Blender V2.61 - r43446
Classes | Defines | Typedefs | Functions | Variables

implicit.c File Reference
blenkernel

#include "MEM_guardedalloc.h"
#include "DNA_scene_types.h"
#include "DNA_object_types.h"
#include "DNA_object_force.h"
#include "DNA_meshdata_types.h"
#include "BLI_threads.h"
#include "BLI_math.h"
#include "BLI_linklist.h"
#include "BLI_utildefines.h"
#include "BKE_cloth.h"
#include "BKE_collision.h"
#include "BKE_effect.h"
#include "BKE_global.h"
#include <sys/time.h>

Go to the source code of this file.

Classes

struct  fmatrix3x3
struct  Implicit_Data
struct  HairGridVert

Defines

#define CLOTH_OPENMP_LIMIT   512
#define HAIR_GRID_INDEX(vec, min, max, axis)   (int)( (vec[axis] - min[axis]) / (max[axis] - min[axis]) * 9.99f );

Typedefs

typedef float lfVector [3]
typedef struct fmatrix3x3 fmatrix3x3
typedef struct Implicit_Data Implicit_Data
typedef struct HairGridVert HairGridVert

Functions

void itstart (void)
static void itend (void)
double itval (void)
DO_INLINE void mul_fvector_S (float to[3], float from[3], float scalar)
DO_INLINE void cross_fvector (float to[3], float vectorA[3], float vectorB[3])
DO_INLINE void mul_fvectorT_fvector (float to[3][3], float vectorA[3], float vectorB[3])
DO_INLINE void mul_fvectorT_fvectorS (float to[3][3], float vectorA[3], float vectorB[3], float aS)
static void print_fvector (float m3[3])
DO_INLINE void print_lfvector (float(*fLongVector)[3], unsigned int verts)
DO_INLINE lfVector * create_lfvector (unsigned int verts)
DO_INLINE void del_lfvector (float(*fLongVector)[3])
DO_INLINE void cp_lfvector (float(*to)[3], float(*from)[3], unsigned int verts)
DO_INLINE void init_lfvector (float(*fLongVector)[3], float vector[3], unsigned int verts)
DO_INLINE void zero_lfvector (float(*to)[3], unsigned int verts)
DO_INLINE void mul_lfvectorS (float(*to)[3], float(*fLongVector)[3], float scalar, unsigned int verts)
DO_INLINE void submul_lfvectorS (float(*to)[3], float(*fLongVector)[3], float scalar, unsigned int verts)
DO_INLINE float dot_lfvector (float(*fLongVectorA)[3], float(*fLongVectorB)[3], unsigned int verts)
DO_INLINE void add_lfvector_lfvector (float(*to)[3], float(*fLongVectorA)[3], float(*fLongVectorB)[3], unsigned int verts)
DO_INLINE void add_lfvector_lfvectorS (float(*to)[3], float(*fLongVectorA)[3], float(*fLongVectorB)[3], float bS, unsigned int verts)
DO_INLINE void add_lfvectorS_lfvectorS (float(*to)[3], float(*fLongVectorA)[3], float aS, float(*fLongVectorB)[3], float bS, unsigned int verts)
DO_INLINE void sub_lfvector_lfvectorS (float(*to)[3], float(*fLongVectorA)[3], float(*fLongVectorB)[3], float bS, unsigned int verts)
DO_INLINE void sub_lfvector_lfvector (float(*to)[3], float(*fLongVectorA)[3], float(*fLongVectorB)[3], unsigned int verts)
DO_INLINE void cp_fmatrix (float to[3][3], float from[3][3])
DO_INLINE void initdiag_fmatrixS (float to[3][3], float aS)
DO_INLINE float det_fmatrix (float m[3][3])
DO_INLINE void inverse_fmatrix (float to[3][3], float from[3][3])
DO_INLINE void mul_fmatrix_S (float matrix[3][3], float scalar)
DO_INLINE void mul_fvector_fmatrix (float *to, float *from, float matrix[3][3])
DO_INLINE void mul_fmatrix_fvector (float *to, float matrix[3][3], float *from)
DO_INLINE void mul_fmatrix_fmatrix (float to[3][3], float matrixA[3][3], float matrixB[3][3])
DO_INLINE void add_fmatrix_fmatrix (float to[3][3], float matrixA[3][3], float matrixB[3][3])
DO_INLINE void addadd_fmatrix_fmatrix (float to[3][3], float matrixA[3][3], float matrixB[3][3])
DO_INLINE void addsub_fmatrixS_fmatrixS (float to[3][3], float matrixA[3][3], float aS, float matrixB[3][3], float bS)
DO_INLINE void subadd_fmatrix_fmatrix (float to[3][3], float matrixA[3][3], float matrixB[3][3])
DO_INLINE void subadd_fmatrixS_fmatrixS (float to[3][3], float matrixA[3][3], float aS, float matrixB[3][3], float bS)
DO_INLINE void sub_fmatrix_fmatrix (float to[3][3], float matrixA[3][3], float matrixB[3][3])
DO_INLINE void addsub_fmatrix_fmatrix (float to[3][3], float matrixA[3][3], float matrixB[3][3])
DO_INLINE void muladd_fvector_fmatrix (float to[3], float from[3], float matrix[3][3])
DO_INLINE void muladd_fmatrix_fmatrix (float to[3][3], float matrixA[3][3], float matrixB[3][3])
DO_INLINE void mulsub_fvector_fmatrix (float to[3], float from[3], float matrix[3][3])
DO_INLINE void mulsub_fmatrix_fmatrix (float to[3][3], float matrixA[3][3], float matrixB[3][3])
DO_INLINE void muladd_fmatrix_fvector (float to[3], float matrix[3][3], float from[3])
