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Re: 2000 Sprites @ 60 Hz tops ? / Core Kernel slowed down by Inputs ?



I'm not exactly sure what your composition is supposed to do, but in my tests in my own compositions those two kernels produce the same results. I've attached one that takes a video input, and renders it with each of your included kernels side-by-side. I can't figure out how to demonstrate the bug with your composition, but if you can, it sounds like a bug that should be filed.

Attachment: TestLocalVariable.qtz
Description: application/quartzcomposer

    --Sam

On May 29, 2005, at 7:16 PM, Nat! wrote:

On the topic of Core Image Kernels: What could possibly be the difference between

kernel vec4    effect( sampler image)
{
   vec2   xy;

   xy = samplerCoord( image);
   return sample( image, xy);
}

and

kernel vec4    effect( sampler image)
{
   return sample( image, samplerCoord( image));
}

??

But they draw differently. Local variables considered harmful... :)

Ciao
    Nat!


<CuriousBug.qtz> ------------------------------------------------------ This is your life and it's ending one minute at a time. -- Palahniuk


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References: 
 >2000 Sprites @ 60 Hz tops ? / Core Kernel slowed down by Inputs ? (From: Nat! <email@hidden>)
 >Re: 2000 Sprites @ 60 Hz tops ? / Core Kernel slowed down by Inputs ? (From: Pierre-Olivier Latour <email@hidden>)
 >Re: 2000 Sprites @ 60 Hz tops ? / Core Kernel slowed down by Inputs ? (From: Nat! <email@hidden>)
 >Re: 2000 Sprites @ 60 Hz tops ? / Core Kernel slowed down by Inputs ? (From: Pierre-Olivier Latour <email@hidden>)
 >Re: 2000 Sprites @ 60 Hz tops ? / Core Kernel slowed down by Inputs ? (From: Nat! <email@hidden>)
 >Re: 2000 Sprites @ 60 Hz tops ? / Core Kernel slowed down by Inputs ? (From: Pierre-Olivier Latour <email@hidden>)
 >Re: 2000 Sprites @ 60 Hz tops ? / Core Kernel slowed down by Inputs ? (From: Nat! <email@hidden>)
 >Re: 2000 Sprites @ 60 Hz tops ? / Core Kernel slowed down by Inputs ? (From: Nat! <email@hidden>)
 >Re: 2000 Sprites @ 60 Hz tops ? / Core Kernel slowed down by Inputs ? (From: Sam Kass <email@hidden>)
 >Re: 2000 Sprites @ 60 Hz tops ? / Core Kernel slowed down by Inputs ? (From: Nat! <email@hidden>)
 >Re: 2000 Sprites @ 60 Hz tops ? / Core Kernel slowed down by Inputs ? (From: Sam Kass <email@hidden>)
 >Re: 2000 Sprites @ 60 Hz tops ? / Core Kernel slowed down by Inputs ? (From: Nat! <email@hidden>)



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