//--------------- Internals Below -------------------
static public b2Joint Create(b2JointDef def, object allocator)
{
b2Joint joint = null;
if (def.type == e_distanceJoint)
{
//void* mem = allocator->Allocate(sizeof(b2DistanceJoint));
joint = new b2DistanceJoint(def as b2DistanceJointDef);
}
else if (def.type == e_mouseJoint)
{
//void* mem = allocator->Allocate(sizeof(b2MouseJoint));
joint = new b2MouseJoint(def as b2MouseJointDef);
}
else if (def.type == e_prismaticJoint)
{
//void* mem = allocator->Allocate(sizeof(b2PrismaticJoint));
joint = new b2PrismaticJoint(def as b2PrismaticJointDef);
}
else if (def.type == e_revoluteJoint)
{
//void* mem = allocator->Allocate(sizeof(b2RevoluteJoint));
joint = new b2RevoluteJoint(def as b2RevoluteJointDef);
}
else if (def.type == e_pulleyJoint)
{
//void* mem = allocator->Allocate(sizeof(b2PulleyJoint));
joint = new b2PulleyJoint(def as b2PulleyJointDef);
}
else if (def.type == e_gearJoint)
{
//void* mem = allocator->Allocate(sizeof(b2GearJoint));
joint = new b2GearJoint(def as b2GearJointDef);
}
else if (def.type == e_lineJoint)
{
//void* mem = allocator->Allocate(sizeof(b2LineJoint));
joint = new b2LineJoint(def as b2LineJointDef);
}
else if (def.type == e_weldJoint)
{
//void* mem = allocator->Allocate(sizeof(b2WeldJoint));
joint = new b2WeldJoint(def as b2WeldJointDef);
}
else if (def.type == e_frictionJoint)
{
//void* mem = allocator->Allocate(sizeof(b2FrictionJoint));
joint = new b2FrictionJoint(def as b2FrictionJointDef);
}
else if (def.type == e_ropeJoint)
{
joint = new b2RopeJoint(def as b2RopeJointDef);
}
else
{
//b2Settings.b2Assert(false);
}
return(joint);
}
public virtual bool MouseDown(b2Vec2 p)
{
m_mouseWorld = p;
if (m_mouseJoint != null)
{
return false;
}
// Make a small box.
b2AABB aabb = new b2AABB();
b2Vec2 d = new b2Vec2();
d.Set(0.001f, 0.001f);
aabb.LowerBound = p - d;
aabb.UpperBound = p + d;
// Query the world for overlapping shapes.
QueryCallback callback = new QueryCallback(p);
m_world.QueryAABB(callback, aabb);
if (callback.m_fixture != null)
{
b2Body body = callback.m_fixture.Body;
b2MouseJointDef md = new b2MouseJointDef();
md.BodyA = m_groundBody;
md.BodyB = body;
md.target = p;
md.maxForce = 1000.0f * body.Mass;
m_mouseJoint = (b2MouseJoint)m_world.CreateJoint(md);
body.SetAwake(true);
return true;
}
else
{
//Como no ha encontrado un objeto empezamos el arrastre
IsArrastring = true;
originPosition = new CCPoint(p.x, p.y);
return true;
}
}
public void clear()
{
m_mouseJoint = null;
m_mouseJointGroundBody = null;
}
public virtual void MouseUp(b2Vec2 p)
{
if (IsArrastring)
{
//parent.Position = null;
IsArrastring = false;
}
else
{
if (m_mouseJoint != null)
{
m_world.DestroyJoint(m_mouseJoint);
m_mouseJoint = null;
}
}
}
public virtual void MouseUp(b2Vec2 p)
{
if (m_mouseJoint != null)
{
m_world.DestroyJoint(m_mouseJoint);
m_mouseJoint = null;
}
if (m_bombSpawning)
{
CompleteBombSpawn(p);
}
}
public virtual bool MouseDown(b2Vec2 p)
{
m_mouseWorld = p;
if (m_mouseJoint != null)
{
return false;
}
// Make a small box.
b2AABB aabb = new b2AABB();
b2Vec2 d = new b2Vec2();
d.Set(0.001f, 0.001f);
aabb.LowerBound = p - d;
aabb.UpperBound = p + d;
// Query the world for overlapping shapes.
