Difference between revisions of "(Image):refresh"
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{{param|number|width|The width of the area within the Image to reload.}} | {{param|number|width|The width of the area within the Image to reload.}} | ||
{{param|number|height|The height of the area within the Image to reload.}} | {{param|number|height|The height of the area within the Image to reload.}} | ||
+ | === Returns === | ||
+ | Nothing. | ||
== Examples == | == Examples == |
Revision as of 15:55, 24 November 2015
Available since LÖVE 0.9.0 |
This function is not supported in earlier versions. |
Reloads the Image's contents from the ImageData or CompressedData used to create the image.
Contents
Function
Synopsis
Image:refresh( )
Arguments
None.
Returns
Nothing.
Function
Available since LÖVE 0.10.0 |
This variant is not supported in earlier versions. |
Synopsis
Image:refresh( x, y, width, height )
Arguments
number x
- The x-axis of the top-left corner of the area within the Image to reload.
number y
- The y-axis of the top-left corner of the area within the Image to reload.
number width
- The width of the area within the Image to reload.
number height
- The height of the area within the Image to reload.
Returns
Nothing.
Examples
function love.load()
imagedata = love.image.newImageData("pig.png")
image = love.graphics.newImage(imagedata)
end
function love.draw()
love.graphics.draw(image)
end
function love.keypressed(key)
if key == "e" then
-- Modify the original ImageData and apply the changes to the Image.
imagedata:mapPixel(function(x, y, r, g, b, a) return r/2, g/2, b/2, a/2 end)
image:refresh()
end
end
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