Qu8mg5v7(// Compute boundary conditions for automatic weights computation. This
  99. // function expects that the given mesh (V,Ele) has sufficient samples
  100. // (vertices) exactly at point handle locations and exactly along bone and
  101. // cage edges.
  102. //
  103. // Inputs:
  104. // V #V by dim list of domain vertices
  105. // Ele #Ele by simplex-size list of simplex indices
  106. // C #C by dim list of handle positions
  107. // P #P by 1 list of point handle indices into C
  108. // BE #BE by 2 list of bone edge indices into C
  109. // CE #CE by 2 list of cage edge indices into *P*
  110. // Outputs:
  111. // b #b list of boundary indices (indices into V of vertices which have
  112. // known, fixed values)
  113. // bc #b by #weights list of known/fixed values for boundary vertices
  114. // (notice the #b != #weights in general because #b will include all the
  115. // intermediary samples along each bone, etc.. The ordering of the
  116. // weights corresponds to [P;BE]
  117. // Returns true if boundary conditions make sense)igl_Qu8mg5v7";
  118. const char *__doc_igl_boundary_facets = R"igl_Qu8mg5v7(// BOUNDARY_FACETS Determine boundary faces (edges) of tetrahedra (triangles)
  119. // stored in T (analogous to qptoolbox's `outline` and `boundary_faces`).
  120. //
  121. // Templates:
  122. // IntegerT integer-value: e.g. int
  123. // IntegerF integer-value: e.g. int
  124. // Input:
  125. // T tetrahedron (triangle) index list, m by 4 (3), where m is the number of tetrahedra
  126. // Output:
  127. // F list of boundary faces, n by 3 (2), where n is the number of boundary faces
  128. //
  129. //)igl_Qu8mg5v7";
  130. const char *__doc_igl_boundary_loop = R"igl_Qu8mg5v7(// Compute list of ordered boundary loops for a manifold mesh.
  131. //
  132. // Templates:
  133. // Index index type
  134. // Inputs:
  135. // F #V by dim list of mesh faces
  136. // Outputs:
  137. // L list of loops where L[i] = ordered list of boundary vertices in loop i
  138. //)igl_Qu8mg5v7";
  139. const char *__doc_igl_cat = R"igl_Qu8mg5v7(// Perform concatenation of a two matrices along a single dimension
  140. // If dim == 1, then C = [A;B]. If dim == 2 then C = [A B]
  141. //
  142. // Template:
  143. // Scalar scalar data type for sparse matrices like double or int
  144. // Mat matrix type for all matrices (e.g. MatrixXd, SparseMatrix)
  145. // MatC matrix type for ouput matrix (e.g. MatrixXd) needs to support
  146. // resize
  147. // Inputs:
  148. // A first input matrix
  149. // B second input matrix
  150. // dim dimension along which to concatenate, 0 or 1
  151. // Outputs:
  152. // C output matrix
  153. // )igl_Qu8mg5v7";
  154. const char *__doc_igl_collapse_edge = R"igl_Qu8mg5v7(See collapse_edge for the documentation.)igl_Qu8mg5v7";
  155. const char *__doc_igl_colon = R"igl_Qu8mg5v7(// Colon operator like matlab's colon operator. Enumerats values between low
  156. // and hi with step step.
  157. // Templates:
  158. // L should be a eigen matrix primitive type like int or double
  159. // S should be a eigen matrix primitive type like int or double
  160. // H should be a eigen matrix primitive type like int or double
  161. // T should be a eigen matrix primitive type like int or double
  162. // Inputs:
  163. // low starting value if step is valid then this is *always* the first
  164. // element of I
  165. // step step difference between sequential elements returned in I,
  166. // remember this will be cast to template T at compile time. If low<hi
  167. // then step must be positive. If low>hi then step must be negative.
  168. // Otherwise I will be set to empty.
  169. // hi ending value, if (hi-low)%step is zero then this will be the last
  170. // element in I. If step is positive there will be no elements greater
  171. // than hi, vice versa if hi<low
  172. // Output:
  173. // I list of values from low to hi with step size step)igl_Qu8mg5v7";
  174. const char *__doc_igl_column_to_quats = R"igl_Qu8mg5v7(// "Columnize" a list of quaternions (q1x,q1y,q1z,q1w,q2x,q2y,q2z,q2w,...)
  175. //
  176. // Inputs:
  177. // Q n*4-long list of coefficients
  178. // Outputs:
  179. // vQ n-long list of quaternions
  180. // Returns false if n%4!=0)igl_Qu8mg5v7";
  181. const char *__doc_igl_comb_cross_field = R"igl_Qu8mg5v7(// Inputs:
  182. // V #V by 3 eigen Matrix of mesh vertex 3D positions
  183. // F #F by 4 eigen Matrix of face (quad) indices
  184. // PD1in #F by 3 eigen Matrix of the first per face cross field vector
  185. // PD2in #F by 3 eigen Matrix of the second per face cross field vector
  186. // Output:
  187. // PD1out #F by 3 eigen Matrix of the first combed cross field vector
  188. // PD2out #F by 3 eigen Matrix of the second combed cross field vector
  189. //)igl_Qu8mg5v7";
  190. const char *__doc_igl_comb_frame_field = R"igl_Qu8mg5v7(// Inputs:
  191. // V #V by 3 eigen Matrix of mesh vertex 3D positions
  192. // F #F by 4 eigen Matrix of face (quad) indices
  193. // PD1 #F by 3 eigen Matrix of the first per face cross field vector
  194. // PD2 #F by 3 eigen Matrix of the second per face cross field vector
  195. // BIS1_combed #F by 3 eigen Matrix of the first combed bisector field vector
  196. // BIS2_combed #F by 3 eigen Matrix of the second combed bisector field vector
  197. // Output:
  198. // PD1_combed #F by 3 eigen Matrix of the first combed cross field vector
  199. // PD2_combed #F by 3 eigen Matrix of the second combed cross field vector
  200. //)igl_Qu8mg5v7";
  201. const char *__doc_igl_compute_frame_field_bisectors = R"igl_Qu8mg5v7(// Compute bisectors of a frame field defined on mesh faces
  202. // Inputs:
  203. // V #V by 3 eigen Matrix of mesh vertex 3D positions
  204. // F #F by 3 eigen Matrix of face (triangle) indices
  205. // B1 #F by 3 eigen Matrix of face (triangle) base vector 1
  206. // B2 #F by 3 eigen Matrix of face (triangle) base vector 2
  207. // PD1 #F by 3 eigen Matrix of the first per face frame field vector
  208. // PD2 #F by 3 eigen Matrix of the second per face frame field vector
  209. // Output:
  210. // BIS1 #F by 3 eigen Matrix of the first per face frame field bisector
  211. // BIS2 #F by 3 eigen Matrix of the second per face frame field bisector
  212. //)igl_Qu8mg5v7";
  213. const char *__doc_igl_copyleft_cgal_mesh_boolean = R"igl_Qu8mg5v7(// MESH_BOOLEAN Compute boolean csg operations on "solid", consistently
  214. // oriented meshes.
