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Physics runs in a separate thread from rendering in PhysicsServerExample (preliminary)

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Improve rendering performance. OpenVR experience is smooth now.
commit needs a bit more testing before pushing in main repo.
This commit is contained in:
erwin coumans
2016-07-07 19:24:44 -07:00
parent bc5a756c36
commit 60d2b99151
28 changed files with 978 additions and 188 deletions
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22
examples/SharedMemory/PhysicsServerCommandProcessor.cpp
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@@ -10,7 +10,7 @@
#include "BulletDynamics/Featherstone/btMultiBodyPoint2Point.h"
#include "BulletDynamics/Featherstone/btMultiBodyLinkCollider.h"
#include "BulletDynamics/Featherstone/btMultiBodyJointFeedback.h"
#include "../CommonInterfaces/CommonRenderInterface.h"
#include "btBulletDynamicsCommon.h"
@@ -1756,10 +1756,11 @@ bool PhysicsServerCommandProcessor::processCommand(const struct SharedMemoryComm
}
case CMD_STEP_FORWARD_SIMULATION:
{
if (m_data->m_verboseOutput)
{
b3Printf("Step simulation request");
b3Printf("CMD_STEP_FORWARD_SIMULATION clientCmd = %d\n", clientCmd.m_sequenceNumber);
}
///todo(erwincoumans) move this damping inside Bullet
for (int i=0;i<m_data->m_bodyHandles.size();i++)
@@ -1864,16 +1865,21 @@ bool PhysicsServerCommandProcessor::processCommand(const struct SharedMemoryComm
case CMD_RESET_SIMULATION:
{
//clean up all data
if (m_data && m_data->m_guiHelper && m_data->m_guiHelper->getRenderInterface())
{
m_data->m_guiHelper->getRenderInterface()->removeAllInstances();
}
if (m_data && m_data->m_guiHelper)
{
m_data->m_guiHelper->removeAllGraphicsInstances();
}
if (m_data)
{
m_data->m_visualConverter.resetAll();
}
deleteDynamicsWorld();
createEmptyDynamicsWorld();
m_data->exitHandles();
m_data->initHandles();
@@ -2058,6 +2064,10 @@ bool PhysicsServerCommandProcessor::processCommand(const struct SharedMemoryComm
}
case CMD_APPLY_EXTERNAL_FORCE:
{
if (m_data->m_verboseOutput)
{
b3Printf("CMD_APPLY_EXTERNAL_FORCE clientCmd = %d\n", clientCmd.m_sequenceNumber);
}
for (int i = 0; i < clientCmd.m_externalForceArguments.m_numForcesAndTorques; ++i)
{
InteralBodyData* body = m_data->getHandle(clientCmd.m_externalForceArguments.m_bodyUniqueIds[i]);