rt Namespace Reference

Namespace RayTracer. More...

Classes
struct	Color
struct	GraphicalObject
class	Image2D
	Classe générique pour représenter des images 2D. More...
class	Image2DWriter
class	Image2DWriter< Color >
	Specialization for color images. More...
class	Image2DWriter< unsigned char >
	Specialization for gray-level images. More...
struct	Light
	Lights are used to give lights in a scene. More...
struct	Material
struct	PointLight
struct	PointVector
struct	Ray
struct	Renderer
	This structure takes care of rendering a scene. More...
struct	Scene
struct	Sphere
	A sphere is a concrete GraphicalObject that represents a sphere in 3D space. More...
class	Viewer

Typedefs
typedef float	Real
	the type for representing a real number.
typedef PointVector< Real, 2 >	Vector2
typedef PointVector< Real, 2 >	Point2
typedef PointVector< Real, 3 >	Vector3
	The type for representing a 3d point.
typedef PointVector< Real, 3 >	Point3
	The type for representing a 3d vector;.
typedef PointVector< Real, 4 >	Vector4
typedef PointVector< Real, 4 >	Point4

Functions
Color	operator* (Real v, const Color &other)
Real	distance (const Color &c1, const Color &c2)
template<typename T , std::size_t N>
std::ostream &	operator<< (std::ostream &out, const PointVector< T, N > &PV)
template<typename T , std::size_t N>
PointVector< T, N >	operator* (T val, const PointVector< T, N > &PV)
template<typename T , std::size_t N>
PointVector< T, N >	operator* (const PointVector< T, N > &PV, T val)
template<typename T , std::size_t N>
PointVector< T, N >	operator/ (T val, const PointVector< T, N > &PV)
template<typename T , std::size_t N>
PointVector< T, N >	operator/ (const PointVector< T, N > &PV, T val)
template<typename T , std::size_t N>
T	distance2 (const PointVector< T, N > &p1, const PointVector< T, N > &p2)
template<typename T , std::size_t N>
T	distance (const PointVector< T, N > &p1, const PointVector< T, N > &p2)
void	progressBar (std::ostream &output, const double currentValue, const double maximumValue)

Detailed Description

Namespace RayTracer.

Typedef Documentation

Point2

typedef PointVector< Real, 2 > rt::Point2

Definition at line 208 of file PointVector.h.

Point3

typedef PointVector< Real, 3 > rt::Point3

The type for representing a 3d vector;.

Definition at line 212 of file PointVector.h.

Point4

typedef PointVector< Real, 4 > rt::Point4

Definition at line 214 of file PointVector.h.

Real

typedef float rt::Real

the type for representing a real number.

Definition at line 206 of file PointVector.h.

Vector2

typedef PointVector< Real, 2 > rt::Vector2

Definition at line 207 of file PointVector.h.

Vector3

typedef PointVector< Real, 3 > rt::Vector3

The type for representing a 3d point.

Definition at line 210 of file PointVector.h.

Vector4

typedef PointVector< Real, 4 > rt::Vector4

Definition at line 213 of file PointVector.h.

Function Documentation

distance() [1/2]

Real rt::distance ( const Color &  c1, const Color &  c2  )

inline

Definition at line 149 of file Color.h.

  {
    return std::max( std::fabs( c1.r() - c2.r() ),
                     std::max( std::fabs( c1.g() - c2.g() ),
                               std::fabs( c1.b() - c2.b() ) ) );
  }

distance() [2/2]

template<typename T , std::size_t N>

T rt::distance ( const PointVector< T, N > &  p1, const PointVector< T, N > &  p2  )

inline

Definition at line 198 of file PointVector.h.

  {
    return sqrt( distance2( p1, p2 ) );
  } 

distance2()

template<typename T , std::size_t N>

T rt::distance2 ( const PointVector< T, N > &  p1, const PointVector< T, N > &  p2  )

inline

Definition at line 190 of file PointVector.h.

  {
    PointVector<T,N> tmp = p2 - p1;
    return tmp.dot( tmp );
  } 

operator*() [1/3]

template<typename T , std::size_t N>

PointVector< T, N > rt::operator*	(	const PointVector< T, N > &	PV,
		T	val
	)

Definition at line 162 of file PointVector.h.

  {
    typedef typename PointVector<T,N>::Size Size;
    PointVector<T,N> result( PV );
    for ( Size i = 0; i < N; ++i ) result[ i ] *= val;
    return result;
  }

operator*() [2/3]

Color rt::operator* ( Real  v, const Color &  other  )

inline

Definition at line 143 of file Color.h.

    {
      Color tmp( other );
      return tmp * v;
    }

operator*() [3/3]

template<typename T , std::size_t N>

PointVector< T, N > rt::operator*	(	T	val,
		const PointVector< T, N > &	PV
	)

Definition at line 153 of file PointVector.h.

  {
    typedef typename PointVector<T,N>::Size Size;
    PointVector<T,N> result( PV );
    for ( Size i = 0; i < N; ++i ) result[ i ] *= val;
    return result;
  }

operator/() [1/2]

template<typename T , std::size_t N>

PointVector< T, N > rt::operator/	(	const PointVector< T, N > &	PV,
		T	val
	)

Definition at line 180 of file PointVector.h.

  {
    typedef typename PointVector<T,N>::Size Size;
    PointVector<T,N> result( PV );
    for ( Size i = 0; i < N; ++i ) result[ i ] /= val;
    return result;
  }

operator/() [2/2]

template<typename T , std::size_t N>

PointVector< T, N > rt::operator/	(	T	val,
		const PointVector< T, N > &	PV
	)

Definition at line 171 of file PointVector.h.

  {
    typedef typename PointVector<T,N>::Size Size;
    PointVector<T,N> result( PV );
    for ( Size i = 0; i < N; ++i ) result[ i ] = val / result[ i ];
    return result;
  }

operator<<()

template<typename T , std::size_t N>

std::ostream & rt::operator<<	(	std::ostream &	out,
		const PointVector< T, N > &	PV
	)

Definition at line 146 of file PointVector.h.

  { 
    PV.selfDisplay( out );
    return out;
  }

progressBar()

void rt::progressBar ( std::ostream &  output, const double  currentValue, const double  maximumValue  )

inline

Definition at line 16 of file Renderer.h.

  {
    static const int PROGRESSBARWIDTH = 60;
    static int myProgressBarRotation = 0;
    static int myProgressBarCurrent = 0;
    // how wide you want the progress meter to be
    double fraction = currentValue /maximumValue;
    
    // part of the progressmeter that's already "full"
    int dotz = static_cast<int>(floor(fraction * PROGRESSBARWIDTH));
    if (dotz > PROGRESSBARWIDTH) dotz = PROGRESSBARWIDTH;
    
    // if the fullness hasn't changed skip display
    if (dotz == myProgressBarCurrent) return;
    myProgressBarCurrent = dotz;
    myProgressBarRotation++;
    
    // create the "meter"
    int ii=0;
    output << "[";
    // part  that's full already
    for ( ; ii < dotz;ii++) output<< "#";
    // remaining part (spaces)
    for ( ; ii < PROGRESSBARWIDTH;ii++) output<< " ";
    static const char* rotation_string = "|\\-/";
    myProgressBarRotation %= 4;
    output << "] " << rotation_string[myProgressBarRotation]
           << " " << (int)(fraction*100)<<"/100\r";
    output.flush();
  }