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Diffstat (limited to 'source/blender/depsgraph/intern/depsgraph_build_relations.cc')
| -rw-r--r-- | source/blender/depsgraph/intern/depsgraph_build_relations.cc | 1815 |
1 files changed, 1815 insertions, 0 deletions
diff --git a/source/blender/depsgraph/intern/depsgraph_build_relations.cc b/source/blender/depsgraph/intern/depsgraph_build_relations.cc new file mode 100644 index 00000000000..300ed07de56 --- /dev/null +++ b/source/blender/depsgraph/intern/depsgraph_build_relations.cc @@ -0,0 +1,1815 @@ +/* + * ***** BEGIN GPL LICENSE BLOCK ***** + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License + * as published by the Free Software Foundation; either version 2 + * of the License, or (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software Foundation, + * Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. + * + * The Original Code is Copyright (C) 2013 Blender Foundation. + * All rights reserved. + * + * Original Author: Joshua Leung + * Contributor(s): Based on original depsgraph.c code - Blender Foundation (2005-2013) + * + * ***** END GPL LICENSE BLOCK ***** + * + * Methods for constructing depsgraph + */ + +#include <stdio.h> +#include <stdlib.h> +#include <string.h> + +#include "MEM_guardedalloc.h" + +extern "C" { +#include "BLI_blenlib.h" +#include "BLI_string.h" +#include "BLI_utildefines.h" + +#include "DNA_action_types.h" +#include "DNA_anim_types.h" +#include "DNA_armature_types.h" +#include "DNA_camera_types.h" +#include "DNA_constraint_types.h" +#include "DNA_curve_types.h" +#include "DNA_effect_types.h" +#include "DNA_gpencil_types.h" +#include "DNA_group_types.h" +#include "DNA_key_types.h" +#include "DNA_lamp_types.h" +#include "DNA_material_types.h" +#include "DNA_mesh_types.h" +#include "DNA_meta_types.h" +#include "DNA_node_types.h" +#include "DNA_particle_types.h" +#include "DNA_object_types.h" +#include "DNA_rigidbody_types.h" +#include "DNA_scene_types.h" +#include "DNA_texture_types.h" +#include "DNA_world_types.h" + +#include "BKE_action.h" +#include "BKE_armature.h" +#include "BKE_animsys.h" +#include "BKE_constraint.h" +#include "BKE_curve.h" +#include "BKE_effect.h" +#include "BKE_fcurve.h" +#include "BKE_group.h" +#include "BKE_key.h" +#include "BKE_library.h" +#include "BKE_main.h" +#include "BKE_material.h" +#include "BKE_mball.h" +#include "BKE_modifier.h" +#include "BKE_node.h" +#include "BKE_object.h" +#include "BKE_particle.h" +#include "BKE_rigidbody.h" +#include "BKE_sound.h" +#include "BKE_texture.h" +#include "BKE_tracking.h" +#include "BKE_world.h" + +#include "DEG_depsgraph.h" +#include "DEG_depsgraph_build.h" + +#include "RNA_access.h" +#include "RNA_types.h" +} /* extern "C" */ + +#include "depsnode.h" +#include "depsnode_component.h" +#include "depsnode_operation.h" +#include "depsgraph_build.h" +#include "depsgraph_debug.h" +#include "depsgraph_intern.h" +#include "depsgraph_types.h" + +#include "depsgraph_util_pchanmap.h" + +/* ***************** */ +/* Relations Builder */ + +/* **** General purpose functions **** */ + +RNAPathKey::RNAPathKey(ID *id, const string &path) : + id(id) +{ + /* create ID pointer for root of path lookup */ + PointerRNA id_ptr; + RNA_id_pointer_create(id, &id_ptr); + /* try to resolve path... */ + if (!RNA_path_resolve(&id_ptr, path.c_str(), &this->ptr, &this->prop)) { + this->ptr = PointerRNA_NULL; + this->prop = NULL; + } +} + +DepsgraphRelationBuilder::DepsgraphRelationBuilder(Depsgraph *graph) : + m_graph(graph) +{ +} + +RootDepsNode *DepsgraphRelationBuilder::find_node(const RootKey &key) const +{ + (void)key; + BLI_assert(!"Doesn't seem to be correct"); + return m_graph->root_node; +} + +TimeSourceDepsNode *DepsgraphRelationBuilder::find_node( + const TimeSourceKey &key) const +{ + if (key.id) { + /* XXX TODO */ + return NULL; + } + else { + return m_graph->root_node->time_source; + } +} + +ComponentDepsNode *DepsgraphRelationBuilder::find_node( + const ComponentKey &key) const +{ + IDDepsNode *id_node = m_graph->find_id_node(key.id); + if (!id_node) { + fprintf(stderr, "find_node component: Could not find ID %s\n", + (key.id != NULL) ? key.id->name : "<null>"); + return NULL; + } + + ComponentDepsNode *node = id_node->find_component(key.type, key.name); + return node; +} + +OperationDepsNode *DepsgraphRelationBuilder::find_node( + const OperationKey &key) const +{ + IDDepsNode *id_node = m_graph->find_id_node(key.id); + if (!id_node) { + fprintf(stderr, "find_node operation: Could not find ID\n"); + return NULL; + } + + ComponentDepsNode *comp_node = id_node->find_component(key.component_type, + key.component_name); + if (!comp_node) { + fprintf(stderr, "find_node operation: Could not find component\n"); + return NULL; + } + + OperationDepsNode *op_node = comp_node->find_operation(key.opcode, key.name); + if (!op_node) { + fprintf(stderr, "find_node_operation: Failed for (%s, '%s')\n", + DEG_OPNAMES[key.opcode], key.name.c_str()); + } + return op_node; +} + +DepsNode *DepsgraphRelationBuilder::find_node(const RNAPathKey &key) const +{ + return m_graph->find_node_from_pointer(&key.ptr, key.prop); +} + +OperationDepsNode *DepsgraphRelationBuilder::has_node( + const OperationKey &key) const +{ + IDDepsNode *id_node = m_graph->find_id_node(key.id); + if (!id_node) { + return NULL; + } + ComponentDepsNode *comp_node = id_node->find_component(key.component_type, + key.component_name); + if (!comp_node) { + return NULL; + } + return comp_node->has_operation(key.opcode, key.name); +} + +void DepsgraphRelationBuilder::add_time_relation(TimeSourceDepsNode *timesrc, + DepsNode *node_to, + const char *description) +{ + if (timesrc && node_to) { + m_graph->add_new_relation(timesrc, node_to, DEPSREL_TYPE_TIME, description); + } + else { + DEG_DEBUG_PRINTF("add_time_relation(%p = %s, %p = %s, %s) Failed\n", + timesrc, (timesrc) ? timesrc->identifier().c_str() : "<None>", + node_to, (node_to) ? node_to->identifier().c_str() : "<None>", + description); + } +} + +void DepsgraphRelationBuilder::add_operation_relation( + OperationDepsNode *node_from, + OperationDepsNode *node_to, + eDepsRelation_Type type, + const char *description) +{ + if (node_from && node_to) { + m_graph->add_new_relation(node_from, node_to, type, description); + } + else { + DEG_DEBUG_PRINTF("add_operation_relation(%p = %s, %p = %s, %d, %s) Failed\n", + node_from, (node_from) ? node_from->identifier().c_str() : "<None>", + node_to, (node_to) ? node_to->identifier().c_str() : "<None>", + type, description); + } +} + +/* **** Functions to build relations between entities **** */ + +void DepsgraphRelationBuilder::build_scene(Main *bmain, Scene *scene) +{ + /* LIB_DOIT is used to indicate whether node for given ID was already + * created or not. + */ + BKE_main_id_tag_all(bmain, false); + + if (scene->set) { + // TODO: link set to scene, especially our timesource... + } + + /* scene objects */ + for (Base *base = (Base *)scene->base.first; base; base = base->next) { + Object *ob = base->object; + + /* object itself */ + build_object(bmain, scene, ob); + + /* object that this is a proxy for */ + if (ob->proxy) { + build_object(bmain, scene, ob->proxy); + /* TODO(sergey): This is an inverted relation, matches old depsgraph + * behavior and need to be investigated if it still need to be inverted. + */ + ComponentKey ob_pose_key(&ob->id, DEPSNODE_TYPE_EVAL_POSE); + ComponentKey proxy_pose_key(&ob->proxy->id, DEPSNODE_TYPE_EVAL_POSE); + add_relation(ob_pose_key, proxy_pose_key, DEPSREL_TYPE_TRANSFORM, "Proxy"); + } + + /* Object dupligroup. */ + if (ob->dup_group) { + build_group(bmain, scene, ob, ob->dup_group); + } + } + + /* rigidbody */ + if (scene->rigidbody_world) { + build_rigidbody(scene); + } + + /* scene's animation and drivers */ + if (scene->adt) { + build_animdata(&scene->id); + } + + /* world */ + if (scene->world) { + build_world(scene->world); + } + + /* compo nodes */ + if (scene->nodetree) { + build_compositor(scene); + } + + /* grease pencil */ + if (scene->gpd) { + build_gpencil(&scene->id, scene->gpd); + } +} + +void DepsgraphRelationBuilder::build_group(Main *bmain, + Scene *scene, + Object *object, + Group *group) +{ + ID *group_id = &group->id; + bool group_done = (group_id->flag & LIB_DOIT) != 0; + OperationKey object_local_transform_key(&object->id, + DEPSNODE_TYPE_TRANSFORM, + DEG_OPCODE_TRANSFORM_LOCAL); + for (GroupObject *go = (GroupObject *)group->gobject.first; + go != NULL; + go = go->next) + { + if (!group_done) { + build_object(bmain, scene, go->ob); + } + ComponentKey dupli_transform_key(&go->ob->id, DEPSNODE_TYPE_TRANSFORM); + add_relation(dupli_transform_key, + object_local_transform_key, + DEPSREL_TYPE_TRANSFORM, + "Dupligroup"); + } + group_id->flag |= LIB_DOIT; +} + +void DepsgraphRelationBuilder::build_object(Main *bmain, Scene *scene, Object *ob) +{ + if (ob->id.flag & LIB_DOIT) { + return; + } + + /* Object Transforms */ + eDepsOperation_Code base_op = (ob->parent) ? DEG_OPCODE_TRANSFORM_PARENT : DEG_OPCODE_TRANSFORM_LOCAL; + OperationKey base_op_key(&ob->id, DEPSNODE_TYPE_TRANSFORM, base_op); + + OperationKey local_transform_key(&ob->id, DEPSNODE_TYPE_TRANSFORM, DEG_OPCODE_TRANSFORM_LOCAL); + OperationKey parent_transform_key(&ob->id, DEPSNODE_TYPE_TRANSFORM, DEG_OPCODE_TRANSFORM_PARENT); + OperationKey final_transform_key(&ob->id, DEPSNODE_TYPE_TRANSFORM, DEG_OPCODE_TRANSFORM_FINAL); + + OperationKey ob_ubereval_key(&ob->id, DEPSNODE_TYPE_TRANSFORM, DEG_OPCODE_OBJECT_UBEREVAL); + + /* parenting */ + if (ob->parent) { + /* parent relationship */ + build_object_parent(ob); + + /* local -> parent */ + add_relation(local_transform_key, parent_transform_key, DEPSREL_TYPE_COMPONENT_ORDER, "[ObLocal -> ObParent]"); + } + + /* object constraints */ + if (ob->constraints.first) { + OperationKey constraint_key(&ob->id, DEPSNODE_TYPE_TRANSFORM, DEG_OPCODE_TRANSFORM_CONSTRAINTS); + + /* constraint relations */ + // TODO: provide base op + // XXX: this is broken + build_constraints(scene, &ob->id, DEPSNODE_TYPE_TRANSFORM, "", &ob->constraints, NULL); + + /* operation order */ + add_relation(base_op_key, constraint_key, DEPSREL_TYPE_COMPONENT_ORDER, "[ObBase-> Constraint Stack]"); + add_relation(constraint_key, final_transform_key, DEPSREL_TYPE_COMPONENT_ORDER, "[ObConstraints -> Done]"); + + // XXX + add_relation(constraint_key, ob_ubereval_key, DEPSREL_TYPE_COMPONENT_ORDER, "Temp Ubereval"); + add_relation(ob_ubereval_key, final_transform_key, DEPSREL_TYPE_COMPONENT_ORDER, "Temp Ubereval"); + } + else { + /* operation order */ + add_relation(base_op_key, final_transform_key, DEPSREL_TYPE_COMPONENT_ORDER, "Object Transform"); + + // XXX + add_relation(base_op_key, ob_ubereval_key, DEPSREL_TYPE_COMPONENT_ORDER, "Temp Ubereval"); + add_relation(ob_ubereval_key, final_transform_key, DEPSREL_TYPE_COMPONENT_ORDER, "Temp Ubereval"); + } + + + /* AnimData */ + build_animdata(&ob->id); + + // XXX: This should be hooked up by the build_animdata code + if (ob->adt && (ob->adt->action || ob->adt->nla_tracks.first)) { + ComponentKey adt_key(&ob->id, DEPSNODE_TYPE_ANIMATION); + add_relation(adt_key, local_transform_key, DEPSREL_TYPE_OPERATION, "Object Animation"); + } + + + /* object data */ + if (ob->data) { + ID *obdata_id = (ID *)ob->data; + + /* ob data animation */ + build_animdata(obdata_id); + + /* type-specific data... */ + switch (ob->type) { + case OB_MESH: /* Geometry */ + case OB_CURVE: + case OB_FONT: + case OB_SURF: + case OB_MBALL: + case OB_LATTICE: + { + build_obdata_geom(bmain, scene, ob); + } + break; + + + case OB_ARMATURE: /* Pose */ + if (ob->id.lib != NULL && ob->proxy_from != NULL) { + build_proxy_rig(ob); + } + else { + build_rig(scene, ob); + } + break; + + case OB_LAMP: /* Lamp */ + build_lamp(ob); + break; + + case OB_CAMERA: /* Camera */ + build_camera(ob); + break; + } + } + + /* particle systems */ + if (ob->particlesystem.first) { + build_particles(scene, ob); + } + + /* grease pencil */ + if (ob->gpd) { + build_gpencil(&ob->id, ob->gpd); + } +} + +void DepsgraphRelationBuilder::build_object_parent(Object *ob) +{ + /* XXX: for now, need to use the component key (not just direct to the parent op), or else the matrix doesn't get reset */ + // XXX: @sergey - it would be good if we got that backwards flushing working when tagging for updates + //OperationKey ob_key(&ob->id, DEPSNODE_TYPE_TRANSFORM, DEG_OPCODE_TRANSFORM_PARENT); + ComponentKey ob_key(&ob->id, DEPSNODE_TYPE_TRANSFORM); + + /* type-specific links */ + switch (ob->partype) { + case PARSKEL: /* Armature Deform (Virtual Modifier) */ + { + ComponentKey parent_key(&ob->parent->id, DEPSNODE_TYPE_TRANSFORM); + add_relation(parent_key, ob_key, DEPSREL_TYPE_STANDARD, "Armature Deform Parent"); + } + break; + + case PARVERT1: /* Vertex Parent */ + case PARVERT3: + { + ComponentKey parent_key(&ob->parent->id, DEPSNODE_TYPE_GEOMETRY); + add_relation(parent_key, ob_key, DEPSREL_TYPE_GEOMETRY_EVAL, "Vertex Parent"); + /* XXX not sure what this is for or how you could be done properly - lukas */ + //parent_node->customdata_mask |= CD_MASK_ORIGINDEX; + + ComponentKey transform_key(&ob->parent->id, DEPSNODE_TYPE_TRANSFORM); + add_relation(transform_key, ob_key, DEPSREL_TYPE_TRANSFORM, "Vertex Parent TFM"); + } + break; + + case PARBONE: /* Bone Parent */ + { + ComponentKey parent_key(&ob->parent->id, DEPSNODE_TYPE_BONE, ob->parsubstr); + add_relation(parent_key, ob_key, DEPSREL_TYPE_TRANSFORM, "Bone Parent"); + } + break; + + default: + { + if (ob->parent->type == OB_LATTICE) { + /* Lattice Deform Parent - Virtual Modifier */ + // XXX: no virtual modifiers should be left! + ComponentKey parent_key(&ob->parent->id, DEPSNODE_TYPE_TRANSFORM); + ComponentKey geom_key(&ob->parent->id, DEPSNODE_TYPE_GEOMETRY); + + add_relation(parent_key, ob_key, DEPSREL_TYPE_STANDARD, "Lattice Deform Parent"); + add_relation(geom_key, ob_key, DEPSREL_TYPE_STANDARD, "Lattice Deform Parent Geom"); + } + else if (ob->parent->type == OB_CURVE) { + Curve *cu = (Curve *)ob->parent->data; + + if (cu->flag & CU_PATH) { + /* Follow Path */ + ComponentKey parent_key(&ob->parent->id, DEPSNODE_TYPE_GEOMETRY); + add_relation(parent_key, ob_key, DEPSREL_TYPE_TRANSFORM, "Curve Follow Parent"); + + ComponentKey transform_key(&ob->parent->id, DEPSNODE_TYPE_TRANSFORM); + add_relation(transform_key, ob_key, DEPSREL_TYPE_TRANSFORM, "Curve Follow TFM"); + } + else { + /* Standard Parent */ + ComponentKey parent_key(&ob->parent->id, DEPSNODE_TYPE_TRANSFORM); + add_relation(parent_key, ob_key, DEPSREL_TYPE_TRANSFORM, "Curve Parent"); + } + } + else { + /* Standard Parent */ + ComponentKey parent_key(&ob->parent->id, DEPSNODE_TYPE_TRANSFORM); + add_relation(parent_key, ob_key, DEPSREL_TYPE_TRANSFORM, "Parent"); + } + } + break; + } + + /* exception case: parent is duplivert */ + if ((ob->type == OB_MBALL) && (ob->parent->transflag & OB_DUPLIVERTS)) { + //dag_add_relation(dag, node2, node, DAG_RL_DATA_DATA | DAG_RL_OB_OB, "Duplivert"); + } +} + +void DepsgraphRelationBuilder::build_constraints(Scene *scene, ID *id, eDepsNode_Type component_type, const char *component_subdata, + ListBase *constraints, RootPChanMap *root_map) +{ + OperationKey constraint_op_key(id, component_type, component_subdata, + (component_type == DEPSNODE_TYPE_BONE) ? DEG_OPCODE_BONE_CONSTRAINTS : DEG_OPCODE_TRANSFORM_CONSTRAINTS); + + /* add dependencies for each constraint in turn */ + for (bConstraint *con = (bConstraint *)constraints->first; con; con = con->next) { + const bConstraintTypeInfo *cti = BKE_constraint_typeinfo_get(con); + + /* invalid constraint type... */ + if (cti == NULL) + continue; + + /* special case for camera tracking -- it doesn't use targets to define relations */ + // TODO: we can now represent dependencies