DO_INLINE void mulsub_fmatrix_fvector (float to[3], float matrix[3][3], float from[3])
DO_INLINE fmatrix3x3 * create_bfmatrix (unsigned int verts, unsigned int springs)
DO_INLINE void del_bfmatrix (fmatrix3x3 *matrix)
DO_INLINE void cp_bfmatrix (fmatrix3x3 *to, fmatrix3x3 *from)
DO_INLINE void init_bfmatrix (fmatrix3x3 *matrix, float m3[3][3])
DO_INLINE void initdiag_bfmatrix (fmatrix3x3 *matrix, float m3[3][3])
DO_INLINE void mul_bfmatrix_S (fmatrix3x3 *matrix, float scalar)
DO_INLINE void mul_bfmatrix_lfvector (float(*to)[3], fmatrix3x3 *from, lfVector *fLongVector)
DO_INLINE void mul_prevfmatrix_lfvector (float(*to)[3], fmatrix3x3 *from, lfVector *fLongVector)
DO_INLINE void add_bfmatrix_bfmatrix (fmatrix3x3 *to, fmatrix3x3 *from, fmatrix3x3 *matrix)
DO_INLINE void addadd_bfmatrix_bfmatrix (fmatrix3x3 *to, fmatrix3x3 *from, fmatrix3x3 *matrix)
DO_INLINE void subadd_bfmatrix_bfmatrix (fmatrix3x3 *to, fmatrix3x3 *from, fmatrix3x3 *matrix)
DO_INLINE void sub_bfmatrix_bfmatrix (fmatrix3x3 *to, fmatrix3x3 *from, fmatrix3x3 *matrix)
DO_INLINE void sub_bfmatrix_Smatrix (fmatrix3x3 *to, fmatrix3x3 *from, fmatrix3x3 *matrix)
DO_INLINE void addsub_bfmatrix_bfmatrix (fmatrix3x3 *to, fmatrix3x3 *from, fmatrix3x3 *matrix)
DO_INLINE void subadd_bfmatrixS_bfmatrixS (fmatrix3x3 *to, fmatrix3x3 *from, float aS, fmatrix3x3 *matrix, float bS)
int implicit_init (Object *UNUSED(ob), ClothModifierData *clmd)
int implicit_free (ClothModifierData *clmd)
DO_INLINE float fb (float length, float L)
DO_INLINE float fbderiv (float length, float L)
DO_INLINE float fbstar (float length, float L, float kb, float cb)
DO_INLINE float fbstar_jacobi (float length, float L, float kb, float cb)
DO_INLINE void filter (lfVector *V, fmatrix3x3 *S)
static int cg_filtered (lfVector *ldV, fmatrix3x3 *lA, lfVector *lB, lfVector *z, fmatrix3x3 *S)
DO_INLINE void BuildPPinv (fmatrix3x3 *lA, fmatrix3x3 *P, fmatrix3x3 *Pinv)
DO_INLINE void dfdx_spring_type1 (float to[3][3], float extent[3], float length, float L, float dot, float k)
DO_INLINE void dfdx_spring_type2 (float to[3][3], float dir[3], float length, float L, float k, float cb)
DO_INLINE void dfdv_damp (float to[3][3], float dir[3], float damping)
DO_INLINE void dfdx_spring (float to[3][3], float dir[3], float length, float L, float k)
DO_INLINE void dfdx_damp (float to[3][3], float dir[3], float length, const float vel[3], float rest, float damping)
DO_INLINE void cloth_calc_spring_force (ClothModifierData *clmd, ClothSpring *s, lfVector *UNUSED(lF), lfVector *X, lfVector *V, fmatrix3x3 *UNUSED(dFdV), fmatrix3x3 *UNUSED(dFdX), float time)
DO_INLINE void cloth_apply_spring_force (ClothModifierData *UNUSED(clmd), ClothSpring *s, lfVector *lF, lfVector *UNUSED(X), lfVector *UNUSED(V), fmatrix3x3 *dFdV, fmatrix3x3 *dFdX)
static void CalcFloat (float *v1, float *v2, float *v3, float *n)
static void CalcFloat4 (float *v1, float *v2, float *v3, float *v4, float *n)
static float calculateVertexWindForce (float wind[3], float vertexnormal[3])
static void hair_velocity_smoothing (ClothModifierData *clmd, lfVector *lF, lfVector *lX, lfVector *lV, unsigned int numverts)
static void cloth_calc_force (ClothModifierData *clmd, float UNUSED(frame), lfVector *lF, lfVector *lX, lfVector *lV, fmatrix3x3 *dFdV, fmatrix3x3 *dFdX, ListBase *effectors, float time, fmatrix3x3 *M)
static void simulate_implicit_euler (lfVector *Vnew, lfVector *UNUSED(lX), lfVector *lV, lfVector *lF, fmatrix3x3 *dFdV, fmatrix3x3 *dFdX, float dt, fmatrix3x3 *A, lfVector *B, lfVector *dV, fmatrix3x3 *S, lfVector *z, lfVector *olddV, fmatrix3x3 *UNUSED(P), fmatrix3x3 *UNUSED(Pinv), fmatrix3x3 *M, fmatrix3x3 *UNUSED(bigI))
int cloth_calc_helper_forces (Object *UNUSED(ob), ClothModifierData *clmd, float(*initial_cos)[3], float UNUSED(step), float dt)
int implicit_solver (Object *ob, float frame, ClothModifierData *clmd, ListBase *effectors)
void implicit_set_positions (ClothModifierData *clmd)

Variables

static struct timeval _itstart _itend
static struct timezone itz
static float I [3][3] = {{1,0,0},{0,1,0},{0,0,1}}
static float ZERO [3][3] = {{0,0,0}, {0,0,0}, {0,0,0}}

Detailed Description

Definition in file implicit.c.

Define Documentation

#define CLOTH_OPENMP_LIMIT   512

Definition at line 51 of file implicit.c.

#define HAIR_GRID_INDEX (   vec,
  min,
  max,
  axis 
)    (int)( (vec[axis] - min[axis]) / (max[axis] - min[axis]) * 9.99f );

Definition at line 1426 of file implicit.c.

