AmbientOcclusion Class Reference

Traditional Screen Space Ambient Occlusion (SSAO) technique. More...

#include <easy3d/renderer/ambient_occlusion.h>

Public Member Functions
	AmbientOcclusion (Camera *cam)
	Constructor.
virtual	~AmbientOcclusion ()
	Destructor.
void	set_radius (float r)
	Sets the sample radius (in pixels). Typical value is in range [0, 4].
float	radius () const
	Returns the sample radius.
void	set_bias (float b)
	Sets the bias. Default value is 0.005.
float	bias () const
	Returns the bias.
virtual unsigned int	generate (const std::vector< std::shared_ptr< Model > > &models)
	Generates the SSAO texture.
unsigned int	ssao_texture () const
	Returns the generated SSAO texture ID.

Detailed Description

Traditional Screen Space Ambient Occlusion (SSAO) technique.

Optimization tip: rendering with multi-effects (e.g., shadowing, SSAO) can benefit from using a shared geometry pass.

Examples

Tutorial_501_AmbientOcclusion/main.cpp.

Constructor & Destructor Documentation

AmbientOcclusion()

AmbientOcclusion ( Camera * cam )

explicit

Constructor.

Parameters

cam	The camera used in the view

Member Function Documentation

bias()

float bias ( ) const

inline

Returns the bias.

Returns

The bias value

generate()

unsigned int generate ( const std::vector< std::shared_ptr< Model > > & models )

virtual

Generates the SSAO texture.

Parameters

models

The models to be rendered

Returns

The SSAO texture ID

radius()

float radius ( ) const

inline

Returns the sample radius.

Returns

The sample radius

set_bias()

void set_bias ( float b )

inline

Sets the bias. Default value is 0.005.

Parameters

b	The bias value

set_radius()

void set_radius ( float r )

inline

Sets the sample radius (in pixels). Typical value is in range [0, 4].

Parameters

r	The sample radius

ssao_texture()

unsigned int ssao_texture

(

)

const

Returns the generated SSAO texture ID.

Returns

The SSAO texture ID

---

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

• G:/3_code/Easy3D/easy3d/renderer/ambient_occlusion.h
• G:/3_code/Easy3D/easy3d/renderer/ambient_occlusion.cpp