Gray3D::cCameraParams Class Reference

#include <cCamera.h>

Inheritance diagram for Gray3D::cCameraParams:

Public Member Functions
	cCameraParams ()
	DECLARE_HEAP_ALIGNED_ALLOC (cCameraParams)
const cMatrix4x4f &	get_ProjMatrix () const
const cMatrix4x4f &	get_ViewMatrix () const
const cMatrix4x4f &	get_InvViewMatrix () const
const cMatrix4x4f &	get_View0Matrix () const
const cMatrix4x4f &	get_InvView0Matrix () const
const cMatrix4x4f &	get_ViewProjMatrix () const
bool	ClampProjectPos (cVector2f &posScreen) const
bool	GetProjectPos (cVector2f &posScreen, const cVector3f &posTop) const
GINTERSECT_TYPE	CheckBSphere (const cSpheref &sphere) const
GINTERSECT_TYPE	CheckBSphere (const cVector3f &vCenter, float fRadius) const
GINTERSECT_TYPE	CheckBSphereTrans (const cVector3f &vCenter, float fRadius) const
void	UpdateMatrix ()
	Update all camera params. More...
Public Member Functions inherited from Gray3D::cCameraParamsBase
	cCameraParamsBase ()
const cVector3f &	get_Eye () const noexcept
const cVector3f &	get_Ang () const noexcept

Public Attributes
cRectI	m_ProjRect
	Cache projection dimension. More...
cVector3f	m_vAxisCam [AXIS_Trans]
	Derived params. must be recalculated when the camera moves. More...
Public Attributes inherited from Gray3D::cCameraParamsBase
cVector3f	m_vEye
	Location point POV eye of the camera. RADIANf_t. More...
cVector3f	m_vAng
	Euler Angle of the first person camera ray from the m_vEye. (RADIANf_t) Pitch, Bank, Heading. More...
METERSf_t	m_fFar
	Far plane distance from eye. More...
METERSf_t	m_fNear
	Near plane distance from eye. More...

Static Public Attributes
static const cVector3f	k_vLocalSide = cVector3f(1, 0, 0)
	AXIS_X for calculation of m_vAxisCam. More...
static const cVector3f	k_vLocalUp = cVector3f(0, 1, 0)
	AXIS_Y. More...
static const cVector3f	k_vLocalAhead = cVector3f(0, 0, 1)
	AXIS_Z. More...

Protected Member Functions
void	UpdateDerived ()

Protected Attributes
cMatrix4x4f	m_mProj
	Projection based on m_ProjRect. More...
cMatrix4x4f	m_mView
	Field of view. More...
cMatrix4x4f	m_mInvView
	Invert m_mView. More...
cMatrix4x4f	m_mView0
	m_mView with put_Translation(0,0,0) More...
cMatrix4x4f	m_mInvView0
	Invert m_mView0. More...
cMatrix4x4f	m_mViewProj
	Resultant m_mView * m_mProj. More...
cHexahedron	m_FrustumWindow
	Recalculate when window changes size. i.e m_mProj changes. More...

Detailed Description

cCameraParamsBase + derived params. Allow basic position and calculations to be copied to another camera. All camera have these params.

Constructor & Destructor Documentation

cCameraParams()

Gray3D::cCameraParams::cCameraParams

(

)

Member Function Documentation

CheckBSphere() [1/2]

GINTERSECT_TYPE Gray3D::cCameraParams::CheckBSphere ( const cSpheref &  sphere ) const

inline

Is Sphere in frustum?

CheckBSphere() [2/2]

GINTERSECT_TYPE Gray3D::cCameraParams::CheckBSphere ( const cVector3f &  vCenter, float  fRadius  ) const

inline

Is Sphere in frustum?

