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collada_urdf: adding visual scene

This commit is contained in:
tfield 2010-03-08 21:37:48 +00:00
parent 9ef55ab12d
commit 0286013425
1 changed files with 97 additions and 43 deletions
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140
collada_urdf/src/urdf_to_collada.cpp
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@ -36,6 +36,11 @@
// urdf_to_collada.cpp // urdf_to_collada.cpp
/*
Issues:
- triangles material hard-coded to "mat0"
*/
#include <dae.h> #include <dae.h>
#include <dae/daeErrorHandler.h> #include <dae/daeErrorHandler.h>
#include <dom/domCOLLADA.h> #include <dom/domCOLLADA.h>
@ -147,22 +152,21 @@ public:
geometriesLib_ = daeSafeCast<domLibrary_geometries>(dom_->createAndPlace(COLLADA_ELEMENT_LIBRARY_GEOMETRIES)); geometriesLib_ = daeSafeCast<domLibrary_geometries>(dom_->createAndPlace(COLLADA_ELEMENT_LIBRARY_GEOMETRIES));
geometriesLib_->setId("geometries"); geometriesLib_->setId("geometries");
kinematicsScenesLib_ = daeSafeCast<domLibrary_kinematics_scenes>(dom_->createAndPlace(COLLADA_ELEMENT_LIBRARY_KINEMATICS_SCENES)); kinematicsScenesLib_ = daeSafeCast<domLibrary_kinematics_scenes>(dom_->createAndPlace(COLLADA_ELEMENT_LIBRARY_KINEMATICS_SCENES));
kinematicsScenesLib_->setId("kinematics_scenes"); kinematicsScenesLib_->setId("kscenes");
kinematicsModelsLib_ = daeSafeCast<domLibrary_kinematics_models>(dom_->createAndPlace(COLLADA_ELEMENT_LIBRARY_KINEMATICS_MODELS)); kinematicsModelsLib_ = daeSafeCast<domLibrary_kinematics_models>(dom_->createAndPlace(COLLADA_ELEMENT_LIBRARY_KINEMATICS_MODELS));
kinematicsModelsLib_->setId("kinematics_models"); kinematicsModelsLib_->setId("kinematics_models");
jointsLib_ = daeSafeCast<domLibrary_joints>(dom_->createAndPlace(COLLADA_ELEMENT_LIBRARY_JOINTS)); jointsLib_ = daeSafeCast<domLibrary_joints>(dom_->createAndPlace(COLLADA_ELEMENT_LIBRARY_JOINTS));
jointsLib_->setId("joints"); jointsLib_->setId("joints");
/* physicsScenesLib_ = daeSafeCast<domLibrary_physics_scenes>(dom_->createAndPlace(COLLADA_ELEMENT_LIBRARY_PHYSICS_SCENES));
physicsScenesLib_->setId("physics_scenes");
effectsLib_ = daeSafeCast<domLibrary_effects>(dom_->createAndPlace(COLLADA_ELEMENT_LIBRARY_EFFECTS)); effectsLib_ = daeSafeCast<domLibrary_effects>(dom_->createAndPlace(COLLADA_ELEMENT_LIBRARY_EFFECTS));
effectsLib_->setId("effects"); effectsLib_->setId("effects");
materialsLib_ = daeSafeCast<domLibrary_materials>(dom_->createAndPlace(COLLADA_ELEMENT_LIBRARY_MATERIALS)); materialsLib_ = daeSafeCast<domLibrary_materials>(dom_->createAndPlace(COLLADA_ELEMENT_LIBRARY_MATERIALS));
materialsLib_->setId("materials"); materialsLib_->setId("materials");
articulatedSystemsLib_ = daeSafeCast<domLibrary_articulated_systems>(dom_->createAndPlace(COLLADA_ELEMENT_LIBRARY_ARTICULATED_SYSTEMS));
articulatedSystemsLib_->setId("articulated_systems"); //articulatedSystemsLib_ = daeSafeCast<domLibrary_articulated_systems>(dom_->createAndPlace(COLLADA_ELEMENT_LIBRARY_ARTICULATED_SYSTEMS));
physicsScenesLib_->setId("physics_scenes"); //articulatedSystemsLib_->setId("articulated_systems");
physicsScenesLib_ = daeSafeCast<domLibrary_physics_scenes>(dom_->createAndPlace(COLLADA_ELEMENT_LIBRARY_PHYSICS_SCENES));