Referenced by hair_velocity_smoothing().

Typedef Documentation

typedef struct fmatrix3x3 fmatrix3x3
typedef struct HairGridVert HairGridVert
typedef struct Implicit_Data Implicit_Data
typedef float lfVector[3]

Definition at line 112 of file implicit.c.

Function Documentation

DO_INLINE void add_bfmatrix_bfmatrix ( fmatrix3x3 *  to,
fmatrix3x3 *  from,
fmatrix3x3 *  matrix 
)

Definition at line 638 of file implicit.c.

References add_fmatrix_fmatrix(), fmatrix3x3::scount, and fmatrix3x3::vcount.

DO_INLINE void add_fmatrix_fmatrix ( float  to[3][3],
float  matrixA[3][3],
float  matrixB[3][3] 
)

Definition at line 415 of file implicit.c.

References VECADD.

Referenced by add_bfmatrix_bfmatrix(), cloth_apply_spring_force(), and dfdx_spring_type1().

DO_INLINE void add_lfvector_lfvector ( float(*)  to[3],
float(*)  fLongVectorA[3],
float(*)  fLongVectorB[3],
unsigned int  verts 
)

Definition at line 258 of file implicit.c.

References i, and VECADD.

Referenced by cg_filtered(), mul_bfmatrix_lfvector(), and simulate_implicit_euler().

DO_INLINE void add_lfvector_lfvectorS ( float(*)  to[3],
float(*)  fLongVectorA[3],
float(*)  fLongVectorB[3],
float  bS,
unsigned int  verts 
)

Definition at line 269 of file implicit.c.

References i, and VECADDS.

Referenced by cg_filtered(), and implicit_solver().

DO_INLINE void add_lfvectorS_lfvectorS ( float(*)  to[3],
float(*)  fLongVectorA[3],
float  aS,
float(*)  fLongVectorB[3],
float  bS,
unsigned int  verts 
)

Definition at line 280 of file implicit.c.

References i, and VECADDSS.

Referenced by simulate_implicit_euler().

DO_INLINE void addadd_bfmatrix_bfmatrix ( fmatrix3x3 *  to,
fmatrix3x3 *  from,
fmatrix3x3 *  matrix 
)

Definition at line 650 of file implicit.c.

References addadd_fmatrix_fmatrix(), fmatrix3x3::scount, and fmatrix3x3::vcount.

DO_INLINE void addadd_fmatrix_fmatrix ( float  to[3][3],
float  matrixA[3][3],
float  matrixB[3][3] 
)

Definition at line 422 of file implicit.c.

References VECADDADD.

Referenced by addadd_bfmatrix_bfmatrix().

DO_INLINE void addsub_bfmatrix_bfmatrix ( fmatrix3x3 *  to,
fmatrix3x3 *  from,
fmatrix3x3 *  matrix 
)

Definition at line 698 of file implicit.c.

References addsub_fmatrix_fmatrix(), fmatrix3x3::scount, and fmatrix3x3::vcount.

DO_INLINE void addsub_fmatrix_fmatrix ( float  to[3][3],
float  matrixA[3][3],
float  matrixB[3][3] 
)

Definition at line 457 of file implicit.c.

References VECADDSUB.

Referenced by addsub_bfmatrix_bfmatrix().

DO_INLINE void addsub_fmatrixS_fmatrixS ( float  to[3][3],
float  matrixA[3][3],
float  aS,
float  matrixB[3][3],
float  bS 
)

Definition at line 429 of file implicit.c.

References VECADDSUBSS.

DO_INLINE void BuildPPinv ( fmatrix3x3 *  lA,
fmatrix3x3 *  P,
fmatrix3x3 *  Pinv 
)

Definition at line 977 of file implicit.c.

References cp_fmatrix(), inverse_fmatrix(), and fmatrix3x3::vcount.

static void CalcFloat ( float *  v1,
float *  v2,
float *  v3,
float *  n 
) [static]

Definition at line 1384 of file implicit.c.

Referenced by cloth_calc_force().

static void CalcFloat4 ( float *  v1,
float *  v2,
float *  v3,
float *  v4,
float *  n 
) [static]

Definition at line 1399 of file implicit.c.

Referenced by cloth_calc_force().

static float calculateVertexWindForce ( float  wind[3],
float  vertexnormal[3] 
) [static]

Definition at line 1417 of file implicit.c.

References INPR.

Referenced by cloth_calc_force().

static int cg_filtered ( lfVector *  ldV,
fmatrix3x3 *  lA,
lfVector *  lB,
lfVector *  z,
fmatrix3x3 *  S 
) [static]

Definition at line 910 of file implicit.c.

References add_lfvector_lfvector(), add_lfvector_lfvectorS(), cp_lfvector(), create_lfvector(), simple_enum_gen::d, del_lfvector(), dot_lfvector(), filter(), mul_bfmatrix_lfvector(), sqrt(), sub_lfvector_lfvector(), sub_lfvector_lfvectorS(), and fmatrix3x3::vcount.

Referenced by simulate_implicit_euler().

DO_INLINE void cloth_apply_spring_force ( ClothModifierData *  UNUSEDclmd,
ClothSpring *  s,
lfVector *  lF,
lfVector *  UNUSEDX,
lfVector *  UNUSEDV,
fmatrix3x3 *  dFdV,
fmatrix3x3 *  dFdX 
)

Definition at line 1361 of file implicit.c.

References add_fmatrix_fmatrix(), CLOTH_SPRING_FLAG_NEEDED, CLOTH_SPRING_TYPE_BENDING, CLOTH_SPRING_TYPE_GOAL, ClothSpring::dfdv, ClothSpring::dfdx, ClothSpring::f, ClothSpring::flags, ClothSpring::ij, ClothSpring::kl, fmatrix3x3::m, ClothSpring::matrix_index, sub_fmatrix_fmatrix(), ClothSpring::type, VECADD, and VECSUB.

