Canvas:getPixel
Available since LÖVE 0.9.0 |
This function is not supported in earlier versions. |
Gets the pixel at the specified position from a Canvas.
Valid x and y values start at 0 and go up to canvas width and height minus 1.
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This function can be very slow: it can cause the CPU to wait for the GPU to finish all the work currently in its queue, which can be a whole frame's worth (or more.) |
Function
Synopsis
r, g, b, a = Canvas:getPixel( x, y )
Arguments
Returns
-
number r
- The red component (0-255).
-
number g
- The green component (0-255).
-
number b
- The blue component (0-255).
-
number a
- The alpha component (0-255).
See Also
Category: