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fix separate render and sim mesh

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This commit is contained in:
Xuchen Han
2019-11-19 21:01:28 -08:00
committed by Xuchen Han
parent 64e5e007e3
commit 00add5490f
5 changed files with 96 additions and 89 deletions
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8
examples/SharedMemory/PhysicsClientC_API.cpp
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@@ -338,20 +338,20 @@ B3_SHARED_API int b3LoadSoftBodySetStartOrientation(b3SharedMemoryCommandHandle
return 0;
}
B3_SHARED_API int b3LoadSoftBodyAddRenderMesh(b3SharedMemoryCommandHandle commandHandle, const char* filename)
B3_SHARED_API int b3LoadSoftBodyUpdateSimMesh(b3SharedMemoryCommandHandle commandHandle, const char* filename)
{
struct SharedMemoryCommand* command = (struct SharedMemoryCommand*)commandHandle;
b3Assert(command->m_type == CMD_LOAD_SOFT_BODY);
int len = strlen(filename);
if (len < MAX_FILENAME_LENGTH)
{
strcpy(command->m_loadSoftBodyArguments.m_renderFileName, filename);
strcpy(command->m_loadSoftBodyArguments.m_simFileName, filename);
}
else
{
command->m_loadSoftBodyArguments.m_renderFileName[0] = 0;
command->m_loadSoftBodyArguments.m_simFileName[0] = 0;
}
command->m_updateFlags |= LOAD_SOFT_BODY_RENDER_MESH;
command->m_updateFlags |= LOAD_SOFT_BODY_SIM_MESH;
return 0;
}

2
examples/SharedMemory/PhysicsClientC_API.h
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@@ -633,7 +633,7 @@ extern "C"
B3_SHARED_API int b3LoadSoftBodySetCollisionMargin(b3SharedMemoryCommandHandle commandHandle, double collisionMargin);
B3_SHARED_API int b3LoadSoftBodySetStartPosition(b3SharedMemoryCommandHandle commandHandle, double startPosX, double startPosY, double startPosZ);
B3_SHARED_API int b3LoadSoftBodySetStartOrientation(b3SharedMemoryCommandHandle commandHandle, double startOrnX, double startOrnY, double startOrnZ, double startOrnW);
B3_SHARED_API int b3LoadSoftBodyAddRenderMesh(b3SharedMemoryCommandHandle commandHandle, const char* filename);
B3_SHARED_API int b3LoadSoftBodyUpdateSimMesh(b3SharedMemoryCommandHandle commandHandle, const char* filename);
B3_SHARED_API int b3LoadSoftBodyAddCorotatedForce(b3SharedMemoryCommandHandle commandHandle, double corotatedMu, double corotatedLambda);
B3_SHARED_API int b3LoadSoftBodyAddCorotatedForce(b3SharedMemoryCommandHandle commandHandle, double corotatedMu, double corotatedLambda);
B3_SHARED_API int b3LoadSoftBodyAddNeoHookeanForce(b3SharedMemoryCommandHandle commandHandle, double NeoHookeanMu, double NeoHookeanLambda, double NeoHookeanDamping);