  215. //
  216. // Inputs:
  217. // VA #VA by 3 list of vertex positions of first mesh
  218. // FA #FA by 3 list of triangle indices into VA
  219. // VB #VB by 3 list of vertex positions of second mesh
  220. // FB #FB by 3 list of triangle indices into VB
  221. // type type of boolean operation
  222. // Outputs:
  223. // VC #VC by 3 list of vertex positions of boolean result mesh
  224. // FC #FC by 3 list of triangle indices into VC
  225. // J #FC list of indices into [FA;FA.rows()+FB] revealing "birth" facet
  226. // Returns true if inputs induce a piecewise constant winding number
  227. // field and type is valid
  228. //
  229. // See also: mesh_boolean_cork, intersect_other,
  230. // remesh_self_intersections)igl_Qu8mg5v7";
  231. const char *__doc_igl_copyleft_comiso_miq = R"igl_Qu8mg5v7(// Inputs:
  232. // V #V by 3 list of mesh vertex 3D positions
  233. // F #F by 3 list of faces indices in V
  234. // PD1 #V by 3 first line of the Jacobian per triangle
  235. // PD2 #V by 3 second line of the Jacobian per triangle
  236. // (optional, if empty it will be a vector in the tangent plane orthogonal to PD1)
  237. // scale global scaling for the gradient (controls the quads resolution)
  238. // stiffness weight for the stiffness iterations
  239. // direct_round greedily round all integer variables at once (greatly improves optimization speed but lowers quality)
  240. // iter stiffness iterations (0 = no stiffness)
  241. // local_iter number of local iterations for the integer rounding
  242. // do_round enables the integer rounding (disabling it could be useful for debugging)
  243. // round_vertices id of additional vertices that should be snapped to integer coordinates
  244. // hard_features #H by 2 list of pairs of vertices that belongs to edges that should be snapped to integer coordinates
  245. //
  246. // Output:
  247. // UV #UV by 2 list of vertices in 2D
  248. // FUV #FUV by 3 list of face indices in UV
  249. //
  250. // TODO: rename the parameters name in the cpp consistenly
  251. // improve the handling of hard_features, right now it might fail in difficult cases)igl_Qu8mg5v7";
  252. const char *__doc_igl_copyleft_comiso_nrosy = R"igl_Qu8mg5v7(// Generate a N-RoSy field from a sparse set of constraints
  253. //
  254. // Inputs:
  255. // V #V by 3 list of mesh vertex coordinates
  256. // F #F by 3 list of mesh faces (must be triangles)
  257. // b #B by 1 list of constrained face indices
  258. // bc #B by 3 list of representative vectors for the constrained
  259. // faces
  260. // b_soft #S by 1 b for soft constraints
  261. // w_soft #S by 1 weight for the soft constraints (0-1)
  262. // bc_soft #S by 3 bc for soft constraints
  263. // N the degree of the N-RoSy vector field
  264. // soft the strenght of the soft contraints w.r.t. smoothness
  265. // (0 -> smoothness only, 1->constraints only)
  266. // Outputs:
  267. // R #F by 3 the representative vectors of the interpolated field
  268. // S #V by 1 the singularity index for each vertex (0 = regular))igl_Qu8mg5v7";
  269. const char *__doc_igl_copyleft_marching_cubes = R"igl_Qu8mg5v7(// marching_cubes( values, points, x_res, y_res, z_res, vertices, faces )
  270. //
  271. // performs marching cubes reconstruction on the grid defined by values, and
  272. // points, and generates vertices and faces
  273. //
  274. // Input:
  275. // values #number_of_grid_points x 1 array -- the scalar values of an
  276. // implicit function defined on the grid points (<0 in the inside of the
  277. // surface, 0 on the border, >0 outside)
  278. // points #number_of_grid_points x 3 array -- 3-D positions of the grid
  279. // points, ordered in x,y,z order:
  280. // points[index] = the point at (x,y,z) where :
  281. // x = (index % (xres -1),
  282. // y = (index / (xres-1)) %(yres-1),
  283. // z = index / (xres -1) / (yres -1) ).
  284. // where x,y,z index x, y, z dimensions
  285. // i.e. index = x + y*xres + z*xres*yres
  286. // xres resolutions of the grid in x dimension
  287. // yres resolutions of the grid in y dimension
  288. // zres resolutions of the grid in z dimension
  289. // Output:
  290. // vertices #V by 3 list of mesh vertex positions
  291. // faces #F by 3 list of mesh triangle indices
  292. //)igl_Qu8mg5v7";
  293. const char *__doc_igl_copyleft_swept_volume = R"igl_Qu8mg5v7(// Compute the surface of the swept volume of a solid object with surface
  294. // (V,F) mesh under going rigid motion.
  295. //
  296. // Inputs:
  297. // V #V by 3 list of mesh positions in reference pose
  298. // F #F by 3 list of mesh indices into V
  299. // transform function handle so that transform(t) returns the rigid
  300. // transformation at time t∈[0,1]
  301. // steps number of time steps: steps=3 --> t∈{0,0.5,1}
  302. // grid_res number of grid cells on the longest side containing the
  303. // motion (isolevel+1 cells will also be added on each side as padding)
  304. // isolevel distance level to be contoured as swept volume
  305. // Outputs:
  306. // SV #SV by 3 list of mesh positions of the swept surface
  307. // SF #SF by 3 list of mesh faces into SV)igl_Qu8mg5v7";
  308. const char *__doc_igl_copyleft_tetgen_tetrahedralize = R"igl_Qu8mg5v7(// Mesh the interior of a surface mesh (V,F) using tetgen
  309. //
  310. // Inputs:
  311. // V #V by 3 vertex position list
  312. // F #F list of polygon face indices into V (0-indexed)
  313. // switches string of tetgen options (See tetgen documentation) e.g.
  314. // "pq1.414a0.01" tries to mesh the interior of a given surface with
  315. // quality and area constraints
  316. // "" will mesh the convex hull constrained to pass through V (ignores F)
  317. // Outputs:
  318. // TV #V by 3 vertex position list
  319. // TT #T by 4 list of tet face indices
  320. // TF #F by 3 list of triangle face indices
  321. // Returns status:
  322. // 0 success
  323. // 1 tetgen threw exception
  324. // 2 tetgen did not crash but could not create any tets (probably there are
  325. // holes, duplicate faces etc.)
  326. // -1 other error)igl_Qu8mg5v7";
  327. const char *__doc_igl_cotmatrix = R"igl_Qu8mg5v7(// Constructs the cotangent stiffness matrix (discrete laplacian) for a given
  328. // mesh (V,F).
  329. //
  330. // Templates:
  331. // DerivedV derived type of eigen matrix for V (e.g. derived from
  332. // MatrixXd)
  333. // DerivedF derived type of eigen matrix for F (e.g. derived from
  334. // MatrixXi)
  335. // Scalar scalar type for eigen sparse matrix (e.g. double)
  336. // Inputs:
  337. // V #V by dim list of mesh vertex positions
  338. // F #F by simplex_size list of mesh faces (must be triangles)
  339. // Outputs:
  340. // L #V by #V cotangent matrix, each row i corresponding to V(i,:)
  341. //
  342. // See also: adjacency_matrix
  343. //
  344. // Note: This Laplacian uses the convention that diagonal entries are
  345. // **minus** the sum of off-diagonal entries. The diagonal entries are
  346. // therefore in general negative and the matrix is **negative** semi-definite
  347. // (immediately, -L is **positive** semi-definite)
  348. //
  349. // Known bugs: off by 1e-16 on regular grid. I think its a problem of
  350. // arithmetic order in cotmatrix_entries.h: C(i,e) = (arithmetic)/dblA/4)igl_Qu8mg5v7";
  351. const char *__doc_igl_covariance_scatter_matrix = R"igl_Qu8mg5v7(// Construct the covariance scatter matrix for a given arap energy
  352. // Inputs:
  353. // V #V by Vdim list of initial domain positions
  354. // F #F by 3 list of triangle indices into V
  355. // energy ARAPEnergyType enum value defining which energy is being used.
  356. // See ARAPEnergyType.h for valid options and explanations.
  357. // Outputs:
  358. // CSM dim*#V/#F by dim*#V sparse matrix containing special laplacians along
  359. // the diagonal so that when multiplied by V gives covariance matrix
  360. // elements, can be used to speed up covariance matrix computation)igl_Qu8mg5v7";
  361. const char *__doc_igl_cross_field_missmatch = R"igl_Qu8mg5v7(// Inputs:
  362. // V #V by 3 eigen Matrix of mesh vertex 3D positions
  363. // F #F by 3 eigen Matrix of face (quad) indices
  364. // PD1 #F by 3 eigen Matrix of the first per face cross field vector
  365. // PD2 #F by 3 eigen Matrix of the second per face cross field vector
  366. // isCombed boolean, specifying whether the field is combed (i.e. matching has been precomputed.
  367. // If not, the field is combed first.
  368. // Output:
  369. // Handle_MMatch #F by 3 eigen Matrix containing the integer missmatch of the cross field
  370. // across all face edges
  371. //)igl_Qu8mg5v7";
  372. const char *__doc_igl_cut_mesh_from_singularities = R"igl_Qu8mg5v7(// Given a mesh (V,F) and the integer mismatch of a cross field per edge
  373. // (MMatch), finds the cut_graph connecting the singularities (seams) and the
  374. // degree of the singularities singularity_index
  375. //
  376. // Input:
  377. // V #V by 3 list of mesh vertex positions
  378. // F #F by 3 list of faces
  379. // MMatch #F by 3 list of per corner integer mismatch
  380. // Outputs:
  381. // seams #F by 3 list of per corner booleans that denotes if an edge is a
  382. // seam or not
  383. //)igl_Qu8mg5v7";
  384. const char *__doc_igl_deform_skeleton = R"igl_Qu8mg5v7(// Deform a skeleton.