in a much richer manner, so review how this is done... + if (ELEM(cti->type, CONSTRAINT_TYPE_FOLLOWTRACK, CONSTRAINT_TYPE_CAMERASOLVER, CONSTRAINT_TYPE_OBJECTSOLVER)) { + bool depends_on_camera = false; + + if (cti->type == CONSTRAINT_TYPE_FOLLOWTRACK) { + bFollowTrackConstraint *data = (bFollowTrackConstraint *)con->data; + + if (((data->clip) || (data->flag & FOLLOWTRACK_ACTIVECLIP)) && data->track[0]) + depends_on_camera = true; + + if (data->depth_ob) { + // DAG_RL_DATA_OB | DAG_RL_OB_OB + ComponentKey depth_key(&data->depth_ob->id, DEPSNODE_TYPE_TRANSFORM); + add_relation(depth_key, constraint_op_key, DEPSREL_TYPE_TRANSFORM, cti->name); + } + } + else if (cti->type == CONSTRAINT_TYPE_OBJECTSOLVER) { + depends_on_camera = true; + } + + if (depends_on_camera && scene->camera) { + // DAG_RL_DATA_OB | DAG_RL_OB_OB + ComponentKey camera_key(&scene->camera->id, DEPSNODE_TYPE_TRANSFORM); + add_relation(camera_key, constraint_op_key, DEPSREL_TYPE_TRANSFORM, cti->name); + } + + /* tracker <-> constraints */ + // FIXME: actually motionclip dependency on results of motionclip block here... + //dag_add_relation(dag, scenenode, node, DAG_RL_SCENE, "Scene Relation"); + } + else if (cti->get_constraint_targets) { + ListBase targets = {NULL, NULL}; + cti->get_constraint_targets(con, &targets); + + for (bConstraintTarget *ct = (bConstraintTarget *)targets.first; ct; ct = ct->next) { + if (!ct->tar) + continue; + + if (ELEM(con->type, CONSTRAINT_TYPE_KINEMATIC, CONSTRAINT_TYPE_SPLINEIK)) { + /* ignore IK constraints - these are handled separately (on pose level) */ + } + else if (ELEM(con->type, CONSTRAINT_TYPE_FOLLOWPATH, CONSTRAINT_TYPE_CLAMPTO)) { + /* these constraints require path geometry data... */ + ComponentKey target_key(&ct->tar->id, DEPSNODE_TYPE_GEOMETRY); + add_relation(target_key, constraint_op_key, DEPSREL_TYPE_GEOMETRY_EVAL, cti->name); // XXX: type = geom_transform + // TODO: path dependency + } + else if ((ct->tar->type == OB_ARMATURE) && (ct->subtarget[0])) { + /* bone */ + if (&ct->tar->id == id) { + /* same armature */ + eDepsOperation_Code target_key_opcode; + + /* Using "done" here breaks in-chain deps, while using "ready" here breaks most production rigs instead... + * So, we do a compromise here, and only do this when an IK chain conflict may occur + */ + if (root_map->has_common_root(component_subdata, ct->subtarget)) { + target_key_opcode = DEG_OPCODE_BONE_READY; + } + else { + target_key_opcode = DEG_OPCODE_BONE_DONE; + } + + OperationKey target_key(&ct->tar->id, DEPSNODE_TYPE_BONE, ct->subtarget, target_key_opcode); + add_relation(target_key, constraint_op_key, DEPSREL_TYPE_TRANSFORM, cti->name); + } + else { + /* different armature - we can safely use the result of that */ + OperationKey target_key(&ct->tar->id, DEPSNODE_TYPE_BONE, ct->subtarget, DEG_OPCODE_BONE_DONE); + add_relation(target_key, constraint_op_key, DEPSREL_TYPE_TRANSFORM, cti->name); + } + } + else if (ELEM(ct->tar->type, OB_MESH, OB_LATTICE) && (ct->subtarget[0])) { + /* vertex group */ + /* NOTE: for now, we don't need to represent vertex groups separately... */ + ComponentKey target_key(&ct->tar->id, DEPSNODE_TYPE_GEOMETRY); + add_relation(target_key, constraint_op_key, DEPSREL_TYPE_GEOMETRY_EVAL, cti->name); + + if (ct->tar->type == OB_MESH) { + //node2->customdata_mask |= CD_MASK_MDEFORMVERT; + } + } + else if (con->type == CONSTRAINT_TYPE_SHRINKWRAP) { + /* Constraints which requires the target object surface. */ + ComponentKey target_key(&ct->tar->id, DEPSNODE_TYPE_GEOMETRY); + add_relation(target_key, constraint_op_key, DEPSREL_TYPE_TRANSFORM, cti->name); + + /* NOTE: obdata eval now doesn't necessarily depend on the object's transform... */ + ComponentKey target_transform_key(&ct->tar->id, DEPSNODE_TYPE_TRANSFORM); + add_relation(target_transform_key, constraint_op_key, DEPSREL_TYPE_TRANSFORM, cti->name); + } + else { + /* standard object relation */ + // TODO: loc vs rot vs scale? + if (&ct->tar->id == id) { + /* Constraint targetting own object: + * - This case is fine IFF we're dealing with a bone constraint pointing to + * its own armature. In that case, it's just transform -> bone. + * - If however it is a real self targetting case, just make it depend on the + * previous constraint (or the pre-constraint state)... + */ + if ((ct->tar->type == OB_ARMATURE) && (component_type == DEPSNODE_TYPE_BONE)) { + OperationKey target_key(&ct->tar->id, DEPSNODE_TYPE_TRANSFORM, DEG_OPCODE_TRANSFORM_FINAL); + add_relation(target_key, constraint_op_key, DEPSREL_TYPE_TRANSFORM, cti->name); + } + else { + OperationKey target_key(&ct->tar->id, DEPSNODE_TYPE_TRANSFORM, DEG_OPCODE_TRANSFORM_LOCAL); + add_relation(target_key, constraint_op_key, DEPSREL_TYPE_TRANSFORM, cti->name); + } + } + else { + /* normal object dependency */ + OperationKey target_key(&ct->tar->id, DEPSNODE_TYPE_TRANSFORM, DEG_OPCODE_TRANSFORM_FINAL); + add_relation(target_key, constraint_op_key, DEPSREL_TYPE_TRANSFORM, cti->name); + } + } + + /* Constraints which needs world's matrix for transform. + * TODO(sergey): More constraints here? + */ + if (ELEM(con->type, + CONSTRAINT_TYPE_ROTLIKE, + CONSTRAINT_TYPE_SIZELIKE, + CONSTRAINT_TYPE_LOCLIKE, + CONSTRAINT_TYPE_TRANSLIKE)) + { + /* TODO(sergey): Add used space check. */ + ComponentKey target_transform_key(&ct->tar->id, DEPSNODE_TYPE_TRANSFORM); + add_relation(target_transform_key, constraint_op_key, DEPSREL_TYPE_TRANSFORM, cti->name); + } + + } + + if (cti->flush_constraint_targets) + cti->flush_constraint_targets(con, &targets, 1); + } + } +} + +void DepsgraphRelationBuilder::build_animdata(ID *id) +{ + AnimData *adt = BKE_animdata_from_id(id); + + if (adt == NULL) + return; + + ComponentKey adt_key(id, DEPSNODE_TYPE_ANIMATION); + + /* animation */ + if (adt->action || adt->nla_tracks.first) { + /* wire up dependency to time source */ + TimeSourceKey time_src_key; + add_relation(time_src_key, adt_key, DEPSREL_TYPE_TIME, "[TimeSrc -> Animation]"); + + // XXX: Hook up specific update callbacks for special properties which may need it... + + // XXX: animdata "hierarchy" - top-level overrides need to go after lower-down + } + + /* drivers */ + for (FCurve *fcu = (FCurve *)adt->drivers.first; fcu; fcu = fcu->next) { + OperationKey driver_key(id, DEPSNODE_TYPE_PARAMETERS, DEG_OPCODE_DRIVER, deg_fcurve_id_name(fcu)); + + /* create the driver's relations to targets */ + build_driver(id, fcu); + + /* prevent driver from occurring before own animation... */ + if (adt->action || adt->nla_tracks.first) { + add_relation(adt_key, driver_key, DEPSREL_TYPE_OPERATION, + "[AnimData Before Drivers]"); + } + } +} + +void DepsgraphRelationBuilder::build_driver(ID *id, FCurve *fcu) +{ + ChannelDriver *driver = fcu->driver; + OperationKey driver_key(id, DEPSNODE_TYPE_PARAMETERS, DEG_OPCODE_DRIVER, deg_fcurve_id_name(fcu)); + bPoseChannel *pchan = NULL; + + /* create dependency between driver and data affected by it */ + /* - direct property relationship... */ + //RNAPathKey affected_key(id, fcu->rna_path); + //add_relation(driver_key, affected_key, DEPSREL_TYPE_DRIVER, "[Driver -> Data] DepsRel"); + + /* driver -> data components (for interleaved evaluation - bones/constraints/modifiers) */ + // XXX: this probably should probably be moved out into a separate function + if (strstr(fcu->rna_path, "pose.bones[") != NULL) { + /* interleaved drivers during bone eval */ + // TODO: ideally, if this is for a constraint, it goes to said constraint + Object *ob = (Object *)id; + char *bone_name; + + bone_name = BLI_str_quoted_substrN(fcu->rna_path, "pose.bones["); + pchan = BKE_pose_channel_find_name(ob->pose, bone_name); + + if (bone_name) { + MEM_freeN(bone_name); + bone_name = NULL; + } + + if (pchan) { + OperationKey bone_key(id, DEPSNODE_TYPE_BONE, pchan->name, DEG_OPCODE_BONE_LOCAL); + add_relation(driver_key, bone_key, DEPSREL_TYPE_DRIVER, "[Driver -> Bone]"); + } + else { + fprintf(stderr, + "Couldn't find bone name for driver path - '%s'\n", + fcu->rna_path); + } + } + else if (GS(id->name) == ID_AR && strstr(fcu->rna_path, "bones[")) { + /* drivers on armature-level bone settings (i.e. bbone stuff), + * which will affect the evaluation of corresponding pose bones + */ + IDDepsNode *arm_node = m_graph->find_id_node(id); + char *bone_name = BLI_str_quoted_substrN(fcu->rna_path, "bones["); + + if (arm_node && bone_name) { + /* find objects which use this, and make their eval callbacks depend on this */ + DEPSNODE_RELATIONS_ITER_BEGIN(arm_node->outlinks, rel) + { + IDDepsNode *to_node = (IDDepsNode *)rel->to; + + /* we only care about objects with pose data which use this... */ + if (GS(to_node->id->name) == ID_OB) { + Object *ob = (Object *)to_node->id; + bPoseChannel *pchan = BKE_pose_channel_find_name(ob->pose, bone_name); // NOTE: ob->pose may be NULL + + if (pchan) { + OperationKey bone_key(&ob->id, DEPSNODE_TYPE_BONE, pchan->name, DEG_OPCODE_BONE_LOCAL); + add_relation(driver_key, bone_key, DEPSREL_TYPE_DRIVER, "[Arm Bone -> Driver -> Bone]"); + } + } + } + DEPSNODE_RELATIONS_ITER_END; + + /* free temp data */ + MEM_freeN(bone_name); + bone_name = NULL; + } + else { + fprintf(stderr, + "Couldn't find armature bone name for driver path - '%s'\n", + fcu->rna_path); + } + } + else if (GS(id->name) == ID_OB && strstr(fcu->rna_path, "modifiers[")) { + /* modifier driver - connect directly to the modifier */ + char *modifier_name = BLI_str_quoted_substrN(fcu->rna_path, "modifiers["); + if (modifier_name) { + OperationKey modifier_key(id, + DEPSNODE_TYPE_GEOMETRY, + DEG_OPCODE_GEOMETRY_MODIFIER, + modifier_name); + if (has_node(modifier_key)) { + add_relation(driver_key, modifier_key, DEPSREL_TYPE_DRIVER, "[Driver -> Modifier]"); + } + else { + printf("Unexisting driver RNA path: %s\n", fcu->rna_path); + } + + MEM_freeN(modifier_name); + } + } + else if (GS(id->name) == ID_KE && strstr(fcu->rna_path, "key_blocks[")) { + /* shape key driver - hook into the base geometry operation */ + // XXX: double check where this points + Key *shape_key = (Key *)id; + + ComponentKey geometry_key(shape_key->from, DEPSNODE_TYPE_GEOMETRY); + add_relation(driver_key, geometry_key, DEPSREL_TYPE_DRIVER, "[Driver -> ShapeKey Geom]"); + } + else { + if (GS(id->name) == ID_OB) { + /* assume that driver affects a transform... */ + OperationKey local_transform_key(id, DEPSNODE_TYPE_TRANSFORM, DEG_OPCODE_TRANSFORM_LOCAL); + add_relation(driver_key, local_transform_key, DEPSREL_TYPE_OPERATION, "[Driver -> Transform]"); + } + } + + /* ensure that affected prop's update callbacks will be triggered once done */ + // TODO: implement this once the functionality to add these links exists in RNA + // XXX: the data itself could also set this, if it were to be truly initialised later? + + /* loop over variables to get the target relationships */ + for (DriverVar *dvar = (DriverVar *)driver->variables.first; dvar; dvar = dvar->next) { + /* only used targets */ + DRIVER_TARGETS_USED_LOOPER(dvar) + { + if (dtar->id == NULL) + continue; + + /* special handling for directly-named bones */ + if ((dtar->flag & DTAR_FLAG_STRUCT_REF) && (dtar->pchan_name[0])) { + Object *ob = (Object *)dtar->id; + bPoseChannel *target_pchan = BKE_pose_channel_find_name(ob->pose, dtar->pchan_name); + if (target_pchan != NULL) { + /* get node associated with bone */ + // XXX: watch the space! + /* Some cases can't use final bone transform, for example: + * - Driving the bone with itself (addressed here) + * - Relations inside an IK chain (TODO?) + */ + if (dtar->id == id && + pchan != NULL && + STREQ(pchan->name, target_pchan->name)) + { + continue; + } + OperationKey target_key(dtar->id, DEPSNODE_TYPE_BONE, target_pchan->name, DEG_OPCODE_BONE_DONE); + add_relation(target_key, driver_key, DEPSREL_TYPE_DRIVER_TARGET, "[Bone Target -> Driver]"); + } + } + else if (dtar->flag & DTAR_FLAG_STRUCT_REF) { + /* get node associated with the object's transforms */ + OperationKey target_key(dtar->id, DEPSNODE_TYPE_TRANSFORM, DEG_OPCODE_TRANSFORM_FINAL); + add_relation(target_key, driver_key, DEPSREL_TYPE_DRIVER_TARGET, "[Target -> Driver]"); + } + else if (dtar->rna_path && strstr(dtar->rna_path, "pose.bones[")) { + /* workaround for ensuring that local bone transforms don't end up + * having to wait for pose eval to finish (to prevent cycles) + */ + Object *ob = (Object *)dtar->id; + char *bone_name = BLI_str_quoted_substrN(dtar->rna_path, "pose.bones["); + bPoseChannel *target_pchan = BKE_pose_channel_find_name(ob->pose, bone_name); + if (bone_name) { + MEM_freeN(bone_name); + bone_name = NULL; + } + if (target_pchan) { + if (dtar->id == id && + pchan != NULL && + STREQ(pchan->name, target_pchan->name)) + { + continue; + } + OperationKey bone_key(dtar->id, DEPSNODE_TYPE_BONE, target_pchan->name, DEG_OPCODE_BONE_LOCAL); + add_relation(bone_key, driver_key, DEPSREL_TYPE_DRIVER, "[RNA Bone -> Driver]"); + } + } + else { + /* resolve path to get node */ + RNAPathKey target_key(dtar->id, dtar->rna_path ? dtar->rna_path : ""); + add_relation(target_key, driver_key, DEPSREL_TYPE_DRIVER_TARGET, "[RNA Target -> Driver]"); + } + } + DRIVER_TARGETS_LOOPER_END + } +} + +void DepsgraphRelationBuilder::build_world(World *world) +{ + ID *world_id = &world->id; + if (world_id->flag & LIB_DOIT) { + return; + } + world_id->flag |= LIB_DOIT; + + build_animdata(world_id); + + /* TODO: other settings? */ + + /* textures */ + build_texture_stack(world_id, world->mtex); + + /* world's nodetree */ + build_nodetree(world_id, world->nodetree); +} + +void DepsgraphRelationBuilder::build_rigidbody(Scene *scene) +{ + RigidBodyWorld *rbw = scene->rigidbody_world; + + OperationKey init_key(&scene->id, DEPSNODE_TYPE_TRANSFORM, DEG_OPCODE_RIGIDBODY_REBUILD); + OperationKey sim_key(&scene->id, DEPSNODE_TYPE_TRANSFORM, DEG_OPCODE_RIGIDBODY_SIM); + + /* rel between the two sim-nodes */ + add_relation(init_key, sim_key, DEPSREL_TYPE_OPERATION, "Rigidbody [Init -> SimStep]"); + + /* set up dependencies between these operations and other builtin nodes --------------- */ + + /* time dependency */ + TimeSourceKey time_src_key; + add_relation(time_src_key, init_key, DEPSREL_TYPE_TIME, "TimeSrc -> Rigidbody Reset/Rebuild (Optional)"); + add_relation(time_src_key, sim_key, DEPSREL_TYPE_TIME, "TimeSrc -> Rigidbody Sim Step"); + + /* objects - simulation participants */ + if (rbw->group) { + for (GroupObject *go = (GroupObject *)rbw->group->gobject.first; go; go = go->next) { + Object *ob = go->ob; + if (!ob || ob->type != OB_MESH) + continue; + + /* hook up evaluation order... + * 1) flushing rigidbody results follows base transforms being applied + * 2) rigidbody flushing can only be performed after simulation has been run + * + * 3) simulation needs to know base transforms to figure out what to do + * XXX: there's probably a difference between passive and active + * - passive don't change, so may need to know full transform... + */ + OperationKey rbo_key(&ob->id, DEPSNODE_TYPE_TRANSFORM, DEG_OPCODE_TRANSFORM_RIGIDBODY); + + eDepsOperation_Code trans_opcode = ob->parent ? DEG_OPCODE_TRANSFORM_PARENT : DEG_OPCODE_TRANSFORM_LOCAL; + OperationKey trans_op(&ob->id, DEPSNODE_TYPE_TRANSFORM, trans_opcode); + + add_relation(trans_op, rbo_key, DEPSREL_TYPE_OPERATION, "Base Ob Transform -> RBO Sync"); + add_relation(sim_key, rbo_key, DEPSREL_TYPE_COMPONENT_ORDER, "Rigidbody Sim Eval -> RBO Sync"); + + /* if constraints exist, those depend on the result of the rigidbody sim + * - This allows constraints to modify the result of the sim (i.e. clamping) + * while still allowing the sim to depend on some changes to the objects. + * Also, since constraints are hooked up to the final nodes, this link + * means that we can also fit in there too... + * - Later, it might be good to include a