Difference between revisions of "Canvas:newImageData"
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=== Arguments === | === Arguments === | ||
− | {{param|number|x|The x-axis of the top-left corner of the area within the Canvas to capture.}} | + | {{param|number|x|The x-axis of the top-left corner (in pixels) of the area within the Canvas to capture.}} |
− | {{param|number|y|The y-axis of the top-left corner of the area within the Canvas to capture.}} | + | {{param|number|y|The y-axis of the top-left corner (in pixels) of the area within the Canvas to capture.}} |
− | {{param|number|width|The width of the area within the Canvas to capture.}} | + | {{param|number|width|The width in pixels of the area within the Canvas to capture.}} |
− | {{param|number|height|The height of the area within the Canvas to capture.}} | + | {{param|number|height|The height in pixels of the area within the Canvas to capture.}} |
=== Returns === | === Returns === | ||
{{param|ImageData|data|The new ImageData made from the Canvas' contents.}} | {{param|ImageData|data|The new ImageData made from the Canvas' contents.}} |
Revision as of 16:49, 21 January 2018
Available since LÖVE 0.10.0 |
It has been renamed from Canvas:getImageData. |
Generates ImageData from the contents of the Canvas.
This function can be slow if it is called repeatedly, such as from love.update or love.draw. If you need to use a specific resource often, create it once and store it somewhere it can be reused! |
Contents
Function
Synopsis
data = Canvas:newImageData( )
Arguments
None.
Returns
ImageData data
- The new ImageData made from the Canvas' contents.
Function
Synopsis
data = Canvas:newImageData( x, y, width, height )
Arguments
number x
- The x-axis of the top-left corner (in pixels) of the area within the Canvas to capture.
number y
- The y-axis of the top-left corner (in pixels) of the area within the Canvas to capture.
number width
- The width in pixels of the area within the Canvas to capture.
number height
- The height in pixels of the area within the Canvas to capture.
Returns
ImageData data
- The new ImageData made from the Canvas' contents.
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