Referenced by cloth_calc_force().

static void cloth_calc_force ( ClothModifierData *  clmd,
float   UNUSEDframe,
lfVector *  lF,
lfVector *  lX,
lfVector *  lV,
fmatrix3x3 *  dFdV,
fmatrix3x3 *  dFdX,
ListBase *  effectors,
float  time,
fmatrix3x3 *  M 
) [static]

Definition at line 1563 of file implicit.c.

References CalcFloat(), CalcFloat4(), calculateVertexWindForce(), cloth_apply_spring_force(), cloth_calc_spring_force(), CLOTH_SPRING_TYPE_STRUCTURAL, ClothModifierData::clothObject, ClothSimSettings::collider_friction, create_lfvector(), ClothSimSettings::Cvi, del_lfvector(), ClothSimSettings::effector_weights, PhysicsSettings::flag, EffectorWeights::global_gravity, PhysicsSettings::gravity, hair_velocity_smoothing(), i, ClothSpring::ij, init_bfmatrix(), init_lfvector(), initdiag_bfmatrix(), ClothSpring::kl, LinkNode::link, Cloth::mfaces, mul_fmatrix_fvector(), mul_fvector_S(), mul_v3_fl(), LinkNode::next, normalize_v3_v3(), NULL, Cloth::numfaces, Cloth::numverts, pd_point_from_loc(), pdDoEffectors(), PHYS_GLOBAL_GRAVITY, Scene::physics_settings, project_v3_v3v3(), ClothSpring::restlen, ClothModifierData::scene, ClothModifierData::sim_parms, Cloth::springs, submul_lfvectorS(), ClothSpring::type, MFace::v4, VECADDS, VECCOPY, VECSUB, and ClothSimSettings::velocity_smooth.

Referenced by implicit_solver().

int cloth_calc_helper_forces ( Object *  UNUSEDob,
ClothModifierData *  clmd,
float(*)  initial_cos[3],
float   UNUSEDstep,
float  dt 
)

Definition at line 1754 of file implicit.c.

References add_v3_v3(), CLOTH_SPRING_TYPE_SHEAR, CLOTH_SPRING_TYPE_STRUCTURAL, ClothModifierData::clothObject, copy_v3_v3(), cos(), credits_svn_gen::e, ClothVertex::goal, i, ClothSpring::ij, ClothSpring::kl, len(), len_v3v3(), LinkNode::link, ClothVertex::mass, MEM_callocN(), MEM_freeN(), mul_v3_fl(), LinkNode::next, normalize_v3(), Cloth::numverts, ClothSpring::restlen, Cloth::springs, sub_v3_v3v3(), ClothVertex::tv, ClothVertex::tx, ClothSpring::type, and Cloth::verts.

DO_INLINE void cloth_calc_spring_force ( ClothModifierData *  clmd,
ClothSpring *  s,
lfVector *  UNUSEDlF,
lfVector *  X,
lfVector *  V,
fmatrix3x3 *  UNUSEDdFdV,
fmatrix3x3 *  UNUSEDdFdX,
float  time 
)

Definition at line 1225 of file implicit.c.

References ABS, ALMOST_ZERO, ClothSimSettings::avg_spring_len, ClothSimSettings::bending, ClothSimSettings::Cdis, CLOTH_SIMSETTINGS_FLAG_NO_SPRING_COMPRESS, CLOTH_SPRING_FLAG_NEEDED, CLOTH_SPRING_TYPE_GOAL, CLOTH_SPRING_TYPE_SHEAR, CLOTH_SPRING_TYPE_STRUCTURAL, ClothModifierData::clothObject, cp_fmatrix(), ClothSpring::dfdv, dfdv_damp(), ClothSpring::dfdx, dfdx_spring(), dfdx_spring_type2(), dot(), ClothSpring::f, fbstar(), ClothSpring::flags, ClothSimSettings::flags, ClothVertex::goal, ClothSimSettings::goalfrict, ClothSimSettings::goalspring, ClothSpring::ij, INPR, ClothSpring::kl, L, length(), ClothSimSettings::max_bend, ClothSimSettings::max_struct, mul_fvector_S(), ClothSpring::restlen, ClothModifierData::sim_parms, sqrt(), ClothSpring::stiffness, ClothSimSettings::structural, ClothSpring::type, VECADD, VECADDS, VECCOPY, VECSUB, Cloth::verts, ClothVertex::xconst, and ClothVertex::xold.

Referenced by cloth_calc_force().

DO_INLINE void cp_bfmatrix ( fmatrix3x3 *  to,
fmatrix3x3 *  from 
)

Definition at line 546 of file implicit.c.

Referenced by simulate_implicit_euler().

DO_INLINE void cp_fmatrix ( float  to[3][3],
float  from[3][3] 
)

Definition at line 324 of file implicit.c.

References VECCOPY.

Referenced by BuildPPinv(), cloth_calc_spring_force(), init_bfmatrix(), initdiag_bfmatrix(), and initdiag_fmatrixS().

DO_INLINE void cp_lfvector ( float(*)  to[3],
float(*)  from[3],
unsigned int  verts 
)

Definition at line 203 of file implicit.c.

Referenced by cg_filtered(), implicit_solver(), and simulate_implicit_euler().

DO_INLINE fmatrix3x3* create_bfmatrix ( unsigned int  verts,
unsigned int  springs 
)

Definition at line 528 of file implicit.c.

References MEM_callocN(), fmatrix3x3::scount, and fmatrix3x3::vcount.

Referenced by implicit_init().

DO_INLINE lfVector* create_lfvector ( unsigned int  verts)

Definition at line 187 of file implicit.c.

References MEM_callocN().

Referenced by cg_filtered(), cloth_calc_force(), implicit_init(), mul_bfmatrix_lfvector(), and simulate_implicit_euler().

DO_INLINE void cross_fvector ( float  to[3],
float  vectorA[3],
float  vectorB[3] 
)

Definition at line 142 of file implicit.c.

