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Yesterday, 06:02 PM

Dark Photon replied to a thread Flashes on ARM Mali in OpenGL coding: beginners

Congrats! Persistence pays off! Do you have any insight as to why that particular combination seems to have avoided the instability? Or just...

17 replies | 863 view(s)

Yesterday, 10:48 AM

Jamesel started a thread Including glm.hpp causes compile error on visual studio in OpenGL coding: beginners

Hi All My code compiles on xCode but when including glm.hpp in visual studio I get an error (even though I'm not currently using glm.hpp) ...

0 replies | 35 view(s)

Yesterday, 08:19 AM

aferreira started a thread Water depth changes with camera position/rotation in OpenGL coding: beginners

Hello all, I am trying to get the water depth for a water plane situated at y = 0. So far im doing the following: 1. Render Reflecion and...

0 replies | 37 view(s)

06-21-2018, 04:23 PM

Utumno replied to a thread Flashes on ARM Mali in OpenGL coding: beginners

Wow! 3 weeks into the hunt and I finally solved it. I essentially managed to split the SSBO into two parts and make one of the parts (the smaller...

17 replies | 863 view(s)

06-21-2018, 03:06 PM

GClements replied to a thread GLSL shader to boost the color in OpenGL Shading Language

Convert from RGB to HSL, modify the saturation using a curve where 0% and 100% saturation are unchanged but intermediate saturation is increased....

1 replies | 53 view(s)

06-21-2018, 05:21 AM

Dark Photon replied to a thread Manikanta in User Hardware, Software, & Gaming Help

Are you sure it's OpenGL-based? Looks like it's D3D9: LINK

2 replies | 57 view(s)

06-21-2018, 03:38 AM

loki5100 started a thread GLSL shader to boost the color in OpenGL Shading Language

Is their any GLSL shader that can help me to "boost" the color of a texture ? How to write such shader ? I would like to do something like the...

1 replies | 53 view(s)

06-21-2018, 12:22 AM

G.manikanta replied to a thread Manikanta in User Hardware, Software, & Gaming Help

Not house open GL

2 replies | 57 view(s)

06-21-2018, 12:21 AM

G.manikanta started a thread Manikanta in User Hardware, Software, & Gaming Help

Hello I'm using Android emulator to play games when I used to play ashes cricket 2009 it is saying your open house version does not support ext...

2 replies | 57 view(s)

06-20-2018, 06:36 PM

Dark Photon replied to a thread OpenGLES 2.0 Invalid Accesses / Complete Desktop Crash in OpenGL coding: beginners

I tried your program here using the EGL+GLES support in NVidia's Linux graphics drivers, and it works fine without any modifications. Here's the...

3 replies | 96 view(s)

06-20-2018, 01:33 PM

legoabram replied to a thread OpenGLES 2.0 Invalid Accesses / Complete Desktop Crash in OpenGL coding: beginners

That would make sense, and the mesa driver doesn't seem to have a strong reputation with valgrind. I'm working on a suppression file that should help...

3 replies | 96 view(s)

06-20-2018, 08:02 AM

nimelord started a thread Soft occlusion? in OpenGL coding: beginners

Hi, guys! Some time ago I listened "Soft occlusion" term. It is some graphic technique? If it is, could you describe it, or post a link to? (I...

0 replies | 61 view(s)

06-20-2018, 05:23 AM

loki5100 started a thread Why this gloomEffect glsl code output only black & white image? in OpenGL Shading Language

the code below produce only black & white output :( any idea why ? varying vec4 TEX0; vec4 _ret_0; vec3 _TMP4; float _TMP3; vec3 _x0014;...

0 replies | 51 view(s)

06-20-2018, 05:04 AM

Dark Photon replied to a thread OpenGLES 2.0 Invalid Accesses / Complete Desktop Crash in OpenGL coding: beginners

I love valgrind. It's an awesome tool! I really miss it on Windows. However, it doesn't always know what it needs to be able to sanity check...

3 replies | 96 view(s)

06-20-2018, 04:40 AM

Dark Photon replied to a thread How use two or more attribute in the vertex shader? What am I doing wrong? in OpenGL coding: beginners

Take a look at the names of your "varyings", first in your vertex shader and then in your fragment shader. Why don't they match? You can query...

