• FATAL - Exception thrown in GLES31Api::glGetString -> FATAL: No api instance available for type GLES31Api in glGetString

    Hello ARM buddies!

    First, thanks for Mali OpenGL ES Emulator 2.0. It's very light!

    This four lines:

    const unsigned char* extStr= glGetString(GL_EXTENSIONS);

    const unsigned char* renderStr  = glGetString(GL_RENDERER);

    const unsigned char* versionStr…

  • Mali-400 functioning with software stack running on Cortex-A53 AARCH64 Linux OS.

    Dear ARM Forum,


    I am working for a ARM Cortex-A53 + Mali based SOC. I am preparing a demo plan for my platform to show Mali-400 functioning with  software stack running on Cortex-A53 AARCH64 Linux OS.

    Thanks in advance, I hope your Expertise and Experience…

  • What is the Linux 3D-Graphics Driver stack with  OpenGLES2.0  supporting for ARM Mali 400 GPU.

    Dear Group ,

    Can some one please provide the complete Linux 3D-Graphics stack which use OpenGLES2.0 with ARM Mali 400 GPU.

    I am trying to figure out the existing Linux software components and porting them for Linux 64 bit.

    Please point some nice document…

  • Issue on webgl on a chromium port with Mali 400 GPU.

    Hi,

    I am working on a linux (directfb/fbdev) port of chromium on a set top box platform which has a  Mali-400 GPU.

    I have an issue with an HTML application creating a webgl context in RGB (without alpha).

    After analysis, we can see that chromium creates…

  • Facing problem in running Open Gl ES 1.3.1 example on ubuntu

    Hi,

    After installing the Open GL ES emulator 1.3.1 on ubuntu 14.01,while building the Open GL ES 1.1 simpApp11 example, i am navigating to the directory and firing the "make" command,

    this error appears on the screen:

    @ARM/Mali_Developer_Tools…

  • Rendering to integer formats

    I'm now trying to render to an integer format as attachment 1

    GLFormat = GL_RG_INTEGER;
            GLInternalFormat = GL_RG32UI;
            Type = GL_UNSIGNED_INT;
    glTexImage2D( GL_TEXTURE_2D, 0, GLInternalFormat, Tex->Info.Width, Tex->Info.Height, 0, GLFormat…
  • Glmark2-es2 score for Mali T628 GPU and its dependency on Window Manager

    Hi ,

    Recently I tried to run  the glmark2-es2 on Exynos 5422 Board of odroid.

    The Mali Drivers version used was r4p1 for Mali T628 GPU and kernel version 3.19 rc1(same experiment was done with 3.10 kernel and 3.17 also)

    For this I used Yocto distribution…

  • Can't Trace app with MGD 2.0.1

    Hi,

    I'm trying to profile a game with MGD 2.0.1 without success. So far my status is that I successfully managed to connect to target in the MGD GUI but no trace data is displayed.

    Logcat is not displaying any information on the intercepted lib. I…

  • I downloaded mali graphics debugger v2.0 for win7 32bit, but i can't capture any data after setting up host and target following the MGD user guide, what should i do?

    I downloaded mali graphics debugger v2.0 for win7 32bit, but i can't capture any data after setting up host and target following the MGD user guide, what should i do?

  • libEGL crash after loaded libGLES_mgd.so

    Hi:

    I have a device which was equipped with Mali T760.

    I follow the instruction in Graphic Debugger 2.0, get the below crash  logs.

    I/DEBUG   ( 2338): pid: 3850, tid: 3850, name: surfaceflinger  >>> /system/bin/surfaceflinger <<<…

  • Error while compiling a Compute Shader on Nexus 10

    I'm trying to compile a compute shader that starts with :

    #version 310 es

    layout (local_size_x = 1) in;

    layout (local_size_y = 1) in;

    layout (local_size_z = 1) in;

    and I get the following error :

    0:3: L0001: local_size_x qualifier was not set in the first…

  • glGetShaderiv reports failed compilation, glGetShaderInfoLog is empty using OpenGL ES Emulator

    Hey,

    I'm having some troubles getting shaders to compile using the OpenGL ES emulator

    "precision mediump float;\n"
      "attribute vec3 inPosition;\n"
      "attribute vec2 inTexCoords;\n"
      "varying vec4 Position;\n"
    …
  • Mali Graphics Debugger : No trace displayed on MGD GUI


    Hi,

    I am trying to install Mali graphics debugger(v2.0.2) on my target(arm_fbdev) as mentioned in the MGD user guide.