*/
} }
virtual ~ColladaWriter() { virtual ~ColladaWriter() {
@ -184,23 +188,22 @@ public:
// Create kinematics scene // Create kinematics scene
s.kscene = daeSafeCast<domKinematics_scene>(kinematicsScenesLib_->createAndPlace(COLLADA_ELEMENT_KINEMATICS_SCENE)); s.kscene = daeSafeCast<domKinematics_scene>(kinematicsScenesLib_->createAndPlace(COLLADA_ELEMENT_KINEMATICS_SCENE));
s.kscene->setId("kinematics_scene"); s.kscene->setId("kscene");
s.kscene->setName("URDF Kinematics Scene"); s.kscene->setName("URDF Kinematics Scene");
// Create instance kinematics scene // Create instance kinematics scene
s.kiscene = daeSafeCast<domInstance_kinematics_scene>(scene_->createAndPlace(COLLADA_ELEMENT_INSTANCE_KINEMATICS_SCENE)); s.kiscene = daeSafeCast<domInstance_kinematics_scene>(scene_->createAndPlace(COLLADA_ELEMENT_INSTANCE_KINEMATICS_SCENE));
s.kiscene->setUrl((string("#") + string(s.kscene->getID())).c_str()); s.kiscene->setUrl((string("#") + string(s.kscene->getID())).c_str());
/*
// Create physics scene // Create physics scene
s.pscene = daeSafeCast<domPhysics_scene>(physicsScenesLib_->createAndPlace(COLLADA_ELEMENT_PHYSICS_SCENE)); s.pscene = daeSafeCast<domPhysics_scene>(physicsScenesLib_->createAndPlace(COLLADA_ELEMENT_PHYSICS_SCENE));
s.pscene->setId("physics_scene"); s.pscene->setId("pscene");
s.pscene->setName("URDF Physics Scene"); s.pscene->setName("URDF Physics Scene");
// Create instance physics scene // Create instance physics scene
s.piscene = daeSafeCast<domInstance_with_extra>(scene_->createAndPlace(COLLADA_ELEMENT_INSTANCE_PHYSICS_SCENE)); s.piscene = daeSafeCast<domInstance_with_extra>(scene_->createAndPlace(COLLADA_ELEMENT_INSTANCE_PHYSICS_SCENE));
s.piscene->setUrl((string("#") + string(s.pscene->getID())).c_str()); s.piscene->setUrl((string("#") + string(s.pscene->getID())).c_str());
*/
return s; return s;
} }
@ -215,23 +218,71 @@ public:
bool writeScene() { bool writeScene() {
SCENE scene = createScene(); SCENE scene = createScene();
/* setupPhysics(scene);
domPhysics_scene::domTechnique_commonRef common = daeSafeCast<domPhysics_scene::domTechnique_common>(scene.pscene->createAndPlace(COLLADA_ELEMENT_TECHNIQUE_COMMON)); addScene(scene);
addGeometries();
// Create gravity
domTargetable_float3Ref g = daeSafeCast<domTargetable_float3>(common->createAndPlace(COLLADA_ELEMENT_GRAVITY));
g->getValue().set3(0.0, 0.0, 1.0);
*/
addJoints(); addJoints();
addKinematics(); addKinematics();
addGeometries();
collada_->writeAll(); collada_->writeAll();
return true; return true;
} }
void setupPhysics(SCENE scene) {
// <technique_common>
domPhysics_scene::domTechnique_commonRef common = daeSafeCast<domPhysics_scene::domTechnique_common>(scene.pscene->createAndPlace(COLLADA_ELEMENT_TECHNIQUE_COMMON));
{
// <gravity>0 0 0</gravity>
domTargetable_float3Ref g = daeSafeCast<domTargetable_float3>(common->createAndPlace(COLLADA_ELEMENT_GRAVITY));
g->getValue().set3(0.0, 0.0, 0.0);
}
// </technique_common>
}
void addScene(SCENE scene) {
boost::shared_ptr<const urdf::Link> urdf_root = robot_->getRoot();
// <node id="v1" name="pr2">
domNodeRef root_node = daeSafeCast<domNode>(scene.vscene->createAndPlace(COLLADA_ELEMENT_NODE));
root_node->setId("v1");