DO_INLINE void del_bfmatrix ( fmatrix3x3 *  matrix)

Definition at line 537 of file implicit.c.

References MEM_freeN(), and NULL.

Referenced by implicit_free().

DO_INLINE void del_lfvector ( float(*)  fLongVector[3])

Definition at line 194 of file implicit.c.

References MEM_freeN(), and NULL.

Referenced by cg_filtered(), cloth_calc_force(), implicit_free(), mul_bfmatrix_lfvector(), and simulate_implicit_euler().

DO_INLINE float det_fmatrix ( float  m[3][3])

Definition at line 343 of file implicit.c.

Referenced by inverse_fmatrix().

DO_INLINE void dfdv_damp ( float  to[3][3],
float  dir[3],
float  damping 
)

Definition at line 1195 of file implicit.c.

References mul_fvectorT_fvectorS().

Referenced by cloth_calc_spring_force().

DO_INLINE void dfdx_damp ( float  to[3][3],
float  dir[3],
float  length,
const float  vel[3],
float  rest,
float  damping 
)

Definition at line 1215 of file implicit.c.

References INPR, MAX2, mul_fmatrix_S(), mul_fvectorT_fvector(), and sub_fmatrix_fmatrix().

DO_INLINE void dfdx_spring ( float  to[3][3],
float  dir[3],
float  length,
float  L,
float  k 
)

Definition at line 1202 of file implicit.c.

References mul_fmatrix_S(), mul_fvectorT_fvector(), and sub_fmatrix_fmatrix().

Referenced by cloth_calc_spring_force().

DO_INLINE void dfdx_spring_type1 ( float  to[3][3],
float  extent[3],
float  length,
float  L,
float  dot,
float  k 
)

Definition at line 1166 of file implicit.c.

References add_fmatrix_fmatrix(), length(), mul_fmatrix_S(), mul_fvectorT_fvectorS(), and sub_fmatrix_fmatrix().

DO_INLINE void dfdx_spring_type2 ( float  to[3][3],
float  dir[3],
float  length,
float  L,
float  k,
float  cb 
)

Definition at line 1189 of file implicit.c.

References fbstar_jacobi(), and mul_fvectorT_fvectorS().

Referenced by cloth_calc_spring_force().

DO_INLINE float dot_lfvector ( float(*)  fLongVectorA[3],
float(*)  fLongVectorB[3],
unsigned int  verts 
)

Definition at line 242 of file implicit.c.

References i, and INPR.

Referenced by cg_filtered().

DO_INLINE float fb ( float  length,
float  L 
)

Definition at line 859 of file implicit.c.

References L, and pow().

Referenced by addAlphaLight(), LbmFsgrSolver::advanceParticles(), gjkepa2_impl::EPA::bind(), buf_rectfill_area(), fbstar(), fbstar_jacobi(), GPU_framebuffer_create(), GPU_framebuffer_texture_attach(), ray_trace(), and traceray().

DO_INLINE float fbderiv ( float  length,
float  L 
)

Definition at line 865 of file implicit.c.

References L, and pow().

Referenced by fbstar_jacobi().

DO_INLINE float fbstar ( float  length,
float  L,
float  kb,
float  cb 
)

Definition at line 872 of file implicit.c.

References fb(), and L.

Referenced by cloth_calc_spring_force(), and fbstar_jacobi().

DO_INLINE float fbstar_jacobi ( float  length,
float  L,
float  kb,
float  cb 
)

Definition at line 885 of file implicit.c.

References fb(), fbderiv(), fbstar(), and L.

Referenced by dfdx_spring_type2().

DO_INLINE void filter ( lfVector *  V,
fmatrix3x3 *  S 
)

Definition at line 900 of file implicit.c.

References mul_fvector_fmatrix(), and fmatrix3x3::vcount.

Referenced by achannel_setting_flush_widget_cb(), actkeys_framejump_exec(), actkeys_mselect_column(), actkeys_select_leftright(), actkeys_select_linked_exec(), ANIM_deselect_anim_channels(), ANIM_editkeyframes_refresh(), ANIM_sync_animchannels_to_data(), animchannels_delete_exec(), animchannels_enable_exec(), animchannels_rearrange_exec(), animchannels_visibility_set_exec(), animchannels_visibility_toggle_exec(), bake_graph_curves(), borderselect_action(), borderselect_anim_channels(), borderselect_graphkeys(), borderselect_nla_strips(), cg_filtered(), clean_action_keys(), clean_graph_keys(), columnselect_action_keys(), columnselect_graph_keys(), copy_action_keys(), copy_graph_keys(), createTransActionData(), createTransNlaData(), delete_action_keys(), delete_graph_keys(), deselect_action_keys(), deselect_graph_keys(), deselect_nla_strips(), draw_channel_names(), draw_channel_strips(), draw_nla_channel_list(), draw_nla_main_data(), duplicate_action_keys(), duplicate_graph_keys(), ED_nla_postop_refresh(), filelist_setfilter(), get_active_fcurve_channel(), get_graph_keyframe_extents(), get_keyframe_extents(), get_nearest_fcurve_verts_list(), get_nlastrip_extents(), graph_draw_channel_names(), graph_draw_curves(), graph_fmodifier_add_exec(), graph_fmodifier_paste_exec(), graph_refresh(), graphkeys_euler_filter_exec(), graphkeys_framejump_exec(), graphkeys_mselect_column(), graphkeys_select_leftright(), graphkeys_select_linked_exec(), graphkeys_smooth_exec(), graphop_editable_keyframes_poll(), graphop_selected_fcurve_poll(), graphop_visible_keyframes_poll(), IMB_filter_extend(), insert_action_keys(), insert_graph_keys(), markers_selectkeys_between(), mirror_action_keys(), mirror_graph_keys(), mouse_action_keys(), mouse_anim_channels(), mouse_graph_keys(), mouse_nla_channels(), mouse_nla_strips(), nla_fmodifier_add_exec(), nla_fmodifier_copy_exec(), nla_fmodifier_paste_exec(), nla_panel_context(), nlaedit_add_actionclip_exec(), nlaedit_add_meta_exec(), nlaedit_add_sound_exec(), nlaedit_add_tracks_exec(), nlaedit_add_transition_exec(), nlaedit_apply_scale_exec(), nlaedit_bake_exec(), nlaedit_clear_scale_exec(), nlaedit_delete_exec(), nlaedit_delete_tracks_exec(), nlaedit_disable_tweakmode_exec(), nlaedit_duplicate_exec(), nlaedit_enable_tweakmode_exec(), nlaedit_move_down_exec(), nlaedit_move_up_exec(), nlaedit_remove_meta_exec(), nlaedit_select_leftright(), nlaedit_snap_exec(), nlaedit_split_exec(), nlaedit_swap_exec(), nlaedit_sync_actlen_exec(), nlaedit_toggle_mute_exec(), ob_keyframes_loop(), ob_to_keylist(), paste_action_keys(), paste_graph_keys(), posttrans_action_clean(), rename_anim_channels(), RVBlurBitmap2_byte(), RVBlurBitmap2_float(), sample_action_keys(), sample_graph_keys(), scene_keyframes_loop(), scene_to_keylist(), select_moreless_action_keys(), select_moreless_graph_keys(), setexpo_action_keys(), setexpo_graph_keys(), setflag_anim_channels(), sethandles_action_keys(), sethandles_graph_keys(), setipo_action_keys(), setipo_graph_keys(), setkeytype_action_keys(), snap_action_keys(), snap_graph_keys(), special_aftertrans_update(), summary_keyframes_loop(), summary_to_keylist(), and KX_ConstraintActuator::Update().

