FreeCamera类 参考

#include <free_camera.h>

类 FreeCamera 继承关系图:

FreeCamera 的协作图:

Public 成员函数
	FreeCamera (void)
	~FreeCamera ()
virtual void	UpdateWorld (void)
const QVector3D &	tanslation (void)
void	set_translation (const QVector3D &t)
void	Walk (const float dt)
void	Starfe (const float dt)
void	Lift (const float dt)
Public 成员函数 继承自 AbstractCamera
	AbstractCamera (void)
virtual	~AbstractCamera ()
CameraMode	camera_mode (void) const
void	set_camera_mode (CameraMode cm)
const QMatrix4x4 &	projection_matrix (void) const
const QMatrix4x4 &	model_view_matrix (void) const
float	near_plane_height (void) const
float	near_plane_width (void) const
void	set_near_plane_height (const float npHeight)
void	set_near_plane_width (const float npWidth)
float	fov (void) const
void	set_fov (const float fovInDegrees)
float	near_plane (void) const
void	set_near_plane (float n)
float	far_plane (void) const
void	set_far_plane (float f)
void	SetUpProjection (float fovInDegrees, float nearPlaneWidth, float nearPlaneHeight, float near=0.1f, float far=1000.f)
float	x (void) const
float	y (void) const
float	z (void) const
void	set_x (float x)
void	set_y (float y)
void	set_z (float z)
const QVector3D &	position (void) const
void	set_position (const QVector3D &pos)
void	set_position (float x, float y, float z)
float	yaw (void) const
void	set_yaw (float yInDegrees)
float	pitch (void) const
void	set_pitch (float pInDegrees)
float	roll (void) const
void	set_roll (float rInDegrees)
const QVector3D &	attitude (void) const
void	SetAttitude (float yawInDegrees, float pitchInDegrees, float rollInDegrees)
const QVector3D &	look (void) const
void	UpdateProjection (void)
void	Update (void)

额外继承的成员函数
Public 类型 继承自 AbstractCamera
enum class	CameraMode { PerspectiveMode , OrthoMode }
静态 Public 成员函数 继承自 AbstractCamera
static float	Radians (float degrees)
static float	Degrees (float radians)
static QMatrix4x4	YawPitchRoll (float yawInDegrees, float picthInDegrees, float rollInDegrees)
静态 Public 属性 继承自 AbstractCamera
static const QVector3D	UP {0.0f, 1.0f, 0.0f}
Protected 属性 继承自 AbstractCamera
CameraMode	camera_mode_
float	fov_
float	near_plane_width_
float	near_plane_height_
float	near_plane_
float	far_plane_
QVector3D	position_
QVector3D	attitude_
QVector3D	look_
QVector3D	up_
QVector3D	right_
QMatrix4x4	projection_mat_
QMatrix4x4	model_view_mat_

详细描述

在文件 free_camera.h 第 21 行定义.

构造及析构函数说明

FreeCamera()

FreeCamera::FreeCamera

(

void

)

在文件 free_camera.cc 第 19 行定义.

    : AbstractCamera(), translation_(0.0, 0.0f, 0.0f) {}

~FreeCamera()

FreeCamera::~FreeCamera ( )

inline

在文件 free_camera.h 第 24 行定义.

{}

成员函数说明

Lift()

void FreeCamera::Lift ( const float  dt )

inline

在文件 free_camera.h 第 35 行定义.

{ translation_ += (up_ * dt); }

set_translation()

void FreeCamera::set_translation ( const QVector3D &  t )

inline

在文件 free_camera.h 第 31 行定义.

{ translation_ = t; }

Starfe()

void FreeCamera::Starfe ( const float  dt )

inline

在文件 free_camera.h 第 34 行定义.

{ translation_ += (right_ * dt); }

tanslation()

const QVector3D & FreeCamera::tanslation ( void  )

inline

在文件 free_camera.h 第 30 行定义.

{ return translation_; }

UpdateWorld()

void FreeCamera::UpdateWorld ( void  )

virtual

实现了 AbstractCamera.

在文件 free_camera.cc 第 22 行定义.

                                 {
  QMatrix4x4 R = YawPitchRoll(attitude_[0], attitude_[1], attitude_[2]);
 
  position_ += translation_;
  translation_.setX(0.0f);
  translation_.setY(0.0f);
  translation_.setZ(0.0f);
 
  look_ = QVector3D(R * QVector4D(0.0f, 0.0f, 1.0f, 0.0f));
  up_ = QVector3D(R * QVector4D(0.0f, 1.0f, 0.0f, 0.0f));
  right_ = QVector3D::crossProduct(look_, up_);
 
  QVector3D tgt = position_ + look_;
  model_view_mat_.setToIdentity();
  model_view_mat_.lookAt(position_, tgt, up_);
}

Walk()

void FreeCamera::Walk ( const float  dt )

inline

在文件 free_camera.h 第 33 行定义.

{ translation_ += (look_ * dt); }

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该类的文档由以下文件生成:

• modules/tools/visualizer/free_camera.h
• modules/tools/visualizer/free_camera.cc