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Recent questions tagged opengl
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opengl es - glReadPixels doesn't read depth buffer values on iOS
I can't seem to read the depth buffer values in OpenGL ES2 on iOS 4.3 afDepthPixels = (float*)malloc(sizeof ... supported in ES2 on iOS? Thanks! See Question&Answers more detail:os...
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opengl - Is there a max libGDX texture size for desktop?
I know that on mobile devices, the largest texture you could render in a single draw differs: sometimes it is ... from one computer to another? See Question&Answers more detail:os...
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Oct 24, 2021
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opengl - Does glBlitFramebuffer copy all color attachments if GL_COLOR_BUFFER_BIT mask is specified?
If I am copying pixels from one FBO to another and each of them have multiple (not necessary the same ... anywhere in the OpenGL documentation. See Question&Answers more detail:os...
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Oct 24, 2021
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opengl - How to Display a 3D image when we have Depth and rgb Mat's in OpenCV (captured from Kinect)
We captured a 3d Image using Kinect with OpenNI Library and got the rgb and depth images in the form of ... does these two versions conflict?? See Question&Answers more detail:os...
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Oct 24, 2021
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opengl - Passing uint attribute to GLSL
I'm trying to pass a bunch of consecutive unsigned ints as attribute to my GLSL shader. So far I came up ... I assume it should draw something. See Question&Answers more detail:os...
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Oct 24, 2021
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opengl - Undefined reference errors when linking GLFW on MinGW
I am trying to develop an openGL application with GLEW and GLFW on Windows using minGW. In the current directory, ... solve the problem for me. See Question&Answers more detail:os...
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Oct 24, 2021
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opengl es - glGetShaderInfoLog returns empty string (android)
I am modifying the version of the android version of the 2d texture example from OpenGl ES2.0 programming guide to ... know how to do this. See Question&Answers more detail:os...
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Oct 24, 2021
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opengl - How to update glut window continuously?
I have a real robot that is ordering my virtual robot in open gl. I want show every movement of my master robot( ... Enabled = true; return 0; } See Question&Answers more detail:os...
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Oct 24, 2021
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opengl - How to update glut window continuously?
I have a real robot that is ordering my virtual robot in open gl. I want show every movement of my master robot( ... Enabled = true; return 0; } See Question&Answers more detail:os...
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Oct 24, 2021
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opengl es - Why it is necessary to set precision for the fragment shader?
I learn WebGL. Next shaders work fine: // vertex.shader // precision mediump float; attribute vec4 a_Position; attribute ... it didn't help me. See Question&Answers more detail:os...
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Oct 24, 2021
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opengl es - How to overlay GLSurfaceView over a MapView in Android?
I want to create a simple Map based application in android ,where i can display my current position.Instead of ... knows the solution help me. See Question&Answers more detail:os...
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Oct 24, 2021
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opengl es - Wireframe shader - Issue with Barycentric coordinates when using shared vertices
I'm working on drawing a terrain in WebGL. The problem is that I'm only using 4 vertices to draw a single ... to draw a single quad? Thanks! See Question&Answers more detail:os...
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Oct 24, 2021
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opengl es - Android devices GL_MAX_TEXTURE_SIZE limitation, safe texture size
I am working with AndEngine and OpenGL ES 2.0. I keep reading about GL_MAX_TEXTURE_SIZE and how I should keep my ... be enabled (I expect 0). See Question&Answers more detail:os...
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Oct 24, 2021
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opengl - Why retina screen coordinate value is twice the value of pixel value
My computer is a Mac pro with a 13 inch retina screen. The screen resolution is 1280*800 (default). Using ... twice the value of pixel value? See Question&Answers more detail:os...
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Oct 24, 2021
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925
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opengl - How to make a wave warp effect in shader?
I want to make a wave warp effect like this: But I can only create the normal sine wave. Here is my fragment shader: ... vec2(p.x, p.y+y); See Question&Answers more detail:os...
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Oct 24, 2021
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opengl - Understanding the relationship between glutDisplayFunc and glutPostRedisplay
When reading the redbook I found: glutDisplayFunc(void (*func)(void)) is the first and most important event ... why its functionality is needed. See Question&Answers more detail:os...
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Oct 24, 2021
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opengl - GL_TRIANGLE FAN Explanation
I am trying to "fill" a surface of a sphere that I drew using this algorithm here: http://paulbourke ... How does GL_TRIANGLE_FAN work exactly? See Question&Answers more detail:os...
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opengl es - Android GLSurfaceView transparent background without setZOrderonTop
Sorry for my English. My work is based on https://github.com/harism/android_page_curl/ After many hours of research ... . Someone can help me? See Question&Answers more detail:os...
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Oct 24, 2021
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opengl - Dashed line in OpenGL3?
I'm currently porting an old OpenGL 1.1 application which makes use of wireframe models to OpenGL 3.0. ... coordinates over to glBufferData()? See Question&Answers more detail:os...
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Oct 24, 2021
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465
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opengl es - Android: Is it possible to create a SurfaceTexture without a SurfaceView?
I want to create a SurfaceTexture with an OpenGL texture that I can manage, in a setup similar to this answer. ... always need a native window. See Question&Answers more detail:os...
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Oct 24, 2021
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484
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opengl es - Android: Is it possible to create a SurfaceTexture without a SurfaceView?
I want to create a SurfaceTexture with an OpenGL texture that I can manage, in a setup similar to this answer. ... always need a native window. See Question&Answers more detail:os...
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Oct 24, 2021
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opengl
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514
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opengl - Dashed line in OpenGL3?
I'm currently porting an old OpenGL 1.1 application which makes use of wireframe models to OpenGL 3.0. ... coordinates over to glBufferData()? See Question&Answers more detail:os...
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Oct 24, 2021
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Technique[技术]
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71.8m
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539
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opengl es - Android: Is it possible to create a SurfaceTexture without a SurfaceView?
I want to create a SurfaceTexture with an OpenGL texture that I can manage, in a setup similar to this answer. ... always need a native window. See Question&Answers more detail:os...
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Oct 24, 2021
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517
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opengl - Dashed line in OpenGL3?
I'm currently porting an old OpenGL 1.1 application which makes use of wireframe models to OpenGL 3.0. ... coordinates over to glBufferData()? See Question&Answers more detail:os...
asked
Oct 24, 2021
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Technique[技术]
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71.8m
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opengl
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472
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1
answer
opengl es - Android: Is it possible to create a SurfaceTexture without a SurfaceView?
I want to create a SurfaceTexture with an OpenGL texture that I can manage, in a setup similar to this answer. ... always need a native window. See Question&Answers more detail:os...
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Oct 24, 2021
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opengl
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499
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opengl - Dashed line in OpenGL3?
I'm currently porting an old OpenGL 1.1 application which makes use of wireframe models to OpenGL 3.0. ... coordinates over to glBufferData()? See Question&Answers more detail:os...
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Oct 24, 2021
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opengl es - Android: Is it possible to create a SurfaceTexture without a SurfaceView?
I want to create a SurfaceTexture with an OpenGL texture that I can manage, in a setup similar to this answer. ... always need a native window. See Question&Answers more detail:os...
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Oct 24, 2021
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opengl - What exactly is a floating point texture?
I tried reading the OpenGL ARB_texture_float spec, but I still cannot get it in my head.. And how is floating ... I am loading into a texture? See Question&Answers more detail:os...
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Oct 24, 2021
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