  385. //
  386. // Inputs:
  387. // C #C by 3 list of joint positions
  388. // BE #BE by 2 list of bone edge indices
  389. // vA #BE list of bone transformations
  390. // Outputs
  391. // CT #BE*2 by 3 list of deformed joint positions
  392. // BET #BE by 2 list of bone edge indices (maintains order)
  393. //)igl_Qu8mg5v7";
  394. const char *__doc_igl_directed_edge_orientations = R"igl_Qu8mg5v7(// Determine rotations that take each edge from the x-axis to its given rest
  395. // orientation.
  396. //
  397. // Inputs:
  398. // C #C by 3 list of edge vertex positions
  399. // E #E by 2 list of directed edges
  400. // Outputs:
  401. // Q #E list of quaternions
  402. //)igl_Qu8mg5v7";
  403. const char *__doc_igl_directed_edge_parents = R"igl_Qu8mg5v7(// Recover "parents" (preceeding edges) in a tree given just directed edges.
  404. //
  405. // Inputs:
  406. // E #E by 2 list of directed edges
  407. // Outputs:
  408. // P #E list of parent indices into E (-1) means root
  409. //)igl_Qu8mg5v7";
  410. const char *__doc_igl_doublearea = R"igl_Qu8mg5v7(// DOUBLEAREA computes twice the area for each input triangle[quad]
  411. //
  412. // Templates:
  413. // DerivedV derived type of eigen matrix for V (e.g. derived from
  414. // MatrixXd)
  415. // DerivedF derived type of eigen matrix for F (e.g. derived from
  416. // MatrixXi)
  417. // DeriveddblA derived type of eigen matrix for dblA (e.g. derived from
  418. // MatrixXd)
  419. // Inputs:
  420. // V #V by dim list of mesh vertex positions
  421. // F #F by simplex_size list of mesh faces (must be triangles or quads)
  422. // Outputs:
  423. // dblA #F list of triangle[quad] double areas (SIGNED only for 2D input)
  424. //
  425. // Known bug: For dim==3 complexity is O(#V + #F)!! Not just O(#F). This is a big deal
  426. // if you have 1million unreferenced vertices and 1 face)igl_Qu8mg5v7";
  427. const char *__doc_igl_doublearea_single = R"igl_Qu8mg5v7(// Single triangle in 2D!
  428. //
  429. // This should handle streams of corners not just single corners)igl_Qu8mg5v7";
  430. const char *__doc_igl_doublearea_quad = R"igl_Qu8mg5v7(// DOUBLEAREA_QUAD computes twice the area for each input quadrilateral
  431. //
  432. // Inputs:
  433. // V #V by dim list of mesh vertex positions
  434. // F #F by simplex_size list of mesh faces (must be quadrilaterals)
  435. // Outputs:
  436. // dblA #F list of quadrilateral double areas
  437. //)igl_Qu8mg5v7";
  438. const char *__doc_igl_dqs = R"igl_Qu8mg5v7(// Dual quaternion skinning
  439. //
  440. // Inputs:
  441. // V #V by 3 list of rest positions
  442. // W #W by #C list of weights
  443. // vQ #C list of rotation quaternions
  444. // vT #C list of translation vectors
  445. // Outputs:
  446. // U #V by 3 list of new positions)igl_Qu8mg5v7";
  447. const char *__doc_igl_edge_lengths = R"igl_Qu8mg5v7(// Constructs a list of lengths of edges opposite each index in a face
  448. // (triangle/tet) list
  449. //
  450. // Templates:
  451. // DerivedV derived from vertex positions matrix type: i.e. MatrixXd
  452. // DerivedF derived from face indices matrix type: i.e. MatrixXi
  453. // DerivedL derived from edge lengths matrix type: i.e. MatrixXd
  454. // Inputs:
  455. // V eigen matrix #V by 3
  456. // F #F by 2 list of mesh edges
  457. // or
  458. // F #F by 3 list of mesh faces (must be triangles)
  459. // or
  460. // T #T by 4 list of mesh elements (must be tets)
  461. // Outputs:
  462. // L #F by {1|3|6} list of edge lengths
  463. // for edges, column of lengths
  464. // for triangles, columns correspond to edges [1,2],[2,0],[0,1]
  465. // for tets, columns correspond to edges
  466. // [3 0],[3 1],[3 2],[1 2],[2 0],[0 1]
  467. //)igl_Qu8mg5v7";
  468. const char *__doc_igl_edge_topology = R"igl_Qu8mg5v7(// Initialize Edges and their topological relations
  469. //
  470. // Output:
  471. // EV : #Ex2, Stores the edge description as pair of indices to vertices
  472. // FE : #Fx3, Stores the Triangle-Edge relation
  473. // EF : #Ex2: Stores the Edge-Triangle relation
  474. //)igl_Qu8mg5v7";
  475. const char *__doc_igl_eigs = R"igl_Qu8mg5v7(See eigs for the documentation.)igl_Qu8mg5v7";
  476. const char *__doc_igl_embree_ambient_occlusion = R"igl_Qu8mg5v7(// Compute ambient occlusion per given point
  477. //
  478. // Inputs:
  479. // ei EmbreeIntersector containing (V,F)
  480. // P #P by 3 list of origin points
  481. // N #P by 3 list of origin normals
  482. // Outputs:
  483. // S #P list of ambient occlusion values between 1 (fully occluded) and
  484. // 0 (not occluded)
  485. //)igl_Qu8mg5v7";
  486. const char *__doc_igl_embree_reorient_facets_raycast = R"igl_Qu8mg5v7(// Orient each component (identified by C) of a mesh (V,F) using ambient
  487. // occlusion such that the front side is less occluded than back side, as
  488. // described in "A Simple Method for Correcting Facet Orientations in
  489. // Polygon Meshes Based on Ray Casting" [Takayama et al. 2014].
  490. //
  491. // Inputs:
  492. // V #V by 3 list of vertex positions
  493. // F #F by 3 list of triangle indices
  494. // rays_total Total number of rays that will be shot
  495. // rays_minimum Minimum number of rays that each patch should receive
  496. // facet_wise Decision made for each face independently, no use of patches
  497. // (i.e., each face is treated as a patch)
  498. // use_parity Use parity mode
  499. // is_verbose Verbose output to cout
  500. // Outputs:
  501. // I #F list of whether face has been flipped
  502. // C #F list of patch ID (output of bfs_orient > manifold patches))igl_Qu8mg5v7";
  503. const char *__doc_igl_find_cross_field_singularities = R"igl_Qu8mg5v7(// Inputs:
  504. // V #V by 3 eigen Matrix of mesh vertex 3D positions
  505. // F #F by 3 eigen Matrix of face (quad) indices
  506. // Handle_MMatch #F by 3 eigen Matrix containing the integer missmatch of the cross field
  507. // across all face edges
  508. // Output:
  509. // isSingularity #V by 1 boolean eigen Vector indicating the presence of a singularity on a vertex
  510. // singularityIndex #V by 1 integer eigen Vector containing the singularity indices
  511. //)igl_Qu8mg5v7";
  512. const char *__doc_igl_fit_rotations = R"igl_Qu8mg5v7(// Known issues: This seems to be implemented in Eigen/Geometry:
  513. // Eigen::umeyama
  514. //
  515. // FIT_ROTATIONS Given an input mesh and new positions find rotations for
  516. // every covariance matrix in a stack of covariance matrices
  517. //
  518. // Inputs:
  519. // S nr*dim by dim stack of covariance matrices
  520. // single_precision whether to use single precision (faster)
  521. // Outputs:
  522. // R dim by dim * nr list of rotations
  523. //)igl_Qu8mg5v7";
  524. const char *__doc_igl_fit_rotations_planar = R"igl_Qu8mg5v7(// FIT_ROTATIONS Given an input mesh and new positions find 2D rotations for
  525. // every vertex that best maps its one ring to the new one ring
  526. //
  527. // Inputs:
  528. // S nr*dim by dim stack of covariance matrices, third column and every
  529. // third row will be ignored
  530. // Outputs:
  531. // R dim by dim * nr list of rotations, third row and third column of each
  532. // rotation will just be identity
  533. //)igl_Qu8mg5v7";
  534. const char *__doc_igl_fit_rotations_SSE = R"igl_Qu8mg5v7(See fit_rotations_SSE for the documentation.)igl_Qu8mg5v7";
  535. const char *__doc_igl_floor = R"igl_Qu8mg5v7(// Floor a given matrix to nearest integers
  536. //
  537. // Inputs:
  538. // X m by n matrix of scalars
  539. // Outputs:
  540. // Y m by n matrix of floored integers)igl_Qu8mg5v7";
  541. const char *__doc_igl_forward_kinematics = R"igl_Qu8mg5v7(// Given a skeleton and a set of relative bone rotations compute absolute
  542. // rigid transformations for each bone.
