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  • Forum Post: Bad texture mapping on OMAP3530

    Jeff DeFouw
    Hello. I have an application that draws terrain by mapping textures onto triangles using fixed OpenGL-ES 1.x functions on Linux on an OMAP3530. The triangles are rotated into view based on the orientation of the viewer. When I do this, I see texture magnification errors. I've confirmed the...
    on Feb 13, 2010

  • Forum Post: PowerVR SGX for GP computation

    mastupristi
    Hi, we are starting with a project that is about signal processing. We need very high performance, because we need to processe 6~8 channels 24nit @192KHz, and 16K~24K-Taps FIR filter for each channel. We read in many place about the possibility to use PowerVR SGX core to speed up elaboration (GP...
    on Apr 30, 2010

  • Forum Post: Building sgx modules for linux-omap 2.6.32

    Steve Sakoman
    I am attempting to build the latest omap3-sgx-modules-1.4.14.2514 for linux-omap 2.6.32. The build completes without errors. However when I attempt to load the omaplfb module I get the following error: omaplfb: OMAPLFB_Init: OMAPLFBInit failed I spent a bit of time looking into this and it...
    on Jan 30, 2010

  • Forum Post: GL_SCISSOR_TEST problem on OMAP3530 SGX

    Jeff DeFouw
    I use OpenGL-ES 1.x and GL_SCISSOR_TEST to cut off graphics drawn to different parts of the screen. With Graphics SDK 3.00.00.09, and with other graphics chips, that works fine. Recently I've been doing some testing with 3.01.00.06 looking for improved stability. The bootup seems more stable, but...
    on Sep 1, 2010

  • Forum Post: Re: Problem with integrating Qt and SGX drivers

    Prabindh Sundareson
    Please read the README inside the below archive, and use the patch. https://gforge.ti.com/gf/download/docmanfileversion/263/4451/wsegl_pvr2d_1.6.3977.tar.gz The architecture of the window system has changed with latest SGX drivers. Qt's powervr driver needs an update for this, and this change...
    on Mar 24, 2011

  • Forum Post: Re: Problem with integrating Qt and SGX drivers

    Prabindh Sundareson
    The earlier link only has the header files, the below one has the README and the patch. https://gforge.ti.com/gf/download/docmanfileversion/264/4456/qt_wsegl_1.6.tar.gz The glestest and reports you had have no relevance to the Qt issue. Also please see if you can upgrade to AM3517 or AM/DM37xx...
    on Mar 24, 2011

  • Forum Post: Re: OMAP35x_Graphics_SDK_3_01_00_07 compilation issue on OMAP3515

    Prabindh Sundareson
    Is CONFIG_OMAP2_DSS enabled in your kernel ? Looks like it is not. Please refer to kernel requirements below: http://processors.wiki.ti.com/index.php/RN_4_03_00_02 Also the rebuild procedure here: http://processors.wiki.ti.com/index.php/GSG:_AM35x_and_OMAP35x_Rebuilding_the_Software#Rebuilding_the_Graphics_SGX_Kernel_Modules...
    on Apr 15, 2011

  • Forum Post: Re: omaplfb.ko

    Prabindh Sundareson
    This drivers is installed as part of the SGX Graphics SDK. For a quick overview of the component, please refer to, http://processors.wiki.ti.com/index.php/Graphics_SDK_Quick_installation_and_user_guide#Components_that_require_installation_onto_the_target
    on Aug 1, 2011

  • Forum Post: OMAP3530 ES2.1 Graphics SDK 4_03_00_01 problem

    Grazvydas Ignotas
    Hello, we are having problems with latest graphics driver release, the gles programs hang shortly after startup. 4.00.00.01 and earlier releases don't have this problem. Tested on arago 2.6.37 and our custom 2.6.27 kernels with exactly same results.Does the driver still support OMAP3530? Here...
    on Feb 25, 2011

  • Forum Post: GraphicsSDK gfxtest menu driven shell script for executing tests.

    Phil Wakeman
    Here is a shell script with menu for executing gfx tests to make life easier.. GraphicsSDK. #!/bin/bash # A menu driven Shell script which has following options while : do clear echo "1.gles1test1" echo "2.gles1_texture_stream" echo "3.gles2test1" echo "4.gles2_texture_stream"...
    on Sep 1, 2011

  • Forum Post: OpenCL Support for DM3730

    Paul Filitchkin
    According to Imagination Technologies, the PowerVR SGX graphics IP supports OpenCL, and the TI DM3730 has the " POWER SGX™ Graphics Accelerator". Is there a driver that allows OpenCL development on the DM3730 under Linux? If an SDK is currently being developed do you have an ETA? ...
    on Sep 7, 2011

  • Forum Post: omap3530 PowerVR - looking for a step by step guide

    andrei ulanovski
    Shalom. I have a Mistral OMAP3530 EVM and use Linux kernel and filesystem from DVSDK4. I'm somewhat experienced in writing and optimizing soft for cortex-a8. I've tried to setup an environment to be able to build a program that also utilizes the PowerVR SGX core. I have absolutely no experience...
    on Sep 14, 2011

