BodyConf.hpp

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/*
 * Original work Copyright (c) 2006-2011 Erin Catto http://www.box2d.org
 * Modified work Copyright (c) 2017 Louis Langholtz https://github.com/louis-langholtz/PlayRho
 *
 * This software is provided 'as-is', without any express or implied
 * warranty. In no event will the authors be held liable for any damages
 * arising from the use of this software.
 *
 * Permission is granted to anyone to use this software for any purpose,
 * including commercial applications, and to alter it and redistribute it
 * freely, subject to the following restrictions:
 *
 * 1. The origin of this software must not be misrepresented; you must not
 *    claim that you wrote the original software. If you use this software
 *    in a product, an acknowledgment in the product documentation would be
 *    appreciated but is not required.
 * 2. Altered source versions must be plainly marked as such, and must not be
 *    misrepresented as being the original software.
 * 3. This notice may not be removed or altered from any source distribution.
 */
 
#ifndef PLAYRHO_DYNAMICS_BODYCONF_HPP
#define PLAYRHO_DYNAMICS_BODYCONF_HPP
 
 
#include <PlayRho/Common/Settings.hpp>
#include <PlayRho/Common/BoundedValue.hpp>
#include <PlayRho/Common/Math.hpp>
#include <PlayRho/Dynamics/BodyType.hpp>
 
namespace playrho {
namespace d2 {
 
class Body;
 
struct BodyConf
{
    // Builder-styled methods...
 
    PLAYRHO_CONSTEXPR inline BodyConf& UseType(BodyType t) noexcept;
 
    PLAYRHO_CONSTEXPR inline BodyConf& UseLocation(Length2 l) noexcept;
    
    PLAYRHO_CONSTEXPR inline BodyConf& UseAngle(Angle a) noexcept;
    
    PLAYRHO_CONSTEXPR inline BodyConf& UseLinearVelocity(LinearVelocity2 v) noexcept;
    
    PLAYRHO_CONSTEXPR inline BodyConf& UseAngularVelocity(AngularVelocity v) noexcept;
    
    PLAYRHO_CONSTEXPR inline BodyConf& Use(Position v) noexcept;
 
    PLAYRHO_CONSTEXPR inline BodyConf& Use(Velocity v) noexcept;
    
    PLAYRHO_CONSTEXPR inline BodyConf& UseLinearAcceleration(LinearAcceleration2 v) noexcept;
    
    PLAYRHO_CONSTEXPR inline BodyConf& UseAngularAcceleration(AngularAcceleration v) noexcept;
    
    PLAYRHO_CONSTEXPR inline BodyConf& UseLinearDamping(NonNegative<Frequency> v) noexcept;
    
    PLAYRHO_CONSTEXPR inline BodyConf& UseAngularDamping(NonNegative<Frequency> v) noexcept;
    
    PLAYRHO_CONSTEXPR inline BodyConf& UseUnderActiveTime(Time v) noexcept;
    
    PLAYRHO_CONSTEXPR inline BodyConf& UseAllowSleep(bool value) noexcept;
    
    PLAYRHO_CONSTEXPR inline BodyConf& UseAwake(bool value) noexcept;
    
    PLAYRHO_CONSTEXPR inline BodyConf& UseFixedRotation(bool value) noexcept;
    
    PLAYRHO_CONSTEXPR inline BodyConf& UseBullet(bool value) noexcept;
    
    PLAYRHO_CONSTEXPR inline BodyConf& UseEnabled(bool value) noexcept;
    
    PLAYRHO_CONSTEXPR inline BodyConf& UseUserData(void* value) noexcept;
    
    // Public member variables...
    
