attribute array manager used to upload arrays to gpu More...

#include <attribute_array_manager.h>

Public Member Functions
template<typename T >
bool	set_indices (const context &ctx, const T &array)

template<typename T >
bool	set_indices (const context &ctx, const T *array, size_t count)

bool	has_index_buffer () const
	whether aam contains an index buffer

void	remove_indices (const context &ctx)

template<typename T >
bool	set_attribute_array (const context &ctx, int loc, const T &array)

template<typename T >
bool	set_attribute_array (const context &ctx, int loc, const T *array_ptr, size_t nr_elements, unsigned stride)

bool	set_attribute_array (const context &ctx, int loc, type_descriptor element_type, const vertex_buffer &vbo, size_t offset_in_bytes, size_t nr_elements, unsigned stride_in_bytes)

template<typename C , typename T >
bool	set_composed_attribute_array (const context &ctx, int loc, const C *array_ptr, size_t nr_elements, const T &elem)

template<typename C , typename T >
bool	ref_composed_attribute_array (const context &ctx, int loc, int loc_ref, const C *array_ptr, size_t nr_elements, const T &elem)

void	remove_attribute_array (const context &ctx, int loc)

	attribute_array_manager (VertexBufferUsage _default_usage=VBU_STREAM_DRAW)
	default initialization

	~attribute_array_manager ()
	destructor calls destruct

bool	has_attribute (const context &ctx, int loc) const
	check whether the given attribute is available

const vertex_buffer *	get_buffer_ptr (int loc) const
	returns the pointer to the vertex buffer as managed by this attribute array manager if specified and nullptr otherwise

bool	is_created () const

bool	init (context &ctx)

bool	enable (context &ctx)

bool	disable (context &ctx)

void	destruct (const context &ctx)

Protected Attributes
VertexBufferUsage	default_usage
	store default buffer usage

attribute_array_binding	aab
	attribue array binding used to store array pointers

std::map< int, vertex_buffer * >	vbos
	store vertex buffers generated per attribute location

Friends
class	renderer
	give renderer access to protected members

Detailed Description

attribute array manager used to upload arrays to gpu

Definition at line 14 of file attribute_array_manager.h.

Constructor & Destructor Documentation

◆ attribute_array_manager()

cgv::render::attribute_array_manager::attribute_array_manager ( VertexBufferUsage _default_usage = VBU_STREAM_DRAW )

default initialization

Definition at line 6 of file attribute_array_manager.cxx.

References default_usage.

◆ ~attribute_array_manager()

cgv::render::attribute_array_manager::~attribute_array_manager ( )

destructor calls destruct

Definition at line 12 of file attribute_array_manager.cxx.

References aab, cgv::render::render_component::ctx_ptr, cgv::render::render_component::is_created(), and cgv::render::context::make_current().

Member Function Documentation

◆ destruct()

void cgv::render::attribute_array_manager::destruct ( const context & ctx )

Definition at line 57 of file attribute_array_manager.cxx.

◆ disable()

bool cgv::render::attribute_array_manager::disable ( context & ctx )

Definition at line 53 of file attribute_array_manager.cxx.

◆ enable()

bool cgv::render::attribute_array_manager::enable ( context & ctx )

Definition at line 50 of file attribute_array_manager.cxx.

◆ get_buffer_ptr()

const vertex_buffer * cgv::render::attribute_array_manager::get_buffer_ptr ( int loc ) const

inline

returns the pointer to the vertex buffer as managed by this attribute array manager if specified and nullptr otherwise

Definition at line 155 of file attribute_array_manager.h.

Referenced by cgv::render::renderer::get_index_buffer_ptr(), and cgv::render::renderer::get_vertex_buffer_ptr().

◆ has_attribute()

bool cgv::render::attribute_array_manager::has_attribute	(	const context &	ctx,
		int	loc
	)		const

check whether the given attribute is available

Definition at line 9 of file attribute_array_manager.cxx.

References aab, and cgv::render::attribute_array_binding::is_array_enabled().

Referenced by cgv::render::renderer::has_attribute().

◆ has_index_buffer()

bool cgv::render::attribute_array_manager::has_index_buffer ( ) const

whether aam contains an index buffer

Definition at line 20 of file attribute_array_manager.cxx.

References vbos.

Referenced by cgv::render::renderer::has_indices().

◆ init()

bool cgv::render::attribute_array_manager::init ( context & ctx )

Definition at line 47 of file attribute_array_manager.cxx.