QueryCallback callback = new QueryCallback(p);
m_world.QueryAABB(callback, aabb);
if (callback.m_fixture != null)
{
b2Body body = callback.m_fixture.Body;
b2MouseJointDef md = new b2MouseJointDef();
md.BodyA = m_groundBody;
md.BodyB = body;
md.target = p;
md.maxForce = 1000.0f * body.Mass;
m_mouseJoint = (b2MouseJoint) m_world.CreateJoint(md);
body.SetAwake(true);
return true;
}
return false;
}
public Test()
{
m_destructionListener = new DestructionListener();
m_debugDraw = new CCBox2dDraw("fonts/arial-12", 1);
b2Vec2 gravity = new b2Vec2();
gravity.Set(0.0f, -10.0f);
m_world = new b2World(gravity);
m_bomb = null;
m_textLine = 30;
m_mouseJoint = null;
m_pointCount = 0;
m_destructionListener.test = this;
m_world.SetDestructionListener(m_destructionListener);
m_world.SetContactListener(this);
m_world.SetDebugDraw(m_debugDraw);
m_world.SetContinuousPhysics(true);
m_world.SetWarmStarting(true);
m_bombSpawning = false;
m_stepCount = 0;
b2BodyDef bodyDef = new b2BodyDef();
m_groundBody = m_world.CreateBody(bodyDef);
}
public static b2Joint Create(b2JointDef def)
{
b2Joint joint = null;
switch (def.JointType)
{
case b2JointType.e_distanceJoint:
{
joint = new b2DistanceJoint((b2DistanceJointDef)def);
}
break;
case b2JointType.e_mouseJoint:
{
joint = new b2MouseJoint((b2MouseJointDef)def);
}
break;
case b2JointType.e_prismaticJoint:
{
joint = new b2PrismaticJoint((b2PrismaticJointDef)def);
}
break;
case b2JointType.e_revoluteJoint:
{
joint = new b2RevoluteJoint((b2RevoluteJointDef)def);
}
break;
case b2JointType.e_pulleyJoint:
{
joint = new b2PulleyJoint((b2PulleyJointDef)def);
}
break;
case b2JointType.e_gearJoint:
{
joint = new b2GearJoint((b2GearJointDef)def);
}
break;
case b2JointType.e_wheelJoint:
{
joint = new b2WheelJoint((b2WheelJointDef)def);
}
break;
case b2JointType.e_weldJoint:
{
joint = new b2WeldJoint((b2WeldJointDef)def);
}
break;
case b2JointType.e_frictionJoint:
{
joint = new b2FrictionJoint((b2FrictionJointDef)def);
}
break;
case b2JointType.e_ropeJoint:
{
joint = new b2RopeJoint((b2RopeJointDef)def);
}
break;
default:
Debug.Assert(false);
break;
}
return joint;
}
public static b2Joint Create(b2JointDef def)
{
b2Joint joint = null;
switch (def.JointType)
{
case b2JointType.e_distanceJoint:
{
joint = new b2DistanceJoint((b2DistanceJointDef)def);
}
break;
case b2JointType.e_mouseJoint:
{
joint = new b2MouseJoint((b2MouseJointDef)def);
}
break;
case b2JointType.e_prismaticJoint:
{
joint = new b2PrismaticJoint((b2PrismaticJointDef)def);
}
break;
case b2JointType.e_revoluteJoint:
{
joint = new b2RevoluteJoint((b2RevoluteJointDef)def);
}
break;
case b2JointType.e_pulleyJoint:
{
joint = new b2PulleyJoint((b2PulleyJointDef)def);
}
break;
case b2JointType.e_gearJoint:
{
joint = new b2GearJoint((b2GearJointDef)def);
}
break;
case b2JointType.e_wheelJoint:
{
joint = new b2WheelJoint((b2WheelJointDef)def);
}
break;
case b2JointType.e_weldJoint:
{
joint = new b2WeldJoint((b2WeldJointDef)def);
}
break;
case b2JointType.e_frictionJoint:
{
joint = new b2FrictionJoint((b2FrictionJointDef)def);
}
break;
case b2JointType.e_ropeJoint:
{
joint = new b2RopeJoint((b2RopeJointDef)def);
}
break;
default:
Debug.Assert(false);
break;
}
return(joint);
}