• Custom OS and mali400 binary driver

    Hi,

    I have a custom OS that does a lot of things with SoCs but now, I wish to add a display to it with a custom made GUI.

    Currently, I am very interested to use OpenGL ES and video acceleration.

    Do your binary driver has lot of links with the Linux/Android…

  • Mali GLES SDK opengles_20/texts example not working on emulator in v2.4.4

    Build for emulator, then go to bin_emulator/opengles_20/texts and run texts.

    I only see a gray screen, but no text.

    All other examples work.

    Ubuntu 14.04.

  • Need eglconfigs' information that are implemented by ARM in r5p1 for Mali-400 GPU for OPEN GLES 2.0?

    HI Community,

    I can see that around 22 configs are implemented by ARM for mali-400 GPU for openGL ES 2.0? Is this correct?

    I am getting error while using EGLCONFIG 9. Can I get detailed information about attributes set by config 9 ?

    because  I am getting…

  • Error: eglGetError(): 0 (0x0000)

    Greetings,

    I am trying to run sample code for Mali_OpenGL_ES_SDK_v2.4.4 on a SAMSUNG ARM S5P4418

    I followed

    http://malideveloper.arm.com/downloads/deved/tutorial/SDK/linux/2.4/quick_start.html

    to compile samples.

    Samples fail to run based on unable to get…

  • Simple OpenGL texture glitches and Pixel Perfect questions.

    Greetings,

    I have a small issue with OpenGL texturing, which is not related to any GPU in particular. I've reproduced this problem with Radeon GPU and Mali GPU, so it's just a "I don't understand OpenGL" problem. However, I'm putting this in the ARM Mali…

  • Is there practical examples of Half-float (FP16) ?

    Greetings,

    After reading“PHENOMENAL COSMIC POWERS! Itty-bitty living space!” from edplowman, I'm wondering how the FP16 type can actually be used ?

    When reading the ARMv7 and ARMv8 architectures manuals, the only instructions that I found…

  • Maximum texture size on Arm Mali 400MP

    I see that Arm mali supports 4K textures & i have verified this using below calls

    GLint maxGPUTextureSize;

    glGetIntegerv(GL_MAX_TEXTURE_SIZE, &maxGPUTextureSize);

    My question is : In my GL application ,I have an textures which are of size more than…

  • Arguably missed optimization: empty loop causes rendering to miss deadline

    In our testing work we've encountered an issue where inserting an empty loop:

    for(int temp = 0; temp < C; temp++) {

    }

    leads to a problem when C is large.

    The issue is detailed in full here, where the files are available:

    Adding long-running empty loop…

  • Why two sample code example in site Arm Developer for android SDK - is missing. First - Shader Pixel Local Storage (http://malideveloper.arm.com/resources/sample-code/shader-pixel-local-storage/) and seconds - Advanced Shading Techniques with Pixel Local...

    Why two sample code example in site Arm Developer for android SDK - is missing. First - Shader Pixel Local Storage and second - Advanced Shading Techniques with Pixel Local Storage. Where to find all code this examples, thanks !

      

  • This very simple shader fails to link on only some Mali GPUs

    Some of our shaders fail to 'link' on some specific devices with Mali GPUs. These shaders have not failed on any non Mali GPU in at least last 13 months. On analyzing our debug logs we found that all of our shader failures in last few months are from…

  • Translucent

    I develop simple 2D sidescroller for mobile devices on Unreal Engine 4 and want to release it on Android and IOS. At the moment, I have a problem with the optimization of the devices, based on Mali GPU.

    I have stable 50 fps on the old Nexus 4 and IPhone…

  • Uniform blocks : Optimal qualifiers

    Greetings,

    I'm currently playing with OpenGL ES 3.0 and I'm wondering if Mali (>= T6xx) drivers can perform interesting optimisations based on the chosen layout qualifier applied to Interface Blocks  ? (shared, packed, std140, row_major, co…

  • Mali T880 gles r8p0-01dev0 crashes with "error info : 3" - what does the error mean?

