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author | Hans Goudey <h.goudey@me.com> | 2021-08-25 01:40:18 +0300 |
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committer | Hans Goudey <h.goudey@me.com> | 2021-08-25 01:40:18 +0300 |
commit | 137a5e162c2435662dbb299ff49771e7d2e7598f (patch) | |
tree | a40ebf526c1a320c7a9fa0c8456dfe2ffd4db6a6 /source/blender/blenkernel/intern/constraint.c | |
parent | aad18a005026cfaa19c45f2477318c6e06303eae (diff) | |
parent | 5ef3afd87c54b47614254d95c9b2e9a17c60f76e (diff) |
Merge branch 'master' into refactor-idprop-ui-data
Diffstat (limited to 'source/blender/blenkernel/intern/constraint.c')
-rw-r--r-- | source/blender/blenkernel/intern/constraint.c | 110 |
1 files changed, 110 insertions, 0 deletions
diff --git a/source/blender/blenkernel/intern/constraint.c b/source/blender/blenkernel/intern/constraint.c index 0da29ded13d..30aa22387d0 100644 --- a/source/blender/blenkernel/intern/constraint.c +++ b/source/blender/blenkernel/intern/constraint.c @@ -5430,6 +5430,11 @@ static void transformcache_evaluate(bConstraint *con, bConstraintOb *cob, ListBa return; } + /* Do not process data if using a render time procedural. */ + if (BKE_cache_file_uses_render_procedural(cache_file, scene, DEG_get_mode(cob->depsgraph))) { + return; + } + const float frame = DEG_get_ctime(cob->depsgraph); const float time = BKE_cachefile_time_offset(cache_file, frame, FPS); @@ -5677,6 +5682,111 @@ bool BKE_constraint_remove_ex(ListBase *list, Object *ob, bConstraint *con, bool return false; } +/* Apply the specified constraint in the given constraint stack */ +bool BKE_constraint_apply_for_object(Depsgraph *depsgraph, + Scene *scene, + Object *ob, + bConstraint *con) +{ + if (!con) { + return false; + } + + const float ctime = BKE_scene_frame_get(scene); + + bConstraint *new_con = BKE_constraint_duplicate_ex(con, 0, !ID_IS_LINKED(ob)); + ListBase single_con = {new_con, new_con}; + + bConstraintOb *cob = BKE_constraints_make_evalob( + depsgraph, scene, ob, NULL, CONSTRAINT_OBTYPE_OBJECT); + /* Undo the effect of the current constraint stack evaluation. */ + mul_m4_m4m4(cob->matrix, ob->constinv, cob->matrix); + + /* Evaluate single constraint. */ + BKE_constraints_solve(depsgraph, &single_con, cob, ctime); + /* Copy transforms back. This will leave the object in a bad state + * as ob->constinv will be wrong until next evaluation. */ + BKE_constraints_clear_evalob(cob); + + /* Free the copied constraint. */ + BKE_constraint_free_data(new_con); + BLI_freelinkN(&single_con, new_con); + + /* Apply transform from matrix. */ + BKE_object_apply_mat4(ob, ob->obmat, true, true); + + return true; +} + +bool BKE_constraint_apply_and_remove_for_object(Depsgraph *depsgraph, + Scene *scene, + ListBase /*bConstraint*/ *constraints, + Object *ob, + bConstraint *con) +{ + if (!BKE_constraint_apply_for_object(depsgraph, scene, ob, con)) { + return false; + } + + return BKE_constraint_remove_ex(constraints, ob, con, true); +} + +bool BKE_constraint_apply_for_pose( + Depsgraph *depsgraph, Scene *scene, Object *ob, bPoseChannel *pchan, bConstraint *con) +{ + if (!con) { + return false; + } + + const float ctime = BKE_scene_frame_get(scene); + + bConstraint *new_con = BKE_constraint_duplicate_ex(con, 0, !ID_IS_LINKED(ob)); + ListBase single_con; + single_con.first = new_con; + single_con.last = new_con; + + float vec[3]; + copy_v3_v3(vec, pchan->pose_mat[3]); + + bConstraintOb *cob = BKE_constraints_make_evalob( + depsgraph, scene, ob, pchan, CONSTRAINT_OBTYPE_BONE); + /* Undo the effects of currently applied constraints. */ + mul_m4_m4m4(cob->matrix, pchan->constinv, cob->matrix); + /* Evaluate single constraint. */ + BKE_constraints_solve(depsgraph, &single_con, cob, ctime); + BKE_constraints_clear_evalob(cob); + + /* Free the copied constraint. */ + BKE_constraint_free_data(new_con); + BLI_freelinkN(&single_con, new_con); + + /* Prevent constraints breaking a chain. */ + if (pchan->bone->flag & BONE_CONNECTED) { + copy_v3_v3(pchan->pose_mat[3], vec); + } + + /* Apply transform from matrix. */ + float mat[4][4]; + BKE_armature_mat_pose_to_bone(pchan, pchan->pose_mat, mat); + BKE_pchan_apply_mat4(pchan, mat, true); + + return true; +} + +bool BKE_constraint_apply_and_remove_for_pose(Depsgraph *depsgraph, + Scene *scene, + ListBase /*bConstraint*/ *constraints, + Object *ob, + bConstraint *con, + bPoseChannel *pchan) +{ + if (!BKE_constraint_apply_for_pose(depsgraph, scene, ob, pchan, con)) { + return false; + } + + return BKE_constraint_remove_ex(constraints, ob, con, true); +} + void BKE_constraint_panel_expand(bConstraint *con) { con->ui_expand_flag |= UI_PANEL_DATA_EXPAND_ROOT; |