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On 10/31/2012 12:47 PM, Ulrich Pegelow wrote:
> Am 30.10.2012 22:13, schrieb Jens Fendler: If you are anyhow going
> to do some further testing, please also give this one a try:
>
> __kernel void blendop_mask_RAW (__read_only image2d_t in_a,
> __read_only image2d_t in_b, __write_only image2d_t mask, const int
> width, const int height, const float gopacity, const int blendif,
> global const float *blendif_parameters) { const int x =
> get_global_id(0); const int y = get_global_id(1);
>
> if(x >= width || y >= height) return;
>
> float opacity = clamp(gopacity, 0.0f, 1.0f);
>
> write_imagef(mask, (int2)(x, y), opacity); }
>
> The clamp() is a no-op here as gopacity will always be within
> [0.0; 1.0]. However, the compiler doesn't know and might be fooled
> to not do its supoosedly bad optimization.
Unfortunately, this one also does not work. Same behaviour as before..
Jens
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