StackOverflow Questions for Tag: glreadpixels

golazo

Reputation: 327

How can I save OpenGL draw with OpenGL?

c++openglvisual-c++glreadpixels

Score: 2

Answers: 4

dnalomaz

Reputation: 61

Use glEGLImageTargetTexture2DOES to replace glReadPixels on Android

androidopengl-eseglglreadpixels

Score: 1

Answers: 1

8Observer8

Reputation: 1144

Color picking with glReadPixels works with offset on Android

androidc++qtopengl-esglreadpixels

Score: -2

Answers: 1

EthanHunt

Reputation: 463

How to take screenshot in OpenGL

c++openglsavescreenshotglreadpixels

Score: 21

Answers: 8

Bram

Reputation: 8253

Reading depth buffer using OpenGLES3

opengl-esdepth-bufferopengl-es-3.0glreadpixels

Score: 2

Answers: 1

newCoder

Reputation: 11

Fragment Shader Multiple Output and Reading from FrameBuffer Object Issue

c++openglfragment-shaderframebufferglreadpixels

Score: -1

Answers: 1

XenoScholar

Reputation: 187

Drawing an OpenGL scene to C# bitmap; off-screen gets clipped

c#openglbitmapscreenshotglreadpixels

Score: 3

Answers: 1

noname

Reputation: 363

glReadPixels() fails, but replacing GL_RGBA with GL_RGB makes it work, inside pyglet

pythonopenglpygletxorgglreadpixels

Score: 0

Answers: 0

user1763510

Reputation: 1260

WebGL Texture pixel unexpected color in PNG

pngwebgltexturesrgbaglreadpixels

Score: 0

Answers: 1

Aleksandr Albert

Reputation: 1877

Reading data from Three.js RenderToTarget gives unexpected results

three.jsglreadpixels

Score: 2

Answers: 2

ZjuTh

Reputation: 13

glReadPixel return fault result

c++openglglfwglm-mathglreadpixels

Score: 1

Answers: 1

dllb

Reputation: 111

Huge delay using readRenderTargetPixels() on Chrome Android, with a second depth camera - full demo

androidthree.jswebglglreadpixelswebxr

Score: 0

Answers: 1

Feppster

Reputation: 101

Reading Pixels in WebGL 2 as Float values

opengl-esparticlesglreadpixelswebgl2

Score: 3

Answers: 3

TechnicianLP

Reputation: 33

OpenGL DSA equivalent for glReadPixels

openglframebufferglreadpixelsdirect-state-access

Score: 2

Answers: 1

user1540142

Reputation: 185

GLSURFACEVIEW SAVE to PNG - ERROR glReadPixels

androiddalvikglsurfaceviewglreadpixels

Score: 2

Answers: 3

user51764

Reputation: 25

OES_depth_texture and glReadPixels

opengl-esopengl-es-2.0depth-bufferglreadpixels

Score: 2

Answers: 1

Gpack

Reputation: 2193

glReadPixels seems to read at the wrong coordinates in Qt

qtopenglglreadpixels

Score: 1

Answers: 2

iome

Reputation: 153

Opengl asyncronous PBOs read

asynchronousopenglglreadpixelspbo

Score: 0

Answers: 0

Elnur

Reputation: 119

I am getting wrong values when calling glReadPixels

c++openglwxwidgetsglreadpixelswxglcanvas

Score: 0

Answers: 0

Aurovind_Sagar

Reputation: 85

How to draw the data (from gleReadPixels) onto the default (display) farmebuffer in OpenGLES 2.0

opengl-esglslshaderopengl-es-2.0glreadpixels

Score: 1

Answers: 1

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