void FlightSimDemo::update()
{
// Find the duration of the last frame in seconds
float duration = (float)TimingData::get().lastFrameDuration * 0.001f;
if (duration <= 0.0f) return;
// Start with no forces or acceleration.
aircraft.clearAccumulators();
// Add the propeller force
cyclone::Vector3 propulsion(-10.0f, 0, 0);
propulsion = aircraft.getTransform().transformDirection(propulsion);
aircraft.addForce(propulsion);
// Add the forces acting on the aircraft.
registry.updateForces(duration);
// Update the aircraft's physics.
aircraft.integrate(duration);
// Do a very basic collision detection and response with the ground.
cyclone::Vector3 pos = aircraft.getPosition();
if (pos.y < 0.0f)
{
pos.y = 0.0f;
aircraft.setPosition(pos);
if (aircraft.getVelocity().y < -10.0f)
{
resetPlane();
}
}
Application::update();
}
void FlightSimDemo::key(unsigned char key)
{
switch(key)
{
case 'q': case 'Q':
rudder_control += 0.1f;
break;
case 'e': case 'E':
rudder_control -= 0.1f;
break;
case 'w': case 'W':
left_wing_control -= 0.1f;
right_wing_control -= 0.1f;
break;
case 's': case 'S':
left_wing_control += 0.1f;
right_wing_control += 0.1f;
break;
case 'd': case 'D':
left_wing_control -= 0.1f;
right_wing_control += 0.1f;
break;
case 'a': case 'A':
left_wing_control += 0.1f;
right_wing_control -= 0.1f;
break;
case 'x': case 'X':
left_wing_control = 0.0f;
right_wing_control = 0.0f;
rudder_control = 0.0f;
break;
case 'r': case 'R':
resetPlane();
break;
default:
Application::key(key);
}
// Make sure the controls are in range
if (left_wing_control < -1.0f) left_wing_control = -1.0f;
else if (left_wing_control > 1.0f) left_wing_control = 1.0f;
if (right_wing_control < -1.0f) right_wing_control = -1.0f;
else if (right_wing_control > 1.0f) right_wing_control = 1.0f;
if (rudder_control < -1.0f) rudder_control = -1.0f;
else if (rudder_control > 1.0f) rudder_control = 1.0f;
// Update the control surfaces
left_wing.setControl(left_wing_control);
right_wing.setControl(right_wing_control);
rudder.setControl(rudder_control);
}
void BSplineCurveForm::reset() {
m_curve = BSplineCurve2D_ptr(new BSplineCurve<hpvec2>());
m_curve->setPeriodic(m_periodicCheckBox->checkState() == Qt::Checked);
m_curve->setUniform(m_uniformCheckBox->checkState() == Qt::Checked);
m_curve->setClamped(m_clampedCheckBox->checkState() == Qt::Checked);
m_curve->setDegree(m_degreeSpinBox->value());
m_curveInserted = false;
resetPlane();
}
// Method definitions
FlightSimDemo::FlightSimDemo()
:
Application(),
right_wing(cyclone::Matrix3(0,0,0, -1,-0.5f,0, 0,0,0),
cyclone::Matrix3(0,0,0, -0.995f,-0.5f,0, 0,0,0),
cyclone::Matrix3(0,0,0, -1.005f,-0.5f,0, 0,0,0),
cyclone::Vector3(-1.0f, 0.0f, 2.0f), &windspeed),
left_wing(cyclone::Matrix3(0,0,0, -1,-0.5f,0, 0,0,0),
cyclone::Matrix3(0,0,0, -0.995f,-0.5f,0, 0,0,0),
cyclone::Matrix3(0,0,0, -1.005f,-0.5f,0, 0,0,0),
cyclone::Vector3(-1.0f, 0.0f, -2.0f), &windspeed),
rudder(cyclone::Matrix3(0,0,0, 0,0,0, 0,0,0),
cyclone::Matrix3(0,0,0, 0,0,0, 0.01f,0,0),
cyclone::Matrix3(0,0,0, 0,0,0, -0.01f,0,0),
cyclone::Vector3(2.0f, 0.5f, 0), &windspeed),
tail(cyclone::Matrix3(0,0,0, -1,-0.5f,0, 0,0,-0.1f),
cyclone::Vector3(2.0f, 0, 0), &windspeed),
left_wing_control(0), right_wing_control(0), rudder_control(0),
windspeed(0,0,0)
{
// Set up the aircraft rigid body.
resetPlane();
aircraft.setMass(2.5f);
cyclone::Matrix3 it;
it.setBlockInertiaTensor(cyclone::Vector3(2,1,1), 1);
aircraft.setInertiaTensor(it);
aircraft.setDamping(0.8f, 0.8f);
aircraft.setAcceleration(cyclone::Vector3::GRAVITY);
aircraft.calculateDerivedData();
aircraft.setAwake();
aircraft.setCanSleep(false);
registry.add(&aircraft, &left_wing);
registry.add(&aircraft, &right_wing);
registry.add(&aircraft, &rudder);
registry.add(&aircraft, &tail);
}
void CreateBrushTool::handleModifierKeyChange(InputState& inputState) {
if (dragType() != DTDrag)
return;
resetPlane(inputState);
}