  543. //
  544. // Inputs:
  545. // C #C by dim list of joint positions
  546. // BE #BE by 2 list of bone edge indices
  547. // P #BE list of parent indices into BE
  548. // dQ #BE list of relative rotations
  549. // dT #BE list of relative translations
  550. // Outputs:
  551. // vQ #BE list of absolute rotations
  552. // vT #BE list of absolute translations)igl_Qu8mg5v7";
  553. const char *__doc_igl_gaussian_curvature = R"igl_Qu8mg5v7(// Compute discrete local integral gaussian curvature (angle deficit, without
  554. // averaging by local area).
  555. //
  556. // Inputs:
  557. // V #V by 3 eigen Matrix of mesh vertex 3D positions
  558. // F #F by 3 eigen Matrix of face (triangle) indices
  559. // Output:
  560. // K #V by 1 eigen Matrix of discrete gaussian curvature values
  561. //)igl_Qu8mg5v7";
  562. const char *__doc_igl_get_seconds = R"igl_Qu8mg5v7(// Return the current time in seconds since program start
  563. //
  564. // Example:
  565. // const auto & tictoc = []()
  566. // {
  567. // static double t_start = igl::get_seconds();
  568. // double diff = igl::get_seconds()-t_start;
  569. // t_start += diff;
  570. // return diff;
  571. // };
  572. // tictoc();
  573. // ... // part 1
  574. // cout<<"part 1: "<<tictoc()<<endl;
  575. // ... // part 2
  576. // cout<<"part 2: "<<tictoc()<<endl;
  577. // ... // etc)igl_Qu8mg5v7";
  578. const char *__doc_igl_grad = R"igl_Qu8mg5v7(// Gradient of a scalar function defined on piecewise linear elements (mesh)
  579. // is constant on each triangle i,j,k:
  580. // grad(Xijk) = (Xj-Xi) * (Vi - Vk)^R90 / 2A + (Xk-Xi) * (Vj - Vi)^R90 / 2A
  581. // where Xi is the scalar value at vertex i, Vi is the 3D position of vertex
  582. // i, and A is the area of triangle (i,j,k). ^R90 represent a rotation of
  583. // 90 degrees
  584. //)igl_Qu8mg5v7";
  585. const char *__doc_igl_harmonic = R"igl_Qu8mg5v7(// Compute k-harmonic weight functions "coordinates".
  586. //
  587. //
  588. // Inputs:
  589. // V #V by dim vertex positions
  590. // F #F by simplex-size list of element indices
  591. // b #b boundary indices into V
  592. // bc #b by #W list of boundary values
  593. // k power of harmonic operation (1: harmonic, 2: biharmonic, etc)
  594. // Outputs:
  595. // W #V by #W list of weights
  596. //)igl_Qu8mg5v7";
  597. const char *__doc_igl_hsv_to_rgb = R"igl_Qu8mg5v7(// Convert RGB to HSV
  598. //
  599. // Inputs:
  600. // h hue value (degrees: [0,360])
  601. // s saturation value ([0,1])
  602. // v value value ([0,1])
  603. // Outputs:
  604. // r red value ([0,1])
  605. // g green value ([0,1])
  606. // b blue value ([0,1]))igl_Qu8mg5v7";
  607. const char *__doc_igl_internal_angles = R"igl_Qu8mg5v7(// Compute internal angles for a triangle mesh
  608. //
  609. // Inputs:
  610. // V #V by dim eigen Matrix of mesh vertex nD positions
  611. // F #F by poly-size eigen Matrix of face (triangle) indices
  612. // Output:
  613. // K #F by poly-size eigen Matrix of internal angles
  614. // for triangles, columns correspond to edges [1,2],[2,0],[0,1]
  615. //
  616. // Known Issues:
  617. // if poly-size ≠ 3 then dim must equal 3.)igl_Qu8mg5v7";
  618. const char *__doc_igl_invert_diag = R"igl_Qu8mg5v7(// Templates:
  619. // T should be a eigen sparse matrix primitive type like int or double
  620. // Inputs:
  621. // X an m by n sparse matrix
  622. // Outputs:
  623. // Y an m by n sparse matrix)igl_Qu8mg5v7";
  624. const char *__doc_igl_is_irregular_vertex = R"igl_Qu8mg5v7(// Determine if a vertex is irregular, i.e. it has more than 6 (triangles)
  625. // or 4 (quads) incident edges. Vertices on the boundary are ignored.
  626. //
  627. // Inputs:
  628. // V #V by dim list of vertex positions
  629. // F #F by 3[4] list of triangle[quads] indices
  630. // Returns #V vector of bools revealing whether vertices are singular
  631. //)igl_Qu8mg5v7";
  632. const char *__doc_igl_jet = R"igl_Qu8mg5v7(// JET like MATLAB's jet
  633. //
  634. // Inputs:
  635. // m number of colors
  636. // Outputs:
  637. // J m by list of RGB colors between 0 and 1
  638. //
  639. //#ifndef IGL_NO_EIGEN
  640. // void jet(const int m, Eigen::MatrixXd & J);
  641. //#endif
  642. // Wrapper for directly computing [r,g,b] values for a given factor f between
  643. // 0 and 1
  644. //
  645. // Inputs:
  646. // f factor determining color value as if 0 was min and 1 was max
  647. // Outputs:
  648. // r red value
  649. // g green value
  650. // b blue value)igl_Qu8mg5v7";
  651. const char *__doc_igl_lbs_matrix = R"igl_Qu8mg5v7(// LBS_MATRIX Linear blend skinning can be expressed by V' = M * T where V' is
  652. // a #V by dim matrix of deformed vertex positions (one vertex per row), M is a
  653. // #V by (dim+1)*#T (composed of weights and rest positions) and T is a
  654. // #T*(dim+1) by dim matrix of #T stacked transposed transformation matrices.
  655. // See equations (1) and (2) in "Fast Automatic Skinning Transformations"
  656. // [Jacobson et al 2012]
  657. //
  658. // Inputs:
  659. // V #V by dim list of rest positions
  660. // W #V+ by #T list of weights
  661. // Outputs:
  662. // M #V by #T*(dim+1)
  663. //
  664. // In MATLAB:
  665. // kron(ones(1,size(W,2)),[V ones(size(V,1),1)]).*kron(W,ones(1,size(V,2)+1)))igl_Qu8mg5v7";
  666. const char *__doc_igl_lbs_matrix_column = R"igl_Qu8mg5v7(// LBS_MATRIX construct a matrix that when multiplied against a column of
  667. // affine transformation entries computes new coordinates of the vertices
  668. //
  669. // I'm not sure it makes since that the result is stored as a sparse matrix.
  670. // The number of non-zeros per row *is* dependent on the number of mesh
  671. // vertices and handles.
  672. //
  673. // Inputs:
  674. // V #V by dim list of vertex rest positions
  675. // W #V by #handles list of correspondence weights
  676. // Output:
  677. // M #V * dim by #handles * dim * (dim+1) matrix such that
  678. // new_V(:) = LBS(V,W,A) = reshape(M * A,size(V)), where A is a column
  679. // vectors formed by the entries in each handle's dim by dim+1
  680. // transformation matrix. Specifcally, A =
  681. // reshape(permute(Astack,[3 1 2]),n*dim*(dim+1),1)
  682. // or A = [Lxx;Lyx;Lxy;Lyy;tx;ty], and likewise for other dim
  683. // if Astack(:,:,i) is the dim by (dim+1) transformation at handle i)igl_Qu8mg5v7";
  684. const char *__doc_igl_local_basis = R"igl_Qu8mg5v7(// Compute a local orthogonal reference system for each triangle in the given mesh
  685. // Templates:
  686. // DerivedV derived from vertex positions matrix type: i.e. MatrixXd
  687. // DerivedF derived from face indices matrix type: i.e. MatrixXi
  688. // Inputs:
  689. // V eigen matrix #V by 3
  690. // F #F by 3 list of mesh faces (must be triangles)
  691. // Outputs:
  692. // B1 eigen matrix #F by 3, each vector is tangent to the triangle
  693. // B2 eigen matrix #F by 3, each vector is tangent to the triangle and perpendicular to B1
  694. // B3 eigen matrix #F by 3, normal of the triangle
  695. //
  696. // See also: adjacency_matrix)igl_Qu8mg5v7";
  697. const char *__doc_igl_lscm = R"igl_Qu8mg5v7(// Compute a Least-squares conformal map parametrization (equivalently
  698. // derived in "Intrinsic Parameterizations of Surface Meshes" [Desbrun et al.