static void hair_velocity_smoothing ( ClothModifierData *  clmd,
lfVector *  lF,
lfVector *  lX,
lfVector *  lV,
unsigned int  numverts 
) [static]

Definition at line 1433 of file implicit.c.

References MVert::co, ClothSimSettings::collider_friction, ColliderCache::collmd, HairGridVert::density, DO_MINMAX, ListBase::first, free_collider_cache(), get_collider_cache(), HAIR_GRID_INDEX, i, INIT_MINMAX, ColliderCache::next, NULL, CollisionModifierData::numverts, ClothModifierData::scene, ClothModifierData::sim_parms, VECSUB, HairGridVert::velocity, ClothSimSettings::velocity_smooth, CollisionModifierData::x, and CollisionModifierData::xnew.

Referenced by cloth_calc_force().

int implicit_free ( ClothModifierData *  clmd)

Definition at line 821 of file implicit.c.

References Implicit_Data::A, Implicit_Data::B, Implicit_Data::bigI, ClothModifierData::clothObject, del_bfmatrix(), del_lfvector(), Implicit_Data::dFdV, Implicit_Data::dFdX, Implicit_Data::dV, Implicit_Data::F, Cloth::implicit, Implicit_Data::M, MEM_freeN(), Implicit_Data::olddV, Implicit_Data::P, Implicit_Data::Pinv, Implicit_Data::S, Implicit_Data::V, Implicit_Data::Vnew, Implicit_Data::X, Implicit_Data::Xnew, and Implicit_Data::z.

int implicit_init ( Object *  UNUSEDob,
ClothModifierData *  clmd 
)

Definition at line 733 of file implicit.c.

References Implicit_Data::A, Implicit_Data::bigI, CLOTH_VERT_FLAG_PINNED, ClothModifierData::clothObject, create_bfmatrix(), create_lfvector(), G, i, ClothSpring::ij, Cloth::implicit, initdiag_bfmatrix(), initdiag_fmatrixS(), ClothSpring::kl, LinkNode::link, fmatrix3x3::m, Implicit_Data::M, ClothVertex::mass, ClothSpring::matrix_index, MEM_callocN(), LinkNode::next, NULL, Cloth::numsprings, Cloth::numverts, Implicit_Data::olddV, Cloth::springs, VECCOPY, Cloth::verts, ClothVertex::x, Implicit_Data::X, and zero_lfvector().

void implicit_set_positions ( ClothModifierData *  clmd)

Definition at line 1981 of file implicit.c.

References ClothModifierData::clothObject, G, i, Cloth::implicit, Cloth::numverts, ClothVertex::v, Implicit_Data::V, VECCOPY, Cloth::verts, ClothVertex::x, and Implicit_Data::X.

Referenced by cloth_from_object(), clothModifier_do(), and do_init_cloth().

int implicit_solver ( Object *  ob,
float  frame,
ClothModifierData *  clmd,
ListBase *  effectors 
)

Definition at line 1827 of file implicit.c.

References Implicit_Data::A, add_lfvector_lfvectorS(), Implicit_Data::B, Implicit_Data::bigI, Cloth::bvhtree, cloth_bvh_objcollision(), cloth_calc_force(), CLOTH_COLLSETTINGS_FLAG_ENABLED, CLOTH_SIMSETTINGS_FLAG_GOAL, CLOTH_VERT_FLAG_PINNED, ClothModifierData::clothObject, ClothModifierData::coll_parms, copy_v3_v3(), cp_lfvector(), Implicit_Data::dFdV, Implicit_Data::dFdX, Implicit_Data::dV, Implicit_Data::F, ClothCollSettings::flags, ClothVertex::flags, ClothSimSettings::flags, Cloth::implicit, Implicit_Data::M, MEM_callocN(), MEM_freeN(), mul_fvector_S(), mul_v3_fl(), Cloth::numverts, Implicit_Data::olddV, Implicit_Data::P, Implicit_Data::Pinv, Implicit_Data::S, ClothModifierData::sim_parms, simulate_implicit_euler(), step(), ClothSimSettings::stepsPerFrame, ClothSimSettings::timescale, ClothVertex::tv, ClothVertex::tx, Implicit_Data::V, VECADD, VECCOPY, VECSUB, Cloth::verts, Implicit_Data::Vnew, Implicit_Data::X, ClothVertex::xconst, Implicit_Data::Xnew, ClothVertex::xold, and Implicit_Data::z.