constraint in the stack allowing us + * to control whether rigidbody eval gets interleaved into the constraint stack + */ + if (ob->constraints.first) { + OperationKey constraint_key(&ob->id, DEPSNODE_TYPE_TRANSFORM, DEG_OPCODE_TRANSFORM_CONSTRAINTS); + add_relation(rbo_key, constraint_key, DEPSREL_TYPE_COMPONENT_ORDER, "RBO Sync -> Ob Constraints"); + } + else { + /* final object transform depends on rigidbody */ + OperationKey done_key(&ob->id, DEPSNODE_TYPE_TRANSFORM, DEG_OPCODE_TRANSFORM_FINAL); + add_relation(rbo_key, done_key, DEPSREL_TYPE_COMPONENT_ORDER, "RBO Sync -> Done"); + + // XXX: ubereval will be removed eventually, but we still need it in the meantime + OperationKey uber_key(&ob->id, DEPSNODE_TYPE_TRANSFORM, DEG_OPCODE_OBJECT_UBEREVAL); + add_relation(rbo_key, uber_key, DEPSREL_TYPE_COMPONENT_ORDER, "RBO Sync -> Uber (Temp)"); + } + + + /* needed to get correct base values */ + add_relation(trans_op, sim_key, DEPSREL_TYPE_OPERATION, "Base Ob Transform -> Rigidbody Sim Eval"); + } + } + + /* constraints */ + if (rbw->constraints) { + for (GroupObject *go = (GroupObject *)rbw->constraints->gobject.first; go; go = go->next) { + Object *ob = go->ob; + if (!ob || !ob->rigidbody_constraint) + continue; + + RigidBodyCon *rbc = ob->rigidbody_constraint; + + /* final result of the constraint object's transform controls how the + * constraint affects the physics sim for these objects + */ + ComponentKey trans_key(&ob->id, DEPSNODE_TYPE_TRANSFORM); + OperationKey ob1_key(&rbc->ob1->id, DEPSNODE_TYPE_TRANSFORM, DEG_OPCODE_TRANSFORM_RIGIDBODY); + OperationKey ob2_key(&rbc->ob2->id, DEPSNODE_TYPE_TRANSFORM, DEG_OPCODE_TRANSFORM_RIGIDBODY); + + /* - constrained-objects sync depends on the constraint-holder */ + add_relation(trans_key, ob1_key, DEPSREL_TYPE_TRANSFORM, "RigidBodyConstraint -> RBC.Object_1"); + add_relation(trans_key, ob2_key, DEPSREL_TYPE_TRANSFORM, "RigidBodyConstraint -> RBC.Object_2"); + + /* - ensure that sim depends on this constraint's transform */ + add_relation(trans_key, sim_key, DEPSREL_TYPE_TRANSFORM, "RigidBodyConstraint Transform -> RB Simulation"); + } + } +} + +void DepsgraphRelationBuilder::build_particles(Scene *scene, Object *ob) +{ + /* particle systems */ + for (ParticleSystem *psys = (ParticleSystem *)ob->particlesystem.first; psys; psys = psys->next) { + ParticleSettings *part = psys->part; + + /* particle settings */ + build_animdata(&part->id); + + /* this particle system */ + OperationKey psys_key(&ob->id, DEPSNODE_TYPE_EVAL_PARTICLES, DEG_OPCODE_PSYS_EVAL, psys->name); + + /* XXX: if particle system is later re-enabled, we must do full rebuild? */ + if (!psys_check_enabled(ob, psys)) + continue; + +#if 0 + if (ELEM(part->phystype, PART_PHYS_KEYED, PART_PHYS_BOIDS)) { + ParticleTarget *pt; + + for (pt = psys->targets.first; pt; pt = pt->next) { + if (pt->ob && BLI_findlink(&pt->ob->particlesystem, pt->psys - 1)) { + node2 = dag_get_node(dag, pt->ob); + dag_add_relation(dag, node2, node, DAG_RL_DATA_DATA | DAG_RL_OB_DATA, "Particle Targets"); + } + } + } + + if (part->ren_as == PART_DRAW_OB && part->dup_ob) { + node2 = dag_get_node(dag, part->dup_ob); + /* note that this relation actually runs in the wrong direction, the problem + * is that dupli system all have this (due to parenting), and the render + * engine instancing assumes particular ordering of objects in list */ + dag_add_relation(dag, node, node2, DAG_RL_OB_OB, "Particle Object Visualization"); + if (part->dup_ob->type == OB_MBALL) + dag_add_relation(dag, node, node2, DAG_RL_DATA_DATA, "Particle Object Visualization"); + } + + if (part->ren_as == PART_DRAW_GR && part->dup_group) { + for (go = part->dup_group->gobject.first; go; go = go->next) { + node2 = dag_get_node(dag, go->ob); + dag_add_relation(dag, node2, node, DAG_RL_OB_OB, "Particle Group Visualization"); + } + } +#endif + + /* effectors */ + ListBase *effectors = pdInitEffectors(scene, ob, psys, part->effector_weights, false); + + if (effectors) { + for (EffectorCache *eff = (EffectorCache *)effectors->first; eff; eff = eff->next) { + if (eff->psys) { + // XXX: DAG_RL_DATA_DATA | DAG_RL_OB_DATA + ComponentKey eff_key(&eff->ob->id, DEPSNODE_TYPE_GEOMETRY); // xxx: particles instead? + add_relation(eff_key, psys_key, DEPSREL_TYPE_STANDARD, "Particle Field"); + } + } + } + + pdEndEffectors(&effectors); + + /* boids */ + if (part->boids) { + BoidRule *rule = NULL; + BoidState *state = NULL; + + for (state = (BoidState *)part->boids->states.first; state; state = state->next) { + for (rule = (BoidRule *)state->rules.first; rule; rule = rule->next) { + Object *ruleob = NULL; + if (rule->type == eBoidRuleType_Avoid) + ruleob = ((BoidRuleGoalAvoid *)rule)->ob; + else if (rule->type == eBoidRuleType_FollowLeader) + ruleob = ((BoidRuleFollowLeader *)rule)->ob; + + if (ruleob) { + ComponentKey ruleob_key(&ruleob->id, DEPSNODE_TYPE_TRANSFORM); + add_relation(ruleob_key, psys_key, DEPSREL_TYPE_TRANSFORM, "Boid Rule"); + } + } + } + } + } + + /* pointcache */ + // TODO... +} + +/* IK Solver Eval Steps */ +void DepsgraphRelationBuilder::build_ik_pose(Object *ob, + bPoseChannel *pchan, + bConstraint *con, + RootPChanMap *root_map) +{ + bKinematicConstraint *data = (bKinematicConstraint *)con->data; + + /* attach owner to IK Solver too + * - assume that owner is always part of chain + * - see notes on direction of rel below... + */ + bPoseChannel *rootchan = BKE_armature_ik_solver_find_root(pchan, data); + OperationKey solver_key(&ob->id, DEPSNODE_TYPE_EVAL_POSE, rootchan->name, DEG_OPCODE_POSE_IK_SOLVER); + + /* IK target */ + // XXX: this should get handled as part of the constraint code + if (data->tar != NULL) { + /* TODO(sergey): For until we'll store partial matricies in the depsgraph, + * we create dependency between target object and pose eval component. + * + * This way we ensuring the whole subtree is updated from scratch without + * need of intermediate matricies. This is an overkill, but good enough for + * testing IK solver. + */ + // FIXME: geometry targets... + ComponentKey pose_key(&ob->id, DEPSNODE_TYPE_EVAL_POSE); + if ((data->tar->type == OB_ARMATURE) && (data->subtarget[0])) { + /* TODO(sergey): This is only for until granular update stores intermediate result. */ + if (data->tar != ob) { + /* different armature - can just read the results */ + ComponentKey target_key(&data->tar->id, DEPSNODE_TYPE_BONE, data->subtarget); + add_relation(target_key, pose_key, DEPSREL_TYPE_TRANSFORM, con->name); + } + else { + /* same armature - we'll use the ready state only, just in case this bone is in the chain we're solving */ + OperationKey target_key(&data->tar->id, DEPSNODE_TYPE_BONE, data->subtarget, DEG_OPCODE_BONE_DONE); + add_relation(target_key, solver_key, DEPSREL_TYPE_TRANSFORM, con->name); + } + } + else if (ELEM(data->tar->type, OB_MESH, OB_LATTICE) && (data->subtarget[0])) { + /* vertex group target */ + /* NOTE: for now, we don't need to represent vertex groups separately... */ + ComponentKey target_key(&data->tar->id, DEPSNODE_TYPE_GEOMETRY); + add_relation(target_key, solver_key, DEPSREL_TYPE_GEOMETRY_EVAL, con->name); + + if (data->tar->type == OB_MESH) { + //node2->customdata_mask |= CD_MASK_MDEFORMVERT; + } + } + else { + /* Standard Object Target */ + ComponentKey target_key(&data->tar->id, DEPSNODE_TYPE_TRANSFORM); + add_relation(target_key, pose_key, DEPSREL_TYPE_TRANSFORM, con->name); + } + + if ((data->tar == ob) && (data->subtarget[0])) { + /* Prevent target's constraints from linking to anything from same + * chain that it controls. + */ + root_map->add_bone(data->subtarget, rootchan->name); + } + } + + /* Pole Target */ + // XXX: this should get handled as part of the constraint code + if (data->poletar != NULL) { + if ((data->tar->type == OB_ARMATURE) && (data->subtarget[0])) { + // XXX: same armature issues - ready vs done? + ComponentKey target_key(&data->poletar->id, DEPSNODE_TYPE_BONE, data->subtarget); + add_relation(target_key, solver_key, DEPSREL_TYPE_TRANSFORM, con->name); + } + else if (ELEM(data->poletar->type, OB_MESH, OB_LATTICE) && (data->subtarget[0])) { + /* vertex group target */ + /* NOTE: for now, we don't need to represent vertex groups separately... */ + ComponentKey target_key(&data->poletar->id, DEPSNODE_TYPE_GEOMETRY); + add_relation(target_key, solver_key, DEPSREL_TYPE_GEOMETRY_EVAL, con->name); + + if (data->poletar->type == OB_MESH) { + //node2->customdata_mask |= CD_MASK_MDEFORMVERT; + } + } + else { + ComponentKey target_key(&data->poletar->id, DEPSNODE_TYPE_TRANSFORM); + add_relation(target_key, solver_key, DEPSREL_TYPE_TRANSFORM, con->name); + } + } + + DEG_DEBUG_PRINTF("\nStarting IK Build: pchan = %s, target = (%s, %s), segcount = %d\n", + pchan->name, data->tar->id.name, data->subtarget, data->rootbone); + + bPoseChannel *parchan = pchan; + /* exclude tip from chain? */ + if (!