CheckBSphereTrans()

GINTERSECT_TYPE Gray3D::cCameraParams::CheckBSphereTrans ( const cVector3f &  vCenter, float  fRadius  ) const

inline

Takes sphere vCenter in m_mView WORLD coordinates

ClampProjectPos()

bool Gray3D::cCameraParams::ClampProjectPos

(

cVector2f &

posScreen

)

const

Clamp the x,y value to the screen rectangle. ClampPtInRect()

Returns

true = off screen.

DECLARE_HEAP_ALIGNED_ALLOC()

Gray3D::cCameraParams::DECLARE_HEAP_ALIGNED_ALLOC

(

cCameraParams

)

get_InvView0Matrix()

const cMatrix4x4f& Gray3D::cCameraParams::get_InvView0Matrix ( ) const

inline

get_InvViewMatrix()

const cMatrix4x4f& Gray3D::cCameraParams::get_InvViewMatrix ( ) const

inline

get_ProjMatrix()

const cMatrix4x4f& Gray3D::cCameraParams::get_ProjMatrix ( ) const

inline

get_View0Matrix()

const cMatrix4x4f& Gray3D::cCameraParams::get_View0Matrix ( ) const

inline

get_ViewMatrix()

const cMatrix4x4f& Gray3D::cCameraParams::get_ViewMatrix ( ) const

inline

get_ViewProjMatrix()

const cMatrix4x4f& Gray3D::cCameraParams::get_ViewProjMatrix ( ) const

inline

GetProjectPos()

bool Gray3D::cCameraParams::GetProjectPos	(	cVector2f &	posScreen,
		const cVector3f &	posTop
	)		const

Get the 3d position in the cameras projection 2d coordinates.

UpdateDerived()

void Gray3D::cCameraParams::UpdateDerived ( )

protected

update stuff derived from m_mInvView0, m_mView and m_mProj

UpdateMatrix()

void Gray3D::cCameraParams::UpdateMatrix

(

)

Update all camera params.

Given cCameraParamsBase m_vEye and m_vAng. Update my matrixes.

Note

m_mProj not set here.

Member Data Documentation

k_vLocalAhead

const cVector3f Gray3D::cCameraParams::k_vLocalAhead = cVector3f(0, 0, 1)

static

AXIS_Z.

k_vLocalSide

const cVector3f Gray3D::cCameraParams::k_vLocalSide = cVector3f(1, 0, 0)

static

AXIS_X for calculation of m_vAxisCam.

k_vLocalUp

const cVector3f Gray3D::cCameraParams::k_vLocalUp = cVector3f(0, 1, 0)

static

AXIS_Y.

m_FrustumWindow

cHexahedron Gray3D::cCameraParams::m_FrustumWindow

protected

Recalculate when window changes size. i.e m_mProj changes.

m_mInvView

cMatrix4x4f Gray3D::cCameraParams::m_mInvView

protected

Invert m_mView.

m_mInvView0

cMatrix4x4f Gray3D::cCameraParams::m_mInvView0

protected

Invert m_mView0.

m_mProj

cMatrix4x4f Gray3D::cCameraParams::m_mProj

protected

Projection based on m_ProjRect.

m_mView

cMatrix4x4f Gray3D::cCameraParams::m_mView

protected

Field of view.

m_mView0

cMatrix4x4f Gray3D::cCameraParams::m_mView0

protected

m_mView with put_Translation(0,0,0)

m_mViewProj

cMatrix4x4f Gray3D::cCameraParams::m_mViewProj

protected

Resultant m_mView * m_mProj.

m_ProjRect

cRectI Gray3D::cCameraParams::m_ProjRect

Cache projection dimension.

In pixels of the camera view output.

m_vAxisCam

cVector3f Gray3D::cCameraParams::m_vAxisCam[AXIS_Trans]

Derived params. must be recalculated when the camera moves.

X, Y, Z transformed axis (Camera local)

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

• c:/Dennis/Source/Gray/Gray3D/include/cCamera.h
• c:/Dennis/Source/Gray/Gray3D/src/cCamera.cpp