kaka3

if (GAME_ENGINE->IsKeyboardKeyDown(VK_RIGHT))
        {
            m_ActAvatarPtr->ApplyForce(
                DOUBLE2(
                (400 - m_ActAvatarPtr->GetLinearVelocity().x)*  m_ActAvatarPtr->GetMass() * cos(m_ActAvatarPtr->GetAngle()),
                (400 - m_ActAvatarPtr->GetLinearVelocity().x) *  m_ActAvatarPtr->GetMass() * sin(m_ActAvatarPtr->GetAngle())));
        }
        if (GAME_ENGINE->IsKeyboardKeyDown(VK_LEFT))
        {
            m_ActAvatarPtr->ApplyForce(
                DOUBLE2(
                (-400 - m_ActAvatarPtr->GetLinearVelocity().x)*  m_ActAvatarPtr->GetMass() * cos(m_ActAvatarPtr->GetAngle()),
                (-400 - m_ActAvatarPtr->GetLinearVelocity().x)*  m_ActAvatarPtr->GetMass() * sin(m_ActAvatarPtr->GetAngle())));
        }