51
examples/SharedMemory/PhysicsServerCommandProcessor.cpp
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@@ -1709,7 +1709,6 @@ struct PhysicsServerCommandProcessorInternalData
m_dispatcher(0),
m_solver(0),
m_collisionConfiguration(0),
#ifndef SKIP_DEFORMABLE_BODY
m_deformablebodySolver(0),
#endif
@@ -2652,7 +2651,17 @@ void PhysicsServerCommandProcessor::createEmptyDynamicsWorld(int flags)
m_data->m_broadphase = bv;
}
if (flags & RESET_USE_DEFORMABLE_WORLD)
if (flags & RESET_USE_SOFT_MULTIBODY_WORLD)
{
m_data->m_solver = new btMultiBodyConstraintSolver;
#ifndef SKIP_SOFT_BODY_MULTI_BODY_DYNAMICS_WORLD
m_data->m_dynamicsWorld = new btSoftMultiBodyDynamicsWorld(m_data->m_dispatcher, m_data->m_broadphase, m_data->m_solver, m_data->m_collisionConfiguration);
#else
m_data->m_dynamicsWorld = new btMultiBodyDynamicsWorld(m_data->m_dispatcher, m_data->m_broadphase, m_data->m_solver, m_data->m_collisionConfiguration);
#endif
}
if ((0==m_data->m_dynamicsWorld) && (0==(flags&RESET_USE_DISCRETE_DYNAMICS_WORLD)))
{
#ifndef SKIP_DEFORMABLE_BODY
m_data->m_deformablebodySolver = new btDeformableBodySolver();
@@ -2663,14 +2672,6 @@ void PhysicsServerCommandProcessor::createEmptyDynamicsWorld(int flags)
#endif
}
if ((0==m_data->m_dynamicsWorld) && (0==(flags&RESET_USE_DISCRETE_DYNAMICS_WORLD)))
{
#ifndef SKIP_SOFT_BODY_MULTI_BODY_DYNAMICS_WORLD
m_data->m_solver = new btMultiBodyConstraintSolver;
m_data->m_dynamicsWorld = new btSoftMultiBodyDynamicsWorld(m_data->m_dispatcher, m_data->m_broadphase, m_data->m_solver, m_data->m_collisionConfiguration);
#endif
}
if (0==m_data->m_dynamicsWorld)
{
m_data->m_solver = new btMultiBodyConstraintSolver;
@@ -8083,17 +8084,26 @@ bool PhysicsServerCommandProcessor::processLoadSoftBodyCommand(const struct Shar
b3FileUtils::extractPath(relativeFileName, pathPrefix, 1024);
}
const std::string& error_message_prefix = "";
std::string out_found_filename;
int out_type(0);
std::string out_found_filename, out_found_sim_filename;
int out_type(0), out_sim_type(0);
bool foundFile = UrdfFindMeshFile(fileIO, pathPrefix, relativeFileName, error_message_prefix, &out_found_filename, &out_type);
if (out_type == UrdfGeometry::FILE_OBJ)
if (clientCmd.m_updateFlags & LOAD_SOFT_BODY_SIM_MESH)
{
bool foundSimMesh = UrdfFindMeshFile(fileIO, pathPrefix, loadSoftBodyArgs.m_simFileName, error_message_prefix, &out_found_sim_filename, &out_sim_type);
}
else
{
out_sim_type = out_type;
out_found_sim_filename = out_found_filename;
}
if (out_sim_type == UrdfGeometry::FILE_OBJ)
{
std::vector<tinyobj::shape_t> shapes;
tinyobj::attrib_t attribute;
std::string err = tinyobj::LoadObj(attribute, shapes, out_found_filename.c_str(), "", fileIO);
std::string err = tinyobj::LoadObj(attribute, shapes, out_found_sim_filename.c_str(), "", fileIO);
if (!shapes.empty())
{
const tinyobj::shape_t& shape = shapes[0];
@@ -8142,13 +8152,13 @@ bool PhysicsServerCommandProcessor::processLoadSoftBodyCommand(const struct Shar
}
#endif
}
else if (out_type == UrdfGeometry::FILE_VTK)
else if (out_sim_type == UrdfGeometry::FILE_VTK)
{
#ifndef SKIP_DEFORMABLE_BODY
btDeformableMultiBodyDynamicsWorld* deformWorld = getDeformableWorld();
if (deformWorld)
{
psb = btSoftBodyHelpers::CreateFromVtkFile(deformWorld->getWorldInfo(), out_found_filename.c_str());
psb = btSoftBodyHelpers::CreateFromVtkFile(deformWorld->getWorldInfo(), out_found_sim_filename.c_str());
btScalar corotated_mu, corotated_lambda;
if (clientCmd.m_updateFlags & LOAD_SOFT_BODY_ADD_COROTATED_FORCE)
{
@@ -8186,14 +8196,12 @@ bool PhysicsServerCommandProcessor::processLoadSoftBodyCommand(const struct Shar
{
#ifndef SKIP_DEFORMABLE_BODY
btDeformableMultiBodyDynamicsWorld* deformWorld = getDeformableWorld();
bool foundRenderMesh = false;
if (deformWorld)
{
if (!render_mesh_is_sim_mesh)
// load render mesh
if (out_found_sim_filename != out_found_filename)
{
// load render mesh
{
tinyobj::attrib_t attribute;
std::vector<tinyobj::shape_t> shapes;
@@ -8230,7 +8238,6 @@ bool PhysicsServerCommandProcessor::processLoadSoftBodyCommand(const struct Shar
}
}
btSoftBodyHelpers::interpolateBarycentricWeights(psb);
}
else

4
examples/SharedMemory/SharedMemoryCommands.h
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@@ -505,7 +505,7 @@ enum EnumLoadSoftBodyUpdateFlags
LOAD_SOFT_BODY_ADD_NEOHOOKEAN_FORCE = 1<<12,
LOAD_SOFT_BODY_USE_SELF_COLLISION = 1<<13,
LOAD_SOFT_BODY_USE_FACE_CONTACT = 1<<14,
LOAD_SOFT_BODY_RENDER_MESH = 1<<15,
LOAD_SOFT_BODY_SIM_MESH = 1<<15,
};
enum EnumSimParamInternalSimFlags
@@ -536,7 +536,7 @@ struct LoadSoftBodyArgs
double m_NeoHookeanLambda;
double m_NeoHookeanDamping;
int m_useFaceContact;
char m_renderFileName[MAX_FILENAME_LENGTH];
char m_simFileName[MAX_FILENAME_LENGTH];
};
struct b3LoadSoftBodyResultArgs

2
examples/SharedMemory/SharedMemoryPublic.h
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@@ -567,7 +567,7 @@ enum b3NotificationType
enum b3ResetSimulationFlags
{
RESET_USE_DEFORMABLE_WORLD=1,
RESET_USE_SOFT_MULTIBODY_WORLD=1,
RESET_USE_DISCRETE_DYNAMICS_WORLD=2,
RESET_USE_SIMPLE_BROADPHASE=4,
};