◆ is_created()

bool cgv::render::attribute_array_manager::is_created ( ) const

Definition at line 44 of file attribute_array_manager.cxx.

◆ ref_composed_attribute_array()

template<typename C , typename T >

bool cgv::render::attribute_array_manager::ref_composed_attribute_array	(	const context &	ctx,
		int	loc,
		int	loc_ref,
		const C *	array_ptr,
		size_t	nr_elements,
		const T &	elem
	)

inline

Definition at line 136 of file attribute_array_manager.h.

◆ remove_attribute_array()

void cgv::render::attribute_array_manager::remove_attribute_array	(	const context &	ctx,
		int	loc
	)

Definition at line 35 of file attribute_array_manager.cxx.

◆ remove_indices()

void cgv::render::attribute_array_manager::remove_indices ( const context & ctx )

Definition at line 27 of file attribute_array_manager.cxx.

◆ set_attribute_array() [1/3]

template<typename T >

bool cgv::render::attribute_array_manager::set_attribute_array	(	const context &	ctx,
		int	loc,
		const T &	array
	)

inline

Definition at line 71 of file attribute_array_manager.h.

◆ set_attribute_array() [2/3]

template<typename T >

bool cgv::render::attribute_array_manager::set_attribute_array	(	const context &	ctx,
		int	loc,
		const T *	array_ptr,
		size_t	nr_elements,
		unsigned	stride
	)

inline

Definition at line 91 of file attribute_array_manager.h.

◆ set_attribute_array() [3/3]

bool cgv::render::attribute_array_manager::set_attribute_array	(	const context &	ctx,
		int	loc,
		type_descriptor	element_type,
		const vertex_buffer &	vbo,
		size_t	offset_in_bytes,
		size_t	nr_elements,
		unsigned	stride_in_bytes
	)

Definition at line 16 of file attribute_array_manager.cxx.

◆ set_composed_attribute_array()

template<typename C , typename T >

bool cgv::render::attribute_array_manager::set_composed_attribute_array	(	const context &	ctx,
		int	loc,
		const C *	array_ptr,
		size_t	nr_elements,
		const T &	elem
	)

inline

Definition at line 113 of file attribute_array_manager.h.

◆ set_indices() [1/2]

template<typename T >

bool cgv::render::attribute_array_manager::set_indices	(	const context &	ctx,
		const T &	array
	)

inline

Definition at line 27 of file attribute_array_manager.h.

◆ set_indices() [2/2]

template<typename T >

bool cgv::render::attribute_array_manager::set_indices	(	const context &	ctx,
		const T *	array,
		size_t	count
	)

inline

Definition at line 47 of file attribute_array_manager.h.

Friends And Related Symbol Documentation

◆ renderer

friend class renderer

friend

give renderer access to protected members

Definition at line 23 of file attribute_array_manager.h.

Member Data Documentation

◆ aab

attribute_array_binding cgv::render::attribute_array_manager::aab

protected

attribue array binding used to store array pointers

Definition at line 19 of file attribute_array_manager.h.

Referenced by has_attribute(), and ~attribute_array_manager().

◆ default_usage

VertexBufferUsage cgv::render::attribute_array_manager::default_usage

protected

store default buffer usage

Definition at line 17 of file attribute_array_manager.h.

Referenced by attribute_array_manager().

◆ vbos

std::map<int, vertex_buffer*> cgv::render::attribute_array_manager::vbos

protected

store vertex buffers generated per attribute location

Definition at line 21 of file attribute_array_manager.h.

Referenced by has_index_buffer().

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

libs/cgv_gl/attribute_array_manager.h
libs/cgv_gl/attribute_array_manager.cxx

Public Member Functions

Protected Attributes

Friends

Detailed Description

Constructor & Destructor Documentation

◆ attribute_array_manager()

◆ ~attribute_array_manager()

Member Function Documentation

◆ destruct()

◆ disable()

◆ enable()

◆ get_buffer_ptr()

◆ has_attribute()

◆ has_index_buffer()

◆ init()

◆ is_created()

◆ ref_composed_attribute_array()

◆ remove_attribute_array()

◆ remove_indices()

◆ set_attribute_array() [1/3]

◆ set_attribute_array() [2/3]

◆ set_attribute_array() [3/3]

◆ set_composed_attribute_array()

◆ set_indices() [1/2]

◆ set_indices() [2/2]

Friends And Related Symbol Documentation

◆ renderer

Member Data Documentation

◆ aab

◆ default_usage

◆ vbos