(data->flag & CONSTRAINT_IK_TIP)) { + OperationKey tip_transforms_key(&ob->id, DEPSNODE_TYPE_BONE, + parchan->name, DEG_OPCODE_BONE_LOCAL); + add_relation(solver_key, tip_transforms_key, + DEPSREL_TYPE_TRANSFORM, "IK Solver Result"); + parchan = pchan->parent; + } + + root_map->add_bone(parchan->name, rootchan->name); + + OperationKey parchan_transforms_key(&ob->id, DEPSNODE_TYPE_BONE, + parchan->name, DEG_OPCODE_BONE_READY); + add_relation(parchan_transforms_key, solver_key, + DEPSREL_TYPE_TRANSFORM, "IK Solver Owner"); + + /* Walk to the chain's root */ + //size_t segcount = 0; + int segcount = 0; + + while (parchan) { + /* Make IK-solver dependent on this bone's result, + * since it can only run after the standard results + * of the bone are know. Validate links step on the + * bone will ensure that users of this bone only + * grab the result with IK solver results... + */ + if (parchan != pchan) { + OperationKey parent_key(&ob->id, DEPSNODE_TYPE_BONE, parchan->name, DEG_OPCODE_BONE_READY); + add_relation(parent_key, solver_key, DEPSREL_TYPE_TRANSFORM, "IK Chain Parent"); + + OperationKey done_key(&ob->id, DEPSNODE_TYPE_BONE, parchan->name, DEG_OPCODE_BONE_DONE); + add_relation(solver_key, done_key, DEPSREL_TYPE_TRANSFORM, "IK Chain Result"); + } + parchan->flag |= POSE_DONE; + + OperationKey final_transforms_key(&ob->id, DEPSNODE_TYPE_BONE, parchan->name, DEG_OPCODE_BONE_DONE); + add_relation(solver_key, final_transforms_key, DEPSREL_TYPE_TRANSFORM, "IK Solver Result"); + + root_map->add_bone(parchan->name, rootchan->name); + + /* continue up chain, until we reach target number of items... */ + DEG_DEBUG_PRINTF(" %d = %s\n", segcount, parchan->name); + segcount++; + if ((segcount == data->rootbone) || (segcount > 255)) break; /* 255 is weak */ + + parchan = parchan->parent; + } + + OperationKey flush_key(&ob->id, DEPSNODE_TYPE_EVAL_POSE, DEG_OPCODE_POSE_DONE); + add_relation(solver_key, flush_key, DEPSREL_TYPE_OPERATION, "PoseEval Result-Bone Link"); +} + +/* Spline IK Eval Steps */ +void DepsgraphRelationBuilder::build_splineik_pose(Object *ob, + bPoseChannel *pchan, + bConstraint *con, + RootPChanMap *root_map) +{ + bSplineIKConstraint *data = (bSplineIKConstraint *)con->data; + bPoseChannel *rootchan = BKE_armature_splineik_solver_find_root(pchan, data); + OperationKey transforms_key(&ob->id, DEPSNODE_TYPE_BONE, pchan->name, DEG_OPCODE_BONE_READY); + OperationKey solver_key(&ob->id, DEPSNODE_TYPE_EVAL_POSE, rootchan->name, DEG_OPCODE_POSE_SPLINE_IK_SOLVER); + + /* attach owner to IK Solver too + * - assume that owner is always part of chain + * - see notes on direction of rel below... + */ + add_relation(transforms_key, solver_key, DEPSREL_TYPE_TRANSFORM, "Spline IK Solver Owner"); + + /* attach path dependency to solver */ + if (data->tar) { + /* TODO(sergey): For until we'll store partial matricies in the depsgraph, + * we create dependency between target object and pose eval component. + * See IK pose for a bit more information. + */ + // TODO: the bigggest point here is that we need the curve PATH and not just the general geometry... + ComponentKey target_key(&data->tar->id, DEPSNODE_TYPE_GEOMETRY); + ComponentKey pose_key(&ob->id, DEPSNODE_TYPE_EVAL_POSE); + add_relation(target_key, pose_key, DEPSREL_TYPE_TRANSFORM,"[Curve.Path -> Spline IK] DepsRel"); + } + + pchan->flag |= POSE_DONE; + OperationKey final_transforms_key(&ob->id, DEPSNODE_TYPE_BONE, pchan->name, DEG_OPCODE_BONE_DONE); + add_relation(solver_key, final_transforms_key, DEPSREL_TYPE_TRANSFORM, "Spline IK Result"); + + root_map->add_bone(pchan->name, rootchan->name); + + /* Walk to the chain's root */ + //size_t segcount = 0; + int segcount = 0; + + for (bPoseChannel *parchan = pchan->parent; parchan; parchan = parchan->parent) { + /* Make Spline IK solver dependent on this bone's result, + * since it can only run after the standard results + * of the bone are know. Validate links step on the + * bone will ensure that users of this bone only + * grab the result with IK solver results... + */ + if (parchan != pchan) { + OperationKey parent_key(&ob->id, DEPSNODE_TYPE_BONE, parchan->name, DEG_OPCODE_BONE_READY); + add_relation(parent_key, solver_key, DEPSREL_TYPE_TRANSFORM, "Spline IK Solver Update"); + + OperationKey done_key(&ob->id, DEPSNODE_TYPE_BONE, parchan->name, DEG_OPCODE_BONE_DONE); + add_relation(solver_key, done_key, DEPSREL_TYPE_TRANSFORM, "IK Chain Result"); + } + parchan->flag |= POSE_DONE; + + OperationKey final_transforms_key(&ob->id, DEPSNODE_TYPE_BONE, parchan->name, DEG_OPCODE_BONE_DONE); + add_relation(solver_key, final_transforms_key, DEPSREL_TYPE_TRANSFORM, "Spline IK Solver Result"); + + root_map->add_bone(parchan->name, rootchan->name); + + /* continue up chain, until we reach target number of items... */ + segcount++; + if ((segcount == data->chainlen) || (segcount > 255)) break; /* 255 is weak */ + } + + OperationKey flush_key(&ob->id, DEPSNODE_TYPE_EVAL_POSE, DEG_OPCODE_POSE_DONE); + add_relation(solver_key, flush_key, DEPSREL_TYPE_OPERATION, "PoseEval Result-Bone Link"); +} + +/* Pose/Armature Bones Graph */ +void DepsgraphRelationBuilder::build_rig(Scene *scene, Object *ob) +{ + /* Armature-Data */ + // TODO: selection status? + + /* attach links between pose operations */ + OperationKey init_key(&ob->id, DEPSNODE_TYPE_EVAL_POSE, DEG_OPCODE_POSE_INIT); + OperationKey flush_key(&ob->id, DEPSNODE_TYPE_EVAL_POSE, DEG_OPCODE_POSE_DONE); + + add_relation(init_key, flush_key, DEPSREL_TYPE_COMPONENT_ORDER, "[Pose Init -> Pose Cleanup]"); + + if (ob->adt && (ob->adt->action || ob->adt->nla_tracks.first)) { + ComponentKey animation_key(&ob->id, DEPSNODE_TYPE_ANIMATION); + add_relation(animation_key, init_key, DEPSREL_TYPE_OPERATION, "Rig Animation"); + } + + /* IK Solvers... + * - These require separate processing steps are pose-level + * to be executed between chains of bones (i.e. once the + * base transforms of a bunch of bones is done) + * + * - We build relations for these before the dependencies + * between ops in the same component as it is necessary + * to check whether such bones are in the same IK chain + * (or else we get weird issues with either in-chain + * references, or with bones being parented to IK'd bones) + * + * Unsolved Issues: + * - Care is needed to ensure that multi-headed trees work out the same as in ik-tree building + * - Animated chain-lengths are a problem... + */ + RootPChanMap root_map; + bool pose_depends_on_local_transform = false; + for (bPoseChannel *pchan = (bPoseChannel *)ob->pose->chanbase.first; pchan; pchan = pchan->next) { + for (bConstraint *con = (bConstraint *)pchan->constraints.first; con; con = con->next) { + switch (con->type) { + case CONSTRAINT_TYPE_KINEMATIC: + build_ik_pose(ob, pchan, con, &root_map); + pose_depends_on_local_transform = true; + break; + + case CONSTRAINT_TYPE_SPLINEIK: + build_splineik_pose(ob, pchan, con, &root_map); + pose_depends_on_local_transform = true; + break; + + /* Constraints which needs world's matrix for transform. + * TODO(sergey): More constraints here? + */ + case CONSTRAINT_TYPE_ROTLIKE: + case CONSTRAINT_TYPE_SIZELIKE: + case CONSTRAINT_TYPE_LOCLIKE: + case CONSTRAINT_TYPE_TRANSLIKE: + /* TODO(sergey): Add used space check. */ + pose_depends_on_local_transform = true; + break; + + default: + break; + } + } + } + //root_map.print_debug(); + + if (pose_depends_on_local_transform) { + /* TODO(sergey): Once partial updates are possible use relation between + * object transform and solver itself in it's build function. + */ + ComponentKey pose_key(&ob->id, DEPSNODE_TYPE_EVAL_POSE); + ComponentKey local_transform_key(&ob->id, DEPSNODE_TYPE_TRANSFORM); + add_relation(local_transform_key, pose_key, DEPSREL_TYPE_TRANSFORM, "Local Transforms"); + } + + + /* links between operations for each bone */ + for (bPoseChannel *pchan = (bPoseChannel *)ob->pose->chanbase.first; pchan; pchan = pchan->next) { + OperationKey bone_local_key(&ob->id, DEPSNODE_TYPE_BONE, pchan->name, DEG_OPCODE_BONE_LOCAL); + OperationKey bone_pose_key(&ob->id, DEPSNODE_TYPE_BONE, pchan->name, DEG_OPCODE_BONE_POSE_PARENT); + OperationKey bone_ready_key(&ob->id, DEPSNODE_TYPE_BONE, pchan->name, DEG_OPCODE_BONE_READY); + OperationKey bone_done_key(&ob->id, DEPSNODE_TYPE_BONE, pchan->name, DEG_OPCODE_BONE_DONE); + + pchan->flag &= ~POSE_DONE; + + /* pose init to bone local */ + add_relation(init_key, bone_local_key, DEPSREL_TYPE_OPERATION, "PoseEval Source-Bone Link"); + + /* local to pose parenting operation */ + add_relation(bone_local_key, bone_pose_key, DEPSREL_TYPE_OPERATION, "Bone Local - PoseSpace Link"); + + /* parent relation */ + if (pchan->parent != NULL) { + eDepsOperation_Code parent_key_opcode; + + /* NOTE: this difference in handling allows us to prevent lockups while ensuring correct poses for separate chains */ + if (root_map.has_common_root(pchan->name, pchan->parent->name)) { + parent_key_opcode = DEG_OPCODE_BONE_READY; + } + else { + parent_key_opcode = DEG_OPCODE_BONE_DONE; + } + + OperationKey parent_key(&ob->id, DEPSNODE_TYPE_BONE, pchan->parent->name, parent_key_opcode); + add_relation(parent_key, bone_pose_key, DEPSREL_TYPE_TRANSFORM, "[Parent Bone -> Child Bone]"); + } + + /* constraints */ + if (pchan->constraints.first != NULL) { + /* constraints stack and constraint dependencies */ + build_constraints(scene, &ob->id, DEPSNODE_TYPE_BONE, pchan->name, &pchan->constraints, &root_map); + + /* pose -> constraints */ + OperationKey constraints_key(&ob->id, DEPSNODE_TYPE_BONE, pchan->name, DEG_OPCODE_BONE_CONSTRAINTS); + add_relation(bone_pose_key, constraints_key, DEPSREL_TYPE_OPERATION, "Constraints Stack"); + + /* constraints -> ready */ + // TODO: when constraint stack is exploded, this step should occur before the first IK solver + add_relation(constraints_key, bone_ready_key, DEPSREL_TYPE_OPERATION, "Constraints -> Ready"); + } + else { + /* pose -> ready */ + add_relation(bone_pose_key, bone_ready_key, DEPSREL_TYPE_OPERATION, "Pose -> Ready"); + } + + /* bone ready -> done + * NOTE: For bones without IK, this is all that's needed. + * For IK chains however, an additional rel is created from IK to done, + * with transitive reduction removing this one... + */ + add_relation(bone_ready_key, bone_done_key, DEPSREL_TYPE_OPERATION, "Ready -> Done"); + + /* assume that all bones must be done for the pose to be ready (for deformers) */ + add_relation(bone_done_key, flush_key, DEPSREL_TYPE_OPERATION, "PoseEval Result-Bone Link"); + } +} + +void DepsgraphRelationBuilder::build_proxy_rig(Object *ob) +{ + OperationKey pose_init_key(&ob->id, DEPSNODE_TYPE_EVAL_POSE, DEG_OPCODE_POSE_INIT); + OperationKey pose_done_key(&ob->id, DEPSNODE_TYPE_EVAL_POSE, DEG_OPCODE_POSE_DONE); + for (bPoseChannel *pchan = (bPoseChannel *)ob->pose->chanbase.first; + pchan != NULL; + pchan = pchan->next) + { + OperationKey bone_local_key(&ob->id, DEPSNODE_TYPE_BONE, pchan->name, DEG_OPCODE_BONE_LOCAL); + OperationKey bone_ready_key(&ob->id, DEPSNODE_TYPE_BONE, pchan->name, DEG_OPCODE_BONE_READY); + OperationKey bone_done_key(&ob->id, DEPSNODE_TYPE_BONE, pchan->name, DEG_OPCODE_BONE_DONE); + add_relation(pose_init_key, bone_local_key, DEPSREL_TYPE_OPERATION, "Pose Init -> Bone Local"); + add_relation(bone_local_key, bone_ready_key, DEPSREL_TYPE_OPERATION, "Local -> Ready"); + add_relation(bone_ready_key, bone_done_key, DEPSREL_TYPE_OPERATION, "Ready -> Done"); + add_relation(bone_done_key, pose_done_key, DEPSREL_TYPE_OPERATION, "Bone Done -> Pose Done"); + } +} + +/* Shapekeys */ +void DepsgraphRelationBuilder::build_shapekeys(ID *obdata, Key *key) +{ + ComponentKey obdata_key(obdata, DEPSNODE_TYPE_GEOMETRY); + + /* attach animdata to geometry */ + build_animdata(&key->id); + + if (key->adt) { + // TODO: this should really be handled in build_animdata, since many of these cases will need it + if (key->adt->action || key->adt->nla_tracks.first) { + ComponentKey adt_key(&key->id, DEPSNODE_TYPE_ANIMATION); + add_relation(adt_key, obdata_key, DEPSREL_TYPE_OPERATION, "Animation"); + } + + /* NOTE: individual shapekey drivers are handled above already */ + } + + /* attach to geometry */ + // XXX: aren't shapekeys now done as a pseudo-modifier on object? + //ComponentKey key_key(&key->id, DEPSNODE_TYPE_GEOMETRY); // FIXME: this doesn't exist + //add_relation(key_key, obdata_key, DEPSREL_TYPE_GEOMETRY_EVAL, "Shapekeys"); +} + +/** + * ObData Geometry Evaluation + * ========================== + * + * The evaluation of geometry on objects is as follows: + * - The actual evaluated of the derived geometry (e.g. DerivedMesh, DispList, etc.) + * occurs in the Geometry component of the object which references this. This includes + * modifiers, and the temporary "ubereval" for geometry. + * - Therefore, each user of a piece of shared geometry data ends up evaluating its own + * version of the stuff, complete with whatever modifiers it may use. + * + * - The datablocks for the geometry data - "obdata" (e.g. ID_ME, ID_CU, ID_LT, etc.) are used for + * 1) calculating the bounding boxes of the geometry data, + * 2) aggregating inward links from other objects (e.g. for text on curve, etc.) + * and also for the links coming from the shapekey datablocks + * - Animation/Drivers affecting the parameters of the geometry are made to trigger + * updates on the obdata geometry component, which then trigger downstream + * re-evaluation of the individual instances of this geometry. + */ +// TODO: Materials and lighting should probably get their own component, instead of being lumped under geometry? +void DepsgraphRelationBuilder::build_obdata_geom(Main *bmain, Scene *scene, Object *ob) +{ + ID *obdata = (ID *)ob->data; + + /* Init operation of object-level geometry evaluation. */ + OperationKey geom_init_key(&ob->id, DEPSNODE_TYPE_GEOMETRY, DEG_OPCODE_PLACEHOLDER, "Eval Init"); + + /* get nodes for result of obdata's evaluation, and geometry evaluation on object */ + ComponentKey obdata_geom_key(obdata, DEPSNODE_TYPE_GEOMETRY); + ComponentKey geom_key(&ob->id, DEPSNODE_TYPE_GEOMETRY); + + /* link components to each other */ + add_relation(obdata_geom_key, geom_key, DEPSREL_TYPE_DATABLOCK, "Object Geometry Base Data"); + + /* Modifiers */ + if (ob->modifiers.first) { + ModifierData *md; + OperationKey prev_mod_key; + + for (md = (ModifierData *)ob->modifiers.first; md; md = md->next) { + const ModifierTypeInfo *mti = modifierType_getInfo((ModifierType)md->type); + OperationKey mod_key(&ob->id, DEPSNODE_TYPE_GEOMETRY, DEG_OPCODE_GEOMETRY_MODIFIER, md->name); + + if (md->prev) { + /* Stack relation: modifier depends on previous modifier in the stack */ + add_relation(prev_mod_key, mod_key, DEPSREL_TYPE_GEOMETRY_EVAL, "Modifier Stack"); + } + else { + /* Stack relation: first modifier