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pybullet/shared memory API: add some more check for out-of-bounds indices when setting up a command.

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avoid many run-time memory allocations in btCompoundCompoundCollisionAlgorithm
This commit is contained in:
erwincoumans
2017-02-04 12:32:42 -08:00
parent b342f08f86
commit 88fdffba04
2 changed files with 31 additions and 20 deletions
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40
examples/SharedMemory/PhysicsClientC_API.cpp
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@@ -444,10 +444,12 @@ int b3JointControlSetDesiredPosition(b3SharedMemoryCommandHandle commandHandle,
{
struct SharedMemoryCommand* command = (struct SharedMemoryCommand*) commandHandle;
b3Assert(command);
command->m_sendDesiredStateCommandArgument.m_desiredStateQ[qIndex] = value;
command->m_updateFlags |= SIM_DESIRED_STATE_HAS_Q;
command->m_sendDesiredStateCommandArgument.m_hasDesiredStateFlags[qIndex] |= SIM_DESIRED_STATE_HAS_Q;
if ((qIndex>=0) && (qIndex < MAX_DEGREE_OF_FREEDOM))
{
command->m_sendDesiredStateCommandArgument.m_desiredStateQ[qIndex] = value;
command->m_updateFlags |= SIM_DESIRED_STATE_HAS_Q;
command->m_sendDesiredStateCommandArgument.m_hasDesiredStateFlags[qIndex] |= SIM_DESIRED_STATE_HAS_Q;
}
return 0;
}
@@ -455,8 +457,7 @@ int b3JointControlSetKp(b3SharedMemoryCommandHandle commandHandle, int dofIndex,
{
struct SharedMemoryCommand* command = (struct SharedMemoryCommand*) commandHandle;
b3Assert(command);
b3Assert(dofIndex>=0);
if (dofIndex>=0)
if ((dofIndex>=0) && (dofIndex < MAX_DEGREE_OF_FREEDOM))
{
command->m_sendDesiredStateCommandArgument.m_Kp[dofIndex] = value;
command->m_updateFlags |= SIM_DESIRED_STATE_HAS_KP;
@@ -469,8 +470,7 @@ int b3JointControlSetKd(b3SharedMemoryCommandHandle commandHandle, int dofIndex,
{
struct SharedMemoryCommand* command = (struct SharedMemoryCommand*) commandHandle;
b3Assert(command);
b3Assert(dofIndex>=0);
if (dofIndex>=0)
if ((dofIndex>=0) && (dofIndex < MAX_DEGREE_OF_FREEDOM))
{
command->m_sendDesiredStateCommandArgument.m_Kd[dofIndex] = value;
command->m_updateFlags |= SIM_DESIRED_STATE_HAS_KD;
@@ -483,8 +483,7 @@ int b3JointControlSetDesiredVelocity(b3SharedMemoryCommandHandle commandHandle,
{
struct SharedMemoryCommand* command = (struct SharedMemoryCommand*) commandHandle;
b3Assert(command);
b3Assert(dofIndex>=0);
if (dofIndex>=0)
if ((dofIndex>=0) && (dofIndex < MAX_DEGREE_OF_FREEDOM))
{
command->m_sendDesiredStateCommandArgument.m_desiredStateQdot[dofIndex] = value;
command->m_updateFlags |= SIM_DESIRED_STATE_HAS_QDOT;
@@ -498,8 +497,7 @@ int b3JointControlSetMaximumForce(b3SharedMemoryCommandHandle commandHandle, int
{
struct SharedMemoryCommand* command = (struct SharedMemoryCommand*) commandHandle;
b3Assert(command);
b3Assert(dofIndex>=0);
if (dofIndex>=0)
if ((dofIndex>=0) && (dofIndex < MAX_DEGREE_OF_FREEDOM))
{
command->m_sendDesiredStateCommandArgument.m_desiredStateForceTorque[dofIndex] = value;
command->m_updateFlags |= SIM_DESIRED_STATE_HAS_MAX_FORCE;
@@ -512,8 +510,7 @@ int b3JointControlSetDesiredForceTorque(b3SharedMemoryCommandHandle commandHandl
{
struct SharedMemoryCommand* command = (struct SharedMemoryCommand*) commandHandle;
b3Assert(command);
b3Assert(dofIndex>=0);
if (dofIndex>=0)
if ((dofIndex>=0) && (dofIndex < MAX_DEGREE_OF_FREEDOM))
{
command->m_sendDesiredStateCommandArgument.m_desiredStateForceTorque[dofIndex] = value;
command->m_updateFlags |= SIM_DESIRED_STATE_HAS_MAX_FORCE;
@@ -547,13 +544,16 @@ int b3GetJointState(b3PhysicsClientHandle physClient, b3SharedMemoryStatusHandle
bool result = b3GetJointInfo(physClient, bodyIndex,jointIndex, &info);
if (result)
{
state->m_jointPosition = status->m_sendActualStateArgs.m_actualStateQ[info.m_qIndex];
state->m_jointVelocity = status->m_sendActualStateArgs.m_actualStateQdot[info.m_uIndex];
for (int ii(0); ii < 6; ++ii) {
state->m_jointForceTorque[ii] = status->m_sendActualStateArgs.m_jointReactionForces[6 * jointIndex + ii];
if ((info.m_qIndex>=0) && (info.m_uIndex>=0) && (info.m_qIndex < MAX_DEGREE_OF_FREEDOM) && (info.m_uIndex < MAX_DEGREE_OF_FREEDOM))
{
state->m_jointPosition = status->m_sendActualStateArgs.m_actualStateQ[info.m_qIndex];
state->m_jointVelocity = status->m_sendActualStateArgs.m_actualStateQdot[info.m_uIndex];
for (int ii(0); ii < 6; ++ii) {
state->m_jointForceTorque[ii] = status->m_sendActualStateArgs.m_jointReactionForces[6 * jointIndex + ii];
}
state->m_jointMotorTorque = status->m_sendActualStateArgs.m_jointMotorForce[jointIndex];
return 1;
}
state->m_jointMotorTorque = status->m_sendActualStateArgs.m_jointMotorForce[jointIndex];
return 1;
}
}
return 0;