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controllers, ray3

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This commit is contained in:
Irlan
2018-06-29 15:40:12 -03:00
parent 8ebdb67a75
commit b18654c7a5
10 changed files with 413 additions and 357 deletions
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114
examples/testbed/framework/test.h
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@ -48,110 +48,6 @@ public:
b3RayCastSingleOutput hit;
};
class BodyDragger
{
public:
BodyDragger(Ray3* ray, b3World* world)
{
m_ray = ray;
m_world = world;
m_shape = nullptr;
m_mouseJoint = nullptr;
}
~BodyDragger()
{
}
bool StartDragging()
{
B3_ASSERT(m_mouseJoint == nullptr);
b3RayCastSingleOutput out;
if (m_world->RayCastSingle(&out, m_ray->A(), m_ray->B()) == false)
{
return false;
}
m_x = out.fraction;
m_shape = out.shape;
b3BodyDef bd;
b3Body* groundBody = m_world->CreateBody(bd);
b3Body* body = m_shape->GetBody();
body->SetAwake(true);
b3MouseJointDef jd;
jd.bodyA = groundBody;
jd.bodyB = body;
jd.target = out.point;
jd.maxForce = 2000.0f * body->GetMass();
m_mouseJoint = (b3MouseJoint*)m_world->CreateJoint(jd);
m_p = body->GetLocalPoint(out.point);
return true;
}
void Drag()
{
B3_ASSERT(m_mouseJoint);
m_mouseJoint->SetTarget(GetPointB());
}
void StopDragging()
{
B3_ASSERT(m_mouseJoint);
b3Body* groundBody = m_mouseJoint->GetBodyA();
m_world->DestroyJoint(m_mouseJoint);
m_mouseJoint = nullptr;
m_world->DestroyBody(groundBody);
m_shape = nullptr;
}
bool IsSelected() const
{
return m_mouseJoint != nullptr;
}
Ray3* GetRay() const
{
return m_ray;
}
b3Body* GetBody() const
{
B3_ASSERT(m_shape);
return m_shape->GetBody();
}
b3Vec3 GetPointA() const
{
B3_ASSERT(m_shape);
return m_shape->GetBody()->GetWorldPoint(m_p);
}
b3Vec3 GetPointB() const
{
B3_ASSERT(m_mouseJoint);
return (1.0f - m_x) * m_ray->A() + m_x * m_ray->B();
}
private:
Ray3* m_ray;
float32 m_x;
b3World* m_world;
b3Shape* m_shape;
b3Vec3 m_p;
b3MouseJoint* m_mouseJoint;
};
class Test : public b3ContactListener
{
public:
@ -162,9 +58,9 @@ public:
virtual void Step();
virtual void MouseMove(const Ray3& pw);
virtual void MouseLeftDown(const Ray3& pw);
virtual void MouseLeftUp(const Ray3& pw);
virtual void MouseMove(const b3Ray3& pw);
virtual void MouseLeftDown(const b3Ray3& pw);
virtual void MouseLeftUp(const b3Ray3& pw);
virtual void KeyDown(int button) { }
virtual void KeyUp(int button) { }
@ -177,8 +73,8 @@ public:
b3World m_world;
Ray3 m_bodyRay;
BodyDragger m_bodyDragger;
b3Ray3 m_bodyRay;
b3BodyDragger m_bodyDragger;
b3BoxHull m_groundHull;
b3GridMesh<50, 50> m_groundMesh;