Danbias/Code/OysterPhysics3D/Ray.cpp

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/////////////////////////////////////////////////////////////////////
// Created by Dan Andersson 2013
/////////////////////////////////////////////////////////////////////
#include "Ray.h"
#include "OysterCollision3D.h"
using namespace ::Oyster::Collision3D;
using namespace ::Oyster::Math3D;
Ray::Ray( ) : ICollideable(Type_ray), origin(), direction(), collisionDistance(0.0f) {}
Ray::Ray( const Float3 &o, const ::Oyster::Math::Float3 &d ) : ICollideable(Type_ray), origin(o), direction(d), collisionDistance(0.0f) {}
Ray::~Ray( ) {}
Ray & Ray::operator = ( const Ray &ray )
{
this->origin = ray.origin;
this->direction = ray.direction;
return *this;
}
::Utility::DynamicMemory::UniquePointer<ICollideable> Ray::Clone( ) const
{ return ::Utility::DynamicMemory::UniquePointer<ICollideable>( new Ray(*this) ); }
bool Ray::Intersects( const ICollideable &target ) const
{
switch( target.type )
{
case Type_universe:
this->collisionDistance = 0.0f;
return true;
case Type_point: return Utility::Intersect( *this, *(Point*)&target, this->collisionDistance );
case Type_ray: return Utility::Intersect( *this, *(Ray*)&target, this->collisionDistance, ((Ray*)&target)->collisionDistance );
case Type_sphere: return Utility::Intersect( *(Sphere*)&target, *this, this->collisionDistance );
case Type_plane: return Utility::Intersect( *(Plane*)&target, *this, this->collisionDistance );
2013-11-21 11:47:34 +01:00
// case Type_triangle: return false; // TODO:
case Type_box_axis_aligned: return Utility::Intersect( *(BoxAxisAligned*)&target, *this, this->collisionDistance );
case Type_box: return Utility::Intersect( *(Box*)&target, *this, this->collisionDistance );
case Type_frustrum: return false; // TODO:
default: return false;
}
}
bool Ray::Contains( const ICollideable &target ) const
{
switch( target.type )
{
case Type_point: return Utility::Intersect( *this, *(Point*)&target, this->collisionDistance );
case Type_ray: Utility::Contains( *this, *(Ray*)&target );
default: return false;
}
}