  699. // 2002] and "Least Squares Conformal Maps for Automatic Texture Atlas
  700. // Generation" [Lévy et al. 2002]), though this implementation follows the
  701. // derivation in: "Spectral Conformal Parameterization" [Mullen et al. 2008]
  702. // (note, this does **not** implement the Eigen-decomposition based method in
  703. // [Mullen et al. 2008], which is not equivalent). Input should be a manifold
  704. // mesh (also no unreferenced vertices) and "boundary" (fixed vertices) `b`
  705. // should contain at least two vertices per connected component.
  706. //
  707. // Inputs:
  708. // V #V by 3 list of mesh vertex positions
  709. // F #F by 3 list of mesh faces (must be triangles)
  710. // b #b boundary indices into V
  711. // bc #b by 3 list of boundary values
  712. // Outputs:
  713. // UV #V by 2 list of 2D mesh vertex positions in UV space
  714. // Returns true only on solver success.
  715. //)igl_Qu8mg5v7";
  716. const char *__doc_igl_map_vertices_to_circle = R"igl_Qu8mg5v7(// Map the vertices whose indices are in a given boundary loop (bnd) on the
  717. // unit circle with spacing proportional to the original boundary edge
  718. // lengths.
  719. //
  720. // Inputs:
  721. // V #V by dim list of mesh vertex positions
  722. // b #W list of vertex ids
  723. // Outputs:
  724. // UV #W by 2 list of 2D position on the unit circle for the vertices in b)igl_Qu8mg5v7";
  725. const char *__doc_igl_massmatrix = R"igl_Qu8mg5v7(// Constructs the mass (area) matrix for a given mesh (V,F).
  726. //
  727. // Templates:
  728. // DerivedV derived type of eigen matrix for V (e.g. derived from
  729. // MatrixXd)
  730. // DerivedF derived type of eigen matrix for F (e.g. derived from
  731. // MatrixXi)
  732. // Scalar scalar type for eigen sparse matrix (e.g. double)
  733. // Inputs:
  734. // V #V by dim list of mesh vertex positions
  735. // F #F by simplex_size list of mesh faces (must be triangles)
  736. // type one of the following ints:
  737. // MASSMATRIX_TYPE_BARYCENTRIC barycentric
  738. // MASSMATRIX_TYPE_VORONOI voronoi-hybrid {default}
  739. // MASSMATRIX_TYPE_FULL full {not implemented}
  740. // Outputs:
  741. // M #V by #V mass matrix
  742. //
  743. // See also: adjacency_matrix
  744. //)igl_Qu8mg5v7";
  745. const char *__doc_igl_min_quad_with_fixed_precompute = R"igl_Qu8mg5v7(// Known Bugs: rows of Aeq **should probably** be linearly independent.
  746. // During precomputation, the rows of a Aeq are checked via QR. But in case
  747. // they're not then resulting probably will no longer be sparse: it will be
  748. // slow.
  749. //
  750. // MIN_QUAD_WITH_FIXED Minimize quadratic energy
  751. //
  752. // 0.5*Z'*A*Z + Z'*B + C with
  753. //
  754. // constraints that Z(known) = Y, optionally also subject to the constraints
  755. // Aeq*Z = Beq
  756. //
  757. // Templates:
  758. // T should be a eigen matrix primitive type like int or double
  759. // Inputs:
  760. // A n by n matrix of quadratic coefficients
  761. // known list of indices to known rows in Z
  762. // Y list of fixed values corresponding to known rows in Z
  763. // Aeq m by n list of linear equality constraint coefficients
  764. // pd flag specifying whether A(unknown,unknown) is positive definite
  765. // Outputs:
  766. // data factorization struct with all necessary information to solve
  767. // using min_quad_with_fixed_solve
  768. // Returns true on success, false on error
  769. //
  770. // Benchmark: For a harmonic solve on a mesh with 325K facets, matlab 2.2
  771. // secs, igl/min_quad_with_fixed.h 7.1 secs
  772. //)igl_Qu8mg5v7";
  773. const char *__doc_igl_min_quad_with_fixed_solve = R"igl_Qu8mg5v7(// Solves a system previously factored using min_quad_with_fixed_precompute
  774. //
  775. // Template:
  776. // T type of sparse matrix (e.g. double)
  777. // DerivedY type of Y (e.g. derived from VectorXd or MatrixXd)
  778. // DerivedZ type of Z (e.g. derived from VectorXd or MatrixXd)
  779. // Inputs:
  780. // data factorization struct with all necessary precomputation to solve
  781. // B n by 1 column of linear coefficients
  782. // Y b by 1 list of constant fixed values
  783. // Beq m by 1 list of linear equality constraint constant values
  784. // Outputs:
  785. // Z n by cols solution
  786. // sol #unknowns+#lagrange by cols solution to linear system
  787. // Returns true on success, false on error)igl_Qu8mg5v7";
  788. const char *__doc_igl_min_quad_with_fixed = R"igl_Qu8mg5v7(See min_quad_with_fixed for the documentation.)igl_Qu8mg5v7";
  789. const char *__doc_igl_n_polyvector = R"igl_Qu8mg5v7(// Inputs:
  790. // v0, v1 the two #3 by 1 vectors
  791. // normalized boolean, if false, then the vectors are normalized prior to the calculation
  792. // Output:
  793. // 3 by 3 rotation matrix that takes v0 to v1
  794. //)igl_Qu8mg5v7";
  795. const char *__doc_igl_normalize_row_lengths = R"igl_Qu8mg5v7(// Obsolete: just use A.rowwise().normalize() or B=A.rowwise().normalized();
  796. //
  797. // Normalize the rows in A so that their lengths are each 1 and place the new
  798. // entries in B
  799. // Inputs:
  800. // A #rows by k input matrix
  801. // Outputs:
  802. // B #rows by k input matrix, can be the same as A)igl_Qu8mg5v7";
  803. const char *__doc_igl_normalize_row_sums = R"igl_Qu8mg5v7(// Normalize the rows in A so that their sums are each 1 and place the new
  804. // entries in B
  805. // Inputs:
  806. // A #rows by k input matrix
  807. // Outputs:
  808. // B #rows by k input matrix, can be the same as A
  809. //
  810. // Note: This is just calling an Eigen one-liner.)igl_Qu8mg5v7";
  811. const char *__doc_igl_parula = R"igl_Qu8mg5v7(// PARULA like MATLAB's parula
  812. //
  813. // Inputs:
  814. // m number of colors
  815. // Outputs:
  816. // J m by list of RGB colors between 0 and 1
  817. //
  818. // Wrapper for directly computing [r,g,b] values for a given factor f between
  819. // 0 and 1
  820. //
  821. // Inputs:
  822. // f factor determining color value as if 0 was min and 1 was max
  823. // Outputs:
  824. // r red value
  825. // g green value
  826. // b blue value)igl_Qu8mg5v7";
  827. const char *__doc_igl_per_corner_normals = R"igl_Qu8mg5v7(// Compute vertex normals via vertex position list, face list
  828. // Inputs:
  829. // V #V by 3 eigen Matrix of mesh vertex 3D positions
  830. // F #F by 3 eigne Matrix of face (triangle) indices
  831. // corner_threshold threshold in degrees on sharp angles
  832. // Output:
  833. // CN #F*3 by 3 eigen Matrix of mesh vertex 3D normals, where the normal
  834. // for corner F(i,j) is at CN(i*3+j,:) )igl_Qu8mg5v7";
  835. const char *__doc_igl_per_edge_normals = R"igl_Qu8mg5v7(// Compute face normals via vertex position list, face list
  836. // Inputs:
  837. // V #V by 3 eigen Matrix of mesh vertex 3D positions
  838. // F #F by 3 eigen Matrix of face (triangle) indices
  839. // weight weighting type
  840. // FN #F by 3 matrix of 3D face normals per face
  841. // Output:
  842. // N #2 by 3 matrix of mesh edge 3D normals per row
  843. // E #E by 2 matrix of edge indices per row
  844. // EMAP #E by 1 matrix of indices from all edges to E
  845. //)igl_Qu8mg5v7";
  846. const char *__doc_igl_per_face_normals = R"igl_Qu8mg5v7(// Compute face normals via vertex position list, face list
  847. // Inputs:
  848. // V #V by 3 eigen Matrix of mesh vertex 3D positions
  849. // F #F by 3 eigen Matrix of face (triangle) indices
  850. // Z 3 vector normal given to faces with degenerate normal.
