Search:

Type: Posts; User: Budric

Search: Search took 0.01 seconds.

  1. read_imagef and floating point coordinates, what's the range?

    Hi,

    Can I read/interpolate pixel values using floating point coordinates? Are the coordiantes [0..1] or [0..imagesize-1] if the sampler is not normalized? The following is not working for me
    ...
  2. Replies
    0
    Views
    1,123

    Implication of Apple patent on OpenCL

    Sorry to post in technical forum, but there's nothing else that seemed appropriate and this is technical to me when choosing between CUDA and OpenCL.

    Apparently apple has a patent with 27 claims...
  3. Replies
    5
    Views
    2,843

    Re: Affine transform, floatnxm

    Well what I mean is my multiplication function is something like this


    float4 multiply(float4 point, __global float * matrix)
    {
    float4 result;
    result.x = matrix[0] * point.x +...
  4. Replies
    5
    Views
    2,843

    Re: Affine transform, floatnxm

    I see, and my other question? If my global work size = numPoints and I pass the matrix as __global float * then each thread will be creating a copy of the matrix and reading from global memory. ...
  5. Replies
    5
    Views
    2,843

    Affine transform, floatnxm

    Hi,
    I want to apply a transform to a bunch of points. I see OpenCL has floatnxm but I can't find a mention of any function that takes this data type as argument. Furthermore I'm using ATI Stream...
  6. Replies
    1
    Views
    2,431

    Polygon graphics library in OpenCL?

    Hi,
    Is there a library in OpenCL that can render polygons into a frame buffer? I currently have an application in OpenGL where I'm doing some of the processing in a shader, the end result is an...
Results 1 to 6 of 7