void ForkLiftDemo::specialKeyboardUp(int key, int x, int y)
{
switch (key)
{
case GLUT_KEY_UP :
{
lockForkSlider();
gEngineForce = 0.f;
gBreakingForce = defaultBreakingForce;
break;
}
case GLUT_KEY_DOWN :
{
lockForkSlider();
gEngineForce = 0.f;
gBreakingForce = defaultBreakingForce;
break;
}
case GLUT_KEY_LEFT:
case GLUT_KEY_RIGHT:
{
lockLiftHinge();
break;
}
default:
DemoApplication::specialKeyboardUp(key,x,y);
break;
}
}
bool Hinge2Vehicle::keyboardCallback(int key, int state)
{
bool handled = false;
bool isShiftPressed = m_guiHelper->getAppInterface()->m_window->isModifierKeyPressed(B3G_SHIFT);
if (state)
{
if (isShiftPressed)
{
switch (key)
{
case B3G_LEFT_ARROW :
{
m_liftHinge->setLimit(-M_PI/16.0f, M_PI/8.0f);
m_liftHinge->enableAngularMotor(true, -0.1, maxMotorImpulse);
handled = true;
break;
}
case B3G_RIGHT_ARROW :
{
m_liftHinge->setLimit(-M_PI/16.0f, M_PI/8.0f);
m_liftHinge->enableAngularMotor(true, 0.1, maxMotorImpulse);
handled = true;
break;
}
case B3G_UP_ARROW :
{
m_forkSlider->setLowerLinLimit(0.1f);
m_forkSlider->setUpperLinLimit(3.9f);
m_forkSlider->setPoweredLinMotor(true);
m_forkSlider->setMaxLinMotorForce(maxMotorImpulse);
m_forkSlider->setTargetLinMotorVelocity(1.0);
handled = true;
break;
}
case B3G_DOWN_ARROW :
{
m_forkSlider->setLowerLinLimit(0.1f);
m_forkSlider->setUpperLinLimit(3.9f);
m_forkSlider->setPoweredLinMotor(true);
m_forkSlider->setMaxLinMotorForce(maxMotorImpulse);
m_forkSlider->setTargetLinMotorVelocity(-1.0);
handled = true;
break;
}
}
} else
{
switch (key)
{
case B3G_LEFT_ARROW :
{
handled = true;
gVehicleSteering += steeringIncrement;
if ( gVehicleSteering > steeringClamp)
gVehicleSteering = steeringClamp;
break;
}
case B3G_RIGHT_ARROW :
{
handled = true;
gVehicleSteering -= steeringIncrement;
if ( gVehicleSteering < -steeringClamp)
gVehicleSteering = -steeringClamp;
break;
}
case B3G_UP_ARROW :
{
handled = true;
gEngineForce = maxEngineForce;
gBreakingForce = 0.f;
break;
}
case B3G_DOWN_ARROW :
{
handled = true;
gEngineForce = -maxEngineForce;
gBreakingForce = 0.f;
break;
}
case B3G_F7:
{
handled = true;
btDiscreteDynamicsWorld* world = (btDiscreteDynamicsWorld*)m_dynamicsWorld;
world->setLatencyMotionStateInterpolation(!world->getLatencyMotionStateInterpolation());
printf("world latencyMotionStateInterpolation = %d\n", world->getLatencyMotionStateInterpolation());
break;
}
case B3G_F6:
{
handled = true;
//switch solver (needs demo restart)
useMCLPSolver = !useMCLPSolver;
printf("switching to useMLCPSolver = %d\n", useMCLPSolver);
delete m_solver;
if (useMCLPSolver)
{
btDantzigSolver* mlcp = new btDantzigSolver();
//btSolveProjectedGaussSeidel* mlcp = new btSolveProjectedGaussSeidel;
btMLCPSolver* sol = new btMLCPSolver(mlcp);
m_solver = sol;
} else
{
m_solver = new btSequentialImpulseConstraintSolver();
}
m_dynamicsWorld->setConstraintSolver(m_solver);
//exitPhysics();
//initPhysics();
break;
}
case B3G_F5:
handled = true;
m_useDefaultCamera = !m_useDefaultCamera;
break;
default:
break;
}
}
} else
{
switch (key)
{
case B3G_UP_ARROW:
{
lockForkSlider();
gEngineForce = 0.f;
gBreakingForce = defaultBreakingForce;
handled=true;
break;
}
case B3G_DOWN_ARROW:
{
lockForkSlider();
gEngineForce = 0.f;
gBreakingForce = defaultBreakingForce;
handled=true;
break;
}
case B3G_LEFT_ARROW:
case B3G_RIGHT_ARROW:
{
lockLiftHinge();
handled=true;
break;
}
default:
break;
}
}
return handled;
}