• SPIR-V compiler fails to build valid shader

    The attached SPIR-V vertex module fails to build on AMD's proprietary drivers and in RGA's offline compiler. To reproduce grab that file (in its binary or text form) into RGA as a vertex shader and attempt to build it...
    rodrigoloc
    last modified by rodrigoloc
  • glCompressedTextureSubImage2DEXT cubemap bug

    I'm (indirectly via Qt's QOpenGLTexture) using EXT_direct_state_access to upload textures to the GPU. With the EXT version of DSA, I should be able to call glGenTextures to get a texture name, call glTextureStora...
    anyoldname3
    last modified by anyoldname3
  • vkCreateGraphicsPipelines returns VK_ERROR_OUT_OF_HOST_MEMORY

    Hi All ! I use glslang for compilation GLSL/HLSL to SPIR-V.  vkCreateGraphicsPipelines returns VK_ERROR_OUT_OF_HOST_MEMORY So, I know the problem in my shader code, because if I use SV_POSITION instead ...
    Andrey2007AMD
    last modified by Andrey2007AMD
  • OpenGL and Vulkan Interoperability issues

    Hello AMD Community, I have an issue with the interoperablility functionality. Small description: - Create vulkan image and bind it to the memory with external memory functionality. - Get Win32Handle of it. - Imp...
    angelcoder
    last modified by angelcoder
  • Awful OpenGL FBO performance when writing to nonzero attachment

    I'm making a game graphics engine with some screen-space processing (that's important), and figured out that our game runs incredibly slow on AMD gpus.   Investigation showed that the problem is in writing to no...
    s_k
    last modified by s_k
  • Segfault in OpenGL on optional drivers...

    I am developing a game and have found several reports of a feature breaking in the optional drivers (19.7.4, 19.9.2, perhaps others)  but working as expected in the stable drivers 19.5.2. It has to do with c...
    timbeaudet
    last modified by timbeaudet
  • Dreadful OpenGL performance

    I guess this can be considered a kind-of follow up of Abysmal OpenGL performance (RX480)   Basically.. I tried the my testcase on the following systems: Core 2 Duo E8400 + Radeon 7750: ~19 FPS Phenom II X4 965...
    mirh
    last modified by mirh
  • Crash on DX9 games

    Hello,   I'm working on an online game company that services a legacy DX9 game. The game is crashing on some recently released AMD GPUs. I hope some people working on AMD can give me some hints about these issue...
    seizongmyoung
    last modified by seizongmyoung
  • AMD Radeon aproach to screen capture

    Hello lovelies!   What I might be asking could be impossible so I'm asking two questions really, firstly whether it is even possible and secondly, if it is, how should I go about it. I am working on a bit of sa...
    yobson
    last modified by yobson
  • MSAA FBO blit artifacts

    Hi there.   In lastest drivers i have some problem. Main opengl context created without msaa enabled. Created fbo with msaa (2x, 4x ... etc) and all draws happen here. Finally calls glBlitFramebuffer to defaul...
    stailgot
    last modified by stailgot
  • Vulkan Issues - bad tearing and AMDVLK driver issue

    Hello. I am here to discuss 2 problems that I got with using the Vulkan API on both Windows and Linux OS. First issue: I have a problem using Vsync with games/softwares that use the Vulkan API. Software like Dolphin,P...
    zinx
    last modified by zinx
  • Call to glTexStorage3D causes excessive system memory usage

    Hi all,   using more than a single (mipmap) level in a call to glTexStorage3D() to allocate storage for a 2D texture array causes my application to use a huge amount of system memory. For example, after creating...
    invor
    last modified by invor
  • Cant use Vulkan using my AMD GPU on a dual intel/amd GPU system

    Hello, I cant use my AMD GPU Vulkan driver capabilities on my dual Intel/AMD GPU laptop (a Dell laptop). The Intel GPU Vulkan driver works as intended. I am using Windows 10 as my OS and I am using the latest AMD driv...
    zinx
    last modified by zinx
  • GL_INVALID_OPERATION on glDrawElements saying used buffer is still mapped

    tested on:  AMD A9 9420 (integrated Radeon R530) using Window 10 64 bit and driver Adrenalin Edition 18.8.1 (18.30.01.01 RC5), atiglpxx.dll version 8.14.01.6564 Also reproducible on: OpenGL: 3.3.14568 Core Profil...
    tom_vrx
    last modified by tom_vrx
  • TextureViews on rendertargets will render under the parent format instead of the textureView's format in AMD OpenGL Windows driver

    I'm not sure if the developers are aware of this bug but I've had it a long time and have had to resort to glCopyImageSubData to avoid it. The issue occurs when you have a Texture of Format A and a Texture View of tha...
    blinkhawk
    last modified by blinkhawk
  • [OpenGL] Scene not working with layout location qualifier

    Hi, I've created a simple scene to demonstrate this bug which is available here:  https://bitbucket.org/justkarli/tessellated-instancing/src/master/   This scene contains a triangle that is tessellated an...
    kpirolt
    last modified by kpirolt
  • glActiveTexture()/glBindTexture doesn't work properly with Compute Shaders

    I have an OpenGL program + a Compute Shader which cause inconsistent behaviour in conjunction with texture access from inside the CS.   I have two textures which are activated and bound with glActiveTexture(GL_T...
    einzuweitesfeld
    last modified by einzuweitesfeld
  • Conditional Command Buffer Execution extension for VK?

    Mantle has it. Could this come to Vulkan? Actually most of my indirect dispatches end up with zero work, so lots of useless barriers.   Writing command buffers directly form GPU would be another solution.
    joej
    last modified by joej
  • GLSL compiler crash/bug

    I wrote incorrect code, and spend good half a day figuring out what is wrong. This is because AMD shader compiler crashes or reports weird errors log while compiling the shader. Lets look at this code:   fl...
    spaceengineer
    last modified by spaceengineer
  • GLSL shader problems with latest ATI Radeon drivers

    My name is Stepan Gatilov (aka stgatilov), I am one of the developers of TheDarkMod game. I'll write the whole story from the very beginning for the sake of completeness. Note that the most important things will be a...
    stgatilov
    last modified by stgatilov