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Type: Posts; User: Gauge

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    Question about Kernel Arguement Speed

    Would it be faster to declare variables in my kernel and assign them to arguments passed if I'm going to be using them a lot?

    Or is just using the arguments fast.

    For example

    if I pass a...
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    Re: Hello and pls help :D

    Last post on this issue I promise.

    I have FINALLY put this baby to rest.

    I am encountering the watchdog timer. The watchdog timer will kill the kernels if it runs to long. Basically I need to...
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    Re: Hello and pls help :D

    UPDATE:

    Ok so it still breaks sometimes just not as often lol. Back to square 1 I suppose. I can easily break it by jacking up the amount of iterations my while loop does inside the kernel.

    I...
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    Re: Hello and pls help :D

    Ok I think I have solved the issue and it was 2 things both involving memory.

    First in my GLUT mouse function I was making a non blocking write call to memory and immediately calling...
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    Re: Hello and pls help :D

    I think I may have narrowed down the problem, does anyone know of any issues with GLUT library and openCL working together. It seems to only crash when I swap buffers in GLUT. Which would imply my...
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    Re: openCL on clusters

    Things that might cause an FPE

    Division by zero, anytime you do division, EVER, even if you know for a fact the denominator will not be zero, put an if statement in to check.

    Overflow can also...
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    Re: Hello and pls help :D

    Thank you for your help! :D

    I'm just using a 1 dimensional 800*800 array.

    so I just put 1 dimension where you put 2 and put 640000 for my global work size.

    my array actually has 3...
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    Re: Hello and pls help :D

    So I think I've learned you can put whatever you want for the global work size, the local work size just has to be able to evenly divide into it without being larger than the kernel max work items.
    ...
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    Re: opencl can be used in visual studio 2010?

    I'm personally using openCL on visual studio 2010 right now.
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    Hello and pls help :D

    Hello all, I'm a computer science student at Edinboro University of PA working on a senior project and I'm running out of time to debug this.

    I am struggling to understand the work group sizes,...
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