  851. // Output:
  852. // N #F by 3 eigen Matrix of mesh face (triangle) 3D normals
  853. //
  854. // Example:
  855. // // Give degenerate faces (1/3,1/3,1/3)^0.5
  856. // per_face_normals(V,F,Vector3d(1,1,1).normalized(),N);)igl_Qu8mg5v7";
  857. const char *__doc_igl_per_face_normals_stable = R"igl_Qu8mg5v7(// Special version where order of face indices is guaranteed not to effect
  858. // output.)igl_Qu8mg5v7";
  859. const char *__doc_igl_per_vertex_normals = R"igl_Qu8mg5v7(// Compute vertex normals via vertex position list, face list
  860. // Inputs:
  861. // V #V by 3 eigen Matrix of mesh vertex 3D positions
  862. // F #F by 3 eigne Matrix of face (triangle) indices
  863. // weighting Weighting type
  864. // Output:
  865. // N #V by 3 eigen Matrix of mesh vertex 3D normals)igl_Qu8mg5v7";
  866. const char *__doc_igl_planarize_quad_mesh = R"igl_Qu8mg5v7(// Inputs:
  867. // Vin #V by 3 eigen Matrix of mesh vertex 3D positions
  868. // F #F by 4 eigen Matrix of face (quad) indices
  869. // maxIter maximum numbers of iterations
  870. // threshold minimum allowed threshold for non-planarity
  871. // Output:
  872. // Vout #V by 3 eigen Matrix of planar mesh vertex 3D positions
  873. //)igl_Qu8mg5v7";
  874. const char *__doc_igl_png_readPNG = R"igl_Qu8mg5v7(// Read an image from a .png file into 4 memory buffers
  875. //
  876. // Input:
  877. // png_file path to .png file
  878. // Output:
  879. // R,G,B,A texture channels
  880. // Returns true on success, false on failure
  881. //)igl_Qu8mg5v7";
  882. const char *__doc_igl_png_writePNG = R"igl_Qu8mg5v7(// Writes an image to a png file
  883. //
  884. // Input:
  885. // R,G,B,A texture channels
  886. // Output:
  887. // png_file path to .png file
  888. // Returns true on success, false on failure
  889. //)igl_Qu8mg5v7";
  890. const char *__doc_igl_point_mesh_squared_distance = R"igl_Qu8mg5v7(// Compute distances from a set of points P to a triangle mesh (V,F)
  891. //
  892. // Inputs:
  893. // P #P by 3 list of query point positions
  894. // V #V by 3 list of vertex positions
  895. // Ele #Ele by (3|2|1) list of (triangle|edge|point) indices
  896. // Outputs:
  897. // sqrD #P list of smallest squared distances
  898. // I #P list of primitive indices corresponding to smallest distances
  899. // C #P by 3 list of closest points
  900. //
  901. // Known bugs: This only computes distances to given primitivess. So
  902. // unreferenced vertices are ignored. However, degenerate primitives are
  903. // handled correctly: triangle [1 2 2] is treated as a segment [1 2], and
  904. // triangle [1 1 1] is treated as a point. So one _could_ add extra
  905. // combinatorially degenerate rows to Ele for all unreferenced vertices to
  906. // also get distances to points.)igl_Qu8mg5v7";
  907. const char *__doc_igl_polar_svd = R"igl_Qu8mg5v7(// Computes the polar decomposition (R,T) of a matrix A using SVD singular
  908. // value decomposition
  909. //
  910. // Inputs:
  911. // A 3 by 3 matrix to be decomposed
  912. // Outputs:
  913. // R 3 by 3 rotation matrix part of decomposition (**always rotataion**)
  914. // T 3 by 3 stretch matrix part of decomposition
  915. // U 3 by 3 left-singular vectors
  916. // S 3 by 1 singular values
  917. // V 3 by 3 right-singular vectors
  918. //
  919. //)igl_Qu8mg5v7";
  920. const char *__doc_igl_principal_curvature = R"igl_Qu8mg5v7(// Compute the principal curvature directions and magnitude of the given triangle mesh
  921. // DerivedV derived from vertex positions matrix type: i.e. MatrixXd
  922. // DerivedF derived from face indices matrix type: i.e. MatrixXi
  923. // Inputs:
  924. // V eigen matrix #V by 3
  925. // F #F by 3 list of mesh faces (must be triangles)
  926. // radius controls the size of the neighbourhood used, 1 = average edge lenght
  927. //
  928. // Outputs:
  929. // PD1 #V by 3 maximal curvature direction for each vertex.
  930. // PD2 #V by 3 minimal curvature direction for each vertex.
  931. // PV1 #V by 1 maximal curvature value for each vertex.
  932. // PV2 #V by 1 minimal curvature value for each vertex.
  933. //
  934. // See also: average_onto_faces, average_onto_vertices
  935. //
  936. // This function has been developed by: Nikolas De Giorgis, Luigi Rocca and Enrico Puppo.
  937. // The algorithm is based on:
  938. // Efficient Multi-scale Curvature and Crease Estimation
  939. // Daniele Panozzo, Enrico Puppo, Luigi Rocca
  940. // GraVisMa, 2010)igl_Qu8mg5v7";
  941. const char *__doc_igl_quad_planarity = R"igl_Qu8mg5v7(// Compute planarity of the faces of a quad mesh
  942. // Inputs:
  943. // V #V by 3 eigen Matrix of mesh vertex 3D positions
  944. // F #F by 4 eigen Matrix of face (quad) indices
  945. // Output:
  946. // P #F by 1 eigen Matrix of mesh face (quad) planarities
  947. //)igl_Qu8mg5v7";
  948. const char *__doc_igl_randperm = R"igl_Qu8mg5v7(// Like matlab's randperm(n) but minus 1
  949. //
  950. // Inputs:
  951. // n number of elements
  952. // Outputs:
  953. // I n list of rand permutation of 0:n-1)igl_Qu8mg5v7";
  954. const char *__doc_igl_readDMAT = R"igl_Qu8mg5v7(See readDMAT for the documentation.)igl_Qu8mg5v7";
  955. const char *__doc_igl_readMESH = R"igl_Qu8mg5v7(// load a tetrahedral volume mesh from a .mesh file
  956. //
  957. // Templates:
  958. // Scalar type for positions and vectors (will be read as double and cast
  959. // to Scalar)
  960. // Index type for indices (will be read as int and cast to Index)
  961. // Input:
  962. // mesh_file_name path of .mesh file
  963. // Outputs:
  964. // V double matrix of vertex positions #V by 3
  965. // T #T list of tet indices into vertex positions
  966. // F #F list of face indices into vertex positions
  967. //
  968. // Known bugs: Holes and regions are not supported)igl_Qu8mg5v7";
  969. const char *__doc_igl_readOBJ = R"igl_Qu8mg5v7(// Read a mesh from an ascii obj file, filling in vertex positions, normals
  970. // and texture coordinates. Mesh may have faces of any number of degree
  971. //
  972. // Templates:
  973. // Scalar type for positions and vectors (will be read as double and cast
  974. // to Scalar)
  975. // Index type for indices (will be read as int and cast to Index)
  976. // Inputs:
  977. // str path to .obj file
  978. // Outputs:
  979. // V double matrix of vertex positions #V by 3
  980. // TC double matrix of texture coordinats #TC by 2
  981. // N double matrix of corner normals #N by 3
  982. // F #F list of face indices into vertex positions
  983. // FTC #F list of face indices into vertex texture coordinates
  984. // FN #F list of face indices into vertex normals
  985. // Returns true on success, false on errors)igl_Qu8mg5v7";
  986. const char *__doc_igl_readOFF = R"igl_Qu8mg5v7(// Read a mesh from an ascii obj file, filling in vertex positions, normals
  987. // and texture coordinates. Mesh may have faces of any number of degree
  988. //
  989. // Templates:
  990. // Scalar type for positions and vectors (will be read as double and cast
  991. // to Scalar)
  992. // Index type for indices (will be read as int and cast to Index)
  993. // Inputs:
  994. // str path to .obj file
  995. // Outputs:
  996. // V double matrix of vertex positions #V by 3
  997. // F #F list of face indices into vertex positions
  998. // TC double matrix of texture coordinats #TC by 2
  999. // FTC #F list of face indices into vertex texture coordinates
  1000. // N double matrix of corner normals #N by 3
  1001. // FN #F list of face indices into vertex normals
  1002. // Returns true on success, false on errors)igl_Qu8mg5v7";
  1003. const char *__doc_igl_readTGF = R"igl_Qu8mg5v7(// READTGF
  1004. //
  1005. // [V,E,P,BE,CE,PE] = readTGF(filename)
  1006. //
  1007. // Read a graph from a .tgf file
  1008. //
  1009. // Input:
  1010. // filename .tgf file name
  1011. // Ouput:
  1012. // V # vertices by 3 list of vertex positions
  1013. // E # edges by 2 list of edge indices
  1014. // P # point-handles list of point handle indices
  1015. // BE # bone-edges by 2 list of bone-edge indices
  1016. // CE # cage-edges by 2 list of cage-edge indices
  1017. // PE # pseudo-edges by 2 list of pseudo-edge indices
  1018. //
  1019. // Assumes that graph vertices are 3 dimensional)igl_Qu8mg5v7";
  1020. const char *__doc_igl_read_triangle_mesh = R"igl_Qu8mg5v7(// read mesh from an ascii file with automatic detection of file format.
