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# Ogre::Vector4 Class Reference

4-dimensional homogenous vector. More...

`#include <OgreVector4.h>`

List of all members.

## Public Methods

| Vector4 ()
| Vector4 (Real fX, Real fY, Real fZ, Real fW)
| Vector4 (Real afCoordinate[4])
| Vector4 (int afCoordinate[4])
| Vector4 (const Real *const r)
| Vector4 (const Vector4 &rkVector)
Real | operator[] (size_t i) const
Real & | operator[] (size_t i)
Vector4 & | operator= (const Vector4 &rkVector)
| Assigns the value of the other vector.
bool | operator== (const Vector4 &rkVector) const
bool | operator!= (const Vector4 &rkVector) const
Vector4 & | operator= (const Vector3 &rhs)
Vector4 | operator+ (const Vector4 &rkVector) const
Vector4 | operator- (const Vector4 &rkVector) const
Vector4 | operator * (Real fScalar) const
Vector4 | operator * (const Vector4 &rhs) const
Vector4 | operator/ (Real fScalar) const
Vector4 | operator/ (const Vector4 &rhs) const
Vector4 | operator- () const
Vector4 & | operator+= (const Vector4 &rkVector)
Vector4 & | operator-= (const Vector4 &rkVector)
Vector4 & | operator *= (Real fScalar)
Vector4 & | operator *= (const Vector4 &rkVector)
Vector4 & | operator/= (Real fScalar)
Vector4 & | operator/= (const Vector4 &rkVector)
Real | dotProduct (const Vector4 &vec) const
| Calculates the dot (scalar) product of this vector with another.

## Friends

Vector4 | operator * (Real fScalar, const Vector4 &rkVector)
_OgreExport friend std::ostream & | operator<< (std::ostream &o, const Vector4 &v)
| Function for writing to a stream.

## Detailed Description

4-dimensional homogenous vector.

Definition at line 36 of file OgreVector4.h.

## Constructor & Destructor Documentation

Ogre::Vector4::Vector4 | ( |  | ) |

| Definition at line 47 of file OgreVector4.h.

Ogre::Vector4::Vector4 | ( | Real | fX,
|  | Real | fY,
|  | Real | fZ,
|  | Real | fW
| ) |

| Definition at line 51 of file OgreVector4.h. References Ogre::Real.

Ogre::Vector4::Vector4 | ( | Real | afCoordinate[4] | ) |

| Definition at line 56 of file OgreVector4.h. References Ogre::Real.

Ogre::Vector4::Vector4 | ( | int | afCoordinate[4] | ) |

| Definition at line 64 of file OgreVector4.h.

Ogre::Vector4::Vector4 | ( | const Real *const | r | ) |

| Definition at line 72 of file OgreVector4.h. References Ogre::Real.

Ogre::Vector4::Vector4 | ( | const Vector4 & | rkVector | ) |

| Definition at line 77 of file OgreVector4.h.

## Member Function Documentation

Real Ogre::Vector4::dotProduct | ( | const Vector4 & | vec | ) | const

Calculates the dot (scalar) product of this vector with another.

Parameters:

  vec | Vector with which to calculate the dot product (together with this one).

Returns:
  A float representing the dot product value.

Definition at line 307 of file OgreVector4.h.

References Ogre::Real, w, x, y, and z.

Referenced by Ogre::GLRenderSystem::_applyObliqueDepthProjection(), Ogre::D3D9RenderSystem::_applyObliqueDepthProjection(), Ogre::D3DRenderSystem::_applyObliqueDepthProjection(), Ogre::Light::_getFrustumClipVolumes(), Ogre::Light::_getNearClipVolume(), and Ogre::EdgeData::updateTriangleLightFacing().

Vector4 Ogre::Vector4::operator * | ( | const Vector4 & | rhs | ) | const

| Definition at line 172 of file OgreVector4.h. References w, x, y, and z.

Vector4 Ogre::Vector4::operator * | ( | Real | fScalar | ) | const

| Definition at line 160 of file OgreVector4.h. References Ogre::Real, w, x, y, and z.

