Questions tagged [opengl]
Questions about OpenGL (Open Graphics Library) OpenGL is an API used to render real-time 2D and 3D graphics. Blender uses OpenGL for drawing the user interface, 3D view, and the game engine.
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Opengl 3.3 in blender 2.8
I have Intel i3 processor with Intel hd3000 graphics. Will blender 2.8 work ? Or I need to install opengl 3.3? Will that work on this graphic card?
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How to Save OpenGL Viewport Animation in Blender 2.8?
I am able to create the viewport animation, and then play it back from the render menu, but there doesn't appear to be any option to save it. When I render from the camera I have, it saves to the path ...
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What happened to OpenGL render? Why has EEVEE been so slow at files?
I just spent days rendering something in 2.80, and it's got some problems, so I'll need to re-render. The thing is I don't even need anything but OpenGL rendering for this, but OpenGL along with the ...
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How do I find the final pose matrix for every bone to send to the shader?
Hello any advice would really be appreciated. I know there are lots of threads on this already but I have read many of them and I am still having trouble. I want to export a simple skeletal ...
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blf is a module or a parameter?
blf is a module or a parameter?
I have read the documentation of blender, and I do not understand well what blf matters, or if it is only a parameter.
I ...
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How do I make objects not renderable in OpenGL Render / overlays disabled on Blender 2.8?
I have some mesh that i do not want to be visible when disabling the overlays button but they still do so, in Blender 2.79 checking the Render only box was enough but here it doesnt work like that. ...
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Where are the settings to increase cycles threads?
I am trying to adapt the cycles render code to allow me to use the full threading power of my GPU (Radeon RX750 8Gb, 2048 OpenGL threads). There seems to be a limit from some time ago of 1024 threads, ...
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Blender 2.8 How do i make objects with Render View disabled to not be visible on Viewport / OpenGL Rendering?
I have some objects which i do not want to be disible on the Viewport nor the OpenGL rendering previews, back in 2.79 it worked just fine by disabling render view on the outliner and enabling the '...
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What is the substitute for gpu.export_shader in Blender 2.80?
I am trying to export GLSL from Blender materials in a scene. This call appears to have been removed from module "gpu" in Blender's Python API as of 2.80. Is there any substitute? How should I proceed?...
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For Blender, which is the better language to learn - OpenGl or OSL? And why?
I have only yesterday started to learn OSL. Since OSL tutorials are scarce in Youtube, I am beginning to wonder if OSL is becoming obsolete as I get the impression that it is overshadowed by OpenGl. I ...
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Is there a fast way to render an obj+mtl file to PNG
I'm using command line blendering an obj+mtl file to PNG this question. However, it takes 2 seconds to render a scene.
Is there a faster way to do so? Because, I need to render hundreds of output ...
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Blender 2.8 Beta: OpenGL 3.3 Error?
Before I start, YES, I have done my own research - I know how annoying a repeat question is. Yet each answer is so specific to others...
When I tried the beta 2.8 64 bit, it says "Blender requires a ...
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How can i add texture with a realistic fabric look to my mesh?
I've created a mesh in blender and am trying to add a material in a way that will give the model a realistic fabric look.
I added a material with an image texture, but the model looks very smooth and ...
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Blender 2.8 refuses to run on my PC
When I try to run Blender 2.8, I get the error "Device init failed: 0x80070490"
My Windows 10 PC has the following graphics card:
NVIDIA GeForce GTX 960
According to the geforce.com site, the ...
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bgl Hello Triangle Blank Screen
This code should draw the "Hello Triangle" (1) that everyone starts off with but it's not showing up. Since it's in Blender, I used (3) as a reference for when to draw. That's why the code itself ...
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Blender 2.79b Crashes High Sierra MacBook
I'll try to make this as short as possible, but it's gonna be long. Problem: Blender 2.79b crashes my early 2011 MacBook 15-inch running High Sierra during viewport rendering. Operating theater: 2.2 ...
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Blender 2.79b on a iMac 27 late 2013 with NVIDIA Geforce GTX 780M
I downloaded Blender 2.79b and i am very excited about it. Until... i read about the rendering on a mac and that apple is not supporting Open GL anymore? This is the mac i have: iMac 27 late 2013 with ...
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displaying model in opengl
I am trying to depict the story of the thirsty crow using crow, pebbles and waterpitcher with different water levels in it. I have created a objects using blender. When i export these models and use ...
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blender 2.8 beta doesn't find opengl
Blender 2.8 doesn't load on my windows 7 notebook. It only says several times:
"Warning! Ignoring untested OpenGL context profile mask bits. Warning! OpenGL core profile not available."
I already ...
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Blender 2.8 slow render under mesa-18.3.2 and xvfb
How I can profile timings in Blender 2.8 Eevee engine rendering process?
I have blender 2.8 (nightly build) running inside docker container, with mesa-18.3.2 (build from sources) and gallium driver ...
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How to make OpenGL render utilize maximum of CPU power?
I am rendering Scene strip from VSE in OpenGL mode and only 1 of 16 threads (AMD Ryzen 1700) is fully loaded, others are just around 5-10%. Overall CPU usage is ...
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Big problem when exporte normal map from Substance Painter to Blender
I need help.
I have this problem when I export a normal map from Substance Painter to
use in Blender.
As you can see in the images it show some dark spots in the object, and
it looks worse at ...
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Running Blender under Virtualbox
I setup a VirtualBox machine under Windows for dev related stuff (python, visual studio etc), everything works except that I cant run Blender :( it crashes with
...
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Blender 2.8 EEVEE render out viewport like old openGL render
In the older versions of blender 2.8 it used to be possible (I did it once and I saw videos of people doing it) to render out the viewport (I think it was with an OpenGL render option), in rendered ...
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blender 2.8 glRectf() not there
I'm trying to convert a 2.79 add-on to 2.80. I'm running into a problem with openGL function glRectf(). The code that's currently in the add-on draws the menu as follows
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Blender 2.80 not working on AMD Radeon HD 6470M GPU
I'm not able to open Blender 2.80, it tells me that it requires OpenGL 3.3 Core
So i wanted to make sure that the problem is from my GPU and not from blender itself,
so i wrote a simple OpenGL ...
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454
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How to draw custom, complicated ui element
Is it possible to add custom drawn elements to UI? e.g. access OpenGL and draw shapes from code, create some "canvas" in UI and draw on it.
e.g. I'd like to create a complicated interface, something ...
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Blender 2.8 OpenGL requirements and Render Farms
I am currently theory crafting with my IT team about getting Blender installed on our render farm. However the render blades we have do not have GPUs currently installed. I was wondering if this ...
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How would one animate blinking lights in viewport OpenGL render?
The goal: to animate blinking emission materials (Christmas Lights from a distance) in viewport materials view.
My attempt: When I manually change the emission strength, the changes are visibly ...
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Rendering with OpenGL in Blender does not show the intended rendered image or animation
I am trying to render animations and images fast using the OpenGL feature in Blender but even though I want it to render a fully rendered image or animation, it only renders the solid image, or the ...