diff options
Diffstat (limited to 'source/blender/blenkernel/intern/constraint.c')
| -rw-r--r-- | source/blender/blenkernel/intern/constraint.c | 148 |
1 files changed, 119 insertions, 29 deletions
diff --git a/source/blender/blenkernel/intern/constraint.c b/source/blender/blenkernel/intern/constraint.c index ca03c9c3de4..47df31e3a2c 100644 --- a/source/blender/blenkernel/intern/constraint.c +++ b/source/blender/blenkernel/intern/constraint.c @@ -299,7 +299,10 @@ void BKE_constraint_mat_convertspace(Object *ob, mul_m4_m4m4(mat, imat, mat); /* Use pose-space as stepping stone for other spaces. */ - if (ELEM(to, CONSTRAINT_SPACE_LOCAL, CONSTRAINT_SPACE_PARLOCAL)) { + if (ELEM(to, + CONSTRAINT_SPACE_LOCAL, + CONSTRAINT_SPACE_PARLOCAL, + CONSTRAINT_SPACE_OWNLOCAL)) { /* Call self with slightly different values. */ BKE_constraint_mat_convertspace( ob, pchan, cob, mat, CONSTRAINT_SPACE_POSE, to, keep_scale); @@ -315,6 +318,17 @@ void BKE_constraint_mat_convertspace(Object *ob, BKE_armature_mat_pose_to_bone(pchan, mat, mat); } } + /* pose to owner local */ + else if (to == CONSTRAINT_SPACE_OWNLOCAL) { + /* pose to local */ + if (pchan->bone) { + BKE_armature_mat_pose_to_bone(pchan, mat, mat); + } + + /* local to owner local (recursive) */ + BKE_constraint_mat_convertspace( + ob, pchan, cob, mat, CONSTRAINT_SPACE_LOCAL, to, keep_scale); + } /* pose to local with parent */ else if (to == CONSTRAINT_SPACE_PARLOCAL) { if (pchan->bone) { @@ -336,17 +350,59 @@ void BKE_constraint_mat_convertspace(Object *ob, } case CONSTRAINT_SPACE_LOCAL: /* ------------ FROM LOCALSPACE --------- */ { + /* local to owner local */ + if (to == CONSTRAINT_SPACE_OWNLOCAL) { + if (pchan->bone) { + copy_m4_m4(diff_mat, pchan->bone->arm_mat); + + if (cob && cob->pchan && cob->pchan->bone) { + invert_m4_m4(imat, cob->pchan->bone->arm_mat); + mul_m4_m4m4(diff_mat, imat, diff_mat); + } + + zero_v3(diff_mat[3]); + invert_m4_m4(imat, diff_mat); + mul_m4_series(mat, diff_mat, mat, imat); + } + } /* local to pose - do inverse procedure that was done for pose to local */ + else { + if (pchan->bone) { + /* we need the posespace_matrix = local_matrix + (parent_posespace_matrix + restpos) */ + BKE_armature_mat_bone_to_pose(pchan, mat, mat); + } + + /* use pose-space as stepping stone for other spaces */ + if (ELEM(to, + CONSTRAINT_SPACE_WORLD, + CONSTRAINT_SPACE_PARLOCAL, + CONSTRAINT_SPACE_CUSTOM)) { + /* call self with slightly different values */ + BKE_constraint_mat_convertspace( + ob, pchan, cob, mat, CONSTRAINT_SPACE_POSE, to, keep_scale); + } + } + break; + } + case CONSTRAINT_SPACE_OWNLOCAL: { /* -------------- FROM OWNER LOCAL ---------- */ + /* owner local to local */ if (pchan->bone) { - /* we need the posespace_matrix = local_matrix + (parent_posespace_matrix + restpos) */ - BKE_armature_mat_bone_to_pose(pchan, mat, mat); + copy_m4_m4(diff_mat, pchan->bone->arm_mat); + + if (cob && cob->pchan && cob->pchan->bone) { + invert_m4_m4(imat, cob->pchan->bone->arm_mat); + mul_m4_m4m4(diff_mat, imat, diff_mat); + } + + zero_v3(diff_mat[3]); + invert_m4_m4(imat, diff_mat); + mul_m4_series(mat, imat, mat, diff_mat); } - /* use pose-space as stepping stone for other spaces */ - if (ELEM(to, CONSTRAINT_SPACE_WORLD, CONSTRAINT_SPACE_PARLOCAL, CONSTRAINT_SPACE_CUSTOM)) { + if (to != CONSTRAINT_SPACE_LOCAL) { /* call self with slightly different values */ BKE_constraint_mat_convertspace( - ob, pchan, cob, mat, CONSTRAINT_SPACE_POSE, to, keep_scale); + ob, pchan, cob, mat, CONSTRAINT_SPACE_LOCAL, to, keep_scale); } break; } @@ -358,7 +414,11 @@ void BKE_constraint_mat_convertspace(Object *ob, } /* use pose-space as stepping stone for other spaces */ - if (ELEM(to, CONSTRAINT_SPACE_WORLD, CONSTRAINT_SPACE_LOCAL, CONSTRAINT_SPACE_CUSTOM)) { + if (ELEM(to, + CONSTRAINT_SPACE_WORLD, + CONSTRAINT_SPACE_LOCAL, + CONSTRAINT_SPACE_OWNLOCAL, + CONSTRAINT_SPACE_CUSTOM)) { /* call self with slightly