DO_INLINE void init_bfmatrix ( fmatrix3x3 *  matrix,
float  m3[3][3] 
)

Definition at line 554 of file implicit.c.

References cp_fmatrix(), i, fmatrix3x3::scount, and fmatrix3x3::vcount.

Referenced by cloth_calc_force().

DO_INLINE void init_lfvector ( float(*)  fLongVector[3],
float  vector[3],
unsigned int  verts 
)

Definition at line 208 of file implicit.c.

References i, and VECCOPY.

Referenced by cloth_calc_force().

DO_INLINE void initdiag_bfmatrix ( fmatrix3x3 *  matrix,
float  m3[3][3] 
)

Definition at line 566 of file implicit.c.

References cp_fmatrix(), i, fmatrix3x3::scount, and fmatrix3x3::vcount.

Referenced by cloth_calc_force(), and implicit_init().

DO_INLINE void initdiag_fmatrixS ( float  to[3][3],
float  aS 
)

Definition at line 333 of file implicit.c.

References cp_fmatrix().

Referenced by implicit_init().

DO_INLINE void inverse_fmatrix ( float  to[3][3],
float  from[3][3] 
)

Definition at line 349 of file implicit.c.

References simple_enum_gen::d, det_fmatrix(), and i.

Referenced by BuildPPinv().

static void itend ( void  ) [static]

Definition at line 88 of file implicit.c.

References _itend, and itz.

Referenced by simulate_implicit_euler().

void itstart ( void  )

Definition at line 84 of file implicit.c.

References itz.

Referenced by simulate_implicit_euler().

double itval ( void  )

Definition at line 92 of file implicit.c.

References _itend.

DO_INLINE void mul_bfmatrix_lfvector ( float(*)  to[3],
fmatrix3x3 *  from,
lfVector *  fLongVector 
)

Definition at line 593 of file implicit.c.

References add_lfvector_lfvector(), create_lfvector(), del_lfvector(), muladd_fmatrix_fvector(), fmatrix3x3::scount, fmatrix3x3::vcount, and zero_lfvector().

Referenced by cg_filtered(), and simulate_implicit_euler().

DO_INLINE void mul_bfmatrix_S ( fmatrix3x3 *  matrix,
float  scalar 
)

Definition at line 582 of file implicit.c.

References mul_fmatrix_S(), fmatrix3x3::scount, and fmatrix3x3::vcount.

DO_INLINE void mul_fmatrix_fmatrix ( float  to[3][3],
float  matrixA[3][3],
float  matrixB[3][3] 
)

Definition at line 408 of file implicit.c.

References mul_fvector_fmatrix().

DO_INLINE void mul_fmatrix_fvector ( float *  to,
float  matrix[3][3],
float *  from 
)

Definition at line 400 of file implicit.c.

References INPR.

Referenced by cloth_calc_force(), and mul_prevfmatrix_lfvector().

DO_INLINE void mul_fmatrix_S ( float  matrix[3][3],
float  scalar 
)

Definition at line 382 of file implicit.c.

References mul_fvector_S().

Referenced by dfdx_damp(), dfdx_spring(), dfdx_spring_type1(), and mul_bfmatrix_S().

DO_INLINE void mul_fvector_fmatrix ( float *  to,
float *  from,
float  matrix[3][3] 
)

Definition at line 391 of file implicit.c.

Referenced by filter(), and mul_fmatrix_fmatrix().

DO_INLINE void mul_fvector_S ( float  to[3],
float  from[3],
float  scalar 
)

Definition at line 134 of file implicit.c.

Referenced by cloth_calc_force(), cloth_calc_spring_force(), implicit_solver(), mul_fmatrix_S(), mul_fvectorT_fvector(), mul_fvectorT_fvectorS(), and mul_lfvectorS().

DO_INLINE void mul_fvectorT_fvector ( float  to[3][3],
float  vectorA[3],
float  vectorB[3] 
)

Definition at line 150 of file implicit.c.

References mul_fvector_S().

Referenced by dfdx_damp(), dfdx_spring(), and mul_fvectorT_fvectorS().

DO_INLINE void mul_fvectorT_fvectorS ( float  to[3][3],
float  vectorA[3],
float  vectorB[3],
float  aS 
)

Definition at line 158 of file implicit.c.

References mul_fvector_S(), and mul_fvectorT_fvector().

Referenced by dfdv_damp(), dfdx_spring_type1(), and dfdx_spring_type2().

DO_INLINE void mul_lfvectorS ( float(*)  to[3],
float(*)  fLongVector[3],
float  scalar,
unsigned int  verts 
)

Definition at line 222 of file implicit.c.

References i, and mul_fvector_S().

DO_INLINE void mul_prevfmatrix_lfvector ( float(*)  to[3],
fmatrix3x3 *  from,
lfVector *  fLongVector 
)

Definition at line 627 of file implicit.c.

References mul_fmatrix_fvector(), and fmatrix3x3::vcount.

DO_INLINE void muladd_fmatrix_fmatrix ( float  to[3][3],
float  matrixA[3][3],
float  matrixB[3][3] 
)

Definition at line 474 of file implicit.c.

References muladd_fvector_fmatrix().

DO_INLINE void muladd_fmatrix_fvector ( float  to[3],
float  matrix[3][3],
float  from[3] 
)

Definition at line 496 of file implicit.c.

References INPR.

Referenced by mul_bfmatrix_lfvector().

DO_INLINE void muladd_fvector_fmatrix ( float  to[3],
float  from[3],
float  matrix[3][3] 
)

Definition at line 467 of file implicit.c.

Referenced by muladd_fmatrix_fmatrix().

DO_INLINE void mulsub_fmatrix_fmatrix ( float  to[3][3],
float  matrixA[3][3],
float  matrixB[3][3] 
)

Definition at line 488 of file implicit.c.