    I started the mgddaemon and preloaded the interceptor library path before launching the OpenGL ES app but i could not get any trace on…

  • OpenGL ES under crouton/Ubuntu ARM Chromebook

    Greetings,

    I am trying to run sample code for Mali_OpenGL_ES_SDK_v2.4.4 on a SAMSUNG ARM Chromebook.

    I was able to run examples for OpenCL SDK 1.1.0 following

         Random ideas of a drinking cat: OpenCL on the Samsung Chromebook ARM,…

  • opencl and opengles Interop problem

    Hi,Guys,

    I want to know how mali gpu schedule when compute kernel(openCL) and opengles rendering called concurrently and the performance?

    best wishes .

    phenix

  • Asking about scons build option of OpenGL ES

    Hello,

    Can I ask you few questions about scons building options please?

    1. Do I have to use 'winsys=x11' option instead of 'winsys=fbdev' for X11 system?

    2. My Mali version is T624 and I received the DDK with 'r5p0' named directories.…

  • Is Mali-T628 MP6 going to support glNext?

    I'd like to buy a board with that GPU (ODROID-XU3) and I want to be sure that I'll be able to use glNext on it. If not, then which GPUs are going to support it?

  • My glmark2-es is it acceptable ?

    =======================================================

        glmark2 2012.08

    =======================================================

        OpenGL Information

        GL_VENDOR:     ARM

        GL_RENDERER…

  • Render to portion of a frame

    I am trying to render to just a rectangular portion of the frame. To my knowledge there are two options for this - glScissors and glViewport.

    When profiling with DS-5 Streamline on both Mali-400 MP and Mali-450 MP, the number of rasterized fragments is…

  • What is the GPU/driver doing if not shading?

    I ran Streamline on the SimpleTriangle example from Mali OpenGL ES SDK for Android v1.6.0. Basically, each frame it renders a triangle, that covers half of the frame. It renders to the default framebuffer. What I observe is, that most of the time is spent…

  • Use of EGL_IMAGE_PRESERVED_KHR in eglCreateImageKHR.

    Hi,

    I am trying to create a sample application where i am trying to use a EGLImage as texture. The EGLImage is created from a native pixmap using eglCreateImageKHR.

    Most of the open source sample codes available over net  using eglCreateImageKHR has…

  • 3D/2D Graphics Stack On Linux OS in Embedded industry ?

    Dear Community members,

    I have been seeing for details of Graphics stack on Linux OS, I did not see a good document which explains the  All Graphics stacks exist till the date.

    And I did not see a nice document/presentation/discussion which explains…

  • Mali 400 MP2 Power Consumption

    Hi guys,

    Is there any documentation on the power consumption of the Mali 400 MP2 during different ops. How does this compare with the Mali 470 ?

    Just curious.

    Regards,

    Rajesh. 

  • Mali 400 Utgard GLES/EGL extensions

    Hi guys,

    I was wondering if the EGL/GL extension list remains the same between the r5p0 and r7p0 releases. I can't seem to find any documentation besides this link ( which says it's for the r5p0 release).

    https://www.google.co.in/url?sa=t&rct…

  • Weird voodoo required to connect MGD

    To successfully connect to my Note 5, I have to:

    1. Run MGD

    2. Try to connect

    3. It will show an 'Error' entry in the list of android devices.

    4. Quit MGD

    5. In Task Manager, adb will start running as soon as MGD quits.

    6. Re-run MGD

    7. Try to…