different values */ BKE_constraint_mat_convertspace( ob, pchan, cob, mat, CONSTRAINT_SPACE_POSE, to, keep_scale); @@ -470,7 +530,7 @@ static void contarget_get_mesh_mat(Object *ob, const char *substring, float mat[ /* when not in EditMode, use the 'final' evaluated mesh, depsgraph * ensures we build with CD_MDEFORMVERT layer */ - Mesh *me_eval = BKE_object_get_evaluated_mesh(ob); + const Mesh *me_eval = BKE_object_get_evaluated_mesh(ob); BMEditMesh *em = BKE_editmesh_from_object(ob); float plane[3]; float imat[3][3], tmat[3][3]; @@ -488,17 +548,17 @@ static void contarget_get_mesh_mat(Object *ob, const char *substring, float mat[ float normal[3] = {0.0f, 0.0f, 0.0f}; float weightsum = 0.0f; if (me_eval) { - MDeformVert *dvert = CustomData_get_layer(&me_eval->vdata, CD_MDEFORMVERT); + const MDeformVert *dvert = CustomData_get_layer(&me_eval->vdata, CD_MDEFORMVERT); int numVerts = me_eval->totvert; /* check that dvert is a valid pointers (just in case) */ if (dvert) { - MDeformVert *dv = dvert; - MVert *mv = me_eval->mvert; /* get the average of all verts with that are in the vertex-group */ - for (int i = 0; i < numVerts; i++, dv++, mv++) { - MDeformWeight *dw = BKE_defvert_find_index(dv, defgroup); + for (int i = 0; i < numVerts; i++) { + const MDeformVert *dv = &dvert[i]; + const MVert *mv = &me_eval->mvert[i]; + const MDeformWeight *dw = BKE_defvert_find_index(dv, defgroup); if (dw && dw->weight > 0.0f) { float nor[3]; @@ -867,7 +927,7 @@ static void default_get_tarmat_full_bbone(struct Depsgraph *UNUSED(depsgraph), /* This following macro should be used for all standard single-target *_flush_tars functions * to save typing and reduce maintenance woes. - * Note: the pointer to ct will be changed to point to the next in the list (as it gets removed) + * NOTE: the pointer to ct will be changed to point to the next in the list (as it gets removed) * (Hopefully all compilers will be happy with the lines with just a space on them. Those are * really just to help this code easier to read) */ @@ -889,7 +949,7 @@ static void default_get_tarmat_full_bbone(struct Depsgraph *UNUSED(depsgraph), /* This following macro should be used for all standard single-target *_flush_tars functions * to save typing and reduce maintenance woes. It does not do the subtarget related operations. - * Note: the pointer to ct will be changed to point to the next in the list (as it gets removed) + * NOTE: the pointer to ct will be changed to point to the next in the list (as it gets removed) * (Hopefully all compilers will be happy with the lines with just a space on them. Those are * really just to help this code easier to read) */ @@ -1088,7 +1148,7 @@ static void childof_evaluate(bConstraint *con, bConstraintOb *cob, ListBase *tar } } -/* XXX note, con->flag should be CONSTRAINT_SPACEONCE for bone-childof, patched in readfile.c */ +/* XXX NOTE: con->flag should be CONSTRAINT_SPACEONCE for bone-childof, patched in `readfile.c`. */ static bConstraintTypeInfo CTI_CHILDOF = { CONSTRAINT_TYPE_CHILDOF, /* type */ sizeof(bChildOfConstraint), /* size */ @@ -1205,7 +1265,7 @@ static void vectomat(const float vec[3], u[2] = 1; } - /* note: even though 'n' is normalized, don't use 'project_v3_v3v3_normalized' below + /* NOTE: even though 'n' is normalized, don't use 'project_v3_v3v3_normalized' below * because precision issues cause a problem in near degenerate states, see: T53455. */ /* project the up vector onto the plane specified by n */ @@ -1459,7 +1519,7 @@ static void followpath_get_tarmat(struct Depsgraph *UNUSED(depsgraph), unit_m4(ct->matrix); - /* note: when creating constraints that follow path, the curve gets the CU_PATH set now, + /* NOTE: when creating constraints that follow path, the curve gets the CU_PATH set now, * currently for paths to work it needs to go through the bevlist/displist system (ton) */ @@ -1543,8 +1603,8 @@ static void followpath_evaluate(bConstraint *con, bConstraintOb *cob, ListBase * /* un-apply scaling caused by path */ if ((data->followflag & FOLLOWPATH_RADIUS) == 0) { - /* XXX: Assume that scale correction means that radius - * will have some scale error in it - Campbell. */ + /* XXX(campbell): Assume that scale correction means that radius + * will have some scale error in it. */ float obsize[3]; mat4_to_size(obsize, cob->matrix); @@ -2235,21 +2295,51 @@ static void translike_evaluate(bConstraint *con, bConstraintOb *cob, ListBase *t bConstraintTarget *ct = targets->first; if (VALID_CONS_TARGET(ct)) { + float target_mat[4][4]; + + copy_m4_m4(target_mat, ct->matrix); + + /* Remove the shear of the target matrix if enabled. + * Use Y as the axis since it's the natural default for bones. */ + if (data->flag & TRANSLIKE_REMOVE_TARGET_SHEAR) { + orthogonalize_m4_stable(target_mat, 1, false); + } + + /* Finally, combine the matrices. */ switch (data->mix_mode) { case TRANSLIKE_MIX_REPLACE: - copy_m4_m4(cob->matrix, ct->matrix); + copy_m4_m4(cob->matrix, target_mat); break; + /* Simple matrix multiplication. */ + case TRANSLIKE_MIX_BEFORE_FULL: + mul_m4_m4m4(cob->matrix, target_mat, cob->matrix); + break; + + case TRANSLIKE_MIX_AFTER_FULL: + mul_m4_m4m4(cob->matrix, cob->matrix, target_mat); + break; + + /* Aligned Inherit Scale emulation. */ case TRANSLIKE_MIX_BEFORE: - mul_m4_m4m4_aligned_scale(cob->matrix, ct->matrix, cob->matrix); + mul_m4_m4m4_aligned_scale(cob->matrix, target_mat, cob->matrix); break; case TRANSLIKE_MIX_AFTER: - mul_m4_m4m4_aligned_scale(cob->matrix, cob->matrix, ct->matrix); + mul_m4_m4m4_aligned_scale(cob->matrix, cob->matrix, target_mat); + break; + + /* Fully separate handling of channels. */ + case TRANSLIKE_MIX_BEFORE_SPLIT: + mul_m4_m4m4_split_channels(cob->matrix, target_mat, cob->matrix); + break; + + case TRANSLIKE_MIX_AFTER_SPLIT: + mul_m4_m4m4_split_channels(cob->matrix, cob->matrix, target_mat); break; default: - BLI_assert(!"Unknown Copy Transforms mix mode"); + BLI_assert_msg(0, "Unknown Copy Transforms mix mode"); } } } @@ -2901,7 +2991,7 @@ static void actcon_evaluate(bConstraint *con, bConstraintOb *cob, ListBase *targ break; default: - BLI_assert(!"Unknown Action mix mode"); + BLI_assert_msg(0, "Unknown Action mix mode"); } } } @@ -3791,7 +3881,7 @@ static void clampto_evaluate(bConstraint *con, bConstraintOb *cob, ListBase *tar unit_m4(targetMatrix); INIT_MINMAX(curveMin, curveMax); - /* XXX - don't think this is good calling this here - campbell */ + /* XXX(campbell): don't think this is good calling this here. */ BKE_object_minmax(ct->tar, curveMin, curveMax, true); /* get targetmatrix */ @@ -4242,7 +4332,7 @@ static void shrinkwrap_get_tarmat(struct Depsgraph *UNUSED(depsgraph), float mat[4][4]; float no[3] = {0.0f, 0.0f, 0.0f}; - /* TODO should use FLT_MAX.. but normal projection doenst yet supports it */ + /* TODO: should use FLT_MAX.. but normal projection doesn't yet supports it. */ hit.index = -1; hit.dist = (scon->projLimit == 0.0f) ? BVH_RAYCAST_DIST_MAX : scon->projLimit; @@ -5009,7 +5099,7 @@ static void followtrack_project_to_depth_object_if_needed(FollowTrackContext *co } Object *depth_object = context->depth_object; - Mesh *depth_mesh = BKE_object_get_evaluated_mesh(depth_object); + const Mesh *depth_mesh = BKE_object_get_evaluated_mesh(depth_object); if (depth_mesh == NULL) { return; } @@ -6269,7 +6359,7 @@ void BKE_constraints_solve(struct Depsgraph *depsgraph, * (T26014 and T25725), since some constraints may not convert the solution back to the input * space before blending but all are guaranteed to end up in good "world-space" result. */ - /* Note: all kind of stuff here before (caused trouble), much easier to just interpolate, + /* NOTE: all kind of stuff here before (caused trouble), much easier to just interpolate, * or did I miss something? -jahka (r.32105) */ if (enf < 1.0f) { float solution[4][4]; |