    BodyType type = BodyType::Static;
    
    Length2 location = Length2{};
    
    Angle angle = 0_deg;
    
    LinearVelocity2 linearVelocity = LinearVelocity2{};
    
    AngularVelocity angularVelocity = 0_rpm;
    
    LinearAcceleration2 linearAcceleration = LinearAcceleration2{};
    
    AngularAcceleration angularAcceleration = AngularAcceleration{0 * RadianPerSquareSecond};
    
    NonNegative<Frequency> linearDamping = NonNegative<Frequency>{0_Hz};
    
    NonNegative<Frequency> angularDamping = NonNegative<Frequency>{0_Hz};
    
    Time underActiveTime = 0_s;
    
    bool allowSleep = true;
    
    bool awake = true;
    
    bool fixedRotation = false;
    
    bool bullet = false;
    
    bool enabled = true;
    
    void* userData = nullptr;
};
 
PLAYRHO_CONSTEXPR inline BodyConf& BodyConf::UseType(BodyType t) noexcept
{
    type = t;
    return *this;
}
 
PLAYRHO_CONSTEXPR inline BodyConf& BodyConf::UseLocation(Length2 l) noexcept
{
    location = l;
    return *this;
}
 
PLAYRHO_CONSTEXPR inline BodyConf& BodyConf::UseAngle(Angle a) noexcept
{
    angle = a;
    return *this;
}
 
PLAYRHO_CONSTEXPR inline BodyConf& BodyConf::Use(Position v) noexcept
{
    location = v.linear;
    angle = v.angular;
    return *this;
}
 
PLAYRHO_CONSTEXPR inline BodyConf& BodyConf::Use(Velocity v) noexcept
{
    linearVelocity = v.linear;
    angularVelocity = v.angular;
    return *this;
}
 
PLAYRHO_CONSTEXPR inline BodyConf& BodyConf::UseLinearVelocity(LinearVelocity2 v) noexcept
{
    linearVelocity = v;
    return *this;
}
 
PLAYRHO_CONSTEXPR inline BodyConf& BodyConf::UseLinearAcceleration(LinearAcceleration2 v) noexcept
{
    linearAcceleration = v;
    return *this;
}
 
PLAYRHO_CONSTEXPR inline BodyConf& BodyConf::UseAngularVelocity(AngularVelocity v) noexcept
{
    angularVelocity = v;
    return *this;
}
 
PLAYRHO_CONSTEXPR inline BodyConf& BodyConf::UseAngularAcceleration(AngularAcceleration v) noexcept
{
    angularAcceleration = v;
    return *this;
}
 
PLAYRHO_CONSTEXPR inline BodyConf& BodyConf::UseLinearDamping(NonNegative<Frequency> v) noexcept
{
    linearDamping = v;
    return *this;
}
 
PLAYRHO_CONSTEXPR inline BodyConf& BodyConf::UseAngularDamping(NonNegative<Frequency> v) noexcept
{
    angularDamping = v;
    return *this;
}
 
PLAYRHO_CONSTEXPR inline BodyConf& BodyConf::UseUnderActiveTime(Time v) noexcept
{
    underActiveTime = v;
    return *this;
}
 
PLAYRHO_CONSTEXPR inline BodyConf& BodyConf::UseAllowSleep(bool value) noexcept
{
    allowSleep = value;
    return *this;
}
 
PLAYRHO_CONSTEXPR inline BodyConf& BodyConf::UseAwake(bool value) noexcept
{
    awake = value;
    return *this;
}
 
PLAYRHO_CONSTEXPR inline BodyConf& BodyConf::UseFixedRotation(bool value) noexcept
{
    fixedRotation = value;
    return *this;
}
 
PLAYRHO_CONSTEXPR inline BodyConf& BodyConf::UseBullet(bool value) noexcept
{
    bullet = value;
    return *this;
}
 
PLAYRHO_CONSTEXPR inline BodyConf& BodyConf::UseEnabled(bool value) noexcept
{
    enabled = value;
    return *this;
}
 
PLAYRHO_CONSTEXPR inline BodyConf& BodyConf::UseUserData(void* value) noexcept
{
    userData = value;
    return *this;
}
 
PLAYRHO_CONSTEXPR inline BodyConf GetDefaultBodyConf() noexcept
{
    return BodyConf{};
}
 
BodyConf GetBodyConf(const Body& body) noexcept;
 
} // namespace d2
} // namespace playrho
 
#endif // PLAYRHO_DYNAMICS_BODYCONF_HPP