All right, so after days I finally figured it out.
After creating my bitmap, I need to set every pixel in Java:
for (int x = 0; x < 254; x++) {
for (int y =0; y < 254; y++) {
bmp.setPixel(x, y, Color.argb(255, 0, 0, 0));
}
}
The question is: WHY only for ICS?
On Wednesday, December 5, 2012 4:07:38 PM UTC-8, GJTorikian wrote:
>
> Hi there—
>
> I'm making updates to a live wallpaper I've developed. The wallpaper is
> currently running correctly on a 2.2 device, but NOT on my 4.2 device.
>
> On the ICS device, it seems that only the last column is being correctly
> drawn. For example, in a coordinate system, if my phone is 420 x 720 (not
> sure of the exact dimensions), then only pixels (420, 0) through (420, 720)
> are being drawn. The rest is black / transparent.
>
> Here's the code I'm using:
> https://github.com/gjtorikian/Earthbound-Battle-Backgrounds/blob/master/src/com/miadzin/livewallpaper/earthbound/EarthboundLiveWallpaper.java#L243
>
> First, I draw a 256 x 256 bitmap. Then, I use a matrix to scale it.
>
> Again, this works fine on a non-ICS device. Another tricky aspect is that
> I'm using the JNI to do some of the bitmap math, but I still think the
> problem is in this canvas code somewhere.
>
> Thanks for any help!
>
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