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Questions tagged [powervr-sgx]

37 questions
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Determine limit for data sent to VBO?

I'm writing a 3d application for the Playbook, which has a PowerVR SGX 540. I noticed that if I stuff enough data in the VBO through opengl, I can cause the device to crash (not just the application, but the entire device, requiring a hard reboot).…
Prismatic
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What's the advantages and disadvantages of PowerVR?

My game engine recently added PowerVR (PVR) support, after some search on Google and Wikipedia, I only know the definition of PVR, but I don't know what is it use for, what are its advantages and disadvantages. I'm developing game for Android, what…
Luke Vo
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PowerVR-SGX500 series strange behavior

When testing on a Galaxy Tab 3 with a PowerVR-SGX GPU, our animated 3D models appeared to explode, smearing polygons all over the screen. Other devices without the PowerVR GPU did not exhibit this behavior with the same APK. Is anyone else seeing…
Grimless
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BeagleBone Black SGX SDK missing EWSTest

I downloaded and installed the SGX SDK 5.01.01.01 on my BeagleBone Black without any issues. I can run the demos and they work just fine. My problem is I'm trying to write a simple C++ application to access the EWS functionality, like…
user3832227
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PowerVR - GL_OUT_OF_MEMORY on glDrawElements

I've encountered GL_OUT_OF_MEMORY error after call glDrawElements on PowerVR GPUs. This happens on the following devices: Motorola Atrix 2 with stock 4.0 (PowerVR SGX540) Gigabyte GSmart GS202 with stock 4.x (PowerVR SGX531u) Some LG phone with…
keaukraine
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Calling Native code from android NativeActivity

I am trying to learn how to use powervr insider sdk. As soon as I open my MainActivity.java file it's extending NativeActivity and it calls it using super.onCreate(). Here is the code: package com.powervr.OGLES2IntroducingPOD; import…
Shaji Thorn Blue
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GPU PowerVR SGX 544MP3 black screen when rendering shader

I'm working with OpenGL on Samsung Galaxi S4, its GPU is PowerVR SGX 544MP3 and I'm having some king of native error when I'm trying to apply a shader: 01-09 09:28:27.221: E/IMGSRV(28967): :0: DestroyPDSVariantGhostKRM: Shouldn't be called…
Nativ
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Texture won't load OpenGL ES 2.0 PowerVR SDK

I am currently having problems with my texture loading using the PVR SDK. I know that both of my textures have a linear sample filter. However it fires my message that I have set if a texture load fails. This is how I load my textures in. const…
DorkMonstuh
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PowerVR Android sample: makefile not working

I'm having a hard time setting up PowerVR SDK for Android on Windows 8 64, assuming I met all requirements: Android SDK (fresh Eclipse) Android NDK Cygwin (with make) PowerVR Android SDK 3.0 I can perfectly make and run an Android NDK sample.…
stfn
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rotation along x and y axis

I'm using GLKit along with PowerVR library for my opengl-es 2.0 3D app. The 3D scene loads with several meshes, which simulate a garage environment. I have a car in the center of the garage. I am trying to add touch handling to the app, where the…
Valerie
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I ran into a clipping issue and I don't understand why

I notice it when viewing from a specific angle but if I move a little or change the direction the camera is pointing then it'll go back to normal. I'm not really sure even where to start with this one. I only render faces exposed to air and I dont…
Xavier
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Qt PowerVR driver mouse pointer unavailable

I am not trying to spam here just trying to be more specific about the issue of Qt mouse pointer not being available for PowerVR. So I hope someone will have a answer to my question. Qt PowerVR driver needs to be compiled with QT_NO_QWS_CURSOR which…
Tharanga
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maximum number of primitives on FBO

Is there a limit on maximum number of primitives to be rendered on FBO per frame? If so, is there any glGet or any other API to find out the maximum number of primitives allowed per frame? I draw a set of triangles into a texture using FBO. When…
Ramya Maithreyi
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Can I reference an texture unit besides the previous and current in a combiner?

The PowerVR SGX platform, for example, supports 8 texture units (TEXTURE0...TEXTURE7), which can be accessed directly without shaders. Using texture combiners, I can access values from the previous texture stage (GL_PREVIOUS) or the currently bound…
Ben Zotto
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Rotate Object OpenGL ES 2.0

we are using the following code to plot a BMP image in OpenGL ES 2.0: (x1,y1 is lower left coordinates, and x2,y2 are top right coordinates of the objects on the screen, tempimage data is the pointer to bmp image information stored) struct { …
Arun KR
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