Vector4& Ogre::Vector4::operator *= | ( | const Vector4 & | rkVector | ) |

| Definition at line 266 of file OgreVector4.h. References w, x, y, and z.

Vector4& Ogre::Vector4::operator *= | ( | Real | fScalar | ) |

| Definition at line 257 of file OgreVector4.h. References Ogre::Real.

bool Ogre::Vector4::operator!= | ( | const Vector4 & | rkVector | ) | const

| Definition at line 118 of file OgreVector4.h. References w, x, y, and z.

Vector4 Ogre::Vector4::operator+ | ( | const Vector4 & | rkVector | ) | const

| Definition at line 136 of file OgreVector4.h. References w, x, y, and z.

Vector4& Ogre::Vector4::operator+= | ( | const Vector4 & | rkVector | ) |

| Definition at line 237 of file OgreVector4.h. References w, x, y, and z.

Vector4 Ogre::Vector4::operator- | ( |  | ) | const

| Definition at line 212 of file OgreVector4.h. References w, x, y, and z.

Vector4 Ogre::Vector4::operator- | ( | const Vector4 & | rkVector | ) | const

| Definition at line 148 of file OgreVector4.h. References w, x, y, and z.

Vector4& Ogre::Vector4::operator-= | ( | const Vector4 & | rkVector | ) |

| Definition at line 247 of file OgreVector4.h. References w, x, y, and z.

Vector4 Ogre::Vector4::operator/ | ( | const Vector4 & | rhs | ) | const

| Definition at line 199 of file OgreVector4.h. References w, x, y, and z.

Vector4 Ogre::Vector4::operator/ | ( | Real | fScalar | ) | const

| Definition at line 184 of file OgreVector4.h. References Ogre::Real, w, x, y, and z.

Vector4& Ogre::Vector4::operator/= | ( | const Vector4 & | rkVector | ) |

| Definition at line 290 of file OgreVector4.h. References w, x, y, and z.

Vector4& Ogre::Vector4::operator/= | ( | Real | fScalar | ) |

| Definition at line 276 of file OgreVector4.h. References Ogre::Real.

Vector4& Ogre::Vector4::operator= | ( | const Vector3 & | rhs | ) |

| Definition at line 126 of file OgreVector4.h. References Ogre::Vector3::x, Ogre::Vector3::y, and Ogre::Vector3::z.

Vector4& Ogre::Vector4::operator= | ( | const Vector4 & | rkVector | ) |

Assigns the value of the other vector.

Parameters:

  rkVector | The other vector

Definition at line 100 of file OgreVector4.h.

References w, x, y, and z.

bool Ogre::Vector4::operator== | ( | const Vector4 & | rkVector | ) | const

| Definition at line 110 of file OgreVector4.h. References w, x, y, and z.

Real& Ogre::Vector4::operator[] | ( | size_t | i | ) |

| Definition at line 89 of file OgreVector4.h. References Ogre::Real.

Real Ogre::Vector4::operator[] | ( | size_t | i | ) | const

| Definition at line 82 of file OgreVector4.h. References Ogre::Real.

## Friends And Related Function Documentation

Vector4 operator * | ( | Real | fScalar,
|  | const Vector4 & | rkVector
| ) | `[friend]`

| Definition at line 224 of file OgreVector4.h.

_OgreExport friend std::ostream& operator<< | ( | std::ostream & | o,
|  | const Vector4 & | v
| ) | `[friend]`

| Function for writing to a stream. Definition at line 314 of file OgreVector4.h.

## Member Data Documentation

Real Ogre::Vector4::val[4]

| Definition at line 43 of file OgreVector4.h. Referenced by Ogre::GpuProgramParameters::setConstant(), and Ogre::GLRenderSystem::setGLLightPositionDirection().

Real Ogre::Vector4::w

Definition at line 41 of file OgreVector4.h.

