Re: multithreading and OpenCL?
OpenCL is with exeption of clSetKernelArg() fully thread safe. You can try multi device example from SDK.
View ArticleOpenCL for mobile graphic cards
I'm trying to get familiar with OpenCL. Unfortunately, i only have a mobile product. In the beginning of the year, i just downloaded the latest CCC and i was able to create my own small "Hello World"...
View ArticleRe: OpenCL for mobile graphic cards
Hi! Use this AMD Catalyst Un-install Utility to uninstall the driver properly! (normal uninstall, reset, uninstall utility, reset, there you go)
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APU: No uncached hostmemery when context is shared
Hi,I have an Trinity APU (A10-5800K) and would like to use both CPU and GPU in one context. When I use the GPU in a single context, I can specify buffers with CL_MEM_READ_ONLY | CL_MEM_ALLOC_HOST_PTR...
View ArticleRe: show used GPU memory
As far as I know with clGetDeviceinfo I can only get the size of the usable global memory not the amount of free memory at runtime.
View ArticleRe: Different results between clAmdFft and fftw.
This post is side talk,not need response.sin(-2.0*pi/256) = -0.02454122852291228803173$ grep 2454122 clfft.kernel.Stockham1.cl(double2)(0.0245412285229122638374743559097624,...
View ArticleRe: OpenCL for mobile graphic cards
I still have the problem, that i can't install the AMD APP SDK 2.8 Samples. Following report gets created: AMD APP SDK SamplesEndgültiger Status:Nicht erfolgr.Version des Elements:2.8.1214.3Größe:155...
View ArticleRe: multithreading and OpenCL?
Since the threads use a separate context -- I dont think clSetKernelArg() is a problem for you.Multi-threading was introduced in OpenCL 1.1. Please read the appendix section for more information on...
View ArticleRe: Can't compile clFFT under cygwin
No, the cmake files don't really work that way. You should always run the cmake tool on the root directory, because that is where certain variables are defined like the project() statement and the...
View ArticleRe: Can't compile clFFT under cygwin
Ok, tried that, I'm getting a strange error... CMake Error at CMakeLists.txt:201 (message): Compiler name not detected -- Configuring incomplete, errors occurred!
View ArticleRe: Can't compile clFFT under cygwin
Hi kracker~ Looks like you are making progress. If you look at line 201 of the root cmakefiles.txt, you will see the error message is printed out if we do not detect the compiler. You are in a...
View ArticleRe: Can't compile clFFT under cygwin
Sorry, I don't exactly get what you mean... never been a heavy compiler myself, sadly. This is what I get with ccmake, though, looks like gcc is recognized.
View ArticleUSE_HOST_PTR with dynamic array?
I have a piece of code that I'm trying to optimize for an APU that looks something like this: float* temp = new float[x]; // some size x determined at runtime// create/copy values into temp// sizeof *...
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W600
hi, we are trying to create video wall of 3x3 configuration using one W600 card . what we have done is we have connected 6 outputs of w600 to 6 monitors and we get 3x2 config; Can we extent the...
View ArticleRe: Blender Cycles(Opencl on AMD GPUS)
Apparentlyif it works andgoespretty wellto startthisgreatbuthopefully infuturebe possible to repairthe problem oftexturesasjpgimage-png. I'm testing...
View ArticleRe: Does VCE support resolutions higher than 1920x1080?
Found the answer in UVD3 whitepaper. Good news is it works and it's screaming fast! Bad news is no real time encoding for resolutions higher than 1080p. Video Codec Engine (VCE) As the PC has become...
View ArticleRe: Does VCE support resolutions higher than 1920x1080?
Adding link to the whitepaper for the sake of other developers: http://www.amd.com/us/Documents/UVD3_whitepaper.pdf
View ArticleRe: PCIe x16 Gen 3.0 chipsets?
Did you solve the performance issues with your PCIe3.0 board? Btw did you try bios versions 1802 or 1903?
View ArticleRe: Xinerama stops OpenCL seeing my two GPUs
The issues was reproduced at our end, and it is being taken care by AMD Engineers. I will post the updates in case I get to know.
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