I may be having this same error. I've got a bug report with that same
error message at one point (and on a 64-bit machine), even though it
works fine on my (32-bit) machine. Could you try printing out
"array[:].shape"? In my case, I do a sensible slice and somehow end
up with a 0x600 array.
-FM
On Wed, Oct 22, 2008 at 7:23 PM, Marius Gedminas <[EMAIL PROTECTED]> wrote:
> A user reported that PySpaceWar fails on 64-bit Linux machines if I try
> to scale the alpha channel. Here's the code (simplified):
>
> import pygame
> import Numeric
> image = pygame.image.load('title.png') # has an alpha channel
> mask = pygame.surfarray.array_alpha(image).astype(Numeric.Int)
> array = pygame.surfarray.pixels_alpha(self.image)
> alpha = 42.5 # a float between 1 and 255
> array[:] = (mask * alpha / 255).astype(Numeric.UnsignedInt8)
>
> The error happens on the last line, and it says
>
> ValueError: matrices are not aligned for copy
>
> Any ideas? The code works fine on 32-bit systems.
>
> Marius Gedminas
> --
> If C gives you enough rope to hang yourself, C++ gives you enough rope to bind
> and gag your neighborhood, rig the sails on a small ship, and still have
> enough
> rope left over to hang yourself from the yardarm.
>
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