Body MakeSimpleBox(Vector3 size, Vector3 pos, Quaternion orient)
{
// base mass on the size of the object.
float mass = size.x * size.y * size.z * 100.0f;
// calculate the inertia based on box formula and mass
Vector3 inertia = MogreNewt.MomentOfInertia.CalcBoxSolid(mass, size);
Entity box1;
SceneNode box1node;
box1 = mSceneMgr.CreateEntity("Entity" + (mEntityCount++), "box.mesh");
box1node = mSceneMgr.RootSceneNode.CreateChildSceneNode();
box1node.AttachObject(box1);
box1node.SetScale(size);
box1.NormaliseNormals = true;
MogreNewt.Collision col = new MogreNewt.CollisionPrimitives.Box(mWorld, size);
MogreNewt.Body bod = new MogreNewt.Body(mWorld, col);
col.Dispose();
bod.AttachToNode(box1node);
bod.SetMassMatrix(mass, inertia);
bod.IsGravityEnabled = true;
box1.SetMaterialName("Simple/BumpyMetal");
bod.SetPositionOrientation(pos, orient);
return(bod);
}
public void SetPhysics(Mogre.Entity entity, Mogre.SceneNode node, float mass)
{
MogreNewt.ConvexCollision collision = new MogreNewt.CollisionPrimitives.Cylinder(
Core.Singleton.NewtonWorld,
Core.Singleton.PhysicsManager.getCollisionCylinderRadius(entity, node),
Core.Singleton.PhysicsManager.getCollisionCylinderHeight(entity, node),
new Mogre.Quaternion(new Mogre.Radian(1.57f), new Mogre.Vector3(0f, 0f, 1f)),
Core.Singleton.GetUniqueBodyId()
);
Mogre.Vector3 inertia, offset;
collision.CalculateInertialMatrix(out inertia, out offset);
inertia *= mass;
m_Body = new MogreNewt.Body(Core.Singleton.NewtonWorld, collision, true);
m_Body.AttachNode(node);
m_Body.SetMassMatrix(mass, inertia);
m_Body.SetPositionOrientation(node.Position + new Vector3(0, 1, 0), node.Orientation);
m_Body.MaterialGroupID = Core.Singleton.PhysicsManager.getMaterialID("Metal");
}
Body MakeSimpleBox(Vector3 size, Vector3 pos, Quaternion orient)
{
// base mass on the size of the object.
float mass = size.x * size.y * size.z * 2.5f;
// calculate the inertia based on box formula and mass
Vector3 inertia;
Vector3 offset;
Entity box1;
SceneNode box1node;
box1 = sceneMgr.CreateEntity("Entity" + (mEntityCount++), "box.mesh");
box1node = sceneMgr.RootSceneNode.CreateChildSceneNode();
box1node.AttachObject(box1);
box1node.SetScale(size);
box1.NormaliseNormals = true;
MogreNewt.ConvexCollision col = new MogreNewt.CollisionPrimitives.Box(m_World, size);
col.CalculateInertialMatrix(out inertia, out offset);
inertia = inertia * mass;
MogreNewt.Body bod = new MogreNewt.Body(m_World, col);
col.Dispose();
bod.AttachNode(box1node);
bod.SetMassMatrix(mass, inertia);
bod.IsGravityEnabled = true;
box1.SetMaterialName("Examples/10PointBlock");
bod.SetPositionOrientation(pos, orient);
return(bod);
}
bool Scene_FrameStarted(FrameEvent evt)
{
inputKeyboard.Capture();
if (inputKeyboard.IsKeyDown(MOIS.KeyCode.KC_SPACE))
{
if (timer <= 0.0)
{
Vector3 dir, vec;
Quaternion camorient = camera.Orientation;
vec = new Vector3(0, 0, -1);
dir = camorient * vec;
Entity ent;
SceneNode node;
String name;
Vector3 pos = camera.Position;
name = "Body " + (mEntityCount++);
ent = sceneMgr.CreateEntity(name, "ellipsoid.mesh");
node = sceneMgr.RootSceneNode.CreateChildSceneNode(name);
node.AttachObject(ent);
ent.SetMaterialName("Simple/dirt01");
MogreNewt.Collision col = new MogreNewt.CollisionPrimitives.Ellipsoid(m_World, new Vector3(1, 1, 1));
MogreNewt.Body body = new MogreNewt.Body(m_World, col);
Vector3 inertia = MogreNewt.MomentOfInertia.CalcSphereSolid(10.0f, 1.0f);
body.SetMassMatrix(10.0f, inertia);
body.AttachToNode(node);
body.IsGravityEnabled = true;
body.SetPositionOrientation(pos, camorient);
body.Velocity = dir * 15.0f;
timer = 0.2f;
}
}
timer -= evt.timeSinceLastFrame;
// ---------------------------------------------------------
// -- VEHICLE CONTORLS
// ---------------------------------------------------------
float torque = 0.0f;
Degree steering = new Degree(0);
if (inputKeyboard.IsKeyDown(MOIS.KeyCode.KC_I))
{
torque += 600.0f;
}
if (inputKeyboard.IsKeyDown(MOIS.KeyCode.KC_K))
{
torque -= 600.0f;
}
if (inputKeyboard.IsKeyDown(MOIS.KeyCode.KC_J))
{
steering += new Degree(30);
}
if (inputKeyboard.IsKeyDown(MOIS.KeyCode.KC_L))
{
steering -= new Degree(30);
}
//update the vehicle!
mCar.setTorqueSteering(torque, steering);
if ((inputKeyboard.IsKeyDown(MOIS.KeyCode.KC_Q)) && (!mR))
{
mR = true;
// rebuild the vehicle
if (mCar != null)
{
mCar.Dispose();
mCar = new SimpleVehicle(sceneMgr, m_World, new Vector3(0, (float)new Random().NextDouble() * 10.0f, 0), Quaternion.IDENTITY);
}
}
if (!inputKeyboard.IsKeyDown(MOIS.KeyCode.KC_Q))
{
mR = false;
}
return(true);
}
