A class for the rendering graphic elements with a GL raster engine. More...

Inheritance diagram for GlCanvas:

Collaboration diagram for GlCanvas:

Public Member Functions
Result	target (uint32_t *buffer, uint32_t stride, uint32_t w, uint32_t h) noexcept
	Sets the target buffer for the rasterization. More...

Public Member Functions inherited from Canvas
TVG_DEPRECATED Result	reserve (uint32_t n) noexcept
	Sets the size of the container, where all the paints pushed into the Canvas are stored. More...

std::list< Paint * > &	paints () noexcept
	Returns the list of the paints that currently held by the Canvas. More...

virtual Result	push (std::unique_ptr< Paint > paint) noexcept
	Passes drawing elements to the Canvas using Paint objects. More...

virtual Result	clear (bool free=true) noexcept
	Sets the total number of the paints pushed into the canvas to be zero. Depending on the value of the `free` argument, the paints are freed or not. More...

virtual Result	update (Paint *paint=nullptr) noexcept
	Request the canvas to update the paint objects. More...

virtual Result	draw () noexcept
	Requests the canvas to draw the Paint objects. More...

virtual Result	sync () noexcept
	Guarantees that drawing task is finished. More...

Static Public Member Functions
static std::unique_ptr< GlCanvas >	gen () noexcept
	Creates a new GlCanvas object. More...

Detailed Description

A class for the rendering graphic elements with a GL raster engine.

@BETA_API

Member Function Documentation

static std::unique_ptr<GlCanvas> gen ( )

staticnoexcept

Creates a new GlCanvas object.

@BETA_API

noexcept

Sets the target buffer for the rasterization.

Warning: Please do not use it, this API is not official one. It could be modified in the next version.

@BETA_API