root_node->setName(urdf_root->name.c_str());
// <kinematics_model id="k1" name="pr2">
domKinematics_modelRef kmodel = daeSafeCast<domKinematics_model>(kinematicsModelsLib_->createAndPlace(COLLADA_ELEMENT_KINEMATICS_MODEL));
kmodel->setId("k1");
kmodel->setName(urdf_root->name.c_str());
// <instance_kinematics_model url="#k1" side="inst_k1">
domInstance_kinematics_modelRef ikm = daeSafeCast<domInstance_kinematics_model>(scene.kscene->createAndPlace(COLLADA_ELEMENT_INSTANCE_KINEMATICS_MODEL));
string model_id = kmodel->getID();
string inst_model_sid = string("inst_") + model_id;
ikm->setUrl((string("#") + model_id).c_str());
ikm->setSid(inst_model_sid.c_str());
{
// <newparam>
domKinematics_newparamRef newparam = daeSafeCast<domKinematics_newparam>(ikm->createAndPlace(COLLADA_ELEMENT_NEWPARAM));
newparam->setSid("kscene.inst_k1");
{
// <SIDREF>kscene/inst_k1</SIDREF>
daeSafeCast<domKinematics_newparam::domSIDREF>(newparam->createAndPlace(COLLADA_ELEMENT_SIDREF))->setValue("kscene/inst_k1");
}
// </newparam>
}
/*
for (map<string, boost::shared_ptr<urdf::Link> >::const_iterator i = robot_->links_.begin(); i != robot_->links_.end(); i++) {
boost::shared_ptr<urdf::Link> urdf_link = i->second;
// <node id="v1.node0" name="base_link" side="node0">
domNodeRef link_node = daeSafeCast<domNode>(scene.vscene->createAndPlace(COLLADA_ELEMENT_NODE));
root_node->setId("v1");
root_node->setName(urdf_root->name.c_str());
}
*/
}
void addGeometries() { void addGeometries() {
int link_num = 0; int link_num = 0;
@ -430,7 +481,7 @@ public:
for (unsigned int j = 0; j < aMesh->mNumFaces; j++) { for (unsigned int j = 0; j < aMesh->mNumFaces; j++) {
aiFace* aFace = &(aMesh->mFaces[j]); aiFace* aFace = &(aMesh->mFaces[j]);
for (unsigned int k = 0; k < aFace->mNumIndices; k++) { for (unsigned int k = 0; k < aFace->mNumIndices; k++) {
int index = aFace->mIndices[k]; //int index = aFace->mIndices[k];
// @todo add index // @todo add index
//subMesh->AddIndex(aFace->mIndices[k]); //subMesh->AddIndex(aFace->mIndices[k]);
} }
@ -589,52 +640,55 @@ public:
void addKinematics() void addKinematics()
{ {
// Create kinematics model // <kinematics_model id="k1" name="pr2">
domKinematics_modelRef model = daeSafeCast<domKinematics_model>(kinematicsModelsLib_->createAndPlace(COLLADA_ELEMENT_KINEMATICS_MODEL)); domKinematics_modelRef model = daeSafeCast<domKinematics_model>(kinematicsModelsLib_->createAndPlace(COLLADA_ELEMENT_KINEMATICS_MODEL));
model->setId("kinematics_model"); model->setId("k1");
{
// <technique_common>
domKinematics_model_techniqueRef technique = daeSafeCast<domKinematics_model_technique>(model->createAndPlace(COLLADA_ELEMENT_TECHNIQUE_COMMON));
for (map<string, boost::shared_ptr<urdf::Link> >::const_iterator i = robot_->links_.begin(); i != robot_->links_.end(); i++) {
boost::shared_ptr<urdf::Link> urdf_link = i->second;
// <instance_joint>
domInstance_jointRef instance_joint = daeSafeCast<domInstance_joint>(technique->createAndPlace(COLLADA_ELEMENT_INSTANCE_JOINT));
instance_joint->setUrl("#joint_1");
}
// </technique_common>
// Create kinematics model technique common addLink(robot_->getRoot(), technique);
domKinematics_model_techniqueRef technique = daeSafeCast<domKinematics_model_technique>(model->createAndPlace(COLLADA_ELEMENT_TECHNIQUE_COMMON));