depends on the geometry. */ + add_relation(geom_init_key, mod_key, DEPSREL_TYPE_GEOMETRY_EVAL, "Modifier Stack"); + } + + if (mti->updateDepsgraph) { + DepsNodeHandle handle = create_node_handle(mod_key); + mti->updateDepsgraph(md, bmain, scene, ob, &handle); + } + + if (BKE_object_modifier_use_time(ob, md)) { + TimeSourceKey time_src_key; + add_relation(time_src_key, mod_key, DEPSREL_TYPE_TIME, "Time Source"); + } + + prev_mod_key = mod_key; + } + } + + /* materials */ + if (ob->totcol) { + int a; + + for (a = 1; a <= ob->totcol; a++) { + Material *ma = give_current_material(ob, a); + + if (ma) + build_material(&ob->id, ma); + } + } + + /* geometry collision */ + if (ELEM(ob->type, OB_MESH, OB_CURVE, OB_LATTICE)) { + // add geometry collider relations + } + + /* Make sure uber update is the last in the dependencies. + * + * TODO(sergey): Get rid of this node. + */ + if (ob->type != OB_ARMATURE) { + /* Armatures does no longer require uber node. */ + OperationKey obdata_ubereval_key(&ob->id, DEPSNODE_TYPE_GEOMETRY, DEG_OPCODE_GEOMETRY_UBEREVAL); + if (ob->modifiers.last) { + ModifierData *md = (ModifierData *)ob->modifiers.last; + OperationKey mod_key(&ob->id, DEPSNODE_TYPE_GEOMETRY, DEG_OPCODE_GEOMETRY_MODIFIER, md->name); + add_relation(mod_key, obdata_ubereval_key, DEPSREL_TYPE_OPERATION, "Object Geometry UberEval"); + } + else { + add_relation(geom_init_key, obdata_ubereval_key, DEPSREL_TYPE_OPERATION, "Object Geometry UberEval"); + } + } + + if (obdata->flag & LIB_DOIT) { + return; + } + obdata->flag |= LIB_DOIT; + + /* Link object data evaluation node to exit operation. */ + OperationKey obdata_geom_eval_key(obdata, DEPSNODE_TYPE_GEOMETRY, DEG_OPCODE_PLACEHOLDER, "Geometry Eval"); + OperationKey obdata_geom_done_key(obdata, DEPSNODE_TYPE_GEOMETRY, DEG_OPCODE_PLACEHOLDER, "Eval Done"); + add_relation(obdata_geom_eval_key, obdata_geom_done_key, DEPSREL_TYPE_DATABLOCK, "ObData Geom Eval Done"); + + /* type-specific node/links */ + switch (ob->type) { + case OB_MESH: + break; + + case OB_MBALL: + { + Object *mom = BKE_mball_basis_find(scene, ob); + + /* motherball - mom depends on children! */ + if (mom != ob) { + /* non-motherball -> cannot be directly evaluated! */ + ComponentKey mom_key(&mom->id, DEPSNODE_TYPE_GEOMETRY); + add_relation(geom_key, mom_key, DEPSREL_TYPE_GEOMETRY_EVAL, "Metaball Motherball"); + } + } + break; + + case OB_CURVE: + case OB_FONT: + { + Curve *cu = (Curve *)obdata; + + /* curve's dependencies */ + // XXX: these needs geom data, but where is geom stored? + if (cu->bevobj) { + ComponentKey bevob_key(&cu->bevobj->id, DEPSNODE_TYPE_GEOMETRY); + add_relation(bevob_key, geom_key, DEPSREL_TYPE_GEOMETRY_EVAL, "Curve Bevel"); + } + if (cu->taperobj) { + ComponentKey taperob_key(&cu->taperobj->id, DEPSNODE_TYPE_GEOMETRY); + add_relation(taperob_key, geom_key, DEPSREL_TYPE_GEOMETRY_EVAL, "Curve Taper"); + } + if (ob->type == OB_FONT) { + if (cu->textoncurve) { + ComponentKey textoncurve_key(&cu->taperobj->id, DEPSNODE_TYPE_GEOMETRY); + add_relation(textoncurve_key, geom_key, DEPSREL_TYPE_GEOMETRY_EVAL, "Text on Curve"); + } + } + } + break; + + case OB_SURF: /* Nurbs Surface */ + { + } + break; + + case OB_LATTICE: /* Lattice */ + { + } + break; + } + + /* ShapeKeys */ + Key *key = BKE_key_from_object(ob); + if (key) { + build_shapekeys(obdata, key); + } + + if (needs_animdata_node(obdata)) { + ComponentKey animation_key(obdata, DEPSNODE_TYPE_ANIMATION); + ComponentKey parameters_key(obdata, DEPSNODE_TYPE_PARAMETERS); + add_relation(animation_key, parameters_key, + DEPSREL_TYPE_COMPONENT_ORDER, "Geom Parameters"); + } +} + +/* Cameras */ +// TODO: Link scene-camera links in somehow... +void DepsgraphRelationBuilder::build_camera(Object *ob) +{ + Camera *cam = (Camera *)ob->data; + ID *camera_id = &cam->id; + if (camera_id->flag & LIB_DOIT) { + return; + } + camera_id->flag |= LIB_DOIT; + + ComponentKey parameters_key(camera_id, DEPSNODE_TYPE_PARAMETERS); + + if (needs_animdata_node(camera_id)) { + ComponentKey animation_key(camera_id, DEPSNODE_TYPE_ANIMATION); + add_relation(animation_key, parameters_key, + DEPSREL_TYPE_COMPONENT_ORDER, "Camera Parameters"); + } + + /* DOF */ + if (cam->dof_ob) { + ComponentKey ob_param_key(&ob->id, DEPSNODE_TYPE_PARAMETERS); + ComponentKey dof_ob_key(&cam->dof_ob->id, DEPSNODE_TYPE_TRANSFORM); + add_relation(dof_ob_key, ob_param_key, DEPSREL_TYPE_TRANSFORM, "Camera DOF"); + } +} + +/* Lamps */ +void DepsgraphRelationBuilder::build_lamp(Object *ob) +{ + Lamp *la = (Lamp *)ob->data; + ID *lamp_id = &la->id; + if (lamp_id->flag & LIB_DOIT) { + return; + } + lamp_id->flag |= LIB_DOIT; + + ComponentKey parameters_key(lamp_id, DEPSNODE_TYPE_PARAMETERS); + + if (needs_animdata_node(lamp_id)) { + ComponentKey animation_key(lamp_id, DEPSNODE_TYPE_ANIMATION); + add_relation(animation_key, parameters_key, + DEPSREL_TYPE_COMPONENT_ORDER, "Lamp Parameters"); + } + + /* lamp's nodetree */ + if (la->nodetree) { + build_nodetree(lamp_id, la->nodetree); + ComponentKey nodetree_key(&la->nodetree->id, DEPSNODE_TYPE_PARAMETERS); + add_relation(nodetree_key, parameters_key, + DEPSREL_TYPE_COMPONENT_ORDER, "NTree->Lamp Parameters"); + } + + /* textures */ + build_texture_stack(lamp_id, la->mtex); +} + +void DepsgraphRelationBuilder::build_nodetree(ID *owner, bNodeTree *ntree) +{ + if (!ntree) + return; + + ID *ntree_id = &ntree->id; + + build_animdata(ntree_id); + + /* nodetree's nodes... */ + for (bNode *bnode = (bNode *)ntree->nodes.first; bnode; bnode = bnode->next) { + if (bnode->id) { + if (GS(bnode->id->name) == ID_MA) { + build_material(owner, (Material *)bnode->id); + } + else if (bnode->type == ID_TE) { + build_texture(owner, (Tex *)bnode->id); + } + else if (bnode->type == NODE_GROUP) { + bNodeTree *ntree = (bNodeTree *)bnode->id; + if ((ntree_id->flag & LIB_DOIT) == 0) { + build_nodetree(owner, ntree); + ntree_id->flag |= LIB_DOIT; + } + } + } + } + + if (needs_animdata_node(ntree_id)) { + ComponentKey parameters_key(ntree_id, DEPSNODE_TYPE_PARAMETERS); + ComponentKey animation_key(ntree_id, DEPSNODE_TYPE_ANIMATION); + add_relation(animation_key, parameters_key, + DEPSREL_TYPE_COMPONENT_ORDER, "NTree Parameters"); + } + + // TODO: link from nodetree to owner_component? +} + +/* Recursively build graph for material */ +void DepsgraphRelationBuilder::build_material(ID *owner, Material *ma) +{ + ID *ma_id = &ma->id; + if (ma_id->flag & LIB_DOIT) { + return; + } + ma_id->flag |= LIB_DOIT; + + /* animation */ + build_animdata(ma_id); + + /* textures */ + build_texture_stack(owner, ma->mtex); + + /* material's nodetree */ + build_nodetree(owner, ma->nodetree); +} + +/* Recursively build graph for texture */ +void DepsgraphRelationBuilder::build_texture(ID *owner, Tex *tex) +{ + ID *tex_id = &tex->id; + if (tex_id->flag & LIB_DOIT) { + return; + } + tex_id->flag |= LIB_DOIT; + + /* texture itself */ + build_animdata(tex_id); + + /* texture's nodetree */ + build_nodetree(owner, tex->nodetree); +} + +/* Texture-stack attached to some shading datablock */ +void DepsgraphRelationBuilder::build_texture_stack(ID *owner, MTex **texture_stack) +{ + int i; + + /* for now assume that all texture-stacks have same number of max items */ + for (i = 0; i < MAX_MTEX; i++) { + MTex *mtex = texture_stack[i]; + if (mtex && mtex->tex) + build_texture(owner, mtex->tex); + } +} + +void DepsgraphRelationBuilder::build_compositor(Scene *scene) +{ + /* For now, just a plain wrapper? */ + build_nodetree(&scene->id, scene->nodetree); +} + +void DepsgraphRelationBuilder::build_gpencil(ID *UNUSED(owner), bGPdata *gpd) +{ + /* animation */ + build_animdata(&gpd->id); + + // TODO: parent object (when that feature is implemented) +} + +bool DepsgraphRelationBuilder::needs_animdata_node(ID *id) +{ + AnimData *adt = BKE_animdata_from_id(id); + if (adt != NULL) { + return adt->action != NULL; + } + return false; +} + |