Canvas:renderTo

Available since LÖVE 0.8.0
It has been renamed from Framebuffer:renderTo.

Render to the Canvas using a function.

This is a shortcut to love.graphics.setCanvas:

canvas:renderTo( func )

is the same as

love.graphics.setCanvas( canvas )
func()
love.graphics.setCanvas()

Function

Synopsis

Canvas:renderTo( func )

Arguments

function func: A function performing drawing operations.

Returns

Nothing.

Examples

Using an anonymous function for drawing to a Canvas

This example randomly draws a bunch of red lines from the top left corner of the screen to the bottom.

local canvas = love.graphics.newCanvas()
function love.update()
    canvas:renderTo(function()
        love.graphics.setColor(love.math.random(), 0, 0);
        love.graphics.line(0, 0, love.math.random(0, love.graphics.getWidth()), love.math.random(0, love.graphics.getHeight()));
    end);
end
 
function love.draw()
    love.graphics.setColor(1, 1, 1);
    love.graphics.draw(canvas);
end