References mulsub_fvector_fmatrix().

DO_INLINE void mulsub_fmatrix_fvector ( float  to[3],
float  matrix[3][3],
float  from[3] 
)

Definition at line 503 of file implicit.c.

References INPR.

DO_INLINE void mulsub_fvector_fmatrix ( float  to[3],
float  from[3],
float  matrix[3][3] 
)

Definition at line 481 of file implicit.c.

Referenced by mulsub_fmatrix_fmatrix().

static void print_fvector ( float  m3[3]) [static]

Definition at line 169 of file implicit.c.

Referenced by print_lfvector().

DO_INLINE void print_lfvector ( float(*)  fLongVector[3],
unsigned int  verts 
)

Definition at line 178 of file implicit.c.

References i, and print_fvector().

static void simulate_implicit_euler ( lfVector *  Vnew,
lfVector *  UNUSEDlX,
lfVector *  lV,
lfVector *  lF,
fmatrix3x3 *  dFdV,
fmatrix3x3 *  dFdX,
float  dt,
fmatrix3x3 *  A,
lfVector *  B,
lfVector *  dV,
fmatrix3x3 *  S,
lfVector *  z,
lfVector *  olddV,
fmatrix3x3 *  UNUSEDP,
fmatrix3x3 *  UNUSEDPinv,
fmatrix3x3 *  M,
fmatrix3x3 *  UNUSEDbigI 
) [static]

Definition at line 1718 of file implicit.c.

References add_lfvector_lfvector(), add_lfvectorS_lfvectorS(), cg_filtered(), cp_bfmatrix(), cp_lfvector(), create_lfvector(), del_lfvector(), itend(), itstart(), mul_bfmatrix_lfvector(), subadd_bfmatrixS_bfmatrixS(), fmatrix3x3::vcount, and zero_lfvector().

Referenced by implicit_solver().

DO_INLINE void sub_bfmatrix_bfmatrix ( fmatrix3x3 *  to,
fmatrix3x3 *  from,
fmatrix3x3 *  matrix 
)

Definition at line 674 of file implicit.c.

References fmatrix3x3::scount, sub_fmatrix_fmatrix(), and fmatrix3x3::vcount.

DO_INLINE void sub_bfmatrix_Smatrix ( fmatrix3x3 *  to,
fmatrix3x3 *  from,
fmatrix3x3 *  matrix 
)

Definition at line 686 of file implicit.c.

References sub_fmatrix_fmatrix(), and fmatrix3x3::vcount.

DO_INLINE void sub_fmatrix_fmatrix ( float  to[3][3],
float  matrixA[3][3],
float  matrixB[3][3] 
)

Definition at line 450 of file implicit.c.

References VECSUB.

Referenced by cloth_apply_spring_force(), dfdx_damp(), dfdx_spring(), dfdx_spring_type1(), sub_bfmatrix_bfmatrix(), and sub_bfmatrix_Smatrix().

DO_INLINE void sub_lfvector_lfvector ( float(*)  to[3],
float(*)  fLongVectorA[3],
float(*)  fLongVectorB[3],
unsigned int  verts 
)

Definition at line 300 of file implicit.c.

References i, and VECSUB.

Referenced by cg_filtered().

DO_INLINE void sub_lfvector_lfvectorS ( float(*)  to[3],
float(*)  fLongVectorA[3],
float(*)  fLongVectorB[3],
float  bS,
unsigned int  verts 
)

Definition at line 290 of file implicit.c.

References i, and VECSUBS.

Referenced by cg_filtered().

DO_INLINE void subadd_bfmatrix_bfmatrix ( fmatrix3x3 *  to,
fmatrix3x3 *  from,
fmatrix3x3 *  matrix 
)

Definition at line 662 of file implicit.c.

References fmatrix3x3::scount, subadd_fmatrix_fmatrix(), and fmatrix3x3::vcount.

DO_INLINE void subadd_bfmatrixS_bfmatrixS ( fmatrix3x3 *  to,
fmatrix3x3 *  from,
float  aS,
fmatrix3x3 *  matrix,
float  bS 
)

Definition at line 712 of file implicit.c.

References fmatrix3x3::scount, subadd_fmatrixS_fmatrixS(), and fmatrix3x3::vcount.

Referenced by simulate_implicit_euler().

DO_INLINE void subadd_fmatrix_fmatrix ( float  to[3][3],
float  matrixA[3][3],
float  matrixB[3][3] 
)

Definition at line 436 of file implicit.c.

References VECSUBADD.

Referenced by subadd_bfmatrix_bfmatrix().

DO_INLINE void subadd_fmatrixS_fmatrixS ( float  to[3][3],
float  matrixA[3][3],
float  aS,
float  matrixB[3][3],
float  bS 
)

Definition at line 443 of file implicit.c.

References VECSUBADDSS.

Referenced by subadd_bfmatrixS_bfmatrixS().

DO_INLINE void submul_lfvectorS ( float(*)  to[3],
float(*)  fLongVector[3],
float  scalar,
unsigned int  verts 
)

Definition at line 233 of file implicit.c.

References i, and VECSUBMUL.

Referenced by cloth_calc_force().

DO_INLINE void zero_lfvector ( float(*)  to[3],
unsigned int  verts 
)

Definition at line 217 of file implicit.c.

Referenced by implicit_init(), mul_bfmatrix_lfvector(), and simulate_implicit_euler().

Variable Documentation

struct timeval _itstart _itend [static]

Definition at line 82 of file implicit.c.

Referenced by itend(), and itval().

float I[3][3] = {{1,0,0},{0,1,0},{0,0,1}} [static]

Definition at line 101 of file implicit.c.

struct timezone itz [static]

Definition at line 83 of file implicit.c.

Referenced by itend(), and itstart().

float ZERO[3][3] = {{0,0,0}, {0,0,0}, {0,0,0}} [static]

Definition at line 102 of file implicit.c.

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