Referenced by Ogre::GLRenderSystem::_applyObliqueDepthProjection(), Ogre::D3D9RenderSystem::_applyObliqueDepthProjection(), Ogre::D3DRenderSystem::_applyObliqueDepthProjection(), Ogre::Light::_getFrustumClipVolumes(), Ogre::Light::_getNearClipVolume(), Ogre::GpuProgramParameters::_updateAutoParamsLightsOnly(), dotProduct(), Ogre::ShadowCaster::extrudeBounds(), Ogre::ShadowCaster::extrudeVertices(), Ogre::Light::getAs4DVector(), operator *(), Ogre::operator *(), Ogre::Matrix4::operator *(), operator *=(), operator!=(), operator+(), operator+=(), operator-(), operator-=(), operator/(), operator/=(), operator=(), operator==(), Ogre::GLRenderSystem::setGLClipPlanes(), and Ogre::GLRenderSystem::setGLLightPositionDirection().

Real Ogre::Vector4::x

Definition at line 41 of file OgreVector4.h.

Referenced by Ogre::GLRenderSystem::_applyObliqueDepthProjection(), Ogre::D3D9RenderSystem::_applyObliqueDepthProjection(), Ogre::D3DRenderSystem::_applyObliqueDepthProjection(), Ogre::Light::_getFrustumClipVolumes(), Ogre::Light::_getNearClipVolume(), Ogre::GpuProgramParameters::_updateAutoParamsLightsOnly(), dotProduct(), Ogre::ShadowCaster::extrudeBounds(), Ogre::ShadowCaster::extrudeVertices(), Ogre::SimpleSpline::interpolate(), operator *(), Ogre::operator *(), Ogre::Matrix4::operator *(), operator *=(), operator!=(), operator+(), operator+=(), operator-(), operator-=(), operator/(), operator/=(), operator=(), operator==(), Ogre::MeshSerializerImpl::readEdgeList(), Ogre::GLRenderSystem::setGLClipPlanes(), Ogre::FloatGpuParameterControllerValue::setValue(), and Ogre::MeshSerializerImpl::writeEdgeList().

Real Ogre::Vector4::y

Definition at line 41 of file OgreVector4.h.

Referenced by Ogre::GLRenderSystem::_applyObliqueDepthProjection(), Ogre::D3D9RenderSystem::_applyObliqueDepthProjection(), Ogre::D3DRenderSystem::_applyObliqueDepthProjection(), Ogre::Light::_getFrustumClipVolumes(), Ogre::Light::_getNearClipVolume(), Ogre::GpuProgramParameters::_updateAutoParamsLightsOnly(), dotProduct(), Ogre::ShadowCaster::extrudeBounds(), Ogre::ShadowCaster::extrudeVertices(), Ogre::SimpleSpline::interpolate(), operator *(), Ogre::operator *(), Ogre::Matrix4::operator *(), operator *=(), operator!=(), operator+(), operator+=(), operator-(), operator-=(), operator/(), operator/=(), operator=(), operator==(), and Ogre::GLRenderSystem::setGLClipPlanes().

Real Ogre::Vector4::z

Definition at line 41 of file OgreVector4.h.

Referenced by Ogre::GLRenderSystem::_applyObliqueDepthProjection(), Ogre::D3D9RenderSystem::_applyObliqueDepthProjection(), Ogre::D3DRenderSystem::_applyObliqueDepthProjection(), Ogre::Light::_getFrustumClipVolumes(), Ogre::Light::_getNearClipVolume(), Ogre::GpuProgramParameters::_updateAutoParamsLightsOnly(), dotProduct(), Ogre::ShadowCaster::extrudeBounds(), Ogre::ShadowCaster::extrudeVertices(), Ogre::SimpleSpline::interpolate(), operator *(), Ogre::operator *(), Ogre::Matrix4::operator *(), operator *=(), operator!=(), operator+(), operator+=(), operator-(), operator-=(), operator/(), operator/=(), operator=(), operator==(), and Ogre::GLRenderSystem::setGLClipPlanes().

The documentation for this class was generated from the following file:

- OgreVector4.h

Copyright © 2002-2003 by The OGRE Team
Last modified Sun Nov 28 19:51:46 2004