// Create the instance_joints
for (map<string, boost::shared_ptr<urdf::Link> >::const_iterator i = robot_->links_.begin(); i != robot_->links_.end(); i++) {
boost::shared_ptr<urdf::Link> urdf_link = i->second;
domInstance_jointRef instance_joint = daeSafeCast<domInstance_joint>(technique->createAndPlace(COLLADA_ELEMENT_INSTANCE_JOINT));
instance_joint->setUrl("#joint_1");
} }
addLink(technique, robot_->getRoot());
} }
void addLink(daeElementRef parent, boost::shared_ptr<const urdf::Link> urdf_link) { void addLink(boost::shared_ptr<const urdf::Link> urdf_link, daeElementRef parent) {
// Create link // <link name="base_link">
domLinkRef link = daeSafeCast<domLink>(parent->createAndPlace(COLLADA_ELEMENT_LINK)); domLinkRef link = daeSafeCast<domLink>(parent->createAndPlace(COLLADA_ELEMENT_LINK));
link->setName(urdf_link->name.c_str()); link->setName(urdf_link->name.c_str());
// @todo link->setSid
for (vector<boost::shared_ptr<urdf::Joint> >::const_iterator i = urdf_link->child_joints.begin(); i != urdf_link->child_joints.end(); i++) { for (vector<boost::shared_ptr<urdf::Joint> >::const_iterator i = urdf_link->child_joints.begin(); i != urdf_link->child_joints.end(); i++) {
boost::shared_ptr<urdf::Joint> urdf_joint = *i; boost::shared_ptr<urdf::Joint> urdf_joint = *i;
// Create attachment full // <attachemnt_full joint="k1/joint0">
domLink::domAttachment_fullRef attachment_full = daeSafeCast<domLink::domAttachment_full>(link->createAndPlace(COLLADA_TYPE_ATTACHMENT_FULL)); domLink::domAttachment_fullRef attachment_full = daeSafeCast<domLink::domAttachment_full>(link->createAndPlace(COLLADA_TYPE_ATTACHMENT_FULL));
attachment_full->setJoint(urdf_joint->name.c_str()); attachment_full->setJoint(urdf_joint->name.c_str());
{
// Create translation, rotation addTransformation(attachment_full, urdf_joint->parent_to_joint_origin_transform);
addTransformation(attachment_full, urdf_joint->parent_to_joint_origin_transform); addLink(robot_->getLink(urdf_joint->child_link_name), attachment_full);
}
// Create child links // </attachment_full>
addLink(attachment_full, robot_->getLink(urdf_joint->child_link_name));
} }
// </link>
} }
void addTransformation(daeElementRef parent, const urdf::Pose& pose) void addTransformation(daeElementRef parent, const urdf::Pose& pose)
{ {
// <translate>x y z</translate>
domTranslateRef trans = daeSafeCast<domTranslate>(parent->createAndPlace(COLLADA_ELEMENT_TRANSLATE)); domTranslateRef trans = daeSafeCast<domTranslate>(parent->createAndPlace(COLLADA_ELEMENT_TRANSLATE));
trans->getValue().setCount(3); trans->getValue().setCount(3);
trans->getValue()[0] = pose.position.x; trans->getValue()[0] = pose.position.x;
trans->getValue()[1] = pose.position.y; trans->getValue()[1] = pose.position.y;
trans->getValue()[2] = pose.position.z; trans->getValue()[2] = pose.position.z;
// <rotate>x y z w</rotate>
domRotateRef rot = daeSafeCast<domRotate>(parent->createAndPlace(COLLADA_ELEMENT_ROTATE)); domRotateRef rot = daeSafeCast<domRotate>(parent->createAndPlace(COLLADA_ELEMENT_ROTATE));
rot->getValue().setCount(4); rot->getValue().setCount(4);
rot->getValue()[0] = pose.rotation.x; rot->getValue()[0] = pose.rotation.x;