    I am debugging a WebGL application running on Huawei MediaPad M3 with Mali T880 GPU. After a while the GPU crashes with the following entries in the log:

    03-15 11:41:05.485 18747-19276/io.rendra.rendraodev E/chromium: [ERROR:gles2_cmd_decoder.cc(12769…

  • Can the Mali 760 handle OpenGLES3.2?

    I just received an Asus Tinkerboard which has an Mali 764 on it, I was very excited to see it included libs for OpenGLES3.1. But I have seen on some reports that the 760 series can handle OpenGLES3.2 is that correct and if so, where could I locate drivers…

  • Mali t628

    Hello everyone! I have a Odroid xu4 motherboard and it has the mali t628 gpu, I installed the latest driver on android but it doesn't show AEP Support (Andriod Extension Pack) and I'm actually confused, because in wikipedia it says that it supports it…

  • GLSL read+write image2D

    I expected to be able to use both imageLoad and imageStore on the same image to read and modify it from within a compute shader.

    Trying with a declaration of: layout(r32f, binding=0) uniform highp image2D x;
    Produces "Shader error: Image has to be qualified…

  • OpenCL and Sourcery codebench

    Hi. 

    I'm trying to learn more about programming to the GPU. I'm using a OrangePi, which has a Mali GPU. Though when I tried using the Mali OpenCL SDK it fails to compile (on the board with Armbian), since I don't have the Sourcery CodeBench installed. Though…

  • Receiving GPU fence timeouts and GPU crashes on Android 5.1.1. Mali-400 MP OpenGL ES 2.0 Android Rockchip 3126 processor. EGL implementation 1.4 Linux-r6p0-01rel1

    Good Day,

    I know this is questions is about older technology, and this may totally be the wrong forum, but I have no place else to turn. Hopefully one of the experts here can point me in the correct direction. We have developed a kiosk like app on a generic…

  • Why my 3d game is slow only on ARM Mali GPU ?

    Hi all,

     

    I'm new on this forum. I'm here cuz my game (minetest) is slow on only on ARM Mali-400 MP4 GPU (on this smart console http://www.jxdofficial.com/jxd-s7800b-7-inch-quad-core-game-console.html). This 3d project uses the open source engine…

  • EGL GLX error:No configs found with the requested attributes.

    I download Mali OpenGL ES SDK v2.44  and follow the SDK tutorial quck start guide.

    finally I run the binary to execute the example,the following erro message appears.

    FATAL - EGL: (initialize 104) GLX returned Error base : a9, Event Base : 69
    FATAL - EGL…

  • Qt5 app fails creating the EGL surface - Firefly RK3288 (Mali T764)

    Hi all,

    I have a Firefly board with Ubuntu 14.04, Kernel 3.10, and the Mali binaries from the package "malit76xr5p006rel0linux1fbdevtar.gz". I've built the Mali SDK OpenGL demos, and they run ok over the Ubuntu X11 desktop, obviously, they override some…
  • Mali T880 r12p0/1 broken GLES3 features

    I just wanted to know why the latest r12 update for Mali-T88x broke the EXT_BUFFER_STORAGE function and a few other features aswell, and also if there's a fix for this?

  • Vulkan higher GPU bandwidth than OpenGLES

    Hello everyone,

    I'm testing the performance of Vulkan vs. OpenGLES using the samples provided here:

    https://github.com/KhronosGroup/Vulkan-Samples

    I modified the code to output an 8x8x8 cube of tori(donut) geometry. This seems to provide the GPU…

  • glMapBufferRange and glUnmapBuffer performance on the Mali-T880

    Hello all,

    I'm currently using glMapBufferRange to update a trippled buffered UBO in instanced rendering, but I'm noticing that calling glUnmapBuffer is taking ~0.5ms of CPU time, despite calling glMapBufferRange with the GL_MAP_UNSYNCHRONIZED_BIT…

  • Reading and writing YUV 10 bit texture

    I want to read and write YUV 10 bit texture with MALI - T 820, but I do not know how to specify it. What should I set up?