OpenGL Driver Bug: Vertex Array Objects
This bug was found using a Radeon HD 5850 with the following OpenGL version string from the application 4.3.12614 Core Profile Forward-Compatible Context 13.250.18.0. The issue is that the application...
View ArticleAMD: imageStore stops working after using glTexImage2D to resize GL_R32UI...
I'm encountering a problem using glTexImage2D with data = nullptr to resize an integer texture. The first call to glTexImage2D allocates the texture just fine. When I call it again with a different...
View ArticleOpenGL Driver Bug: wglShareLists and Synchronization
This issue seems to affect all AMD GPUs and all driver versions. It involves using WGL Context Sharing. This issue is with the OpenGL driver and is reproducible as follows:1. Create two WGL Contexts on...
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OpenGL Driver Bug: glGenerateTextureMipmapEXT fails to create mip maps
This bug was discovered using the latest version of Catalyst drivers for Windows. OpenGL version string: 4.3.12614 Core Profile Forward-Compatible/Debug Context 13.250.18.0. Here is a link to some code...
View ArticleglMapBuffer performance
Hey all, So I'm desperately trying to get instancing running at an acceptable performance level. So far, the best I have is to generate a number of textures (4096x4, and 4096x1 for index data so I can...
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Re: Problems getting WGL_NV_DX_interop to work on AMD
After a lot of testing I was able to get hardware accelerated WGL_NV_DX_interop wrking on AMD cards. I have only tested on 7950 and 7990 cards as of this time. Below is the code I wrote for creating,...
View ArticleTo enquire about HDCP SRM error.
Hi there, I'm writing to enquire about HDCP SRM error. Our company is developing Windows Protected Media Path(PMP) player and plug-ins. Our application purpose is apply a Output Protection using ATI...
View Articleinfinite loop when compiling glsl compute shader
Hi, when I try to compile a custom glsl compute shader using the 4.3 features, the driver goes nuts, and starts an infinite loop. I waited for half an hour for it, but it didn't stop.The same shader...
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Re: infinite loop when compiling glsl compute shader
win7 64 bit, catalyst 13.11 beta v6 i think opengl version from driver: 6.14.10.12614amd a8-4500m
View ArticleRe: OpenGL Driver Bug: glGenerateTextureMipmapEXT fails to create mip maps
Excuse me, why has the status of this been changed to "Assumed Answered?" I can assure you that it has not been answered.
View ArticleRe: OpenGL Driver Bug: glGenerateTextureMipmapEXT fails to create mip maps
Hi, I'm not sure how the status of this got changed. We're looking into this but don't have a definite answer at this point. I'll update the thread when we have something more concrete. Thanks, Graham
View ArticleRe: OpenGL Driver Bug: glGenerateTextureMipmapEXT fails to create mip maps
1UP.Stop messing up guys.
View ArticleRe: infinite loop when compiling glsl compute shader
Hi.I have the "same" problem.CS compiling fine on NVidia.On ATI (7970, win8 x64, catalyst 13.9), CompileShader ok, LinkProgram ok then call glGetProgramiv( id, GL_LINK_STATUS, &iLinked ) =>...
View ArticleRe: Re: infinite loop when compiling glsl compute shader
One sample(original SL code is HLSL, converted with a dirty tool to GLSL syntax, with a lot of "define" at the beginning of the file)(I'm not sure the converted code is OK, currently I'm trying to...
View ArticleInterop problems with OpenGL/OpenCL
Hi, recently I've started to run into issues with OpenCL/OpenGL interop on AMD, which haven't been present before (they either appeared in the 13.9 driver, or with Windows 8.1, or a combination of...
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Re: direct3d11.1 id3d11device1 can't use 11.1 features (win7, Catalyst 13.9)
I also didn't manage to get them working, even on D3D 11.1 hardware. However, it was the same for NVIDIA. For using the D3D 11.1 API only features, I had to run Windows 8, on Windows 7, I would get the...
View ArticleNumerous driver issues (bugs)
I've ran into a lot of issues and frankly I see no point in creating a separate discussion for all of them. They are all somewhat related anyway. I am using the latest 13.11 Beta (12/3/2013) driver for...
View ArticleRe: Numerous driver issues (bugs)
1. If the texture is created compress, why would you try to fill it with compressed data ? afaik glTexSubImage* does not do format conversion. The SubImage functions are use to update portion of the...
View ArticleRe: Re: Numerous driver issues (bugs)
cgrant78@netzero.com wrote: 1. If the texture is created compress, why would you try to fill it with compressed data ? afaik glTexSubImage* does not do format conversion. The SubImage functions are use...
View ArticleRe: Re: Numerous driver issues (bugs)
wrt. to 1. I did not say glTexSubImage doesn't work with compressed textures. My statement was that it does not do format conversion, i.e you cannot use glTexSubImage to upload uncompressed data to a...
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