  1021. // supported: obj, off, stl, wrl, ply, mesh)
  1022. //
  1023. // Templates:
  1024. // Scalar type for positions and vectors (will be read as double and cast
  1025. // to Scalar)
  1026. // Index type for indices (will be read as int and cast to Index)
  1027. // Inputs:
  1028. // str path to file
  1029. // Outputs:
  1030. // V eigen double matrix #V by 3
  1031. // F eigen int matrix #F by 3
  1032. // Returns true iff success)igl_Qu8mg5v7";
  1033. const char *__doc_igl_rotate_vectors = R"igl_Qu8mg5v7(// Rotate the vectors V by A radiants on the tangent plane spanned by B1 and
  1034. // B2
  1035. //
  1036. // Inputs:
  1037. // V #V by 3 eigen Matrix of vectors
  1038. // A #V eigen vector of rotation angles or a single angle to be applied
  1039. // to all vectors
  1040. // B1 #V by 3 eigen Matrix of base vector 1
  1041. // B2 #V by 3 eigen Matrix of base vector 2
  1042. //
  1043. // Output:
  1044. // Returns the rotated vectors
  1045. //)igl_Qu8mg5v7";
  1046. const char *__doc_igl_setdiff = R"igl_Qu8mg5v7(// Set difference of elements of matrices
  1047. //
  1048. // Inputs:
  1049. // A m-long vector of indices
  1050. // B n-long vector of indices
  1051. // Outputs:
  1052. // C (k<=m)-long vector of unique elements appearing in A but not in B
  1053. // IA (k<=m)-long list of indices into A so that C = A(IA)
  1054. //)igl_Qu8mg5v7";
  1055. const char *__doc_igl_signed_distance = R"igl_Qu8mg5v7(// Computes signed distance to a mesh
  1056. //
  1057. // Inputs:
  1058. // P #P by 3 list of query point positions
  1059. // V #V by 3 list of vertex positions
  1060. // F #F by ss list of triangle indices, ss should be 3 unless sign_type ==
  1061. // SIGNED_DISTANCE_TYPE_UNSIGNED
  1062. // sign_type method for computing distance _sign_ S
  1063. // Outputs:
  1064. // S #P list of smallest signed distances
  1065. // I #P list of facet indices corresponding to smallest distances
  1066. // C #P by 3 list of closest points
  1067. // N #P by 3 list of closest normals (only set if
  1068. // sign_type=SIGNED_DISTANCE_TYPE_PSEUDONORMAL)
  1069. //
  1070. // Known bugs: This only computes distances to triangles. So unreferenced
  1071. // vertices and degenerate triangles are ignored.)igl_Qu8mg5v7";
  1072. const char *__doc_igl_signed_distance_pseudonormal = R"igl_Qu8mg5v7(// Computes signed distance to mesh
  1073. //
  1074. // Inputs:
  1075. // tree AABB acceleration tree (see AABB.h)
  1076. // F #F by 3 list of triangle indices
  1077. // FN #F by 3 list of triangle normals
  1078. // VN #V by 3 list of vertex normals (ANGLE WEIGHTING)
  1079. // EN #E by 3 list of edge normals (UNIFORM WEIGHTING)
  1080. // EMAP #F*3 mapping edges in F to E
  1081. // q Query point
  1082. // Returns signed distance to mesh
  1083. //)igl_Qu8mg5v7";
  1084. const char *__doc_igl_signed_distance_winding_number = R"igl_Qu8mg5v7(// Inputs:
  1085. // tree AABB acceleration tree (see cgal/point_mesh_squared_distance.h)
  1086. // hier Winding number evaluation hierarchy
  1087. // q Query point
  1088. // Returns signed distance to mesh)igl_Qu8mg5v7";
  1089. const char *__doc_igl_slice = R"igl_Qu8mg5v7(// Act like the matlab X(row_indices,col_indices) operator, where
  1090. // row_indices, col_indices are non-negative integer indices.
  1091. //
  1092. // Inputs:
  1093. // X m by n matrix
  1094. // R list of row indices
  1095. // C list of column indices
  1096. // Output:
  1097. // Y #R by #C matrix
  1098. //
  1099. // See also: slice_mask)igl_Qu8mg5v7";
  1100. const char *__doc_igl_slice_into = R"igl_Qu8mg5v7(// Act like the matlab Y(row_indices,col_indices) = X
  1101. //
  1102. // Inputs:
  1103. // X xm by xn rhs matrix
  1104. // R list of row indices
  1105. // C list of column indices
  1106. // Y ym by yn lhs matrix
  1107. // Output:
  1108. // Y ym by yn lhs matrix, same as input but Y(R,C) = X)igl_Qu8mg5v7";
  1109. const char *__doc_igl_slice_mask = R"igl_Qu8mg5v7(// Act like the matlab X(row_mask,col_mask) operator, where
  1110. // row_mask, col_mask are non-negative integer indices.
  1111. //
  1112. // Inputs:
  1113. // X m by n matrix
  1114. // R m list of row bools
  1115. // C n list of column bools
  1116. // Output:
  1117. // Y #trues-in-R by #trues-in-C matrix
  1118. //
  1119. // See also: slice_mask)igl_Qu8mg5v7";
  1120. const char *__doc_igl_slice_tets = R"igl_Qu8mg5v7(// SLICE_TETS Slice through a tet mesh (V,T) along a given plane (via its
  1121. // implicit equation).
  1122. //
  1123. // Inputs:
  1124. // V #V by 3 list of tet mesh vertices
  1125. // T #T by 4 list of tet indices into V
  1126. // plane list of 4 coefficients in the plane equation: [x y z 1]'*plane = 0
  1127. // Optional:
  1128. // 'Manifold' followed by whether to stitch together triangles into a
  1129. // manifold mesh {true}: results in more compact U but slightly slower.
  1130. // Outputs:
  1131. // U #U by 3 list of triangle mesh vertices along slice
  1132. // G #G by 3 list of triangles indices into U
  1133. // J #G list of indices into T revealing from which tet each faces comes
  1134. // BC #U by #V list of barycentric coordinates (or more generally: linear
  1135. // interpolation coordinates) so that U = BC*V
  1136. // )igl_Qu8mg5v7";
  1137. const char *__doc_igl_sortrows = R"igl_Qu8mg5v7(// Act like matlab's [Y,I] = sortrows(X)
  1138. //
  1139. // Templates:
  1140. // DerivedX derived scalar type, e.g. MatrixXi or MatrixXd
  1141. // DerivedI derived integer type, e.g. MatrixXi
  1142. // Inputs:
  1143. // X m by n matrix whose entries are to be sorted
  1144. // ascending sort ascending (true, matlab default) or descending (false)
  1145. // Outputs:
  1146. // Y m by n matrix whose entries are sorted (**should not** be same
  1147. // reference as X)
  1148. // I m list of indices so that
  1149. // Y = X(I,:);)igl_Qu8mg5v7";
  1150. const char *__doc_igl_streamlines_init = R"igl_Qu8mg5v7( // Given a mesh and a field the function computes the /data/ necessary for tracing the field'
  1151. // streamlines, and creates the initial /state/ for the tracing.