1 replies | 51 view(s)

06-20-2018, 03:59 AM

Utumno replied to a thread How to bind the shaders with two or more textures? OpenGL ES in OpenGL coding: beginners

The same like I wrote in post no. 2

5 replies | 122 view(s)

06-20-2018, 03:42 AM

Dr.Mundo started a thread How use two or more attribute in the vertex shader? What am I doing wrong? in OpenGL coding: beginners

I have this vertex shader: uniform mat4 u_Matrix; attribute vec4 v_Position; attribute vec4 v_Position1; attribute vec2 a_texCoord;...

1 replies | 51 view(s)

06-20-2018, 02:55 AM

Dr.Mundo replied to a thread How to bind the shaders with two or more textures? OpenGL ES in OpenGL coding: beginners

Thanks, I just have one question, how the vertex shader have to look?

5 replies | 122 view(s)

06-20-2018, 01:17 AM

legoabram started a thread OpenGLES 2.0 Invalid Accesses / Complete Desktop Crash in OpenGL coding: beginners

I don't even know what happened. I've created a veritable abomination. This devil code is completely beyond me. I've been digging through GDB and...

3 replies | 96 view(s)

06-19-2018, 11:51 PM

unknown123 started a thread Partial diffuse and full specular in OpenGL coding: beginners

Hi everybody, I am currently working lighting in OpenGL. In my shader code, I have added the diffuse and specular effect as follows: vec3...

0 replies | 43 view(s)

06-19-2018, 04:18 AM

Utumno replied to a thread How to bind the shaders with two or more textures? OpenGL ES in OpenGL coding: beginners

Oh yes, sorry, I meant mTex1Handle = glGetUniformLocation( ProgramHandle, "u_Texture1"); mTex2Handle = glGetUniformLocation( ProgramHandle,...

5 replies | 122 view(s)

06-19-2018, 03:31 AM

john_connor replied to a thread How to bind the shaders with two or more textures? OpenGL ES in OpenGL coding: beginners

thats not correct it has to be: GLint location1 = glGetUniformLocation( ProgramHandle, "u_Texture1"); GLint location2 =...

5 replies | 122 view(s)

06-19-2018, 02:53 AM

Liamza2314 started a thread Need help, opengl games making my screen flicker black in User Hardware, Software, & Gaming Help

I'm running windows 7 x64, Nvidia GeForce go 7900gs Every time I try to play games that use Opengl, I have the issue of black bars flickering up and...

0 replies | 48 view(s)

06-19-2018, 01:32 AM

Utumno replied to a thread How to bind the shaders with two or more textures? OpenGL ES in OpenGL coding: beginners

in fragment shader: uniform sampler2D u_Texture1; uniform sampler2D u_Texture2; (...) gl_FragColor = texture2D(u_Texture1, v_TexCoord1) +...

5 replies | 122 view(s)

06-18-2018, 09:30 PM

Dr.Mundo started a thread How to bind the shaders with two or more textures? OpenGL ES in OpenGL coding: beginners

I know how to create a single texture, how to bind one texture with a shaders. But I don't know how to bind two or more texture with the shaders, and...

5 replies | 122 view(s)

06-18-2018, 07:24 PM

computerguy3100 started a thread How To Install OpenGL In Visual Studio 2017 Community Edition? in OpenGL under Windows

Hello, so I have been writing an application in C# and OpenGL in Microsoft Visual Studio 2017 Community Edition. However, when I try to compile...

0 replies | 104 view(s)

06-18-2018, 01:45 PM

pbivens replied to a thread glutTimerFunc problem in OpenGL coding: beginners

well I have made some progress void collision(int value) { if (value >= 0) { if ((value % 2) == 0) { collision_bug_one(0.0f,...

1 replies | 165 view(s)

06-16-2018, 04:54 PM

Utumno replied to a thread Flashes on ARM Mali in OpenGL coding: beginners

Summarizing this investigation: mixed, mostly bad, news. Flashing my Samsung Galaxy S7 with Lineage OS 15.1 (even though version of the Mali...

17 replies | 863 view(s)

06-16-2018, 09:58 AM

Hauken started a thread OpenGL, CubeMap, Black Skybox,C++ in OpenGL coding: beginners

Hey.New to OpenGL. i'm trying to get this skybox to work. Both the vertex and fragmentshaders for the skybox are compiling successfully, however the...

0 replies | 67 view(s)

06-15-2018, 01:29 PM

8Observer8 replied to a thread Tutorials, Books for OpenGL Beginner ?? in OpenGL coding: beginners

It is easy to translate to another programming languages: https://webglfundamentals.org/ https://sites.google.com/site/webglbook/

7 replies | 1685 view(s)

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