  • Forum Post: DM3730 Half Screen Tearing with SGX

    Jeffrey Vertosick
    I am using the DM3730 EVM with the latest DVSDK (4_02_00_06) and the included linux kernel (2.6.32). I am trying to display a video captured from a camera to the screen using the graphics accelerator libraries by using a BC cat texture. The image is properly rendered to the screen but I am seeing half...
    on Dec 19, 2011

  • Forum Post: problems installing Graphics_SDK_4_05_00_03 on beagle c4

    Jochen Wilhelmy93727
    Hi! When trying to install the graphics driver on a beagle board i come across two issues. I use buildroot and busybox with the arago linux-omap3 kernel (v2.6.37_OMAPPSP_04.02.00.07) and toolchain is CodeSourcery GNU Toolchain for ARM Processors 2009-q1-203 as indicated in the release notes...
    on Jan 13, 2012

  • Forum Post: Re: how to install graphics sdk to read-only target

    Jochen Wilhelmy93727
    I have not yet tried it out, before I start I wanted to ask if there is a standard way to do it Or a howto -Jochen
    on Jan 15, 2012

  • Forum Post: beagle video output stops after some time

    Jochen Wilhelmy93727
    Hi! when I start an sgx demo (e.g. OGLES2ChameleonMan) then it runs for several minutes, but then the video output stops and the kernel says omapdss CORE: save context. then I have to restart the demo. how can I make it run continuously? -Jochen
    on Jan 13, 2012

  • Forum Post: how to install graphics sdk to read-only target

    Jochen Wilhelmy93727
    Hi! currently the graphics sdk installs its files into /opt and then /etc/init.d/omap-demo has to be called on the target to install the files to the correct places which requires write access. is it possible to install the files directly to the final locations on the host? or do I have to write...
    on Jan 14, 2012

  • Forum Post: Re: Qt 4.8/X11 OpenGL ES 2.0 problem with SGX (BeagleBoard xM)

    Raja Bose
    Hi Prabindh, Thanks for your reply. Can you elaborate what you meant by: "I t is recommended to use a distribution that comes enabled with this by default. " - what do you mean by "this"? In the link that you posted they specify a patch for the driver (for versions > 1.6...
    on Jan 25, 2012

  • Forum Post: Re: Qt 4.8/X11 OpenGL ES 2.0 problem with SGX (BeagleBoard xM)

    Raja Bose
    Do you know which distro comes with Qt+GLES2 enabled by default? Currently I am using Ubuntu 11.04 with Qt 4.8 compiled by myself. Also is the latest PowerVR SGX driver version still 1.6? If not, where can I get the latest version. Thanks! -Raja
    on Jan 25, 2012

  • Forum Post: Performace problem OpenGl ES 2.0 - eglSwapBuffers

    Christophl97977
    Hi, We have a performance problem with OpenGl ES2.0. eglSwapBuffers is very slow. We have a Gumstix Overo fire with Tobi expansion board (OMAP3530 with SGX530). Here the configuration: OS: Ubuntu 11.04, Kernel 3.0.4-x3 (RobertCNelson), Graphics SDK 4.03.00.02, Egl Version 1.4 build 1.6.16...
    on Feb 24, 2012

  • Forum Post: Qt 4.8/X11 OpenGL ES 2.0 problem with SGX (BeagleBoard xM)

    Raja Bose
    I am facing the problem which I noticed has been faced by some other but haven't seen a resolution in any of the forums yet. 1) I am using a BeagleBoard xM running Ubuntu 11.04 with X11. I have installed Qt 4.8/X11 compiled with OpenGL ES 2.0 support on the BeagleBoard. 2) Running a Qt application...
    on Jan 24, 2012

  • Forum Post: Window text displaying gibberish when using pvr xorg drivers.

    bryan richmond
    When switching from using fbdev to the sgx pvr drivers provided by the sgx sdk, the window text and any x application displays garbage text that changes every time. All menus drop downs address bars have junk text displayed. the text is fine while using the fbdev drivers, but that renders me unable to...
    on Aug 31, 2011

  • Forum Post: Re: Graphics_SDK_4_05_00_03: buggy xft implementation?

    Evgeniy Dushistov
    Also if set Option "EXANoComposite" "True", which disable usage of driver's Xrender extension, and switch to software rendering, all works fine.
    on Mar 26, 2012

  • Forum Post: Graphics_SDK_4_05_00_03: buggy xft implementation?

    Evgeniy Dushistov
    I download and install Graphics_SDK_4_05_00_03 on my beagleboard. Build it with xorg support. And I see that almost every application that uses GTK+/X11 or Qt/X11 show garbage instead of letters. So I dig into this, and write simple application that uses xlib and xft (see attachment). It...
    on Mar 22, 2012

  • Forum Post: DM3730 - SGX WINCE 6

    Shahal Weissleder
    Hello, I installed and copied the PowerVR and PowerVR-SDK to the public location. I built my image. When I try to run the binaries, a white blank screen is shown and I can see the FPS through the serial debug connection. After I run the \Windows\EGLinfo it works fine and I can see the samples...
    on Mar 26, 2012
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