  1152. // Inputs:
  1153. // V #V by 3 list of mesh vertex coordinates
  1154. // F #F by 3 list of mesh faces
  1155. // temp_field #F by 3n list of the 3D coordinates of the per-face vectors
  1156. // (n-degrees stacked horizontally for each triangle)
  1157. // treat_as_symmetric
  1158. // if true, adds n symmetry directions to the field (N = 2n). Else N = n
  1159. // percentage [0-1] percentage of faces sampled
  1160. // Outputs:
  1161. // data struct containing topology information of the mesh and field
  1162. // state struct containing the state of the tracing )igl_Qu8mg5v7";
  1163. const char *__doc_igl_streamlines_next = R"igl_Qu8mg5v7( // The function computes the next state for each point in the sample
  1164. // V #V by 3 list of mesh vertex coordinates
  1165. // F #F by 3 list of mesh faces
  1166. // data struct containing topology information
  1167. // state struct containing the state of the tracing )igl_Qu8mg5v7";
  1168. const char *__doc_igl_triangle_triangle_adjacency = R"igl_Qu8mg5v7(// Constructs the triangle-triangle adjacency matrix for a given
  1169. // mesh (V,F).
  1170. //
  1171. // Templates:
  1172. // Scalar derived type of eigen matrix for V (e.g. derived from
  1173. // MatrixXd)
  1174. // Index derived type of eigen matrix for F (e.g. derived from
  1175. // MatrixXi)
  1176. // Inputs:
  1177. // F #F by simplex_size list of mesh faces (must be triangles)
  1178. // Outputs:
  1179. // TT #F by #3 adjacent matrix, the element i,j is the id of the triangle adjacent to the j edge of triangle i
  1180. // TTi #F by #3 adjacent matrix, the element i,j is the id of edge of the triangle TT(i,j) that is adjacent with triangle i
  1181. // NOTE: the first edge of a triangle is [0,1] the second [1,2] and the third [2,3].
  1182. // this convention is DIFFERENT from cotmatrix_entries.h
  1183. // Known bug: this should not need to take V as input.)igl_Qu8mg5v7";
  1184. const char *__doc_igl_triangle_triangulate = R"igl_Qu8mg5v7(// Triangulate the interior of a polygon using the triangle library.
  1185. //
  1186. // Inputs:
  1187. // V #V by 2 list of 2D vertex positions
  1188. // E #E by 2 list of vertex ids forming unoriented edges of the boundary of the polygon
  1189. // H #H by 2 coordinates of points contained inside holes of the polygon
  1190. // flags string of options pass to triangle (see triangle documentation)
  1191. // Outputs:
  1192. // V2 #V2 by 2 coordinates of the vertives of the generated triangulation
  1193. // F2 #F2 by 3 list of indices forming the faces of the generated triangulation
  1194. //
  1195. // TODO: expose the option to prevent Steiner points on the boundary
  1196. //)igl_Qu8mg5v7";
  1197. const char *__doc_igl_unique = R"igl_Qu8mg5v7(// Act like matlab's [C,IA,IC] = unique(X)
  1198. //
  1199. // Templates:
  1200. // T comparable type T
  1201. // Inputs:
  1202. // A #A vector of type T
  1203. // Outputs:
  1204. // C #C vector of unique entries in A
  1205. // IA #C index vector so that C = A(IA);
  1206. // IC #A index vector so that A = C(IC);)igl_Qu8mg5v7";
  1207. const char *__doc_igl_unique_rows = R"igl_Qu8mg5v7(// Act like matlab's [C,IA,IC] = unique(X,'rows')
  1208. //
  1209. // Templates:
  1210. // DerivedA derived scalar type, e.g. MatrixXi or MatrixXd
  1211. // DerivedIA derived integer type, e.g. MatrixXi
  1212. // DerivedIC derived integer type, e.g. MatrixXi
  1213. // Inputs:
  1214. // A m by n matrix whose entries are to unique'd according to rows
  1215. // Outputs:
  1216. // C #C vector of unique rows in A
  1217. // IA #C index vector so that C = A(IA,:);
  1218. // IC #A index vector so that A = C(IC,:);)igl_Qu8mg5v7";
  1219. const char *__doc_igl_unproject_onto_mesh = R"igl_Qu8mg5v7(// Unproject a screen location (using current opengl viewport, projection, and
  1220. // model view) to a 3D position _onto_ a given mesh, if the ray through the
  1221. // given screen location (x,y) _hits_ the mesh.
  1222. //
  1223. // Inputs:
  1224. // pos screen space coordinates
  1225. // model model matrix
  1226. // proj projection matrix
  1227. // viewport vieweport vector
  1228. // V #V by 3 list of mesh vertex positions
  1229. // F #F by 3 list of mesh triangle indices into V
  1230. // Outputs:
  1231. // fid id of the first face hit
  1232. // bc barycentric coordinates of hit
  1233. // Returns true if there's a hit)igl_Qu8mg5v7";
  1234. const char *__doc_igl_upsample = R"igl_Qu8mg5v7(// Subdivide a mesh without moving vertices: loop subdivision but odd
  1235. // vertices stay put and even vertices are just edge midpoints
  1236. //
  1237. // Templates:
  1238. // MatV matrix for vertex positions, e.g. MatrixXd
  1239. // MatF matrix for vertex positions, e.g. MatrixXi
  1240. // Inputs:
  1241. // V #V by dim mesh vertices
  1242. // F #F by 3 mesh triangles
  1243. // Outputs:
  1244. // NV new vertex positions, V is guaranteed to be at top
  1245. // NF new list of face indices
  1246. //
  1247. // NOTE: V should not be the same as NV,
  1248. // NOTE: F should not be the same as NF, use other proto
  1249. //
  1250. // Known issues:
  1251. // - assumes (V,F) is edge-manifold.)igl_Qu8mg5v7";
  1252. const char *__doc_igl_winding_number = R"igl_Qu8mg5v7(// WINDING_NUMBER Compute the sum of solid angles of a triangle/tetrahedron
  1253. // described by points (vectors) V
  1254. //
  1255. // Templates:
  1256. // dim dimension of input
  1257. // Inputs:
  1258. // V n by 3 list of vertex positions
  1259. // F #F by 3 list of triangle indices, minimum index is 0
  1260. // O no by 3 list of origin positions
  1261. // Outputs:
  1262. // S no by 1 list of winding numbers
  1263. //
  1264. // 3d)igl_Qu8mg5v7";
  1265. const char *__doc_igl_winding_number_3 = R"igl_Qu8mg5v7(// Inputs:
  1266. // V pointer to array containing #V by 3 vertex positions along rows,
  1267. // given in column major order
  1268. // n number of mesh vertices
  1269. // F pointer to array containing #F by 3 face indices along rows,
  1270. // given in column major order
  1271. // m number of faces
  1272. // O pointer to array containing #O by 3 query positions along rows,
  1273. // given in column major order
  1274. // no number of origins
  1275. // Outputs:
  1276. // S no by 1 list of winding numbers)igl_Qu8mg5v7";
  1277. const char *__doc_igl_winding_number_2 = R"igl_Qu8mg5v7(//// Only one evaluation origin
  1278. //template <typename DerivedF>
  1279. //IGL_INLINE void winding_number_3(
  1280. // const double * V,
  1281. // const int n,
  1282. // const DerivedF * F,
  1283. // const int m,
  1284. // const double * O,
  1285. // double * S);
  1286. // 2d)igl_Qu8mg5v7";
  1287. const char *__doc_igl_writeMESH = R"igl_Qu8mg5v7(// save a tetrahedral volume mesh to a .mesh file
  1288. //
  1289. // Templates:
  1290. // Scalar type for positions and vectors (will be cast as double)
  1291. // Index type for indices (will be cast to int)
  1292. // Input:
  1293. // mesh_file_name path of .mesh file
  1294. // V double matrix of vertex positions #V by 3
  1295. // T #T list of tet indices into vertex positions
  1296. // F #F list of face indices into vertex positions
  1297. //
  1298. // Known bugs: Holes and regions are not supported)igl_Qu8mg5v7";
  1299. const char *__doc_igl_writeOBJ = R"igl_Qu8mg5v7(// Write a mesh in an ascii obj file
  1300. // Inputs:
  1301. // str path to outputfile
  1302. // V #V by 3 mesh vertex positions
  1303. // F #F by 3|4 mesh indices into V
  1304. // CN #CN by 3 normal vectors
  1305. // FN #F by 3|4 corner normal indices into CN
  1306. // TC #TC by 2|3 texture coordinates
  1307. // FTC #F by 3|4 corner texture coord indices into TC
  1308. // Returns true on success, false on error)igl_Qu8mg5v7";